mirror of
https://codeberg.org/Freeyourgadget/Gadgetbridge
synced 2024-08-26 09:11:37 +02:00
53 lines
1.9 KiB
Java
53 lines
1.9 KiB
Java
package nodomain.freeyourgadget.gadgetbridge.activities;
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import android.os.Bundle;
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import android.support.v4.app.FragmentManager;
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import android.support.v4.app.FragmentPagerAdapter;
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/**
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* A base activity that supports paging through fragments by swiping.
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* Subclasses will have to add a ViewPager to their layout and add something
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* like this to hook it to the fragments:
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* <p/>
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* <pre>
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* // Set up the ViewPager with the sections adapter.
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* ViewPager viewPager = (ViewPager) findViewById(R.id.pager);
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* viewPager.setAdapter(getPagerAdapter());
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* </pre>
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*
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* @see AbstractGBFragment
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*/
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public abstract class AbstractGBFragmentActivity extends GBActivity {
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/**
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* The {@link android.support.v4.view.PagerAdapter} that will provide
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* fragments for each of the sections. We use a
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* {@link FragmentPagerAdapter} derivative, which will keep every
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* loaded fragment in memory. If this becomes too memory intensive, it
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* may be best to switch to a
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* {@link android.support.v4.app.FragmentStatePagerAdapter}.
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*/
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private AbstractFragmentPagerAdapter mSectionsPagerAdapter;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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// Create the adapter that will return a fragment for each of the three
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// primary sections of the activity.
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mSectionsPagerAdapter = createFragmentPagerAdapter(getSupportFragmentManager());
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}
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public AbstractFragmentPagerAdapter getPagerAdapter() {
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return mSectionsPagerAdapter;
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}
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/**
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* Creates a PagerAdapter that will create the fragments to be used with this
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* activity. The fragments should typically extend AbstractGBFragment
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*
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* @param fragmentManager
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* @return
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*/
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protected abstract AbstractFragmentPagerAdapter createFragmentPagerAdapter(FragmentManager fragmentManager);
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}
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