fragment

问题 Please bear up with me as I am pretty new to Android. I am trying to initialize Youtube player in a fragment class. Google has already provided method to initialize in Activity which goes as follows: package com.examples.youtubeapidemo; import com.google.android.youtube.player.YouTubeBaseActivity; import com.google.android.youtube.player.YouTubePlayer; import com.google.android.youtube.player.YouTubePlayerView; import android.os.Bundle; public class PlayerViewDemoActivity extends

问题 I'm creating an app that displays data in a ListView. Data is categorized in let say two types (Popular, Favorites). I have one Activity and two Fragments. The Fragments displays a list of items based on their category. I used a ListView for this. I then have two fragment_layouts which are exactly alike in design but have different view id's ie tvId1, tvId2 for TextViews. The codes in the Fragments only differ in referencing their corresponding layout and views in the layout. I get data from

问题 Is it possible to use camera in fragment like view, so that it wouldn't open another app and go away from my special app? I want something like SurfaceView with camera? 回答1: Yes it is, Check this link . Basically overwritting the SurfaceView and integrating the camera picture callback . example code : /* Surface on which the camera projects it's capture results. */ class CameraPreview extends SurfaceView implements SurfaceHolder.Callback { SurfaceHolder mHolder; Camera mCamera; public

问题 I am using fragments in my application and I am new for this. There is a fragment in which I want to display Google Map and want to get its object, for this I have a fragment in my XML and I want to inflate it in the Fragment itself. When I am trying to inflate the map view its showing me error for getSupportFragmentManager(). How do I get the map object then that is the main issue. My XML is like this :- <fragment android:id="@+id/map" android:layout_width="match_parent" android:layout

问题 I have developed an custom adapter which takes data from SQLite. Data is selecting and adapter also gets data. But its not showing in the list view. I don't get any errors. I printed data get in the adapter but only one set of data is shown. Not all data. I have developed and follow normal custom adapter implementation example. I have some doubts. 1-In my customAdapter class. when i am inflating XML for the custom rows in adapter when findviewById() is called only one Text View shows 'it may

问题 I am trying to create a custom tabview in the action bar, something like this: I got this view: i want to change the background of tabviews indicators, so backgroung color become invisible and we have the green line under the selected tabview indicator. Here are my code (i used default tabview): public class BaseActivity extends Activity{ ActionBar bar; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.base_activity); bar =

问题 I create app for someone in my countery I have problem with app My app has slide mene Same this app Youtube . http://i.stack.imgur.com/4hxlM.png but the problem with WebView I have one layout it has webView this is webView_layout.xml <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:background="@drawable/background2" android:layout_height="match_parent" android:orientation="vertical" >

问题 I have a ListFragment Activity. I want to create a method for onItemClickedLongPress, so that when the user does this. a menu pops up. I am familiar with creating the menu. So if some one would please, give me further instructions on how to set Override the longpress in a ListFragment activity? 回答1: edit: this sample shows how to show something other then system menu fx. QuickAction from https://github.com/lorensiuswlt/NewQuickAction @Override public void onViewCreated(View view, Bundle

问题 I have application titles fragment and contents fragment on the screen. When the user clicks on the item in titles fragment the according fragment is created and inserted to a frame and the selected title is highlighted in titles fragment. Transaction is done with fragment.addToBackStack() , so when the user clicks the BACK key, the previous fragment is restored and inserted in the frame. What is the best solution to restore view state when transaction manager restores fragments? The problem

问题 My requirement is quite simple: I have a button that should replace a FragmentA by FragmentB. This sounds easy and nearly work, the big problem is that the old fragment is not removed and the new placed on the front of the old one and they are "living" together in my layout. The Code: FragmentManager fragMgr = a.getSupportFragmentManager(); Fragment currentFragment = (Fragment) fragMgr.findFragmentById(R.id.fragmentitself); if(currentFragment!=null){ FragmentTransaction fragTrans = fragMgr