Picker view:-
@ interface divpickerviewController : UIviewController
{
NsMutableArray * aArray;
}
@ end
@ implementation divPickerview viewController
-(void) viewDidLoad
{
a Array = [[ NSMutableArray alloc] initWithObjects:
@ “one”, @ “two”, @ “three”, @ “four”, @ “five”, nil];
[ super viewDidLoad];
}

( UIPicker view :) pickerview
{
Return 4;
}

NumberofRowsInComponent: ( NSInteger)Component
{
Return [ aArray Count];
}

titleForRow: ( NSInteger) row forComponent:
(NSInteger )Component;
{
return [aArray objectAtIndex : row];
}

didSelectRow: ( NSInteger) row in ComponenT :
(NSInteger)Component
{
NSLog ( @ “ didSelectRow is called and row is %d and component is %d”, row Component);
}
|
|
|
|
||||
two | two | two | two | ||||
Three | Three | Three | Three | ||||
Four | Four | Four | Four | ||||
Five | Five | Five | Five |
Data Picker View:
. h file:
@ interface divdatepickerviewController: UIViewController
{
IBoutlet UIDatePicker * Datepicker;
}
-( IBAction) dateChanged;
@ end
@ implementation divdatepickerviewController
-(IB action) dateChanged
{
NSDate * date = [ datepicker date];
NSLog ( @ “date is %@”, date);
}
Fri Jul.15 | 2 | 55 | |
Sat Jul.16 | 3 | 00 | AM |
Today | 4 | 05 | PM |
Mon Jul18 | 5 | 10 | |
Tue Jul19 | 6 | 15 |
Image picker view:-
@ interface b8 ImagePickerviewController : UIviewController
< UINavigationControllerDelegate, UIImagePicker Controller Delegate>
{
}
-(IBAction) buttonClicked;
@ end
@ implementation b8ImagepickerviewController
-(IBAction) buttonClicked
{
UIImagePickerController * picker = [[ UIImagepickerController alloc] init];
[Picker SetSourceType: UIImagePickerControllerSourceTypephoto Library];
[picker setDelegate : self];
Picker . editing = YES;
[self PresentModelViewController: picker animated : YES];
}
-(void) imagePickerController : (UIImagePickerController *)
Picker didFinishPickingMedia withInfo:
(NSDictionary *) info
{
NSLog ( @ “editing info is %@”, info);
UIImage * image = [info objectForkey: @ “UIImagePicker ControllerOriginalImage”];
Self. view .backgroundColor = [UI color Colorwithpattern Image : image];
[ picker dismissModelviewControllerAnimated : YES”];
}
-(void) imagepickerControllerDidCancel : ( UIImagePickerController *) picker
{
[ self dismiss model viewControllerAnimated : YES];
}
Subscribe to our youtube channel to get new updates..!
Frequently Asked iPhone Interview Questions & Answers