Example usage for android.support.v4.app FragmentPagerAdapter getCount

Introduction

In this page you can find the example usage for android.support.v4.app FragmentPagerAdapter getCount.

Prototype

public abstract int getCount();

Source Link

Document

Return the number of views available.

Usage

From source file:com.karumi.dividers.sample.SampleActivity.java

private void initializeViewPager() {
    FragmentManager fragmentManager = getSupportFragmentManager();
    FragmentPagerAdapter pagerAdapter = new SampleFragmentPagerAdapter(fragmentManager, this);
    viewPager.setAdapter(pagerAdapter);//  ww  w .  j  a  v a  2  s . c o  m
    viewPager.setOffscreenPageLimit(pagerAdapter.getCount());
}

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From source file:com.cereuswomen.marketingmessage.view.SlidingTabLayout.java

public void populateTabStrip(int position) {

    final FragmentPagerAdapter adapter = (FragmentPagerAdapter) mViewPager.getAdapter();
    final View.OnClickListener tabClickListener = new TabClickListener();

    for (int i = position; i < adapter.getCount(); i++) {
        View tabView = null;/*w w w.j a  v a  2  s  .  c o m*/
        TextView tabTitleView = null;

        if (mTabViewLayoutId != 0) {
            // If there is a custom tab view layout id set, try and inflate it
            tabView = LayoutInflater.from(getContext()).inflate(mTabViewLayoutId, mTabStrip, false);
            tabTitleView = (TextView) tabView.findViewById(mTabViewTextViewId);
        }

        if (tabView == null) {
            tabView = createDefaultTabView(getContext());
        }

        if (tabTitleView == null && TextView.class.isInstance(tabView)) {
            tabTitleView = (TextView) tabView;
        }

        tabTitleView.setText(adapter.getPageTitle(i));
        tabView.setOnClickListener(tabClickListener);

        mTabStrip.addView(tabView);
    }

}

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From source file:com.example.android.OurApp.MainActivity.java

public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);/*from w ww.  j  a  va2  s.  co  m*/

    // Create the adapter that will return a fragment for each of the three primary sections
    // of the app.
    //mAppSectionsPagerAdapter = new AppSectionsPagerAdapter(getSupportFragmentManager());

    // Set up the action bar.
    final ActionBar actionBar = getActionBar();

    // Specify that the Home/Up button should not be enabled, since there is no hierarchical
    // parent.
    actionBar.setHomeButtonEnabled(false);

    // Specify that we will be displaying tabs in the action bar.
    actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);

    // Set up the ViewPager, attaching the adapter and setting up a listener for when the
    // user swipes between sections.
    mViewPager = (ViewPager) findViewById(R.id.pager);
    FragmentPagerAdapter pagerAdapter = new FragmentPagerAdapter(getSupportFragmentManager()) {
        // ?position?Fragment
        @Override
        public Fragment getItem(int position) {
            Fragment fragment = new DummyFragment();
            Bundle args = new Bundle();
            args.putInt(DummyFragment.ARG_SECTION_NUMBER, position + 1);
            fragment.setArguments(args);
            return fragment;
        }

        // iAdapterFragment
        @Override
        public int getCount() {
            return 3;
        }

        // ?Fragment
        @Override
        public CharSequence getPageTitle(int position) {
            switch (position) {
            case 0:
                return "";
            case 1:
                return "";
            case 2:
                return "";
            }
            return null;
        }
    };

    for (int i = 0; i < pagerAdapter.getCount(); i++) {

        actionBar.addTab(actionBar.newTab().setText(pagerAdapter.getPageTitle(i)).setTabListener(this));
    }

    mViewPager.setAdapter(pagerAdapter);
    mViewPager.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
        @Override
        public void onPageSelected(int position) {
            // When swiping between different app sections, select the corresponding tab.
            // We can also use ActionBar.Tab#select() to do this if we have a reference to the
            // Tab.
            actionBar.setSelectedNavigationItem(position);
        }
    });

}

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From source file:app.screen.MyActivity.java

/**
 * For more info on using view pager and tabs and action bar, <a href="http://goo.gl/7CsM9">checkout this article</a>
 * in the Android developer site's "Training" section.
 * <p/>//from w w  w . j  a  v a 2  s . co  m
 * For more info on ViewPager, <a href="http://goo.gl/NgCUO">read this article</a>.
 */
private void _setupFragments() {
    // set up the action bar
    final ActionBar actionBar = getActionBar();
    actionBar.setHomeButtonEnabled(false);
    actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);

    // create the FragmentPagerAdapter
    FragmentPagerAdapter fragmentPagerAdapter = new FragmentPagerAdapter(getSupportFragmentManager()) {
        @Override
        public Fragment getItem(int position) {
            try {
                return Fragments.values()[position].aClass.getConstructor(MyActivity.class)
                        .newInstance(MyActivity.this);
            } catch (Exception e) {
                AndroidUtils.logErr(IconPaths.MyApp, "MyActivity - problem creating fragments", e);
                // something has gone wrong - this shouldn't happen
                return new Fragment() {
                    /** make a fragment to house {@link R.layout#error_fragment} */
                    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                            Bundle savedInstanceState) {
                        return super.onCreateView(inflater, container, savedInstanceState);
                    }
                };
            }
        }

        @Override
        public int getCount() {
            return Fragments.values().length;
        }

        public CharSequence getPageTitle(int position) {
            try {
                return Fragments.values()[position].title;
            } catch (Exception e) {
                return "N/A";
            }
        }
    };

    // Set up the ViewPager, attaching the adapter and setting up a listener for when the
    // user swipes between sections.
    final ViewPager viewPager = (ViewPager) findViewById(R.id.pager);
    viewPager.setOffscreenPageLimit(Fragments.values().length); // keep all the pages in memory
    viewPager.setAdapter(fragmentPagerAdapter);
    viewPager.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
        /**
         * When swiping between different app sections, select the corresponding tab.
         * We can also use ActionBar.Tab#select() to do this if we have a reference to the Tab.
         */
        @Override
        public void onPageSelected(int position) {
            super.onPageSelected(position);
            actionBar.setSelectedNavigationItem(position);
        }
    });
    // create TabListener
    ActionBar.TabListener tabListener = new

    ActionBar.TabListener() {
        @Override
        public void onTabSelected(ActionBar.Tab tab, FragmentTransaction transaction) {
            viewPager.setCurrentItem(tab.getPosition());
        }

        @Override
        public void onTabUnselected(ActionBar.Tab tab, FragmentTransaction transaction) {
        }

        @Override
        public void onTabReselected(ActionBar.Tab tab, FragmentTransaction transaction) {
        }
    };

    // setup tabs
    for (int i = 0; i < fragmentPagerAdapter.getCount(); i++) {
        actionBar.addTab(
                actionBar.newTab().setText(fragmentPagerAdapter.getPageTitle(i)).setTabListener(tabListener));
    }

}

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