added shuffling of playlist

edvakf · Feb 12, 2011 · 6984ba8 · 6984ba8
1 parent c3c197c
commit 6984ba8
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diff --git a/src/VideoInfoView.mxml b/src/VideoInfoView.mxml
@@ -246,6 +246,7 @@
 					<mx:Button label="↓↑" left="53" bottom="5" id="button_reverse" click="playListReverseButtonClicked(event)" toolTip="このプレイリストの順番を逆順にします"/>
 					<mx:Button left="101" bottom="5" label="保存" click="playListSaveButtonClicked(event)" toolTip="このプレイリストの内容を保存します"/>
 					<mx:Button left="155" bottom="5" label="クリア" click="playListClearButtonClicked(event)" toolTip="このプレイリストを空にします"/>
+					<mx:Button left="213" bottom="5" label="Shuffle" id="button_shuffle" click="playListShuffleButtonClicked(event)" toolTip="このプレイリストをシャッフルします"/>
 					<mx:Label left="0" top="0" right="0" id="label_playListTitle" text="{label_playListTitle_dataProvider}"/>
 				</mx:Canvas>
 				<mx:Canvas label="タグ" width="100%" height="100%" id="canvas_Tag">

diff --git a/src/org/mineap/NNDD/view/VideoInfoView.as b/src/org/mineap/NNDD/view/VideoInfoView.as
@@ -1600,3 +1600,22 @@ private function playListReverseButtonClicked(event:Event):void{
 	playListProvider = tempArrayCollection;
 }
 
+private function playListShuffleButtonClicked(event:Event):void{
+	var tempArrayCollection:ArrayCollection = new ArrayCollection();
+
+	for each(var object:Object in playListProvider){
+		tempArrayCollection.addItem(object);
+	}
+
+	var i:int = tempArrayCollection.length;
+	while (--i) {
+		var j:int = Math.floor( Math.random() * (i + 1) );
+		if (i == j) continue;
+		var object:Object = tempArrayCollection.getItemAt(i);
+		tempArrayCollection.setItemAt( tempArrayCollection.getItemAt(j), i );
+		tempArrayCollection.setItemAt( object, j );
+	}
+
+	playListProvider = tempArrayCollection;
+}
+