我有一个基于导航的应用程序,我想改变推送和弹出动画的动画。我该怎么做呢?
编辑2018
这个问题有很多答案,现在已经有很长一段时间了,我重新选择了我认为最相关的答案。如果有人有不同的想法,请在评论中告诉我
我有一个基于导航的应用程序,我想改变推送和弹出动画的动画。我该怎么做呢?
编辑2018
这个问题有很多答案,现在已经有很长一段时间了,我重新选择了我认为最相关的答案。如果有人有不同的想法,请在评论中告诉我
当前回答
我做了以下工作,它很好..并且简单易懂。
CATransition* transition = [CATransition animation];
transition.duration = 0.5;
transition.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
transition.type = kCATransitionFade; //kCATransitionMoveIn; //, kCATransitionPush, kCATransitionReveal, kCATransitionFade
//transition.subtype = kCATransitionFromTop; //kCATransitionFromLeft, kCATransitionFromRight, kCATransitionFromTop, kCATransitionFromBottom
[self.navigationController.view.layer addAnimation:transition forKey:nil];
[[self navigationController] popViewControllerAnimated:NO];
push也是一样。
Swift 3.0版本:
let transition = CATransition()
transition.duration = 0.5
transition.timingFunction = CAMediaTimingFunction(name: kCAMediaTimingFunctionEaseInEaseOut)
transition.type = kCATransitionFade
self.navigationController?.view.layer.add(transition, forKey: nil)
_ = self.navigationController?.popToRootViewController(animated: false)
其他回答
@Magnus回答,只有Swift(2.0)才会这样
let transition = CATransition()
transition.duration = 0.5
transition.timingFunction = CAMediaTimingFunction(name: kCAMediaTimingFunctionEaseInEaseOut)
transition.type = kCATransitionPush
transition.subtype = kCATransitionFromTop
self.navigationController!.view.layer.addAnimation(transition, forKey: nil)
let writeView : WriteViewController = self.storyboard?.instantiateViewControllerWithIdentifier("WriteView") as! WriteViewController
self.navigationController?.pushViewController(writeView, animated: false)
旁注:
你也可以用Segue做这个,只需要在prepareForSegue或shouldPerformSegueWithIdentifier中实现。但是,这也会保留默认动画。要解决这个问题,你必须转到故事板,单击Segue,取消选中“Animates”框。但这将限制你的应用在IOS 9.0及以上(至少当我在Xcode 7中这样做时)。
在segue中,最后两行应该替换为:
self.navigationController?.popViewControllerAnimated(false)
即使我设为false,它还是会忽略它。
我不知道有什么方法可以公开更改过渡动画。
如果“后退”按钮不是必需的,你应该使用模态视图控制器来实现“push from bottom”/“flip”/“fade”/(≥3.2)“页面卷曲”过渡。
在私有端,方法-pushViewController:animated:调用未记录的方法-pushViewController:transition:forceImmediate:,因此,例如,如果你想要一个从左到右的翻转转换,你可以使用
[navCtrler pushViewController:ctrler transition:10 forceImmediate:NO];
但是,您不能以这种方式更改“pop”过渡。
看看ADTransitionController,用自定义过渡动画替换UINavigationController(它的API与UINavigationController的API匹配),这是我们在Applidium创建的。
您可以使用不同的预定义动画推送和弹出动作,如滑动,淡出,立方体,旋转,缩放等。
记住,在Swift中,扩展绝对是你的朋友!
public extension UINavigationController {
/**
Pop current view controller to previous view controller.
- parameter type: transition animation type.
- parameter duration: transition animation duration.
*/
func pop(transitionType type: String = kCATransitionFade, duration: CFTimeInterval = 0.3) {
self.addTransition(transitionType: type, duration: duration)
self.popViewControllerAnimated(false)
}
/**
Push a new view controller on the view controllers's stack.
- parameter vc: view controller to push.
- parameter type: transition animation type.
- parameter duration: transition animation duration.
*/
func push(viewController vc: UIViewController, transitionType type: String = kCATransitionFade, duration: CFTimeInterval = 0.3) {
self.addTransition(transitionType: type, duration: duration)
self.pushViewController(vc, animated: false)
}
private func addTransition(transitionType type: String = kCATransitionFade, duration: CFTimeInterval = 0.3) {
let transition = CATransition()
transition.duration = duration
transition.timingFunction = CAMediaTimingFunction(name: kCAMediaTimingFunctionEaseInEaseOut)
transition.type = type
self.view.layer.addAnimation(transition, forKey: nil)
}
}
使用iJordan的答案作为灵感,为什么不简单地在UINavigationController上创建一个Category来在整个应用程序中使用,而不是复制/粘贴这个动画代码的所有地方?
UINavigationController + Animation.h
@interface UINavigationController (Animation)
- (void) pushViewControllerWithFlip:(UIViewController*) controller;
- (void) popViewControllerWithFlip;
@end
UINavigationController+Animation.m
@implementation UINavigationController (Animation)
- (void) pushViewControllerWithFlip:(UIViewController *) controller
{
[UIView animateWithDuration:0.50
animations:^{
[UIView setAnimationCurve:UIViewAnimationCurveEaseInOut];
[self pushViewController:controller animated:NO];
[UIView setAnimationTransition:UIViewAnimationTransitionFlipFromRight forView:self.view cache:NO];
}];
}
- (void) popViewControllerWithFlip
{
[UIView animateWithDuration:0.5
animations:^{
[UIView setAnimationCurve:UIViewAnimationCurveEaseInOut];
[UIView setAnimationTransition:UIViewAnimationTransitionFlipFromRight forView:self.view cache:NO];
}];
[self popViewControllerAnimated:NO];
}
@end
然后简单地导入UINavigationController+Animation.h文件并正常调用它:
[self.navigationController pushViewControllerWithFlip:[[NewViewController alloc] init]];
[self.navigationController popViewControllerWithFlip];