diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/Widget.java')
| -rwxr-xr-x | bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/Widget.java | 122 |
1 files changed, 106 insertions, 16 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/Widget.java b/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/Widget.java index 7f80b5e68d..1ca65f7b66 100755 --- a/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/Widget.java +++ b/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/widgets/Widget.java @@ -1,10 +1,11 @@ package org.eclipse.swt.widgets;
/*
- * Licensed Materials - Property of IBM,
- * (c) Copyright IBM Corp. 1998, 2001 All Rights Reserved
+ * (c) Copyright IBM Corp. 2000, 2001.
+ * All Rights Reserved
*/
+import org.eclipse.swt.internal.*;
import org.eclipse.swt.internal.photon.*;
import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
@@ -14,12 +15,16 @@ import java.util.EventListener; public abstract class Widget {
public int handle;
- int style;
+ int style, state;
EventTable eventTable;
Object data;
String [] keys;
Object [] values;
+ static final int DISPOSED = 0x00000001;
+ static final int HANDLE = 0x00000002;
+ static final int CANVAS = 0x00000004;
+
static final int DEFAULT_WIDTH = 64;
static final int DEFAULT_HEIGHT = 64;
@@ -99,6 +104,48 @@ void createHandle (int index) { /* Do nothing */
}
+int createToolTip (String string, int handle, byte [] font) {
+ if (string == null || string.length () == 0 || handle == 0) {
+ return 0;
+ }
+
+ int shellHandle = OS.PtFindDisjoint (handle);
+ byte [] buffer = Converter.wcsToMbcs (null, string, true);
+ Display display = getDisplay ();
+ int fill = display.INFO_BACKGROUND;
+ int text_color = display.INFO_FOREGROUND;
+ int toolTipHandle = OS.PtInflateBalloon (shellHandle, handle, OS.Pt_BALLOON_RIGHT, buffer, font, fill, text_color);
+
+ /*
+ * Feature in Photon. The position of the inflated balloon
+ * is relative to the widget position and not to the cursor
+ * position. The fix is to re-position the balloon.
+ */
+ int ig = OS.PhInputGroup (0);
+ PhCursorInfo_t info = new PhCursorInfo_t ();
+ OS.PhQueryCursor ((short)ig, info);
+ short [] absX = new short [1], absY = new short [1];
+ OS.PtGetAbsPosition (shellHandle, absX, absY);
+ int x = info.pos_x - absX [0] + 16;
+ int y = info.pos_y - absY [0] + 16;
+ PhArea_t shellArea = new PhArea_t ();
+ OS.PtWidgetArea (shellHandle, shellArea);
+ PhArea_t toolTipArea = new PhArea_t ();
+ OS.PtWidgetArea (toolTipHandle, toolTipArea);
+ x = Math.max (0, Math.min (x, shellArea.size_w - toolTipArea.size_w));
+ y = Math.max (0, Math.min (y, shellArea.size_h - toolTipArea.size_h));
+ PhPoint_t pt = new PhPoint_t ();
+ pt.x = (short) x;
+ pt.y = (short) y;
+ int ptr = OS.malloc (PhPoint_t.sizeof);
+ OS.memmove (ptr, pt, PhPoint_t.sizeof);
+ int [] args = {OS.Pt_ARG_POS, ptr, 0};
+ OS.PtSetResources (toolTipHandle, args.length / 3, args);
+ OS.free (ptr);
+
+ return toolTipHandle;
+}
+
void createWidget (int index) {
createHandle (index);
hookEvents ();
@@ -110,6 +157,10 @@ void deregister () { WidgetTable.remove (handle);
}
+void destroyToolTip (int toolTipHandle) {
+ if (toolTipHandle != 0) OS.PtDestroyWidget (toolTipHandle);
+}
+
void destroyWidget () {
int topHandle = topHandle ();
releaseHandle ();
@@ -119,8 +170,12 @@ void destroyWidget () { }
public void dispose () {
+ /*
+ * Note: It is valid to attempt to dispose a widget
+ * more than once. If this happens, fail silently.
+ */
+ if (!isValidWidget ()) return;
if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS);
- if (!isValidWidget ()) error (SWT.ERROR_WIDGET_DISPOSED);
releaseChild ();
releaseWidget ();
destroyWidget ();
@@ -176,7 +231,9 @@ void hookEvents () { }
public boolean isDisposed () {
- return handle == 0;
+ if (handle != 0) return false;
+ if ((state & HANDLE) != 0) return true;
+ return (state & DISPOSED) != 0;
}
boolean isValidSubclass () {
@@ -194,7 +251,9 @@ boolean isValidThread () { }
boolean isValidWidget () {
- return true /*handle != 0*/;
+ if (handle != 0) return true;
+ if ((state & HANDLE) != 0) return false;
+ return (state & DISPOSED) == 0;
}
public void notifyListeners (int eventType, Event event) {
@@ -222,6 +281,14 @@ void postEvent (int eventType, Event event) { getDisplay ().postEvent (event);
}
+int processActivate (int info) {
+ return OS.Pt_CONTINUE;
+}
+
+int processArm (int info) {
+ return OS.Pt_CONTINUE;
+}
+
int processDefaultSelection (int info) {
return OS.Pt_CONTINUE;
}
@@ -238,13 +305,18 @@ int processHide (int info) { return OS.Pt_CONTINUE;
}
+int processHotkey (int data, int info) {
+ return OS.Pt_CONTINUE;
+}
+
int processKey (int info) {
return OS.Pt_CONTINUE;
}
-int processEvent (int data, int info) {
+int processEvent (int widget, int data, int info) {
switch (data) {
-// case SWT.Arm: return processArm (info);
+ case SWT.Activate: return processActivate (info);
+ case SWT.Arm: return processArm (info);
// case SWT.Dispose: return processDispose (info);
case SWT.DefaultSelection: return processDefaultSelection (info);
case SWT.FocusIn: return processFocusIn (info);
@@ -265,7 +337,6 @@ int processEvent (int data, int info) { case SWT.Show: return processShow (info);
case SWT.Selection: return processSelection (info);
case SWT.Verify: return processVerify (info);
- case -1: return processShellResize (info);
}
return OS.Pt_CONTINUE;
}
@@ -298,10 +369,6 @@ int processShow (int info) { return OS.Pt_CONTINUE;
}
-int processShellResize (int info) {
- return OS.Pt_CONTINUE;
-}
-
int processSelection (int info) {
return OS.Pt_CONTINUE;
}
@@ -321,14 +388,16 @@ void register () { void releaseHandle () {
handle = 0;
-// state |= DISPOSED;
+ state |= DISPOSED;
}
void releaseWidget () {
sendEvent (SWT.Dispose);
-// state |= DISPOSED;
+ deregister ();
eventTable = null;
data = null;
+ keys = null;
+ values = null;
}
public void removeListener (int eventType, Listener handler) {
@@ -355,6 +424,27 @@ public void removeDisposeListener (DisposeListener listener) { eventTable.unhook (SWT.Dispose, listener);
}
+void replaceMnemonic (int mnemonic, int mods) {
+ Display display = getDisplay ();
+ int [] args = {OS.Pt_ARG_ACCEL_KEY, 0, 0};
+ OS.PtGetResources (handle, args.length / 3, args);
+ if (args [1] != 0) {
+ int length = OS.strlen (args [1]);
+ if (length > 0) {
+ byte [] buffer = new byte [length];
+ OS.memmove (buffer, args [1], length);
+ char [] accelText = Converter.mbcsToWcs (null, buffer);
+ if (accelText.length > 0) {
+ char key = Character.toLowerCase (accelText [0]);
+ OS.PtRemoveHotkeyHandler (handle, key, 0, (short)0, SWT.Activate, display.windowProc);
+ }
+ }
+ }
+ if (mnemonic == 0) return;
+ char key = Character.toLowerCase ((char)mnemonic);
+ OS.PtAddHotkeyHandler (handle, key, mods, (short)0, SWT.Activate, display.windowProc);
+}
+
void sendEvent (int eventType) {
if (eventTable == null) return;
sendEvent (eventType, new Event ());
@@ -438,4 +528,4 @@ int topHandle () { return handle;
}
-}
\ No newline at end of file +} |