2013-01-01 41 views
1

所以我想創建一個佈局,這樣我會有一個viewpager w /製表符在頁面的頂部,有幾個靜態按鈕在底部不當我滑動標籤時移動。似乎遇到了障礙,但我的碎片沒有加載,並且在執行下面的代碼時我失去了刷卡功能。我是Actionbarsherlock的新手,不確定問題所在,希望能得到任何幫助。謝謝!下面的Viewpager靜態按鈕w /選項卡 - Actionbarsherlock

化java:

public class Main extends SherlockFragmentActivity { 

ViewPager mViewPager; 
TabsAdapter mTabsAdapter; 
TextView tabCenter; 
TextView tabText; 
Menu menu; 
SubMenu subMenu1; 

@Override 
public void onCreate(Bundle savedInstanceState) { 
    super.onCreate(savedInstanceState); 
    setContentView(R.layout.main); 

    mViewPager = new ViewPager(this); 
    mViewPager.setId(R.id.pager); 

    ActionBar bar = getSupportActionBar(); 
    bar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS); 

    mTabsAdapter = new TabsAdapter(this, mViewPager); 

    mTabsAdapter 
      .addTab(bar.newTab().setText("Tab 1"), Fragment1.class, null); 
    mTabsAdapter.addTab(bar.newTab().setText("Tab 2"), Fragment2.class, 
      null); 
    mTabsAdapter.addTab(bar.newTab().setText("Tab 3"), Fragment3.class, 
      null); 

} 

public static class TabsAdapter extends FragmentPagerAdapter implements 
     ActionBar.TabListener, ViewPager.OnPageChangeListener { 
    private final Context mContext; 
    private final ActionBar mActionBar; 
    private final ViewPager mViewPager; 
    private final ArrayList<TabInfo> mTabs = new ArrayList<TabInfo>(); 

    static final class TabInfo { 
     private final Class<?> clss; 
     private final Bundle args; 

     TabInfo(Class<?> _class, Bundle _args) { 
      clss = _class; 
      args = _args; 
     } 
    } 

    public TabsAdapter(SherlockFragmentActivity activity, ViewPager pager) { 
     super(activity.getSupportFragmentManager()); 
     mContext = activity; 
     mActionBar = activity.getSupportActionBar(); 
     mViewPager = pager; 
     mViewPager.setAdapter(this); 
     mViewPager.setOnPageChangeListener(this); 
    } 

    public void addTab(ActionBar.Tab tab, Class<?> clss, Bundle args) { 
     TabInfo info = new TabInfo(clss, args); 
     tab.setTag(info); 
     tab.setTabListener(this); 
     mTabs.add(info); 
     mActionBar.addTab(tab); 
     notifyDataSetChanged(); 
    } 

    @Override 
    public int getCount() { 
     return mTabs.size(); 
    } 

    @Override 
    public Fragment getItem(int position) { 
     TabInfo info = mTabs.get(position); 
     return Fragment.instantiate(mContext, info.clss.getName(), 
       info.args); 
    } 

    public void onPageScrolled(int position, float positionOffset, 
      int positionOffsetPixels) { 
    } 

    public void onPageSelected(int position) { 
     mActionBar.setSelectedNavigationItem(position); 

    } 

    public void onPageScrollStateChanged(int state) { 
    } 

    public void onTabSelected(Tab tab, FragmentTransaction ft) { 
     Object tag = tab.getTag(); 
     for (int i = 0; i < mTabs.size(); i++) { 
      if (mTabs.get(i) == tag) { 
       mViewPager.setCurrentItem(i); 
      } 
     } 
    } 

    public void onTabUnselected(Tab tab, FragmentTransaction ft) { 
    } 

    public void onTabReselected(Tab tab, FragmentTransaction ft) { 
    } 
} 
} 

的XML:

<?xml version="1.0" encoding="utf-8"?> 
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 
android:layout_width="match_parent" 
android:layout_height="match_parent" 
android:gravity="center_horizontal" 
android:orientation="vertical" 
android:padding="4dip" > 

<android.support.v4.view.ViewPager 
    android:id="@+id/pager" 
    android:layout_width="match_parent" 
    android:layout_height="0px" 
    android:layout_weight="1" > 
</android.support.v4.view.ViewPager> 

<LinearLayout 
    android:layout_width="match_parent" 
    android:layout_height="wrap_content" 
    android:layout_weight="0" 
    android:gravity="center" 
    android:measureWithLargestChild="true" 
    android:orientation="horizontal" > 

    <Button 
     android:id="@+id/button" 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:text="Example" > 
    </Button> 
</LinearLayout> 

</LinearLayout> 

回答

1

退房下面的鏈接。這裏定義了實現你需要的功能的方法。

1)Link 1
2)Link 2
3)Link 3
4)Link 4
5)Link 5

我希望這會幫助你。

+0

是的!所有的鏈接都非常有幫助,鏈接4正是我需要看到的!謝謝! – Potato

+0

鏈接4也是我想要的,但它將標籤按鈕放在頂部。我想要頂部的ViewPager底部的標籤按鈕。不久,當我改變它ViewPager佔據整個空間和標籤是看不到的。任何人都面臨這樣的問題。 – JaydeepW

+0

嘗試將權重分配給viewpager和底部的選項卡。 – GrIsHu

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