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- /**
- * @file MessageWindow.cpp
- * @brief MessageWindow Implementation.
- * @see MessageWindow.h
- * @author Micha? Policht
- */
-
- #include <stdio.h>
- #include "MessageWindow.h"
- #include <QMessageBox>
- #include <QCoreApplication>
- #include <QMutexLocker>
-
- const char* MessageWindow::WINDOW_TITLE = "Message Window";
- MessageWindow* MessageWindow::MsgHandler = NULL;
-
- MessageWindow::MessageWindow(QWidget* parent, Qt::WFlags flags)
- : QDockWidget(parent, flags),
- msgTextEdit(this)
- {
- setWindowTitle(tr(WINDOW_TITLE));
- msgTextEdit.setReadOnly(true);
- setWidget(&msgTextEdit);
-
- MessageWindow::MsgHandler = this;
- }
-
- //static
- QString MessageWindow::QtMsgToQString(QtMsgType type, const char *msg)
- {
- switch (type) {
- case QtDebugMsg:
- return QLatin1String("Debug: ")+QLatin1String(msg);
- case QtWarningMsg:
- return QLatin1String("Warning: ")+QLatin1String(msg);
- case QtCriticalMsg:
- return QLatin1String("Critical: ")+QLatin1String(msg);
- case QtFatalMsg:
- return QLatin1String("Fatal: ")+QLatin1String(msg);
- default:
- return QLatin1String("Unrecognized message type: ")+QLatin1String(msg);
- }
- }
-
- //static
- void MessageWindow::AppendMsgWrapper(QtMsgType type, const char* msg)
- {
- static QMutex mutex;
- QMutexLocker locker(&mutex);
-
- if (MessageWindow::MsgHandler != NULL)
- return MessageWindow::MsgHandler->postMsgEvent(type, msg);
- else
- fprintf(stderr, "%s", MessageWindow::QtMsgToQString(type, msg).toLatin1().data());
- }
-
- void MessageWindow::customEvent(QEvent* event)
- {
- if (static_cast<MessageWindow::EventType>(event->type()) == MessageWindow::MessageEventType)
- msgTextEdit.append(dynamic_cast<MessageEvent* >(event)->msg);
- }
-
- void MessageWindow::postMsgEvent(QtMsgType type, const char* msg)
- {
- QString qmsg = MessageWindow::QtMsgToQString(type, msg);
- switch (type) {
- case QtDebugMsg:
- break;
- case QtWarningMsg:
- qmsg.prepend(QLatin1String("<FONT color=\"#FF0000\">"));
- qmsg.append(QLatin1String("</FONT>"));
- break;
- case QtCriticalMsg:
- if (QMessageBox::critical(this, QLatin1String("Critical Error"), qmsg,
- QMessageBox::Ignore,
- QMessageBox::Abort,
- QMessageBox::NoButton) == QMessageBox::Abort)
- abort(); // core dump
- qmsg.prepend(QLatin1String("<B><FONT color=\"#FF0000\">"));
- qmsg.append(QLatin1String("</FONT></B>"));
- break;
- case QtFatalMsg:
- QMessageBox::critical(this, QLatin1String("Fatal Error"), qmsg, QMessageBox::Ok, QMessageBox::NoButton, QMessageBox::NoButton);
- abort(); // deliberately core dump
- }
- //it's impossible to change GUI directly from thread other than the main thread
- //so post message encapsulated by MessageEvent to the main thread's event queue
- QCoreApplication::postEvent(this, new MessageEvent(qmsg));
- }
-
- MessageEvent::MessageEvent(QString & msg):
- QEvent(static_cast<QEvent::Type>(MessageWindow::MessageEventType))
- {
- this->msg = msg;
- }
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