android keyboard with function keys

ListView is a view that can be expanded in depth. During project creation, it is essential to extend the ListView to display data. Next, we will show you how to select multiple objects in ListView and how to use the "filter" function of ListView. 1. Use the project BasicViews5 in the previous section. 2. Add some code in BasicViews5Activity. java. [Java]String [] presidents;/** Called when the activity is first created .*/@ OverridePublic void onCreat

The example of this article describes the implementation of menu key function of Android programming. Share to everyone for your reference. The specific analysis is as follows: The Android app can eject a menu with menu keys and now pops a menu with two options through the Menus button. Click on the first button, the

( R.layout.activity_main); Initview (); Setlistener (); private void Initview () {Mtextview = (TextView) Findviewbyid (R.id.tv_main_pay);} private void Setlistener () {Mtextvie W.setonclicklistener (this); }//Show pinball window public void Showpopupwindow () {//init window Popview = view.inflate (this, r.layout.pop_window, null); Mpopupwindow = New Popupwindow (Popview, ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT); Mpayview = (Payview) Popview.findviewbyid (R.id.p

Cocos3.0 android return key function implementation, cocos3.0android Example: Game. h Game. cpp The header file Game. h is defined as follows: Void onKeyReleased (EventKeyboard: KeyCode keyCode, Event * pEvent ); Implementation in the Game. cpp file: Auto listener = EventListenerKeyboard: create (); // bind to the callback functionListener-> onKeyReleased = CC_CALLBACK_2 (Game: OnKeyReleased, this); // Add

The oncreate method will be re-called when switching between landscape and landscape screens. You can use the following method to call the oncreate method during the switchover process. If you need to use different layout files for landscape and landscape screens, this method may not work. After I write code for testing, if the current screen is a portrait screen, it will not use the layout file of the landscape screen after switching, instead, I used the layout file of the portrait screen in th

(TAG, " Shake detected, perform operation! "); break;}}; @Overrideprotected void OnDestroy () {//TODO auto-generated method Stubsuper.ondestroy (); Mediaplayer.stop ();//Stop Music on exit }/** * Keyboard event, when the back button is pressed to ask whether to press the exit program again *///exit time private long exittime = 0; @Overridepublic boolean onKeyDown (int keycode, Keye Vent event) {if (keycode = = keyevent.keycode_back event.getaction ()