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implement new method nsIWidget::IsEnabled and gut ModalEventFilter. bug 126786 r=hyatt,rginda a=asa

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danm%netscape.com 2002-02-28 23:16:16 +00:00
parent 2372d1f129
commit 3d52efb8bf
1 changed files with 5 additions and 103 deletions
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108
widget/src/mac/nsWindow.cpp
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@ -557,104 +557,8 @@ NS_IMETHODIMP nsWindow::Show(PRBool bState)
NS_IMETHODIMP nsWindow::ModalEventFilter(PRBool aRealEvent, void *aEvent,
PRBool *aForWindow)
{
#if TARGET_CARBON
if (nsToolkit::OnMacOSX())
{
// Mac OS X sheet support
*aForWindow = PR_TRUE;
return NS_OK;
}
#endif
*aForWindow = PR_FALSE;
EventRecord *theEvent = (EventRecord *) aEvent;
if (aRealEvent && theEvent->what != nullEvent ) {
WindowPtr window = (WindowPtr) GetNativeData(NS_NATIVE_DISPLAY);
WindowPtr rollupWindow = gRollupWidget ? (WindowPtr) gRollupWidget->GetNativeData(NS_NATIVE_DISPLAY) : nsnull;
WindowPtr eventWindow = nsnull;
PRInt16 where = ::FindWindow ( theEvent->where, &eventWindow );
PRBool inWindow = eventWindow && (eventWindow == window || eventWindow == rollupWindow);
switch ( theEvent->what ) {
// is it a mouse event?
case mouseUp:
*aForWindow = PR_TRUE;
break;
case mouseDown:
// is it in the given window?
// (note we also let some events questionable for modal dialogs pass through.
// but it makes sense that the draggability et.al. of a modal window should
// be controlled by whether the window has a drag bar).
if (inWindow) {
if ( where == inContent || where == inDrag || where == inGrow ||
where == inGoAway || where == inZoomIn || where == inZoomOut )
*aForWindow = PR_TRUE;
}
else // we're in another window.
{
// let's handle dragging of background windows here
if (eventWindow && (where == inDrag) && (theEvent->modifiers & cmdKey))
{
Rect screenRect;
::GetRegionBounds(::GetGrayRgn(), &screenRect);
::DragWindow(eventWindow, theEvent->where, &screenRect);
}
*aForWindow = PR_FALSE;
}
break;
case keyDown:
case keyUp:
case autoKey:
*aForWindow = PR_TRUE;
break;
case diskEvt:
// I think dialogs might want to support floppy insertion, and it doesn't
// interfere with modality...
case updateEvt:
// always let update events through, because if we don't handle them, we're
// doomed!
case activateEvt:
// activate events aren't so much a request as simply informative. might
// as well acknowledge them.
*aForWindow = PR_TRUE;
break;
case osEvt:
// check for mouseMoved or suspend/resume events. We especially need to
// let suspend/resume events through in order to make sure the clipboard is
// converted correctly.
unsigned char eventType = (theEvent->message >> 24) & 0x00ff;
if (eventType == mouseMovedMessage) {
// I'm guessing we don't want to let these through unless the mouse is
// in the modal dialog so we don't see rollover feedback in windows behind
// the dialog.
if ( where == inContent && inWindow )
*aForWindow = PR_TRUE;
}
if ( eventType == suspendResumeMessage ) {
*aForWindow = PR_TRUE;
if (theEvent->message & resumeFlag) {
// divert it to our window if it isn't naturally
if (!inWindow) {
StPortSetter portSetter(window);
theEvent->where.v = 0;
theEvent->where.h = 0;
::LocalToGlobal(&theEvent->where);
}
}
}
break;
} // case of which event type
} else
*aForWindow = PR_TRUE;
return NS_OK;
*aForWindow = PR_TRUE;
return NS_OK;
}
//-------------------------------------------------------------------------
@ -676,7 +580,6 @@ NS_IMETHODIMP nsWindow::IsEnabled(PRBool *aState)
return NS_OK;
}
static Boolean we_are_front_process()
{
ProcessSerialNumber thisPSN;
@ -2045,7 +1948,7 @@ PRBool nsWindow::ConvertStatus(nsEventStatus aStatus)
NS_IMETHODIMP nsWindow::DispatchEvent(nsGUIEvent* event, nsEventStatus& aStatus)
{
aStatus = nsEventStatus_eIgnore;
if (! mDestructorCalled)
if (mEnabled && !mDestructorCalled)
{
nsIWidget* aWidget = event->widget;
NS_IF_ADDREF(aWidget);
@ -2095,11 +1998,10 @@ PRBool nsWindow::DispatchMouseEvent(nsMouseEvent &aEvent)
}
// call the event callback
if (nsnull != mEventCallback)
{
if (mEventCallback && (mEnabled || aEvent.message == NS_MOUSE_EXIT)) {
result = (DispatchWindowEvent(aEvent));
return result;
}
}
if (nsnull != mMouseListener) {
switch (aEvent.message) {