clicking an available desktop containment sets the view to that containment

now it's much easier to jump to the activity you want :)

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=810614

containment.cpp

@@ -873,11 +873,16 @@ KActionCollection& Containment::Private::actions()
 
 void Containment::Private::focusApplet(Plasma::Applet *applet)
 {
-    kDebug();
     if (focusedApplet == applet) {
         return;
     }
 
+    if (q->screen() == -1) {
+        //what's the point of having focus if you're not on screen? :)
+        //also, clicking a containment to switch to it makes the ZUI waay nicer.
+        emit q->focusRequested(q);
+    }
+
     QList<QWidget *> widgets = actions().associatedWidgets();
     if (focusedApplet) {
         foreach (QWidget *w, widgets) {

containment.h

@@ -318,6 +318,12 @@ class PLASMA_EXPORT Containment : public Applet
          */
         void screenChanged(int wasScreen, int isScreen, Plasma::Containment *containment);
 
+        /**
+         * Emitted when the containment wants to become active.
+         * Usually only used for desktop containments.
+         */
+        void focusRequested(Plasma::Containment *containment);
+
     public Q_SLOTS:
         /**
          * Informs the Corona as to what position it is in. This is informational

view.h

@@ -112,14 +112,6 @@ public:
      */
     int effectiveDesktop() const;
 
-    /**
-     * Sets the containment for this view, which will also cause the view
-     * to track the geometry of the containment.
-     *
-     * @arg containment the containment to center the view on
-     */
-    virtual void setContainment(Containment *containment);
-
     /**
      * @return the containment associated with this view, or 0 if none is
      */
@@ -164,6 +156,15 @@ Q_SIGNALS:
      */
     void sceneRectChanged();
 
+public Q_SLOTS:
+    /**
+     * Sets the containment for this view, which will also cause the view
+     * to track the geometry of the containment.
+     *
+     * @arg containment the containment to center the view on
+     */
+    virtual void setContainment(Containment *containment);
+
 protected:
     /**
      * @return a KConfigGroup in the application's config file unique to the view