2013-04-04 92 views
0

如何將標籤放置在操作欄下方?謝謝。 對不起,我忘了粘貼我的代碼。我在這一行做了一些變化:actionbar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS); 但它還沒有工作。將標籤放在操作欄下方

http://www.imgbox.de/show/img/9nasrIPHg1.png

import android.app.ActionBar; 
import android.app.ActionBar.Tab; 
import android.app.Activity; 
import android.app.Fragment; 
import android.app.FragmentTransaction; 
import android.os.Bundle; 

public class ActionBarFragmentsActivity extends Activity { 
    /** Called when the activity is first created. */ 
    @Override 
    public void onCreate(Bundle savedInstanceState) { 
     super.onCreate(savedInstanceState); 
     setContentView(R.layout.main); 


     ActionBar actionbar = getActionBar(); 
     actionbar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS); 



     ActionBar.Tab TabA = actionbar.newTab().setText("Fragment A"); 
     ActionBar.Tab TabB = actionbar.newTab().setText("Fragment B"); 
     ActionBar.Tab TabC = actionbar.newTab().setText("Fragment C"); 


     Fragment fragmentA = new fragmentA(); 
     Fragment fragmentB = new fragmentB(); 
     Fragment fragmentC = new fragmentC(); 


     TabA.setTabListener(new MyTabsListener(fragmentA)); 
     TabB.setTabListener(new MyTabsListener(fragmentB)); 
     TabC.setTabListener(new MyTabsListener(fragmentC)); 


     actionbar.addTab(TabA); 
     actionbar.addTab(TabB); 
     actionbar.addTab(TabC); 
    } 
} 

class MyTabsListener implements ActionBar.TabListener { 
    public Fragment fragment; 

    public MyTabsListener(Fragment fragment) { 
     this.fragment = fragment; 
    } 

    @Override 
    public void onTabReselected(Tab tab, FragmentTransaction ft) { 
     // wenn das Tab erneut gewählt wird. 
    } 

    @Override 
    public void onTabSelected(Tab tab, FragmentTransaction ft) { 
     ft.replace(R.id.fragment_container, fragment); 
    } 

    @Override 
    public void onTabUnselected(Tab tab, FragmentTransaction ft) { 
     ft.remove(fragment); 
    } 

} 
+0

選中此項:http://dj-android.blogspot.in/2013/02/android-adding-actionbar-navigation-tabs.html和http://dj-android.blogspot.in/2013/02/ Android系統的加入,動作條,navigation.html – 2013-04-04 13:03:56

回答

1

集setDisplayShowHomeEnabled(真)。這會做。