andlabs-ui/spinbox_darwin.m

127 lines
3.0 KiB
Objective-C

// 29 october 2014
#include "objc_darwin.h"
#include "_cgo_export.h"
#import <Cocoa/Cocoa.h>
#define togoSpinbox(x) ((goSpinbox *) (x))
@interface goSpinbox : NSObject {
@public
void *gospinbox;
NSTextField *textfield;
NSNumberFormatter *formatter;
NSStepper *stepper;
NSInteger value;
NSInteger minimum;
NSInteger maximum;
}
@end
@implementation goSpinbox
- (id)initWithMinimum:(NSInteger)minimum maximum:(NSInteger)maximum
{
self = [super init];
if (self == nil)
return nil;
self->textfield = (NSTextField *) newTextField();
self->formatter = [NSNumberFormatter new];
[self->formatter setFormatterBehavior:NSNumberFormatterBehavior10_4];
[self->formatter setLocalizesFormat:NO];
[self->formatter setUsesGroupingSeparator:NO];
[self->formatter setHasThousandSeparators:NO];
[self->formatter setAllowsFloats:NO];
// TODO partial string validation?
[self->textfield setFormatter:self->formatter];
self->stepper = [[NSStepper alloc] initWithFrame:NSZeroRect];
[self->stepper setIncrement:1];
[self->stepper setValueWraps:NO];
[self->stepper setAutorepeat:YES]; // hold mouse button to step repeatedly
// TODO how SHOULD the formatter treat invald input?
[self setMinimum:minimum];
[self setMaximum:maximum];
[self setValue:self->minimum];
[self->textfield setDelegate:self];
[self->stepper setTarget:self];
[self->stepper setAction:@selector(stepperClicked:)];
return self;
}
- (void)setValue:(NSInteger)value
{
if (self->value < self->minimum)
self->value = self->minimum;
if (self->value > self->maximum)
self->value = self->maximum;
self->value = value;
// TODO does not work?
[self->textfield setIntegerValue:self->value];
[self->stepper setIntegerValue:self->value];
}
- (void)setMinimum:(NSInteger)min
{
self->minimum = min;
[self->formatter setMinimum:[NSNumber numberWithInteger:self->minimum]];
[self->stepper setMinValue:((double) (self->minimum))];
}
- (void)setMaximum:(NSInteger)max
{
self->maximum = max;
[self->formatter setMaximum:[NSNumber numberWithInteger:self->maximum]];
[self->stepper setMaxValue:((double) (self->maximum))];
}
- (IBAction)stepperClicked:(id)sender
{
NSLog(@"stepperClicked %d\n", [self->stepper integerValue]);
[self setValue:[self->stepper integerValue]];
}
- (void)controlTextDidChange:(NSNotification *)note
{
NSLog(@"controlTextDidChange %d\n", [self->textfield integerValue]);
[self setValue:[self->textfield integerValue]];
}
@end
id newSpinbox(void *gospinbox, intmax_t minimum, intmax_t maximum)
{
goSpinbox *s;
s = [[goSpinbox new] initWithMinimum:((NSInteger) minimum) maximum:((NSInteger) maximum)];
s->gospinbox = gospinbox;
return s;
}
id spinboxTextField(id spinbox)
{
return (id) (togoSpinbox(spinbox)->textfield);
}
id spinboxStepper(id spinbox)
{
return (id) (togoSpinbox(spinbox)->stepper);
}
intmax_t spinboxValue(id spinbox)
{
return (intmax_t) (togoSpinbox(spinbox)->value);
}
void spinboxSetValue(id spinbox, intmax_t value)
{
[togoSpinbox(spinbox) setValue:((NSInteger) value)];
}