I have a compilation error on my Slackware 13.0, with Qt 4.5. Maybe guitar-chord-editor need Qt 4.6?



In file included from MainWindow.cpp:13:
ChordItem.hh:4:27: error: QGraphicsObject: No such file or directory
In file included from MainWindow.cpp:13:
ChordItem.hh:13: error: expected class-name before ‘{’ token
In file included from MainWindow.cpp:16:
Neck.hh:9: error: expected class-name before ‘{’ token
MainWindow.cpp: In constructor ‘MainWindow::MainWindow(QWidget*)’:
MainWindow.cpp:30: error: ‘class Neck’ has no member named ‘setPos’
MainWindow.cpp:31: error: no matching function for call to ‘QGraphicsScene::addItem(Neck*&)’
/usr/lib/qt/include/QtGui/qgraphicsscene.h:175: note: candidates are: void QGraphicsScene::addItem(QGraphicsItem*)
MainWindow.cpp:52: error: ‘fromTheme’ is not a member of ‘QIcon’
MainWindow.cpp:53: error: ‘fromTheme’ is not a member of ‘QIcon’
MainWindow.cpp:54: error: ‘fromTheme’ is not a member of ‘QIcon’
MainWindow.cpp:55: error: ‘fromTheme’ is not a member of ‘QIcon’
MainWindow.cpp:56: error: ‘fromTheme’ is not a member of ‘QIcon’
MainWindow.cpp:57: error: ‘fromTheme’ is not a member of ‘QIcon’
MainWindow.cpp:58: error: ‘fromTheme’ is not a member of ‘QIcon’
MainWindow.cpp:59: error: ‘fromTheme’ is not a member of ‘QIcon’
MainWindow.cpp: In member function ‘void MainWindow::showChordItem(Chord*)’:
MainWindow.cpp:406: error: no matching function for call to ‘QGraphicsScene::addItem(ChordItem*&)’
/usr/lib/qt/include/QtGui/qgraphicsscene.h:175: note: candidates are: void QGraphicsScene::addItem(QGraphicsItem*)
MainWindow.cpp:409: error: no matching function for call to ‘MainWindow::connect(ChordItem*&, const char [38], View*&, const char [23])’
/usr/lib/qt/include/QtCore/qobject.h:202: note: candidates are: static bool QObject::connect(const QObject*, const char*, const QObject*, const char*, Qt::ConnectionType)
/usr/lib/qt/include/QtCore/qobject.h:307: note: bool QObject::connect(const QObject*, const char*, const char*, Qt::ConnectionType) const
make: *** [.build/MainWindow.o] Error 1

Indeed, 4.6 is required. QGraphicsObject is a class that appeared with 4.6.