added select all and deselect all functions

app/panel/timeline/timeline.cpp

@@ -88,6 +88,16 @@ void TimelinePanel::ZoomOut()
   SetScale(scale_ * 0.5);
 }
 
+void TimelinePanel::SelectAll()
+{
+  view_->SelectAll();
+}
+
+void TimelinePanel::DeselectAll()
+{
+  view_->DeselectAll();
+}
+
 void TimelinePanel::changeEvent(QEvent *e)
 {
   if (e->type() == QEvent::LanguageChange) {

app/panel/timeline/timeline.h

@@ -43,6 +43,10 @@ public:
 
   virtual void ZoomOut() override;
 
+  virtual void SelectAll() override;
+
+  virtual void DeselectAll() override;
+
 public slots:
   void SetTimebase(const rational& timebase);
 

app/widget/panel/panel.cpp

@@ -67,6 +67,14 @@ void PanelWidget::GoToEnd()
 {
 }
 
+void PanelWidget::SelectAll()
+{
+}
+
+void PanelWidget::DeselectAll()
+{
+}
+
 void PanelWidget::SetTitle(const QString &t)
 {
   title_ = t;

app/widget/panel/panel.h

@@ -79,6 +79,10 @@ public:
 
   virtual void GoToEnd();
 
+  virtual void SelectAll();
+
+  virtual void DeselectAll();
+
 protected:
   /**
    * @brief Set panel's title

app/widget/timelineview/timelineview.cpp

@@ -199,6 +199,24 @@ void TimelineView::DisconnectTimelineNode()
   ConnectTimelineNode(nullptr);
 }
 
+void TimelineView::SelectAll()
+{
+  QList<QGraphicsItem*> all_items = items();
+
+  foreach (QGraphicsItem* i, all_items) {
+    i->setSelected(true);
+  }
+}
+
+void TimelineView::DeselectAll()
+{
+  QList<QGraphicsItem*> all_items = items();
+
+  foreach (QGraphicsItem* i, all_items) {
+    i->setSelected(false);
+  }
+}
+
 void TimelineView::SetTime(const int64_t time)
 {
   playhead_ = time;

app/widget/timelineview/timelineview.h

@@ -52,6 +52,10 @@ public:
 
   void DisconnectTimelineNode();
 
+  void SelectAll();
+
+  void DeselectAll();
+
 public slots:
   void SetTimebase(const rational& timebase);
 

app/window/mainwindow/mainmenu.cpp

@@ -65,8 +65,8 @@ MainMenu::MainMenu(QWidget *parent) :
   edit_menu_->addSeparator();
   olive::menu_shared.AddItemsForEditMenu(edit_menu_);
   edit_menu_->addSeparator();
-  edit_select_all_item_ = edit_menu_->AddItem("selectall", nullptr, nullptr, "Ctrl+A");
-  edit_deselect_all_item_ = edit_menu_->AddItem("deselectall", nullptr, nullptr, "Ctrl+Shift+A");
+  edit_select_all_item_ = edit_menu_->AddItem("selectall", this, SLOT(SelectAllTriggered()), "Ctrl+A");
+  edit_deselect_all_item_ = edit_menu_->AddItem("deselectall", this, SLOT(DeselectAllTriggered()), "Ctrl+Shift+A");
   edit_menu_->addSeparator();
   olive::menu_shared.AddItemsForClipEditMenu(edit_menu_);
   edit_menu_->addSeparator();
@@ -374,6 +374,16 @@ void MainMenu::GoToEndTriggered()
   olive::panel_focus_manager->CurrentlyFocused()->GoToEnd();
 }
 
+void MainMenu::SelectAllTriggered()
+{
+  olive::panel_focus_manager->CurrentlyFocused()->SelectAll();
+}
+
+void MainMenu::DeselectAllTriggered()
+{
+  olive::panel_focus_manager->CurrentlyFocused()->DeselectAll();
+}
+
 void MainMenu::Retranslate()
 { 
   // MenuShared is not a QWidget and therefore does not receive a LanguageEvent, we use MainMenu's to update it

app/window/mainwindow/mainmenu.h

@@ -87,6 +87,9 @@ private slots:
   void NextFrameTriggered();
   void GoToEndTriggered();
 
+  void SelectAllTriggered();
+  void DeselectAllTriggered();
+
 private:
   /**
    * @brief Set strings based on the current application language.