some basic work for updating the videoeditor and video sql system

src/qml/presenter/MainWindow.qml

@@ -136,7 +136,7 @@ Controls.Page {
         presentation.textIndex = 0;
         presentation.changeSlide();
 
-        print("Slide changed to: " + item.name);
+        print("Slide Cchanged to: " + item.name);
     }
 
     function editSwitch(item) {

src/qml/presenter/VideoEditor.qml

@@ -143,6 +143,46 @@ Item {
                     /* onEditingFinished: updateTitle(text); */
                 }
 
+                RowLayout {
+                    Layout.preferredWidth: 300
+                    Layout.fillWidth: true
+                    Layout.leftMargin: 20
+                    Layout.rightMargin: 20
+
+
+                    Controls.Label {
+                        Layout.fillHeight: true
+                        Layout.leftMargin: 20
+                        Layout.rightMargin: 20
+
+                        text: videoLengthSlider.first.value
+                    } 
+
+                    Controls.Label {
+                        Layout.fillHeight: true
+                        Layout.leftMargin: 20
+                        Layout.rightMargin: 20
+
+                        text: videoLengthSlider.second.value
+                    } 
+                }
+
+                Controls.RangeSlider {
+                    id: videoLengthSlider
+
+                    Layout.preferredWidth: 300
+                    Layout.fillWidth: true
+                    Layout.leftMargin: 20
+                    Layout.rightMargin: 20
+
+                    to: videoPreview.duration
+                    from: 0
+
+                    first.value: 0
+                    second.value: to
+
+                }
+
                 Item {
                     id: empty
                     Layout.fillHeight: true

src/videosqlmodel.cpp

@@ -30,6 +30,8 @@ static void createVideoTable()
                   "  'id' INTEGER NOT NULL,"
                   "  'title' TEXT NOT NULL,"
                   "  'filePath' TEXT NOT NULL,"
+                  "  'startTime' REAL NOT NULL,"
+                  "  'endTime' REAL NOT NULL,"
                   "  PRIMARY KEY(id))")) {
     qFatal("Failed to query database: %s",
            qPrintable(query.lastError().text()));
@@ -70,6 +72,8 @@ QHash<int, QByteArray> VideoSqlModel::roleNames() const
     names[Qt::UserRole] = "id";
     names[Qt::UserRole + 1] = "title";
     names[Qt::UserRole + 2] = "filePath";
+    names[Qt::UserRole + 3] = "startTime";
+    names[Qt::UserRole + 4] = "endTime";
     return names;
 }
 
@@ -156,6 +160,59 @@ void VideoSqlModel::updateFilePath(const int &row, const QUrl &filePath) {
   emit filePathChanged();
 }
 
+
+int VideoSqlModel::startTime() const {
+  return m_startTime;
+}
+
+void VideoSqlModel::setStartTime(const int &startTime) {
+  if (startTime == m_startTime)
+    return;
+  
+  m_startTime = startTime;
+
+  select();
+  emit startTimeChanged();
+}
+
+// This function is for updating the title from outside the delegate
+void VideoSqlModel::updateStartTime(const int &row, const int &startTime) {
+  qDebug() << "Row is " << row;
+  QSqlRecord rowdata = record(row);
+  qDebug() << rowdata;
+  rowdata.setValue("startTime", startTime);
+  setRecord(row, rowdata);
+  qDebug() << rowdata;
+  submitAll();
+  emit startTimeChanged();
+}
+
+int VideoSqlModel::endTime() const {
+  return m_endTime;
+}
+
+void VideoSqlModel::setEndTime(const int &endTime) {
+  if (endTime == m_endTime)
+    return;
+  
+  m_endTime = endTime;
+
+  select();
+  emit endTimeChanged();
+}
+
+// This function is for updating the title from outside the delegate
+void VideoSqlModel::updateEndTime(const int &row, const int &endTime) {
+  qDebug() << "Row is " << row;
+  QSqlRecord rowdata = record(row);
+  qDebug() << rowdata;
+  rowdata.setValue("endTime", endTime);
+  setRecord(row, rowdata);
+  qDebug() << rowdata;
+  submitAll();
+  emit endTimeChanged();
+}
+
 QVariantMap VideoSqlModel::getVideo(const int &row) {
   // qDebug() << "Row we are getting is " << row;
   // QVariantList video;

src/videosqlmodel.h

@@ -14,6 +14,8 @@ class VideoSqlModel : public QSqlTableModel
   Q_PROPERTY(int id READ id)
   Q_PROPERTY(QString title READ title WRITE setTitle NOTIFY titleChanged)
   Q_PROPERTY(QUrl filePath READ filePath WRITE setFilePath NOTIFY filePathChanged)
+  Q_PROPERTY(int startTime READ startTime WRITE setStartTime NOTIFY startTimeChanged)
+  Q_PROPERTY(int endTime READ endTime WRITE setEndTime NOTIFY endTimeChanged)
   QML_ELEMENT
 
 public:
@@ -22,12 +24,18 @@ public:
   int id() const;
   QString title() const;
   QUrl filePath() const;
+  int startTime() const;
+  int endTime() const;
 
   void setTitle(const QString &title);
   void setFilePath(const QUrl &filePath);
+  void setStartTime(const int &startTime);
+  void setEndTime(const int &endTime);
 
   Q_INVOKABLE void updateTitle(const int &row, const QString &title);
   Q_INVOKABLE void updateFilePath(const int &row, const QUrl &filePath);
+  Q_INVOKABLE void updateStartTime(const int &row, const int &startTime);
+  Q_INVOKABLE void updateEndTime(const int &row, const int &endTime);
 
   Q_INVOKABLE void newVideo(const QUrl &filePath);
   Q_INVOKABLE void deleteVideo(const int &row);
@@ -39,11 +47,15 @@ public:
 signals:
     void titleChanged();
     void filePathChanged();
+    void startTimeChanged();
+    void endTimeChanged();
 
 private:
     int m_id;
     QString m_title;
     QUrl m_filePath;
+    int m_startTime;
+    int m_endTime;
 };
 
 #endif //VIDEOSQLMODEL_H