151 lines
5.3 KiB
C++
151 lines
5.3 KiB
C++
/***************************************************************************
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* Copyright (c) 2018 Torsten Sadowski <tsadowski[at]gmx.net> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#include <FCConfig.h>
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#include "SpaceballEvent.h"
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#include <QMainWindow>
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#include "GuiNativeEventLinuxX11.h"
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#include "GuiApplicationNativeEventAware.h"
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#include <Base/Console.h>
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#include <QX11Info>
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#include <spnav.h>
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#include "GuiRawInputEventFilter.h"
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#undef Bool
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#undef CursorShape
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#undef Expose
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#undef KeyPress
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#undef KeyRelease
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#undef FocusIn
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#undef FocusOut
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#undef FontChange
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#undef None
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#undef Status
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#undef Unsorted
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#undef False
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#undef True
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#undef Complex
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Gui::GuiNativeEvent::GuiNativeEvent(Gui::GUIApplicationNativeEventAware* app)
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: GuiAbstractNativeEvent(app)
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{}
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Gui::GuiNativeEvent::~GuiNativeEvent()
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{
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if (spnav_close()) {
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Base::Console().log("Couldn't disconnect from spacenav daemon\n");
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}
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else {
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Base::Console().log("Disconnected from spacenav daemon\n");
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}
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}
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void Gui::GuiNativeEvent::initSpaceball(QMainWindow* window)
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{
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if (!QX11Info::isPlatformX11()) {
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Base::Console().log("Application is not running on X11\n");
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return;
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}
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if (spnav_x11_open(QX11Info::display(), window->winId()) == -1) {
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Base::Console()
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.log("Couldn't connect to spacenav daemon on X11. Please ignore if you don't have a spacemouse.\n");
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}
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else {
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Base::Console().log("Connected to spacenav daemon on X11\n");
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mainApp->setSpaceballPresent(true);
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mainApp->installNativeEventFilter(new Gui::RawInputEventFilter(&xcbEventFilter));
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}
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}
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bool Gui::GuiNativeEvent::xcbEventFilter(void* xcb_void, long* result)
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{
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Q_UNUSED(result);
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auto inst(dynamic_cast<Gui::GUIApplicationNativeEventAware*>(QApplication::instance()));
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if (!inst) {
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return false;
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}
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spnav_event navEvent;
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const xcb_client_message_event_t* xcb_ev = static_cast<const xcb_client_message_event_t*>(xcb_void);
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// Qt4 used XEvents in native event filters, but Qt5 changed to XCB. The
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// SpaceNavigator API only works with XEvent, so we need to construct a
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// temporary XEvent with just enough information for spnav_x11_event()
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if ((xcb_ev->response_type & 0x7F) == XCB_CLIENT_MESSAGE) {
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XClientMessageEvent xev;
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xev.type = ClientMessage;
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xev.message_type = xcb_ev->type;
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memcpy(xev.data.b, xcb_ev->data.data8, sizeof(xev.data.b));
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xev.serial = 0; // These are just to squash warnings...
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xev.send_event = 0;
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xev.display = 0;
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xev.window = 0;
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xev.format = 0;
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if (!spnav_x11_event(reinterpret_cast<XEvent*>(&xev), &navEvent)) {
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return false;
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}
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}
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else {
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return false;
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}
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// navEvent is now initialised
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switch (navEvent.type) {
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case SPNAV_EVENT_MOTION: {
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motionDataArray[0] = -navEvent.motion.x;
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motionDataArray[1] = -navEvent.motion.z;
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motionDataArray[2] = -navEvent.motion.y;
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motionDataArray[3] = -navEvent.motion.rx;
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motionDataArray[4] = -navEvent.motion.rz;
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motionDataArray[5] = -navEvent.motion.ry;
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inst->postMotionEvent(motionDataArray);
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return true;
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}
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case SPNAV_EVENT_BUTTON: {
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auto buttonEvent(new Spaceball::ButtonEvent());
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buttonEvent->setButtonNumber(navEvent.button.bnum);
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if (navEvent.button.press) {
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buttonEvent->setButtonStatus(Spaceball::BUTTON_PRESSED);
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}
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else {
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buttonEvent->setButtonStatus(Spaceball::BUTTON_RELEASED);
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}
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inst->postButtonEvent(navEvent.button.bnum, navEvent.button.press);
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return true;
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}
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default:
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Base::Console().log("Unknown spaceball event\n");
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return true;
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} // end switch (navEvent.type) {
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}
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#include "3Dconnexion/moc_GuiNativeEventLinuxX11.cpp"
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