Implement swiping between tabs

client/res/layout-large-land/activity_choose_photos.xml

@@ -6,7 +6,6 @@
 	android:orientation="horizontal" >
 
 	<FrameLayout
-		xmlns:android="http://schemas.android.com/apk/res/android"
 		android:id="@+id/frag_primary"
 		android:layout_width="0px"
 		android:layout_height="fill_parent"

client/res/layout/activity_choose_photos.xml

@@ -1,7 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<android.support.v4.view.ViewPager
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/vp_fragments"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+</android.support.v4.view.ViewPager>
+
+<!-- <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:id="@+id/frag_primary"
     android:layout_width="fill_parent"
     android:layout_height="fill_parent" >
 
-</FrameLayout>
+</FrameLayout> -->

client/src/uk/co/senab/photup/PhotoSelectionActivity.java

@@ -15,6 +15,7 @@
  *******************************************************************************/
 package uk.co.senab.photup;
 
+import uk.co.senab.photup.adapters.FragmentsViewPagerAdapter;
 import uk.co.senab.photup.events.PhotoSelectionAddedEvent;
 import uk.co.senab.photup.events.PhotoSelectionRemovedEvent;
 import uk.co.senab.photup.events.UploadsModifiedEvent;
@@ -29,6 +30,7 @@
 import android.os.Bundle;
 import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentTransaction;
+import android.support.v4.view.ViewPager;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.widget.Toast;
@@ -49,6 +51,8 @@ public class PhotoSelectionActivity extends AbstractPhotoUploadActivity implemen
 
 	private UploadActionBarView mUploadActionView;
 	private UploadsActionBarView mUploadsActionView;
+
+	private ViewPager mViewPager;
 
 	private boolean mSinglePane;
 
@@ -79,6 +83,15 @@ public void onCreate(Bundle savedInstanceState) {
 		ab.addTab(ab.newTab().setText(R.string.tab_photos).setTag(TAB_PHOTOS).setTabListener(this));
 
 		if (mSinglePane) {
+			mViewPager = (ViewPager) findViewById(R.id.vp_fragments);
+			FragmentsViewPagerAdapter viewPagerAdapter = new FragmentsViewPagerAdapter(getSupportFragmentManager());
+			mViewPager.setAdapter(viewPagerAdapter);
+			mViewPager.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener(){
+				@Override
+				public void onPageSelected(int position) {
+					getSupportActionBar().setSelectedNavigationItem(position);
+				}
+			});
 			ab.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
 			ab.addTab(ab.newTab().setTag(TAB_SELECTED).setTabListener(this));
 			ab.addTab(ab.newTab().setText(R.string.tab_uploads).setTag(TAB_UPLOADS).setTabListener(this));
@@ -207,8 +220,11 @@ public void onTabReselected(Tab tab, FragmentTransaction ft) {
 	}
 
 	public void onTabSelected(Tab tab, FragmentTransaction ft) {
-		final int id = (Integer) tab.getTag();
-		replacePrimaryFragment(id, ft);
+		if (mViewPager != null) {
+			// When the tab is selected, switch to the
+	        // corresponding page in the ViewPager.
+			mViewPager.setCurrentItem(tab.getPosition());
+		}
 
 		// Refresh Action Bar so correct Menu is displayed
 		supportInvalidateOptionsMenu();

client/src/uk/co/senab/photup/adapters/FragmentsViewPagerAdapter.java

@@ -0,0 +1,54 @@
+/*******************************************************************************
+ * Copyright 2013 Chris Banes.
+ *
+ * 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 uk.co.senab.photup.adapters;
+
+import uk.co.senab.photup.fragments.SelectedPhotosFragment;
+import uk.co.senab.photup.fragments.UploadsFragment;
+import uk.co.senab.photup.fragments.UserPhotosFragment;
+import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentManager;
+import android.support.v4.app.FragmentPagerAdapter;
+
+public class FragmentsViewPagerAdapter extends FragmentPagerAdapter {
+
+	public FragmentsViewPagerAdapter(FragmentManager fragmentManager) {
+		super(fragmentManager);
+	}
+
+	@Override
+	public Fragment getItem(int position) {
+		Fragment fragment;
+		switch (position) {
+		case 0:
+			fragment = new UserPhotosFragment();
+			return fragment;
+		case 1:
+			fragment = new SelectedPhotosFragment();
+			return fragment;
+		case 2:
+			fragment = new UploadsFragment();
+			return fragment;
+		default:
+			return null;
+		}
+	}
+
+	@Override
+	public int getCount() {
+		return 3;
+	}
+
+}