Files
create/src/Mod/TechDraw/Gui/TechDrawHandler.cpp
2024-05-14 10:55:41 +02:00

131 lines
4.3 KiB
C++

/***************************************************************************
* Copyright (c) 2024 Pierre-Louis Boyer <development@ondsel.com> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
#include <cmath>
#include <QGuiApplication>
#include <QPainter>
#include <QKeyEvent>
#include <QMouseEvent>
#include <QTimer>
#include <Inventor/events/SoKeyboardEvent.h>
#endif // #ifndef _PreComp_
#include <Base/Console.h>
#include <Base/Exception.h>
#include <Gui/Application.h>
#include <Gui/CommandT.h>
#include <Gui/MainWindow.h>
#include <Gui/View3DInventor.h>
#include <Gui/View3DInventorViewer.h>
#include "MDIViewPage.h"
#include "QGVPage.h"
#include "TechDrawHandler.h"
using namespace TechDrawGui;
/**************************** TechDrawHandler *******************************************/
TechDrawHandler::TechDrawHandler() : Gui::ToolHandler(), viewPage(nullptr)
{}
TechDrawHandler::~TechDrawHandler()
{}
void TechDrawHandler::activate(QGVPage* vp)
{
auto* mdi = dynamic_cast<MDIViewPage*>(Gui::getMainWindow()->activeWindow());
if (!mdi) {
return;
}
mdi->enableContextualMenu(false);
viewPage = vp;
if (!Gui::ToolHandler::activate()) {
viewPage->deactivateHandler();
}
}
void TechDrawHandler::deactivate()
{
Gui::ToolHandler::deactivate();
// The context menu event of MDIViewPage comes after the tool is deactivated.
// So to prevent the menu from appearing when the tool is cleared by right mouse click
// we set a small timer.
QTimer::singleShot(100, []() { // 100 milliseconds delay
auto* mdi = dynamic_cast<MDIViewPage*>(Gui::getMainWindow()->activeWindow());
if (!mdi) {
return;
}
mdi->enableContextualMenu(true);
});
}
void TechDrawHandler::keyReleaseEvent(QKeyEvent* event)
{
// the default behaviour is to quit - specific handler categories may
// override this behaviour, for example to implement a continuous mode
if (event->key() == Qt::Key_Escape) {
quit();
event->accept();
}
}
void TechDrawHandler::mouseReleaseEvent(QMouseEvent* event)
{
// the default behaviour is to quit - specific handler categories may
// override this behaviour, for example to implement a continuous mode
if (event->button() == Qt::RightButton) {
quit();
event->accept();
}
}
void TechDrawHandler::quit()
{
viewPage->deactivateHandler();
}
QWidget* TechDrawHandler::getCursorWidget()
{
return viewPage;
}
void TechDrawHandler::setWidgetCursor(QCursor cursor)
{
if (viewPage) {
viewPage->setCursor(cursor);
viewPage->viewport()->setCursor(cursor);
}
}
TechDraw::DrawPage* TechDrawHandler::getPage()
{
return viewPage->getDrawPage();
}