/** * 用于获取状态栏的高度。 * * @return 返回状态栏高度的像素值。 */ private int getStatusBarHeight() { if (statusBarHeight == 0) { try { Class<?> c = Class.forName("com.android.internal.R$dimen"); Object o = c.newInstance(); Field field = c.getField("status_bar_height"); int x = (Integer) field.get(o); statusBarHeight = getResources().getDimensionPixelSize(x); } catch (Exception e) { e.printStackTrace(); } } return statusBarHeight; }