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eclipse / platform / eclipse.platform.swt / refs/tags/AFTER_COPYRIGHT_BASH_FOR_35RC4 / . / bundles / org.eclipse.swt / Eclipse SWT Mozilla / common / org / eclipse / swt / browser / Mozilla.java
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/*******************************************************************************
* Copyright (c) 2003, 2009 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.browser;
import java.io.*;
import java.lang.reflect.*;
import java.util.*;
import org.eclipse.swt.*;
import org.eclipse.swt.widgets.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.internal.*;
import org.eclipse.swt.internal.mozilla.*;
import org.eclipse.swt.internal.mozilla.init.*;
import org.eclipse.swt.layout.*;
class Mozilla extends WebBrowser {
int /*long*/ embedHandle;
nsIWebBrowser webBrowser;
Object webBrowserObject;
MozillaDelegate delegate;
/* Interfaces for this Mozilla embedding notification */
XPCOMObject supports;
XPCOMObject weakReference;
XPCOMObject webProgressListener;
XPCOMObject webBrowserChrome;
XPCOMObject webBrowserChromeFocus;
XPCOMObject embeddingSiteWindow;
XPCOMObject interfaceRequestor;
XPCOMObject supportsWeakReference;
XPCOMObject contextMenuListener;
XPCOMObject uriContentListener;
XPCOMObject tooltipListener;
XPCOMObject domEventListener;
int chromeFlags = nsIWebBrowserChrome.CHROME_DEFAULT;
int refCount, lastKeyCode, lastCharCode, authCount;
int /*long*/ request;
Point location, size;
boolean visible, isChild, ignoreDispose;
Shell tip = null;
Listener listener;
Vector unhookedDOMWindows = new Vector ();
String lastNavigateURL;
byte[] htmlBytes;
static nsIAppShell AppShell;
static AppFileLocProvider LocationProvider;
static WindowCreator2 WindowCreator;
static int BrowserCount, NextJSFunctionIndex = 1;
static Hashtable AllFunctions = new Hashtable ();
static boolean Initialized, IsPre_1_8, IsPre_1_9, PerformedVersionCheck, XPCOMWasGlued, XPCOMInitWasGlued;
/* XULRunner detect constants */
static final String GRERANGE_LOWER = "1.8.1.2"; //$NON-NLS-1$
static final String GRERANGE_LOWER_FALLBACK = "1.8"; //$NON-NLS-1$
static final boolean LowerRangeInclusive = true;
static final String GRERANGE_UPPER = "1.9.*"; //$NON-NLS-1$
static final boolean UpperRangeInclusive = true;
static final int MAX_PORT = 65535;
static final String SEPARATOR_OS = System.getProperty ("file.separator"); //$NON-NLS-1$
static final String ABOUT_BLANK = "about:blank"; //$NON-NLS-1$
static final String DISPOSE_LISTENER_HOOKED = "org.eclipse.swt.browser.Mozilla.disposeListenerHooked"; //$NON-NLS-1$
static final String PREFIX_JAVASCRIPT = "javascript:"; //$NON-NLS-1$
static final String PREFERENCE_CHARSET = "intl.charset.default"; //$NON-NLS-1$
static final String PREFERENCE_DISABLEOPENDURINGLOAD = "dom.disable_open_during_load"; //$NON-NLS-1$
static final String PREFERENCE_DISABLEWINDOWSTATUSCHANGE = "dom.disable_window_status_change"; //$NON-NLS-1$
static final String PREFERENCE_LANGUAGES = "intl.accept_languages"; //$NON-NLS-1$
static final String PREFERENCE_PROXYHOST_FTP = "network.proxy.ftp"; //$NON-NLS-1$
static final String PREFERENCE_PROXYPORT_FTP = "network.proxy.ftp_port"; //$NON-NLS-1$
static final String PREFERENCE_PROXYHOST_HTTP = "network.proxy.http"; //$NON-NLS-1$
static final String PREFERENCE_PROXYPORT_HTTP = "network.proxy.http_port"; //$NON-NLS-1$
static final String PREFERENCE_PROXYHOST_SSL = "network.proxy.ssl"; //$NON-NLS-1$
static final String PREFERENCE_PROXYPORT_SSL = "network.proxy.ssl_port"; //$NON-NLS-1$
static final String PREFERENCE_PROXYTYPE = "network.proxy.type"; //$NON-NLS-1$
static final String PROFILE_AFTER_CHANGE = "profile-after-change"; //$NON-NLS-1$
static final String PROFILE_BEFORE_CHANGE = "profile-before-change"; //$NON-NLS-1$
static final String PROFILE_DIR = SEPARATOR_OS + "eclipse" + SEPARATOR_OS; //$NON-NLS-1$
static final String PROFILE_DO_CHANGE = "profile-do-change"; //$NON-NLS-1$
static final String PROPERTY_PROXYPORT = "network.proxy_port"; //$NON-NLS-1$
static final String PROPERTY_PROXYHOST = "network.proxy_host"; //$NON-NLS-1$
static final String SEPARATOR_LOCALE = "-"; //$NON-NLS-1$
static final String SHUTDOWN_PERSIST = "shutdown-persist"; //$NON-NLS-1$
static final String STARTUP = "startup"; //$NON-NLS-1$
static final String TOKENIZER_LOCALE = ","; //$NON-NLS-1$
static final String URI_FROMMEMORY = "file:///"; //$NON-NLS-1$
static final String XULRUNNER_PATH = "org.eclipse.swt.browser.XULRunnerPath"; //$NON-NLS-1$
// TEMPORARY CODE
static final String GRE_INITIALIZED = "org.eclipse.swt.browser.XULRunnerInitialized"; //$NON-NLS-1$
static {
MozillaClearSessions = new Runnable () {
public void run () {
if (!Initialized) return;
int /*long*/[] result = new int /*long*/[1];
int rc = XPCOM.NS_GetServiceManager (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIServiceManager serviceManager = new nsIServiceManager (result[0]);
result[0] = 0;
byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_COOKIEMANAGER_CONTRACTID, true);
rc = serviceManager.GetServiceByContractID (aContractID, nsICookieManager.NS_ICOOKIEMANAGER_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
serviceManager.Release ();
nsICookieManager manager = new nsICookieManager (result[0]);
result[0] = 0;
rc = manager.GetEnumerator (result);
if (rc != XPCOM.NS_OK) error (rc);
nsISimpleEnumerator enumerator = new nsISimpleEnumerator (result[0]);
int[] moreElements = new int[1]; /* PRBool */
rc = enumerator.HasMoreElements (moreElements);
if (rc != XPCOM.NS_OK) error (rc);
while (moreElements[0] != 0) {
result[0] = 0;
rc = enumerator.GetNext (result);
if (rc != XPCOM.NS_OK) error (rc);
nsICookie cookie = new nsICookie (result[0]);
long[] expires = new long[1];
rc = cookie.GetExpires (expires);
if (expires[0] == 0) {
/* indicates a session cookie */
int /*long*/ domain = XPCOM.nsEmbedCString_new ();
int /*long*/ name = XPCOM.nsEmbedCString_new ();
int /*long*/ path = XPCOM.nsEmbedCString_new ();
cookie.GetHost (domain);
cookie.GetName (name);
cookie.GetPath (path);
rc = manager.Remove (domain, name, path, 0);
XPCOM.nsEmbedCString_delete (domain);
XPCOM.nsEmbedCString_delete (name);
XPCOM.nsEmbedCString_delete (path);
if (rc != XPCOM.NS_OK) error (rc);
}
cookie.Release ();
rc = enumerator.HasMoreElements (moreElements);
if (rc != XPCOM.NS_OK) error (rc);
}
enumerator.Release ();
manager.Release ();
}
};
MozillaGetCookie = new Runnable() {
public void run() {
if (!Initialized) return;
int /*long*/[] result = new int /*long*/[1];
int rc = XPCOM.NS_GetServiceManager (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIServiceManager serviceManager = new nsIServiceManager (result[0]);
result[0] = 0;
rc = serviceManager.GetService (XPCOM.NS_IOSERVICE_CID, nsIIOService.NS_IIOSERVICE_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIIOService ioService = new nsIIOService (result[0]);
result[0] = 0;
byte[] bytes = MozillaDelegate.wcsToMbcs (null, CookieUrl, false);
int /*long*/ aSpec = XPCOM.nsEmbedCString_new (bytes, bytes.length);
rc = ioService.NewURI (aSpec, null, 0, result);
XPCOM.nsEmbedCString_delete (aSpec);
ioService.Release ();
if (rc != XPCOM.NS_OK) {
serviceManager.Release ();
return;
}
if (result[0] == 0) error (XPCOM.NS_ERROR_NULL_POINTER);
nsIURI aURI = new nsIURI (result[0]);
result[0] = 0;
byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_COOKIESERVICE_CONTRACTID, true);
rc = serviceManager.GetServiceByContractID (aContractID, nsICookieService.NS_ICOOKIESERVICE_IID, result);
int /*long*/ cookieString;
if (rc == XPCOM.NS_OK && result[0] != 0) {
nsICookieService cookieService = new nsICookieService (result[0]);
result[0] = 0;
rc = cookieService.GetCookieString (aURI.getAddress(), 0, result);
cookieService.Release ();
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) {
aURI.Release ();
serviceManager.Release ();
return;
}
cookieString = result[0];
} else {
result[0] = 0;
rc = serviceManager.GetServiceByContractID (aContractID, nsICookieService_1_9.NS_ICOOKIESERVICE_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsICookieService_1_9 cookieService = new nsICookieService_1_9 (result[0]);
result[0] = 0;
rc = cookieService.GetCookieString(aURI.getAddress(), 0, result);
cookieService.Release ();
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) {
aURI.Release ();
serviceManager.Release ();
return;
}
cookieString = result[0];
}
aURI.Release ();
serviceManager.Release ();
result[0] = 0;
int length = C.strlen (cookieString);
bytes = new byte[length];
XPCOM.memmove (bytes, cookieString, length);
C.free (cookieString);
String allCookies = new String (MozillaDelegate.mbcsToWcs (null, bytes));
StringTokenizer tokenizer = new StringTokenizer (allCookies, ";"); //$NON-NLS-1$
while (tokenizer.hasMoreTokens ()) {
String cookie = tokenizer.nextToken ();
int index = cookie.indexOf ('=');
if (index != -1) {
String name = cookie.substring (0, index).trim ();
if (name.equals (CookieName)) {
CookieValue = cookie.substring (index + 1).trim ();
return;
}
}
}
}
};
MozillaSetCookie = new Runnable() {
public void run() {
if (!Initialized) return;
int /*long*/[] result = new int /*long*/[1];
int rc = XPCOM.NS_GetServiceManager (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIServiceManager serviceManager = new nsIServiceManager (result[0]);
result[0] = 0;
rc = serviceManager.GetService (XPCOM.NS_IOSERVICE_CID, nsIIOService.NS_IIOSERVICE_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIIOService ioService = new nsIIOService (result[0]);
result[0] = 0;
byte[] bytes = MozillaDelegate.wcsToMbcs (null, CookieUrl, false);
int /*long*/ aSpec = XPCOM.nsEmbedCString_new (bytes, bytes.length);
rc = ioService.NewURI (aSpec, null, 0, result);
XPCOM.nsEmbedCString_delete (aSpec);
ioService.Release ();
if (rc != XPCOM.NS_OK) {
serviceManager.Release ();
return;
}
if (result[0] == 0) error (XPCOM.NS_ERROR_NULL_POINTER);
nsIURI aURI = new nsIURI(result[0]);
result[0] = 0;
byte[] aCookie = MozillaDelegate.wcsToMbcs (null, CookieValue, true);
byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_COOKIESERVICE_CONTRACTID, true);
rc = serviceManager.GetServiceByContractID (aContractID, nsICookieService.NS_ICOOKIESERVICE_IID, result);
if (rc == XPCOM.NS_OK && result[0] != 0) {
nsICookieService cookieService = new nsICookieService (result[0]);
rc = cookieService.SetCookieString (aURI.getAddress(), 0, aCookie, 0);
cookieService.Release ();
} else {
result[0] = 0;
rc = serviceManager.GetServiceByContractID (aContractID, nsICookieService_1_9.NS_ICOOKIESERVICE_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsICookieService_1_9 cookieService = new nsICookieService_1_9 (result[0]);
rc = cookieService.SetCookieString(aURI.getAddress(), 0, aCookie, 0);
cookieService.Release ();
}
result[0] = 0;
aURI.Release ();
serviceManager.Release ();
CookieResult = rc == 0;
}
};
}
public void create (Composite parent, int style) {
delegate = new MozillaDelegate (browser);
final Display display = parent.getDisplay ();
int /*long*/[] result = new int /*long*/[1];
if (!Initialized) {
boolean initLoaded = false;
boolean IsXULRunner = false;
String greInitialized = System.getProperty (GRE_INITIALIZED);
if ("true".equals (greInitialized)) { //$NON-NLS-1$
/*
* Another browser has already initialized xulrunner in this process,
* so just bind to it instead of trying to initialize a new one.
*/
Initialized = true;
}
String mozillaPath = System.getProperty (XULRUNNER_PATH);
/*
* Browser clients that ship XULRunner in a plug-in must have an opportunity
* to set the org.eclipse.swt.browser.XULRunnerPath system property to point
* at their XULRunner before the first Mozilla-based Browser is created. To
* facilitate this, reflection is used to reference non-existent class
* org.eclipse.swt.browser.XULRunnerInitializer the first time a Mozilla-
* based Browser is created. A client wishing to use this hook can do so
* by creating a fragment of org.eclipse.swt that implements this class and
* sets the system property in its static initializer.
*/
if (mozillaPath == null) {
try {
Class.forName ("org.eclipse.swt.browser.XULRunnerInitializer"); //$NON-NLS-1$
mozillaPath = System.getProperty (XULRUNNER_PATH);
} catch (ClassNotFoundException e) {
/* no fragment is providing this class, which is the typical case */
}
}
if (mozillaPath == null) {
try {
String libName = delegate.getSWTInitLibraryName ();
Library.loadLibrary (libName);
initLoaded = true;
} catch (UnsatisfiedLinkError e) {
/*
* If this library failed to load then do not attempt to detect a
* xulrunner to use. The Browser may still be usable if MOZILLA_FIVE_HOME
* points at a GRE.
*/
}
} else {
mozillaPath += SEPARATOR_OS + delegate.getLibraryName ();
IsXULRunner = true;
}
if (initLoaded) {
/* attempt to discover a XULRunner to use as the GRE */
GREVersionRange range = new GREVersionRange ();
byte[] bytes = MozillaDelegate.wcsToMbcs (null, GRERANGE_LOWER, true);
int /*long*/ lower = C.malloc (bytes.length);
C.memmove (lower, bytes, bytes.length);
range.lower = lower;
range.lowerInclusive = LowerRangeInclusive;
bytes = MozillaDelegate.wcsToMbcs (null, GRERANGE_UPPER, true);
int /*long*/ upper = C.malloc (bytes.length);
C.memmove (upper, bytes, bytes.length);
range.upper = upper;
range.upperInclusive = UpperRangeInclusive;
int length = XPCOMInit.PATH_MAX;
int /*long*/ greBuffer = C.malloc (length);
int /*long*/ propertiesPtr = C.malloc (2 * C.PTR_SIZEOF);
int rc = XPCOMInit.GRE_GetGREPathWithProperties (range, 1, propertiesPtr, 0, greBuffer, length);
/*
* A XULRunner was not found that supports wrapping of XPCOM handles as JavaXPCOM objects.
* Drop the lower version bound and try to detect an earlier XULRunner installation.
*/
if (rc != XPCOM.NS_OK) {
C.free (lower);
bytes = MozillaDelegate.wcsToMbcs (null, GRERANGE_LOWER_FALLBACK, true);
lower = C.malloc (bytes.length);
C.memmove (lower, bytes, bytes.length);
range.lower = lower;
rc = XPCOMInit.GRE_GetGREPathWithProperties (range, 1, propertiesPtr, 0, greBuffer, length);
}
C.free (lower);
C.free (upper);
C.free (propertiesPtr);
if (rc == XPCOM.NS_OK) {
/* indicates that a XULRunner was found */
length = C.strlen (greBuffer);
bytes = new byte[length];
C.memmove (bytes, greBuffer, length);
mozillaPath = new String (MozillaDelegate.mbcsToWcs (null, bytes));
IsXULRunner = mozillaPath.length () > 0;
/*
* Test whether the detected XULRunner can be used as the GRE before loading swt's
* XULRunner library. If it cannot be used then fall back to attempting to use
* the GRE pointed to by MOZILLA_FIVE_HOME.
*
* One case where this will fail is attempting to use a 64-bit xulrunner while swt
* is running in 32-bit mode, or vice versa.
*/
if (IsXULRunner) {
byte[] path = MozillaDelegate.wcsToMbcs (null, mozillaPath, true);
rc = XPCOMInit.XPCOMGlueStartup (path);
if (rc != XPCOM.NS_OK) {
mozillaPath = mozillaPath.substring (0, mozillaPath.lastIndexOf (SEPARATOR_OS));
if (Device.DEBUG) System.out.println ("cannot use detected XULRunner: " + mozillaPath); //$NON-NLS-1$
/* attempt to XPCOMGlueStartup the GRE pointed at by MOZILLA_FIVE_HOME */
int /*long*/ ptr = C.getenv (MozillaDelegate.wcsToMbcs (null, XPCOM.MOZILLA_FIVE_HOME, true));
if (ptr == 0) {
IsXULRunner = false;
} else {
length = C.strlen (ptr);
byte[] buffer = new byte[length];
C.memmove (buffer, ptr, length);
mozillaPath = new String (MozillaDelegate.mbcsToWcs (null, buffer));
/*
* Attempting to XPCOMGlueStartup a mozilla-based GRE != xulrunner can
* crash, so don't attempt unless the GRE appears to be xulrunner.
*/
if (mozillaPath.indexOf("xulrunner") == -1) { //$NON-NLS-1$
IsXULRunner = false;
} else {
mozillaPath += SEPARATOR_OS + delegate.getLibraryName ();
path = MozillaDelegate.wcsToMbcs (null, mozillaPath, true);
rc = XPCOMInit.XPCOMGlueStartup (path);
if (rc != XPCOM.NS_OK) {
IsXULRunner = false;
mozillaPath = mozillaPath.substring (0, mozillaPath.lastIndexOf (SEPARATOR_OS));
if (Device.DEBUG) System.out.println ("failed to start as XULRunner: " + mozillaPath); //$NON-NLS-1$
}
}
}
}
if (IsXULRunner) {
XPCOMInitWasGlued = true;
}
}
}
C.free (greBuffer);
}
if (IsXULRunner) {
if (Device.DEBUG) System.out.println ("XULRunner path: " + mozillaPath); //$NON-NLS-1$
try {
Library.loadLibrary ("swt-xulrunner"); //$NON-NLS-1$
} catch (UnsatisfiedLinkError e) {
SWT.error (SWT.ERROR_NO_HANDLES, e);
}
byte[] path = MozillaDelegate.wcsToMbcs (null, mozillaPath, true);
int rc = XPCOM.XPCOMGlueStartup (path);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
XPCOMWasGlued = true;
/*
* Remove the trailing xpcom lib name from mozillaPath because the
* Mozilla.initialize and NS_InitXPCOM2 invocations require a directory name only.
*/
mozillaPath = mozillaPath.substring (0, mozillaPath.lastIndexOf (SEPARATOR_OS));
} else {
if ((style & SWT.MOZILLA) != 0) {
browser.dispose ();
String errorString = (mozillaPath != null && mozillaPath.length () > 0) ?
" [Failed to use detected XULRunner: " + mozillaPath + "]" :
" [Could not detect registered XULRunner to use]"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
SWT.error (SWT.ERROR_NO_HANDLES, null, errorString);
}
/* attempt to use the GRE pointed at by MOZILLA_FIVE_HOME */
int /*long*/ ptr = C.getenv (MozillaDelegate.wcsToMbcs (null, XPCOM.MOZILLA_FIVE_HOME, true));
if (ptr != 0) {
int length = C.strlen (ptr);
byte[] buffer = new byte[length];
C.memmove (buffer, ptr, length);
mozillaPath = new String (MozillaDelegate.mbcsToWcs (null, buffer));
} else {
browser.dispose ();
SWT.error (SWT.ERROR_NO_HANDLES, null, " [Unknown Mozilla path (MOZILLA_FIVE_HOME not set)]"); //$NON-NLS-1$
}
if (Device.DEBUG) System.out.println ("Mozilla path: " + mozillaPath); //$NON-NLS-1$
/*
* Note. Embedding a Mozilla GTK1.2 causes a crash. The workaround
* is to check the version of GTK used by Mozilla by looking for
* the libwidget_gtk.so library used by Mozilla GTK1.2. Mozilla GTK2
* uses the libwidget_gtk2.so library.
*/
if (Compatibility.fileExists (mozillaPath, "components/libwidget_gtk.so")) { //$NON-NLS-1$
browser.dispose ();
SWT.error (SWT.ERROR_NO_HANDLES, null, " [Mozilla GTK2 required (GTK1.2 detected)]"); //$NON-NLS-1$
}
try {
Library.loadLibrary ("swt-mozilla"); //$NON-NLS-1$
} catch (UnsatisfiedLinkError e) {
try {
/*
* The initial loadLibrary attempt may have failed as a result of the user's
* system not having libstdc++.so.6 installed, so try to load the alternate
* swt mozilla library that depends on libswtc++.so.5 instead.
*/
Library.loadLibrary ("swt-mozilla-gcc3"); //$NON-NLS-1$
} catch (UnsatisfiedLinkError ex) {
browser.dispose ();
/*
* Print the error from the first failed attempt since at this point it's
* known that the failure was not due to the libstdc++.so.6 dependency.
*/
SWT.error (SWT.ERROR_NO_HANDLES, e, " [MOZILLA_FIVE_HOME='" + mozillaPath + "']"); //$NON-NLS-1$ //$NON-NLS-2$
}
}
}
if (!Initialized) {
LocationProvider = new AppFileLocProvider (mozillaPath);
LocationProvider.AddRef ();
/* extract external.xpt to temp */
String tempPath = System.getProperty ("java.io.tmpdir"); //$NON-NLS-1$
File componentsDir = new File (tempPath, "eclipse/mozillaComponents"); //$NON-NLS-1$
java.io.InputStream is = Library.class.getResourceAsStream ("/external.xpt"); //$NON-NLS-1$
if (is != null) {
if (!componentsDir.exists ()) {
componentsDir.mkdirs ();
}
int read;
byte [] buffer = new byte [4096];
File file = new File (componentsDir, "external.xpt"); //$NON-NLS-1$
try {
FileOutputStream os = new FileOutputStream (file);
while ((read = is.read (buffer)) != -1) {
os.write(buffer, 0, read);
}
os.close ();
is.close ();
} catch (FileNotFoundException e) {
} catch (IOException e) {
}
}
if (componentsDir.exists () && componentsDir.isDirectory ()) {
LocationProvider.setComponentsPath (componentsDir.getAbsolutePath ());
}
int /*long*/[] retVal = new int /*long*/[1];
nsEmbedString pathString = new nsEmbedString (mozillaPath);
int rc = XPCOM.NS_NewLocalFile (pathString.getAddress (), 1, retVal);
pathString.dispose ();
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (retVal[0] == 0) {
browser.dispose ();
error (XPCOM.NS_ERROR_NULL_POINTER);
}
nsIFile localFile = new nsILocalFile (retVal[0]);
if (IsXULRunner) {
int size = XPCOM.nsDynamicFunctionLoad_sizeof ();
/* alloc memory for two structs, the second is empty to signify the end of the list */
int /*long*/ ptr = C.malloc (size * 2);
C.memset (ptr, 0, size * 2);
nsDynamicFunctionLoad functionLoad = new nsDynamicFunctionLoad ();
byte[] bytes = MozillaDelegate.wcsToMbcs (null, "XRE_InitEmbedding", true); //$NON-NLS-1$
functionLoad.functionName = C.malloc (bytes.length);
C.memmove (functionLoad.functionName, bytes, bytes.length);
functionLoad.function = C.malloc (C.PTR_SIZEOF);
C.memmove (functionLoad.function, new int /*long*/[] {0} , C.PTR_SIZEOF);
XPCOM.memmove (ptr, functionLoad, XPCOM.nsDynamicFunctionLoad_sizeof ());
XPCOM.XPCOMGlueLoadXULFunctions (ptr);
C.memmove (result, functionLoad.function, C.PTR_SIZEOF);
int /*long*/ functionPtr = result[0];
result[0] = 0;
C.free (functionLoad.function);
C.free (functionLoad.functionName);
C.free (ptr);
rc = XPCOM.Call (functionPtr, localFile.getAddress (), localFile.getAddress (), LocationProvider.getAddress (), 0, 0);
if (rc == XPCOM.NS_OK) {
System.setProperty (XULRUNNER_PATH, mozillaPath);
}
} else {
rc = XPCOM.NS_InitXPCOM2 (0, localFile.getAddress(), LocationProvider.getAddress ());
}
localFile.Release ();
if (rc != XPCOM.NS_OK) {
browser.dispose ();
SWT.error (SWT.ERROR_NO_HANDLES, null, " [MOZILLA_FIVE_HOME may not point at an embeddable GRE] [NS_InitEmbedding " + mozillaPath + " error " + rc + "]"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
}
System.setProperty (GRE_INITIALIZED, "true"); //$NON-NLS-1$
}
/* If JavaXPCOM is detected then attempt to initialize it with the XULRunner being used */
if (IsXULRunner) {
try {
Class clazz = Class.forName ("org.mozilla.xpcom.Mozilla"); //$NON-NLS-1$
Method method = clazz.getMethod ("getInstance", new Class[0]); //$NON-NLS-1$
Object mozilla = method.invoke (null, new Object[0]);
method = clazz.getMethod ("getComponentManager", new Class[0]); //$NON-NLS-1$
try {
method.invoke (mozilla, new Object[0]);
} catch (InvocationTargetException e) {
/* indicates that JavaXPCOM has not been initialized yet */
Class fileClass = Class.forName ("java.io.File"); //$NON-NLS-1$
method = clazz.getMethod ("initialize", new Class[] {fileClass}); //$NON-NLS-1$
Constructor constructor = fileClass.getDeclaredConstructor (new Class[] {String.class});
Object argument = constructor.newInstance (new Object[] {mozillaPath});
method.invoke (mozilla, new Object[] {argument});
}
} catch (ClassNotFoundException e) {
/* JavaXPCOM is not on the classpath */
} catch (NoSuchMethodException e) {
/* the JavaXPCOM on the classpath does not implement initialize() */
} catch (IllegalArgumentException e) {
} catch (IllegalAccessException e) {
} catch (InvocationTargetException e) {
} catch (InstantiationException e) {
}
}
int rc = XPCOM.NS_GetComponentManager (result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
nsIComponentManager componentManager = new nsIComponentManager (result[0]);
result[0] = 0;
if (delegate.needsSpinup ()) {
/* nsIAppShell is discontinued as of xulrunner 1.9, so do not fail if it is not found */
rc = componentManager.CreateInstance (XPCOM.NS_APPSHELL_CID, 0, nsIAppShell.NS_IAPPSHELL_IID, result);
if (rc != XPCOM.NS_ERROR_NO_INTERFACE) {
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
AppShell = new nsIAppShell (result[0]);
rc = AppShell.Create (0, null);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
rc = AppShell.Spinup ();
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
}
result[0] = 0;
}
WindowCreator = new WindowCreator2 ();
WindowCreator.AddRef ();
rc = XPCOM.NS_GetServiceManager (result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
nsIServiceManager serviceManager = new nsIServiceManager (result[0]);
result[0] = 0;
byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_WINDOWWATCHER_CONTRACTID, true);
rc = serviceManager.GetServiceByContractID (aContractID, nsIWindowWatcher.NS_IWINDOWWATCHER_IID, result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
nsIWindowWatcher windowWatcher = new nsIWindowWatcher (result[0]);
result[0] = 0;
rc = windowWatcher.SetWindowCreator (WindowCreator.getAddress());
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
windowWatcher.Release ();
/* compute the profile directory and set it on the AppFileLocProvider */
if (LocationProvider != null) {
byte[] buffer = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_DIRECTORYSERVICE_CONTRACTID, true);
rc = serviceManager.GetServiceByContractID (buffer, nsIDirectoryService.NS_IDIRECTORYSERVICE_IID, result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
nsIDirectoryService directoryService = new nsIDirectoryService (result[0]);
result[0] = 0;
rc = directoryService.QueryInterface (nsIProperties.NS_IPROPERTIES_IID, result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
directoryService.Release ();
nsIProperties properties = new nsIProperties (result[0]);
result[0] = 0;
buffer = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_APP_APPLICATION_REGISTRY_DIR, true);
rc = properties.Get (buffer, nsIFile.NS_IFILE_IID, result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
properties.Release ();
nsIFile profileDir = new nsIFile (result[0]);
result[0] = 0;
int /*long*/ path = XPCOM.nsEmbedCString_new ();
rc = profileDir.GetNativePath (path);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
int length = XPCOM.nsEmbedCString_Length (path);
int /*long*/ ptr = XPCOM.nsEmbedCString_get (path);
buffer = new byte [length];
XPCOM.memmove (buffer, ptr, length);
String profilePath = new String (MozillaDelegate.mbcsToWcs (null, buffer)) + PROFILE_DIR;
LocationProvider.setProfilePath (profilePath);
LocationProvider.isXULRunner = IsXULRunner;
XPCOM.nsEmbedCString_delete (path);
profileDir.Release ();
/* notify observers of a new profile directory being used */
buffer = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_OBSERVER_CONTRACTID, true);
rc = serviceManager.GetServiceByContractID (buffer, nsIObserverService.NS_IOBSERVERSERVICE_IID, result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
nsIObserverService observerService = new nsIObserverService (result[0]);
result[0] = 0;
buffer = MozillaDelegate.wcsToMbcs (null, PROFILE_DO_CHANGE, true);
length = STARTUP.length ();
char[] chars = new char [length + 1];
STARTUP.getChars (0, length, chars, 0);
rc = observerService.NotifyObservers (0, buffer, chars);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
buffer = MozillaDelegate.wcsToMbcs (null, PROFILE_AFTER_CHANGE, true);
rc = observerService.NotifyObservers (0, buffer, chars);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
observerService.Release ();
}
/*
* As a result of using a common profile the user cannot change their locale
* and charset. The fix for this is to set mozilla's locale and charset
* preference values according to the user's current locale and charset.
*/
aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_PREFSERVICE_CONTRACTID, true);
rc = serviceManager.GetServiceByContractID (aContractID, nsIPrefService.NS_IPREFSERVICE_IID, result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
nsIPrefService prefService = new nsIPrefService (result[0]);
result[0] = 0;
byte[] buffer = new byte[1];
rc = prefService.GetBranch (buffer, result); /* empty buffer denotes root preference level */
prefService.Release ();
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
nsIPrefBranch prefBranch = new nsIPrefBranch (result[0]);
result[0] = 0;
/* get Mozilla's current locale preference value */
String prefLocales = null;
nsIPrefLocalizedString localizedString = null;
buffer = MozillaDelegate.wcsToMbcs (null, PREFERENCE_LANGUAGES, true);
rc = prefBranch.GetComplexValue (buffer, nsIPrefLocalizedString.NS_IPREFLOCALIZEDSTRING_IID, result);
/*
* Feature of Debian. For some reason attempting to query for the current locale
* preference fails on Debian. The workaround for this is to assume a value of
* "en-us,en" since this is typically the default value when mozilla is used without
* a profile.
*/
if (rc != XPCOM.NS_OK) {
prefLocales = "en-us,en" + TOKENIZER_LOCALE; //$NON-NLS-1$
} else {
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
localizedString = new nsIPrefLocalizedString (result[0]);
result[0] = 0;
rc = localizedString.ToString (result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
int length = XPCOM.strlen_PRUnichar (result[0]);
char[] dest = new char[length];
XPCOM.memmove (dest, result[0], length * 2);
prefLocales = new String (dest) + TOKENIZER_LOCALE;
}
result[0] = 0;
/*
* construct the new locale preference value by prepending the
* user's current locale and language to the original value
*/
Locale locale = Locale.getDefault ();
String language = locale.getLanguage ();
String country = locale.getCountry ();
StringBuffer stringBuffer = new StringBuffer (language);
stringBuffer.append (SEPARATOR_LOCALE);
stringBuffer.append (country.toLowerCase ());
stringBuffer.append (TOKENIZER_LOCALE);
stringBuffer.append (language);
stringBuffer.append (TOKENIZER_LOCALE);
String newLocales = stringBuffer.toString ();
int start, end = -1;
do {
start = end + 1;
end = prefLocales.indexOf (TOKENIZER_LOCALE, start);
String token;
if (end == -1) {
token = prefLocales.substring (start);
} else {
token = prefLocales.substring (start, end);
}
if (token.length () > 0) {
token = (token + TOKENIZER_LOCALE).trim ();
/* ensure that duplicate locale values are not added */
if (newLocales.indexOf (token) == -1) {
stringBuffer.append (token);
}
}
} while (end != -1);
newLocales = stringBuffer.toString ();
if (!newLocales.equals (prefLocales)) {
/* write the new locale value */
newLocales = newLocales.substring (0, newLocales.length () - TOKENIZER_LOCALE.length ()); /* remove trailing tokenizer */
int length = newLocales.length ();
char[] charBuffer = new char[length + 1];
newLocales.getChars (0, length, charBuffer, 0);
if (localizedString == null) {
byte[] contractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_PREFLOCALIZEDSTRING_CONTRACTID, true);
rc = componentManager.CreateInstanceByContractID (contractID, 0, nsIPrefLocalizedString.NS_IPREFLOCALIZEDSTRING_IID, result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
localizedString = new nsIPrefLocalizedString (result[0]);
result[0] = 0;
}
localizedString.SetDataWithLength (length, charBuffer);
rc = prefBranch.SetComplexValue (buffer, nsIPrefLocalizedString.NS_IPREFLOCALIZEDSTRING_IID, localizedString.getAddress());
}
if (localizedString != null) {
localizedString.Release ();
localizedString = null;
}
/* get Mozilla's current charset preference value */
String prefCharset = null;
buffer = MozillaDelegate.wcsToMbcs (null, PREFERENCE_CHARSET, true);
rc = prefBranch.GetComplexValue (buffer, nsIPrefLocalizedString.NS_IPREFLOCALIZEDSTRING_IID, result);
/*
* Feature of Debian. For some reason attempting to query for the current charset
* preference fails on Debian. The workaround for this is to assume a value of
* "ISO-8859-1" since this is typically the default value when mozilla is used
* without a profile.
*/
if (rc != XPCOM.NS_OK) {
prefCharset = "ISO-8859-1"; //$NON_NLS-1$
} else {
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
localizedString = new nsIPrefLocalizedString (result[0]);
result[0] = 0;
rc = localizedString.ToString (result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
int length = XPCOM.strlen_PRUnichar (result[0]);
char[] dest = new char[length];
XPCOM.memmove (dest, result[0], length * 2);
prefCharset = new String (dest);
}
result[0] = 0;
String newCharset = System.getProperty ("file.encoding"); // $NON-NLS-1$
if (!newCharset.equals (prefCharset)) {
/* write the new charset value */
int length = newCharset.length ();
char[] charBuffer = new char[length + 1];
newCharset.getChars (0, length, charBuffer, 0);
if (localizedString == null) {
byte[] contractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_PREFLOCALIZEDSTRING_CONTRACTID, true);
rc = componentManager.CreateInstanceByContractID (contractID, 0, nsIPrefLocalizedString.NS_IPREFLOCALIZEDSTRING_IID, result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
localizedString = new nsIPrefLocalizedString (result[0]);
result[0] = 0;
}
localizedString.SetDataWithLength (length, charBuffer);
rc = prefBranch.SetComplexValue (buffer, nsIPrefLocalizedString.NS_IPREFLOCALIZEDSTRING_IID, localizedString.getAddress ());
}
if (localizedString != null) localizedString.Release ();
/*
* Check for proxy values set as documented java properties and update mozilla's
* preferences with these values if needed.
*/
String proxyHost = System.getProperty (PROPERTY_PROXYHOST);
String proxyPortString = System.getProperty (PROPERTY_PROXYPORT);
int port = -1;
if (proxyPortString != null) {
try {
int value = Integer.valueOf (proxyPortString).intValue ();
if (0 <= value && value <= MAX_PORT) port = value;
} catch (NumberFormatException e) {
/* do nothing, java property has non-integer value */
}
}
if (proxyHost != null) {
byte[] contractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_PREFLOCALIZEDSTRING_CONTRACTID, true);
rc = componentManager.CreateInstanceByContractID (contractID, 0, nsIPrefLocalizedString.NS_IPREFLOCALIZEDSTRING_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
localizedString = new nsIPrefLocalizedString (result[0]);
result[0] = 0;
int length = proxyHost.length ();
char[] charBuffer = new char[length + 1];
proxyHost.getChars (0, length, charBuffer, 0);
rc = localizedString.SetDataWithLength (length, charBuffer);
if (rc != XPCOM.NS_OK) error (rc);
buffer = MozillaDelegate.wcsToMbcs (null, PREFERENCE_PROXYHOST_FTP, true);
rc = prefBranch.SetComplexValue (buffer, nsIPrefLocalizedString.NS_IPREFLOCALIZEDSTRING_IID, localizedString.getAddress ());
if (rc != XPCOM.NS_OK) error (rc);
buffer = MozillaDelegate.wcsToMbcs (null, PREFERENCE_PROXYHOST_HTTP, true);
rc = prefBranch.SetComplexValue (buffer, nsIPrefLocalizedString.NS_IPREFLOCALIZEDSTRING_IID, localizedString.getAddress ());
if (rc != XPCOM.NS_OK) error (rc);
buffer = MozillaDelegate.wcsToMbcs (null, PREFERENCE_PROXYHOST_SSL, true);
rc = prefBranch.SetComplexValue (buffer, nsIPrefLocalizedString.NS_IPREFLOCALIZEDSTRING_IID, localizedString.getAddress ());
if (rc != XPCOM.NS_OK) error (rc);
localizedString.Release ();
}
if (port != -1) {
buffer = MozillaDelegate.wcsToMbcs (null, PREFERENCE_PROXYPORT_FTP, true);
rc = prefBranch.SetIntPref (buffer, port);
if (rc != XPCOM.NS_OK) error (rc);
buffer = MozillaDelegate.wcsToMbcs (null, PREFERENCE_PROXYPORT_HTTP, true);
rc = prefBranch.SetIntPref (buffer, port);
if (rc != XPCOM.NS_OK) error (rc);
buffer = MozillaDelegate.wcsToMbcs (null, PREFERENCE_PROXYPORT_SSL, true);
rc = prefBranch.SetIntPref (buffer, port);
if (rc != XPCOM.NS_OK) error (rc);
}
if (proxyHost != null || port != -1) {
buffer = MozillaDelegate.wcsToMbcs (null, PREFERENCE_PROXYTYPE, true);
rc = prefBranch.SetIntPref (buffer, 1);
if (rc != XPCOM.NS_OK) error (rc);
}
/*
* Ensure that windows that are shown during page loads are not blocked. Firefox may
* try to block these by default since such windows are often unwelcome, but this
* assumption should not be made in the Browser's context. Since the Browser client
* is responsible for creating the new Browser and Shell in an OpenWindowListener,
* they should decide whether the new window is unwelcome or not and act accordingly.
*/
buffer = MozillaDelegate.wcsToMbcs (null, PREFERENCE_DISABLEOPENDURINGLOAD, true);
rc = prefBranch.SetBoolPref (buffer, 0);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
/* Ensure that the status text can be set through means like javascript */
buffer = MozillaDelegate.wcsToMbcs (null, PREFERENCE_DISABLEWINDOWSTATUSCHANGE, true);
rc = prefBranch.SetBoolPref (buffer, 0);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
prefBranch.Release ();
PromptService2Factory factory = new PromptService2Factory ();
factory.AddRef ();
rc = componentManager.QueryInterface (nsIComponentRegistrar.NS_ICOMPONENTREGISTRAR_IID, result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
nsIComponentRegistrar componentRegistrar = new nsIComponentRegistrar (result[0]);
result[0] = 0;
componentRegistrar.AutoRegister (0); /* detect the External component */
aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_PROMPTSERVICE_CONTRACTID, true);
byte[] aClassName = MozillaDelegate.wcsToMbcs (null, "Prompt Service", true); //$NON-NLS-1$
rc = componentRegistrar.RegisterFactory (XPCOM.NS_PROMPTSERVICE_CID, aClassName, aContractID, factory.getAddress ());
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
factory.Release ();
ExternalFactory externalFactory = new ExternalFactory ();
externalFactory.AddRef ();
aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.EXTERNAL_CONTRACTID, true);
aClassName = MozillaDelegate.wcsToMbcs (null, "External", true); //$NON-NLS-1$
rc = componentRegistrar.RegisterFactory (XPCOM.EXTERNAL_CID, aClassName, aContractID, externalFactory.getAddress ());
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
externalFactory.Release ();
rc = serviceManager.GetService (XPCOM.NS_CATEGORYMANAGER_CID, nsICategoryManager.NS_ICATEGORYMANAGER_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
serviceManager.Release ();
nsICategoryManager categoryManager = new nsICategoryManager (result[0]);
result[0] = 0;
byte[] category = MozillaDelegate.wcsToMbcs (null, "JavaScript global property", true); //$NON-NLS-1$
byte[] entry = MozillaDelegate.wcsToMbcs (null, "external", true); //$NON-NLS-1$
rc = categoryManager.AddCategoryEntry(category, entry, aContractID, 1, 1, result);
result[0] = 0;
categoryManager.Release ();
/*
* This Download factory will be used if the GRE version is < 1.8.
* If the GRE version is 1.8.x then the Download factory that is registered later for
* contract "Transfer" will be used.
* If the GRE version is >= 1.9 then no Download factory is registered because this
* functionality is provided by the GRE.
*/
DownloadFactory downloadFactory = new DownloadFactory ();
downloadFactory.AddRef ();
aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_DOWNLOAD_CONTRACTID, true);
aClassName = MozillaDelegate.wcsToMbcs (null, "Download", true); //$NON-NLS-1$
rc = componentRegistrar.RegisterFactory (XPCOM.NS_DOWNLOAD_CID, aClassName, aContractID, downloadFactory.getAddress ());
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
downloadFactory.Release ();
FilePickerFactory pickerFactory = IsXULRunner ? new FilePickerFactory_1_8 () : new FilePickerFactory ();
pickerFactory.AddRef ();
aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_FILEPICKER_CONTRACTID, true);
aClassName = MozillaDelegate.wcsToMbcs (null, "FilePicker", true); //$NON-NLS-1$
rc = componentRegistrar.RegisterFactory (XPCOM.NS_FILEPICKER_CID, aClassName, aContractID, pickerFactory.getAddress ());
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
pickerFactory.Release ();
componentRegistrar.Release ();
componentManager.Release ();
Initialized = true;
}
if (display.getData (DISPOSE_LISTENER_HOOKED) == null) {
display.setData (DISPOSE_LISTENER_HOOKED, DISPOSE_LISTENER_HOOKED);
display.addListener (SWT.Dispose, new Listener () {
public void handleEvent (Event event) {
if (BrowserCount > 0) return; /* another display is still active */
int /*long*/[] result = new int /*long*/[1];
int rc = XPCOM.NS_GetServiceManager (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIServiceManager serviceManager = new nsIServiceManager (result[0]);
result[0] = 0;
byte[] buffer = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_OBSERVER_CONTRACTID, true);
rc = serviceManager.GetServiceByContractID (buffer, nsIObserverService.NS_IOBSERVERSERVICE_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIObserverService observerService = new nsIObserverService (result[0]);
result[0] = 0;
buffer = MozillaDelegate.wcsToMbcs (null, PROFILE_BEFORE_CHANGE, true);
int length = SHUTDOWN_PERSIST.length ();
char[] chars = new char [length + 1];
SHUTDOWN_PERSIST.getChars (0, length, chars, 0);
rc = observerService.NotifyObservers (0, buffer, chars);
if (rc != XPCOM.NS_OK) error (rc);
observerService.Release ();
if (LocationProvider != null) {
String prefsLocation = LocationProvider.profilePath + AppFileLocProvider.PREFERENCES_FILE;
nsEmbedString pathString = new nsEmbedString (prefsLocation);
rc = XPCOM.NS_NewLocalFile (pathString.getAddress (), 1, result);
if (rc != XPCOM.NS_OK) Mozilla.error (rc);
if (result[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NULL_POINTER);
pathString.dispose ();
nsILocalFile localFile = new nsILocalFile (result [0]);
result[0] = 0;
rc = localFile.QueryInterface (nsIFile.NS_IFILE_IID, result);
if (rc != XPCOM.NS_OK) Mozilla.error (rc);
if (result[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);
localFile.Release ();
nsIFile prefFile = new nsIFile (result[0]);
result[0] = 0;
buffer = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_PREFSERVICE_CONTRACTID, true);
rc = serviceManager.GetServiceByContractID (buffer, nsIPrefService.NS_IPREFSERVICE_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIPrefService prefService = new nsIPrefService (result[0]);
result[0] = 0;
rc = prefService.SavePrefFile(prefFile.getAddress ());
prefService.Release ();
prefFile.Release ();
}
serviceManager.Release ();
if (XPCOMWasGlued) {
/*
* XULRunner 1.9 can crash on Windows if XPCOMGlueShutdown is invoked here,
* presumably because one or more of its unloaded symbols are referenced when
* this callback returns. The workaround is to delay invoking XPCOMGlueShutdown
* so that its symbols are still available once this callback returns.
*/
display.asyncExec (new Runnable () {
public void run () {
XPCOM.XPCOMGlueShutdown ();
}
});
// the following is intentionally commented, because calling XRE_TermEmbedding
// causes subsequent browser instantiations within the process to fail
// int size = XPCOM.nsDynamicFunctionLoad_sizeof ();
// /* alloc memory for two structs, the second is empty to signify the end of the list */
// int /*long*/ ptr = C.malloc (size * 2);
// C.memset (ptr, 0, size * 2);
// nsDynamicFunctionLoad functionLoad = new nsDynamicFunctionLoad ();
// byte[] bytes = MozillaDelegate.wcsToMbcs (null, "XRE_TermEmbedding", true); //$NON-NLS-1$
// functionLoad.functionName = C.malloc (bytes.length);
// C.memmove (functionLoad.functionName, bytes, bytes.length);
// functionLoad.function = C.malloc (C.PTR_SIZEOF);
// C.memmove (functionLoad.function, new int /*long*/[] {0} , C.PTR_SIZEOF);
// XPCOM.memmove (ptr, functionLoad, XPCOM.nsDynamicFunctionLoad_sizeof ());
// XPCOM.XPCOMGlueLoadXULFunctions (ptr);
// C.memmove (result, functionLoad.function, C.PTR_SIZEOF);
// int /*long*/ functionPtr = result[0];
// result[0] = 0;
// C.free (functionLoad.function);
// C.free (functionLoad.functionName);
// C.free (ptr);
// XPCOM.Call (functionPtr);
XPCOMWasGlued = false;
}
if (XPCOMInitWasGlued) {
XPCOMInit.XPCOMGlueShutdown ();
XPCOMInitWasGlued = false;
}
Initialized = false;
}
});
}
BrowserCount++;
int rc = XPCOM.NS_GetComponentManager (result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
nsIComponentManager componentManager = new nsIComponentManager (result[0]);
result[0] = 0;
nsID NS_IWEBBROWSER_CID = new nsID ("F1EAC761-87E9-11d3-AF80-00A024FFC08C"); //$NON-NLS-1$
rc = componentManager.CreateInstance (NS_IWEBBROWSER_CID, 0, nsIWebBrowser.NS_IWEBBROWSER_IID, result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
webBrowser = new nsIWebBrowser (result[0]);
result[0] = 0;
createCOMInterfaces ();
AddRef ();
rc = webBrowser.SetContainerWindow (webBrowserChrome.getAddress());
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
rc = webBrowser.QueryInterface (nsIBaseWindow.NS_IBASEWINDOW_IID, result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_ERROR_NO_INTERFACE);
}
nsIBaseWindow baseWindow = new nsIBaseWindow (result[0]);
result[0] = 0;
Rectangle rect = browser.getClientArea ();
if (rect.isEmpty ()) {
rect.width = 1;
rect.height = 1;
}
embedHandle = delegate.getHandle ();
rc = baseWindow.InitWindow (embedHandle, 0, 0, 0, rect.width, rect.height);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (XPCOM.NS_ERROR_FAILURE);
}
rc = delegate.createBaseWindow (baseWindow);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (XPCOM.NS_ERROR_FAILURE);
}
rc = baseWindow.SetVisibility (1);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (XPCOM.NS_ERROR_FAILURE);
}
baseWindow.Release ();
if (!PerformedVersionCheck) {
PerformedVersionCheck = true;
rc = componentManager.QueryInterface (nsIComponentRegistrar.NS_ICOMPONENTREGISTRAR_IID, result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_NOINTERFACE);
}
nsIComponentRegistrar componentRegistrar = new nsIComponentRegistrar (result[0]);
result[0] = 0;
HelperAppLauncherDialogFactory dialogFactory = new HelperAppLauncherDialogFactory ();
dialogFactory.AddRef ();
byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_HELPERAPPLAUNCHERDIALOG_CONTRACTID, true);
byte[] aClassName = MozillaDelegate.wcsToMbcs (null, "Helper App Launcher Dialog", true); //$NON-NLS-1$
rc = componentRegistrar.RegisterFactory (XPCOM.NS_HELPERAPPLAUNCHERDIALOG_CID, aClassName, aContractID, dialogFactory.getAddress ());
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
dialogFactory.Release ();
/*
* Check for the availability of the pre-1.8 implementation of nsIDocShell
* to determine if the GRE's version is < 1.8.
*/
rc = webBrowser.QueryInterface (nsIInterfaceRequestor.NS_IINTERFACEREQUESTOR_IID, result);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (XPCOM.NS_ERROR_FAILURE);
}
if (result[0] == 0) {
browser.dispose ();
error (XPCOM.NS_ERROR_NO_INTERFACE);
}
nsIInterfaceRequestor interfaceRequestor = new nsIInterfaceRequestor (result[0]);
result[0] = 0;
rc = interfaceRequestor.GetInterface (nsIDocShell.NS_IDOCSHELL_IID, result);
if (rc == XPCOM.NS_OK && result[0] != 0) {
IsPre_1_8 = true;
new nsISupports (result[0]).Release ();
}
result[0] = 0;
IsPre_1_9 = true;
/*
* A Download factory for contract "Transfer" must be registered iff the GRE's version is 1.8.x.
* Check for the availability of the 1.8 implementation of nsIDocShell to determine if the
* GRE's version is 1.8.x.
* If the GRE version is < 1.8 then the previously-registered Download factory for contract
* "Download" will be used.
* If the GRE version is >= 1.9 then no Download factory is registered because this
* functionality is provided by the GRE.
*/
if (!IsPre_1_8) {
rc = interfaceRequestor.GetInterface (nsIDocShell_1_8.NS_IDOCSHELL_IID, result);
if (rc == XPCOM.NS_OK && result[0] != 0) { /* 1.8 */
new nsISupports (result[0]).Release ();
result[0] = 0;
DownloadFactory_1_8 downloadFactory_1_8 = new DownloadFactory_1_8 ();
downloadFactory_1_8.AddRef ();
aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_TRANSFER_CONTRACTID, true);
aClassName = MozillaDelegate.wcsToMbcs (null, "Transfer", true); //$NON-NLS-1$
rc = componentRegistrar.RegisterFactory (XPCOM.NS_DOWNLOAD_CID, aClassName, aContractID, downloadFactory_1_8.getAddress ());
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
downloadFactory_1_8.Release ();
} else { /* >= 1.9 */
IsPre_1_9 = false;
}
}
result[0] = 0;
interfaceRequestor.Release ();
componentRegistrar.Release ();
}
componentManager.Release ();
/*
* Bug in XULRunner 1.9. On win32, Mozilla does not clear its background before content has
* been set into it. As a result, embedders appear broken if they do not immediately display
* a URL or text. The Mozilla bug for this is https://bugzilla.mozilla.org/show_bug.cgi?id=453523.
*
* The workaround is to subclass the Mozilla window and clear it whenever WM_ERASEBKGND is received.
* This subclass should be removed once content has been set into the browser.
*/
if (!IsPre_1_9) {
delegate.addWindowSubclass ();
}
rc = webBrowser.AddWebBrowserListener (weakReference.getAddress (), nsIWebProgressListener.NS_IWEBPROGRESSLISTENER_IID);
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
rc = webBrowser.SetParentURIContentListener (uriContentListener.getAddress ());
if (rc != XPCOM.NS_OK) {
browser.dispose ();
error (rc);
}
delegate.init ();
listener = new Listener () {
public void handleEvent (Event event) {
switch (event.type) {
case SWT.Dispose: {
/* make this handler run after other dispose listeners */
if (ignoreDispose) {
ignoreDispose = false;
break;
}
ignoreDispose = true;
browser.notifyListeners (event.type, event);
event.type = SWT.NONE;
onDispose (event.display);
break;
}
case SWT.Resize: onResize (); break;
case SWT.FocusIn: Activate (); break;
case SWT.Activate: Activate (); break;
case SWT.Deactivate: {
Display display = event.display;
if (Mozilla.this.browser == display.getFocusControl ()) Deactivate ();
break;
}
case SWT.Show: {
/*
* Feature in GTK Mozilla. Mozilla does not show up when
* its container (a GTK fixed handle) is made visible
* after having been hidden. The workaround is to reset
* its size after the container has been made visible.
*/
Display display = event.display;
display.asyncExec(new Runnable () {
public void run() {
if (browser.isDisposed ()) return;
onResize ();
}
});
break;
}
}
}
};
int[] folderEvents = new int[] {
SWT.Dispose,
SWT.Resize,
SWT.FocusIn,
SWT.Activate,
SWT.Deactivate,
SWT.Show,
SWT.KeyDown // needed to make browser traversable
};
for (int i = 0; i < folderEvents.length; i++) {
browser.addListener (folderEvents[i], listener);
}
}
public boolean back () {
htmlBytes = null;
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIWebNavigation.NS_IWEBNAVIGATION_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIWebNavigation webNavigation = new nsIWebNavigation (result[0]);
rc = webNavigation.GoBack ();
webNavigation.Release ();
return rc == XPCOM.NS_OK;
}
void createCOMInterfaces () {
// Create each of the interfaces that this object implements
supports = new XPCOMObject (new int[] {2, 0, 0}) {
public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
};
weakReference = new XPCOMObject (new int[] {2, 0, 0, 2}) {
public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
public int /*long*/ method3 (int /*long*/[] args) {return QueryReferent (args[0], args[1]);}
};
webProgressListener = new XPCOMObject (new int[] {2, 0, 0, 4, 6, 3, 4, 3}) {
public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
public int /*long*/ method3 (int /*long*/[] args) {return OnStateChange (args[0], args[1], (int)/*64*/args[2], (int)/*64*/args[3]);}
public int /*long*/ method4 (int /*long*/[] args) {return OnProgressChange (args[0], args[1], (int)/*64*/args[2], (int)/*64*/args[3], (int)/*64*/args[4], (int)/*64*/args[5]);}
public int /*long*/ method5 (int /*long*/[] args) {return OnLocationChange (args[0], args[1], args[2]);}
public int /*long*/ method6 (int /*long*/[] args) {return OnStatusChange (args[0], args[1], (int)/*64*/args[2], args[3]);}
public int /*long*/ method7 (int /*long*/[] args) {return OnSecurityChange (args[0], args[1], (int)/*64*/args[2]);}
};
webBrowserChrome = new XPCOMObject (new int[] {2, 0, 0, 2, 1, 1, 1, 1, 0, 2, 0, 1, 1}) {
public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
public int /*long*/ method3 (int /*long*/[] args) {return SetStatus ((int)/*64*/args[0], args[1]);}
public int /*long*/ method4 (int /*long*/[] args) {return GetWebBrowser (args[0]);}
public int /*long*/ method5 (int /*long*/[] args) {return SetWebBrowser (args[0]);}
public int /*long*/ method6 (int /*long*/[] args) {return GetChromeFlags (args[0]);}
public int /*long*/ method7 (int /*long*/[] args) {return SetChromeFlags ((int)/*64*/args[0]);}
public int /*long*/ method8 (int /*long*/[] args) {return DestroyBrowserWindow ();}
public int /*long*/ method9 (int /*long*/[] args) {return SizeBrowserTo ((int)/*64*/args[0], (int)/*64*/args[1]);}
public int /*long*/ method10 (int /*long*/[] args) {return ShowAsModal ();}
public int /*long*/ method11 (int /*long*/[] args) {return IsWindowModal (args[0]);}
public int /*long*/ method12 (int /*long*/[] args) {return ExitModalEventLoop ((int)/*64*/args[0]);}
};
webBrowserChromeFocus = new XPCOMObject (new int[] {2, 0, 0, 0, 0}) {
public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
public int /*long*/ method3 (int /*long*/[] args) {return FocusNextElement ();}
public int /*long*/ method4 (int /*long*/[] args) {return FocusPrevElement ();}
};
embeddingSiteWindow = new XPCOMObject (new int[] {2, 0, 0, 5, 5, 0, 1, 1, 1, 1, 1}) {
public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
public int /*long*/ method3 (int /*long*/[] args) {return SetDimensions ((int)/*64*/args[0], (int)/*64*/args[1], (int)/*64*/args[2], (int)/*64*/args[3], (int)/*64*/args[4]);}
public int /*long*/ method4 (int /*long*/[] args) {return GetDimensions ((int)/*64*/args[0], args[1], args[2], args[3], args[4]);}
public int /*long*/ method5 (int /*long*/[] args) {return SetFocus ();}
public int /*long*/ method6 (int /*long*/[] args) {return GetVisibility (args[0]);}
public int /*long*/ method7 (int /*long*/[] args) {return SetVisibility ((int)/*64*/args[0]);}
public int /*long*/ method8 (int /*long*/[] args) {return GetTitle (args[0]);}
public int /*long*/ method9 (int /*long*/[] args) {return SetTitle (args[0]);}
public int /*long*/ method10 (int /*long*/[] args) {return GetSiteWindow (args[0]);}
};
interfaceRequestor = new XPCOMObject (new int[] {2, 0, 0, 2} ){
public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
public int /*long*/ method3 (int /*long*/[] args) {return GetInterface (args[0], args[1]);}
};
supportsWeakReference = new XPCOMObject (new int[] {2, 0, 0, 1}) {
public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
public int /*long*/ method3 (int /*long*/[] args) {return GetWeakReference (args[0]);}
};
contextMenuListener = new XPCOMObject (new int[] {2, 0, 0, 3}) {
public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
public int /*long*/ method3 (int /*long*/[] args) {return OnShowContextMenu ((int)/*64*/args[0], args[1], args[2]);}
};
uriContentListener = new XPCOMObject (new int[] {2, 0, 0, 2, 5, 3, 4, 1, 1, 1, 1}) {
public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
public int /*long*/ method3 (int /*long*/[] args) {return OnStartURIOpen (args[0], args[1]);}
public int /*long*/ method4 (int /*long*/[] args) {return DoContent (args[0], (int)/*64*/args[1], args[2], args[3], args[4]);}
public int /*long*/ method5 (int /*long*/[] args) {return IsPreferred (args[0], args[1], args[2]);}
public int /*long*/ method6 (int /*long*/[] args) {return CanHandleContent (args[0], (int)/*64*/args[1], args[2], args[3]);}
public int /*long*/ method7 (int /*long*/[] args) {return GetLoadCookie (args[0]);}
public int /*long*/ method8 (int /*long*/[] args) {return SetLoadCookie (args[0]);}
public int /*long*/ method9 (int /*long*/[] args) {return GetParentContentListener (args[0]);}
public int /*long*/ method10 (int /*long*/[] args) {return SetParentContentListener (args[0]);}
};
tooltipListener = new XPCOMObject (new int[] {2, 0, 0, 3, 0}) {
public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
public int /*long*/ method3 (int /*long*/[] args) {return OnShowTooltip ((int)/*64*/args[0], (int)/*64*/args[1], args[2]);}
public int /*long*/ method4 (int /*long*/[] args) {return OnHideTooltip ();}
};
domEventListener = new XPCOMObject (new int[] {2, 0, 0, 1}) {
public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
public int /*long*/ method3 (int /*long*/[] args) {return HandleEvent (args[0]);}
};
}
void deregisterFunction (BrowserFunction function) {
super.deregisterFunction (function);
AllFunctions.remove (new Integer (function.index));
}
void disposeCOMInterfaces () {
if (supports != null) {
supports.dispose ();
supports = null;
}
if (weakReference != null) {
weakReference.dispose ();
weakReference = null;
}
if (webProgressListener != null) {
webProgressListener.dispose ();
webProgressListener = null;
}
if (webBrowserChrome != null) {
webBrowserChrome.dispose ();
webBrowserChrome = null;
}
if (webBrowserChromeFocus != null) {
webBrowserChromeFocus.dispose ();
webBrowserChromeFocus = null;
}
if (embeddingSiteWindow != null) {
embeddingSiteWindow.dispose ();
embeddingSiteWindow = null;
}
if (interfaceRequestor != null) {
interfaceRequestor.dispose ();
interfaceRequestor = null;
}
if (supportsWeakReference != null) {
supportsWeakReference.dispose ();
supportsWeakReference = null;
}
if (contextMenuListener != null) {
contextMenuListener.dispose ();
contextMenuListener = null;
}
if (uriContentListener != null) {
uriContentListener.dispose ();
uriContentListener = null;
}
if (tooltipListener != null) {
tooltipListener.dispose ();
tooltipListener = null;
}
if (domEventListener != null) {
domEventListener.dispose ();
domEventListener = null;
}
}
public boolean execute (String script) {
/*
* This could be the first content that is set into the browser, so
* ensure that the custom subclass that works around Mozilla bug
* https://bugzilla.mozilla.org/show_bug.cgi?id=453523 is removed.
*/
delegate.removeWindowSubclass ();
/*
* As of mozilla 1.9 executing javascript via the javascript: protocol no
* longer happens synchronously. As a result, the result of executing JS
* is not returned to the java side when expected by the client. The
* workaround is to invoke the javascript handler directly via C++, which is
* exposed as of mozilla 1.9.
*/
int /*long*/[] result = new int /*long*/[1];
if (!IsPre_1_9) {
int rc = XPCOM.NS_GetServiceManager (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIServiceManager serviceManager = new nsIServiceManager (result[0]);
result[0] = 0;
nsIPrincipal principal = null;
byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_SCRIPTSECURITYMANAGER_CONTRACTID, true);
rc = serviceManager.GetServiceByContractID (aContractID, nsIScriptSecurityManager_1_9_1.NS_ISCRIPTSECURITYMANAGER_IID, result);
if (rc == XPCOM.NS_OK && result[0] != 0) {
nsIScriptSecurityManager_1_9_1 securityManager = new nsIScriptSecurityManager_1_9_1 (result[0]);
result[0] = 0;
rc = securityManager.GetSystemPrincipal (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NULL_POINTER);
principal = new nsIPrincipal (result[0]);
result[0] = 0;
securityManager.Release ();
} else {
rc = serviceManager.GetServiceByContractID (aContractID, nsIScriptSecurityManager_1_9.NS_ISCRIPTSECURITYMANAGER_IID, result);
if (rc == XPCOM.NS_OK && result[0] != 0) {
nsIScriptSecurityManager_1_9 securityManager = new nsIScriptSecurityManager_1_9 (result[0]);
result[0] = 0;
rc = securityManager.GetSystemPrincipal (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NULL_POINTER);
principal = new nsIPrincipal (result[0]);
result[0] = 0;
securityManager.Release ();
}
}
serviceManager.Release ();
if (principal != null) {
rc = webBrowser.QueryInterface (nsIInterfaceRequestor.NS_IINTERFACEREQUESTOR_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIInterfaceRequestor interfaceRequestor = new nsIInterfaceRequestor (result[0]);
result[0] = 0;
nsID scriptGlobalObjectNSID = new nsID ("6afecd40-0b9a-4cfd-8c42-0f645cd91829"); /* nsIScriptGlobalObject */ //$NON-NLS-1$
rc = interfaceRequestor.GetInterface (scriptGlobalObjectNSID, result);
interfaceRequestor.Release ();
if (rc == XPCOM.NS_OK && result[0] != 0) {
int /*long*/ scriptGlobalObject = result[0];
result[0] = 0;
rc = (int/*64*/)XPCOM.nsIScriptGlobalObject_EnsureScriptEnvironment (scriptGlobalObject, 2); /* nsIProgrammingLanguage.JAVASCRIPT */
if (rc != XPCOM.NS_OK) error (rc);
int /*long*/ scriptContext = XPCOM.nsIScriptGlobalObject_GetScriptContext (scriptGlobalObject, 2); /* nsIProgrammingLanguage.JAVASCRIPT */
int /*long*/ globalJSObject = XPCOM.nsIScriptGlobalObject_GetScriptGlobal (scriptGlobalObject, 2); /* nsIProgrammingLanguage.JAVASCRIPT */
new nsISupports (scriptGlobalObject).Release ();
if (scriptContext != 0 && globalJSObject != 0) {
/* ensure that the received nsIScriptContext implements the expected interface */
nsID scriptContextNSID = new nsID ("e7b9871d-3adc-4bf7-850d-7fb9554886bf"); /* nsIScriptContext */ //$NON-NLS-1$
rc = new nsISupports (scriptContext).QueryInterface (scriptContextNSID, result);
if (rc == XPCOM.NS_OK && result[0] != 0) {
new nsISupports (result[0]).Release ();
result[0] = 0;
int /*long*/ nativeContext = XPCOM.nsIScriptContext_GetNativeContext (scriptContext);
if (nativeContext != 0) {
int length = script.length ();
char[] scriptChars = new char[length];
script.getChars(0, length, scriptChars, 0);
byte[] urlbytes = MozillaDelegate.wcsToMbcs (null, getUrl (), true);
rc = principal.GetJSPrincipals (nativeContext, result);
if (rc == XPCOM.NS_OK && result[0] != 0) {
int /*long*/ principals = result[0];
result[0] = 0;
principal.Release ();
String mozillaPath = LocationProvider.mozillaPath + delegate.getJSLibraryName () + '\0';
byte[] pathBytes = null;
try {
pathBytes = mozillaPath.getBytes ("UTF-8"); //$NON-NLS-1$
} catch (UnsupportedEncodingException e) {
pathBytes = mozillaPath.getBytes ();
}
rc = XPCOM.JS_EvaluateUCScriptForPrincipals (pathBytes, nativeContext, globalJSObject, principals, scriptChars, length, urlbytes, 0, result);
return rc != 0;
}
}
}
}
}
principal.Release ();
}
}
/* fall back to the pre-1.9 approach */
String url = PREFIX_JAVASCRIPT + script + ";void(0);"; //$NON-NLS-1$
int rc = webBrowser.QueryInterface (nsIWebNavigation.NS_IWEBNAVIGATION_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIWebNavigation webNavigation = new nsIWebNavigation (result[0]);
char[] arg = url.toCharArray ();
char[] c = new char[arg.length+1];
System.arraycopy (arg, 0, c, 0, arg.length);
rc = webNavigation.LoadURI (c, nsIWebNavigation.LOAD_FLAGS_NONE, 0, 0, 0);
webNavigation.Release ();
return rc == XPCOM.NS_OK;
}
static Browser findBrowser (int /*long*/ handle) {
return MozillaDelegate.findBrowser (handle);
}
static Browser findBrowser (nsIDOMWindow aDOMWindow) {
int /*long*/[] result = new int /*long*/[1];
int rc = XPCOM.NS_GetServiceManager (result);
if (rc != XPCOM.NS_OK) Mozilla.error (rc);
if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE);
nsIServiceManager serviceManager = new nsIServiceManager (result[0]);
result[0] = 0;
byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_WINDOWWATCHER_CONTRACTID, true);
rc = serviceManager.GetServiceByContractID (aContractID, nsIWindowWatcher.NS_IWINDOWWATCHER_IID, result);
if (rc != XPCOM.NS_OK) Mozilla.error(rc);
if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE);
serviceManager.Release ();
nsIWindowWatcher windowWatcher = new nsIWindowWatcher (result[0]);
result[0] = 0;
/* the chrome will only be answered for the top-level nsIDOMWindow */
rc = aDOMWindow.GetTop (result);
if (rc != XPCOM.NS_OK) Mozilla.error (rc);
if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE);
int /*long*/ topDOMWindow = result[0];
result[0] = 0;
rc = windowWatcher.GetChromeForWindow (topDOMWindow, result);
if (rc != XPCOM.NS_OK) Mozilla.error (rc);
new nsISupports (topDOMWindow).Release ();
windowWatcher.Release ();
if (result[0] == 0) return null; /* the parent chrome is disconnected */
nsIWebBrowserChrome webBrowserChrome = new nsIWebBrowserChrome (result[0]);
result[0] = 0;
rc = webBrowserChrome.QueryInterface (nsIEmbeddingSiteWindow.NS_IEMBEDDINGSITEWINDOW_IID, result);
if (rc != XPCOM.NS_OK) Mozilla.error (rc);
if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE);
webBrowserChrome.Release ();
nsIEmbeddingSiteWindow embeddingSiteWindow = new nsIEmbeddingSiteWindow (result[0]);
result[0] = 0;
rc = embeddingSiteWindow.GetSiteWindow (result);
if (rc != XPCOM.NS_OK) Mozilla.error (rc);
if (result[0] == 0) Mozilla.error (XPCOM.NS_NOINTERFACE);
embeddingSiteWindow.Release ();
return findBrowser (result[0]);
}
public boolean forward () {
htmlBytes = null;
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIWebNavigation.NS_IWEBNAVIGATION_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIWebNavigation webNavigation = new nsIWebNavigation (result[0]);
rc = webNavigation.GoForward ();
webNavigation.Release ();
return rc == XPCOM.NS_OK;
}
public String getBrowserType () {
return "mozilla"; //$NON-NLS-1$
}
int getNextFunctionIndex () {
return NextJSFunctionIndex++;
}
public String getText () {
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.GetContentDOMWindow (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIDOMWindow window = new nsIDOMWindow (result[0]);
result[0] = 0;
rc = window.GetDocument (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
window.Release ();
int /*long*/ document = result[0];
result[0] = 0;
rc = XPCOM.NS_GetComponentManager (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIComponentManager componentManager = new nsIComponentManager (result[0]);
result[0] = 0;
byte[] contractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_DOMSERIALIZER_CONTRACTID, true);
char[] chars = null;
rc = componentManager.CreateInstanceByContractID (contractID, 0, nsIDOMSerializer_1_7.NS_IDOMSERIALIZER_IID, result);
if (rc == XPCOM.NS_OK) { /* mozilla >= 1.7 */
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIDOMSerializer_1_7 serializer = new nsIDOMSerializer_1_7 (result[0]);
result[0] = 0;
int /*long*/ string = XPCOM.nsEmbedString_new ();
rc = serializer.SerializeToString (document, string);
serializer.Release ();
int length = XPCOM.nsEmbedString_Length (string);
int /*long*/ buffer = XPCOM.nsEmbedString_get (string);
chars = new char[length];
XPCOM.memmove (chars, buffer, length * 2);
XPCOM.nsEmbedString_delete (string);
} else { /* mozilla < 1.7 */
rc = componentManager.CreateInstanceByContractID (contractID, 0, nsIDOMSerializer.NS_IDOMSERIALIZER_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIDOMSerializer serializer = new nsIDOMSerializer (result[0]);
result[0] = 0;
rc = serializer.SerializeToString (document, result);
serializer.Release ();
int length = XPCOM.strlen_PRUnichar (result[0]);
chars = new char[length];
XPCOM.memmove (chars, result[0], length * 2);
}
componentManager.Release ();
new nsISupports (document).Release ();
return new String (chars);
}
public String getUrl () {
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIWebNavigation.NS_IWEBNAVIGATION_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIWebNavigation webNavigation = new nsIWebNavigation (result[0]);
int /*long*/[] aCurrentURI = new int /*long*/[1];
rc = webNavigation.GetCurrentURI (aCurrentURI);
if (rc != XPCOM.NS_OK) error (rc);
webNavigation.Release ();
byte[] dest = null;
if (aCurrentURI[0] != 0) {
nsIURI uri = new nsIURI (aCurrentURI[0]);
int /*long*/ aSpec = XPCOM.nsEmbedCString_new ();
rc = uri.GetSpec (aSpec);
if (rc != XPCOM.NS_OK) error (rc);
int length = XPCOM.nsEmbedCString_Length (aSpec);
int /*long*/ buffer = XPCOM.nsEmbedCString_get (aSpec);
dest = new byte[length];
XPCOM.memmove (dest, buffer, length);
XPCOM.nsEmbedCString_delete (aSpec);
uri.Release ();
}
if (dest == null) return ""; //$NON-NLS-1$
String location = new String (dest);
/*
* If the URI indicates that the page is being rendered from memory
* (via setText()) then set it to about:blank to be consistent with IE.
*/
if (location.equals (URI_FROMMEMORY)) location = ABOUT_BLANK;
return location;
}
public Object getWebBrowser () {
if ((browser.getStyle () & SWT.MOZILLA) == 0) return null;
if (webBrowserObject != null) return webBrowserObject;
try {
Class clazz = Class.forName ("org.mozilla.xpcom.Mozilla"); //$NON-NLS-1$
Method method = clazz.getMethod ("getInstance", new Class[0]); //$NON-NLS-1$
Object mozilla = method.invoke (null, new Object[0]);
method = clazz.getMethod ("wrapXPCOMObject", new Class[] {Long.TYPE, String.class}); //$NON-NLS-1$
webBrowserObject = method.invoke (mozilla, new Object[] {new Long (webBrowser.getAddress ()), nsIWebBrowser.NS_IWEBBROWSER_IID_STR});
/*
* The following AddRef() is needed to offset the automatic Release() that
* will be performed by JavaXPCOM when webBrowserObject is finalized.
*/
webBrowser.AddRef ();
return webBrowserObject;
} catch (ClassNotFoundException e) {
} catch (NoSuchMethodException e) {
} catch (IllegalArgumentException e) {
} catch (IllegalAccessException e) {
} catch (InvocationTargetException e) {
}
return null;
}
public boolean isBackEnabled () {
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIWebNavigation.NS_IWEBNAVIGATION_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIWebNavigation webNavigation = new nsIWebNavigation (result[0]);
int[] aCanGoBack = new int[1]; /* PRBool */
rc = webNavigation.GetCanGoBack (aCanGoBack);
webNavigation.Release ();
return aCanGoBack[0] != 0;
}
public boolean isForwardEnabled () {
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIWebNavigation.NS_IWEBNAVIGATION_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIWebNavigation webNavigation = new nsIWebNavigation (result[0]);
int[] aCanGoForward = new int[1]; /* PRBool */
rc = webNavigation.GetCanGoForward (aCanGoForward);
webNavigation.Release ();
return aCanGoForward[0] != 0;
}
static String error (int code) {
throw new SWTError ("XPCOM error " + code); //$NON-NLS-1$
}
void onDispose (Display display) {
int rc = webBrowser.RemoveWebBrowserListener (weakReference.getAddress (), nsIWebProgressListener.NS_IWEBPROGRESSLISTENER_IID);
if (rc != XPCOM.NS_OK) error (rc);
rc = webBrowser.SetParentURIContentListener (0);
if (rc != XPCOM.NS_OK) error (rc);
rc = webBrowser.SetContainerWindow (0);
if (rc != XPCOM.NS_OK) error (rc);
unhookDOMListeners ();
if (listener != null) {
int[] folderEvents = new int[] {
SWT.Dispose,
SWT.Resize,
SWT.FocusIn,
SWT.Activate,
SWT.Deactivate,
SWT.Show,
SWT.KeyDown,
};
for (int i = 0; i < folderEvents.length; i++) {
browser.removeListener (folderEvents[i], listener);
}
listener = null;
}
int /*long*/[] result = new int /*long*/[1];
rc = webBrowser.QueryInterface (nsIBaseWindow.NS_IBASEWINDOW_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIBaseWindow baseWindow = new nsIBaseWindow (result[0]);
rc = baseWindow.Destroy ();
if (rc != XPCOM.NS_OK) error (rc);
baseWindow.Release ();
Release ();
webBrowser.Release ();
webBrowser = null;
webBrowserObject = null;
lastNavigateURL = null;
htmlBytes = null;
if (tip != null && !tip.isDisposed ()) tip.dispose ();
tip = null;
location = size = null;
Enumeration elements = unhookedDOMWindows.elements ();
while (elements.hasMoreElements ()) {
LONG ptrObject = (LONG)elements.nextElement ();
new nsISupports (ptrObject.value).Release ();
}
unhookedDOMWindows = null;
elements = functions.elements ();
while (elements.hasMoreElements ()) {
BrowserFunction function = ((BrowserFunction)elements.nextElement ());
AllFunctions.remove (new Integer (function.index));
function.dispose (false);
}
functions = null;
delegate.onDispose (embedHandle);
delegate = null;
embedHandle = 0;
BrowserCount--;
}
void Activate () {
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIWebBrowserFocus.NS_IWEBBROWSERFOCUS_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIWebBrowserFocus webBrowserFocus = new nsIWebBrowserFocus (result[0]);
rc = webBrowserFocus.Activate ();
if (rc != XPCOM.NS_OK) error (rc);
webBrowserFocus.Release ();
}
void Deactivate () {
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIWebBrowserFocus.NS_IWEBBROWSERFOCUS_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIWebBrowserFocus webBrowserFocus = new nsIWebBrowserFocus (result[0]);
rc = webBrowserFocus.Deactivate ();
if (rc != XPCOM.NS_OK) error (rc);
webBrowserFocus.Release ();
}
void onResize () {
Rectangle rect = browser.getClientArea ();
int width = Math.max (1, rect.width);
int height = Math.max (1, rect.height);
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIBaseWindow.NS_IBASEWINDOW_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
delegate.setSize (embedHandle, width, height);
nsIBaseWindow baseWindow = new nsIBaseWindow (result[0]);
rc = baseWindow.SetPositionAndSize (0, 0, width, height, 1);
if (rc != XPCOM.NS_OK) error (rc);
baseWindow.Release ();
}
public void refresh () {
htmlBytes = null;
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIWebNavigation.NS_IWEBNAVIGATION_IID, result);
if (rc != XPCOM.NS_OK) error(rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIWebNavigation webNavigation = new nsIWebNavigation (result[0]);
rc = webNavigation.Reload (nsIWebNavigation.LOAD_FLAGS_NONE);
webNavigation.Release ();
if (rc == XPCOM.NS_OK) return;
/*
* Feature in Mozilla. Reload returns an error code NS_ERROR_INVALID_POINTER
* when it is called immediately after a request to load a new document using
* LoadURI. The workaround is to ignore this error code.
*
* Feature in Mozilla. Attempting to reload a file that no longer exists
* returns an error code of NS_ERROR_FILE_NOT_FOUND. This is equivalent to
* attempting to load a non-existent local url, which is not a Browser error,
* so this error code should be ignored.
*/
if (rc != XPCOM.NS_ERROR_INVALID_POINTER && rc != XPCOM.NS_ERROR_FILE_NOT_FOUND) error (rc);
}
void registerFunction (BrowserFunction function) {
super.registerFunction (function);
AllFunctions.put (new Integer (function.index), function);
}
public boolean setText (String html) {
/*
* Feature in Mozilla. The focus memory of Mozilla must be
* properly managed through the nsIWebBrowserFocus interface.
* In particular, nsIWebBrowserFocus.deactivate must be called
* when the focus moves from the browser (or one of its children
* managed by Mozilla to another widget. We currently do not
* get notified when a widget takes focus away from the Browser.
* As a result, deactivate is not properly called. This causes
* Mozilla to retake focus the next time a document is loaded.
* This breaks the case where the HTML loaded in the Browser
* varies while the user enters characters in a text widget. The text
* widget loses focus every time new content is loaded.
* The current workaround is to call deactivate everytime if
* the browser currently does not have focus. A better workaround
* would be to have a way to call deactivate when the Browser
* or one of its children loses focus.
*/
if (browser != browser.getDisplay ().getFocusControl ()) Deactivate ();
/* convert the String containing HTML to an array of bytes with UTF-8 data */
byte[] data = null;
try {
data = html.getBytes ("UTF-8"); //$NON-NLS-1$
} catch (UnsupportedEncodingException e) {
return false;
}
/*
* This could be the first content that is set into the browser, so
* ensure that the custom subclass that works around Mozilla bug
* https://bugzilla.mozilla.org/show_bug.cgi?id=453523 is removed.
*/
delegate.removeWindowSubclass ();
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIWebBrowserStream.NS_IWEBBROWSERSTREAM_IID, result);
if (rc == XPCOM.NS_OK && result[0] != 0) {
/*
* Setting mozilla's content through nsIWebBrowserStream does not cause a page
* load to occur, so the events that usually accompany a page change are not
* fired. To make this behave as expected, navigate to about:blank first and
* then set the html content once the page has loaded.
*/
new nsISupports (result[0]).Release ();
result[0] = 0;
/*
* If htmlBytes is not null then the about:blank page is already being loaded,
* so no Navigate is required. Just set the html that is to be shown.
*/
boolean blankLoading = htmlBytes != null;
htmlBytes = data;
if (blankLoading) return true;
/* navigate to about:blank */
rc = webBrowser.QueryInterface (nsIWebNavigation.NS_IWEBNAVIGATION_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIWebNavigation webNavigation = new nsIWebNavigation (result[0]);
result[0] = 0;
char[] uri = new char[ABOUT_BLANK.length () + 1];
ABOUT_BLANK.getChars (0, ABOUT_BLANK.length (), uri, 0);
rc = webNavigation.LoadURI (uri, nsIWebNavigation.LOAD_FLAGS_NONE, 0, 0, 0);
if (rc != XPCOM.NS_OK) error (rc);
webNavigation.Release ();
} else {
byte[] contentCharsetBuffer = MozillaDelegate.wcsToMbcs (null, "UTF-8", true); //$NON-NLS-1$
int /*long*/ aContentCharset = XPCOM.nsEmbedCString_new (contentCharsetBuffer, contentCharsetBuffer.length);
byte[] contentTypeBuffer = MozillaDelegate.wcsToMbcs (null, "text/html", true); // $NON-NLS-1$
int /*long*/ aContentType = XPCOM.nsEmbedCString_new (contentTypeBuffer, contentTypeBuffer.length);
rc = XPCOM.NS_GetServiceManager (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIServiceManager serviceManager = new nsIServiceManager (result[0]);
result[0] = 0;
rc = serviceManager.GetService (XPCOM.NS_IOSERVICE_CID, nsIIOService.NS_IIOSERVICE_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
serviceManager.Release ();
nsIIOService ioService = new nsIIOService (result[0]);
result[0] = 0;
/*
* Note. Mozilla ignores LINK tags used to load CSS stylesheets
* when the URI protocol for the nsInputStreamChannel
* is about:blank. The fix is to specify the file protocol.
*/
byte[] aString = MozillaDelegate.wcsToMbcs (null, URI_FROMMEMORY, false);
int /*long*/ aSpec = XPCOM.nsEmbedCString_new (aString, aString.length);
rc = ioService.NewURI (aSpec, null, 0, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
XPCOM.nsEmbedCString_delete (aSpec);
ioService.Release ();
nsIURI uri = new nsIURI (result[0]);
result[0] = 0;
rc = webBrowser.QueryInterface (nsIInterfaceRequestor.NS_IINTERFACEREQUESTOR_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIInterfaceRequestor interfaceRequestor = new nsIInterfaceRequestor (result[0]);
result[0] = 0;
/*
* Feature in Mozilla. LoadStream invokes the nsIInputStream argument
* through a different thread. The callback mechanism must attach
* a non java thread to the JVM otherwise the nsIInputStream Read and
* Close methods never get called.
*/
InputStream inputStream = new InputStream (data);
inputStream.AddRef ();
rc = interfaceRequestor.GetInterface (nsIDocShell.NS_IDOCSHELL_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIDocShell docShell = new nsIDocShell (result[0]);
result[0] = 0;
rc = docShell.LoadStream (inputStream.getAddress (), uri.getAddress (), aContentType, aContentCharset, 0);
docShell.Release ();
inputStream.Release ();
interfaceRequestor.Release ();
uri.Release ();
XPCOM.nsEmbedCString_delete (aContentType);
XPCOM.nsEmbedCString_delete (aContentCharset);
}
return true;
}
public boolean setUrl (String url) {
htmlBytes = null;
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIWebNavigation.NS_IWEBNAVIGATION_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
/*
* This could be the first content that is set into the browser, so
* ensure that the custom subclass that works around Mozilla bug
* https://bugzilla.mozilla.org/show_bug.cgi?id=453523 is removed.
*/
delegate.removeWindowSubclass ();
nsIWebNavigation webNavigation = new nsIWebNavigation (result[0]);
char[] uri = new char[url.length () + 1];
url.getChars (0, url.length (), uri, 0);
rc = webNavigation.LoadURI (uri, nsIWebNavigation.LOAD_FLAGS_NONE, 0, 0, 0);
webNavigation.Release ();
return rc == XPCOM.NS_OK;
}
public void stop () {
htmlBytes = null;
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIWebNavigation.NS_IWEBNAVIGATION_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIWebNavigation webNavigation = new nsIWebNavigation (result[0]);
rc = webNavigation.Stop (nsIWebNavigation.STOP_ALL);
if (rc != XPCOM.NS_OK) error (rc);
webNavigation.Release ();
}
void hookDOMListeners (nsIDOMEventTarget target, boolean isTop) {
nsEmbedString string = new nsEmbedString (XPCOM.DOMEVENT_FOCUS);
target.AddEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_UNLOAD);
target.AddEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEDOWN);
target.AddEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEUP);
target.AddEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEMOVE);
target.AddEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEWHEEL);
target.AddEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEDRAG);
target.AddEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
/*
* Only hook mouseover and mouseout if the target is a top-level frame, so that mouse moves
* between frames will not generate events.
*/
if (isTop && delegate.hookEnterExit ()) {
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEOVER);
target.AddEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEOUT);
target.AddEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
}
string = new nsEmbedString (XPCOM.DOMEVENT_KEYDOWN);
target.AddEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_KEYPRESS);
target.AddEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_KEYUP);
target.AddEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
}
void unhookDOMListeners () {
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.GetContentDOMWindow (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIDOMWindow window = new nsIDOMWindow (result[0]);
result[0] = 0;
rc = window.QueryInterface (nsIDOMEventTarget.NS_IDOMEVENTTARGET_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIDOMEventTarget target = new nsIDOMEventTarget (result[0]);
result[0] = 0;
unhookDOMListeners (target);
target.Release ();
/* Listeners must be unhooked in pages contained in frames */
rc = window.GetFrames (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIDOMWindowCollection frames = new nsIDOMWindowCollection (result[0]);
result[0] = 0;
int[] frameCount = new int[1];
rc = frames.GetLength (frameCount); /* PRUint32 */
if (rc != XPCOM.NS_OK) error (rc);
int count = frameCount[0];
if (count > 0) {
for (int i = 0; i < count; i++) {
rc = frames.Item (i, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIDOMWindow frame = new nsIDOMWindow (result[0]);
result[0] = 0;
rc = frame.QueryInterface (nsIDOMEventTarget.NS_IDOMEVENTTARGET_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
target = new nsIDOMEventTarget (result[0]);
result[0] = 0;
unhookDOMListeners (target);
target.Release ();
frame.Release ();
}
}
frames.Release ();
window.Release ();
}
void unhookDOMListeners (nsIDOMEventTarget target) {
nsEmbedString string = new nsEmbedString (XPCOM.DOMEVENT_FOCUS);
target.RemoveEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_UNLOAD);
target.RemoveEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEDOWN);
target.RemoveEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEUP);
target.RemoveEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEMOVE);
target.RemoveEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEWHEEL);
target.RemoveEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEDRAG);
target.RemoveEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEOVER);
target.RemoveEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_MOUSEOUT);
target.RemoveEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_KEYDOWN);
target.RemoveEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_KEYPRESS);
target.RemoveEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
string = new nsEmbedString (XPCOM.DOMEVENT_KEYUP);
target.RemoveEventListener (string.getAddress (), domEventListener.getAddress (), 0);
string.dispose ();
}
/* nsISupports */
int QueryInterface (int /*long*/ riid, int /*long*/ ppvObject) {
if (riid == 0 || ppvObject == 0) return XPCOM.NS_ERROR_NO_INTERFACE;
nsID guid = new nsID ();
XPCOM.memmove (guid, riid, nsID.sizeof);
if (guid.Equals (nsISupports.NS_ISUPPORTS_IID)) {
XPCOM.memmove (ppvObject, new int /*long*/[] {supports.getAddress ()}, C.PTR_SIZEOF);
AddRef ();
return XPCOM.NS_OK;
}
if (guid.Equals (nsIWeakReference.NS_IWEAKREFERENCE_IID)) {
XPCOM.memmove (ppvObject, new int /*long*/[] {weakReference.getAddress ()}, C.PTR_SIZEOF);
AddRef ();
return XPCOM.NS_OK;
}
if (guid.Equals (nsIWebProgressListener.NS_IWEBPROGRESSLISTENER_IID)) {
XPCOM.memmove (ppvObject, new int /*long*/[] {webProgressListener.getAddress ()}, C.PTR_SIZEOF);
AddRef ();
return XPCOM.NS_OK;
}
if (guid.Equals (nsIWebBrowserChrome.NS_IWEBBROWSERCHROME_IID)) {
XPCOM.memmove (ppvObject, new int /*long*/[] {webBrowserChrome.getAddress ()}, C.PTR_SIZEOF);
AddRef ();
return XPCOM.NS_OK;
}
if (guid.Equals (nsIWebBrowserChromeFocus.NS_IWEBBROWSERCHROMEFOCUS_IID)) {
XPCOM.memmove (ppvObject, new int /*long*/[] {webBrowserChromeFocus.getAddress ()}, C.PTR_SIZEOF);
AddRef ();
return XPCOM.NS_OK;
}
if (guid.Equals (nsIEmbeddingSiteWindow.NS_IEMBEDDINGSITEWINDOW_IID)) {
XPCOM.memmove (ppvObject, new int /*long*/[] {embeddingSiteWindow.getAddress ()}, C.PTR_SIZEOF);
AddRef ();
return XPCOM.NS_OK;
}
if (guid.Equals (nsIInterfaceRequestor.NS_IINTERFACEREQUESTOR_IID)) {
XPCOM.memmove (ppvObject, new int /*long*/[] {interfaceRequestor.getAddress ()}, C.PTR_SIZEOF);
AddRef ();
return XPCOM.NS_OK;
}
if (guid.Equals (nsISupportsWeakReference.NS_ISUPPORTSWEAKREFERENCE_IID)) {
XPCOM.memmove (ppvObject, new int /*long*/[] {supportsWeakReference.getAddress ()}, C.PTR_SIZEOF);
AddRef ();
return XPCOM.NS_OK;
}
if (guid.Equals (nsIContextMenuListener.NS_ICONTEXTMENULISTENER_IID)) {
XPCOM.memmove (ppvObject, new int /*long*/[] {contextMenuListener.getAddress ()}, C.PTR_SIZEOF);
AddRef ();
return XPCOM.NS_OK;
}
if (guid.Equals (nsIURIContentListener.NS_IURICONTENTLISTENER_IID)) {
XPCOM.memmove (ppvObject, new int /*long*/[] {uriContentListener.getAddress ()}, C.PTR_SIZEOF);
AddRef ();
return XPCOM.NS_OK;
}
if (guid.Equals (nsITooltipListener.NS_ITOOLTIPLISTENER_IID)) {
XPCOM.memmove (ppvObject, new int /*long*/[] {tooltipListener.getAddress ()}, C.PTR_SIZEOF);
AddRef ();
return XPCOM.NS_OK;
}
XPCOM.memmove (ppvObject, new int /*long*/[] {0}, C.PTR_SIZEOF);
return XPCOM.NS_ERROR_NO_INTERFACE;
}
int AddRef () {
refCount++;
return refCount;
}
int Release () {
refCount--;
if (refCount == 0) disposeCOMInterfaces ();
return refCount;
}
/* nsIWeakReference */
int QueryReferent (int /*long*/ riid, int /*long*/ ppvObject) {
return QueryInterface (riid, ppvObject);
}
/* nsIInterfaceRequestor */
int GetInterface (int /*long*/ riid, int /*long*/ ppvObject) {
if (riid == 0 || ppvObject == 0) return XPCOM.NS_ERROR_NO_INTERFACE;
nsID guid = new nsID ();
XPCOM.memmove (guid, riid, nsID.sizeof);
if (guid.Equals (nsIDOMWindow.NS_IDOMWINDOW_IID)) {
int /*long*/[] aContentDOMWindow = new int /*long*/[1];
int rc = webBrowser.GetContentDOMWindow (aContentDOMWindow);
if (rc != XPCOM.NS_OK) error (rc);
if (aContentDOMWindow[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
XPCOM.memmove (ppvObject, aContentDOMWindow, C.PTR_SIZEOF);
return rc;
}
return QueryInterface (riid, ppvObject);
}
int GetWeakReference (int /*long*/ ppvObject) {
XPCOM.memmove (ppvObject, new int /*long*/[] {weakReference.getAddress ()}, C.PTR_SIZEOF);
AddRef ();
return XPCOM.NS_OK;
}
/* nsIWebProgressListener */
int OnStateChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int aStateFlags, int aStatus) {
if ((aStateFlags & nsIWebProgressListener.STATE_IS_DOCUMENT) == 0) return XPCOM.NS_OK;
if ((aStateFlags & nsIWebProgressListener.STATE_START) != 0) {
if (request == 0) request = aRequest;
/*
* Add the page's nsIDOMWindow to the collection of windows that will
* have DOM listeners added to them later on in the page loading
* process. These listeners cannot be added yet because the
* nsIDOMWindow is not ready to take them at this stage.
*/
int /*long*/[] result = new int /*long*/[1];
nsIWebProgress progress = new nsIWebProgress (aWebProgress);
int rc = progress.GetDOMWindow (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
unhookedDOMWindows.addElement (new LONG (result[0]));
} else if ((aStateFlags & nsIWebProgressListener.STATE_REDIRECTING) != 0) {
if (request == aRequest) request = 0;
} else if ((aStateFlags & nsIWebProgressListener.STATE_STOP) != 0) {
/*
* If this page's nsIDOMWindow handle is still in unhookedDOMWindows then
* add its DOM listeners now. It's possible for this to happen since
* there is no guarantee that a STATE_TRANSFERRING state change will be
* received for every window in a page, which is when these listeners
* are typically added.
*/
int /*long*/[] result = new int /*long*/[1];
nsIWebProgress progress = new nsIWebProgress (aWebProgress);
int rc = progress.GetDOMWindow (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIDOMWindow domWindow = new nsIDOMWindow (result[0]);
LONG ptrObject = new LONG (result[0]);
result[0] = 0;
int index = unhookedDOMWindows.indexOf (ptrObject);
if (index != -1) {
rc = webBrowser.GetContentDOMWindow (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
boolean isTop = result[0] == domWindow.getAddress ();
new nsISupports (result[0]).Release ();
result[0] = 0;
rc = domWindow.QueryInterface (nsIDOMEventTarget.NS_IDOMEVENTTARGET_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIDOMEventTarget target = new nsIDOMEventTarget (result[0]);
result[0] = 0;
hookDOMListeners (target, isTop);
target.Release ();
/*
* Remove and unreference the nsIDOMWindow from the collection of windows
* that are waiting to have DOM listeners hooked on them.
*/
unhookedDOMWindows.remove (ptrObject);
new nsISupports (ptrObject.value).Release ();
}
/*
* If htmlBytes is not null then there is html from a previous setText() call
* waiting to be set into the about:blank page once it has completed loading.
*/
if (htmlBytes != null) {
nsIRequest req = new nsIRequest (aRequest);
int /*long*/ name = XPCOM.nsEmbedCString_new ();
rc = req.GetName (name);
if (rc != XPCOM.NS_OK) error (rc);
int length = XPCOM.nsEmbedCString_Length (name);
int /*long*/ buffer = XPCOM.nsEmbedCString_get (name);
byte[] dest = new byte[length];
XPCOM.memmove (dest, buffer, length);
String url = new String (dest);
XPCOM.nsEmbedCString_delete (name);
if (url.startsWith (ABOUT_BLANK)) {
/*
* Setting mozilla's content with nsIWebBrowserStream invalidates the
* DOM listeners that were hooked on it (about:blank), so remove them and
* add new ones after the content has been set.
*/
unhookDOMListeners ();
rc = XPCOM.NS_GetServiceManager (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIServiceManager serviceManager = new nsIServiceManager (result[0]);
result[0] = 0;
rc = serviceManager.GetService (XPCOM.NS_IOSERVICE_CID, nsIIOService.NS_IIOSERVICE_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
serviceManager.Release ();
nsIIOService ioService = new nsIIOService (result[0]);
result[0] = 0;
/*
* Note. Mozilla ignores LINK tags used to load CSS stylesheets
* when the URI protocol for the nsInputStreamChannel
* is about:blank. The fix is to specify the file protocol.
*/
byte[] aString = MozillaDelegate.wcsToMbcs (null, URI_FROMMEMORY, false);
int /*long*/ aSpec = XPCOM.nsEmbedCString_new (aString, aString.length);
rc = ioService.NewURI (aSpec, null, 0, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
XPCOM.nsEmbedCString_delete (aSpec);
ioService.Release ();
nsIURI uri = new nsIURI (result[0]);
result[0] = 0;
rc = webBrowser.QueryInterface (nsIWebBrowserStream.NS_IWEBBROWSERSTREAM_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIWebBrowserStream stream = new nsIWebBrowserStream (result[0]);
result[0] = 0;
byte[] contentTypeBuffer = MozillaDelegate.wcsToMbcs (null, "text/html", true); // $NON-NLS-1$
int /*long*/ aContentType = XPCOM.nsEmbedCString_new (contentTypeBuffer, contentTypeBuffer.length);
rc = stream.OpenStream (uri.getAddress (), aContentType);
if (rc != XPCOM.NS_OK) error (rc);
int /*long*/ ptr = C.malloc (htmlBytes.length);
XPCOM.memmove (ptr, htmlBytes, htmlBytes.length);
int pageSize = 8192;
int pageCount = htmlBytes.length / pageSize + 1;
int /*long*/ current = ptr;
for (int i = 0; i < pageCount; i++) {
length = i == pageCount - 1 ? htmlBytes.length % pageSize : pageSize;
if (length > 0) {
rc = stream.AppendToStream (current, length);
if (rc != XPCOM.NS_OK) error (rc);
}
current += pageSize;
}
rc = stream.CloseStream ();
if (rc != XPCOM.NS_OK) error (rc);
C.free (ptr);
XPCOM.nsEmbedCString_delete (aContentType);
stream.Release ();
uri.Release ();
htmlBytes = null;
rc = webBrowser.GetContentDOMWindow (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
boolean isTop = result[0] == domWindow.getAddress ();
new nsISupports (result[0]).Release ();
result[0] = 0;
rc = domWindow.QueryInterface (nsIDOMEventTarget.NS_IDOMEVENTTARGET_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIDOMEventTarget target = new nsIDOMEventTarget (result[0]);
result[0] = 0;
hookDOMListeners (target, isTop);
target.Release ();
}
}
domWindow.Release ();
/*
* Feature in Mozilla. When a request is redirected (STATE_REDIRECTING),
* it never reaches the state STATE_STOP and it is replaced with a new request.
* The new request is received when it is in the state STATE_STOP.
* To handle this case, the variable request is set to 0 when the corresponding
* request is redirected. The following request received with the state STATE_STOP
* - the new request resulting from the redirection - is used to send
* the ProgressListener.completed event.
*/
if (request == aRequest || request == 0) {
request = 0;
StatusTextEvent event = new StatusTextEvent (browser);
event.display = browser.getDisplay ();
event.widget = browser;
event.text = ""; //$NON-NLS-1$
for (int i = 0; i < statusTextListeners.length; i++) {
statusTextListeners[i].changed (event);
}
/* re-install registered functions */
Enumeration elements = functions.elements ();
while (elements.hasMoreElements ()) {
BrowserFunction function = (BrowserFunction)elements.nextElement ();
execute (function.functionString);
}
ProgressEvent event2 = new ProgressEvent (browser);
event2.display = browser.getDisplay ();
event2.widget = browser;
for (int i = 0; i < progressListeners.length; i++) {
progressListeners[i].completed (event2);
}
}
} else if ((aStateFlags & nsIWebProgressListener.STATE_TRANSFERRING) != 0) {
/*
* Hook DOM listeners to the page's nsIDOMWindow here because this is
* the earliest opportunity to do so.
*/
int /*long*/[] result = new int /*long*/[1];
nsIWebProgress progress = new nsIWebProgress (aWebProgress);
int rc = progress.GetDOMWindow (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIDOMWindow domWindow = new nsIDOMWindow (result[0]);
LONG ptrObject = new LONG (result[0]);
result[0] = 0;
int index = unhookedDOMWindows.indexOf (ptrObject);
if (index != -1) {
rc = webBrowser.GetContentDOMWindow (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
boolean isTop = result[0] == domWindow.getAddress ();
new nsISupports (result[0]).Release ();
result[0] = 0;
rc = domWindow.QueryInterface (nsIDOMEventTarget.NS_IDOMEVENTTARGET_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIDOMEventTarget target = new nsIDOMEventTarget (result[0]);
result[0] = 0;
hookDOMListeners (target, isTop);
target.Release ();
/*
* Remove and unreference the nsIDOMWindow from the collection of windows
* that are waiting to have DOM listeners hooked on them.
*/
unhookedDOMWindows.remove (ptrObject);
new nsISupports (ptrObject.value).Release ();
}
domWindow.Release ();
}
return XPCOM.NS_OK;
}
int OnProgressChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int aCurSelfProgress, int aMaxSelfProgress, int aCurTotalProgress, int aMaxTotalProgress) {
if (progressListeners.length == 0) return XPCOM.NS_OK;
ProgressEvent event = new ProgressEvent (browser);
event.display = browser.getDisplay ();
event.widget = browser;
event.current = aCurTotalProgress;
event.total = aMaxTotalProgress;
for (int i = 0; i < progressListeners.length; i++) {
progressListeners[i].changed (event);
}
return XPCOM.NS_OK;
}
int OnLocationChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int /*long*/ aLocation) {
/*
* Feature in Mozilla. When a page is loaded via setText before a previous
* setText page load has completed, the expected OnStateChange STATE_STOP for the
* original setText never arrives because it gets replaced by the OnStateChange
* STATE_STOP for the new request. This results in the request field never being
* cleared because the original request's OnStateChange STATE_STOP is still expected
* (but never arrives). To handle this case, the request field is updated to the new
* overriding request since its OnStateChange STATE_STOP will be received next.
*/
if (request != 0 && request != aRequest) request = aRequest;
if (locationListeners.length == 0) return XPCOM.NS_OK;
nsIWebProgress webProgress = new nsIWebProgress (aWebProgress);
int /*long*/[] aDOMWindow = new int /*long*/[1];
int rc = webProgress.GetDOMWindow (aDOMWindow);
if (rc != XPCOM.NS_OK) error (rc);
if (aDOMWindow[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIDOMWindow domWindow = new nsIDOMWindow (aDOMWindow[0]);
int /*long*/[] aTop = new int /*long*/[1];
rc = domWindow.GetTop (aTop);
if (rc != XPCOM.NS_OK) error (rc);
if (aTop[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
domWindow.Release ();
nsIDOMWindow topWindow = new nsIDOMWindow (aTop[0]);
topWindow.Release ();
nsIURI location = new nsIURI (aLocation);
int /*long*/ aSpec = XPCOM.nsEmbedCString_new ();
location.GetSpec (aSpec);
int length = XPCOM.nsEmbedCString_Length (aSpec);
int /*long*/ buffer = XPCOM.nsEmbedCString_get (aSpec);
byte[] dest = new byte[length];
XPCOM.memmove (dest, buffer, length);
XPCOM.nsEmbedCString_delete (aSpec);
String url = new String (dest);
/*
* As of Mozilla 1.8, the first time that a page is displayed, regardless of
* whether it's via Browser.setURL() or Browser.setText(), the GRE navigates
* to about:blank and fires the corresponding navigation events. Do not send
* this event on to the user since it is not expected.
*/
if (!IsPre_1_8 && aRequest == 0 && url.startsWith (ABOUT_BLANK)) return XPCOM.NS_OK;
LocationEvent event = new LocationEvent (browser);
event.display = browser.getDisplay ();
event.widget = browser;
event.location = url;
/*
* If the URI indicates that the page is being rendered from memory
* (via setText()) then set it to about:blank to be consistent with IE.
*/
if (event.location.equals (URI_FROMMEMORY)) event.location = ABOUT_BLANK;
event.top = aTop[0] == aDOMWindow[0];
for (int i = 0; i < locationListeners.length; i++) {
locationListeners[i].changed (event);
}
return XPCOM.NS_OK;
}
int OnStatusChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int aStatus, int /*long*/ aMessage) {
if (statusTextListeners.length == 0) return XPCOM.NS_OK;
StatusTextEvent event = new StatusTextEvent (browser);
event.display = browser.getDisplay ();
event.widget = browser;
int length = XPCOM.strlen_PRUnichar (aMessage);
char[] dest = new char[length];
XPCOM.memmove (dest, aMessage, length * 2);
event.text = new String (dest);
for (int i = 0; i < statusTextListeners.length; i++) {
statusTextListeners[i].changed (event);
}
return XPCOM.NS_OK;
}
int OnSecurityChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int state) {
return XPCOM.NS_OK;
}
/* nsIWebBrowserChrome */
int SetStatus (int statusType, int /*long*/ status) {
if (statusTextListeners.length == 0) return XPCOM.NS_OK;
StatusTextEvent event = new StatusTextEvent (browser);
event.display = browser.getDisplay ();
event.widget = browser;
int length = XPCOM.strlen_PRUnichar (status);
char[] dest = new char[length];
XPCOM.memmove (dest, status, length * 2);
String string = new String (dest);
event.text = string;
for (int i = 0; i < statusTextListeners.length; i++) {
statusTextListeners[i].changed (event);
}
return XPCOM.NS_OK;
}
int GetWebBrowser (int /*long*/ aWebBrowser) {
int /*long*/[] ret = new int /*long*/[1];
if (webBrowser != null) {
webBrowser.AddRef ();
ret[0] = webBrowser.getAddress ();
}
XPCOM.memmove (aWebBrowser, ret, C.PTR_SIZEOF);
return XPCOM.NS_OK;
}
int SetWebBrowser (int /*long*/ aWebBrowser) {
if (webBrowser != null) webBrowser.Release ();
webBrowser = aWebBrowser != 0 ? new nsIWebBrowser (aWebBrowser) : null;
return XPCOM.NS_OK;
}
int GetChromeFlags (int /*long*/ aChromeFlags) {
int[] ret = new int[1];
ret[0] = chromeFlags;
XPCOM.memmove (aChromeFlags, ret, 4); /* PRUint32 */
return XPCOM.NS_OK;
}
int SetChromeFlags (int aChromeFlags) {
chromeFlags = aChromeFlags;
return XPCOM.NS_OK;
}
int DestroyBrowserWindow () {
WindowEvent newEvent = new WindowEvent (browser);
newEvent.display = browser.getDisplay ();
newEvent.widget = browser;
for (int i = 0; i < closeWindowListeners.length; i++) {
closeWindowListeners[i].close (newEvent);
}
/*
* Note on Mozilla. The DestroyBrowserWindow notification cannot be cancelled.
* The browser widget cannot be used after this notification has been received.
* The application is advised to close the window hosting the browser widget.
* The browser widget must be disposed in all cases.
*/
browser.dispose ();
return XPCOM.NS_OK;
}
int SizeBrowserTo (int aCX, int aCY) {
size = new Point (aCX, aCY);
boolean isChrome = (chromeFlags & nsIWebBrowserChrome.CHROME_OPENAS_CHROME) != 0;
if (isChrome) {
Shell shell = browser.getShell ();
shell.setSize (shell.computeSize (size.x, size.y));
}
return XPCOM.NS_OK;
}
int ShowAsModal () {
int /*long*/[] result = new int /*long*/[1];
int rc = XPCOM.NS_GetServiceManager (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIServiceManager serviceManager = new nsIServiceManager (result[0]);
result[0] = 0;
byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_CONTEXTSTACK_CONTRACTID, true);
rc = serviceManager.GetServiceByContractID (aContractID, nsIJSContextStack.NS_IJSCONTEXTSTACK_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
serviceManager.Release ();
nsIJSContextStack stack = new nsIJSContextStack (result[0]);
result[0] = 0;
rc = stack.Push (0);
if (rc != XPCOM.NS_OK) error (rc);
Shell shell = browser.getShell ();
Display display = browser.getDisplay ();
while (!shell.isDisposed ()) {
if (!display.readAndDispatch ()) display.sleep ();
}
rc = stack.Pop (result);
if (rc != XPCOM.NS_OK) error (rc);
stack.Release ();
return XPCOM.NS_OK;
}
int IsWindowModal (int /*long*/ retval) {
int result = (chromeFlags & nsIWebBrowserChrome.CHROME_MODAL) != 0 ? 1 : 0;
XPCOM.memmove (retval, new int[] {result}, 4); /* PRBool */
return XPCOM.NS_OK;
}
int ExitModalEventLoop (int aStatus) {
return XPCOM.NS_OK;
}
/* nsIEmbeddingSiteWindow */
int SetDimensions (int flags, int x, int y, int cx, int cy) {
if ((flags & nsIEmbeddingSiteWindow.DIM_FLAGS_POSITION) != 0) {
location = new Point (x, y);
browser.getShell ().setLocation (x, y);
}
if ((flags & nsIEmbeddingSiteWindow.DIM_FLAGS_SIZE_INNER) != 0) {
browser.setSize (cx, cy);
}
if ((flags & nsIEmbeddingSiteWindow.DIM_FLAGS_SIZE_OUTER) != 0) {
browser.getShell ().setSize (cx, cy);
}
return XPCOM.NS_OK;
}
int GetDimensions (int flags, int /*long*/ x, int /*long*/ y, int /*long*/ cx, int /*long*/ cy) {
if ((flags & nsIEmbeddingSiteWindow.DIM_FLAGS_POSITION) != 0) {
Point location = browser.getShell ().getLocation ();
if (x != 0) C.memmove (x, new int[] {location.x}, 4); /* PRInt32 */
if (y != 0) C.memmove (y, new int[] {location.y}, 4); /* PRInt32 */
}
if ((flags & nsIEmbeddingSiteWindow.DIM_FLAGS_SIZE_INNER) != 0) {
Point size = browser.getSize ();
if (cx != 0) C.memmove (cx, new int[] {size.x}, 4); /* PRInt32 */
if (cy != 0) C.memmove (cy, new int[] {size.y}, 4); /* PRInt32 */
}
if ((flags & nsIEmbeddingSiteWindow.DIM_FLAGS_SIZE_OUTER) != 0) {
Point size = browser.getShell().getSize ();
if (cx != 0) C.memmove (cx, new int[] {size.x}, 4); /* PRInt32 */
if (cy != 0) C.memmove (cy, new int[] {size.y}, 4); /* PRInt32 */
}
return XPCOM.NS_OK;
}
int SetFocus () {
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIBaseWindow.NS_IBASEWINDOW_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_ERROR_NO_INTERFACE);
nsIBaseWindow baseWindow = new nsIBaseWindow (result[0]);
rc = baseWindow.SetFocus ();
if (rc != XPCOM.NS_OK) error (rc);
baseWindow.Release ();
/*
* Note. Mozilla notifies here that one of the children took
* focus. This could or should be used to fire an SWT.FOCUS_IN
* event on Browser focus listeners.
*/
return XPCOM.NS_OK;
}
int GetVisibility (int /*long*/ aVisibility) {
boolean visible = browser.isVisible () && !browser.getShell ().getMinimized ();
XPCOM.memmove (aVisibility, new int[] {visible ? 1 : 0}, 4); /* PRBool */
return XPCOM.NS_OK;
}
int SetVisibility (int aVisibility) {
if (isChild) {
WindowEvent event = new WindowEvent (browser);
event.display = browser.getDisplay ();
event.widget = browser;
if (aVisibility != 0) {
/*
* Bug in Mozilla. When the JavaScript window.open is executed, Mozilla
* fires multiple SetVisibility 1 notifications. The workaround is
* to ignore subsequent notifications.
*/
if (!visible) {
visible = true;
event.location = location;
event.size = size;
event.addressBar = (chromeFlags & nsIWebBrowserChrome.CHROME_LOCATIONBAR) != 0;
event.menuBar = (chromeFlags & nsIWebBrowserChrome.CHROME_MENUBAR) != 0;
event.statusBar = (chromeFlags & nsIWebBrowserChrome.CHROME_STATUSBAR) != 0;
event.toolBar = (chromeFlags & nsIWebBrowserChrome.CHROME_TOOLBAR) != 0;
for (int i = 0; i < visibilityWindowListeners.length; i++) {
visibilityWindowListeners[i].show (event);
}
location = null;
size = null;
}
} else {
visible = false;
for (int i = 0; i < visibilityWindowListeners.length; i++) {
visibilityWindowListeners[i].hide (event);
}
}
} else {
visible = aVisibility != 0;
}
return XPCOM.NS_OK;
}
int GetTitle (int /*long*/ aTitle) {
return XPCOM.NS_OK;
}
int SetTitle (int /*long*/ aTitle) {
if (titleListeners.length == 0) return XPCOM.NS_OK;
TitleEvent event = new TitleEvent (browser);
event.display = browser.getDisplay ();
event.widget = browser;
/*
* To be consistent with other platforms the title event should
* contain the page's url if the page does not contain a <title>
* tag.
*/
int length = XPCOM.strlen_PRUnichar (aTitle);
if (length > 0) {
char[] dest = new char[length];
XPCOM.memmove (dest, aTitle, length * 2);
event.title = new String (dest);
} else {
event.title = getUrl ();
}
for (int i = 0; i < titleListeners.length; i++) {
titleListeners[i].changed (event);
}
return XPCOM.NS_OK;
}
int GetSiteWindow (int /*long*/ aSiteWindow) {
/*
* Note. The handle is expected to be an HWND on Windows and
* a GtkWidget* on GTK. This callback is invoked on Windows
* when the javascript window.print is invoked and the print
* dialog comes up. If no handle is returned, the print dialog
* does not come up on this platform.
*/
XPCOM.memmove (aSiteWindow, new int /*long*/[] {embedHandle}, C.PTR_SIZEOF);
return XPCOM.NS_OK;
}
/* nsIWebBrowserChromeFocus */
int FocusNextElement () {
/*
* Bug in Mozilla embedding API. Mozilla takes back the focus after sending
* this event. This prevents tabbing out of Mozilla. This behaviour can be reproduced
* with the Mozilla application TestGtkEmbed. The workaround is to
* send the traversal notification after this callback returns.
*/
browser.getDisplay ().asyncExec (new Runnable () {
public void run () {
if (browser.isDisposed ()) return;
browser.traverse (SWT.TRAVERSE_TAB_NEXT);
}
});
return XPCOM.NS_OK;
}
int FocusPrevElement () {
/*
* Bug in Mozilla embedding API. Mozilla takes back the focus after sending
* this event. This prevents tabbing out of Mozilla. This behaviour can be reproduced
* with the Mozilla application TestGtkEmbed. The workaround is to
* send the traversal notification after this callback returns.
*/
browser.getDisplay ().asyncExec (new Runnable () {
public void run () {
if (browser.isDisposed ()) return;
browser.traverse (SWT.TRAVERSE_TAB_PREVIOUS);
}
});
return XPCOM.NS_OK;
}
/* nsIContextMenuListener */
int OnShowContextMenu (int aContextFlags, int /*long*/ aEvent, int /*long*/ aNode) {
nsIDOMEvent domEvent = new nsIDOMEvent (aEvent);
int /*long*/[] result = new int /*long*/[1];
int rc = domEvent.QueryInterface (nsIDOMMouseEvent.NS_IDOMMOUSEEVENT_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIDOMMouseEvent domMouseEvent = new nsIDOMMouseEvent (result[0]);
int[] aScreenX = new int[1], aScreenY = new int[1];
rc = domMouseEvent.GetScreenX (aScreenX);
if (rc != XPCOM.NS_OK) error (rc);
rc = domMouseEvent.GetScreenY (aScreenY);
if (rc != XPCOM.NS_OK) error (rc);
domMouseEvent.Release ();
Event event = new Event ();
event.x = aScreenX[0];
event.y = aScreenY[0];
browser.notifyListeners (SWT.MenuDetect, event);
if (!event.doit || browser.isDisposed ()) return XPCOM.NS_OK;
Menu menu = browser.getMenu ();
if (menu != null && !menu.isDisposed ()) {
if (aScreenX[0] != event.x || aScreenY[0] != event.y) {
menu.setLocation (event.x, event.y);
}
menu.setVisible (true);
}
return XPCOM.NS_OK;
}
/* nsIURIContentListener */
int OnStartURIOpen (int /*long*/ aURI, int /*long*/ retval) {
authCount = 0;
nsIURI location = new nsIURI (aURI);
int /*long*/ aSpec = XPCOM.nsEmbedCString_new ();
location.GetSpec (aSpec);
int length = XPCOM.nsEmbedCString_Length (aSpec);
int /*long*/ buffer = XPCOM.nsEmbedCString_get (aSpec);
buffer = XPCOM.nsEmbedCString_get (aSpec);
byte[] dest = new byte[length];
XPCOM.memmove (dest, buffer, length);
XPCOM.nsEmbedCString_delete (aSpec);
String value = new String (dest);
boolean doit = true;
if (request == 0) {
/*
* listeners should not be notified of internal transitions like "javascript:..."
* because this is an implementation side-effect, not a true navigate
*/
if (!value.startsWith (PREFIX_JAVASCRIPT)) {
if (locationListeners.length > 0) {
LocationEvent event = new LocationEvent (browser);
event.display = browser.getDisplay();
event.widget = browser;
event.location = value;
/*
* If the URI indicates that the page is being rendered from memory
* (via setText()) then set it to about:blank to be consistent with IE.
*/
if (event.location.equals (URI_FROMMEMORY)) event.location = ABOUT_BLANK;
event.doit = doit;
for (int i = 0; i < locationListeners.length; i++) {
locationListeners[i].changing (event);
}
doit = event.doit && !browser.isDisposed();
}
if (doit) {
if (jsEnabledChanged) {
jsEnabledChanged = false;
int /*long*/[] result = new int /*long*/[1];
int rc = webBrowser.QueryInterface (nsIWebBrowserSetup.NS_IWEBBROWSERSETUP_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIWebBrowserSetup setup = new nsIWebBrowserSetup (result[0]);
result[0] = 0;
rc = setup.SetProperty (nsIWebBrowserSetup.SETUP_ALLOW_JAVASCRIPT, jsEnabled ? 1 : 0);
if (rc != XPCOM.NS_OK) error (rc);
setup.Release ();
}
lastNavigateURL = value;
}
}
}
XPCOM.memmove (retval, new int[] {doit ? 0 : 1}, 4); /* PRBool */
return XPCOM.NS_OK;
}
int DoContent (int /*long*/ aContentType, int aIsContentPreferred, int /*long*/ aRequest, int /*long*/ aContentHandler, int /*long*/ retval) {
return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
}
int IsPreferred (int /*long*/ aContentType, int /*long*/ aDesiredContentType, int /*long*/ retval) {
boolean preferred = false;
int size = XPCOM.strlen (aContentType);
if (size > 0) {
byte[] typeBytes = new byte[size + 1];
XPCOM.memmove (typeBytes, aContentType, size);
String contentType = new String (typeBytes, 0, size);
/* do not attempt to handle known problematic content types */
if (!contentType.equals (XPCOM.CONTENT_MAYBETEXT) && !contentType.equals (XPCOM.CONTENT_MULTIPART)) {
/* determine whether browser can handle the content type */
int /*long*/[] result = new int /*long*/[1];
int rc = XPCOM.NS_GetServiceManager (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIServiceManager serviceManager = new nsIServiceManager (result[0]);
result[0] = 0;
/* First try to use the nsIWebNavigationInfo if it's available (>= mozilla 1.8) */
byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_WEBNAVIGATIONINFO_CONTRACTID, true);
rc = serviceManager.GetServiceByContractID (aContractID, nsIWebNavigationInfo.NS_IWEBNAVIGATIONINFO_IID, result);
if (rc == XPCOM.NS_OK) {
byte[] bytes = MozillaDelegate.wcsToMbcs (null, contentType, true);
int /*long*/ typePtr = XPCOM.nsEmbedCString_new (bytes, bytes.length);
nsIWebNavigationInfo info = new nsIWebNavigationInfo (result[0]);
result[0] = 0;
int[] isSupportedResult = new int[1]; /* PRUint32 */
rc = info.IsTypeSupported (typePtr, 0, isSupportedResult);
if (rc != XPCOM.NS_OK) error (rc);
info.Release ();
XPCOM.nsEmbedCString_delete (typePtr);
preferred = isSupportedResult[0] != 0;
} else {
/* nsIWebNavigationInfo is not available, so do the type lookup */
result[0] = 0;
rc = serviceManager.GetService (XPCOM.NS_CATEGORYMANAGER_CID, nsICategoryManager.NS_ICATEGORYMANAGER_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsICategoryManager categoryManager = new nsICategoryManager (result[0]);
result[0] = 0;
byte[] categoryBytes = MozillaDelegate.wcsToMbcs (null, "Gecko-Content-Viewers", true); //$NON-NLS-1$
rc = categoryManager.GetCategoryEntry (categoryBytes, typeBytes, result);
categoryManager.Release ();
/* if no viewer for the content type is registered then rc == XPCOM.NS_ERROR_NOT_AVAILABLE */
preferred = rc == XPCOM.NS_OK;
}
serviceManager.Release ();
}
}
XPCOM.memmove(retval, new int[] {preferred ? 1 : 0}, 4); /* PRBool */
if (preferred) {
XPCOM.memmove (aDesiredContentType, new int /*long*/[] {0}, C.PTR_SIZEOF);
}
return XPCOM.NS_OK;
}
int CanHandleContent (int /*long*/ aContentType, int aIsContentPreferred, int /*long*/ aDesiredContentType, int /*long*/ retval) {
return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
}
int GetLoadCookie (int /*long*/ aLoadCookie) {
return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
}
int SetLoadCookie (int /*long*/ aLoadCookie) {
return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
}
int GetParentContentListener (int /*long*/ aParentContentListener) {
return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
}
int SetParentContentListener (int /*long*/ aParentContentListener) {
return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
}
/* nsITooltipListener */
int OnShowTooltip (int aXCoords, int aYCoords, int /*long*/ aTipText) {
int length = XPCOM.strlen_PRUnichar (aTipText);
char[] dest = new char[length];
XPCOM.memmove (dest, aTipText, length * 2);
String text = new String (dest);
if (tip != null && !tip.isDisposed ()) tip.dispose ();
Display display = browser.getDisplay ();
Shell parent = browser.getShell ();
tip = new Shell (parent, SWT.ON_TOP);
tip.setLayout (new FillLayout());
Label label = new Label (tip, SWT.CENTER);
label.setForeground (display.getSystemColor (SWT.COLOR_INFO_FOREGROUND));
label.setBackground (display.getSystemColor (SWT.COLOR_INFO_BACKGROUND));
label.setText (text);
/*
* Bug in Mozilla embedded API. Tooltip coordinates are wrong for
* elements inside an inline frame (IFrame tag). The workaround is
* to position the tooltip based on the mouse cursor location.
*/
Point point = display.getCursorLocation ();
/* Assuming cursor is 21x21 because this is the size of
* the arrow cursor on Windows
*/
point.y += 21;
tip.setLocation (point);
tip.pack ();
tip.setVisible (true);
return XPCOM.NS_OK;
}
int OnHideTooltip () {
if (tip != null && !tip.isDisposed ()) tip.dispose ();
tip = null;
return XPCOM.NS_OK;
}
/* nsIDOMEventListener */
int HandleEvent (int /*long*/ event) {
nsIDOMEvent domEvent = new nsIDOMEvent (event);
int /*long*/ type = XPCOM.nsEmbedString_new ();
int rc = domEvent.GetType (type);
if (rc != XPCOM.NS_OK) error (rc);
int length = XPCOM.nsEmbedString_Length (type);
int /*long*/ buffer = XPCOM.nsEmbedString_get (type);
char[] chars = new char[length];
XPCOM.memmove (chars, buffer, length * 2);
String typeString = new String (chars);
XPCOM.nsEmbedString_delete (type);
if (XPCOM.DOMEVENT_UNLOAD.equals (typeString)) {
int /*long*/[] result = new int /*long*/[1];
rc = domEvent.GetCurrentTarget (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIDOMEventTarget target = new nsIDOMEventTarget (result[0]);
unhookDOMListeners (target);
target.Release ();
return XPCOM.NS_OK;
}
if (XPCOM.DOMEVENT_FOCUS.equals (typeString)) {
delegate.handleFocus ();
return XPCOM.NS_OK;
}
if (XPCOM.DOMEVENT_KEYDOWN.equals (typeString)) {
int /*long*/[] result = new int /*long*/[1];
rc = domEvent.QueryInterface (nsIDOMKeyEvent.NS_IDOMKEYEVENT_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIDOMKeyEvent domKeyEvent = new nsIDOMKeyEvent (result[0]);
result[0] = 0;
int[] aKeyCode = new int[1]; /* PRUint32 */
rc = domKeyEvent.GetKeyCode (aKeyCode);
if (rc != XPCOM.NS_OK) error (rc);
int keyCode = translateKey (aKeyCode[0]);
/*
* if keyCode == lastKeyCode then either a repeating key like Shift
* is being held or a key for which key events are not sent has been
* pressed. In both of these cases a KeyDown should not be sent.
*/
if (keyCode != lastKeyCode) {
lastKeyCode = keyCode;
switch (keyCode) {
case SWT.SHIFT:
case SWT.CONTROL:
case SWT.ALT:
case SWT.CAPS_LOCK:
case SWT.NUM_LOCK:
case SWT.SCROLL_LOCK:
case SWT.COMMAND: {
/* keypress events will not be received for these keys, so send KeyDowns for them now */
int[] aAltKey = new int[1], aCtrlKey = new int[1], aShiftKey = new int[1], aMetaKey = new int[1]; /* PRBool */
rc = domKeyEvent.GetAltKey (aAltKey);
if (rc != XPCOM.NS_OK) error (rc);
rc = domKeyEvent.GetCtrlKey (aCtrlKey);
if (rc != XPCOM.NS_OK) error (rc);
rc = domKeyEvent.GetShiftKey (aShiftKey);
if (rc != XPCOM.NS_OK) error (rc);
rc = domKeyEvent.GetMetaKey (aMetaKey);
if (rc != XPCOM.NS_OK) error (rc);
Event keyEvent = new Event ();
keyEvent.widget = browser;
keyEvent.type = SWT.KeyDown;
keyEvent.keyCode = keyCode;
keyEvent.stateMask = (aAltKey[0] != 0 ? SWT.ALT : 0) | (aCtrlKey[0] != 0 ? SWT.CTRL : 0) | (aShiftKey[0] != 0 ? SWT.SHIFT : 0) | (aMetaKey[0] != 0 ? SWT.COMMAND : 0);
keyEvent.stateMask &= ~keyCode; /* remove current keydown if it's a state key */
browser.notifyListeners (keyEvent.type, keyEvent);
if (!keyEvent.doit || browser.isDisposed ()) {
domEvent.PreventDefault ();
}
break;
}
default: {
/*
* If the keydown has Meta (but not Meta+Ctrl) as a modifier then send a KeyDown event for it here
* because a corresponding keypress event will not be received for it from the DOM. If the keydown
* does not have Meta as a modifier, or has Meta+Ctrl as a modifier, then then do nothing here
* because its KeyDown event will be sent from the keypress listener.
*/
int[] aMetaKey = new int[1]; /* PRBool */
rc = domKeyEvent.GetMetaKey (aMetaKey);
if (rc != XPCOM.NS_OK) error (rc);
if (aMetaKey[0] != 0) {
int[] aCtrlKey = new int[1]; /* PRBool */
rc = domKeyEvent.GetCtrlKey (aCtrlKey);
if (rc != XPCOM.NS_OK) error (rc);
if (aCtrlKey[0] == 0) {
int[] aAltKey = new int[1], aShiftKey = new int[1]; /* PRBool */
rc = domKeyEvent.GetAltKey (aAltKey);
if (rc != XPCOM.NS_OK) error (rc);
rc = domKeyEvent.GetShiftKey (aShiftKey);
if (rc != XPCOM.NS_OK) error (rc);
Event keyEvent = new Event ();
keyEvent.widget = browser;
keyEvent.type = SWT.KeyDown;
keyEvent.keyCode = lastKeyCode;
keyEvent.stateMask = (aAltKey[0] != 0 ? SWT.ALT : 0) | (aCtrlKey[0] != 0? SWT.CTRL : 0) | (aShiftKey[0] != 0? SWT.SHIFT : 0) | (aMetaKey[0] != 0? SWT.COMMAND : 0);
browser.notifyListeners (keyEvent.type, keyEvent);
if (!keyEvent.doit || browser.isDisposed ()) {
domEvent.PreventDefault ();
}
}
}
}
}
}
domKeyEvent.Release ();
return XPCOM.NS_OK;
}
if (XPCOM.DOMEVENT_KEYPRESS.equals (typeString)) {
/*
* if keydown could not determine a keycode for this key then it's a
* key for which key events are not sent (eg.- the Windows key)
*/
if (lastKeyCode == 0) return XPCOM.NS_OK;
/*
* On linux only, unexpected keypress events are received for some
* modifier keys. The workaround is to ignore these events since
* KeyDown events are sent for these keys in the keydown listener.
*/
switch (lastKeyCode) {
case SWT.CAPS_LOCK:
case SWT.NUM_LOCK:
case SWT.SCROLL_LOCK: return XPCOM.NS_OK;
}
int /*long*/[] result = new int /*long*/[1];
rc = domEvent.QueryInterface (nsIDOMKeyEvent.NS_IDOMKEYEVENT_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIDOMKeyEvent domKeyEvent = new nsIDOMKeyEvent (result[0]);
result[0] = 0;
int[] aAltKey = new int[1], aCtrlKey = new int[1], aShiftKey = new int[1], aMetaKey = new int[1]; /* PRBool */
rc = domKeyEvent.GetAltKey (aAltKey);
if (rc != XPCOM.NS_OK) error (rc);
rc = domKeyEvent.GetCtrlKey (aCtrlKey);
if (rc != XPCOM.NS_OK) error (rc);
rc = domKeyEvent.GetShiftKey (aShiftKey);
if (rc != XPCOM.NS_OK) error (rc);
rc = domKeyEvent.GetMetaKey (aMetaKey);
if (rc != XPCOM.NS_OK) error (rc);
domKeyEvent.Release ();
int[] aCharCode = new int[1]; /* PRUint32 */
rc = domKeyEvent.GetCharCode (aCharCode);
if (rc != XPCOM.NS_OK) error (rc);
lastCharCode = aCharCode[0];
if (lastCharCode == 0) {
switch (lastKeyCode) {
case SWT.TAB: lastCharCode = SWT.TAB; break;
case SWT.CR: lastCharCode = SWT.CR; break;
case SWT.BS: lastCharCode = SWT.BS; break;
case SWT.ESC: lastCharCode = SWT.ESC; break;
case SWT.DEL: lastCharCode = SWT.DEL; break;
}
}
if (aCtrlKey[0] != 0 && (0 <= lastCharCode && lastCharCode <= 0x7F)) {
if ('a' <= lastCharCode && lastCharCode <= 'z') lastCharCode -= 'a' - 'A';
if (64 <= lastCharCode && lastCharCode <= 95) lastCharCode -= 64;
}
Event keyEvent = new Event ();
keyEvent.widget = browser;
keyEvent.type = SWT.KeyDown;
keyEvent.keyCode = lastKeyCode;
keyEvent.character = (char)lastCharCode;
keyEvent.stateMask = (aAltKey[0] != 0 ? SWT.ALT : 0) | (aCtrlKey[0] != 0 ? SWT.CTRL : 0) | (aShiftKey[0] != 0 ? SWT.SHIFT : 0) | (aMetaKey[0] != 0 ? SWT.COMMAND : 0);
browser.notifyListeners (keyEvent.type, keyEvent);
if (!keyEvent.doit || browser.isDisposed ()) {
domEvent.PreventDefault ();
}
return XPCOM.NS_OK;
}
if (XPCOM.DOMEVENT_KEYUP.equals (typeString)) {
int /*long*/[] result = new int /*long*/[1];
rc = domEvent.QueryInterface (nsIDOMKeyEvent.NS_IDOMKEYEVENT_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIDOMKeyEvent domKeyEvent = new nsIDOMKeyEvent (result[0]);
result[0] = 0;
int[] aKeyCode = new int[1]; /* PRUint32 */
rc = domKeyEvent.GetKeyCode (aKeyCode);
if (rc != XPCOM.NS_OK) error (rc);
int keyCode = translateKey (aKeyCode[0]);
if (keyCode == 0) {
/* indicates a key for which key events are not sent */
domKeyEvent.Release ();
return XPCOM.NS_OK;
}
if (keyCode != lastKeyCode) {
/* keyup does not correspond to the last keydown */
lastKeyCode = keyCode;
lastCharCode = 0;
}
int[] aAltKey = new int[1], aCtrlKey = new int[1], aShiftKey = new int[1], aMetaKey = new int[1]; /* PRBool */
rc = domKeyEvent.GetAltKey (aAltKey);
if (rc != XPCOM.NS_OK) error (rc);
rc = domKeyEvent.GetCtrlKey (aCtrlKey);
if (rc != XPCOM.NS_OK) error (rc);
rc = domKeyEvent.GetShiftKey (aShiftKey);
if (rc != XPCOM.NS_OK) error (rc);
rc = domKeyEvent.GetMetaKey (aMetaKey);
if (rc != XPCOM.NS_OK) error (rc);
domKeyEvent.Release ();
Event keyEvent = new Event ();
keyEvent.widget = browser;
keyEvent.type = SWT.KeyUp;
keyEvent.keyCode = lastKeyCode;
keyEvent.character = (char)lastCharCode;
keyEvent.stateMask = (aAltKey[0] != 0 ? SWT.ALT : 0) | (aCtrlKey[0] != 0 ? SWT.CTRL : 0) | (aShiftKey[0] != 0 ? SWT.SHIFT : 0) | (aMetaKey[0] != 0 ? SWT.COMMAND : 0);
switch (lastKeyCode) {
case SWT.SHIFT:
case SWT.CONTROL:
case SWT.ALT:
case SWT.COMMAND: {
keyEvent.stateMask |= lastKeyCode;
}
}
browser.notifyListeners (keyEvent.type, keyEvent);
if (!keyEvent.doit || browser.isDisposed ()) {
domEvent.PreventDefault ();
}
lastKeyCode = lastCharCode = 0;
return XPCOM.NS_OK;
}
/* mouse event */
int /*long*/[] result = new int /*long*/[1];
rc = domEvent.QueryInterface (nsIDOMMouseEvent.NS_IDOMMOUSEEVENT_IID, result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] == 0) error (XPCOM.NS_NOINTERFACE);
nsIDOMMouseEvent domMouseEvent = new nsIDOMMouseEvent (result[0]);
result[0] = 0;
/*
* MouseOver and MouseOut events are fired any time the mouse enters or exits
* any element within the Browser. To ensure that SWT events are only
* fired for mouse movements into or out of the Browser, do not fire an
* event if the element being exited (on MouseOver) or entered (on MouseExit)
* is within the Browser.
*/
if (XPCOM.DOMEVENT_MOUSEOVER.equals (typeString) || XPCOM.DOMEVENT_MOUSEOUT.equals (typeString)) {
rc = domMouseEvent.GetRelatedTarget (result);
if (rc != XPCOM.NS_OK) error (rc);
if (result[0] != 0) {
domMouseEvent.Release ();
return XPCOM.NS_OK;
}
}
int[] aClientX = new int[1], aClientY = new int[1], aDetail = new int[1]; /* PRInt32 */
rc = domMouseEvent.GetClientX (aClientX);
if (rc != XPCOM.NS_OK) error (rc);
rc = domMouseEvent.GetClientY (aClientY);
if (rc != XPCOM.NS_OK) error (rc);
rc = domMouseEvent.GetDetail (aDetail);
if (rc != XPCOM.NS_OK) error (rc);
short[] aButton = new short[1]; /* PRUint16 */
rc = domMouseEvent.GetButton (aButton);
if (rc != XPCOM.NS_OK) error (rc);
int[] aAltKey = new int[1], aCtrlKey = new int[1], aShiftKey = new int[1], aMetaKey = new int[1]; /* PRBool */
rc = domMouseEvent.GetAltKey (aAltKey);
if (rc != XPCOM.NS_OK) error (rc);
rc = domMouseEvent.GetCtrlKey (aCtrlKey);
if (rc != XPCOM.NS_OK) error (rc);
rc = domMouseEvent.GetShiftKey (aShiftKey);
if (rc != XPCOM.NS_OK) error (rc);
rc = domMouseEvent.GetMetaKey (aMetaKey);
if (rc != XPCOM.NS_OK) error (rc);
domMouseEvent.Release ();
Event mouseEvent = new Event ();
mouseEvent.widget = browser;
mouseEvent.x = aClientX[0]; mouseEvent.y = aClientY[0];
mouseEvent.stateMask = (aAltKey[0] != 0 ? SWT.ALT : 0) | (aCtrlKey[0] != 0 ? SWT.CTRL : 0) | (aShiftKey[0] != 0 ? SWT.SHIFT : 0) | (aMetaKey[0] != 0 ? SWT.COMMAND : 0);
if (XPCOM.DOMEVENT_MOUSEDOWN.equals (typeString)) {
delegate.handleMouseDown ();
mouseEvent.type = SWT.MouseDown;
mouseEvent.button = aButton[0] + 1;
mouseEvent.count = aDetail[0];
} else if (XPCOM.DOMEVENT_MOUSEUP.equals (typeString)) {
/*
* Bug on OSX. For some reason multiple mouseup events come from the DOM
* when button 3 is released on OSX. The first of these events has a count
* detail and the others do not. The workaround is to not fire received
* button 3 mouseup events that do not have a count since mouse events
* without a click count are not valid.
*/
int button = aButton[0] + 1;
int count = aDetail[0];
if (count == 0 && button == 3) return XPCOM.NS_OK;
mouseEvent.type = SWT.MouseUp;
mouseEvent.button = button;
mouseEvent.count = count;
} else if (XPCOM.DOMEVENT_MOUSEMOVE.equals (typeString)) {
mouseEvent.type = SWT.MouseMove;
} else if (XPCOM.DOMEVENT_MOUSEWHEEL.equals (typeString)) {
mouseEvent.type = SWT.MouseWheel;
mouseEvent.count = -aDetail[0];
} else if (XPCOM.DOMEVENT_MOUSEOVER.equals (typeString)) {
mouseEvent.type = SWT.MouseEnter;
} else if (XPCOM.DOMEVENT_MOUSEOUT.equals (typeString)) {
mouseEvent.type = SWT.MouseExit;
} else if (XPCOM.DOMEVENT_MOUSEDRAG.equals (typeString)) {
mouseEvent.type = SWT.DragDetect;
mouseEvent.button = aButton[0] + 1;
switch (mouseEvent.button) {
case 1: mouseEvent.stateMask |= SWT.BUTTON1; break;
case 2: mouseEvent.stateMask |= SWT.BUTTON2; break;
case 3: mouseEvent.stateMask |= SWT.BUTTON3; break;
case 4: mouseEvent.stateMask |= SWT.BUTTON4; break;
case 5: mouseEvent.stateMask |= SWT.BUTTON5; break;
}
}
browser.notifyListeners (mouseEvent.type, mouseEvent);
if (browser.isDisposed ()) return XPCOM.NS_OK;
if (aDetail[0] == 2 && XPCOM.DOMEVENT_MOUSEDOWN.equals (typeString)) {
mouseEvent = new Event ();
mouseEvent.widget = browser;
mouseEvent.x = aClientX[0]; mouseEvent.y = aClientY[0];
mouseEvent.stateMask = (aAltKey[0] != 0 ? SWT.ALT : 0) | (aCtrlKey[0] != 0 ? SWT.CTRL : 0) | (aShiftKey[0] != 0 ? SWT.SHIFT : 0) | (aMetaKey[0] != 0 ? SWT.COMMAND : 0);
mouseEvent.type = SWT.MouseDoubleClick;
mouseEvent.button = aButton[0] + 1;
mouseEvent.count = aDetail[0];
browser.notifyListeners (mouseEvent.type, mouseEvent);
}
return XPCOM.NS_OK;
}
}