我在视图内动态创建了一行数字按钮。点击任何数字时,我都会突出显示按钮。如果我在该行中单击的次数超过1,则所有单击的按钮都会突出显示。避免多次高亮显示的操作?如何使用标签动态创建按钮动态设置背景图像?
我已经使用的代码如下
-(void)pressed:(id)sender{
UIButton *button = (UIButton *)sender;
if(!button.selected){
[NSTimer scheduledTimerWithTimeInterval:0.0 target:self selector:@selector(highlightButton:) userInfo:button repeats:NO];
} else {
[NSTimer scheduledTimerWithTimeInterval:0.0 target:self selector:@selector(unhighlightButton:) userInfo:button repeats:NO];
}
-(void)highlightButton:(id)sender{
UIButton *button = (UIButton *)[sender userInfo];
button.highlighted = YES;
button.selected = YES;
}
-(void)unhighlightButton:(id)sender{
UIButton *button = (UIButton *)[sender userInfo];
button.highlighted = NO;
button.selected = NO;
}
你如何“突出显示”按钮? – 2012-04-25 07:24:11