New demos and tests for Tabs in Holo theme.

Change-Id: Ifd12e639e7e25e1e5ea7b1b1106789976d9450d3
diff --git a/samples/ApiDemos/AndroidManifest.xml b/samples/ApiDemos/AndroidManifest.xml
index 6d533c5..48ced9f 100644
--- a/samples/ApiDemos/AndroidManifest.xml
+++ b/samples/ApiDemos/AndroidManifest.xml
@@ -1102,21 +1102,43 @@
             </intent-filter>
         </activity>
 
-        <activity android:name=".view.Tabs1" android:label="Views/Tabs/Content By Id">
+        <activity android:name=".view.Tabs1" android:label="Views/Tabs/1. Content By Id">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
                 <category android:name="android.intent.category.SAMPLE_CODE"/>
             </intent-filter>
         </activity>
 
-        <activity android:name=".view.Tabs2" android:label="Views/Tabs/Content By Factory">
+        <activity android:name=".view.Tabs2" android:label="Views/Tabs/2. Content By Factory">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
                 <category android:name="android.intent.category.SAMPLE_CODE"/>
             </intent-filter>
         </activity>
 
-        <activity android:name=".view.Tabs3" android:label="Views/Tabs/Content By Intent">
+        <activity android:name=".view.Tabs3" android:label="Views/Tabs/3. Content By Intent">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+                <category android:name="android.intent.category.SAMPLE_CODE"/>
+            </intent-filter>
+        </activity>
+
+        <activity android:name=".view.Tabs4" android:label="Views/Tabs/4. Non Holo theme"
+                  android:theme="@android:style/Theme">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+                <category android:name="android.intent.category.SAMPLE_CODE"/>
+            </intent-filter>
+        </activity>
+
+        <activity android:name=".view.Tabs5" android:label="Views/Tabs/5. Scrollable">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+                <category android:name="android.intent.category.SAMPLE_CODE"/>
+            </intent-filter>
+        </activity>
+
+        <activity android:name=".view.Tabs6" android:label="Views/Tabs/6. Right aligned">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
                 <category android:name="android.intent.category.SAMPLE_CODE"/>
@@ -1214,27 +1236,6 @@
             </intent-filter>
         </activity>
 
-        <activity android:name=".view.Tabs1" android:label="Views/Tabs/Content By Id">
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN"/>
-                <category android:name="android.intent.category.SAMPLE_CODE"/>
-            </intent-filter>
-        </activity>
-
-        <activity android:name=".view.Tabs2" android:label="Views/Tabs/Content By Factory">
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN"/>
-                <category android:name="android.intent.category.SAMPLE_CODE"/>
-            </intent-filter>
-        </activity>
-
-        <activity android:name=".view.Tabs3" android:label="Views/Tabs/Content By Intent">
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN"/>
-                <category android:name="android.intent.category.SAMPLE_CODE"/>
-            </intent-filter>
-        </activity>
-
         <activity android:name=".view.Baseline1" android:label="Views/Layouts/Baseline/1. Top">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
diff --git a/samples/ApiDemos/res/layout/tabs_right_gravity.xml b/samples/ApiDemos/res/layout/tabs_right_gravity.xml
new file mode 100644
index 0000000..56e9ca3
--- /dev/null
+++ b/samples/ApiDemos/res/layout/tabs_right_gravity.xml
@@ -0,0 +1,37 @@
+<?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.
+-->
+
+<TabHost xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@android:id/tabhost"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+    <LinearLayout
+        android:orientation="vertical"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:padding="5dp">
+        <TabWidget
+            android:id="@android:id/tabs"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:gravity="right|center_vertical" />
+        <FrameLayout
+            android:id="@android:id/tabcontent"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:padding="5dp" />
+    </LinearLayout>
+</TabHost>
diff --git a/samples/ApiDemos/res/layout/tabs_scroll.xml b/samples/ApiDemos/res/layout/tabs_scroll.xml
new file mode 100644
index 0000000..add7484
--- /dev/null
+++ b/samples/ApiDemos/res/layout/tabs_scroll.xml
@@ -0,0 +1,41 @@
+<?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.
+-->
+
+<TabHost xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@android:id/tabhost"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+    <LinearLayout
+        android:orientation="vertical"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:padding="5dp">
+        <HorizontalScrollView
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:scrollbars="none">
+            <TabWidget
+                android:id="@android:id/tabs"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content" />
+        </HorizontalScrollView>
+        <FrameLayout
+            android:id="@android:id/tabcontent"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:padding="5dp" />
+    </LinearLayout>
+</TabHost>
diff --git a/samples/ApiDemos/src/com/example/android/apis/view/Tabs2.java b/samples/ApiDemos/src/com/example/android/apis/view/Tabs2.java
index 795a86b..f52a8c5 100644
--- a/samples/ApiDemos/src/com/example/android/apis/view/Tabs2.java
+++ b/samples/ApiDemos/src/com/example/android/apis/view/Tabs2.java
@@ -16,12 +16,13 @@
 
 package com.example.android.apis.view;
 
+import com.example.android.apis.R;
+
 import android.app.TabActivity;
 import android.os.Bundle;
+import android.view.View;
 import android.widget.TabHost;
 import android.widget.TextView;
-import android.view.View;
-import com.example.android.apis.R;
 
 /**
  * Example of using a tab content factory for the content via {@link TabHost.TabSpec#setContent(android.widget.TabHost.TabContentFactory)}
diff --git a/samples/ApiDemos/src/com/example/android/apis/view/Tabs4.java b/samples/ApiDemos/src/com/example/android/apis/view/Tabs4.java
new file mode 100644
index 0000000..fed7275
--- /dev/null
+++ b/samples/ApiDemos/src/com/example/android/apis/view/Tabs4.java
@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2008 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;
+
+
+/**
+ * Identical to Tabs2. The change is in the theme used in the manifest file.
+ */
+public class Tabs4 extends Tabs2 {}
diff --git a/samples/ApiDemos/src/com/example/android/apis/view/Tabs5.java b/samples/ApiDemos/src/com/example/android/apis/view/Tabs5.java
new file mode 100644
index 0000000..8329df5
--- /dev/null
+++ b/samples/ApiDemos/src/com/example/android/apis/view/Tabs5.java
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2008 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 com.example.android.apis.R;
+
+import android.app.TabActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.TabHost;
+import android.widget.TextView;
+
+/**
+ * Demonstrates the Tab scrolling when too many tabs are displayed to fit in the screen.
+ */
+public class Tabs5 extends TabActivity implements TabHost.TabContentFactory {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.tabs_scroll);
+
+        final TabHost tabHost = getTabHost();
+
+        for (int i=1; i <= 30; i++) {
+            String name = "Tab " + i;
+            tabHost.addTab(tabHost.newTabSpec(name)
+                    .setIndicator(name)
+                    .setContent(this));
+        }
+    }
+
+    /** {@inheritDoc} */
+    public View createTabContent(String tag) {
+        final TextView tv = new TextView(this);
+        tv.setText("Content for tab with tag " + tag);
+        return tv;
+    }
+}
diff --git a/samples/ApiDemos/src/com/example/android/apis/view/Tabs6.java b/samples/ApiDemos/src/com/example/android/apis/view/Tabs6.java
new file mode 100644
index 0000000..253aebd
--- /dev/null
+++ b/samples/ApiDemos/src/com/example/android/apis/view/Tabs6.java
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2008 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 com.example.android.apis.R;
+
+import android.app.TabActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.TabHost;
+import android.widget.TextView;
+
+/**
+ * Uses a right gravity for the TabWidget.
+ */
+public class Tabs6 extends TabActivity implements TabHost.TabContentFactory {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.tabs_right_gravity);
+
+        final TabHost tabHost = getTabHost();
+        tabHost.addTab(tabHost.newTabSpec("tab1")
+                .setIndicator("tab1", getResources().getDrawable(R.drawable.star_big_on))
+                .setContent(this));
+        tabHost.addTab(tabHost.newTabSpec("tab2")
+                .setIndicator("tab2")
+                .setContent(this));
+        tabHost.addTab(tabHost.newTabSpec("tab3")
+                .setIndicator("tab3")
+                .setContent(this));
+    }
+
+    public View createTabContent(String tag) {
+        final TextView tv = new TextView(this);
+        tv.setText("Content for tab with tag " + tag);
+        return tv;
+    }
+}