如何从android中的其他活动调用特定活动的选项卡
我已经创建了两个选项卡。选项卡A和选项卡B。从选项卡A,我将导航到新活动,例如C。从C如何导航到特定活动的选项卡A。当我尝试时,它正在打开新的活动,我无法调用选项卡中的内容。请帮助我如何从android中的其他活动调用特定活动的选项卡,android,android-intent,android-tabhost,Android,Android Intent,Android Tabhost,我已经创建了两个选项卡。选项卡A和选项卡B。从选项卡A,我将导航到新活动,例如C。从C如何导航到特定活动的选项卡A。当我尝试时,它正在打开新的活动,我无法调用选项卡中的内容。请帮助我 public class TabsActivity extends TabActivity { String Activity; Intent i; /** Called when the activity is first created. */ @Override public void onCreate(Bu
public class TabsActivity extends TabActivity {
String Activity;
Intent i;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.tabs);
TabHost tabHost = getTabHost();
// Tab for Photos
TabSpec photospec = tabHost.newTabSpec("Tab A");
// setting Title and Icon for the Tab
photospec.setIndicator("Tab A");
Intent photosIntent = new Intent(this, A.class);
photospec.setContent(photosIntent);
// Tab for Songs
TabSpec songspec = tabHost.newTabSpec("Tab B");
songspec.setIndicator("Tab B");
Intent songsIntent = new Intent(this, B.class);
songspec.setContent(songsIntent);
// Tab for Videos
// Adding all TabSpec to TabHost
tabHost.addTab(photospec); // Adding photos tab
tabHost.addTab(songspec); // Adding songs tab
}
在一个使用按钮的活动中,我移动到另一个活动。例如:NewActivity
在NewActivity中,如何切换回选项卡中的
NewActivity.java
public void onClick(View arg0) {
// TODO Auto-generated method stub
Intent intent = new Intent(ListActivity.this,
listsearchbutton = (Button) findViewById(R.id.listfilter);
listsearchbutton.setOnClickListener(new View.OnClickListener() {
@Override
TabsActivity.class);
intent.putExtra("Activity", "A");
//i dont know where to use getIntent in TabsActivity to call A activity
startActivity(intent);
}
});
提前感谢。替换此
intent.putExtra("Activity", "A");
//i dont know where to use getIntent in TabsActivity to call A activity
startActivity(intent);
对此,
finish();
只需使用
Activityname.this.finish()代码>在按钮上单击而不使用finish,您知道怎么做吗?