From e0a45e8852ee492ee0467b957cd2a7defc5ddcef Mon Sep 17 00:00:00 2001
From: yanglv <yanglv@codeaurora.org>
Date: Thu, 14 Nov 2013 17:13:08 +0800
Subject: Gallery2: Remove slideshow option if there are only videos

Enter Gallery and open folder whose files are all video, press
menu key should no slideshow option.

Add condition to remove slideshow if the folder are all video
files.

CRs-Fixed: 574984
Change-Id: Ib1603f1609b6490e44039ab64abefb44f14bd477
---
 src/com/android/gallery3d/app/AlbumPage.java | 31 ++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/src/com/android/gallery3d/app/AlbumPage.java b/src/com/android/gallery3d/app/AlbumPage.java
index 9ff205454..7f947d8f3 100644
--- a/src/com/android/gallery3d/app/AlbumPage.java
+++ b/src/com/android/gallery3d/app/AlbumPage.java
@@ -68,6 +68,7 @@ import com.android.gallery3d.util.Future;
 import com.android.gallery3d.util.GalleryUtils;
 import com.android.gallery3d.util.MediaSetUtils;
 
+import java.util.ArrayList;
 import java.util.Locale;
 
 public class AlbumPage extends ActivityState implements GalleryActionBar.ClusterRunner,
@@ -132,6 +133,8 @@ public class AlbumPage extends ActivityState implements GalleryActionBar.Cluster
     private Handler mHandler;
     private static final int MSG_PICK_PHOTO = 0;
 
+    private Menu mActionMenu;
+
     private PhotoFallbackEffect mResumeEffect;
 
     private Config.AlbumPage mConfig;
@@ -615,6 +618,7 @@ public class AlbumPage extends ActivityState implements GalleryActionBar.Cluster
 
     @Override
     protected boolean onCreateActionBar(Menu menu) {
+        mActionMenu = menu;
         //GalleryActionBar actionBar = mActivity.getGalleryActionBar();
         MenuInflater inflator = getSupportMenuInflater();
         if (mGetContent) {
@@ -637,6 +641,26 @@ public class AlbumPage extends ActivityState implements GalleryActionBar.Cluster
 
         }
         //actionBar.setSubtitle(null);
+        // remove slideshow if all are videos
+        if (allVideoFiles() && !mGetContent){
+            menu.findItem(R.id.action_slideshow).setVisible(false);
+        }
+        return true;
+    }
+
+    private boolean allVideoFiles() {
+        if (mMediaSet == null)
+            return false;
+        int count = mMediaSet.getMediaItemCount();
+        MediaItem item;
+        for (int i = 0; i < count; i++) {
+            item = mMediaSet.getMediaItem(i, 1).get(0);
+            if (item == null) {
+                continue;
+            }
+            if (item.getMimeType().trim().startsWith("image/"))
+                return false;
+        }
         return true;
     }
 
@@ -753,6 +777,12 @@ public class AlbumPage extends ActivityState implements GalleryActionBar.Cluster
         }
     }
 
+    private void updateMenuItem() {
+        if (allVideoFiles() && !mGetContent) {
+            mActionMenu.findItem(R.id.action_slideshow).setVisible(false);
+        }
+    }
+
     @Override
     public void onSelectionModeChange(int mode) {
         switch (mode) {
@@ -764,6 +794,7 @@ public class AlbumPage extends ActivityState implements GalleryActionBar.Cluster
             case SelectionManager.LEAVE_SELECTION_MODE: {
                 mActionModeHandler.finishActionMode();
                 mRootPane.invalidate();
+                updateMenuItem();
                 break;
             }
             case SelectionManager.SELECT_ALL_MODE: {
-- 
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