我在视图中动态创建了一行 numberButtons。单击任何数字时,按钮都会突出显示。如果我在该行中单击超过 1 个,则所有单击的按钮都会突出显示。如何避免多重高亮?
我使用的代码如下
-(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;
}