Add this method to KoShape so everyone can ask the shape if its editable

in a recursive way.

svn path=/trunk/koffice/; revision=743754

libs/flake/KoShape.cpp

@@ -622,6 +622,22 @@ void KoShape::deleteLater() {
     new ShapeDeleter(this);
 }
 
+bool KoShape::isEditable() const {
+    if( !d->visible || d->locked )
+        return false;
+
+    KoShapeContainer * p = parent();
+    if(p && p->isChildLocked(this))
+        return false;
+    while( p )
+    {
+        if( ! p->isVisible() )
+            return false;
+        p = p->parent();
+    }
+
+    return true;
+}
 
 // loading & saving methods
 void KoShape::saveOdfConnections(KoShapeSavingContext &context) const {

libs/flake/KoShape.h

@@ -614,6 +614,9 @@ public:
      */
     void deleteLater();
 
+    /// checks recursively if the shape or one of its parents is not visible or locked
+    bool isEditable() const;
+
 protected:
 
 /* ** loading saving helper methods */