[PATCH by Ray Lehtiniemi] Do not return references to temporaries.

[kdenlive] / src / headertrack.cpp

diff --git a/src/headertrack.cpp b/src/headertrack.cpp
index 014f4b026f06fc482d3b5513ee0edbf309a31836..0b2f8b8f9994449b7a3e58257cb565d28dae1b52 100644 (file)
--- a/src/headertrack.cpp
+++ b/src/headertrack.cpp
@@ -17,19 +17,18 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA          *
  ***************************************************************************/
 
-#include <QMouseEvent>
-#include <QStylePainter>
-#include <QFrame>
-#include <QWidget>
-#include <QPainter>
-#include <QAction>
+
+#include "headertrack.h"
+#include "kdenlivesettings.h"
 
 #include <KIcon>
 #include <KLocale>
 #include <KDebug>
 
-#include "kdenlivesettings.h"
-#include "headertrack.h"
+#include <QMouseEvent>
+#include <QWidget>
+#include <QPainter>
+#include <QAction>
 
 HeaderTrack::HeaderTrack(int index, TrackInfo info, QWidget *parent)
         : QWidget(parent), m_index(index), m_type(info.type) {
@@ -37,7 +36,12 @@ HeaderTrack::HeaderTrack(int index, TrackInfo info, QWidget *parent)
     view.setupUi(this);
     view.track_number->setText(QString::number(m_index));
     view.buttonVideo->setChecked(!info.isBlind);
+    view.buttonVideo->setToolTip(i18n("Hide track"));
     view.buttonAudio->setChecked(!info.isMute);
+    view.buttonAudio->setToolTip(i18n("Mute track"));
+    view.buttonLock->setChecked(info.isLocked);
+    view.buttonLock->setToolTip(i18n("Lock track"));
+
     if (m_type == VIDEOTRACK) {
         view.frame->setBackgroundRole(QPalette::AlternateBase);
         view.frame->setAutoFillBackground(true);
@@ -48,19 +52,31 @@ HeaderTrack::HeaderTrack(int index, TrackInfo info, QWidget *parent)
     }
     if (!info.isMute) view.buttonAudio->setIcon(KIcon("kdenlive-show-audio"));
     else view.buttonAudio->setIcon(KIcon("kdenlive-hide-audio"));
+
+    if (!info.isLocked) view.buttonLock->setIcon(KIcon("kdenlive-unlock"));
+    else view.buttonLock->setIcon(KIcon("kdenlive-lock"));
+
     connect(view.buttonVideo, SIGNAL(clicked()), this, SLOT(switchVideo()));
     connect(view.buttonAudio, SIGNAL(clicked()), this, SLOT(switchAudio()));
+    connect(view.buttonLock, SIGNAL(clicked()), this, SLOT(switchLock()));
 
     m_contextMenu = new QMenu(this);
 
-    //TODO: implement add/remove track
-    QAction *insertAction = new QAction(i18n("Insert track"), this);
+    QAction *insertAction = new QAction(i18n("Insert Track"), this);
     m_contextMenu->addAction(insertAction);
     connect(insertAction, SIGNAL(triggered()), this, SLOT(slotAddTrack()));
 
-    QAction *removeAction = new QAction(KIcon("edit-delete"), i18n("Delete track"), this);
+    QAction *removeAction = new QAction(KIcon("edit-delete"), i18n("Delete Track"), this);
     m_contextMenu->addAction(removeAction);
     connect(removeAction, SIGNAL(triggered()), this, SLOT(slotDeleteTrack()));
+
+    QAction *changeAction = new QAction(i18n("Change Track Type"), this);
+    m_contextMenu->addAction(changeAction);
+    connect(changeAction, SIGNAL(triggered()), this, SLOT(slotChangeTrack()));
+}
+
+HeaderTrack::~HeaderTrack() {
+    if (m_contextMenu) delete m_contextMenu;
 }
 
 void HeaderTrack::switchVideo() {
@@ -81,6 +97,21 @@ void HeaderTrack::switchAudio() {
     emit switchTrackAudio(m_index);
 }
 
+void HeaderTrack::switchLock(bool emitSignal) {
+    if (view.buttonLock->isChecked()) {
+        view.buttonLock->setIcon(KIcon("kdenlive-lock"));
+    } else {
+        view.buttonLock->setIcon(KIcon("kdenlive-unlock"));
+    }
+    if (emitSignal) emit switchTrackLock(m_index);
+}
+
+
+void HeaderTrack::setLock(bool lock) {
+    view.buttonLock->setChecked(lock);
+    switchLock(false);
+}
+
 void HeaderTrack::slotDeleteTrack() {
     emit deleteTrack(m_index);
 }
@@ -89,6 +120,10 @@ void HeaderTrack::slotAddTrack() {
     emit insertTrack(m_index);
 }
 
+void HeaderTrack::slotChangeTrack() {
+    emit changeTrack(m_index);
+}
+
 // virtual
 void HeaderTrack::contextMenuEvent(QContextMenuEvent * event) {
     m_contextMenu->popup(event->globalPos());