摘要：
约定事项：http://stackoverflow.com/questions/36837066/how-to-validate-virtual-keyboard-visibility监视器键盘弹出并折叠。/*代码中的其他位置*/RelativeLayoutmainLayout=findViewById（R.layout.main_layout）//Youmus
entends:http://stackoverflow.com/questions/36837066/how-to-validate-virtual-keyboard-visibility
监听键盘弹出和收起.
/* Somewhere else in your code */ RelativeLayout mainLayout = findViewById(R.layout.main_layout); // You must use your root layout InputMethodManager im = (InputMethodManager) getSystemService(Service.INPUT_METHOD_SERVICE); /* Instantiate and pass a callback */ SoftKeyboard softKeyboard; softKeyboard = new SoftKeyboard(mainLayout, im); softKeyboard.setSoftKeyboardCallback(new SoftKeyboard.SoftKeyboardChanged() { @Override public void onSoftKeyboardHide() { // Code here } @Override public void onSoftKeyboardShow() { // Code here } }); /* Open or close the soft keyboard programatically */ softKeyboard.openSoftKeyboard(); softKeyboard.closeSoftKeyboard(); /* SoftKeyboard can catch keyboard events when an EditText gains focus and keyboard appears */ /* Prevent memory leaks: */ @Override public void onDestroy() { super.onDestroy(); softKeyboard.unRegisterSoftKeyboardCallback(); }
final View parentView= findViewById(R.id.myrootview); parentView.getViewTreeObserver().addOnGlobalLayoutListener(new OnGlobalLayoutListener() { @Override public void onGlobalLayout() { int heightDiff = root.getRootView().getHeight() - root.getHeight(); Rect rectgle= new Rect(); Window window= getWindow(); window.getDecorView().getWindowVisibleDisplayFrame(rectgle); int contentViewTop= window.findViewById(Window.ID_ANDROID_CONTENT).getTop(); if(heightDiff <= contentViewTop){ //Soft KeyBoard Hidden---button visible }else{ //Soft KeyBoard Shown---button hide } } });