cog/Preferences/General/HotKeyControl.m

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2006-09-10 21:53:38 +00:00
//
// HotKeyControl.m
// General
//
// Created by Zaphod Beeblebrox on 9/4/06.
// Copyright 2006 __MyCompanyName__. All rights reserved.
//
#import "HotKeyControl.h"
typedef int CGSConnection;
typedef enum {
CGSGlobalHotKeyEnable = 0,
CGSGlobalHotKeyDisable = 1,
} CGSGlobalHotKeyOperatingMode;
extern CGSConnection _CGSDefaultConnection(void);
extern CGError CGSGetGlobalHotKeyOperatingMode(
CGSConnection connection, CGSGlobalHotKeyOperatingMode *mode);
extern CGError CGSSetGlobalHotKeyOperatingMode(CGSConnection connection,
CGSGlobalHotKeyOperatingMode mode);
@implementation HotKeyControl
- (void)awakeFromNib
{
observing = NO;
}
- (void)disableAllHotKeys
{
CGSConnection conn = _CGSDefaultConnection();
CGSSetGlobalHotKeyOperatingMode(conn, CGSGlobalHotKeyDisable);
}
- (void)enableAllHotKeys
{
CGSConnection conn = _CGSDefaultConnection();
CGSSetGlobalHotKeyOperatingMode(conn, CGSGlobalHotKeyEnable);
}
- (void)startObserving
{
[self disableAllHotKeys];
observing = YES;
[self setStringValue:NSLocalizedStringFromTableInBundle(@"Press Key...", nil, [NSBundle bundleForClass:[self class]], @"")];
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}
- (void)stopObserving
{
[self enableAllHotKeys];
observing = NO;
[self updateStringValue];
}
- (BOOL)becomeFirstResponder
{
[self startObserving];
return YES;
}
- (BOOL)resignFirstResponder
{
[self stopObserving];
return YES;
}
- (BOOL)performKeyEquivalent:(NSEvent*)anEvent
{
if (observing == YES)
{
return [super performKeyEquivalent:anEvent];
}
else
{
return NO;
}
}
- (void)keyDown:(NSEvent *)theEvent
{
if (observing == YES)
{
[super keyDown:theEvent];
}
}
- (void)mouseDown:(NSEvent *)theEvent
{
[self startObserving];
}
- (void)setKeyCode: (unsigned short)k
{
keyCode = k;
}
- (void)setCharacter: (unichar)c
{
character = c;
}
- (void)setModifierFlags: (unsigned long)m
{
modifierFlags = m;
}
- (void)updateStringValue
{
[self setStringValue:stringForKeyCodeAndModifierFlags( keyCode, character, modifierFlags )];
}
@end