Changeset 67c59a7 for src/mvc

Timestamp:

01/17/10 20:31:04 (12 years ago)

Author:

pavelpa <pavelpa@…>

Branches:

master, qt5

Children:

9f7666d

Parents:

2af8e2f

Message:

implemented method to force 'EventModel?' emit a signal
dataChanged() - so 'TreeView?' know it has to redraw items
corresponding to chanded indices (range of indeces)

Location:

src/mvc

Files:

• eventmodel.cpp (modified) (1 diff)
• eventmodel.h (modified) (1 diff)
• treeview.cpp (modified) (2 diffs)

src/mvc/eventmodel.cpp

@@ -144 +144 @@
 }
 
+void EventModel::emitDataChangedSignal(const QModelIndex &aTopLeft, const QModelIndex &aBottomRight)
+{
+    emit(dataChanged(aTopLeft,aBottomRight));
+}
+

src/mvc/eventmodel.h

@@ -17 +17 @@
     void loadEvents(const QDate &aDate, int aConferenceId); // loads Events from the DB
     void loadFavEvents(const QDate &aDate, int aConferenceId); // loads Favourite events from the DB
+    
+    // a method to force 'EventModel' emit signal 'dataChanged()'
+    // a 'view', eg. 'TreeView' listens for this signal and redraws changed items(indexes)
+    void emitDataChangedSignal(const QModelIndex &aTopLeft, const QModelIndex &aBottomRight);
 
 private:

src/mvc/treeview.cpp

@@ -4 +4 @@
 #include "delegate.h"
 #include "event.h"
+#include "eventmodel.h"
 
 #include <QDebug>
@@ -49 +50 @@
                 qDebug() << " FAVOURITE [" << qVariantValue<QString>(aIndex.data()) << "] -> " << event.isFavourite();
                 event.update("favourite");
-                // TODO: since the Favourite icon has changed, update TreeView accordingly
-                // not really working solution is the following
-                // maybe the call to MainWindow->update() fix the problem ???
-                QTreeView::update();
-                update();
+                // since the Favourite icon has changed, update TreeView accordingly
+                static_cast<EventModel*>(model())->emitDataChangedSignal(aIndex,aIndex);
             }
             break;