Fix restore after running scene (#447)

* Fix restore after running scene

* Make sure scene list is updated

* Fix crash when clearing management when toggle widget is assigned

* Make sure scenes are updates when selecting new one

gui/faders/togglewidget.cpp

@@ -158,7 +158,10 @@ void ToggleWidget::OnAssigned(bool moveFader) {
     name_label_.set_text("<..>");
     icon_button_.SetColors({});
     if (moveFader) {
-      UpdateActivated(GetSingleSourceValue(*source));
+      hold_updates_ = true;
+      icon_button_.SetActive(false);
+      fade_button_.set_image_from_icon_name("go-down");
+      hold_updates_ = false;
     } else {
       if (icon_button_.GetActive())
         setTargetValue(0, theatre::ControlValue::MaxUInt());

gui/windows/scenewindow.cpp

@@ -196,7 +196,7 @@ SceneWindow::SceneWindow(theatre::Management &management,
   else {
     NewScene();
   }
-  fillControllablesList();
+  Update();
 }
 
 SceneWindow::~SceneWindow() {
@@ -568,8 +568,7 @@ bool SceneWindow::HandleKeyDown(char key) {
 void SceneWindow::SetSelectedScene(theatre::Scene &scene) {
   _selectedScene = &scene;
   _sourceValue = _management.GetSourceValue(scene, 0);
-  updateAudio();
-  UpdateAudioWidgetKeys();
+  Update();
   set_sensitive(true);
 }
 
@@ -578,7 +577,7 @@ void SceneWindow::SetNoSelectedScene() {
   _selectedScene = nullptr;
   _sourceValue = nullptr;
   _audioWidget.SetNoScene();
-  updateAudio();
+  Update();
 }
 
 void SceneWindow::onScalesChanged() {

theatre/scenes/scene.cpp

@@ -170,7 +170,9 @@ void Scene::RecalculateControllables() {
 }
 
 void Scene::BlackOut(double fade_speed) {
-  _storedSourceValues = _management.StoreSourceValues(true);
+  if (_storedSourceValues.Empty()) {
+    _storedSourceValues = _management.StoreSourceValues(true);
+  }
   _management.BlackOut(true, fade_speed);
 }