如何禁用部分UISegmentedControl? [英] How to disable part of UISegmentedControl?
本文介绍了如何禁用部分UISegmentedControl?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
以下是UISegmentedControl
UISegmentedControl *segmentedControl = [[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects: [UIImage imageNamed:@"down.png"], [UIImage imageNamed:@"dList.png"], nil]];
[segmentedControl addTarget:self action:@selector(segmentAction:) forControlEvents:UIControlEventValueChanged];
segmentedControl.frame = CGRectMake(0, 0, 90, 65);
segmentedControl.segmentedControlStyle = UISegmentedControlStyleBar;
segmentedControl.momentary = YES;
UIBarButtonItem *segmentBarItem = [[UIBarButtonItem alloc] initWithCustomView:segmentedControl];
[segmentedControl release];
self.navigationItem.rightBarButtonItem = segmentBarItem;
[segmentBarItem release];
和
- (void)segmentAction:(id)sender{
if([sender selectedSegmentIndex] == 0)
{
button.hidden=NO;
}
else
{
[self dListMethod ];
}
}
在if()部分中,我想禁用selectedSegmentIndex==0
并在button.hidden=YES
In the if() section I want to disable selectedSegmentIndex==0
and enable when button.hidden=YES
推荐答案
使用setEnabled:forSegmentAtIndex:
方法启用和禁用细分.
Use setEnabled:forSegmentAtIndex:
method to enable and disable the segments.
[segmentedControl setEnabled:NO forSegmentAtIndex:0];
如果要禁用第一段.
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