From fcad52ef5db14c669bddbd79f0124bb46c7c7018 Mon Sep 17 00:00:00 2001
From: Christopher Eby <kreed@kreed.org>
Date: Fri, 28 Oct 2011 01:24:43 -0500
Subject: [PATCH] Make library controls react to no media and empty queue
 states better

---
 res/layout/library_controls.xml            |  7 +++++++
 res/values/translatable.xml                |  2 +-
 src/org/kreed/vanilla/LibraryActivity.java | 22 +++++++++++++++++++++-
 3 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/res/layout/library_controls.xml b/res/layout/library_controls.xml
index 03477518..66f80e02 100644
--- a/res/layout/library_controls.xml
+++ b/res/layout/library_controls.xml
@@ -26,6 +26,13 @@ THE SOFTWARE.
 	android:background="@drawable/music_bottom_playback_bg"
 	android:layout_width="fill_parent"
 	android:layout_height="80dip">
+	<TextView
+		android:id="@+id/empty_queue"
+		android:gravity="center"
+		android:layout_width="fill_parent"
+		android:layout_height="fill_parent"
+		android:text="@string/empty_queue"
+		android:visibility="gone" />
 	<ImageView
 		android:id="@+id/cover"
 		android:scaleType="fitCenter"
diff --git a/res/values/translatable.xml b/res/values/translatable.xml
index 2b054e2f..130b6d60 100644
--- a/res/values/translatable.xml
+++ b/res/values/translatable.xml
@@ -25,7 +25,7 @@ THE SOFTWARE.
 
 	<!-- Playback Activity (main screen) -->
 	<string name="no_songs">No songs found on your device.</string>
-	<string name="empty_queue">No songs selected. Pick some from the library (search key) or enter random mode by tapping this message.</string>
+	<string name="empty_queue">No songs selected. Pick some from the library or enter random mode by tapping this message.</string>
 	<string name="settings">Settings</string>
 	<string name="library">Library</string>
 	<string name="no_shuffle">No shuffle</string>
diff --git a/src/org/kreed/vanilla/LibraryActivity.java b/src/org/kreed/vanilla/LibraryActivity.java
index 6c7da057..17aeefd9 100644
--- a/src/org/kreed/vanilla/LibraryActivity.java
+++ b/src/org/kreed/vanilla/LibraryActivity.java
@@ -86,6 +86,7 @@ public class LibraryActivity
 	private TextView mTitle;
 	private TextView mArtist;
 	private ImageView mCover;
+	private View mEmptyQueue;
 
 	private ViewGroup mLimiterViews;
 
@@ -143,6 +144,9 @@ public class LibraryActivity
 			mEndButton = (ImageButton)findViewById(R.id.end_action);
 			mEndButton.setOnClickListener(this);
 			registerForContextMenu(mEndButton);
+
+			mEmptyQueue = findViewById(R.id.empty_queue);
+			mEmptyQueue.setOnClickListener(this);
 		}
 
 		mSearchBox = findViewById(R.id.search_box);
@@ -445,6 +449,8 @@ public class LibraryActivity
 				mTextFilter.setText("");
 		} else if (view == mCover) {
 			startActivity(new Intent(this, FullPlaybackActivity.class));
+		} else if (view == mEmptyQueue) {
+			setState(PlaybackService.get(this).setFinishAction(SongTimeline.FINISH_RANDOM));
 		} else if (view.getTag() != null) {
 			// a limiter view was clicked
 			int i = (Integer)view.getTag();
@@ -865,11 +871,25 @@ public class LibraryActivity
 		mSearchBoxVisible = visible;
 		mSearchBox.setVisibility(visible ? View.VISIBLE : View.GONE);
 		if (mControls != null)
-			mControls.setVisibility(visible ? View.GONE : View.VISIBLE);
+			mControls.setVisibility(visible || (mState & PlaybackService.FLAG_NO_MEDIA) != 0 ? View.GONE : View.VISIBLE);
 		if (visible)
 			mSearchBox.requestFocus();
 	}
 
+	@Override
+	protected void onStateChange(int state, int toggled)
+	{
+		super.onStateChange(state, toggled);
+
+		if ((toggled & PlaybackService.FLAG_NO_MEDIA) != 0) {
+			// update visibility of controls
+			setSearchBoxVisible(mSearchBoxVisible);
+		}
+		if ((toggled & PlaybackService.FLAG_EMPTY_QUEUE) != 0 && mEmptyQueue != null) {
+			mEmptyQueue.setVisibility((state & PlaybackService.FLAG_EMPTY_QUEUE) == 0 ? View.GONE : View.VISIBLE);
+		}
+	}
+
 	@Override
 	protected void onSongChange(final Song song)
 	{