bookmark edit func-ty done

Author: vicrucann

src/libGUI/MainWindow.cpp

@@ -289,6 +289,26 @@ void MainWindow::onMoveBookmark(const QModelIndex &index)
     m_bookmarkWidget->setCurrentIndex(index);
 }
 
+void MainWindow::onApplyStateBookmark(const QModelIndex &index)
+{
+    /* get current state set */
+    osg::ref_ptr<entity::SceneState> state = m_rootScene->createSceneState();
+    if (!state.get()){
+        qWarning("Could not create scene state from root scene data");
+        return;
+    }
+    if (state->isEmpty()){
+        qWarning("Scene state is empty");
+        return;
+    }
+
+    /* replace the bookmark's state set on the obtained one */
+    if (m_rootScene->getUserScene()->getBookmarksModel()->replaceSceneState(index.row(), state.get()))
+        this->statusBar()->showMessage(tr("Bookmark stateset has changed successfully."));
+    else
+        this->statusBar()->showMessage(tr("Bookmark stateset has changed successfully."));
+}
+
 void MainWindow::onBookmarkAddedToWidget(const QModelIndex &, int first, int last)
 {
     qDebug("onBookmarkAddedToWidget");
@@ -1434,6 +1454,10 @@ void MainWindow::initializeCallbacks()
                      this, SLOT(onDeleteBookmark(QModelIndex)),
                      Qt::UniqueConnection);
 
+    QObject::connect(m_bookmarkWidget->getBookmarkDelegate(), SIGNAL(clickedApplyState(QModelIndex)),
+                     this, SLOT(onApplyStateBookmark(QModelIndex)),
+                     Qt::UniqueConnection);
+
     QObject::connect(m_bookmarkWidget->getBookmarkDelegate(), SIGNAL(clickedMove(QModelIndex)),
                      this, SLOT(onMoveBookmark(QModelIndex)),
                      Qt::UniqueConnection);

src/libGUI/MainWindow.h

@@ -134,6 +134,9 @@ public slots:
     /*! Slot called when user changed order of bookmarks within BookmarkWidget. */
     void onMoveBookmark(const QModelIndex &index);
 
+    /*! Slot called when user presses on cog icon to change the state set of the bookmark. */
+    void onApplyStateBookmark(const QModelIndex& index);
+
     /*! Slot called when BookmarkWidget content had changed, i.e., new row was inserted. */
     void onBookmarkAddedToWidget(const QModelIndex &, int first, int last);
 

src/libSGEntities/Bookmarks.cpp

@@ -98,6 +98,16 @@ entity::SceneState *entity::Bookmarks::getSceneState(int row)
     return dynamic_cast<entity::SceneState*>(this->getChild(row));
 }
 
+bool entity::Bookmarks::replaceSceneState(int row, entity::SceneState *state)
+{
+    if (!state) return false;
+
+    entity::SceneState* old = this->getSceneState(row);
+    if (!old) return false;
+
+    return this->replaceChild(old, state);
+}
+
 entity::SceneState *entity::Bookmarks::getLastSceneState()
 {
     int num = this->getNumBookmarks();

src/libSGEntities/Bookmarks.h

@@ -93,6 +93,9 @@ class Bookmarks : public QObject, public osg::Group
     /*! A method to extract scene state given a row index of the BookmarkWidget. */
     entity::SceneState* getSceneState(int row);
 
+    /*! A method to replace the scene state with a given row onto a new one. */
+    bool replaceSceneState(int row, entity::SceneState* state);
+
     /*! A method to obtain lastly added child of a scene state. */
     entity::SceneState* getLastSceneState();