102 lines
2.0 KiB
Objective-C
102 lines
2.0 KiB
Objective-C
// 29 october 2014
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#include "objc_darwin.h"
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#include "_cgo_export.h"
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#import <Cocoa/Cocoa.h>
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#define togoSpinbox(x) ((goSpinbox *) (x))
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@interface goSpinbox : NSObject {
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@public
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void *gospinbox;
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NSTextField *textfield;
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NSNumberFormatter *formatter;
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NSStepper *stepper;
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NSInteger value;
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NSInteger minimum;
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NSInteger maximum;
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}
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@end
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@implementation goSpinbox
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- (id)init
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{
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self = [super init];
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if (self == nil)
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return nil;
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self->textfield = (NSTextField *) newTextField();
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self->formatter = [NSNumberFormatter new];
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[self->formatter setAllowsFloats:NO];
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[self->textfield setFormatter:self->formatter];
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self->stepper = [[NSStepper alloc] initWithFrame:NSZeroRect];
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[self->stepper setIncrement:1];
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[self->stepper setAutorepeat:YES]; // hold mouse button to step repeatedly
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// TODO how SHOULD the formatter treat invald input?
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[self setMinimum:0];
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[self setMaximum:100];
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[self setValue:0];
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[self->textfield setDelegate:self];
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[self->stepper setTarget:self];
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[self->stepper setAction:@selector(stepperClicked:)];
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return self;
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}
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- (void)setValue:(NSInteger)value
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{
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self->value = value;
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[self->textfield setIntegerValue:value];
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[self->stepper setIntegerValue:value];
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}
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- (void)setMinimum:(NSInteger)min
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{
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self->minimum = min;
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[self->formatter setMinimum:[NSNumber numberWithInteger:min]];
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[self->stepper setMinValue:((double) min)];
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}
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- (void)setMaximum:(NSInteger)max
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{
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self->maximum = max;
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[self->formatter setMaximum:[NSNumber numberWithInteger:max]];
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[self->stepper setMaxValue:((double) max)];
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}
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- (IBAction)stepperClicked:(id)sender
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{
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[self setValue:[self->stepper integerValue]];
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}
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- (void)controlTextDidChange:(NSNotification *)note
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{
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[self setValue:[self->textfield integerValue]];
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}
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@end
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id newSpinbox(void *gospinbox)
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{
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goSpinbox *s;
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s = [goSpinbox new];
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s->gospinbox = gospinbox;
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return s;
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}
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id spinboxTextField(id spinbox)
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{
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return (id) (togoSpinbox(spinbox)->textfield);
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}
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id spinboxStepper(id spinbox)
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{
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return (id) (togoSpinbox(spinbox)->stepper);
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}
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