Comments (5)
在处理View和手势之间的关系的时候,习惯性的用runnable和handler来处理了,滑动返回项目在最初阶段也是有其他的思路的,不过现在看来确定是可以不用handler的,这个点确实可以优化。
from and_swipeback.
你能详细描述一下遇到的 “因为Handler和事件分发有时候会造成时序的混乱” ,这种情况吗?
from and_swipeback.
这个是在我优化了滑动触发后发生的。
原本的代码是直接把屏幕左边的事件拦截,有些左上角的按钮例如返回键就无法触发.
我做了点改动,仿造微信(ios)的风格,在手指在左侧滑动一定距离后才触发滑动返回.
但是后来测试发现,如果乱按,由于Handler发送的Message和点击滑动事件不一定会按照时间先后顺序执行.
由于滑动取消还涉及了动画,动画结束后又发送了Message,在我的代码里有几率出现问题.
原来的代码不会这样,只是我修改后这样.
from and_swipeback.
因为改得比较苦恼,所以就去除了Handler.
from and_swipeback.
Handler处理Message肯定是按序处理的,但是想要响应返回按键确定会有一定的问题,这个是我正在优化的点。
from and_swipeback.
Related Issues (20)
- 使用Monkey测试时发现一个问题
- 滑动返回,惯性滑动的同时点击返回键会出现白屏的现象 HOT 1
- 将上个Activity的ContenView添加到打开的Activity所带来的性能问题 HOT 1
- webview执行webview.onpause()的时候滑动返回会白屏
- [Bug fix] Fix bug case flickering on Oreo HOT 2
- ShadowView的构造函数报空指针
- NestedScrollView自动上滑
- viewPager+fragment 打开的activity侧滑没反应
- 目前出现的滑动闪屏的一个解决方法 HOT 4
- 过快滑动出现闪屏的情况 HOT 2
- 手指放在屏幕左侧边缘位置会出现上一个页面内容
- 快速滑动有问题,滑不出去! HOT 1
- 从 Fragment 跳到 Activity 侧滑返回沉浸式的效果失效
- 返回沉浸页面时,布局向下抖动了一个状态栏高度后恢复原状 HOT 2
- 滑动开始重置不返回,背景一次正常一次白屏
- 不支持androidx么 HOT 1
- 初始页面滑动退出时没有动画也没有跟着手指动 直接就退出了
- 两三个页面的情况下,快速连续滑动返回会崩溃
- 顶部沉浸栏支持,类似于微信
- java.lang.NullPointerException Attempt to invoke interface method 'boolean java.util.List.contains(java.lang.Object)' on a null object reference hg.zp.ui.ui.activity.WelcomeActivity.onDestroy(WelcomeActivity.java:108)
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from and_swipeback.