Support the committing of the current pre edit string when language input is interrupted per the viewer's original pre edit functionality.

indra/llwindow/llopenglview-objc.h

@@ -19,11 +19,14 @@
 	float mMousePos[2];
 	bool mHasMarkedText;
 	unsigned int mMarkedTextLength;
+	NSAttributedString *mMarkedText;
 }
 - (id) initWithSamples:(NSUInteger)samples;
 - (id) initWithSamples:(NSUInteger)samples andVsync:(BOOL)vsync;
 - (id) initWithFrame:(NSRect)frame withSamples:(NSUInteger)samples andVsync:(BOOL)vsync;
 
+- (void)commitCurrentPreedit;
+
 // rebuildContext
 // Destroys and recreates a context with the view's internal format set via setPixelFormat;
 // Use this in event of needing to rebuild a context for whatever reason, without needing to assign a new pixel format.

indra/llwindow/llopenglview-objc.mm

@@ -420,11 +420,20 @@ attributedStringInfo getSegments(NSAttributedString *str)
 		setMarkedText(text, selected, replacement, [aString length], segments);
 		mHasMarkedText = TRUE;
 		mMarkedTextLength = [aString length];
+		mMarkedText = (NSAttributedString*)[aString mutableString];
 	}
 }
 
+- (void)commitCurrentPreedit
+{
+	[self insertText:mMarkedText replacementRange:NSMakeRange(0, [mMarkedText length])];
+	[[self inputContext] discardMarkedText];
+}
+
 - (void)unmarkText
 {
+	[[self inputContext] discardMarkedText];
+	[mMarkedText setValue:@""];
 	resetPreedit();
 	mHasMarkedText = FALSE;
 }
@@ -517,6 +526,8 @@ attributedStringInfo getSegments(NSAttributedString *str)
 {
 	[glview insertText:aString replacementRange:replacementRange];
 	[_window orderOut:_window];
+	[[self textStorage] setValue:@""];
+	[[self inputContext] discardMarkedText];
 }
 
 @end

indra/llwindow/llwindowmacosx-objc.h

@@ -117,6 +117,7 @@ void callFocus();
 void callFocusLost();
 void callModifier(unsigned int mask);
 void callQuitHandler();
+void commitCurrentPreedit(GLViewRef glView);
 
 #include <string>
 void callHandleDragEntered(std::string url);

indra/llwindow/llwindowmacosx-objc.mm

@@ -372,6 +372,11 @@ void showInputWindow(bool show)
 	[(LLAppDelegate*)[NSApp delegate] showInputWindow:show];
 }
 
+void commitCurrentPreedit(GLViewRef glView)
+{
+	[(LLOpenGLView*)glView commitCurrentPreedit];
+}
+
 NSWindowRef getMainAppWindow()
 {
 	LLNSWindow *winRef = [(LLAppDelegate*)[[NSApplication sharedApplication] delegate] window];

indra/llwindow/llwindowmacosx.cpp

@@ -1864,7 +1864,7 @@ void LLWindowMacOSX::allowLanguageTextInput(LLPreeditor *preeditor, BOOL b)
 
 void LLWindowMacOSX::interruptLanguageTextInput()
 {
-	// TODO: IME support
+	commitCurrentPreedit(mGLView);
 }
 
 //static