Ios 导航栏和底部工具栏不工作(不响应点击/单击)
我在ios7(ipad)中遇到了一个问题,即导航栏和底部工具栏无法捕获点击事件。同样的代码在ios 8(iphone/ipad)中也能正常工作。这是我的代码,我有一个slideView,它是一个UIView,我将另一个UIView singleCamView推入其中。第一次加载到singleCamView时,导航和工具栏都不工作,但当我返回slideView并再次进入singleCamView时,一切都很好 在幻灯片视图中:Ios 导航栏和底部工具栏不工作(不响应点击/单击),ios,objective-c,ipad,uiview,navigation,Ios,Objective C,Ipad,Uiview,Navigation,我在ios7(ipad)中遇到了一个问题,即导航栏和底部工具栏无法捕获点击事件。同样的代码在ios 8(iphone/ipad)中也能正常工作。这是我的代码,我有一个slideView,它是一个UIView,我将另一个UIView singleCamView推入其中。第一次加载到singleCamView时,导航和工具栏都不工作,但当我返回slideView并再次进入singleCamView时,一切都很好 在幻灯片视图中: (void)viewDidAppear:(BOOL)animated
(void)viewDidAppear:(BOOL)animated {
[super viewDidAppear:animated];
[self changeUILayout];
[serverMgr disableTalkFunc];
if (eLayoutType == eLayout_1X1 && !backFrom1x1) {
[self changeLayout_1x1];
}
}
(void)changeLayout_1x1 {
if ([self.navigationController.visibleViewController isKindOfClass:[SlideView class]]) {
int camInArray = 0;//iPageIdx * [self getPreviewNum] + singleCamPos;
SinglePageViewController_Base *firstPage = [viewControllers objectAtIndex:0];
SingleCamViewController * mCam = [[SingleCamViewController alloc] initWithServerManager:serverMgr CurrentCam:camInArray];
[mCam setParent:firstPage];
[mCam setTitle:[serverMgr getDeviceNameByChIndex:0]];
mCam.changeLayoutDelegate = self;
int ch_index = 0;//iPageIdx * [self getPreviewNum] + pos;
[serverMgr updateAudioAndPtzDeviceByChIndex:ch_index];
[mCam setPtzCap:[serverMgr isSupportPTZ:ch_index]];
[mCam setAudioCap:[serverMgr isSupportAudio:ch_index]];
[mCam setTalkCap:[serverMgr isSupportTalk:ch_index]];
[firstPage setSingleCam:mCam];
[serverMgr setPlaybackDelegate:mCam];
[self.navigationController pushViewController:mCam animated:YES];
//clear to default picture
[firstPage setDefaultPic];
[serverMgr disconnectAllCam];
[serverMgr connectToCamWithHighResolution:ch_index];
[mCam release];
eLayoutType = eLayout_1X1;
[serverMgr setLayoutType:eLayout_1X1];
[parent save];
}
else {
return;
}
}
在singleCamView中:
....
UIImage *backImage;
UIButton *bButton = [UIButton buttonWithType:UIButtonTypeCustom];
if (IS_IPAD)
backImage = [UIImage imageNamed:@"Back_48x48_nor.png"];
else
backImage = [UIImage imageNamed:@"Back_32x32_nor.png"];
bButton.bounds = CGRectMake(0, 0, backImage.size.width, backImage.size.height);
[bButton setImage:backImage forState:UIControlStateNormal];
[bButton addTarget:self action:@selector(onBackBtnTap) forControlEvents:UIControlEventTouchUpInside];
UIBarButtonItem * backButton = [[UIBarButtonItem alloc] initWithCustomView:bButton];
UIBarButtonItem * backButton = [[UIBarButtonItem alloc] initWithTitle:NSLocalizedString(@"Back", nil) style:UIBarButtonItemStylePlain target:self action:@selector(onBackBtnTap)];
if (SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(@"7.0")) {
[backButton setTintColor:COLOR_NAVBUTTONTINT];
}
else {
[backButton setTintColor:COLOR_NAVBUTTONTINTIOS6];
}
self.navigationItem.leftBarButtonItem = backButton;
[backButton release];
重要的是,它在ios8中运行良好,我无法找出原因。谢谢。最后我解决了我自己的问题,这里是解决方案,关键是在创建主视图之后立即推送第二个视图,控制器(可能)尚未完全初始化。所以我在主视图和第二视图之间添加了一个延迟,一切正常
这篇文章给了我答案 最后我解决了我自己的问题,这里是解决方案,关键是在主视图创建之后,第二个视图被推送,控制器(可能)还没有完全初始化。所以我在主视图和第二视图之间添加了一个延迟,一切正常
这篇文章给了我答案 查看ios 7中的高度宽度问题。。。因此,请检查您的视图高度宽度ios 7中的视图高度宽度问题。。。因此,请检查您的视图高度和宽度