Small extender api improvements:

* extender() -> protected
* initExtenderItem() no longer a slot
* autoExpireDelay return uint instead of bool


svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=875751

applet.h

@@ -513,6 +513,25 @@ class PLASMA_EXPORT Applet : public QGraphicsWidget
          */
         virtual void removeAssociatedWidget(QWidget *widget);
 
+        /**
+         * Get's called when and extender item has to be initialized after a plasma restart. If you
+         * create ExtenderItems in your applet, you should implement this function to again create
+         * the widget that should be shown in this extender item. This function might look something
+         * like this:
+         *
+         * @code
+         * SuperCoolWidget *widget = new SuperCoolWidget();
+         * dataEngine("engine")->connectSource(item->config("dataSourceName"), widget);
+         * item->setWidget(widget);
+         * @endcode
+         *
+         * You can also add one or more custom qactions to this extender item in this function.
+         *
+         * Note that by default, not all ExtenderItems are persistent. Only items that are detached,
+         * will have there configuration stored when plasma exists.
+         */
+        virtual void initExtenderItem(ExtenderItem *item);
+
         /**
          * @param parent the QGraphicsItem this applet is parented to
          * @param serviceId the name of the .desktop file containing the
@@ -616,30 +635,6 @@ class PLASMA_EXPORT Applet : public QGraphicsWidget
          */
         virtual void configChanged();
 
-        /**
-         * Get's called when and extender item has to be initialized after a plasma restart. If you
-         * create ExtenderItems in your applet, you should implement this function to again create
-         * the widget that should be shown in this extender item. This function might look something
-         * like this:
-         *
-         * @code
-         * SuperCoolWidget *widget = new SuperCoolWidget();
-         * dataEngine("engine")->connectSource(item->config("dataSourceName"), widget);
-         * item->setWidget(widget);
-         * @endcode
-         *
-         * You can also add one or more custom qactions to this extender item in this function.
-         *
-         * Note that by default, not all ExtenderItems are persistent. Only items that are detached,
-         * will have there configuration stored when plasma exists.
-         */
-        virtual void initExtenderItem(ExtenderItem *item);
-
-        /**
-         * @return the extender this applet has.
-         */
-        Extender *extender() const;
-
     protected:
         /**
          * This constructor is to be used with the plugin loading systems
@@ -751,6 +746,12 @@ class PLASMA_EXPORT Applet : public QGraphicsWidget
          */
         bool isRegisteredAsDragHandle(QGraphicsItem *item);
 
+
+        /**
+         * @return the extender this applet has.
+         */
+        Extender *extender() const;
+
         /**
          * @internal event filter; used for focus watching
          **/
@@ -838,7 +839,6 @@ class PLASMA_EXPORT Applet : public QGraphicsWidget
         friend class PopupApplet;
         friend class PopupAppletPrivate;
 
-        //FIXME: this shouldn't be necesarry.
         friend class Extender;
         friend class ExtenderItem;
 };

extender.cpp

@@ -50,8 +50,8 @@ Extender::Extender(Applet *applet)
                    << "The previous extender will be destroyed.";
         delete applet->d->extender;
     }
-
     applet->d->extender = this;
+
     setContentsMargins(0, 0, 0, 0);
     d->layout = new QGraphicsLinearLayout(this);
     d->layout->setOrientation(Qt::Vertical);
@@ -65,7 +65,7 @@ Extender::Extender(Applet *applet)
     d->emptyExtenderLabel->setText(d->emptyExtenderMessage);
     d->emptyExtenderLabel->setMinimumSize(QSizeF(150, 64));
     d->emptyExtenderLabel->setPreferredSize(QSizeF(200, 64));
-    d->emptyExtenderLabel->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Preferred);
+    d->emptyExtenderLabel->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Fixed);
     d->layout->addItem(d->emptyExtenderLabel);
 
     d->loadExtenderItems();

extenderitem.cpp

@@ -275,7 +275,7 @@ void ExtenderItem::setAutoExpireDelay(uint time)
     }
 }
 
-bool ExtenderItem::autoExpireDelay() const
+uint ExtenderItem::autoExpireDelay() const
 {
     if (d->expirationTimer) {
         return d->expirationTimer->interval();

extenderitem.h

@@ -171,7 +171,7 @@ class PLASMA_EXPORT ExtenderItem : public QGraphicsWidget
         /**
          * @return whether or not this extender item has an auto expire delay.
          */
-        bool autoExpireDelay() const;
+        uint autoExpireDelay() const;
 
         /**
          * @return whether or not this item is detached from it's original source.