fragment

Custom attributes in Android fragments

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The Link for Support4Demos is changed or can be changed so posting the complete solution. Here it goes. Create attrs.xml file in res/values folder. Or add the below content if file already exists. <?xml version=”1.0″ encoding=”utf-8″?> <resources> <declare-styleable name=”MyFragment”> <attr name=”my_string” format=”string”/> <attr name=”my_integer” format=”integer”/> </declare-styleable> Override the onInflate delegate of fragment and read attributes … Read more

Android – How to change fragments in the Navigation Drawer

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Follow This link!! for more details and use private class DrawerItemClickListener implements ListView.OnItemClickListener { @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { selectItem(position); } } and private void selectItem(int position) { FragmentManager fragmentManager = getSupportFragmentManager(); FragmentTransaction ft = fragmentManager.beginTransaction(); switch (position) { case 0: ft.replace(R.id.content_frame, new Fragment1, Constants.TAG_FRAGMENT).commit(); break; case 1: … Read more

Fragment inner class should be static

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Non static inner classes do hold a reference to their parent classes. The problem with making a Fragment inner class non-static is that you always hold a reference to the Activity. The GarbageCollector cannot collect your Activity. So you can ‘leak’ the Activity if for example the orientation changes. Because the Fragment might still live … Read more

On showing dialog I get “Can not perform this action after onSaveInstanceState”

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This is common issue. We solved this issue by overriding show() and handling exception in DialogFragment extended class public class CustomDialogFragment extends DialogFragment { @Override public void show(FragmentManager manager, String tag) { try { FragmentTransaction ft = manager.beginTransaction(); ft.add(this, tag); ft.commit(); } catch (IllegalStateException e) { Log.d(“ABSDIALOGFRAG”, “Exception”, e); } } } Note that applying … Read more

Angular2 How to navigate to certain section of the page identified with an id attribute

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Angular 2: I would prefer to go with scrollIntoView() method scrollIntoView. It would provide smooth scrolling transition effect in the browser. HTML Code <div #info id=”info”> <h3>Info</h3> <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p> </div> <div #structure id=”structure”> <h3>Structure</h3> <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p> </div> <li> <ul materialize=”collapsible” class=”collapsible” data-collapsible=”accordion”> <li><a … Read more

Adding Tab inside Fragment In Android?

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Try to do this to handle the Tabs: public class MainFragment extends Fragment { private FragmentTabHost mTabHost; //Mandatory Constructor public MainFragment() { } public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); } public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View rootView = inflater.inflate(R.layout.fragment_tabs,container, false); mTabHost = (FragmentTabHost)rootView.findViewById(android.R.id.tabhost); mTabHost.setup(getActivity(), getChildFragmentManager(), R.id.realtabcontent); mTabHost.addTab(mTabHost.newTabSpec(“fragmentb”).setIndicator(“Fragment B”), FragmentB.class, null); mTabHost.addTab(mTabHost.newTabSpec(“fragmentc”).setIndicator(“Fragment … Read more

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