Added PopupMenu demo

Change-Id: Ib4ed4203dc78a4706963cb36e7bac7ec58a5747a

samples/ApiDemos/src/com/example/android/apis/view/PopupMenu1.java

@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.example.android.apis.view;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.view.MenuItem;
+import android.view.View;
+import android.widget.PopupMenu;
+import android.widget.Toast;
+
+import com.example.android.apis.R;
+
+/**
+ * This demonstrates the use of the PopupMenu class. Clicking the button will inflate and
+ * show a popup menu from an XML resource.
+ */
+public class PopupMenu1 extends Activity {
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.popup_menu_1);
+    }
+
+    public void onPopupButtonClick(View button) {
+        PopupMenu popup = new PopupMenu(this, button);
+        popup.getMenuInflater().inflate(R.menu.popup, popup.getMenu());
+
+        popup.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
+            public boolean onMenuItemClick(MenuItem item) {
+                Toast.makeText(PopupMenu1.this, "Clicked popup menu item " + item.getTitle(),
+                        Toast.LENGTH_SHORT).show();
+                return true;
+            }
+        });
+
+        popup.show();
+    }
+}