Mobile Application Development Lecture 6

import android.os.Bundle;
 
import android.app.Activity;
 
import android.view.ContextMenu;
 
import android.view.ContextMenu.ContextMenuInfo;
 
import android.view.Menu;
 
import android.view.MenuItem;
 
import android.view.View;
 
import android.widget.AdapterView;
 
import android.widget.ArrayAdapter;
 
import android.widget.ListView;
 
import android.widget.Toast;
 
  
 
public class MainActivity extends Activity {
 
  
 
    ListView listView1;
 
    String places[] = {"Place1", "Place2", "Place3"};
 
  
 
    @Override
 
    protected void onCreate(Bundle savedInstanceState) {
 
        super.onCreate(savedInstanceState);
 
        setContentView(R.layout.activity_main);
 
  
 
        listView1 = (ListView) findViewById(R.id.listView1);
 
  
 
        ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, places);
 
        listView1.setAdapter(adapter);
 
  
 
        // Register the ListView for Context menu
 
        registerForContextMenu(listView1);
 
    }
 
  
 
    @Override
 
    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
 
        super.onCreateContextMenu(menu, v, menuInfo);
 
        menu.setHeaderTitle("Select The Action");
 
        //groupId, itemId, order, title
 
        menu.add(0, v.getId(), 0, "Call");
 
        menu.add(0, v.getId(), 1, "SMS");
 
        menu.add(0, v.getId(), 2, "Email");
 
    }
 
  
 
    @Override
 
    public boolean onContextItemSelected(MenuItem item) {
 
        if (item.getTitle() == "Call") {
 
            Toast.makeText(getApplicationContext(), "Calling...", Toast.LENGTH_LONG).show();
 
        } else if (item.getTitle() == "SMS") {
 
            Toast.makeText(getApplicationContext(), "Sending SMS...", Toast.LENGTH_LONG).show();
 
        } else if (item.getTitle() == "Email") {
 
            Toast.makeText(getApplicationContext(), "Sending Email...", Toast.LENGTH_LONG).show();
 
        } else {
 
            return false;
 
        }
 
        return true;
 
    }
 
}

<?xml version="1.0" encoding="utf-8"?>
 
  
 
<menu xmlns:android="http://schemas.android.com/apk/res/android">
 
  
 
    <item android:id="@+id/item1"
 
          android:title="Item 1" />
 
  
 
    <item android:id="@+id/item2"
 
          android:title="Item 2" />
 
  
 
    <item android:id="@+id/item3"
 
          android:title="Item 3" />
 
  
 
</menu>

References

Information

• date: 2025.03.24
• time: 11:30