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Fixed: workaround for OVQT mouse wheel on Windows and Mac

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rti 2010-12-14 18:13:53 +01:00
parent e316e95579
commit 6f388b05a6
2 changed files with 37 additions and 0 deletions
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33
code/nel/tools/3d/object_viewer_qt/src/graphics_viewport.cpp
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@ -116,6 +116,39 @@ void CGraphicsViewport::resizeEvent(QResizeEvent *resizeEvent)
Modules::objView().setSizeViewport(resizeEvent->size().width(), resizeEvent->size().height()); Modules::objView().setSizeViewport(resizeEvent->size().width(), resizeEvent->size().height());
} }
#if defined(NL_OS_WINDOWS) || defined(NL_OS_MAC)
// Qt does not provide wheel events through winEvent() and macEvent() (but it
// does through x11Event(), which is inconsistent...)
// Workaround is to handle wheel events like implemented below.
//
// TODO: this is not a clean solution, because all but wheel events are
// handled using winEvent(), x11Event(), macEvent(). But this seems to be a
// limitation of current (4.7.1) Qt versions. (see e.g. qapplication_mac.mm)
void CGraphicsViewport::wheelEvent(QWheelEvent *event)
{
// Get relative positions.
float fX = 1.0f - (float)event->pos().x() / this->width();
float fY = 1.0f - (float)event->pos().y() / this->height();
// Get the buttons currently pressed.
uint32 buttons = NLMISC::noButton;
if(event->buttons() & Qt::LeftButton) buttons |= NLMISC::leftButton;
if(event->buttons() & Qt::RightButton) buttons |= NLMISC::rightButton;
if(event->buttons() & Qt::MidButton) buttons |= NLMISC::middleButton;
if(event->modifiers() & Qt::ControlModifier) buttons |= NLMISC::ctrlButton;
if(event->modifiers() & Qt::ShiftModifier) buttons |= NLMISC::shiftButton;
if(event->modifiers() & Qt::AltModifier) buttons |= NLMISC::altButton;
if(event->delta() > 0)
Modules::objView().getDriver()->EventServer.postEvent(
new NLMISC::CEventMouseWheel(-fX, fY, (NLMISC::TMouseButton)buttons, true, NULL));
else
Modules::objView().getDriver()->EventServer.postEvent(
new NLMISC::CEventMouseWheel(-fX, fY, (NLMISC::TMouseButton)buttons, false, NULL));
}
#endif // defined(NL_OS_WINDOWS) || defined(NL_OS_MAC)
#if defined(NL_OS_WINDOWS) #if defined(NL_OS_WINDOWS)
typedef bool (*winProc)(NL3D::IDriver *driver, HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam); typedef bool (*winProc)(NL3D::IDriver *driver, HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);

4
code/nel/tools/3d/object_viewer_qt/src/graphics_viewport.h
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@ -80,6 +80,10 @@ private Q_SLOTS:
protected: protected:
virtual void resizeEvent(QResizeEvent *resizeEvent); virtual void resizeEvent(QResizeEvent *resizeEvent);
#if defined(NL_OS_WINDOWS) || defined(NL_OS_MAC)
virtual void wheelEvent(QWheelEvent *event);
#endif
#if defined(NL_OS_WINDOWS) #if defined(NL_OS_WINDOWS)
virtual bool winEvent(MSG *message, long *result); virtual bool winEvent(MSG *message, long *result);
#elif defined(NL_OS_MAC) #elif defined(NL_OS_MAC)