| /******************************************************************************* |
| * Copyright (c) 2003, 2008 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 org.eclipse.swt.SWT; |
| import org.eclipse.swt.internal.*; |
| import org.eclipse.swt.internal.mozilla.*; |
| import org.eclipse.swt.layout.*; |
| import org.eclipse.swt.widgets.*; |
| |
| /** |
| * This class implements the nsIDownload interface for mozilla |
| * versions 1.4 - 1.7.x. For mozilla version 1.8.x this interface |
| * is implemented by class nsIDownload_1_8. Later versions of |
| * mozilla do not need to call this interface. |
| */ |
| class Download { |
| XPCOMObject supports; |
| XPCOMObject download; |
| XPCOMObject progressDialog; |
| XPCOMObject webProgressListener; |
| nsIHelperAppLauncher helperAppLauncher; |
| int refCount = 0; |
| |
| Shell shell; |
| Label status; |
| Button cancel; |
| |
| Download () { |
| createCOMInterfaces (); |
| } |
| |
| int AddRef () { |
| refCount++; |
| return refCount; |
| } |
| |
| 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 ();} |
| }; |
| |
| download = new XPCOMObject (new int[] {2, 0, 0, 7, 1, 1, 1, 1, 1, 1, 2, 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 Init (args[0], args[1], args[2], args[3], args[4], args[5], args[6]);} |
| public int /*long*/ method4 (int /*long*/[] args) {return GetSource (args[0]);} |
| public int /*long*/ method5 (int /*long*/[] args) {return GetTarget (args[0]);} |
| public int /*long*/ method6 (int /*long*/[] args) {return GetPersist (args[0]);} |
| public int /*long*/ method7 (int /*long*/[] args) {return GetPercentComplete (args[0]);} |
| public int /*long*/ method8 (int /*long*/[] args) {return GetDisplayName (args[0]);} |
| public int /*long*/ method9 (int /*long*/[] args) {return SetDisplayName (args[0]);} |
| public int /*long*/ method10 (int /*long*/[] args) {return GetStartTime (args[0]);} |
| public int /*long*/ method11 (int /*long*/[] args) {return GetMIMEInfo (args[0]);} |
| public int /*long*/ method12 (int /*long*/[] args) {return GetListener (args[0]);} |
| public int /*long*/ method13 (int /*long*/[] args) {return SetListener (args[0]);} |
| public int /*long*/ method14 (int /*long*/[] args) {return GetObserver (args[0]);} |
| public int /*long*/ method15 (int /*long*/[] args) {return SetObserver (args[0]);} |
| }; |
| |
| progressDialog = new XPCOMObject (new int[] {2, 0, 0, 7, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 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 Init (args[0], args[1], args[2], args[3], args[4], args[5], args[6]);} |
| public int /*long*/ method4 (int /*long*/[] args) {return GetSource (args[0]);} |
| public int /*long*/ method5 (int /*long*/[] args) {return GetTarget (args[0]);} |
| public int /*long*/ method6 (int /*long*/[] args) {return GetPersist (args[0]);} |
| public int /*long*/ method7 (int /*long*/[] args) {return GetPercentComplete (args[0]);} |
| public int /*long*/ method8 (int /*long*/[] args) {return GetDisplayName (args[0]);} |
| public int /*long*/ method9 (int /*long*/[] args) {return SetDisplayName (args[0]);} |
| public int /*long*/ method10 (int /*long*/[] args) {return GetStartTime (args[0]);} |
| public int /*long*/ method11 (int /*long*/[] args) {return GetMIMEInfo (args[0]);} |
| public int /*long*/ method12 (int /*long*/[] args) {return GetListener (args[0]);} |
| public int /*long*/ method13 (int /*long*/[] args) {return SetListener (args[0]);} |
| public int /*long*/ method14 (int /*long*/[] args) {return GetObserver (args[0]);} |
| public int /*long*/ method15 (int /*long*/[] args) {return SetObserver (args[0]);} |
| public int /*long*/ method16 (int /*long*/[] args) {return Open (args[0]);} |
| public int /*long*/ method17 (int /*long*/[] args) {return GetCancelDownloadOnClose (args[0]);} |
| public int /*long*/ method18 (int /*long*/[] args) {return SetCancelDownloadOnClose ((int)/*64*/args[0]);} |
| public int /*long*/ method19 (int /*long*/[] args) {return GetDialog (args[0]);} |
| public int /*long*/ method20 (int /*long*/[] args) {return SetDialog (args[0]);} |
| }; |
| |
| 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]);} |
| }; |
| } |
| |
| void disposeCOMInterfaces () { |
| if (supports != null) { |
| supports.dispose (); |
| supports = null; |
| } |
| if (download != null) { |
| download.dispose (); |
| download = null; |
| } |
| if (progressDialog != null) { |
| progressDialog.dispose (); |
| progressDialog = null; |
| } |
| if (webProgressListener != null) { |
| webProgressListener.dispose (); |
| webProgressListener = null; |
| } |
| } |
| |
| int /*long*/ getAddress () { |
| return progressDialog.getAddress (); |
| } |
| |
| 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 (nsIDownload.NS_IDOWNLOAD_IID)) { |
| XPCOM.memmove (ppvObject, new int /*long*/[] {download.getAddress ()}, C.PTR_SIZEOF); |
| AddRef(); |
| return XPCOM.NS_OK; |
| } |
| if (guid.Equals (nsIProgressDialog.NS_IPROGRESSDIALOG_IID)) { |
| XPCOM.memmove (ppvObject, new int /*long*/[] {progressDialog.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; |
| } |
| XPCOM.memmove (ppvObject, new int /*long*/[] {0}, C.PTR_SIZEOF); |
| return XPCOM.NS_ERROR_NO_INTERFACE; |
| } |
| |
| int Release () { |
| refCount--; |
| if (refCount == 0) disposeCOMInterfaces (); |
| return refCount; |
| } |
| |
| /* nsIDownload */ |
| |
| /* Note. The argument startTime is defined as a PRInt64. This translates into two java ints. */ |
| int Init (int /*long*/ aSource, int /*long*/ aTarget, int /*long*/ aDisplayName, int /*long*/ aMIMEInfo, int /*long*/ startTime1, int /*long*/ startTime2, int /*long*/ aPersist) { |
| nsIURI source = new nsIURI (aSource); |
| int /*long*/ aSpec = XPCOM.nsEmbedCString_new (); |
| int rc = source.GetHost (aSpec); |
| if (rc != XPCOM.NS_OK) Mozilla.error (rc); |
| 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 1.7 the second argument of the nsIDownload interface's |
| * Init function changed from nsILocalFile to nsIURI. Detect which of |
| * these interfaces the second argument implements and act accordingly. |
| */ |
| String filename = null; |
| nsISupports supports = new nsISupports (aTarget); |
| int /*long*/[] result = new int /*long*/[1]; |
| rc = supports.QueryInterface (nsIURI.NS_IURI_IID, result); |
| if (rc == XPCOM.NS_OK) { /* >= 1.7 */ |
| nsIURI target = new nsIURI (result[0]); |
| result[0] = 0; |
| int /*long*/ aPath = XPCOM.nsEmbedCString_new (); |
| rc = target.GetPath (aPath); |
| if (rc != XPCOM.NS_OK) Mozilla.error (rc); |
| length = XPCOM.nsEmbedCString_Length (aPath); |
| buffer = XPCOM.nsEmbedCString_get (aPath); |
| dest = new byte[length]; |
| XPCOM.memmove (dest, buffer, length); |
| XPCOM.nsEmbedCString_delete (aPath); |
| filename = new String (dest); |
| int separator = filename.lastIndexOf (System.getProperty ("file.separator")); //$NON-NLS-1$ |
| filename = filename.substring (separator + 1); |
| target.Release (); |
| } else { /* < 1.7 */ |
| nsILocalFile target = new nsILocalFile (aTarget); |
| int /*long*/ aNativeTarget = XPCOM.nsEmbedCString_new (); |
| rc = target.GetNativeLeafName (aNativeTarget); |
| if (rc != XPCOM.NS_OK) Mozilla.error (rc); |
| length = XPCOM.nsEmbedCString_Length (aNativeTarget); |
| buffer = XPCOM.nsEmbedCString_get (aNativeTarget); |
| dest = new byte[length]; |
| XPCOM.memmove (dest, buffer, length); |
| XPCOM.nsEmbedCString_delete (aNativeTarget); |
| filename = new String (dest); |
| } |
| |
| Listener listener = new Listener () { |
| public void handleEvent (Event event) { |
| if (event.widget == cancel) { |
| shell.close (); |
| } |
| if (helperAppLauncher != null) { |
| helperAppLauncher.Cancel (); |
| helperAppLauncher.Release (); |
| } |
| shell = null; |
| helperAppLauncher = null; |
| } |
| }; |
| shell = new Shell (SWT.DIALOG_TRIM); |
| String msg = Compatibility.getMessage ("SWT_Download_File", new Object[] {filename}); //$NON-NLS-1$ |
| shell.setText (msg); |
| GridLayout gridLayout = new GridLayout (); |
| gridLayout.marginHeight = 15; |
| gridLayout.marginWidth = 15; |
| gridLayout.verticalSpacing = 20; |
| shell.setLayout(gridLayout); |
| msg = Compatibility.getMessage ("SWT_Download_Location", new Object[] {filename, url}); //$NON-NLS-1$ |
| new Label (shell, SWT.SIMPLE).setText (msg); |
| status = new Label (shell, SWT.SIMPLE); |
| msg = Compatibility.getMessage ("SWT_Download_Started"); //$NON-NLS-1$ |
| status.setText (msg); |
| GridData data = new GridData (); |
| data.grabExcessHorizontalSpace = true; |
| data.grabExcessVerticalSpace = true; |
| status.setLayoutData (data); |
| |
| cancel = new Button (shell, SWT.PUSH); |
| cancel.setText (SWT.getMessage ("SWT_Cancel")); //$NON-NLS-1$ |
| data = new GridData (); |
| data.horizontalAlignment = GridData.CENTER; |
| cancel.setLayoutData (data); |
| cancel.addListener (SWT.Selection, listener); |
| shell.addListener (SWT.Close, listener); |
| shell.pack (); |
| shell.open (); |
| return XPCOM.NS_OK; |
| } |
| |
| int GetSource (int /*long*/ aSource) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int GetTarget (int /*long*/ aTarget) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int GetPersist (int /*long*/ aPersist) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int GetPercentComplete (int /*long*/ aPercentComplete) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int GetDisplayName (int /*long*/ aDisplayName) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int SetDisplayName (int /*long*/ aDisplayName) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int GetStartTime (int /*long*/ aStartTime) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int GetMIMEInfo (int /*long*/ aMIMEInfo) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int GetListener (int /*long*/ aListener) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int SetListener (int /*long*/ aListener) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int GetObserver (int /*long*/ aObserver) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int SetObserver (int /*long*/ aObserver) { |
| if (aObserver != 0) { |
| nsISupports supports = new nsISupports (aObserver); |
| int /*long*/[] result = new int /*long*/[1]; |
| int rc = supports.QueryInterface (nsIHelperAppLauncher.NS_IHELPERAPPLAUNCHER_IID, result); |
| if (rc != XPCOM.NS_OK) Mozilla.error (rc); |
| if (result[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE); |
| helperAppLauncher = new nsIHelperAppLauncher (result[0]); |
| } |
| return XPCOM.NS_OK; |
| } |
| |
| /* nsIProgressDialog */ |
| int Open (int /*long*/ aParent) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int GetCancelDownloadOnClose (int /*long*/ aCancelDownloadOnClose) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int SetCancelDownloadOnClose (int aCancelDownloadOnClose) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int GetDialog (int /*long*/ aDialog) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| int SetDialog (int /*long*/ aDialog) { |
| return XPCOM.NS_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| /* nsIWebProgressListener */ |
| |
| int OnStateChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int aStateFlags, int aStatus) { |
| if ((aStateFlags & nsIWebProgressListener.STATE_STOP) != 0) { |
| if (helperAppLauncher != null) helperAppLauncher.Release (); |
| helperAppLauncher = null; |
| if (shell != null && !shell.isDisposed ()) shell.dispose (); |
| shell = null; |
| } |
| return XPCOM.NS_OK; |
| } |
| |
| int OnProgressChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int aCurSelfProgress, int aMaxSelfProgress, int aCurTotalProgress, int aMaxTotalProgress) { |
| int currentKBytes = aCurTotalProgress / 1024; |
| int totalKBytes = aMaxTotalProgress / 1024; |
| if (shell != null && !shell.isDisposed ()) { |
| Object[] arguments = {new Integer (currentKBytes), new Integer (totalKBytes)}; |
| String statusMsg = Compatibility.getMessage ("SWT_Download_Status", arguments); //$NON-NLS-1$ |
| status.setText (statusMsg); |
| shell.layout (true); |
| shell.getDisplay ().update (); |
| } |
| return XPCOM.NS_OK; |
| } |
| |
| int OnLocationChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int /*long*/ aLocation) { |
| return XPCOM.NS_OK; |
| } |
| |
| int OnStatusChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int aStatus, int /*long*/ aMessage) { |
| return XPCOM.NS_OK; |
| } |
| |
| int OnSecurityChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int state) { |
| return XPCOM.NS_OK; |
| } |
| } |