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Trap Deactivate messages and release modifiers to avoid "stuck shift lock" (etc) bugs

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This commit is contained in:
Ben Byer 2007-10-31 03:39:47 -07:00
parent e306e8760f
commit 9cf83386e8
1 changed files with 13 additions and 0 deletions
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13
hw/darwin/darwinEvents.c
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@ -143,6 +143,16 @@ static void DarwinUpdateModifiers(
}
}
/*
* DarwinReleaseModifiers
* This hacky function releases all modifier keys. It should be called when X11.app
* is deactivated (kXDarwinDeactivate) to prevent modifiers from getting stuck if they
* are held down during a "context" switch -- otherwise, we would miss the KeyUp.
*/
static void DarwinReleaseModifiers(void) {
xEvent e;
DarwinUpdateModifiers(&e, KeyRelease, COMMAND_MASK(-1) | CONTROL_MASK(-1) | ALTERNATE_MASK(-1) | SHIFT_MASK(-1));
}
/*
* DarwinSimulateMouseClick
@ -467,6 +477,9 @@ void ProcessInputEvents(void)
break;
}
case kXDarwinDeactivate:
DarwinReleaseModifiers();
// fall through
default:
// Check for mode specific event
DarwinModeProcessEvent(&xe);