3.02 Create new DetailActivity

app/src/main/AndroidManifest.xml

@@ -19,6 +19,14 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <activity
+            android:name=".DetailActivity"
+            android:label="@string/title_activity_detail"
+            android:parentActivityName=".MainActivity" >
+            <meta-data
+                android:name="android.support.PARENT_ACTIVITY"
+                android:value="com.example.android.sunshine.app.MainActivity" />
+        </activity>
     </application>
 
 </manifest>

app/src/main/java/com/example/android/sunshine/app/DetailActivity.java

@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2014 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.sunshine.app;
+
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.support.v7.app.ActionBarActivity;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+
+public class DetailActivity extends ActionBarActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_detail);
+        if (savedInstanceState == null) {
+            getSupportFragmentManager().beginTransaction()
+                    .add(R.id.container, new PlaceholderFragment())
+                    .commit();
+        }
+    }
+
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        // Inflate the menu; this adds items to the action bar if it is present.
+        getMenuInflater().inflate(R.menu.detail, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        // Handle action bar item clicks here. The action bar will
+        // automatically handle clicks on the Home/Up button, so long
+        // as you specify a parent activity in AndroidManifest.xml.
+        int id = item.getItemId();
+
+        //noinspection SimplifiableIfStatement
+        if (id == R.id.action_settings) {
+            return true;
+        }
+
+        return super.onOptionsItemSelected(item);
+    }
+
+    /**
+     * A placeholder fragment containing a simple view.
+     */
+    public static class PlaceholderFragment extends Fragment {
+
+        public PlaceholderFragment() {
+        }
+
+        @Override
+        public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                                 Bundle savedInstanceState) {
+
+            View rootView = inflater.inflate(R.layout.fragment_detail, container, false);
+            return rootView;
+        }
+    }
+}

app/src/main/res/layout/activity_detail.xml

@@ -0,0 +1,5 @@
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools" android:id="@+id/container"
+    android:layout_width="match_parent" android:layout_height="match_parent"
+    tools:context="com.example.android.sunshine.app.DetailActivity" tools:ignore="MergeRootFrame" />
+

app/src/main/res/layout/fragment_detail.xml

@@ -0,0 +1,12 @@
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
+    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
+    android:paddingRight="@dimen/activity_horizontal_margin"
+    android:paddingTop="@dimen/activity_vertical_margin"
+    android:paddingBottom="@dimen/activity_vertical_margin"
+    tools:context="com.example.android.sunshine.app.DetailActivity$PlaceholderFragment">
+
+    <TextView android:text="@string/hello_world" android:layout_width="wrap_content"
+        android:layout_height="wrap_content" />
+
+</RelativeLayout>

app/src/main/res/menu/detail.xml

@@ -0,0 +1,7 @@
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    tools:context="com.example.android.sunshine.app.DetailActivity">
+    <item android:id="@+id/action_settings" android:title="@string/action_settings"
+        android:orderInCategory="100" app:showAsAction="never" />
+</menu>

app/src/main/res/values/strings.xml

@@ -17,5 +17,6 @@
     <!-- Menu label to fetch updated weather info from the server -->
     <string name="action_refresh" translatable="false">Refresh</string>
     <string name="hello_world">Hello world!</string>
+    <string name="title_activity_detail">DetailActivity</string>
 
 </resources>