moved undostack to its own source file

panels/effectcontrols.cpp

@@ -39,6 +39,7 @@
 #include "ui/collapsiblewidget.h"
 #include "timeline/sequence.h"
 #include "undo/undo.h"
+#include "undo/undostack.h"
 #include "panels/project.h"
 #include "panels/timeline.h"
 #include "panels/viewer.h"

panels/project.cpp

@@ -25,6 +25,7 @@
 #include "rendering/renderfunctions.h"
 #include "project/previewgenerator.h"
 #include "undo/undo.h"
+#include "undo/undostack.h"
 #include "ui/mainwindow.h"
 #include "global/config.h"
 #include "rendering/cacher.h"
@@ -606,7 +607,9 @@ void Project::delete_selected_media() {
 
   // remove
   if (remove) {
+    panel_graph_editor->set_row(nullptr);
     panel_effect_controls->Clear(true);
+
     if (olive::ActiveSequence != nullptr) olive::ActiveSequence->selections.clear();
 
     // remove media and parents
@@ -1015,6 +1018,9 @@ void Project::delete_clips_using_selected_media() {
 }
 
 void Project::clear() {
+  // clear graph editor
+  panel_graph_editor->set_row(nullptr);
+
   // clear effects cache
   panel_effect_controls->Clear(true);
 

panels/timeline.cpp

@@ -37,6 +37,7 @@
 #include "ui/flowlayout.h"
 #include "ui/cursors.h"
 #include "ui/mainwindow.h"
+#include "undo/undostack.h"
 #include "global/debug.h"
 
 #include <QTime>
@@ -450,6 +451,7 @@ void Timeline::nest() {
       create_ghosts_from_media(olive::ActiveSequence.get(), earliest_point, media_list);
       add_clips_from_ghosts(ca, olive::ActiveSequence.get());
 
+      panel_graph_editor->set_row(nullptr);
       panel_effect_controls->Clear(true);
       olive::ActiveSequence->selections.clear();
 
@@ -680,6 +682,7 @@ void Timeline::toggle_enable_on_selected_clips() {
 
 void Timeline::delete_selection(QVector<Selection>& selections, bool ripple_delete) {
   if (selections.size() > 0) {
+    panel_graph_editor->set_row(nullptr);
     panel_effect_controls->Clear(true);
 
     ComboAction* ca = new ComboAction();
@@ -1014,6 +1017,8 @@ bool selection_contains_transition(const Selection& s, Clip* c, int type) {
 
 void Timeline::delete_areas_and_relink(ComboAction* ca, QVector<Selection>& areas, bool deselect_areas) {
   clean_up_selections(areas);
+
+  panel_graph_editor->set_row(nullptr);
   panel_effect_controls->Clear(true);
 
   QVector<int> pre_clips;

panels/viewer.cpp

@@ -31,6 +31,7 @@
 #include "project/footage.h"
 #include "project/media.h"
 #include "undo/undo.h"
+#include "undo/undostack.h"
 #include "ui/audiomonitor.h"
 #include "rendering/renderfunctions.h"
 #include "ui/viewercontainer.h"
@@ -852,9 +853,13 @@ void Viewer::clean_created_seq() {
 
   if (created_sequence) {
     // TODO delete undo commands referencing this sequence to avoid crashes
-    /*for (int i=0;i<undo_stack.count();i++) {
-      undo_stack.command(i)
-    }*/
+    /*
+    for (int i=0;i<olive::UndoStack.count();i++) {
+      const QUndoCommand* oa = olive::UndoStack.command(i);
+      if (typeid(*oa) == typeid(SetTimelineInOutCommand)) {
+      }
+    }
+    */
 
     seq.reset();
     created_sequence = false;