有没有人能给我解释一下为什么
public void addView(View child) {
child.setDrawingCacheEnabled(true);
child.setWillNotCacheDrawing(false);
child.setWillNotDraw(false);
child.buildDrawingCache();
if(child.getDrawingCache() == null) { //TODO Make this work!
Log.w("View", "View child's drawing cache is null");
}
setImageBitmap(child.getDrawingCache()); //TODO MAKE THIS WORK!!!
}
是否始终记录图形缓存为空,并将位图设置为空?
在设置缓存之前,我真的需要绘制视图吗?
谢谢!
https://stackoverflow.com/questions/2339429
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