change cursor on timeline ruler for better feedback

svn path=/branches/KDE4/; revision=2298

diff --git a/src/customruler.cpp b/src/customruler.cpp
index 461a58034cf4a09fceeba205971b6dcea24dd04e..79b9bb2a5242a78f6eed2e5d79103917302a1270 100644 (file)
--- a/src/customruler.cpp
+++ b/src/customruler.cpp
@@ -22,6 +22,7 @@
 
 #include <KDebug>
 #include <KIcon>
+#include <KCursor>
 #include <KGlobalSettings>
 
 #include "customruler.h"
@@ -93,6 +94,7 @@ CustomRuler::CustomRuler(Timecode tc, CustomTrackView *parent)
     connect(delGuide, SIGNAL(triggered()), m_view, SLOT(slotDeleteGuide()));
     QAction *editGuide = m_contextMenu->addAction(KIcon("document-new"), i18n("Edit Guide"));
     connect(editGuide, SIGNAL(triggered()), m_view, SLOT(slotEditGuide()));
+    setMouseTracking(true);
 }
 
 // virtual
@@ -115,19 +117,29 @@ void CustomRuler::mousePressEvent(QMouseEvent * event) {
 
 // virtual
 void CustomRuler::mouseMoveEvent(QMouseEvent * event) {
-    int pos = (int)((event->x() + offset()) / pixelPerMark() / FRAME_SIZE);
-    if (pos < 0) pos = 0;
-    if (m_moveCursor == RULER_CURSOR) {
-        m_view->setCursorPos(pos);
-        return;
-    } else if (m_moveCursor == RULER_START) m_zoneStart = pos;
-    else if (m_moveCursor == RULER_END) m_zoneEnd = pos;
-    else if (m_moveCursor == RULER_MIDDLE) {
-        int move = pos - (m_zoneStart + (m_zoneEnd - m_zoneStart) / 2);
-        m_zoneStart += move;
-        m_zoneEnd += move;
+    if (event->buttons() == Qt::LeftButton) {
+       int pos = (int)((event->x() + offset()) / pixelPerMark() / FRAME_SIZE);
+       if (pos < 0) pos = 0;
+       if (m_moveCursor == RULER_CURSOR) {
+           m_view->setCursorPos(pos);
+           return;
+       } else if (m_moveCursor == RULER_START) m_zoneStart = pos;
+       else if (m_moveCursor == RULER_END) m_zoneEnd = pos;
+       else if (m_moveCursor == RULER_MIDDLE) {
+           int move = pos - (m_zoneStart + (m_zoneEnd - m_zoneStart) / 2);
+           m_zoneStart += move;
+           m_zoneEnd += move;
+       }
+       update();
+    }
+    else {
+       int pos = (int)((event->x() + offset()));
+       if (event->y() <= 10) setCursor(Qt::ArrowCursor);
+       else if (qAbs(pos - m_zoneStart * pixelPerMark() * FRAME_SIZE) < 4) setCursor(KCursor("left_side", Qt::SizeHorCursor));
+       else if (qAbs(pos - m_zoneEnd * pixelPerMark() * FRAME_SIZE) < 4) setCursor(KCursor("right_side", Qt::SizeHorCursor));
+       else if (qAbs(pos - (m_zoneStart + (m_zoneEnd - m_zoneStart) / 2) * pixelPerMark() * FRAME_SIZE) < 4) setCursor(Qt::SizeHorCursor);
+       else setCursor(Qt::ArrowCursor);
     }
-    update();
 }