虽然是小问题一个,但也困扰了我一段时间,现在记下来,给自己做个备忘,也可以给其他人一个参考 view plaincopy to clipboardprint? 01-08 01:49:27.874: ERROR/WindowManager(473): Activity com.photos.MainActivity has leaked window android.widget.ImageButton@43e40d10 that was originally added here 01-08
* This class represents the basic building block for user interface components. A View * occupies a rectangular area on the screen and is responsible for drawing and * event handling. View is the base class for <em>widgets</em>, which are * us
Android View.setId(int id) 用法 当要在代码中动态的添加View并且为其设置id时,如果直接用一个int值时,Studio会警告. 经过查询,动态设置id的方法有两种; 1. View.generateViewId(); 这个方法的返回值是个int值,方法的意思是获取一个可以用在setId(int id)方法中的int类型id; 官方文档说明: int generateViewId () Added in API level 17 Generate a value su
2015-07-28 17:29:19 这一篇主要看看布局过程 一.布局过程肯定要不可避免的涉及到layout()和onLayout()方法,这两个方法都是定义在View.java中,源码如下: /** * Assign a size and position to a view and all of its * descendants * * <p>This is the second phase of the layout mechanism. * (The first is measur