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#import "MuChoiceFieldController.h"
@interface MuChoiceFieldController ()
- (IBAction)onCancel:(id)sender;
- (IBAction)onOkay:(id)sender;
@property (retain, nonatomic) IBOutlet UIPickerView *picker;
@end
@implementation MuChoiceFieldController
{
void (^okayBlock)(NSArray *);
NSArray *choices;
int selected;
}
- (id)initWithChoices:(NSArray *)_choices okayAction:(void (^)(NSArray *))block
{
self = [super initWithNibName:@"MuChoiceFieldController" bundle:nil];
if (self)
{
okayBlock = Block_copy(block);
choices = [_choices retain];
selected = 0;
}
return self;
}
- (void)viewDidLoad
{
[super viewDidLoad];
_picker.dataSource = self;
_picker.delegate = self;
// Do any additional setup after loading the view from its nib.
}
- (void)didReceiveMemoryWarning
{
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
- (void)dealloc
{
[okayBlock release];
[choices release];
[_picker release];
[super dealloc];
}
- (NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView
{
return 1;
}
- (NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component
{
return [choices count];
}
- (NSString *)pickerView:(UIPickerView *)pickerView titleForRow:(NSInteger)row forComponent:(NSInteger)component
{
return [choices objectAtIndex:row];
}
- (void) pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component
{
selected = row;
}
- (IBAction)onOkay:(id)sender
{
if (selected >= 0 && selected < [choices count])
okayBlock([NSArray arrayWithObject:[choices objectAtIndex:selected]]);
[self dismissViewControllerAnimated:YES completion:nil];
}
- (IBAction)onCancel:(id)sender
{
[self dismissViewControllerAnimated:YES completion:nil];
}
@end
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