机器人如何注册的onTouchEvent为整个活动的主要内容有何看法？ [英] Android How to register OnTouchEvent for entire Activity main content view?

问题描述

我已经在我的活动实现的onTouchEvent（的TouchEvent）。不过，我想知道需要哪些步骤来注册此作为事件的主要活动内容视图。我想设置的onTouchEvent的，涵盖了活动的整个屏幕空间的观点。有一个的setContentView（），这需要布局ID。如何注册活动为的onTouchEvent监听的主要内容视图。我正在考虑findByView（activityLayoutId）得到这个观点，但是这似乎并不很喜欢的权利或最佳方式。谢谢

I have implemented onTouchEvent(TouchEvent) on my activity. However, I would like to know what steps are required to register this as the event for the activities main Content view. I want to set the onTouchEvent for the view that covers the entire screen space of the activity. there is a setContentView() which takes a layout id. How do I register the activity as the ontouchEvent listener to the main content view. I am considering findByView(activityLayoutId) to get this view, but this does not seem quite like the right or best way. Thanks

推荐答案

如果你正在寻找一种方法之后活动＃的setContentView（INT）

If you're looking for a way to get your content view as a View after Activity#setContentView(int), then you can set an id on the outer-most element of your layout:

android:id="@+id/entire_view"

和后的setContentView 引用它在你的的onCreate 方法：

and reference it in your onCreate method after setContentView:

View view = getViewById(R.id.entire_view);
view.setOnTouchListener( ...

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