Fix render name incorrectly kept in some cases after save as.

Fixes #512

src/mainwindow.cpp

@@ -2142,6 +2142,18 @@ void MainWindow::slotStopRenderProject()
     }
 }
 
+void MainWindow::updateProjectPath(const QString &path)
+{
+    if (m_renderWidget) {
+        m_renderWidget->resetRenderPath(path);
+    } else {
+        // Clear render name as project url changed
+        QMap<QString, QString> renderProps;
+        renderProps.insert(QStringLiteral("renderurl"), QString());
+        slotSetDocumentRenderProfile(renderProps);
+    }
+}
+
 void MainWindow::slotRenderProject()
 {
     KdenliveDoc *project = pCore->currentDoc();
@@ -2152,7 +2164,6 @@ void MainWindow::slotRenderProject()
         connect(m_renderWidget, &RenderWidget::selectedRenderProfile, this, &MainWindow::slotSetDocumentRenderProfile);
         connect(m_renderWidget, &RenderWidget::abortProcess, this, &MainWindow::abortRenderJob);
         connect(this, &MainWindow::updateRenderWidgetProfile, m_renderWidget, &RenderWidget::adjustViewToProfile);
-        connect(this, &MainWindow::updateProjectPath, m_renderWidget, &RenderWidget::resetRenderPath);
         m_renderWidget->setGuides(project->getGuideModel());
         m_renderWidget->updateDocumentPath();
         m_renderWidget->setRenderProfile(project->getRenderProperties());

src/mainwindow.h

@@ -320,6 +320,8 @@ public slots:
     void slotAddSubtitle(const QString &text = QString());
     /** @brief Ensure subtitle track is displayed */
     void showSubtitleTrack();
+    /** @brief The path of the current document changed (save as), update render settings */
+    void updateProjectPath(const QString &path);
 
 private slots:
     /** @brief Shows the shortcut dialog. */
@@ -566,7 +568,6 @@ signals:
     /** @brief Enable or disable the undo stack. For example undo/redo should not be enabled when dragging a clip in timeline or we risk corruption. */
     void enableUndo(bool enable);
     bool focusTimeline(bool focus, bool highlight);
-    void updateProjectPath(const QString &path);
 };
 
 #endif