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-rwxr-xr-xaccessibility/bridge/org/openoffice/accessibility/AccessBridge.java146
1 files changed, 97 insertions, 49 deletions
diff --git a/accessibility/bridge/org/openoffice/accessibility/AccessBridge.java b/accessibility/bridge/org/openoffice/accessibility/AccessBridge.java
index 681cde0053ca..b3ee0261445d 100755
--- a/accessibility/bridge/org/openoffice/accessibility/AccessBridge.java
+++ b/accessibility/bridge/org/openoffice/accessibility/AccessBridge.java
@@ -2,9 +2,9 @@
*
* $RCSfile: AccessBridge.java,v $
*
- * $Revision: 1.9 $
+ * $Revision: 1.10 $
*
- * last change: $Author: obr $ $Date: 2002-10-08 06:50:15 $
+ * last change: $Author: obr $ $Date: 2002-12-06 11:31:37 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
@@ -85,8 +85,7 @@ import java.lang.reflect.InvocationTargetException;
public class AccessBridge {
- // Needed to attach the accessibility event monitor to all windows
- static XTopWindowListener xTopWindowListener = null;
+
//
static public class _AccessBridge implements XAccessibleTopWindowMap, XInitialization {
@@ -95,9 +94,66 @@ public class AccessBridge {
XMultiServiceFactory serviceManager;
java.util.Hashtable frameMap;
+ AccessibleObjectFactory factory;
+
+ protected class JABWEventListener implements java.awt.event.AWTEventListener {
+ Method registerVirtualFrame;
+ Method revokeVirtualFrame;
+
+ // On Windows all native frames must be registered to the access bridge. Therefor
+ // the bridge exports two methods that we try to find here.
+ public JABWEventListener() {
+ try {
+ Class bridge = Class.forName("com.sun.java.accessibility.AccessBridge");
+ Class[] parameterTypes = { javax.accessibility.Accessible.class, Integer.class };
+
+ if (bridge != null) {
+ registerVirtualFrame = bridge.getMethod("registerVirtualFrame", parameterTypes);
+ revokeVirtualFrame = bridge.getMethod("revokeVirtualFrame", parameterTypes);
+ }
+ } catch (NoSuchMethodException e) {
+ System.err.println("ERROR: incompatible AccessBridge found: " + e.getMessage());
+
+ // Forward this exception to UNO to indicate that the service will not work correctly.
+ throw new com.sun.star.uno.RuntimeException("incompatible AccessBridge class: " + e.getMessage());
+ } catch (java.lang.SecurityException e) {
+ System.err.println("ERROR: no access to AccessBridge: " + e.getMessage());
+
+ // Forward this exception to UNO to indicate that the service will not work correctly.
+ throw new com.sun.star.uno.RuntimeException("Security exception caught: " + e.getMessage());
+ } catch(ClassNotFoundException e) {
+ // Forward this exception to UNO to indicate that the service will not work correctly.
+ throw new com.sun.star.uno.RuntimeException("ClassNotFound exception caught: " + e.getMessage());
+ }
+ }
+
+ public void eventDispatched(java.awt.AWTEvent e) {
+ switch (e.getID()) {
+ case java.awt.event.WindowEvent.WINDOW_OPENED:
+ if (Build.DEBUG) {
+ System.err.println("retrieved WINDOW_OPENED");
+ }
+ break;
+ case java.awt.event.WindowEvent.WINDOW_CLOSED:
+ break;
+ case java.awt.event.WindowEvent.WINDOW_GAINED_FOCUS:
+ if (Build.DEBUG) {
+ System.err.println("retrieved WINDOW_GAINED_FOCUS");
+ }
+ case java.awt.event.FocusEvent.FOCUS_GAINED:
+ if (Build.DEBUG) {
+ System.err.println("retrieved FOCUS_GAINED");
+ }
+ default:
+ break;
+ }
+ }
+ }
+
public _AccessBridge(XMultiServiceFactory xMultiServiceFactory) {
serviceManager = xMultiServiceFactory;
frameMap = new java.util.Hashtable();
+ factory = AccessibleObjectFactory.getDefault();
}
/*
@@ -135,25 +191,20 @@ public class AccessBridge {
try {
// The office sometimes registers frames more than once, so check here if already done
Integer handle = new Integer(AnyConverter.toInt(any));
- if( ! frameMap.containsKey(handle) ) {
+ if (! frameMap.containsKey(handle)) {
if( Build.DEBUG ) {
System.out.println("register native frame: " + handle);
}
- // Needed to attach C++ accessibility event monitor. This is extremly important to avoid
- // deadlocks with frames that are not created in the VCL main thread, because they use a
- // synchronous SendMessage call with acquired SolarMutex !!!
-// if( xTopWindowListener != null ) {
-// xTopWindow.addTopWindowListener(xTopWindowListener);
-// }
-
- // Add the window fake object as top window listener to receive activate/deactivate events
- frameMap.put(handle, new WindowFake(xAccessible, xTopWindow));
+ java.awt.Window w = factory.getTopWindow(xAccessible);
+ if (w != null) {
+ frameMap.put(handle, w);
+ }
}
- }
-
- catch(com.sun.star.lang.IllegalArgumentException exception) {
- System.err.println("IllegalArgumentException caught: " + exception.getMessage());
+ } catch (com.sun.star.lang.IllegalArgumentException e) {
+ System.err.println("IllegalArgumentException caught: " + e.getMessage());
+ } catch (java.lang.Exception e) {
+ System.err.println("Exception caught: " + e.getMessage());
}
}
@@ -162,15 +213,17 @@ public class AccessBridge {
Integer handle = new Integer(AnyConverter.toInt(any));
// Remember the accessible object associated to this frame
- WindowFake w = (WindowFake) frameMap.remove(handle);
+ java.awt.Window w = (java.awt.Window) frameMap.remove(handle);
- if( w != null && Build.DEBUG ) {
- System.out.println("revoke native frame: " + handle);
- }
- }
+ if (w != null) {
+ if (Build.DEBUG) {
+ System.out.println("revoke native frame: " + handle);
+ }
- catch(com.sun.star.lang.IllegalArgumentException exception) {
- System.err.println("IllegalArgumentException caught: " + exception.getMessage());
+ w.dispose();
+ }
+ } catch (com.sun.star.lang.IllegalArgumentException e) {
+ System.err.println("IllegalArgumentException caught: " + e.getMessage());
}
}
}
@@ -182,6 +235,9 @@ public class AccessBridge {
public _WinAccessBridge(XMultiServiceFactory xMultiServiceFactory) {
super(xMultiServiceFactory);
+ java.awt.Toolkit tk = java.awt.Toolkit.getDefaultToolkit();
+ tk.addAWTEventListener(new JABWEventListener(), java.awt.AWTEvent.WINDOW_EVENT_MASK);
+
// On Windows all native frames must be registered to the access bridge. Therefor
// the bridge exports two methods that we try to find here.
try {
@@ -216,9 +272,9 @@ public class AccessBridge {
}
// Registers the native frame at the Windows access bridge
- protected void registerAccessibleNativeFrameImpl(Integer handle, WindowFake w) {
+ protected void registerAccessibleNativeFrameImpl(Integer handle, Accessible a) {
// register this frame to the access bridge
- Object[] args = { w, handle };
+ Object[] args = { a, handle };
try {
registerVirtualFrame.invoke(null, args);
@@ -238,8 +294,8 @@ public class AccessBridge {
}
// Revokes the native frame from the Windows access bridge
- protected void revokeAccessibleNativeFrameImpl(Integer handle, WindowFake w) {
- Object[] args = { w, handle };
+ protected void revokeAccessibleNativeFrameImpl(Integer handle, Accessible a) {
+ Object[] args = { a, handle };
try {
revokeVirtualFrame.invoke(null, args);
@@ -267,24 +323,19 @@ public class AccessBridge {
// The office sometimes registers frames more than once, so check here if already done
Integer handle = new Integer(AnyConverter.toInt(any));
if( ! frameMap.containsKey(handle) ) {
- // Needed to attach C++ accessibility event monitor. This is extremly important to avoid
- // deadlocks with frames that are not created in the VCL main thread, because they use a
- // synchronous SendMessage call with acquired SolarMutex !!!
- if( xTopWindowListener != null ) {
- xTopWindow.addTopWindowListener(xTopWindowListener);
- AccessibleObjectFactory.autoPopulate = false;
- }
+ java.awt.Window w = factory.getTopWindow(xAccessible);
- WindowFake w = new WindowFake(xAccessible, xTopWindow);
if( Build.DEBUG ) {
System.out.println("register native frame: " + handle);
}
- // Add the window fake object as top window listener to receive activate/deactivate events
- frameMap.put(handle, w);
+ if (w != null) {
+ // Add the window proxy object to the frame list
+ frameMap.put(handle, w);
- // Also register the frame with the access bridge object
- registerAccessibleNativeFrameImpl(handle,w);
+ // Also register the frame with the access bridge object
+ registerAccessibleNativeFrameImpl(handle,w);
+ }
}
}
@@ -298,15 +349,17 @@ public class AccessBridge {
Integer handle = new Integer(AnyConverter.toInt(any));
// Remember the accessible object associated to this frame
- WindowFake w = (WindowFake) frameMap.remove(handle);
+ java.awt.Window w = (java.awt.Window) frameMap.remove(handle);
- if( w != null ) {
+ if (w != null) {
// Revoke the frame with the access bridge object
revokeAccessibleNativeFrameImpl(handle, w);
- if( Build.DEBUG ) {
+ if (Build.DEBUG) {
System.out.println("revoke native frame: " + handle);
}
+
+ w.dispose();
}
}
@@ -335,7 +388,6 @@ public class AccessBridge {
UnoRuntime.queryInterface(XAccessibilityInformationProvider.class, instance);
if(infoProvider != null) {
- AccessibleObjectFactory.getDefault().setInformationProvider(infoProvider);
if( Build.DEBUG ) {
logPath = infoProvider.getEnvironment("ACCESSBRIDGE_LOGPATH");
}
@@ -343,10 +395,6 @@ public class AccessBridge {
System.err.println("InfoProvider does not implement XAccessibleInformationProvider.");
}
- xTopWindowListener = (XTopWindowListener) UnoRuntime.queryInterface(XTopWindowListener.class, instance);
- if( xTopWindowListener == null ) {
- System.err.println("InfoProvider does not implement XTopWindowListener.");
- }
} else {
System.err.println("InfoProvider service not found.");
throw new com.sun.star.uno.RuntimeException("RemoteAccessBridge service not found.\n");
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-25 06:55:52 +0000