-(void)textFieldDidBeginEditing:(UITextField *)textField

{

CGRect frame = textField.frame;

int offset = frame.origin.y + 70 - (self.view.frame.size.height - 216.0);//iPhone鍵盤高度216，iPad的為352

 

[UIView beginAnimations:@"ResizeForKeyboard" context:nil];

[UIView setAnimationDuration:0.5f];

 

//將視圖的Y坐標向上移動offset個單位，以使下面騰出地方用於軟鍵盤的顯示

if(offset > 0)

self.view.frame = CGRectMake(0.0f, -offset, self.view.frame.size.width, self.view.frame.size.height);

 

[UIView commitAnimations];

}

 

 

//輸入框編輯完成以後，將視圖恢復到原始狀態

-(void)textFieldDidEndEditing:(UITextField *)textField

{

self.view.frame =CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height);

}