[Objective-C]textField 입력필드 이용시 키보드 컨트롤 방법.

example.h 

-(void)keyboardWillShow:(NSNotification *)notice;

example.m

- (BOOL)textFieldShouldReturn:(UITextField *)textField

{

if (textfield instance == textField) {

[nameTextField resignFirstResponder];

[UIView beginAnimations:nil context:NULL];

[UIView setAnimationDuration:0.3];

CGRect rect = self.view.frame;

rect.origin.y += 100;

rect.size.height -=100;

self.view.frame = rect;

[UIView commitAnimations];

return YES;

}

}

//view 올리기

-(void)keyboardWillShow:(NSNotification *)notice{

[UIView beginAnimations:nil context:NULL];

[UIView setAnimationDuration:0.3];

CGRect rect = self.view.frame;

rect.origin.y = -=100;

rect.size.height += 100; //-100 + 100 = 0 

self.view.frame = rect;

[UIView commitAnimations];

}

-(void)viewWillAppear:(BOOL)animated{

[[[NSNotificationCenter defaultCenter]addObserver:self selector:@selector(keyboardWillShow:) 

name:UIKeyboardWillShowNotification 

object:self.view.window];

}

-(void)viewWillDisappear:(BOOL)animated{

[[[NSNotificationCenter defaultCenter]removeObserver:self name:UIKeyboardWillShowNotification 

object:nil];

}

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