Introduce new committable/preCommit methods, that can be used to block a commit from inside the widgets.

1 files changed, 13 insertions, 1 deletions

diff --git a/client/widgets/widget.h b/client/widgets/widget.h
index bb37c51..3de148f 100644
--- a/client/widgets/widget.h
+++ b/client/widgets/widget.h
@@ -52,6 +52,9 @@
  *  value.
  * @att help This attribute contains a help text for this widget. It will be
  *  shown to the user when the mouse is hovering over the widget.
+ * @att local This attribute is a boolean telling wether the field can be stored
+ *  in the database on commits. It can be either 'true' or 'false'. The default
+ *  is 'false'.
  */
 
 class QLayout;
@@ -75,6 +78,9 @@ public:
   bool valid(bool deep = false);
   void setValid(bool valid, bool deep = false);
 
+  // Make sanity check before commit.
+  bool committable(bool deep = false);
+
   // Implement in subclasses to contribute to the validation.
   virtual bool preValid() { return true; }
 
@@ -95,7 +101,8 @@ public:
   Widget *findWidget(QString name, bool deep = false);
   QVector< Widget* > widgetList(bool deep = false);
   void addChild(Widget *widget);
-  void setValues();
+
+  virtual void setValues();
 
 signals:
   void wasChanged();
@@ -115,6 +122,11 @@ protected:
   QWidget *widget;
   bool hideChildren;
 
+  // Implement in subclasses to be able to block commits.
+  virtual bool preCommit() { return true; }
+
+  // Overload this to avoid children 'wasChanged' connection.
+  virtual void connectChild(Widget *child);
   void addChildren(QDomNode &xml_node, QLayout *layout);
 
   LUA *lua;