我需要在我的项目中实现选项卡。我有一个布局,其中有两个选项卡和一个按钮。对于两个选项卡,我有两个活动和调用不同活动的按钮。问题是我在第一个选项卡上显示按钮的结果。现在我想要的是,如果我按下第一个选项卡,应该显示第一个选项卡意图。或者如果我更改选项卡,则应显示选项卡的相应意图。
我尝试了以下代码,但是在单击按钮后,每次单击 tab1 时,都会显示按钮的意图
public class TabLayoutUsingTabChangeEventActivity extends TabActivity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
final TabHost tabHost = (TabHost)findViewById(android.R.id.tabhost);
final TabHost.TabSpec sp1 = tabHost.newTabSpec("TAB1");
TabHost.TabSpec sp2 = tabHost.newTabSpec("TAB2");
//Creating First Tab
Intent intent1 = new Intent(this, Tab1Activity.class);
sp1.setIndicator("TAB1").setContent(intent1);
tabHost.addTab(sp1);
//Creating Second Tab
Intent intent2 = new Intent(this, Tab2Activity.class);
sp2.setIndicator("TAB2").setContent(intent2);
tabHost.addTab(sp2);
//Tab Changed Event
tabHost.setOnTabChangedListener(new OnTabChangeListener(){
@Override
public void onTabChanged(String tabId) {
Log.i("TabId :", tabId);
if(tabId.equals("TAB1")){
Log.i("TAB1", "TAB1 Changed");
Intent intent1 = new Intent().setClass(getApplicationContext(), Tab3Activity.class);
sp1.setIndicator("TAB1").setContent(intent1);
tabHost.setCurrentTab(0);
}
}
});
Button addNewButton = (Button)findViewById(R.id.add_new_ticket_btn);
addNewButton.setOnClickListener(new OnClickListener(){
@Override
public void onClick(View v) {
Intent in = new Intent().setClass(getApplicationContext(), AddNewTicketActivity.class);
sp1.setContent(in);
tabHost.setCurrentTab(0);
//startActivity(in);
}
});
}
}