android.support.v4.view.ViewPager#setPageMarginDrawable ( )源码实例Demo

private void setUpViewPager(ArrayList<Photo> photos) {
    viewPager = (ViewPager) findViewById(R.id.pager);
    viewPager.setAdapter(new DetailViewPagerAdapter(this, photos, sharedElementCallback));
    viewPager.setCurrentItem(initialItem);

    viewPager.addOnLayoutChangeListener(new View.OnLayoutChangeListener() {
        @Override
        public void onLayoutChange(View v, int left, int top, int right, int bottom,
                                   int oldLeft, int oldTop, int oldRight, int oldBottom) {
            if (viewPager.getChildCount() > 0) {
                viewPager.removeOnLayoutChangeListener(this);
                startPostponedEnterTransition();
            }
        }
    });

    viewPager.setPageMargin(getResources().getDimensionPixelSize(
            com.example.android.unsplash.base.R.dimen.padding_mini));
    viewPager.setPageMarginDrawable(R.drawable.page_margin);
}
 

/**
 * Initiate ViewPager and PagerAdapter
 */
public void initPager() {
    // Initiate PagerAdapter
    PagerAdapter mPagerAdapter = new PagerAdapter(getSupportFragmentManager());

    mPagerAdapter.addFragment(new MusicAllListFragment());
    mPagerAdapter.addFragment(new MusicOnlineFragment());
    mPagerAdapter.addFragment(new MusicLoveListFragment());

    // Initiate ViewPager
    ViewPager mViewPager = (ViewPager)findViewById(R.id.viewPager);
    mViewPager.setPageMargin(getResources().getInteger(R.integer.viewpager_margin_width));
    mViewPager.setPageMarginDrawable(R.drawable.music_viewpager_margin);
    mViewPager.setOffscreenPageLimit(mPagerAdapter.getCount());
    mViewPager.setAdapter(mPagerAdapter);
    // Tabs
    initScrollableTabs(mViewPager);
}
 

/**
 * Initiate ViewPager and PagerAdapter
 */
public void initPager() {
    // Initiate PagerAdapter
    PagerAdapter mPagerAdapter = new PagerAdapter(getSupportFragmentManager());

    mPagerAdapter.addFragment(new MusicSongListFragment());
    mPagerAdapter.addFragment(new MusicLoveListFragment());

    // Initiate ViewPager
    ViewPager mViewPager = (ViewPager)findViewById(R.id.viewPager);
    mViewPager.setPageMargin(getResources().getInteger(R.integer.viewpager_margin_width));
    mViewPager.setPageMarginDrawable(R.drawable.music_viewpager_margin);
    mViewPager.setOffscreenPageLimit(mPagerAdapter.getCount());
    mViewPager.setAdapter(mPagerAdapter);
    //mViewPager.setCurrentItem(0);

    // Tabs
    initScrollableTabs(mViewPager);
}
 

/**
 * Initiate ViewPager and PagerAdapter
 */
private void initPager() {
    // Initiate PagerAdapter
    PagerAdapter mPagerAdapter = new PagerAdapter(getSupportFragmentManager());
    if (ApolloUtils.isArtist(mimeType))
        // Show all albums for an artist
        mPagerAdapter.addFragment(new ArtistAlbumsFragment(bundle));
    // Show the tracks for an artist or album
    if(Playlists.CONTENT_TYPE.equals(mimeType)){
        mPagerAdapter.addFragment(new PlaylistListFragment(bundle));
    }
    else if(Genres.CONTENT_TYPE.equals(mimeType)){
    	mPagerAdapter.addFragment(new GenreListFragment(bundle));
    }
    else if(ApolloUtils.isArtist(mimeType)){
    	mPagerAdapter.addFragment(new ArtistListFragment(bundle));
    }
    else if(Audio.Albums.CONTENT_TYPE.equals(mimeType)){
    	mPagerAdapter.addFragment(new AlbumListFragment(bundle));
    }

    // Set up ViewPager
    mViewPager = (ViewPager)findViewById(R.id.viewPager);
    mViewPager.setPageMargin(getResources().getInteger(R.integer.viewpager_margin_width));
    mViewPager.setPageMarginDrawable(R.drawable.music_viewpager_margin);
    mViewPager.setOffscreenPageLimit(mPagerAdapter.getCount());
    mViewPager.setAdapter(mPagerAdapter);
    mViewPager.setOnPageChangeListener(new PageListener());
}
 

@Override
protected void onCreate(final Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);
	overridePendingTransition(R.anim.slide_in_right, 0);
	setContentView(R.layout.network_monitor_content);

	// final ActionBar actionBar = getSupportActionBar();
	// actionBar.setDisplayHomeAsUpEnabled(true);

	final ViewPager pager = (ViewPager) findViewById(R.id.network_monitor_pager);

	final FragmentManager fm = getSupportFragmentManager();

	if (pager != null) {
		final ViewPagerTabs pagerTabs = (ViewPagerTabs) findViewById(R.id.network_monitor_pager_tabs);
		pagerTabs.addTabLabels(R.string.network_monitor_peer_list_title,
				R.string.network_monitor_block_list_title);

		final PagerAdapter pagerAdapter = new PagerAdapter(fm);

		pager.setAdapter(pagerAdapter);
		pager.setOnPageChangeListener(pagerTabs);
		pager.setPageMargin(2);
		pager.setPageMarginDrawable(R.color.bg);

		peerListFragment = new PeerListFragment();
		blockListFragment = new BlockListFragment();
	} else {
		peerListFragment = (PeerListFragment) fm
				.findFragmentById(R.id.peer_list_fragment);
		blockListFragment = (BlockListFragment) fm
				.findFragmentById(R.id.block_list_fragment);
	}
	// flTitleBar = (FrameLayout) findViewById(R.id.fl_title_bar);
	ibtnBack = (ImageButton) findViewById(R.id.ibtn_back);
	ibtnBack.setOnClickListener(new IBackClickListener());
       findViewById(R.id.ibtn_option).setOnClickListener(optionClick);
   }
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    LogExt.d(getClass(), "onCreate");

    setContentView(R.layout.rss_activity_main);

    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);
    getSupportActionBar().setDisplayShowTitleEnabled(true);

    if (pagerAdapter == null) {
        List<ActionItem> items = UiManager.getInstance().getMainTabBarItems();
        pagerAdapter = new MainPagerAdapter(getSupportFragmentManager(), items);

        ViewPager viewPager = (ViewPager) findViewById(R.id.pager);
        viewPager.setAdapter(pagerAdapter);
        viewPager.setPageMargin(1);
        viewPager.setPageMarginDrawable(new ColorDrawable(Color.LTGRAY));

        IconTabLayout tabLayout = (IconTabLayout) findViewById(R.id.tabLayout);
        tabLayout.setOnTabSelectedListener(new IconTabLayout.OnTabSelectedListenerAdapter() {
            @Override
            public void onTabSelected(TabLayout.Tab tab) {
                int index = tabLayout.getSelectedTabPosition();
                viewPager.setCurrentItem(index);
            }
        });

        for (ActionItem item : items) {
            tabLayout.addIconTab(
                    item.getTitle(),
                    item.getIcon(),
                    items.indexOf(item) == 0,
                    // need real logic for this (show badge)
                    items.indexOf(item) == 0
            );
        }

        viewPager.addOnPageChangeListener(new TabLayout.TabLayoutOnPageChangeListener(tabLayout));
    }

    handleNotificationIntent(getIntent());
}