Attachment 58942 Details for Bug 174121 – Patch to add resource callbacks

[patch] Patch to add resource callbacks

GDI_listener.txt (text/plain), 4.17 KB, created by Chris Grindstaff

on 2007-02-13 23:12:57 EST

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Creator: Chris Grindstaff

Created: 2007-02-13 23:12:57 EST

Size: 4.17 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.swt
>Index: Eclipse SWT/win32/org/eclipse/swt/graphics/Device.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/graphics/Device.java,v
>retrieving revision 1.47
>diff -u -r1.47 Device.java
>--- Eclipse SWT/win32/org/eclipse/swt/graphics/Device.java	14 Dec 2006 16:42:09 -0000	1.47
>+++ Eclipse SWT/win32/org/eclipse/swt/graphics/Device.java	14 Feb 2007 04:02:43 -0000
>@@ -14,6 +14,7 @@
> import org.eclipse.swt.internal.*;
> import org.eclipse.swt.internal.gdip.*;
> import org.eclipse.swt.internal.win32.*;
>+import org.eclipse.swt.widgets.Listener;
> import org.eclipse.swt.*;
> 
> /**
>@@ -30,6 +31,7 @@
> 	boolean tracking = DEBUG;
> 	Error [] errors;
> 	Object [] objects;
>+	Listener listener;
> 	
> 	/**
> 	 * Palette 
>@@ -125,6 +127,7 @@
> 		if (data != null) {
> 			debug = data.debug;
> 			tracking = data.tracking;
>+			listener = data.listener;
> 		}
> 		create (data);
> 		init ();
>@@ -270,6 +273,13 @@
> void dispose_Object (Object object) {
> 	for (int i=0; i<objects.length; i++) {
> 		if (objects [i] == object) {
>+			if(listener != null) {
>+				Event event = new ResourceEvent(object);
>+				event.time = OS.GetMessageTime();
>+				event.data = errors[i];
>+				event.type = SWT.Dispose;
>+				listener.handleEvent(event);
>+			}
> 			objects [i] = null;
> 			errors [i] = null;
> 			return;
>@@ -779,11 +789,43 @@
> 	return OS.AddFontResourceExW (buffer, OS.FR_PRIVATE, 0) != 0;
> }
> 
>+/**
>+ * Loads the font specified by a file.  The font will be
>+ * present in the list of fonts available to the application.
>+ *
>+ * @param path the font file path
>+ * @return whether the font was successfully loaded
>+ *
>+ * @exception SWTException <ul>
>+ *    <li>ERROR_NULL_ARGUMENT - if path is null</li>
>+ *    <li>ERROR_DEVICE_DISPOSED - if the receiver has been disposed</li>
>+ * </ul>
>+ *
>+ * @see Font
>+ * 
>+ * @since 3.3
>+ */
>+public boolean loadFont (String path) {
>+	checkDevice();
>+	if (path == null) SWT.error (SWT.ERROR_NULL_ARGUMENT);
>+	int length = path.length ();
>+	char[] buffer = new char [length + 1];
>+	path.getChars (0, length, buffer, 0);
>+	return OS.AddFontResourceExW (buffer, OS.FR_PRIVATE, 0) != 0;
>+}
>+
> void new_Object (Object object) {
> 	for (int i=0; i<objects.length; i++) {
> 		if (objects [i] == null) {
> 			objects [i] = object;
> 			errors [i] = new Error ();
>+			if(listener != null) {
>+				Event event = new ResourceEvent(object);
>+				event.time = OS.GetMessageTime();
>+				event.type = SWT.Show;
>+				event.data = errors[i];
>+				listener.handleEvent(event);
>+			}
> 			return;
> 		}
> 	}
>Index: Eclipse SWT/win32/org/eclipse/swt/graphics/DeviceData.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/graphics/DeviceData.java,v
>retrieving revision 1.7
>diff -u -r1.7 DeviceData.java
>--- Eclipse SWT/win32/org/eclipse/swt/graphics/DeviceData.java	28 Feb 2005 21:50:52 -0000	1.7
>+++ Eclipse SWT/win32/org/eclipse/swt/graphics/DeviceData.java	14 Feb 2007 04:02:43 -0000
>@@ -10,6 +10,8 @@
>  *******************************************************************************/
> package org.eclipse.swt.graphics;
> 
>+import org.eclipse.swt.widgets.Listener;
>+
> 
> public class DeviceData {
> 	/*
>@@ -20,4 +22,5 @@
> 	public boolean tracking;
> 	public Error [] errors;
> 	public Object [] objects;
>+	public Listener listener;
> }
>Index: Eclipse SWT/common/org/eclipse/swt/graphics/ResourceEvent.java
>===================================================================
>RCS file: Eclipse SWT/common/org/eclipse/swt/graphics/ResourceEvent.java
>diff -N Eclipse SWT/common/org/eclipse/swt/graphics/ResourceEvent.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ Eclipse SWT/common/org/eclipse/swt/graphics/ResourceEvent.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,13 @@
>+package org.eclipse.swt.graphics;
>+import org.eclipse.swt.widgets.Event;
>+
>+
>+public class ResourceEvent extends Event {
>+	public Object resource;
>+
>+	public ResourceEvent(Object resource) {
>+		super();
>+		this.resource = resource;
>+	}
>+	
>+}

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Attachments on bug 174121: 58942 | 59072