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authorKevin Walzer <kw@codebykevin.com>2015-03-21 01:31:02 (GMT)
committerKevin Walzer <kw@codebykevin.com>2015-03-21 01:31:02 (GMT)
commit6f271af3157483e82be0a839323490597eac5e04 (patch)
tree4968b67a528b6d9e86370951dc604bfa36b14ec8 /macosx/tkMacOSXKeyEvent.c
parent50ec1ecb24801b023618048a6704fa12670671d9 (diff)
downloadtk-6f271af3157483e82be0a839323490597eac5e04.zip
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Improvement of memory management, removal of zombie windows from Tk-Cocoa; thanks to Marc Culler for patch
Diffstat (limited to 'macosx/tkMacOSXKeyEvent.c')
-rw-r--r--macosx/tkMacOSXKeyEvent.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/macosx/tkMacOSXKeyEvent.c b/macosx/tkMacOSXKeyEvent.c
index 09cdf94..7e7e8e4 100644
--- a/macosx/tkMacOSXKeyEvent.c
+++ b/macosx/tkMacOSXKeyEvent.c
@@ -27,7 +27,9 @@ static Tk_Window grabWinPtr = NULL;
/* Current grab window, NULL if no grab. */
static Tk_Window keyboardGrabWinPtr = NULL;
/* Current keyboard grab window. */
-static NSModalSession modalSession = NULL;
+static NSWindow *keyboardGrabNSWindow = nil;
+ /* NSWindow for the current keyboard grab window. */
+static NSModalSession modalSession = nil;
static BOOL processingCompose = NO;
static BOOL finishedCompose = NO;
@@ -476,7 +478,9 @@ XGrabKeyboard(
if (modalSession) {
Tcl_Panic("XGrabKeyboard: already grabbed");
}
- modalSession = [NSApp beginModalSessionForWindow:[w retain]];
+ keyboardGrabNSWindow = w;
+ [w retain];
+ modalSession = [NSApp beginModalSessionForWindow:w];
}
}
return GrabSuccess;
@@ -504,11 +508,12 @@ XUngrabKeyboard(
Time time)
{
if (modalSession) {
- NSWindow *w = keyboardGrabWinPtr ? TkMacOSXDrawableWindow(
- ((TkWindow *) keyboardGrabWinPtr)->window) : nil;
[NSApp endModalSession:modalSession];
- [w release];
- modalSession = NULL;
+ modalSession = nil;
+ }
+ if (keyboardGrabNSWindow) {
+ [keyboardGrabNSWindow release];
+ keyboardGrabNSWindow = nil;
}
keyboardGrabWinPtr = NULL;
}