Created
November 5, 2013 16:19
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/** | |
* タブの切替毎に必要なFragmentを取得するためのAdapterクラス | |
*/ | |
public static class SectionsPagerAdapter extends FragmentPagerAdapter { | |
private final Context mContext; | |
private final ViewPager mViewPager; | |
private final ArrayList<TabInfo> mTabs = new ArrayList<TabInfo>(); | |
private static final class TabInfo { | |
private final Class<?> clazz; | |
private final Bundle args; | |
private final String tabTitle; | |
private final Integer id; | |
/** | |
* タブ内のActivity、引数を設定する。 | |
* | |
* @param clazz タブ内のv4.Fragment | |
* @param args タブ内のv4.Fragmentに対する引数 | |
* @param tabTitle タブに表示するタイトル | |
*/ | |
TabInfo(Class<?> clazz, Bundle args, String tabTitle, Integer id) { | |
this.clazz = clazz; | |
this.args = args; | |
this.tabTitle = tabTitle; | |
this.id = id; | |
} | |
} | |
public SectionsPagerAdapter(FragmentActivity context, ViewPager viewPager) { | |
super(context.getSupportFragmentManager()); | |
viewPager.setAdapter(this); | |
mContext = context; | |
mViewPager = viewPager; | |
} | |
@Override | |
public BaseFragment getItem(int position) { | |
TabInfo info = mTabs.get(position); | |
return (BaseFragment) Fragment.instantiate(mContext, info.clazz.getName(), info.args); | |
} | |
@Override | |
public long getItemId(int position) { | |
return mTabs.get(position).id; | |
} | |
@Override | |
public int getItemPosition(Object object) { | |
return POSITION_NONE; | |
} | |
public BaseFragment findFragmentByPosition(int position) { | |
return (BaseFragment) instantiateItem(mViewPager, position); | |
} | |
/** | |
* タブ内に起動するActivity、引数、タイトルを設定する | |
* | |
* @param clazz 起動するv4.Fragmentクラス | |
* @param args v4.Fragmentに対する引数 | |
* @param tabTitle タブのタイトル | |
*/ | |
public void addTab(Class<?> clazz, Bundle args, String tabTitle, Integer id) { | |
TabInfo info = new TabInfo(clazz, args, tabTitle, id); | |
mTabs.add(info); | |
} | |
public void removeTab(int position) { | |
mTabs.remove(position); | |
} | |
@Override | |
public int getCount() { | |
// タブ数 | |
return mTabs.size(); | |
} | |
} |
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