make folderview a containment as well so people can start playing with it as they seem to not be able to comprehend the idea

svn path=/trunk/KDE/kdebase/apps/; revision=818916

plasma/applets/folderview/folderview.cpp

@@ -56,8 +56,10 @@
 
 
 FolderView::FolderView(QObject *parent, const QVariantList &args)
-    : Plasma::Applet(parent, args), m_actionCollection(this)
+    : Plasma::Containment(parent, args),
+      m_actionCollection(this)
 {
+    setContainmentType(DesktopContainment);
     setAspectRatioMode(Plasma::IgnoreAspectRatio);
     setHasConfigurationInterface(true);
     setAcceptHoverEvents(true);

plasma/applets/folderview/folderview.h

@@ -25,7 +25,7 @@
 
 #include <KActionCollection>
 
-#include <plasma/applet.h>
+#include <plasma/containment.h>
 #include "ui_folderviewConfig.h"
 
 class KDirModel;
@@ -39,7 +39,7 @@ struct ViewItem
     QRect rect;
 };
 
-class FolderView : public Plasma::Applet
+class FolderView : public Plasma::Containment
 {
     Q_OBJECT
 

plasma/applets/folderview/plasma-applet-folderview.desktop

@@ -25,7 +25,7 @@ Name[zh_CN]=文件夹视图
 Name[zh_TW]=資料夾檢視
 Type=Service
 Icon=folder
-X-KDE-ServiceTypes=Plasma/Applet
+X-KDE-ServiceTypes=Plasma/Applet,Plasma/Containment
 X-Plasma-DropMimeTypes=inode/directory
 
 X-KDE-Library=plasma_applet_folderview