117 lines
2.5 KiB
Mathematica
117 lines
2.5 KiB
Mathematica
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// 13 august 2015
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#import "uipriv_darwin.h"
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struct uiButton {
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uiDarwinControl c;
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NSButton *button;
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void (*onClicked)(uiButton *, void *);
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void *onClickedData;
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};
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@interface buttonDelegateClass : NSObject {
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NSMutableDictionary *buttons;
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}
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- (IBAction)onClicked:(id)sender;
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- (void)registerButton:(uiButton *)b;
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- (void)unregisterButton:(uiButton *)b;
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@end
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@implementation buttonDelegateClass
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- (id)init
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{
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self = [super init];
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if (self)
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self->buttons = [NSMutableDictionary new];
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return self;
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}
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- (void)dealloc
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{
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if ([self->buttons count] != 0)
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complain("attempt to destroy shared button delegate but buttons are still registered to it");
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[self->buttons release];
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[super dealloc];
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}
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- (IBAction)onClicked:(id)sender
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{
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NSValue *v;
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uiButton *b;
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v = (NSValue *) [self->buttons objectForKey:sender];
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b = (uiButton *) [v pointerValue];
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(*(b->onClicked))(b, b->onClickedData);
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}
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- (void)registerButton:(uiButton *)b
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{
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[self->buttons setObject:[NSValue valueWithPointer:b]
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forKey:b->button];
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[b->button setTarget:self];
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[b->button setAction:@selector(onClicked:)];
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}
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- (void)unregisterButton:(uiButton *)b
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{
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[b->button setTarget:nil];
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[self->buttons removeObjectForKey:b->button];
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}
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@end
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static buttonDelegateClass *buttonDelegate = nil;
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uiDarwinDefineControlWithOnDestroy(
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uiButton, // type name
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uiButtonType, // type function
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button, // handle
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[buttonDelegate unregisterButton:this]; // on destroy
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)
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char *uiButtonText(uiButton *b)
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{
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return uiDarwinNSStringToText([b->button title]);
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}
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void uiButtonSetText(uiButton *b, const char *text)
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{
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[b->button setTitle:toNSString(text)];
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// this may result in the size of the button changing
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uiControlQueueResize(uiControl(b));
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}
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void uiButtonOnClicked(uiButton *b, void (*f)(uiButton *, void *), void *data)
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{
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b->onClicked = f;
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b->onClickedData = NULL;
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}
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static void defaultOnClicked(uiButton *b, void *data)
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{
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// do nothing
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}
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uiButton *uiNewButton(const char *text)
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{
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uiButton *b;
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b = (uiButton *) uiNewControl(uiButtonType());
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b->button = [[NSButton alloc] initWithFrame:NSZeroRect];
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[b->button setTitle:toNSString(text)];
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[b->button setButtonType:NSMomentaryPushInButton];
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[b->button setBordered:YES];
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[b->button setBezelStyle:NSRoundedBezelStyle];
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uiDarwinSetControlFont(b->button, NSControlSizeRegular);
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if (buttonDelegate == nil)
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buttonDelegate = [buttonDelegateClass new];
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[buttonDelegate registerButton:b];
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uiButtonOnClicked(b, defaultOnClicked, NULL);
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uiDarwinFinishNewControl(b, uiButton);
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return b;
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}
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