349 lines
10 KiB
C++
349 lines
10 KiB
C++
/***************************************************************************
|
|
* Copyright (c) 2015 Werner Mayer <wmayer[at]users.sourceforge.net> *
|
|
* *
|
|
* 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 <sstream>
|
|
# include <QAbstractSpinBox>
|
|
# include <QByteArray>
|
|
# include <QComboBox>
|
|
# include <QDataStream>
|
|
# include <QFileInfo>
|
|
# include <QFileOpenEvent>
|
|
# include <QKeyEvent>
|
|
# include <QSessionManager>
|
|
# include <QTimer>
|
|
#endif
|
|
|
|
#include <QLocalServer>
|
|
#include <QLocalSocket>
|
|
|
|
#if defined(Q_OS_UNIX)
|
|
# include <sys/types.h>
|
|
# include <ctime>
|
|
# include <unistd.h>
|
|
#endif
|
|
|
|
#include <App/Application.h>
|
|
#include <Base/Console.h>
|
|
#include <Base/Exception.h>
|
|
|
|
#include "GuiApplication.h"
|
|
#include "Application.h"
|
|
#include "MainWindow.h"
|
|
#include "SpaceballEvent.h"
|
|
|
|
|
|
using namespace Gui;
|
|
|
|
GUIApplication::GUIApplication(int & argc, char ** argv)
|
|
: GUIApplicationNativeEventAware(argc, argv)
|
|
{
|
|
connect(this, SIGNAL(commitDataRequest(QSessionManager &)),
|
|
SLOT(commitData(QSessionManager &)), Qt::DirectConnection);
|
|
setFallbackSessionManagementEnabled(false);
|
|
}
|
|
|
|
GUIApplication::~GUIApplication()
|
|
{
|
|
}
|
|
|
|
bool GUIApplication::notify (QObject * receiver, QEvent * event)
|
|
{
|
|
if (!receiver) {
|
|
Base::Console().Log("GUIApplication::notify: Unexpected null receiver, event type: %d\n",
|
|
(int)event->type());
|
|
return false;
|
|
}
|
|
try {
|
|
if (event->type() == Spaceball::ButtonEvent::ButtonEventType ||
|
|
event->type() == Spaceball::MotionEvent::MotionEventType)
|
|
return processSpaceballEvent(receiver, event);
|
|
else
|
|
return QApplication::notify(receiver, event);
|
|
}
|
|
catch (const Base::SystemExitException &e) {
|
|
caughtException.reset(new Base::SystemExitException(e));
|
|
qApp->exit(e.getExitCode());
|
|
return true;
|
|
}
|
|
catch (const Base::Exception& e) {
|
|
Base::Console().Error("Unhandled Base::Exception caught in GUIApplication::notify.\n"
|
|
"The error message is: %s\n", e.what());
|
|
}
|
|
catch (const std::exception& e) {
|
|
Base::Console().Error("Unhandled std::exception caught in GUIApplication::notify.\n"
|
|
"The error message is: %s\n", e.what());
|
|
}
|
|
catch (...) {
|
|
Base::Console().Error("Unhandled unknown exception caught in GUIApplication::notify.\n");
|
|
}
|
|
|
|
// Print some more information to the log file (if active) to ease bug fixing
|
|
try {
|
|
std::stringstream dump;
|
|
dump << "The event type " << (int)event->type() << " was sent to "
|
|
<< receiver->metaObject()->className() << "\n";
|
|
dump << "Object tree:\n";
|
|
if (receiver->isWidgetType()) {
|
|
QWidget* w = qobject_cast<QWidget*>(receiver);
|
|
while (w) {
|
|
dump << "\t";
|
|
dump << w->metaObject()->className();
|
|
QString name = w->objectName();
|
|
if (!name.isEmpty())
|
|
dump << " (" << (const char*)name.toUtf8() << ")";
|
|
w = w->parentWidget();
|
|
if (w)
|
|
dump << " is child of\n";
|
|
}
|
|
std::string str = dump.str();
|
|
Base::Console().Log("%s",str.c_str());
|
|
}
|
|
}
|
|
catch (...) {
|
|
Base::Console().Log("Invalid recipient and/or event in GUIApplication::notify\n");
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void GUIApplication::commitData(QSessionManager &manager)
|
|
{
|
|
if (manager.allowsInteraction()) {
|
|
if (!Gui::getMainWindow()->close()) {
|
|
// cancel the shutdown
|
|
manager.release();
|
|
manager.cancel();
|
|
}
|
|
}
|
|
else {
|
|
// no user interaction allowed, thus close all documents and
|
|
// the main window
|
|
App::GetApplication().closeAllDocuments();
|
|
Gui::getMainWindow()->close();
|
|
}
|
|
}
|
|
|
|
bool GUIApplication::event(QEvent * ev)
|
|
{
|
|
if (ev->type() == QEvent::FileOpen) {
|
|
QString file = static_cast<QFileOpenEvent*>(ev)->file();
|
|
QFileInfo fi(file);
|
|
if (fi.suffix().toLower() == QLatin1String("fcstd")) {
|
|
QByteArray fn = file.toUtf8();
|
|
Application::Instance->open(fn, "FreeCAD");
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return GUIApplicationNativeEventAware::event(ev);
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
class GUISingleApplication::Private {
|
|
public:
|
|
Private(GUISingleApplication *q_ptr)
|
|
: q_ptr(q_ptr)
|
|
, timer(new QTimer(q_ptr))
|
|
, server(nullptr)
|
|
, running(false)
|
|
{
|
|
timer->setSingleShot(true);
|
|
std::string exeName = App::Application::getExecutableName();
|
|
serverName = QString::fromStdString(exeName);
|
|
}
|
|
|
|
~Private()
|
|
{
|
|
if (server)
|
|
server->close();
|
|
delete server;
|
|
}
|
|
|
|
void setupConnection()
|
|
{
|
|
QLocalSocket socket;
|
|
socket.connectToServer(serverName);
|
|
if (socket.waitForConnected(1000)) {
|
|
this->running = true;
|
|
}
|
|
else {
|
|
startServer();
|
|
}
|
|
}
|
|
|
|
void startServer()
|
|
{
|
|
// Start a QLocalServer to listen for connections
|
|
server = new QLocalServer();
|
|
QObject::connect(server, SIGNAL(newConnection()),
|
|
q_ptr, SLOT(receiveConnection()));
|
|
// first attempt
|
|
if (!server->listen(serverName)) {
|
|
if (server->serverError() == QAbstractSocket::AddressInUseError) {
|
|
// second attempt
|
|
server->removeServer(serverName);
|
|
server->listen(serverName);
|
|
}
|
|
}
|
|
if (server->isListening()) {
|
|
Base::Console().Log("Local server '%s' started\n", qPrintable(serverName));
|
|
}
|
|
else {
|
|
Base::Console().Log("Local server '%s' failed to start\n", qPrintable(serverName));
|
|
}
|
|
}
|
|
|
|
GUISingleApplication *q_ptr;
|
|
QTimer *timer;
|
|
QLocalServer *server;
|
|
QString serverName;
|
|
QList<QByteArray> messages;
|
|
bool running;
|
|
};
|
|
|
|
GUISingleApplication::GUISingleApplication(int & argc, char ** argv)
|
|
: GUIApplication(argc, argv),
|
|
d_ptr(new Private(this))
|
|
{
|
|
d_ptr->setupConnection();
|
|
connect(d_ptr->timer, SIGNAL(timeout()), this, SLOT(processMessages()));
|
|
}
|
|
|
|
GUISingleApplication::~GUISingleApplication()
|
|
{
|
|
}
|
|
|
|
bool GUISingleApplication::isRunning() const
|
|
{
|
|
return d_ptr->running;
|
|
}
|
|
|
|
bool GUISingleApplication::sendMessage(const QByteArray &message, int timeout)
|
|
{
|
|
QLocalSocket socket;
|
|
bool connected = false;
|
|
for(int i = 0; i < 2; i++) {
|
|
socket.connectToServer(d_ptr->serverName);
|
|
connected = socket.waitForConnected(timeout/2);
|
|
if (connected || i > 0)
|
|
break;
|
|
int ms = 250;
|
|
#if defined(Q_OS_WIN)
|
|
Sleep(DWORD(ms));
|
|
#else
|
|
usleep(ms*1000);
|
|
#endif
|
|
}
|
|
if (!connected)
|
|
return false;
|
|
|
|
QDataStream ds(&socket);
|
|
ds << message;
|
|
socket.waitForBytesWritten(timeout);
|
|
return true;
|
|
}
|
|
|
|
void GUISingleApplication::receiveConnection()
|
|
{
|
|
QLocalSocket *socket = d_ptr->server->nextPendingConnection();
|
|
if (!socket)
|
|
return;
|
|
|
|
connect(socket, SIGNAL(disconnected()),
|
|
socket, SLOT(deleteLater()));
|
|
if (socket->waitForReadyRead()) {
|
|
QDataStream in(socket);
|
|
if (!in.atEnd()) {
|
|
d_ptr->timer->stop();
|
|
QByteArray message;
|
|
in >> message;
|
|
Base::Console().Log("Received message: %s\n", message.constData());
|
|
d_ptr->messages.push_back(message);
|
|
d_ptr->timer->start(1000);
|
|
}
|
|
}
|
|
|
|
socket->disconnectFromServer();
|
|
}
|
|
|
|
void GUISingleApplication::processMessages()
|
|
{
|
|
QList<QByteArray> msg = d_ptr->messages;
|
|
d_ptr->messages.clear();
|
|
Q_EMIT messageReceived(msg);
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
WheelEventFilter::WheelEventFilter(QObject* parent)
|
|
: QObject(parent)
|
|
{
|
|
}
|
|
|
|
bool WheelEventFilter::eventFilter(QObject* obj, QEvent* ev)
|
|
{
|
|
if (qobject_cast<QComboBox*>(obj) && ev->type() == QEvent::Wheel)
|
|
return true;
|
|
QAbstractSpinBox* sb = qobject_cast<QAbstractSpinBox*>(obj);
|
|
if (sb) {
|
|
if (ev->type() == QEvent::Show) {
|
|
sb->setFocusPolicy(Qt::StrongFocus);
|
|
}
|
|
else if (ev->type() == QEvent::Wheel) {
|
|
return !sb->hasFocus();
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
KeyboardFilter::KeyboardFilter(QObject* parent)
|
|
: QObject(parent)
|
|
{
|
|
}
|
|
|
|
bool KeyboardFilter::eventFilter(QObject* obj, QEvent* ev)
|
|
{
|
|
if (ev->type() == QEvent::KeyPress || ev->type() == QEvent::KeyRelease) {
|
|
QKeyEvent *kev = static_cast<QKeyEvent *>(ev);
|
|
Qt::KeyboardModifiers mod = kev->modifiers();
|
|
int key = kev->key();
|
|
if ((mod & Qt::KeypadModifier) && (key == Qt::Key_Period || key == Qt::Key_Comma))
|
|
{
|
|
QChar dp = QLocale().decimalPoint();
|
|
if (key != dp) {
|
|
QKeyEvent modifiedKeyEvent(kev->type(), dp.digitValue(), mod, QString(dp), kev->isAutoRepeat(), kev->count());
|
|
qApp->sendEvent(obj, &modifiedKeyEvent);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
#include "moc_GuiApplication.cpp"
|