如何通过单击按钮打开选项菜单?以下代码不起作用:
openOptionsMenu();
谢谢
发布于 2017-01-11 07:23:14
我发现的唯一方法是模拟一个KeyEvent。这将显示[选项]菜单
BaseInputConnection mInputConnection = new BaseInputConnection( findViewById(R.id.main_content), true);
KeyEvent kd = new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MENU);
KeyEvent ku = new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_MENU);
mInputConnection.sendKeyEvent(kd);
mInputConnection.sendKeyEvent(ku);
https://stackoverflow.com/questions/38727010
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