android-fragmentactivity

问题 I have a problem: error loading /system/media/audio/ui/Effect_Tick.ogg It's shown when I click navdraw icon. Anybody can help me?? This is errors on logcat: 04-20 01:42:11.240: E/SoundPool(639): error loading /system/media/audio/ui/Effect_Tick.ogg 04-20 01:42:11.251: E/SoundPool(639): error loading /system/media/audio/ui/Effect_Tick.ogg 04-20 01:42:11.251: E/SoundPool(639): error loading /system/media/audio/ui/Effect_Tick.ogg 04-20 01:42:11.280: E/SoundPool(639): error loading /system/media

问题 I have a FragmentActivity that hosts a DialogFragment. The DialogFragment perform network requests and handles Facebook authentication, so I need to retain it during rotation. I've read all the other questions relating to this issue, but none of them have actually solved the problem. I'm using putFragment and getFragment to save the Fragment instance and get it again during activity re-creation. However, I'm always getting a null pointer exception on the call to getFragment in

问题 Using a ViewPager, I'm working on a guide that tells the user how to use my app. This is how i currently add/setup the pages: ... private class ScreenSlidePagerAdapter extends FragmentStatePagerAdapter { public ScreenSlidePagerAdapter(FragmentManager fm) { super(fm); } @Override public Fragment getItem(int position) { switch (position) { case 0: return new Guide_fragment(); case 1: return new Guide_fragment_2(); case 2,3,4 etc. default: return null; } } ... But this way I have to have a

问题 Am extending a FragmentActivity in a class which serves as my base activity where my other activities extend from. My issue is when I extend my other activities from my base activity, I loose toolbar functionality. How can I add this to my base activity so that my activities can inherit the toolbar? Any pointers? 回答1: In case fragments should have custom view of ToolBar you can implement ToolBar for each fragment separately. add ToolBar into fragment_layout : <android.support.v7.widget

问题 Am extending a FragmentActivity in a class which serves as my base activity where my other activities extend from. My issue is when I extend my other activities from my base activity, I loose toolbar functionality. How can I add this to my base activity so that my activities can inherit the toolbar? Any pointers? 回答1: In case fragments should have custom view of ToolBar you can implement ToolBar for each fragment separately. add ToolBar into fragment_layout : <android.support.v7.widget

问题 I have a navigation button for my navigation fragment which turns active and opens a navigation drawer menu upon click: Now when I click it, it turns active as follows: However, I want to associate it with a navigation drawer such a way that, even if I do not click the button and slide open the navigation drawer, the button turns active when the navigation drawer menu is open and when closed by sliding back in from right to left, the button turns red/inactive. The code which I am trying to

问题 I'm developing an Activity with a ViewPager that contains Fragments (Max 4 fragment each time) when each containing TableLayout . So basically 4 Tables are loaded. This is the code for loading the data into the Fragment which is later attached to the ViewPager : public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { if (container == null) { return null; } LinearLayout.LayoutParams layoutParams=new LinearLayout.LayoutParams(LayoutParams.WRAP_CONTENT

问题 There are some similar answers, but not to this situation. My situation is simple. I have an Activity with two different layouts, one in Portrait, another in Landscape. In Portrait , i use <FrameLayout> and add Fragment into it dynamically . In Landscape , i use <fragment> so the Fragment is static . (in fact this doesn't matter) It first starts in Portrait , then i added the Fragment by simply: ListFrag listFrag = new ListFrag(); getSupportFragmentManager().beginTransaction() .replace(R.id

问题 I have two tabs.First tab is for map .Second tab is for list. And I tried to display the map on the first tab. But it has displayed only the layout [return inflater.inflate(R.layout.map_activity, container, false);] But instead of this I have one activity for map, i want to load that activity without losing tab ,inside the tab itself.Please help me 回答1: As you told you want to show activity in fragment, Your tabs are fragments. I want to make clear that Fragment cant host Activity . Your

问题 I try to use the Android compatibility library (or now called the support library) v4 for pre-honeycomb android devices. I understand that, instead of using the Fragment class, I should use the FragmentActivity class. According to all the tutorials I can find, I can use the onCreateView method as in the Fragment class: public View onCreateView (LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) However, the onCreateView method in the FragmentActivity seems to be