Added the ability to lock all Applets and the Desktop.

svn path=/trunk/KDE/kdebase/workspace/lib/plasma/; revision=671176

corona.cpp

@@ -23,11 +23,13 @@
 #include <QDesktopWidget>
 #include <QGraphicsSceneDragDropEvent>
 #include <QMimeData>
+#include <QGraphicsView>
 
 #include <KLocale>
 #include <KMenu>
 #include <KRun>
 #include <KWindowSystem>
+#include <KDebug>
 
 #include "applet.h"
 #include "dataengine.h"
@@ -51,7 +53,7 @@ public:
           engineExplorerAction(0)
     {
     }
-
+    bool immutable;
     Applet::List applets;
     FormFactor formFactor;
     Location location;
@@ -101,6 +103,7 @@ void Corona::init()
 //    connect(this, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(displayContextMenu(QPoint)));
     d->engineExplorerAction = new QAction(i18n("Engine Explorer"), this);
     connect(d->engineExplorerAction, SIGNAL(triggered(bool)), this, SLOT(launchExplorer()));
+    d->immutable = false;
 //    setContextMenuPolicy(Qt::CustomContextMenu);
 }
 
@@ -302,6 +305,20 @@ void Corona::appletDestroyed(QObject* object)
     }
 }
 
+bool Corona::isImmutable()
+{
+    return d->immutable;
+}
+
+void Corona::setImmutable(bool immutable_)
+{
+    d->immutable = immutable_;
+    foreach (QGraphicsView* view, views()) {
+        //TODO: setInteractive(false) prevents context menues from showing up
+        view->setInteractive(!(d->immutable));
+    }
+}
+
 } // namespace Plasma
 
 #include "corona.moc"

corona.h

@@ -45,6 +45,11 @@ public:
     explicit Corona(const QRectF & sceneRect, QObject * parent = 0);
     explicit Corona(qreal x, qreal y, qreal width, qreal height, QObject * parent = 0);
     ~Corona();
+    
+    /**
+     * The applets are changable or not
+     **/
+    bool isImmutable();
 
     /**
      * The location of the Corona. @see Plasma::Location
@@ -93,6 +98,11 @@ public Q_SLOTS:
      * @param path the path to the theme file
      */
     void addKaramba(const KUrl& path);
+    
+    /**
+     * Sets if the applets are Immutable
+     */
+    void setImmutable(bool immutable_);
 
 protected:
     void dragEnterEvent(QGraphicsSceneDragDropEvent* event);
@@ -107,6 +117,7 @@ protected Q_SLOTS:
 
 private:
     void init();
+    
 
     class Private;
     Private * const d;