| /******************************************************************************* |
| * Copyright (c) 2000, 2011 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.program; |
| |
| |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.graphics.*; |
| import org.eclipse.swt.internal.*; |
| import org.eclipse.swt.internal.gnome.*; |
| import org.eclipse.swt.internal.cde.*; |
| import org.eclipse.swt.internal.gtk.*; |
| import org.eclipse.swt.widgets.*; |
| |
| import java.io.*; |
| import java.util.*; |
| |
| /** |
| * Instances of this class represent programs and |
| * their associated file extensions in the operating |
| * system. |
| * |
| * @see <a href="http://www.eclipse.org/swt/snippets/#program">Program snippets</a> |
| * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> |
| */ |
| public final class Program { |
| String name; |
| String command; |
| String iconPath; |
| Display display; |
| |
| /* Gnome & GIO specific |
| * true if command expects a URI |
| * false if expects a path |
| */ |
| boolean gnomeExpectUri; |
| |
| static int /*long*/ modTime; |
| static Hashtable mimeTable; |
| |
| static int /*long*/ cdeShell; |
| |
| static final String[] CDE_ICON_EXT = { ".m.pm", ".l.pm", ".s.pm", ".t.pm" }; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ |
| static final String[] CDE_MASK_EXT = { ".m_m.bm", ".l_m.bm", ".s_m.bm", ".t_m.bm" }; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ |
| static final String DESKTOP_DATA = "Program_DESKTOP"; //$NON-NLS-1$ |
| static final String ICON_THEME_DATA = "Program_GNOME_ICON_THEME"; //$NON-NLS-1$ |
| static final String PREFIX_HTTP = "http://"; //$NON-NLS-1$ |
| static final String PREFIX_HTTPS = "https://"; //$NON-NLS-1$ |
| static final int DESKTOP_UNKNOWN = 0; |
| static final int DESKTOP_GNOME = 1; |
| static final int DESKTOP_GNOME_24 = 2; |
| static final int DESKTOP_GIO = 3; |
| static final int DESKTOP_CDE = 4; |
| static final int PREFERRED_ICON_SIZE = 16; |
| |
| /** |
| * Prevents uninitialized instances from being created outside the package. |
| */ |
| Program() { |
| } |
| |
| /* Determine the desktop for the given display. */ |
| static int getDesktop(final Display display) { |
| if (display == null) return DESKTOP_UNKNOWN; |
| Integer desktopValue = (Integer)display.getData(DESKTOP_DATA); |
| if (desktopValue != null) return desktopValue.intValue(); |
| int desktop = DESKTOP_UNKNOWN; |
| |
| /* Get the list of properties on the root window. */ |
| int /*long*/ xDisplay = OS.GDK_DISPLAY(); |
| int /*long*/ rootWindow = OS.XDefaultRootWindow(xDisplay); |
| int[] numProp = new int[1]; |
| int /*long*/ propList = OS.XListProperties(xDisplay, rootWindow, numProp); |
| int /*long*/ [] property = new int /*long*/ [numProp[0]]; |
| if (propList != 0) { |
| OS.memmove(property, propList, (property.length * OS.PTR_SIZEOF)); |
| OS.XFree(propList); |
| } |
| |
| /* |
| * Feature in Linux Desktop. There is currently no official way to |
| * determine whether the Gnome window manager or gnome-vfs is |
| * available. Earlier versions including Red Hat 9 and Suse 9 provide |
| * a documented Gnome specific property on the root window |
| * WIN_SUPPORTING_WM_CHECK. This property is no longer supported in newer |
| * versions such as Fedora Core 2. |
| * The workaround is to simply check that the window manager is a |
| * compliant one (property _NET_SUPPORTING_WM_CHECK) and to attempt to load |
| * our native library that depends on gnome-vfs. |
| * |
| * Note: GIO is used when available instead of gnome-vfs. |
| */ |
| if (desktop == DESKTOP_UNKNOWN) { |
| byte[] gnomeName = Converter.wcsToMbcs(null, "_NET_SUPPORTING_WM_CHECK", true); |
| int /*long*/ gnome = OS.XInternAtom(xDisplay, gnomeName, true); |
| if (gnome != OS.None) { |
| /* Check for the existence of libgio libraries first */ |
| byte[] buffer; |
| int flags = OS.RTLD_LAZY; |
| if (OS.IsAIX) { |
| buffer = Converter.wcsToMbcs(null, "libgio-2.0.a(libgio-2.0.so.0)", true); |
| flags |= OS.RTLD_MEMBER; |
| } else if (OS.IsHPUX) { |
| buffer = Converter.wcsToMbcs(null, "libgio-2.0.so", true); |
| } else { |
| buffer = Converter.wcsToMbcs(null, "libgio-2.0.so.0", true); |
| } |
| int /*long*/ libgio = OS.dlopen(buffer, flags); |
| if (libgio != 0) { |
| buffer = Converter.wcsToMbcs(null, "g_app_info_launch_default_for_uri", true); |
| int /*long*/ g_app_info_launch_default_for_uri = OS.dlsym(libgio, buffer); |
| if (g_app_info_launch_default_for_uri != 0) { |
| desktop = DESKTOP_GIO; |
| } |
| OS.dlclose(libgio); |
| } |
| |
| if (desktop == DESKTOP_UNKNOWN && (OS.GTK_VERSION >= OS.VERSION (2, 2, 0)) && gnome_init()) { |
| desktop = DESKTOP_GNOME; |
| int /*long*/ icon_theme = GNOME.gnome_icon_theme_new(); |
| display.setData(ICON_THEME_DATA, new LONG(icon_theme)); |
| display.addListener(SWT.Dispose, new Listener() { |
| public void handleEvent(Event event) { |
| LONG gnomeIconTheme = (LONG)display.getData(ICON_THEME_DATA); |
| if (gnomeIconTheme == null) return; |
| display.setData(ICON_THEME_DATA, null); |
| /* |
| * Note. gnome_icon_theme_new uses g_object_new to allocate the |
| * data it returns. Use g_object_unref to free the pointer it returns. |
| */ |
| if (gnomeIconTheme.value != 0) OS.g_object_unref(gnomeIconTheme.value); |
| } |
| }); |
| /* Check for libgnomevfs-2 version 2.4 */ |
| buffer = Converter.wcsToMbcs(null, "libgnomevfs-2.so.0", true); |
| int /*long*/ libgnomevfs = OS.dlopen(buffer, OS.RTLD_LAZY); |
| if (libgnomevfs != 0) { |
| buffer = Converter.wcsToMbcs(null, "gnome_vfs_url_show", true); |
| int /*long*/ gnome_vfs_url_show = OS.dlsym(libgnomevfs, buffer); |
| if (gnome_vfs_url_show != 0) { |
| desktop = DESKTOP_GNOME_24; |
| } |
| OS.dlclose(libgnomevfs); |
| } |
| } |
| } |
| } |
| |
| /* |
| * On CDE, the atom below may exist without DTWM running. If the atom |
| * below is defined, the CDE database exists and the available |
| * applications can be queried. |
| */ |
| if (desktop == DESKTOP_UNKNOWN) { |
| byte[] cdeName = Converter.wcsToMbcs(null, "_DT_SM_PREFERENCES", true); |
| int /*long*/ cde = OS.XInternAtom(xDisplay, cdeName, true); |
| for (int index = 0; desktop == DESKTOP_UNKNOWN && index < property.length; index++) { |
| if (property[index] == OS.None) continue; /* do not match atoms that do not exist */ |
| if (property[index] == cde && cde_init(display)) desktop = DESKTOP_CDE; |
| } |
| } |
| |
| display.setData(DESKTOP_DATA, new Integer(desktop)); |
| return desktop; |
| } |
| |
| boolean cde_execute(String fileName) { |
| /* Use the character encoding for the default locale */ |
| byte[] action = Converter.wcsToMbcs(null, command, true); |
| byte[] fileArg = Converter.wcsToMbcs(null, fileName, true); |
| int /*long*/ ptr = OS.g_malloc(fileArg.length); |
| OS.memmove(ptr, fileArg, fileArg.length); |
| DtActionArg args = new DtActionArg(); |
| args.argClass = CDE.DtACTION_FILE; |
| args.name = ptr; |
| long actionID = CDE.DtActionInvoke(cdeShell, action, args, 1, null, null, null, 1, 0, 0); |
| OS.g_free(ptr); |
| return actionID != 0; |
| } |
| |
| static String cde_getAction(String dataType) { |
| String action = null; |
| String actions = cde_getAttribute(dataType, CDE.DtDTS_DA_ACTION_LIST); |
| if (actions != null) { |
| int index = actions.indexOf("Open"); |
| if (index != -1) { |
| action = actions.substring(index, index + 4); |
| } else { |
| index = actions.indexOf(","); |
| action = index != -1 ? actions.substring(0, index) : actions; |
| } |
| } |
| return action; |
| } |
| |
| static String cde_getAttribute(String dataType, String attrName) { |
| /* Use the character encoding for the default locale */ |
| byte[] dataTypeBuf = Converter.wcsToMbcs(null, dataType, true); |
| byte[] attrNameBuf = Converter.wcsToMbcs(null, attrName, true); |
| byte[] optNameBuf = null; |
| int /*long*/ attrValue = CDE.DtDtsDataTypeToAttributeValue(dataTypeBuf, attrNameBuf, optNameBuf); |
| if (attrValue == 0) return null; |
| int length = OS.strlen(attrValue); |
| byte[] attrValueBuf = new byte[length]; |
| OS.memmove(attrValueBuf, attrValue, length); |
| CDE.DtDtsFreeAttributeValue(attrValue); |
| /* Use the character encoding for the default locale */ |
| return new String(Converter.mbcsToWcs(null, attrValueBuf)); |
| } |
| |
| static Hashtable cde_getDataTypeInfo() { |
| Hashtable dataTypeInfo = new Hashtable(); |
| int index; |
| int /*long*/ dataTypeList = CDE.DtDtsDataTypeNames(); |
| if (dataTypeList != 0) { |
| /* For each data type name in the list */ |
| index = 0; |
| int /*long*/ [] dataType = new int /*long*/ [1]; |
| OS.memmove(dataType, dataTypeList + (index++ * 4), 4); |
| while (dataType[0] != 0) { |
| int length = OS.strlen(dataType[0]); |
| byte[] dataTypeBuf = new byte[length]; |
| OS.memmove(dataTypeBuf, dataType[0], length); |
| /* Use the character encoding for the default locale */ |
| String dataTypeName = new String(Converter.mbcsToWcs(null, dataTypeBuf)); |
| |
| /* The data type is valid if it is not an action, and it has an extension and an action. */ |
| String extension = cde_getExtension(dataTypeName); |
| if (!CDE.DtDtsDataTypeIsAction(dataTypeBuf) && |
| extension != null && cde_getAction(dataTypeName) != null) { |
| Vector exts = new Vector(); |
| exts.addElement(extension); |
| dataTypeInfo.put(dataTypeName, exts); |
| } |
| OS.memmove(dataType, dataTypeList + (index++ * 4), 4); |
| } |
| CDE.DtDtsFreeDataTypeNames(dataTypeList); |
| } |
| |
| return dataTypeInfo; |
| } |
| |
| static String cde_getExtension(String dataType) { |
| String fileExt = cde_getAttribute(dataType, CDE.DtDTS_DA_NAME_TEMPLATE); |
| if (fileExt == null || fileExt.indexOf("%s.") == -1) return null; |
| int dot = fileExt.indexOf("."); |
| return fileExt.substring(dot); |
| } |
| |
| /** |
| * CDE - Get Image Data |
| * |
| * This method returns the image data of the icon associated with |
| * the data type. Since CDE supports multiple sizes of icons, several |
| * attempts are made to locate an icon of the desired size and format. |
| * CDE supports the sizes: tiny, small, medium and large. The best |
| * search order is medium, large, small and then tiny. Althoug CDE supports |
| * colour and monochrome bitmaps, only colour icons are tried. (The order is |
| * defined by the cdeIconExt and cdeMaskExt arrays above.) |
| */ |
| ImageData cde_getImageData() { |
| // TODO |
| return null; |
| } |
| |
| static String cde_getMimeType(String extension) { |
| String mimeType = null; |
| Hashtable mimeInfo = cde_getDataTypeInfo(); |
| if (mimeInfo == null) return null; |
| Enumeration keys = mimeInfo.keys(); |
| while (mimeType == null && keys.hasMoreElements()) { |
| String type = (String)keys.nextElement(); |
| Vector mimeExts = (Vector)mimeInfo.get(type); |
| for (int index = 0; index < mimeExts.size(); index++){ |
| if (extension.equals(mimeExts.elementAt(index))) { |
| mimeType = type; |
| break; |
| } |
| } |
| } |
| return mimeType; |
| } |
| |
| static Program cde_getProgram(Display display, String mimeType) { |
| Program program = new Program(); |
| program.display = display; |
| program.name = mimeType; |
| program.command = cde_getAction(mimeType); |
| program.iconPath = cde_getAttribute(program.name, CDE.DtDTS_DA_ICON); |
| return program; |
| } |
| |
| static boolean cde_init(Display display) { |
| try { |
| Library.loadLibrary("swt-cde"); |
| } catch (Throwable e) { |
| return false; |
| } |
| |
| /* Use the character encoding for the default locale */ |
| CDE.XtToolkitInitialize(); |
| int /*long*/ xtContext = CDE.XtCreateApplicationContext (); |
| int /*long*/ xDisplay = OS.GDK_DISPLAY(); |
| byte[] appName = Converter.wcsToMbcs(null, "CDE", true); |
| byte[] appClass = Converter.wcsToMbcs(null, "CDE", true); |
| int /*long*/ [] argc = new int /*long*/ [] {0}; |
| CDE.XtDisplayInitialize(xtContext, xDisplay, appName, appClass, 0, 0, argc, 0); |
| int /*long*/ widgetClass = CDE.topLevelShellWidgetClass (); |
| cdeShell = CDE.XtAppCreateShell (appName, appClass, widgetClass, xDisplay, null, 0); |
| CDE.XtSetMappedWhenManaged (cdeShell, false); |
| CDE.XtResizeWidget (cdeShell, 10, 10, 0); |
| CDE.XtRealizeWidget (cdeShell); |
| boolean initOK = CDE.DtAppInitialize(xtContext, xDisplay, cdeShell, appName, appName); |
| if (initOK) CDE.DtDbLoad(); |
| return initOK; |
| } |
| |
| static boolean cde_isExecutable(String fileName) { |
| byte [] fileNameBuffer = Converter.wcsToMbcs(null, fileName, true); |
| return OS.access(fileNameBuffer, OS.X_OK) == 0; |
| //TODO find the content type of the file and check if it is executable |
| } |
| |
| static String[] parseCommand(String cmd) { |
| Vector args = new Vector(); |
| int sIndex = 0; |
| int eIndex; |
| while (sIndex < cmd.length()) { |
| /* Trim initial white space of argument. */ |
| while (sIndex < cmd.length() && Compatibility.isWhitespace(cmd.charAt(sIndex))) { |
| sIndex++; |
| } |
| if (sIndex < cmd.length()) { |
| /* If the command is a quoted string */ |
| if (cmd.charAt(sIndex) == '"' || cmd.charAt(sIndex) == '\'') { |
| /* Find the terminating quote (or end of line). |
| * This code currently does not handle escaped characters (e.g., " a\"b"). |
| */ |
| eIndex = sIndex + 1; |
| while (eIndex < cmd.length() && cmd.charAt(eIndex) != cmd.charAt(sIndex)) eIndex++; |
| if (eIndex >= cmd.length()) { |
| /* The terminating quote was not found |
| * Add the argument as is with only one initial quote. |
| */ |
| args.addElement(cmd.substring(sIndex, eIndex)); |
| } else { |
| /* Add the argument, trimming off the quotes. */ |
| args.addElement(cmd.substring(sIndex + 1, eIndex)); |
| } |
| sIndex = eIndex + 1; |
| } |
| else { |
| /* Use white space for the delimiters. */ |
| eIndex = sIndex; |
| while (eIndex < cmd.length() && !Compatibility.isWhitespace(cmd.charAt(eIndex))) eIndex++; |
| args.addElement(cmd.substring(sIndex, eIndex)); |
| sIndex = eIndex + 1; |
| } |
| } |
| } |
| |
| String[] strings = new String[args.size()]; |
| for (int index =0; index < args.size(); index++) { |
| strings[index] = (String)args.elementAt(index); |
| } |
| return strings; |
| } |
| |
| /** |
| * GNOME 2.4 - Execute the program for the given file. |
| */ |
| boolean gnome_24_execute(String fileName) { |
| byte[] mimeTypeBuffer = Converter.wcsToMbcs(null, name, true); |
| int /*long*/ ptr = GNOME.gnome_vfs_mime_get_default_application(mimeTypeBuffer); |
| byte[] fileNameBuffer = Converter.wcsToMbcs(null, fileName, true); |
| int /*long*/ uri = GNOME.gnome_vfs_make_uri_from_input_with_dirs(fileNameBuffer, GNOME.GNOME_VFS_MAKE_URI_DIR_CURRENT); |
| int /*long*/ list = GNOME.g_list_append(0, uri); |
| int result = GNOME.gnome_vfs_mime_application_launch(ptr, list); |
| GNOME.gnome_vfs_mime_application_free(ptr); |
| GNOME.g_free(uri); |
| GNOME.g_list_free(list); |
| return result == GNOME.GNOME_VFS_OK; |
| } |
| |
| /** |
| * GNOME 2.4 - Launch the default program for the given file. |
| */ |
| static boolean gnome_24_launch(String fileName) { |
| byte[] fileNameBuffer = Converter.wcsToMbcs(null, fileName, true); |
| int /*long*/ uri = GNOME.gnome_vfs_make_uri_from_input_with_dirs(fileNameBuffer, GNOME.GNOME_VFS_MAKE_URI_DIR_CURRENT); |
| int result = GNOME.gnome_vfs_url_show(uri); |
| GNOME.g_free(uri); |
| return (result == GNOME.GNOME_VFS_OK); |
| } |
| |
| /** |
| * GNOME 2.2 - Execute the program for the given file. |
| */ |
| boolean gnome_execute(String fileName) { |
| if (gnomeExpectUri) { |
| /* Convert the given path into a URL */ |
| byte[] fileNameBuffer = Converter.wcsToMbcs(null, fileName, true); |
| int /*long*/ uri = GNOME.gnome_vfs_make_uri_from_input(fileNameBuffer); |
| if (uri != 0) { |
| int length = OS.strlen(uri); |
| if (length > 0) { |
| byte[] buffer = new byte[length]; |
| OS.memmove(buffer, uri, length); |
| fileName = new String(Converter.mbcsToWcs(null, buffer)); |
| } |
| GNOME.g_free(uri); |
| } |
| } |
| |
| /* Parse the command into its individual arguments. */ |
| String[] args = parseCommand(command); |
| int fileArg = -1; |
| int index; |
| for (index = 0; index < args.length; index++) { |
| int j = args[index].indexOf("%f"); |
| if (j != -1) { |
| String value = args[index]; |
| fileArg = index; |
| args[index] = value.substring(0, j) + fileName + value.substring(j + 2); |
| } |
| } |
| |
| /* If a file name was given but the command did not have "%f" */ |
| if ((fileName.length() > 0) && (fileArg < 0)) { |
| String[] newArgs = new String[args.length + 1]; |
| for (index = 0; index < args.length; index++) newArgs[index] = args[index]; |
| newArgs[args.length] = fileName; |
| args = newArgs; |
| } |
| |
| /* Execute the command. */ |
| try { |
| Compatibility.exec(args); |
| } catch (IOException e) { |
| return false; |
| } |
| return true; |
| } |
| |
| /** |
| * GNOME - Get Image Data |
| * |
| */ |
| ImageData gnome_getImageData() { |
| if (iconPath == null) return null; |
| try { |
| return new ImageData(iconPath); |
| } catch (Exception e) {} |
| return null; |
| } |
| |
| /** |
| * GNOME - Get mime types |
| * |
| * Obtain the registered mime type information and |
| * return it in a map. The key of each entry |
| * in the map is the mime type name. The value is |
| * a vector of the associated file extensions. |
| */ |
| static Hashtable gnome_getMimeInfo() { |
| Hashtable mimeInfo = new Hashtable(); |
| int /*long*/[] mimeData = new int /*long*/[1]; |
| int /*long*/[] extensionData = new int /*long*/[1]; |
| int /*long*/ mimeList = GNOME.gnome_vfs_get_registered_mime_types(); |
| int /*long*/ mimeElement = mimeList; |
| while (mimeElement != 0) { |
| OS.memmove (mimeData, mimeElement, OS.PTR_SIZEOF); |
| int /*long*/ mimePtr = mimeData[0]; |
| int mimeLength = OS.strlen(mimePtr); |
| byte[] mimeTypeBuffer = new byte[mimeLength]; |
| OS.memmove(mimeTypeBuffer, mimePtr, mimeLength); |
| String mimeType = new String(Converter.mbcsToWcs(null, mimeTypeBuffer)); |
| int /*long*/ extensionList = GNOME.gnome_vfs_mime_get_extensions_list(mimePtr); |
| if (extensionList != 0) { |
| Vector extensions = new Vector(); |
| int /*long*/ extensionElement = extensionList; |
| while (extensionElement != 0) { |
| OS.memmove(extensionData, extensionElement, OS.PTR_SIZEOF); |
| int /*long*/ extensionPtr = extensionData[0]; |
| int extensionLength = OS.strlen(extensionPtr); |
| byte[] extensionBuffer = new byte[extensionLength]; |
| OS.memmove(extensionBuffer, extensionPtr, extensionLength); |
| String extension = new String(Converter.mbcsToWcs(null, extensionBuffer)); |
| extension = '.' + extension; |
| extensions.addElement(extension); |
| extensionElement = GNOME.g_list_next(extensionElement); |
| } |
| GNOME.gnome_vfs_mime_extensions_list_free(extensionList); |
| if (extensions.size() > 0) mimeInfo.put(mimeType, extensions); |
| } |
| mimeElement = GNOME.g_list_next(mimeElement); |
| } |
| if (mimeList != 0) GNOME.gnome_vfs_mime_registered_mime_type_list_free(mimeList); |
| return mimeInfo; |
| } |
| |
| static String gnome_getMimeType(String extension) { |
| String mimeType = null; |
| String fileName = "swt" + extension; |
| byte[] extensionBuffer = Converter.wcsToMbcs(null, fileName, true); |
| int /*long*/ typeName = GNOME.gnome_vfs_mime_type_from_name(extensionBuffer); |
| if (typeName != 0) { |
| int length = OS.strlen(typeName); |
| if (length > 0) { |
| byte [] buffer = new byte[length]; |
| OS.memmove(buffer, typeName, length); |
| mimeType = new String(Converter.mbcsToWcs(null, buffer)); |
| } |
| } |
| return mimeType; |
| } |
| |
| static Program gnome_getProgram(Display display, String mimeType) { |
| Program program = null; |
| byte[] mimeTypeBuffer = Converter.wcsToMbcs(null, mimeType, true); |
| int /*long*/ ptr = GNOME.gnome_vfs_mime_get_default_application(mimeTypeBuffer); |
| if (ptr != 0) { |
| program = new Program(); |
| program.display = display; |
| program.name = mimeType; |
| GnomeVFSMimeApplication application = new GnomeVFSMimeApplication(); |
| GNOME.memmove(application, ptr, GnomeVFSMimeApplication.sizeof); |
| int length = OS.strlen(application.command); |
| byte[] buffer = new byte[length]; |
| OS.memmove(buffer, application.command, length); |
| program.command = new String(Converter.mbcsToWcs(null, buffer)); |
| program.gnomeExpectUri = application.expects_uris == GNOME.GNOME_VFS_MIME_APPLICATION_ARGUMENT_TYPE_URIS; |
| |
| length = OS.strlen(application.id); |
| buffer = new byte[length + 1]; |
| OS.memmove(buffer, application.id, length); |
| LONG gnomeIconTheme = (LONG)display.getData(ICON_THEME_DATA); |
| int /*long*/ icon_name = GNOME.gnome_icon_lookup(gnomeIconTheme.value, 0, null, buffer, 0, mimeTypeBuffer, |
| GNOME.GNOME_ICON_LOOKUP_FLAGS_NONE, null); |
| int /*long*/ path = 0; |
| if (icon_name != 0) path = GNOME.gnome_icon_theme_lookup_icon(gnomeIconTheme.value, icon_name, PREFERRED_ICON_SIZE, null, null); |
| if (path != 0) { |
| length = OS.strlen(path); |
| if (length > 0) { |
| buffer = new byte[length]; |
| OS.memmove(buffer, path, length); |
| program.iconPath = new String(Converter.mbcsToWcs(null, buffer)); |
| } |
| GNOME.g_free(path); |
| } |
| if (icon_name != 0) GNOME.g_free(icon_name); |
| GNOME.gnome_vfs_mime_application_free(ptr); |
| } |
| return program; |
| } |
| |
| static boolean gnome_init() { |
| try { |
| return GNOME.gnome_vfs_init(); |
| } catch (Throwable e) { |
| return false; |
| } |
| } |
| |
| static boolean gnome_isExecutable(String fileName) { |
| /* check if the file is executable */ |
| byte [] fileNameBuffer = Converter.wcsToMbcs(null, fileName, true); |
| if (!GNOME.gnome_vfs_is_executable_command_string(fileNameBuffer)) return false; |
| |
| /* check if the mime type is executable */ |
| int /*long*/ uri = GNOME.gnome_vfs_make_uri_from_input(fileNameBuffer); |
| int /*long*/ mimeType = GNOME.gnome_vfs_get_mime_type(uri); |
| GNOME.g_free(uri); |
| |
| byte[] exeType = Converter.wcsToMbcs (null, "application/x-executable", true); //$NON-NLS-1$ |
| boolean result = GNOME.gnome_vfs_mime_type_get_equivalence(mimeType, exeType) != GNOME.GNOME_VFS_MIME_UNRELATED; |
| if (!result) { |
| byte [] shellType = Converter.wcsToMbcs (null, "application/x-shellscript", true); //$NON-NLS-1$ |
| result = GNOME.gnome_vfs_mime_type_get_equivalence(mimeType, shellType) == GNOME.GNOME_VFS_MIME_IDENTICAL; |
| } |
| return result; |
| } |
| |
| /** |
| * Finds the program that is associated with an extension. |
| * The extension may or may not begin with a '.'. Note that |
| * a <code>Display</code> must already exist to guarantee that |
| * this method returns an appropriate result. |
| * |
| * @param extension the program extension |
| * @return the program or <code>null</code> |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT when extension is null</li> |
| * </ul> |
| */ |
| public static Program findProgram(String extension) { |
| return findProgram(Display.getCurrent(), extension); |
| } |
| |
| /* |
| * API: When support for multiple displays is added, this method will |
| * become public and the original method above can be deprecated. |
| */ |
| static Program findProgram(Display display, String extension) { |
| if (extension == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
| if (extension.length() == 0) return null; |
| if (extension.charAt(0) != '.') extension = "." + extension; |
| int desktop = getDesktop(display); |
| String mimeType = null; |
| switch (desktop) { |
| case DESKTOP_GIO: mimeType = gio_getMimeType(extension); break; |
| case DESKTOP_GNOME_24: |
| case DESKTOP_GNOME: mimeType = gnome_getMimeType(extension); break; |
| case DESKTOP_CDE: mimeType = cde_getMimeType(extension); break; |
| } |
| if (mimeType == null) return null; |
| Program program = null; |
| switch (desktop) { |
| case DESKTOP_GIO: program = gio_getProgram(display, mimeType); break; |
| case DESKTOP_GNOME_24: |
| case DESKTOP_GNOME: program = gnome_getProgram(display, mimeType); break; |
| case DESKTOP_CDE: program = cde_getProgram(display, mimeType); break; |
| } |
| return program; |
| } |
| |
| /** |
| * Answer all program extensions in the operating system. Note |
| * that a <code>Display</code> must already exist to guarantee |
| * that this method returns an appropriate result. |
| * |
| * @return an array of extensions |
| */ |
| public static String[] getExtensions() { |
| return getExtensions(Display.getCurrent()); |
| } |
| |
| /* |
| * API: When support for multiple displays is added, this method will |
| * become public and the original method above can be deprecated. |
| */ |
| static String[] getExtensions(Display display) { |
| int desktop = getDesktop(display); |
| Hashtable mimeInfo = null; |
| switch (desktop) { |
| case DESKTOP_GIO: return gio_getExtensions(); |
| case DESKTOP_GNOME_24: break; |
| case DESKTOP_GNOME: mimeInfo = gnome_getMimeInfo(); break; |
| case DESKTOP_CDE: mimeInfo = cde_getDataTypeInfo(); break; |
| } |
| if (mimeInfo == null) return new String[0]; |
| |
| /* Create a unique set of the file extensions. */ |
| Vector extensions = new Vector(); |
| Enumeration keys = mimeInfo.keys(); |
| while (keys.hasMoreElements()) { |
| String mimeType = (String)keys.nextElement(); |
| Vector mimeExts = (Vector)mimeInfo.get(mimeType); |
| for (int index = 0; index < mimeExts.size(); index++){ |
| if (!extensions.contains(mimeExts.elementAt(index))) { |
| extensions.addElement(mimeExts.elementAt(index)); |
| } |
| } |
| } |
| |
| /* Return the list of extensions. */ |
| String[] extStrings = new String[extensions.size()]; |
| for (int index = 0; index < extensions.size(); index++) { |
| extStrings[index] = (String)extensions.elementAt(index); |
| } |
| return extStrings; |
| } |
| |
| /** |
| * Answers all available programs in the operating system. Note |
| * that a <code>Display</code> must already exist to guarantee |
| * that this method returns an appropriate result. |
| * |
| * @return an array of programs |
| */ |
| public static Program[] getPrograms() { |
| return getPrograms(Display.getCurrent()); |
| } |
| |
| /* |
| * API: When support for multiple displays is added, this method will |
| * become public and the original method above can be deprecated. |
| */ |
| static Program[] getPrograms(Display display) { |
| int desktop = getDesktop(display); |
| Hashtable mimeInfo = null; |
| switch (desktop) { |
| case DESKTOP_GIO: return gio_getPrograms(display); |
| case DESKTOP_GNOME_24: break; |
| case DESKTOP_GNOME: mimeInfo = gnome_getMimeInfo(); break; |
| case DESKTOP_CDE: mimeInfo = cde_getDataTypeInfo(); break; |
| } |
| if (mimeInfo == null) return new Program[0]; |
| Vector programs = new Vector(); |
| Enumeration keys = mimeInfo.keys(); |
| while (keys.hasMoreElements()) { |
| String mimeType = (String)keys.nextElement(); |
| Program program = null; |
| switch (desktop) { |
| case DESKTOP_GNOME: program = gnome_getProgram(display, mimeType); break; |
| case DESKTOP_CDE: program = cde_getProgram(display, mimeType); break; |
| } |
| if (program != null) programs.addElement(program); |
| } |
| Program[] programList = new Program[programs.size()]; |
| for (int index = 0; index < programList.length; index++) { |
| programList[index] = (Program)programs.elementAt(index); |
| } |
| return programList; |
| } |
| |
| ImageData gio_getImageData() { |
| if (iconPath == null) return null; |
| ImageData data = null; |
| int /*long*/ icon_theme =OS.gtk_icon_theme_get_default(); |
| byte[] icon = Converter.wcsToMbcs (null, iconPath, true); |
| int /*long*/ gicon = OS.g_icon_new_for_string(icon, null); |
| if (gicon != 0) { |
| int /*long*/ gicon_info = OS.gtk_icon_theme_lookup_by_gicon (icon_theme, gicon, 16/*size*/, 0); |
| if (gicon_info != 0) { |
| int /*long*/ pixbuf = OS.gtk_icon_info_load_icon(gicon_info, null); |
| if (pixbuf != 0) { |
| int stride = OS.gdk_pixbuf_get_rowstride(pixbuf); |
| int /*long*/ pixels = OS.gdk_pixbuf_get_pixels(pixbuf); |
| int height = OS.gdk_pixbuf_get_height(pixbuf); |
| int width = OS.gdk_pixbuf_get_width(pixbuf); |
| boolean hasAlpha = OS.gdk_pixbuf_get_has_alpha(pixbuf); |
| byte[] srcData = new byte[stride * height]; |
| OS.memmove(srcData, pixels, srcData.length); |
| OS.g_object_unref(pixbuf); |
| if (hasAlpha) { |
| PaletteData palette = new PaletteData(0xFF000000, 0xFF0000, 0xFF00); |
| data = new ImageData(width, height, 32, palette, 4, srcData); |
| data.bytesPerLine = stride; |
| int s = 3, a = 0; |
| byte[] alphaData = new byte[width*height]; |
| for (int y=0; y<height; y++) { |
| for (int x=0; x<width; x++) { |
| alphaData[a++] = srcData[s]; |
| srcData[s] = 0; |
| s+=4; |
| } |
| } |
| data.alphaData = alphaData; |
| } else { |
| PaletteData palette = new PaletteData(0xFF0000, 0xFF00, 0xFF); |
| data = new ImageData(width, height, 24, palette, 4, srcData); |
| data.bytesPerLine = stride; |
| } |
| } |
| OS.gtk_icon_info_free(gicon_info); |
| } |
| OS.g_object_unref(gicon); |
| } |
| return data; |
| } |
| |
| static Hashtable gio_getMimeInfo() { |
| int /*long*/ mimeDatabase = 0, fileInfo = 0; |
| /* |
| * The file 'globs' contain the file extensions |
| * associated to the mime-types. Each line that has |
| * to be parsed corresponds to a different extension |
| * of a mime-type. The template of such line is - |
| * application/pdf:*.pdf |
| */ |
| byte[] buffer = Converter.wcsToMbcs (null, "/usr/share/mime/globs", true); |
| mimeDatabase = OS.g_file_new_for_path (buffer); |
| int /*long*/ fileInputStream = OS.g_file_read (mimeDatabase, 0, 0); |
| try { |
| if (fileInputStream != 0) { |
| int /*long*/ [] modTimestamp = new int /*long*/ [2]; |
| buffer = Converter.wcsToMbcs (null, "*", true); |
| fileInfo = OS.g_file_query_info(mimeDatabase, buffer, 0, 0, 0); |
| OS.g_file_info_get_modification_time(fileInfo, modTimestamp); |
| if (modTime != 0 && modTimestamp[0] == modTime) { |
| return mimeTable; |
| } else { |
| mimeTable = new Hashtable(); |
| modTime = modTimestamp[0]; |
| int /*long*/ reader = OS.g_data_input_stream_new (fileInputStream); |
| int[] length = new int[1]; |
| |
| if (reader != 0) { |
| int /*long*/ linePtr = OS.g_data_input_stream_read_line (reader, length, 0, 0); |
| while (linePtr != 0) { |
| byte[] lineBytes = new byte[length[0]]; |
| OS.memmove(lineBytes, linePtr, length[0]); |
| String line = new String (Converter.mbcsToWcs (null, lineBytes)); |
| |
| int separatorIndex = line.indexOf (':'); |
| if (separatorIndex > 0) { |
| Vector mimeTypes = new Vector (); |
| String mimeType = line.substring (0, separatorIndex); |
| String extensionFormat = line.substring (separatorIndex+1); |
| int extensionIndex = extensionFormat.indexOf ("."); |
| if (extensionIndex > 0) { |
| String extension = extensionFormat.substring (extensionIndex); |
| mimeTypes.add (mimeType); |
| if (mimeTable.containsKey (extension)) { |
| /* |
| * If mimeType already exists, it is required to update |
| * the existing key (mime-type) with the new extension. |
| */ |
| Vector value = (Vector) mimeTable.get (extension); |
| mimeTypes.addAll (value); |
| } |
| mimeTable.put (extension, mimeTypes); |
| } |
| } |
| OS.g_free(linePtr); |
| linePtr = OS.g_data_input_stream_read_line (reader, length, 0, 0); |
| } |
| } |
| if (reader != 0) OS.g_object_unref (reader); |
| return mimeTable; |
| } |
| } |
| return null; |
| } finally { |
| if (fileInfo != 0) OS.g_object_unref(fileInfo); |
| if (fileInputStream != 0) OS.g_object_unref(fileInputStream); |
| if (mimeDatabase != 0) OS.g_object_unref (mimeDatabase); |
| } |
| } |
| |
| static String gio_getMimeType(String extension) { |
| String mimeType = null; |
| Hashtable h = gio_getMimeInfo(); |
| if (h != null && h.containsKey(extension)) { |
| Vector mimeTypes = (Vector) h.get(extension); |
| mimeType = (String) mimeTypes.get(0); |
| } |
| return mimeType; |
| } |
| |
| static Program gio_getProgram(Display display, String mimeType) { |
| Program program = null; |
| byte[] mimeTypeBuffer = Converter.wcsToMbcs (null, mimeType, true); |
| int /*long*/ application = OS.g_app_info_get_default_for_type (mimeTypeBuffer, false); |
| if (application != 0) { |
| program = gio_getProgram(display, application); |
| } |
| return program; |
| } |
| |
| static Program gio_getProgram (Display display, int /*long*/ application) { |
| Program program = new Program(); |
| program.display = display; |
| int length; |
| byte[] buffer; |
| int /*long*/ applicationName = OS.g_app_info_get_name (application); |
| if (applicationName != 0) { |
| length = OS.strlen (applicationName); |
| if (length > 0) { |
| buffer = new byte [length]; |
| OS.memmove (buffer, applicationName, length); |
| program.name = new String (Converter.mbcsToWcs (null, buffer)); |
| } |
| } |
| int /*long*/ applicationCommand = OS.g_app_info_get_executable (application); |
| if (applicationCommand != 0) { |
| length = OS.strlen (applicationCommand); |
| if (length > 0) { |
| buffer = new byte [length]; |
| OS.memmove (buffer, applicationCommand, length); |
| program.command = new String (Converter.mbcsToWcs (null, buffer)); |
| } |
| } |
| program.gnomeExpectUri = OS.g_app_info_supports_uris(application); |
| int /*long*/ icon = OS.g_app_info_get_icon(application); |
| if (icon != 0) { |
| int /*long*/ icon_name = OS.g_icon_to_string(icon); |
| if (icon_name != 0) { |
| length = OS.strlen(icon_name); |
| if (length > 0) { |
| buffer = new byte[length]; |
| OS.memmove(buffer, icon_name, length); |
| program.iconPath = new String(Converter.mbcsToWcs(null, buffer)); |
| } |
| OS.g_free(icon_name); |
| } |
| OS.g_object_unref(icon); |
| } |
| return program; |
| } |
| |
| static Program[] gio_getPrograms(Display display) { |
| int /*long*/ applicationList = OS.g_app_info_get_all (); |
| int /*long*/ list = applicationList; |
| Program program; |
| Vector programs = new Vector(); |
| while (list != 0) { |
| int /*long*/ application = OS.g_list_data(list); |
| if (application != 0) { |
| //TODO: Should the list be filtered or not? |
| // if (OS.g_app_info_should_show(application)) { |
| program = gio_getProgram(display, application); |
| if (program != null) programs.addElement(program); |
| // } |
| } |
| list = OS.g_list_next(list); |
| } |
| if (applicationList != 0) OS.g_list_free(applicationList); |
| Program[] programList = new Program[programs.size()]; |
| for (int index = 0; index < programList.length; index++) { |
| programList[index] = (Program)programs.elementAt(index); |
| } |
| return programList; |
| } |
| |
| static boolean gio_isExecutable(String fileName) { |
| byte[] fileNameBuffer = Converter.wcsToMbcs (null, fileName, true); |
| if (OS.g_file_test(fileNameBuffer, OS.G_FILE_TEST_IS_DIR)) return false; |
| if (!OS.g_file_test(fileNameBuffer, OS.G_FILE_TEST_IS_EXECUTABLE)) return false; |
| int /*long*/ file = OS.g_file_new_for_path (fileNameBuffer); |
| boolean result = false; |
| if (file != 0) { |
| byte[] buffer = Converter.wcsToMbcs (null, "*", true); //$NON-NLS-1$ |
| int /*long*/ fileInfo = OS.g_file_query_info(file, buffer, 0, 0, 0); |
| if (fileInfo != 0) { |
| int /*long*/ contentType = OS.g_file_info_get_content_type(fileInfo); |
| if (contentType != 0) { |
| byte[] exeType = Converter.wcsToMbcs (null, "application/x-executable", true); //$NON-NLS-1$ |
| result = OS.g_content_type_is_a(contentType, exeType); |
| if (!result) { |
| byte [] shellType = Converter.wcsToMbcs (null, "application/x-shellscript", true); //$NON-NLS-1$ |
| result = OS.g_content_type_equals(contentType, shellType); |
| } |
| } |
| OS.g_object_unref(fileInfo); |
| } |
| OS.g_object_unref (file); |
| } |
| return result; |
| } |
| |
| /** |
| * GNOME 2.4 - Launch the default program for the given file. |
| */ |
| static boolean gio_launch(String fileName) { |
| boolean result = false; |
| byte[] fileNameBuffer = Converter.wcsToMbcs (null, fileName, true); |
| int /*long*/ file = OS.g_file_new_for_path (fileNameBuffer); |
| if (file != 0) { |
| int /*long*/ uri = OS.g_file_get_uri (file); |
| if (uri != 0) { |
| result = OS.g_app_info_launch_default_for_uri (uri, 0, 0); |
| OS.g_free(uri); |
| } |
| OS.g_object_unref (file); |
| } |
| return result; |
| } |
| |
| /** |
| * GIO - Execute the program for the given file. |
| */ |
| boolean gio_execute(String fileName) { |
| boolean result = false; |
| byte[] commandBuffer = Converter.wcsToMbcs (null, command, true); |
| byte[] nameBuffer = Converter.wcsToMbcs (null, name, true); |
| int /*long*/ application = OS.g_app_info_create_from_commandline(commandBuffer, nameBuffer, gnomeExpectUri |
| ? OS.G_APP_INFO_CREATE_SUPPORTS_URIS : OS.G_APP_INFO_CREATE_NONE, 0); |
| if (application != 0) { |
| byte[] fileNameBuffer = Converter.wcsToMbcs (null, fileName, true); |
| int /*long*/ file = 0; |
| if (fileName.length() > 0) { |
| if (OS.g_app_info_supports_uris (application)) { |
| file = OS.g_file_new_for_uri (fileNameBuffer); |
| } else { |
| file = OS.g_file_new_for_path (fileNameBuffer); |
| } |
| } |
| int /*long*/ list = 0; |
| if (file != 0) list = OS.g_list_append (0, file); |
| result = OS.g_app_info_launch (application, list, 0, 0); |
| if (list != 0) { |
| OS.g_list_free (list); |
| OS.g_object_unref (file); |
| } |
| OS.g_object_unref (application); |
| } |
| return result; |
| } |
| |
| static String[] gio_getExtensions() { |
| Hashtable mimeInfo = gio_getMimeInfo(); |
| if (mimeInfo == null) return new String[0]; |
| /* Create a unique set of the file extensions. */ |
| Vector extensions = new Vector(); |
| Enumeration keys = mimeInfo.keys(); |
| while (keys.hasMoreElements()) { |
| String extension = (String)keys.nextElement(); |
| extensions.add(extension); |
| } |
| /* Return the list of extensions. */ |
| String [] extStrings = new String[extensions.size()]; |
| for (int index = 0; index < extensions.size(); index++) { |
| extStrings[index] = (String)extensions.elementAt(index); |
| } |
| return extStrings; |
| } |
| |
| static boolean isExecutable(Display display, String fileName) { |
| switch(getDesktop(display)) { |
| case DESKTOP_GIO: return gio_isExecutable(fileName); |
| case DESKTOP_GNOME_24: |
| case DESKTOP_GNOME: return gnome_isExecutable(fileName); |
| case DESKTOP_CDE: return false; //cde_isExecutable() |
| } |
| return false; |
| } |
| |
| /** |
| * Launches the operating system executable associated with the file or |
| * URL (http:// or https://). If the file is an executable then the |
| * executable is launched. Note that a <code>Display</code> must already |
| * exist to guarantee that this method returns an appropriate result. |
| * |
| * @param fileName the file or program name or URL (http:// or https://) |
| * @return <code>true</code> if the file is launched, otherwise <code>false</code> |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT when fileName is null</li> |
| * </ul> |
| */ |
| public static boolean launch(String fileName) { |
| return launch(Display.getCurrent(), fileName, null); |
| } |
| |
| /** |
| * Launches the operating system executable associated with the file or |
| * URL (http:// or https://). If the file is an executable then the |
| * executable is launched. The program is launched with the specified |
| * working directory only when the <code>workingDir</code> exists and |
| * <code>fileName</code> is an executable. |
| * Note that a <code>Display</code> must already exist to guarantee |
| * that this method returns an appropriate result. |
| * |
| * @param fileName the file name or program name or URL (http:// or https://) |
| * @param workingDir the name of the working directory or null |
| * @return <code>true</code> if the file is launched, otherwise <code>false</code> |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT when fileName is null</li> |
| * </ul> |
| * |
| * @since 3.6 |
| */ |
| public static boolean launch (String fileName, String workingDir) { |
| return launch(Display.getCurrent(), fileName, workingDir); |
| } |
| |
| /* |
| * API: When support for multiple displays is added, this method will |
| * become public and the original method above can be deprecated. |
| */ |
| static boolean launch (Display display, String fileName, String workingDir) { |
| if (fileName == null) SWT.error (SWT.ERROR_NULL_ARGUMENT); |
| if (workingDir != null && isExecutable(display, fileName)) { |
| try { |
| Compatibility.exec (new String [] {fileName}, null, workingDir); |
| return true; |
| } catch (IOException e) { |
| return false; |
| } |
| } |
| switch (getDesktop (display)) { |
| case DESKTOP_GIO: |
| if (gio_launch (fileName)) return true; |
| case DESKTOP_GNOME_24: |
| if (gnome_24_launch (fileName)) return true; |
| default: |
| int index = fileName.lastIndexOf ('.'); |
| if (index != -1) { |
| String extension = fileName.substring (index); |
| Program program = Program.findProgram (display, extension); |
| if (program != null && program.execute (fileName)) return true; |
| } |
| String lowercaseName = fileName.toLowerCase (); |
| if (lowercaseName.startsWith (PREFIX_HTTP) || lowercaseName.startsWith (PREFIX_HTTPS)) { |
| Program program = Program.findProgram (display, ".html"); //$NON-NLS-1$ |
| if (program == null) { |
| program = Program.findProgram (display, ".htm"); //$NON-NLS-1$ |
| } |
| if (program != null && program.execute (fileName)) return true; |
| } |
| break; |
| } |
| /* If the above launch attempts didn't launch the file, then try with exec().*/ |
| try { |
| Compatibility.exec (new String [] {fileName}, null, workingDir); |
| return true; |
| } catch (IOException e) { |
| return false; |
| } |
| } |
| |
| /** |
| * Compares the argument to the receiver, and returns true |
| * if they represent the <em>same</em> object using a class |
| * specific comparison. |
| * |
| * @param other the object to compare with this object |
| * @return <code>true</code> if the object is the same as this object and <code>false</code> otherwise |
| * |
| * @see #hashCode() |
| */ |
| public boolean equals(Object other) { |
| if (this == other) return true; |
| if (!(other instanceof Program)) return false; |
| Program program = (Program)other; |
| return display == program.display && name.equals(program.name) && command.equals(program.command); |
| } |
| |
| /** |
| * Executes the program with the file as the single argument |
| * in the operating system. It is the responsibility of the |
| * programmer to ensure that the file contains valid data for |
| * this program. |
| * |
| * @param fileName the file or program name |
| * @return <code>true</code> if the file is launched, otherwise <code>false</code> |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT when fileName is null</li> |
| * </ul> |
| */ |
| public boolean execute(String fileName) { |
| if (fileName == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
| int desktop = getDesktop(display); |
| switch (desktop) { |
| case DESKTOP_GIO: return gio_execute(fileName); |
| case DESKTOP_GNOME_24: return gnome_24_execute(fileName); |
| case DESKTOP_GNOME: return gnome_execute(fileName); |
| case DESKTOP_CDE: return cde_execute(fileName); |
| } |
| return false; |
| } |
| |
| /** |
| * Returns the receiver's image data. This is the icon |
| * that is associated with the receiver in the operating |
| * system. |
| * |
| * @return the image data for the program, may be null |
| */ |
| public ImageData getImageData() { |
| switch (getDesktop(display)) { |
| case DESKTOP_GIO: return gio_getImageData(); |
| case DESKTOP_GNOME_24: |
| case DESKTOP_GNOME: return gnome_getImageData(); |
| case DESKTOP_CDE: return cde_getImageData(); |
| } |
| return null; |
| } |
| |
| /** |
| * Returns the receiver's name. This is as short and |
| * descriptive a name as possible for the program. If |
| * the program has no descriptive name, this string may |
| * be the executable name, path or empty. |
| * |
| * @return the name of the program |
| */ |
| public String getName() { |
| return name; |
| } |
| |
| /** |
| * Returns an integer hash code for the receiver. Any two |
| * objects that return <code>true</code> when passed to |
| * <code>equals</code> must return the same value for this |
| * method. |
| * |
| * @return the receiver's hash |
| * |
| * @see #equals(Object) |
| */ |
| public int hashCode() { |
| return name.hashCode() ^ command.hashCode() ^ display.hashCode(); |
| } |
| |
| /** |
| * Returns a string containing a concise, human-readable |
| * description of the receiver. |
| * |
| * @return a string representation of the program |
| */ |
| public String toString() { |
| return "Program {" + name + "}"; |
| } |
| } |