截图功能

public Bitmap myShot(Activity activity) {
// 获取windows中最顶层的view
View view = activity.getWindow().getDecorView();
view.buildDrawingCache();
// 获取状态栏高度
Rect rect = new Rect();
view.getWindowVisibleDisplayFrame(rect);
int statusBarHeights = rect.top;
Display display = activity.getWindowManager().getDefaultDisplay();
// 获取屏幕宽和高
int widths = display.getWidth();
int heights = display.getHeight();
// 允许当前窗口保存缓存信息
view.setDrawingCacheEnabled(true);
// 去掉状态栏
Bitmap bmp = Bitmap.createBitmap(view.getDrawingCache(), 0,
statusBarHeights, widths, heights – statusBarHeights);
// 销毁缓存信息
view.destroyDrawingCache();
return bmp;
}