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Editorial Team
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Asked: 2026-05-20T21:46:55+00:00

public class HMITabActivity extends TabActivity{ @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); final TabHost

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public class HMITabActivity extends TabActivity{
 @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        final TabHost tabHost = getTabHost();
        tabHost.addTab(tabHost.newTabSpec("Tasks")
                .setIndicator("Tasks", getResources().getDrawable(R.drawable.program))
                .setContent(new Intent(this, Tasks.class)));

        tabHost.addTab(tabHost.newTabSpec("HMI")
                .setIndicator("HMI")
                .setContent(new Intent(this, HMI.class)));
        tabHost.addTab(tabHost.newTabSpec("Diagnostics")
                .setIndicator("Diagnostics", getResources().getDrawable(R.drawable.diagnostics))
                .setContent(new Intent(this, Diagnostics.class)));
        tabHost.addTab(tabHost.newTabSpec("About")
                .setIndicator("About")
                .setContent(new Intent(this, Tasks.class).addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP)));
        //WifiManager wifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
        //Method[] wmMethods = wifiManager.getClass().getDeclaredMethods();


    }

}

how to change the current tab from any of these sub activities (eg: Diagnostics activity)…. ??

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1 Answer

  1. Editorial Team

    From the child activity:

    ((TabActivity) getParent()).getTabHost().setCurrentTab(2)
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