trying to fix seg fault

src/mpv/mpvobject.cpp

@@ -1,6 +1,7 @@
 #include "mpvobject.h"
 
 // std
+#include <mpv/render.h>
 #include <qdir.h>
 #include <qvariant.h>
 #include <stdexcept>
@@ -271,7 +272,7 @@ void MpvObject::command(const QVariant& params)
 
 void MpvObject::commandAsync(const QVariant& params)
 {
-  qDebug() << params;
+  // qDebug() << params;
   mpv::qt::command_async(mpv, params);
 }
 
@@ -505,6 +506,12 @@ void MpvObject::stop()
   command(QVariantList() << "stop");
 }
 
+void MpvObject::quit()
+{
+  command(QVariantList() << "quit");
+  qDebug() << "We quit mpv";
+}
+
 void MpvObject::stepBackward()
 {
   command(QVariantList() << "frame-back-step");

src/mpv/mpvobject.h

@@ -131,6 +131,7 @@ public slots:
   void play();
   void pause();
   void stop();
+  void quit();
   void stepBackward();
   void stepForward();
   void seek(double pos);

src/qml/presenter/Library.qml

@@ -653,12 +653,19 @@ Item {
             anchors.fill: parent
             onDropped: drop => {
                 overlay = false;
-                showPassiveNotification("dropped");
+                print("dropped");
                 print(drop.urls);
                 /* thumbnailer.loadFile(drop.urls[0]); */
+                if (drop.urls.length !== 0){
+                    print("dropping a real file!!")
                     addVideo(drop.urls[0]);
+                } else
+                    print("this is not a real file!")
+            }
+            onEntered: {
+                if (isDragFile(drag.urls[0]))
+                    overlay = true;
             }
-            onEntered: overlay = true
             onExited: overlay = false
 
             function addVideo(url) {
@@ -673,6 +680,17 @@ Item {
                 editSwitch("video", video);
             }
 
+            function isDragFile(item) {
+                var extension = item.split('.').pop();
+                var valid = false;
+
+                if(extension) {
+                    print(extension);
+                    valid = true;
+                }
+
+                return valid;
+            }
         }
 
         Rectangle {

src/qml/presenter/MainWindow.qml

@@ -30,6 +30,8 @@ Controls.Page {
     property var song
     property var draggedLibraryItem
 
+    property Item editStackItem
+
     Item {
         id: mainItem
         anchors.fill: parent
@@ -73,6 +75,13 @@ Controls.Page {
         }
     }
 
+    Component {
+        id: presentationComp
+        Presenter.Presentation {
+            id: presentation
+        }
+    }
+
     Component {
         id: songEditorComp
         Presenter.SongEditor {
@@ -84,7 +93,6 @@ Controls.Page {
         id: videoEditorComp
         Presenter.VideoEditor {
             id: videoEditor
-            Controls.StackView.onDeactivating: prePop()
         }
     }
 
@@ -98,11 +106,11 @@ Controls.Page {
     Loader {
         id: presentLoader
         active: presenting
-        sourceComponent: presentationComponent
+        sourceComponent: presentWindowComp
     }
 
     Component {
-        id: presentationComponent
+        id: presentWindowComp
         Window {
             id: presentationWindow
             title: "presentation-window"
@@ -173,6 +181,12 @@ Controls.Page {
         id: videosqlmodel
     }
 
+    Timer {
+        id: popTimer
+        interval: 800
+        onTriggered: mainPageArea.push(presentationComp, Controls.StackView.Immediate)
+    }
+
     function changeSlideType(type) {
         /* showPassiveNotification("used to be: " + presentation.text); */
         presentation.itemType = type;
@@ -231,19 +245,40 @@ Controls.Page {
                 mainPageArea.push(songEditorComp, Controls.StackView.Immediate);
                 break;
             case "video" :
+                if (mainPageArea.currentItem.type === "video") {
+                    print(mainPageArea.currentItem.type);
+                    mainPageArea.currentItem.changeVideo(item);
+                } else {
+                    print(mainPageArea.depth);
                     mainPageArea.pop(Controls.StackView.Immediate);
+                    print(mainPageArea.depth);
                     mainPageArea.push(videoEditorComp, {"video": item}, Controls.StackView.Immediate);
+                }
                 break;
             case "image" :
                 mainPageArea.pop(Controls.StackView.Immediate);
                 mainPageArea.push(imageEditorComp, Controls.StackView.Immediate);
                 break;
             default:
-                mainPageArea.pop(Controls.StackView.Immediate);
+                if (mainPageArea.currentItem.type === "video") {
+                    print(mainPageArea.currentItem.type);
+                    mainPageArea.currentItem.prePop();
+                }
+                popTimer.restart();
+                print(mainPageArea.depth);
+                editMode = false;
+            }
+        } else {
+            if (mainPageArea.currentItem.type === "video") {
+                print(mainPageArea.currentItem.type);
+                mainPageArea.currentItem.prePop();
+            }
+            editStackItem = mainPageArea.currentItem;
+            print(mainPageArea.depth);
+            popTimer.restart();
+            print(mainPageArea.depth);
             editMode = false;
         }
-        } else
-            mainPageArea.pop(Controls.StackView.Immediate);
     }
 
     function present(present) {

src/qml/presenter/VideoEditor.qml

@@ -9,6 +9,7 @@ import mpv 1.0
 Item {
     id: root
 
+    property string type: "video"
     property var video
     property bool audioOn: true
 
@@ -169,7 +170,7 @@ Item {
                     Component.onCompleted: mpvLoadingTimer.start()
                     onPositionChanged: videoSlider.value = position
                     onFileLoaded: {
-                        showPassiveNotification(video.title + " has been loaded");
+                        showPassiveNotification(video[0] + " has been loaded");
                         videoPreview.pause();
                     }
                 }
@@ -224,5 +225,18 @@ Item {
         }
     }
 
-    function prePop() { videoPreview.stop() }
+    function changeVideo(video) {
+        root.video = video;
+        mpvLoadingTimer.restart();
+    }
+
+    function prePop() {
+        print("stopping video");
+        videoSlider.to = 0;
+        /* videoSlider.position = 0; */
+        /* videoSlider.onMoved = null; */
+        videoPreview.quit();
+        print("quit mpv");
+
+    }
 }