Add API demo for fragment menus.
Change-Id: I85714938861dea06bb72f39dd7d1465c0d3926e4
diff --git a/samples/ApiDemos/AndroidManifest.xml b/samples/ApiDemos/AndroidManifest.xml
index 371f623..614ccfe 100644
--- a/samples/ApiDemos/AndroidManifest.xml
+++ b/samples/ApiDemos/AndroidManifest.xml
@@ -246,6 +246,13 @@
</intent-filter>
</activity>
+ <activity android:name=".app.FragmentMenu" android:label="@string/fragment_menu">
+ <intent-filter>
+ <action android:name="android.intent.action.MAIN" />
+ <category android:name="android.intent.category.SAMPLE_CODE" />
+ </intent-filter>
+ </activity>
+
<!-- Intent Samples -->
<activity android:name=".app.Intents" android:label="@string/activity_intents">
diff --git a/samples/ApiDemos/res/layout/fragment_menu.xml b/samples/ApiDemos/res/layout/fragment_menu.xml
new file mode 100644
index 0000000..b2d3c52
--- /dev/null
+++ b/samples/ApiDemos/res/layout/fragment_menu.xml
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- 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.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ android:orientation="vertical"
+ android:layout_width="match_parent"
+ android:layout_height="wrap_content"
+ android:padding="8dp">
+
+ <TextView
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:layout_gravity="center"
+ android:text="@string/fragment_menu_msg" />
+
+ <CheckBox android:id="@+id/menu1"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:layout_gravity="center"
+ android:checked="true"
+ android:text="@string/fragment1menu">
+ </CheckBox>
+
+ <CheckBox android:id="@+id/menu2"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:layout_gravity="center"
+ android:checked="true"
+ android:text="@string/fragment2menu">
+ </CheckBox>
+
+</LinearLayout>
diff --git a/samples/ApiDemos/res/layout/fragment_retain_instance.xml b/samples/ApiDemos/res/layout/fragment_retain_instance.xml
index 2b936f3..e9a9a43 100644
--- a/samples/ApiDemos/res/layout/fragment_retain_instance.xml
+++ b/samples/ApiDemos/res/layout/fragment_retain_instance.xml
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2007 The Android Open Source Project
+<!-- 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.
diff --git a/samples/ApiDemos/res/values/strings.xml b/samples/ApiDemos/res/values/strings.xml
index 67f1878..9d09846 100644
--- a/samples/ApiDemos/res/values/strings.xml
+++ b/samples/ApiDemos/res/values/strings.xml
@@ -97,6 +97,12 @@
<string name="fragment_receive_result">App/Fragment/Receive Result</string>
+ <string name="fragment_menu">App/Fragment/Menu</string>
+ <string name="fragment_menu_msg">Build menus from two fragments, allowing
+ you to hide them to remove them..</string>
+ <string name="fragment1menu">Show fragment 1 menu</string>
+ <string name="fragment2menu">Show fragment 2 menu</string>
+
<string name="activity_menu">App/Activity/Menu</string>
<string name="open_menu">Open menu</string>
<string name="close_menu">Close menu</string>
diff --git a/samples/ApiDemos/src/com/example/android/apis/app/FragmentMenu.java b/samples/ApiDemos/src/com/example/android/apis/app/FragmentMenu.java
new file mode 100644
index 0000000..bed1517
--- /dev/null
+++ b/samples/ApiDemos/src/com/example/android/apis/app/FragmentMenu.java
@@ -0,0 +1,115 @@
+package com.example.android.apis.app;
+
+import com.example.android.apis.R;
+
+import android.app.Activity;
+import android.app.Fragment;
+import android.app.FragmentTransaction;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.View.OnClickListener;
+import android.widget.Button;
+import android.widget.CheckBox;
+import android.widget.TextView;
+
+/**
+ * Demonstrates how fragments can participate in the options menu.
+ */
+public class FragmentMenu extends Activity {
+ Fragment mFragment1;
+ Fragment mFragment2;
+ CheckBox mCheckBox1;
+ CheckBox mCheckBox2;
+
+ // Update fragment visibility when check boxes are changed.
+ final OnClickListener mClickListener = new OnClickListener() {
+ public void onClick(View v) {
+ updateFragmentVisibility();
+ }
+ };
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.fragment_menu);
+
+ // Make sure the two menu fragments are created.
+ FragmentTransaction ft = openFragmentTransaction();
+ mFragment1 = findFragmentByTag("f1");
+ if (mFragment1 == null) {
+ mFragment1 = new Menu1Fragment();
+ ft.add(mFragment1, "f1");
+ }
+ mFragment2 = findFragmentByTag("f2");
+ if (mFragment2 == null) {
+ mFragment2 = new Menu2Fragment();
+ ft.add(mFragment2, "f2");
+ }
+ ft.commit();
+
+ // Watch check box clicks.
+ mCheckBox1 = (CheckBox)findViewById(R.id.menu1);
+ mCheckBox1.setOnClickListener(mClickListener);
+ mCheckBox2 = (CheckBox)findViewById(R.id.menu2);
+ mCheckBox2.setOnClickListener(mClickListener);
+
+ // Make sure fragments start out with correct visibility.
+ updateFragmentVisibility();
+ }
+
+ @Override
+ protected void onRestoreInstanceState(Bundle savedInstanceState) {
+ super.onRestoreInstanceState(savedInstanceState);
+ // Make sure fragments are updated after check box view state is restored.
+ updateFragmentVisibility();
+ }
+
+ // Update fragment visibility based on current check box state.
+ void updateFragmentVisibility() {
+ FragmentTransaction ft = openFragmentTransaction();
+ if (mCheckBox1.isChecked()) ft.show(mFragment1);
+ else ft.hide(mFragment1);
+ if (mCheckBox2.isChecked()) ft.show(mFragment2);
+ else ft.hide(mFragment2);
+ ft.commit();
+ }
+
+ /**
+ * A fragment that displays a menu. This fragment happens to not
+ * have a UI (it does not implement onCreateView), but it could also
+ * have one if it wanted.
+ */
+ public static class Menu1Fragment extends Fragment {
+ @Override
+ public void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setHasOptionsMenu(true);
+ }
+
+ @Override
+ public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+ menu.add("Menu 1a");
+ menu.add("Menu 1b");
+ }
+ }
+
+ /**
+ * Second fragment with a menu.
+ */
+ public static class Menu2Fragment extends Fragment {
+ @Override
+ public void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setHasOptionsMenu(true);
+ }
+
+ @Override
+ public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+ menu.add("Menu 2");
+ }
+ }
+}