Fix vertical drag on timeline ruler setting illegal zoom level

svn path=/trunk/kdenlive/; revision=4854

diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 54c2a03cad36f2f79731a56303273dbf8f1edf3f..76e83eb7fdd868d20e0617b2595873ed42ceb974 100644 (file)
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -2709,6 +2709,9 @@ void MainWindow::slotFitZoom()
 
 void MainWindow::slotSetZoom(int value)
 {
+    value = qMax(m_zoomSlider->minimum(), value);
+    value = qMin(m_zoomSlider->maximum(), value);
+
     if (m_activeTimeline)
         m_activeTimeline->slotChangeZoom(value);