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我有一個UIActionSheet
和4個按鈕。我已經有一個文本字段。如果我按下操作表上的2按鈕,我必須再添加1個文本框和第3個按鈕,我必須添加2個UITextField
s等等5個按鈕。並且場景是如果我按第5個按鈕5應該添加textfields,並且如果我按第1個按鈕剩餘4 textfields應該基於我必須設置scrollview的contentSize。我寫了這個:動態添加uitextfields
-(void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex
if(buttonIndex>1)
{
float yAxis = _adult1TF.frame.origin.y+_adult1TF.frame.size.height+10;
float xAxis1 = _adult1TF.frame.origin.x;
float xAxis2 = _child1TF.frame.origin.x;
float width = _child1TF.frame.size.width;
for(int i=1;i<(buttonIndex+1);i++)
{
UILabel * roomLabel2 = [[UILabel alloc]initWithFrame:CGRectMake(xAxis1, yAxis, width, 20)];
roomLabel2.text = [NSString stringWithFormat:@"Room%d:",i+1];
[_scroll addSubview:roomLabel2];
UILabel * adultLabel = [[UILabel alloc]initWithFrame:CGRectMake(xAxis1, roomLabel2.frame.size.height+roomLabel2.frame.origin.y+10, width, 20)];
adultLabel.text = @"Adults";
[_scroll addSubview:adultLabel];
UILabel * childLabel = [[UILabel alloc]initWithFrame:CGRectMake(xAxis2, adultLabel.frame.origin.y, width, 20)];
childLabel.text = @"Children";
[_scroll addSubview:childLabel];
UITextField * adultTF = [[UITextField alloc]initWithFrame:CGRectMake(xAxis1, adultLabel.frame.size.height+adultLabel.frame.origin.y+10, width, 30)];
adultTF.text = @"1";
[_scroll addSubview:adultTF];
UITextField * childTF = [[UITextField alloc]initWithFrame:CGRectMake(xAxis2, adultTF.frame.origin.y, width, 30)];
childTF.text = @"0";
[_scroll addSubview:childTF];
adultTF.borderStyle = childTF.borderStyle = UITextBorderStyleRoundedRect;
yAxis = adultTF.frame.size.height+adultTF.frame.origin.y+10;
}
_searchButton.frame = CGRectMake(_searchButton.frame.origin.x, yAxis+10, _searchButton.frame.size.width, _searchButton.frame.size.height);
_scroll.contentSize = CGSizeMake(_scroll.frame.size.width, _searchButton.frame.size.height+_searchButton.frame.origin.y+15);
}
的問題,這是我能夠添加文本框卻又如果我按第一按鈕剩餘的文本框都不會。
請告訴我如何實現這個問題。
在添加文本字段之前,請移除scrollview中的所有子視圖 – 2014-09-30 11:38:43
使用tableview並將textfields添加到每個單元格,然後單擊檢查按鈕在操作單中按下並將行數設置爲按鈕單擊的index.if要隱藏tableview分隔符。 – iOSdev 2014-09-30 11:40:13