bundles/org.eclipse.swt/Eclipse SWT Program/carbon/org/eclipse/swt/program/Program.java - platform/eclipse.platform.swt - Git at Google

 /*******************************************************************************
  * Copyright (c) 2000, 2006 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.internal.carbon.CFRange;
 import org.eclipse.swt.internal.carbon.LSApplicationParameters;
 import org.eclipse.swt.internal.carbon.OS;
 import org.eclipse.swt.*;
 import org.eclipse.swt.graphics.*;

 import java.util.Enumeration;
 import java.util.Hashtable;

 /**
  * Instances of this class represent programs and
  * their associated file extensions in the operating
  * system.
  */
 public final class Program {
 	String name;
 	byte[] fsRef;

 /**
  * Prevents uninitialized instances from being created outside the package.
  */
 Program () {
 }

 /**
  * 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) {
 	if (extension == null) SWT.error (SWT.ERROR_NULL_ARGUMENT);
 	if (extension.length () == 0) return null;
 	char[] chars;
 	if (extension.charAt (0) != '.') {
 		chars = new char[extension.length()];
 		extension.getChars(0, chars.length, chars, 0);
 	} else {
 		chars = new char[extension.length() - 1];
 		extension.getChars(1, extension.length(), chars, 0);
 	}
 	int ext = OS.CFStringCreateWithCharacters(OS.kCFAllocatorDefault, chars, chars.length);
 	Program program = null;
 	if (ext != 0) {
 		byte[] fsRef = new byte[80];
 		if (OS.LSGetApplicationForInfo(OS.kLSUnknownType, OS.kLSUnknownCreator, ext, OS.kLSRolesAll, fsRef, null) == OS.noErr) {
 			program = getProgram(fsRef);
 		}
 		OS.CFRelease(ext);
 	}
 	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 new String [] {
 		// From System-Declared Uniform Type Identifiers
 		".txt",
 		".rtf",
 		".html",
 		".htm",
 		".xml",
 		".c",
 		".m",
 		".cp", ".cpp", ".c++", ".cc", ".cxx",
 		".mm",
 		".h",
 		".hpp",
 		".h++",
 		".hxx",
 		".java",
 		".jav",
 		".s",
 		".r",
 		".defs",
 		".mig",
 		".exp",
 		".js",
 		".jscript",
 		".javascript",
 		".sh",
 		".command",
 		".csh",
 		".pl",
 		".pm",
 		".py",
 		".rb",
 		".rbw",
 		".php",
 		".php3",
 		".php4",
 		".ph3",
 		".ph4",
 		".phtml",
 		".jnlp",
 		".applescript",
 		".scpt",
 		".o",
 		".exe",
 		".dll",
 		".class",
 		".jar",
 		".qtz",
 		".gtar",
 		".tar",
 		".gz",
 		".gzip",
 		".tgz",
 		".hqx",
 		".bin",
 		".vcf",
 		".vcard",
 		".jpg",
 		".jpeg",
 		".jp2",
 		".tif",
 		".tiff",
 		".pic",
 		".pct",
 		".pict",
 		".pntg",
 		".png",
 		".xbm",
 		".qif",
 		".qtif",
 		".icns",
 		".mov",
 		".qt",
 		".avi",
 		".vfw",
 		".mpg",
 		".mpeg",
 		".m75",
 		".m15",
 		".mp4",
 		".3gp",
 		".3gpp",
 		".3g2",
 		".3gp2",
 		".mp3",
 		".m4a",
 		".m4p",
 		".m4b",
 		".au",
 		".ulw",
 		".snd",
 		".aifc",
 		".aiff",
 		".aif",
 		".caf",
 		".bundle",
 		".app",
 		".plugin",
 		".mdimporter",
 		".wdgt",
 		".cpio",
 		".zip",
 		".framework",
 		".rtfd",
 		".dfont",
 		".otf",
 		".ttf",
 		".ttc",
 		".suit",
 		".pfb",
 		".pfa",
 		".icc",
 		".icm",
 		".pf",
 		".pdf",
 		".ps",
 		".eps",
 		".psd",
 		".ai",
 		".gif",
 		".bmp",
 		".ico",
 		".doc",
 		".xls",
 		".ppt",
 		".wav",
 		".wave",
 		".asf",
 		".wm",
 		".wmv",
 		".wmp",
 		".wma",
 		".asx",
 		".wmx",
 		".wvx",
 		".wax",
 		".key",
 		".kth",
 		".tga",
 		".sgi",
 		".exr",
 		".fpx",
 		".jfx",
 		".efx",
 		".sd2",
 		".rm",
 		".ram",
 		".ra",
 		".smil",
 		".sit",
 		".sitx",
 		// Others
 		".plist",
 		".nib",
 		".lproj",
 		// iChat
 		".iPhoto",
 		// iChat
 		".iChat",
 		".chat",
 		// acrobat reader
 		".rmf",
 		".xfdf",
 		".fdf",
 		// Chess
 		".game",
 		".pgn",
 		// iCal
 		".ics",
 		".vcs",
 		".aplmodel",
 		".icbu",
 		".icalevent",
 		".icaltodo",
 		// Mail
 		".mailhold",
 		".mbox",
 		".imapmbox",
 		".emlx",
 		".mailextract",
 		// Sherlock
 		".sherlock",
 		// Stickies
 		".tpl",
 		// System Preferences
 		".prefPane",
 		".sliderSaver",
 		".saver",
 		// Console
 		".log",
 		// Grapher
 		".gcx",
 	};
 }

 /**
  * 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 () {
 	Hashtable bundles = new Hashtable();
 	String[] extensions = getExtensions();
 	byte[] fsRef = new byte[80];
 	for (int i = 0; i < extensions.length; i++) {
 		String extension = extensions[i];
 		char[] chars = new char[extension.length() - 1];
 		extension.getChars(1, extension.length(), chars, 0);
 		int ext = OS.CFStringCreateWithCharacters(OS.kCFAllocatorDefault, chars, chars.length);
 		if (ext != 0) {
 			if (OS.LSGetApplicationForInfo(OS.kLSUnknownType, OS.kLSUnknownCreator, ext, OS.kLSRolesAll, fsRef, null) == OS.noErr) {
 				Program program = getProgram(fsRef);
 				if (program != null && bundles.get(program.getName()) == null) {
 					bundles.put(program.getName(), program);
 					fsRef = new byte[80];
 				}
 			}
 			if (OS.VERSION >= 0x1040) {
 				int utis = OS.UTTypeCreateAllIdentifiersForTag(OS.kUTTagClassFilenameExtension(), ext, 0);
 				if (utis != 0) {
 					int utiCount = OS.CFArrayGetCount(utis);
 					for (int j = 0; j < utiCount; j++) {
 						int uti = OS.CFArrayGetValueAtIndex(utis, j);
 						if (uti != 0) {
 							int apps = OS.LSCopyAllRoleHandlersForContentType(uti, OS.kLSRolesAll);
 							if (apps != 0) {
 								int appCount = OS.CFArrayGetCount(apps);
 								for (int k = 0; k < appCount; k++) {
 									int app = OS.CFArrayGetValueAtIndex(apps, k);
 									if (app != 0) {;
 										if (OS.LSFindApplicationForInfo(OS.kLSUnknownCreator, app, 0, fsRef, null) == OS.noErr) {
 											Program program = getProgram(fsRef);
 											if (program != null && bundles.get(program.getName()) == null) {
 												bundles.put(program.getName(), program);
 												fsRef = new byte[80];
 											}
 										}
 									}
 								}
 								OS.CFRelease(apps);
 							}
 						}
 					}
 					OS.CFRelease(utis);
 				}
 			}
 			OS.CFRelease(ext);
 		}
 	}
 	int count = 0;
 	Program[] programs = new Program[bundles.size()];
 	Enumeration values = bundles.elements();
 	while (values.hasMoreElements()) {
 		programs[count++] = (Program)values.nextElement();
 	}
 	return programs;
 }

 /**
  * Launches the executable associated with the file in
  * the operating system.  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
  * @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) {
 	if (fileName == null) SWT.error (SWT.ERROR_NULL_ARGUMENT);
 	int rc = -1;
 	if (fileName.indexOf(':') == -1) fileName = "file://" + fileName;
 	char[] chars = new char[fileName.length()];
 	fileName.getChars(0, chars.length, chars, 0);
 	int str = OS.CFStringCreateWithCharacters(0, chars, chars.length);
 	if (str != 0) {
 		int escapedStr = OS.CFURLCreateStringByAddingPercentEscapes(OS.kCFAllocatorDefault, str, 0, 0, OS.kCFStringEncodingUTF8);
 		if (escapedStr != 0) {
 			int url = OS.CFURLCreateWithString(OS.kCFAllocatorDefault, escapedStr, 0);
 			if (url != 0) {
 				rc = OS.LSOpenCFURLRef(url, null);
 				OS.CFRelease(url);
 			}
 			OS.CFRelease(escapedStr);
 		}
 		OS.CFRelease(str);
 	}
 	return rc == OS.noErr;
 }

 /**
  * 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);
 	if (OS.VERSION < 0x1040) return launch(fileName);
 	int rc = -1;
 	int fsRefPtr = OS.NewPtr(fsRef.length);
 	if (fsRefPtr != 0) {
 		OS.memcpy(fsRefPtr, fsRef, fsRef.length);
 		LSApplicationParameters params = new LSApplicationParameters();
 		params.version = 0;
 		params.flags = 0;
 		params.application = fsRefPtr;
 		if (fileName.length() == 0) {
 			rc = OS.LSOpenApplication(params, null);
 		} else {
 			if (fileName.indexOf(':') == -1) fileName = "file://" + fileName;
 			char[] chars = new char[fileName.length()];
 			fileName.getChars(0, chars.length, chars, 0);
 			int str = OS.CFStringCreateWithCharacters(0, chars, chars.length);
 			if (str != 0) {
 				int escapedStr = OS.CFURLCreateStringByAddingPercentEscapes(OS.kCFAllocatorDefault, str, 0, 0, OS.kCFStringEncodingUTF8);
 				if (escapedStr != 0) {
 					int urls = OS.CFArrayCreateMutable(OS.kCFAllocatorDefault, 1, 0);
 					if (urls != 0) {
 						int url = OS.CFURLCreateWithString(OS.kCFAllocatorDefault, escapedStr, 0);
 						if (url != 0) {
 							OS.CFArrayAppendValue(urls, url);
 							rc = OS.LSOpenURLsWithRole(urls, OS.kLSRolesAll, 0, params, null, 0);
 						}
 						OS.CFRelease(urls);
 					}
 					OS.CFRelease(escapedStr);
 				}
 				OS.CFRelease(str);
 			}
 		}
 		OS.DisposePtr(fsRefPtr);
 	}
 	return rc == OS.noErr;
 }

 ImageData createImageFromFamily (int family, int type, int maskType, int width, int height) {
 	int dataHandle = OS.NewHandle (0);
 	int result = OS.GetIconFamilyData (family, type, dataHandle);
 	if (result != OS.noErr) {
 		OS.DisposeHandle (dataHandle);
 		return null;
 	}
 	int maskHandle = OS.NewHandle (0);
 	result = OS.GetIconFamilyData (family, maskType, maskHandle);
 	if (result != OS.noErr) {
 		OS.DisposeHandle (maskHandle);
 		OS.DisposeHandle (dataHandle);
 		return null;
 	}
 	int dataSize = OS.GetHandleSize (dataHandle);
 	OS.HLock (dataHandle);
 	OS.HLock (maskHandle);
 	int[] iconPtr = new int [1];
 	int[] maskPtr = new int [1];
 	OS.memcpy (iconPtr, dataHandle, 4);
 	OS.memcpy (maskPtr, maskHandle, 4);
 	byte[] data = new byte[dataSize];
 	OS.memcpy (data, iconPtr [0], dataSize);
 	byte[] alphaData = new byte[width * height];
 	OS.memcpy(alphaData, maskPtr[0], alphaData.length);
 	OS.HUnlock (maskHandle);
 	OS.HUnlock (dataHandle);
 	OS.DisposeHandle (maskHandle);
 	OS.DisposeHandle (dataHandle);

 	ImageData image = new ImageData(width, height, 32, new PaletteData(0xFF0000, 0xFF00, 0xFF), 4, data);
 	image.alphaData = alphaData;

 	return image;
 }

 /**
  * 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 () {
 	int[] iconRef = new int[1];
 	OS.GetIconRefFromFileInfo(fsRef, 0, null, 0, 0, 0, iconRef, null);
 	int[] family = new int[1];
 	int rc = OS.IconRefToIconFamily(iconRef[0], OS.kSelectorAlLAvailableData, family);
 	OS.ReleaseIconRef(iconRef[0]);
 	if (rc != OS.noErr) return null;
 //	ImageData result = createImageFromFamily(family[0], OS.kLarge32BitData, OS.kLarge8BitMask, 32, 32);
 	ImageData result = createImageFromFamily(family[0], OS.kSmall32BitData, OS.kSmall8BitMask, 16, 16);
 	OS.DisposeHandle(family[0]);
 	if (result == null) {
 		RGB[] rgbs = new RGB[] {
 			new RGB(0xff, 0xff, 0xff),
 			new RGB(0x5f, 0x5f, 0x5f),
 			new RGB(0x80, 0x80, 0x80),
 			new RGB(0xC0, 0xC0, 0xC0),
 			new RGB(0xDF, 0xDF, 0xBF),
 			new RGB(0xFF, 0xDF, 0x9F),
 			new RGB(0x00, 0x00, 0x00),
 		};
 		result = new ImageData(16, 16, 4, new PaletteData(rgbs)	);
 		result.transparentPixel = 6; // use black for transparency
 		String[] p= {
 			"CCCCCCCCGGG",
 			"CFAAAAACBGG",
 			"CAAAAAACFBG",
 			"CAAAAAACBBB",
 			"CAAAAAAAAEB",
 			"CAAAAAAAAEB",
 			"CAAAAAAAAEB",
 			"CAAAAAAAAEB",
 			"CAAAAAAAAEB",
 			"CAAAAAAAAEB",
 			"CAAAAAAAAEB",
 			"CAAAAAAAAEB",
 			"CDDDDDDDDDB",
 			"CBBBBBBBBBB",
 		};
 		for (int y= 0; y < p.length; y++) {
 			for (int x= 0; x < 11; x++) {
 				result.setPixel(x+3, y+1, p[y].charAt(x)-'A');
 			}
 		}
 	}
 	return result;
 }

 /**
  * 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;
 }

 static Program getProgram(byte[] fsRef) {
 	String name = "";
 	int[] namePtr = new int[1];
 	OS.LSCopyDisplayNameForRef(fsRef, namePtr);
 	if (namePtr[0] != 0) {
 		int length = OS.CFStringGetLength(namePtr[0]);
 		if (length != 0) {
 			char[] buffer= new char[length];
 			CFRange range = new CFRange();
 			range.length = length;
 			OS.CFStringGetCharacters(namePtr[0], range, buffer);
 			name = new String(buffer);
 		}
 		OS.CFRelease(namePtr[0]);
 	}
 	Program program = new Program();
 	program.fsRef = fsRef;
 	program.name = name;
 	return program;
 }

 /**
  * 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) {
 		final Program program = (Program) other;
 		return name.equals(program.name);
 	}
 	return false;
 }

 /**
  * 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();
 }

 /**
  * 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 + "}";
 }

 }
	/*******************************************************************************
	* Copyright (c) 2000, 2006 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.internal.carbon.CFRange;
	import org.eclipse.swt.internal.carbon.LSApplicationParameters;
	import org.eclipse.swt.internal.carbon.OS;
	import org.eclipse.swt.*;
	import org.eclipse.swt.graphics.*;

	import java.util.Enumeration;
	import java.util.Hashtable;

	/**
	* Instances of this class represent programs and
	* their associated file extensions in the operating
	* system.
	*/
	public final class Program {
	String name;
	byte[] fsRef;

	/**
	* Prevents uninitialized instances from being created outside the package.
	*/
	Program () {
	}

	/**
	* 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) {
	if (extension == null) SWT.error (SWT.ERROR_NULL_ARGUMENT);
	if (extension.length () == 0) return null;
	char[] chars;
	if (extension.charAt (0) != '.') {
	chars = new char[extension.length()];
	extension.getChars(0, chars.length, chars, 0);
	} else {
	chars = new char[extension.length() - 1];
	extension.getChars(1, extension.length(), chars, 0);
	}
	int ext = OS.CFStringCreateWithCharacters(OS.kCFAllocatorDefault, chars, chars.length);
	Program program = null;
	if (ext != 0) {
	byte[] fsRef = new byte[80];
	if (OS.LSGetApplicationForInfo(OS.kLSUnknownType, OS.kLSUnknownCreator, ext, OS.kLSRolesAll, fsRef, null) == OS.noErr) {
	program = getProgram(fsRef);
	}
	OS.CFRelease(ext);
	}
	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 new String [] {
	// From System-Declared Uniform Type Identifiers
	".txt",
	".rtf",
	".html",
	".htm",
	".xml",
	".c",
	".m",
	".cp", ".cpp", ".c++", ".cc", ".cxx",
	".mm",
	".h",
	".hpp",
	".h++",
	".hxx",
	".java",
	".jav",
	".s",
	".r",
	".defs",
	".mig",
	".exp",
	".js",
	".jscript",
	".javascript",
	".sh",
	".command",
	".csh",
	".pl",
	".pm",
	".py",
	".rb",
	".rbw",
	".php",
	".php3",
	".php4",
	".ph3",
	".ph4",
	".phtml",
	".jnlp",
	".applescript",
	".scpt",
	".o",
	".exe",
	".dll",
	".class",
	".jar",
	".qtz",
	".gtar",
	".tar",
	".gz",
	".gzip",
	".tgz",
	".hqx",
	".bin",
	".vcf",
	".vcard",
	".jpg",
	".jpeg",
	".jp2",
	".tif",
	".tiff",
	".pic",
	".pct",
	".pict",
	".pntg",
	".png",
	".xbm",
	".qif",
	".qtif",
	".icns",
	".mov",
	".qt",
	".avi",
	".vfw",
	".mpg",
	".mpeg",
	".m75",
	".m15",
	".mp4",
	".3gp",
	".3gpp",
	".3g2",
	".3gp2",
	".mp3",
	".m4a",
	".m4p",
	".m4b",
	".au",
	".ulw",
	".snd",
	".aifc",
	".aiff",
	".aif",
	".caf",
	".bundle",
	".app",
	".plugin",
	".mdimporter",
	".wdgt",
	".cpio",
	".zip",
	".framework",
	".rtfd",
	".dfont",
	".otf",
	".ttf",
	".ttc",
	".suit",
	".pfb",
	".pfa",
	".icc",
	".icm",
	".pf",
	".pdf",
	".ps",
	".eps",
	".psd",
	".ai",
	".gif",
	".bmp",
	".ico",
	".doc",
	".xls",
	".ppt",
	".wav",
	".wave",
	".asf",
	".wm",
	".wmv",
	".wmp",
	".wma",
	".asx",
	".wmx",
	".wvx",
	".wax",
	".key",
	".kth",
	".tga",
	".sgi",
	".exr",
	".fpx",
	".jfx",
	".efx",
	".sd2",
	".rm",
	".ram",
	".ra",
	".smil",
	".sit",
	".sitx",
	// Others
	".plist",
	".nib",
	".lproj",
	// iChat
	".iPhoto",
	// iChat
	".iChat",
	".chat",
	// acrobat reader
	".rmf",
	".xfdf",
	".fdf",
	// Chess
	".game",
	".pgn",
	// iCal
	".ics",
	".vcs",
	".aplmodel",
	".icbu",
	".icalevent",
	".icaltodo",
	// Mail
	".mailhold",
	".mbox",
	".imapmbox",
	".emlx",
	".mailextract",
	// Sherlock
	".sherlock",
	// Stickies
	".tpl",
	// System Preferences
	".prefPane",
	".sliderSaver",
	".saver",
	// Console
	".log",
	// Grapher
	".gcx",
	};
	}

	/**
	* 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 () {
	Hashtable bundles = new Hashtable();
	String[] extensions = getExtensions();
	byte[] fsRef = new byte[80];
	for (int i = 0; i < extensions.length; i++) {
	String extension = extensions[i];
	char[] chars = new char[extension.length() - 1];
	extension.getChars(1, extension.length(), chars, 0);
	int ext = OS.CFStringCreateWithCharacters(OS.kCFAllocatorDefault, chars, chars.length);
	if (ext != 0) {
	if (OS.LSGetApplicationForInfo(OS.kLSUnknownType, OS.kLSUnknownCreator, ext, OS.kLSRolesAll, fsRef, null) == OS.noErr) {
	Program program = getProgram(fsRef);
	if (program != null && bundles.get(program.getName()) == null) {
	bundles.put(program.getName(), program);
	fsRef = new byte[80];
	}
	}
	if (OS.VERSION >= 0x1040) {
	int utis = OS.UTTypeCreateAllIdentifiersForTag(OS.kUTTagClassFilenameExtension(), ext, 0);
	if (utis != 0) {
	int utiCount = OS.CFArrayGetCount(utis);
	for (int j = 0; j < utiCount; j++) {
	int uti = OS.CFArrayGetValueAtIndex(utis, j);
	if (uti != 0) {
	int apps = OS.LSCopyAllRoleHandlersForContentType(uti, OS.kLSRolesAll);
	if (apps != 0) {
	int appCount = OS.CFArrayGetCount(apps);
	for (int k = 0; k < appCount; k++) {
	int app = OS.CFArrayGetValueAtIndex(apps, k);
	if (app != 0) {;
	if (OS.LSFindApplicationForInfo(OS.kLSUnknownCreator, app, 0, fsRef, null) == OS.noErr) {
	Program program = getProgram(fsRef);
	if (program != null && bundles.get(program.getName()) == null) {
	bundles.put(program.getName(), program);
	fsRef = new byte[80];
	}
	}
	}
	}
	OS.CFRelease(apps);
	}
	}
	}
	OS.CFRelease(utis);
	}
	}
	OS.CFRelease(ext);
	}
	}
	int count = 0;
	Program[] programs = new Program[bundles.size()];
	Enumeration values = bundles.elements();
	while (values.hasMoreElements()) {
	programs[count++] = (Program)values.nextElement();
	}
	return programs;
	}

	/**
	* Launches the executable associated with the file in
	* the operating system. 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
	* @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) {
	if (fileName == null) SWT.error (SWT.ERROR_NULL_ARGUMENT);
	int rc = -1;
	if (fileName.indexOf(':') == -1) fileName = "file://" + fileName;
	char[] chars = new char[fileName.length()];
	fileName.getChars(0, chars.length, chars, 0);
	int str = OS.CFStringCreateWithCharacters(0, chars, chars.length);
	if (str != 0) {
	int escapedStr = OS.CFURLCreateStringByAddingPercentEscapes(OS.kCFAllocatorDefault, str, 0, 0, OS.kCFStringEncodingUTF8);
	if (escapedStr != 0) {
	int url = OS.CFURLCreateWithString(OS.kCFAllocatorDefault, escapedStr, 0);
	if (url != 0) {
	rc = OS.LSOpenCFURLRef(url, null);
	OS.CFRelease(url);
	}
	OS.CFRelease(escapedStr);
	}
	OS.CFRelease(str);
	}
	return rc == OS.noErr;
	}

	/**
	* 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);
	if (OS.VERSION < 0x1040) return launch(fileName);
	int rc = -1;
	int fsRefPtr = OS.NewPtr(fsRef.length);
	if (fsRefPtr != 0) {
	OS.memcpy(fsRefPtr, fsRef, fsRef.length);
	LSApplicationParameters params = new LSApplicationParameters();
	params.version = 0;
	params.flags = 0;
	params.application = fsRefPtr;
	if (fileName.length() == 0) {
	rc = OS.LSOpenApplication(params, null);
	} else {
	if (fileName.indexOf(':') == -1) fileName = "file://" + fileName;
	char[] chars = new char[fileName.length()];
	fileName.getChars(0, chars.length, chars, 0);
	int str = OS.CFStringCreateWithCharacters(0, chars, chars.length);
	if (str != 0) {
	int escapedStr = OS.CFURLCreateStringByAddingPercentEscapes(OS.kCFAllocatorDefault, str, 0, 0, OS.kCFStringEncodingUTF8);
	if (escapedStr != 0) {
	int urls = OS.CFArrayCreateMutable(OS.kCFAllocatorDefault, 1, 0);
	if (urls != 0) {
	int url = OS.CFURLCreateWithString(OS.kCFAllocatorDefault, escapedStr, 0);
	if (url != 0) {
	OS.CFArrayAppendValue(urls, url);
	rc = OS.LSOpenURLsWithRole(urls, OS.kLSRolesAll, 0, params, null, 0);
	}
	OS.CFRelease(urls);
	}
	OS.CFRelease(escapedStr);
	}
	OS.CFRelease(str);
	}
	}
	OS.DisposePtr(fsRefPtr);
	}
	return rc == OS.noErr;
	}

	ImageData createImageFromFamily (int family, int type, int maskType, int width, int height) {
	int dataHandle = OS.NewHandle (0);
	int result = OS.GetIconFamilyData (family, type, dataHandle);
	if (result != OS.noErr) {
	OS.DisposeHandle (dataHandle);
	return null;
	}
	int maskHandle = OS.NewHandle (0);
	result = OS.GetIconFamilyData (family, maskType, maskHandle);
	if (result != OS.noErr) {
	OS.DisposeHandle (maskHandle);
	OS.DisposeHandle (dataHandle);
	return null;
	}
	int dataSize = OS.GetHandleSize (dataHandle);
	OS.HLock (dataHandle);
	OS.HLock (maskHandle);
	int[] iconPtr = new int [1];
	int[] maskPtr = new int [1];
	OS.memcpy (iconPtr, dataHandle, 4);
	OS.memcpy (maskPtr, maskHandle, 4);
	byte[] data = new byte[dataSize];
	OS.memcpy (data, iconPtr [0], dataSize);
	byte[] alphaData = new byte[width * height];
	OS.memcpy(alphaData, maskPtr[0], alphaData.length);
	OS.HUnlock (maskHandle);
	OS.HUnlock (dataHandle);
	OS.DisposeHandle (maskHandle);
	OS.DisposeHandle (dataHandle);

	ImageData image = new ImageData(width, height, 32, new PaletteData(0xFF0000, 0xFF00, 0xFF), 4, data);
	image.alphaData = alphaData;

	return image;
	}

	/**
	* 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 () {
	int[] iconRef = new int[1];
	OS.GetIconRefFromFileInfo(fsRef, 0, null, 0, 0, 0, iconRef, null);
	int[] family = new int[1];
	int rc = OS.IconRefToIconFamily(iconRef[0], OS.kSelectorAlLAvailableData, family);
	OS.ReleaseIconRef(iconRef[0]);
	if (rc != OS.noErr) return null;
	// ImageData result = createImageFromFamily(family[0], OS.kLarge32BitData, OS.kLarge8BitMask, 32, 32);
	ImageData result = createImageFromFamily(family[0], OS.kSmall32BitData, OS.kSmall8BitMask, 16, 16);
	OS.DisposeHandle(family[0]);
	if (result == null) {
	RGB[] rgbs = new RGB[] {
	new RGB(0xff, 0xff, 0xff),
	new RGB(0x5f, 0x5f, 0x5f),
	new RGB(0x80, 0x80, 0x80),
	new RGB(0xC0, 0xC0, 0xC0),
	new RGB(0xDF, 0xDF, 0xBF),
	new RGB(0xFF, 0xDF, 0x9F),
	new RGB(0x00, 0x00, 0x00),
	};
	result = new ImageData(16, 16, 4, new PaletteData(rgbs) );
	result.transparentPixel = 6; // use black for transparency
	String[] p= {
	"CCCCCCCCGGG",
	"CFAAAAACBGG",
	"CAAAAAACFBG",
	"CAAAAAACBBB",
	"CAAAAAAAAEB",
	"CAAAAAAAAEB",
	"CAAAAAAAAEB",
	"CAAAAAAAAEB",
	"CAAAAAAAAEB",
	"CAAAAAAAAEB",
	"CAAAAAAAAEB",
	"CAAAAAAAAEB",
	"CDDDDDDDDDB",
	"CBBBBBBBBBB",
	};
	for (int y= 0; y < p.length; y++) {
	for (int x= 0; x < 11; x++) {
	result.setPixel(x+3, y+1, p[y].charAt(x)-'A');
	}
	}
	}
	return result;
	}

	/**
	* 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;
	}

	static Program getProgram(byte[] fsRef) {
	String name = "";
	int[] namePtr = new int[1];
	OS.LSCopyDisplayNameForRef(fsRef, namePtr);
	if (namePtr[0] != 0) {
	int length = OS.CFStringGetLength(namePtr[0]);
	if (length != 0) {
	char[] buffer= new char[length];
	CFRange range = new CFRange();
	range.length = length;
	OS.CFStringGetCharacters(namePtr[0], range, buffer);
	name = new String(buffer);
	}
	OS.CFRelease(namePtr[0]);
	}
	Program program = new Program();
	program.fsRef = fsRef;
	program.name = name;
	return program;
	}

	/**
	* 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) {
	final Program program = (Program) other;
	return name.equals(program.name);
	}
	return false;
	}

	/**
	* 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();
	}

	/**
	* 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 + "}";
	}

	}