Fix crash when table has not row

[kdenlive] / src / transitionsettings.cpp

diff --git a/src/transitionsettings.cpp b/src/transitionsettings.cpp
index db838d94e504a546a299b89463a894527840b5bc..211e8b49d8515312784d1639aef176c81f51ab5f 100644 (file)
--- a/src/transitionsettings.cpp
+++ b/src/transitionsettings.cpp
@@ -66,10 +66,10 @@ TransitionSettings::TransitionSettings(Monitor *monitor, QWidget* parent) :
 
     connect(transitionList, SIGNAL(activated(int)), this, SLOT(slotTransitionChanged()));
     connect(transitionTrack, SIGNAL(activated(int)), this, SLOT(slotTransitionTrackChanged()));
-    connect(m_effectEdit, SIGNAL(parameterChanged(const QDomElement, const QDomElement, int)), this , SLOT(slotUpdateEffectParams(const QDomElement, const QDomElement)));
+    connect(m_effectEdit, SIGNAL(parameterChanged(QDomElement,QDomElement,int)), this , SLOT(slotUpdateEffectParams(QDomElement,QDomElement)));
 }
 
-void TransitionSettings::updateProjectFormat(MltVideoProfile profile, Timecode t, const QList <TrackInfo> info)
+void TransitionSettings::updateProjectFormat(const MltVideoProfile &profile, const Timecode &t, const QList<TrackInfo> &info)
 {
     m_effectEdit->updateProjectFormat(profile, t);
     m_tracks = info;
@@ -93,7 +93,7 @@ void TransitionSettings::updateTrackList()
     //kDebug() << "/ / TRANS TRK: " << limit;
     KIcon videoIcon("kdenlive-show-video");
     KIcon audioIcon("kdenlive-show-audio");
-    for (int i = limit; i < m_tracks.count(); i++) {
+    for (int i = limit; i < m_tracks.count(); ++i) {
         int ix = m_tracks.count() - i - 1;
         transitionTrack->addItem(m_tracks.at(ix).type == VIDEOTRACK ? videoIcon : audioIcon,
                                  m_tracks.at(ix).trackName.isEmpty() ? QString::number(i) : m_tracks.at(ix).trackName + " (" + QString::number(i) + ')',
@@ -159,7 +159,7 @@ void TransitionSettings::slotTransitionTrackChanged()
     m_effectEdit->updateParameter("transition_btrack", QString::number(ix));
 }
 
-void TransitionSettings::slotTransitionItemSelected(Transition* t, int nextTrack, QPoint p, bool update)
+void TransitionSettings::slotTransitionItemSelected(Transition* t, int nextTrack, const QPoint &p, bool update)
 {
     setEnabled(t != NULL);
     m_effectEdit->setFrameSize(p);
@@ -259,7 +259,7 @@ void TransitionSettings::slotCheckMonitorPosition(int renderPos)
     }
 }
 
-void TransitionSettings::setKeyframes(const QString data, int maximum)
+void TransitionSettings::setKeyframes(const QString &data, int maximum)
 {
     m_effectEdit->setKeyframes(data, maximum);
 }