Android - 019 - ContextMenu

android.019.java

public class MainActivity extends AppCompatActivity {

    private TextView    tv;
    private Button      btn;
    private CheckBox    cb;

    private MenuItem miBtnMenuitem1;
    private MenuItem miBtnMenuitem2;

    private MenuItem miTvMenuitem1;
    private MenuItem miTvMenuitem2;
    private MenuItem miTvMenuitem3;

    private MenuItem miCbMenuitem1;

    @Override
    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
        super.onCreateContextMenu(menu, v, menuInfo);

        if(v==btn) {
            miBtnMenuitem1 = menu.add("Btn - Menuitem 1");
            miBtnMenuitem2 = menu.add("Btn - Menuitem 2");
        }
        if(v==tv) {
            miTvMenuitem1 = menu.add("TV-Menuitem 1");
            miTvMenuitem2 = menu.add("TV-Menuitem 2");
            miTvMenuitem3 = menu.add("TV-Menuitem 3");
        }

        if(v==cb) {
            miCbMenuitem1 = menu.add("CB-Menuitem 1");
        }
    }

    @Override
    public boolean onContextItemSelected(MenuItem item) {
        String text = "Context: " + item.getTitle().toString();

        Toast.makeText(this, text, Toast.LENGTH_LONG).show();

        return super.onContextItemSelected(item);
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        tv = findViewById(R.id.tv);
        btn = findViewById(R.id.btn);
        cb = findViewById(R.id.cb);

        registerForContextMenu(tv);
        registerForContextMenu(btn);
        registerForContextMenu(cb);


    }
}