vsViewer/main.cpp at master · Selur/vsViewer · GitHub

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#include "main_window.h"

#include "common-src/log/vs_editor_log.h"
#include "common-src/settings/settings_manager.h"
#include "common-src/version_info.h"
#include "common-src/win32_console.h"

#include <QApplication>

#include <iostream>

Q_DECLARE_OPAQUE_POINTER(const VSFrame *)
Q_DECLARE_OPAQUE_POINTER(VSNode *)

MainWindow *pMainWindow = nullptr;

#if defined(Q_OS_WIN)
AttachedConsole *pConsole = nullptr;

void toggleAttachedConsole()
{
  if (pConsole->visible())
    pConsole->hide();
  else
    pConsole->show();
}
#endif

void handleQtMessage(QtMsgType a_type, const QMessageLogContext &a_context, const QString &a_message)
{
  QString prefix = "Qt debug";
  QString style = LOG_STYLE_DEFAULT;

  switch (a_type) {
    case QtDebugMsg:
      prefix = "Qt debug";
      style = LOG_STYLE_QT_DEBUG;
      break;
    case QtInfoMsg:
      prefix = "Qt info";
      style = LOG_STYLE_QT_INFO;
      break;
    case QtWarningMsg:
      prefix = "Qt warning";
      style = LOG_STYLE_QT_WARNING;
      break;
    case QtCriticalMsg:
      prefix = "Qt critical";
      style = LOG_STYLE_QT_CRITICAL;
      break;
    case QtFatalMsg:
      prefix = "Qt fatal";
      style = LOG_STYLE_QT_FATAL;
      break;
    default:
      Q_ASSERT(false);
  }

  QString fullMessage = QString("%1: %2").arg(prefix).arg(a_message);

  QString fileString(a_context.file);
  QString lineString = QString::number(a_context.line);
  QString functionString(a_context.function);

  QString lineInfo = QString("\n(%1:%2").arg(fileString).arg(lineString);
  if (!functionString.isEmpty()) lineInfo += QString(", %1").arg(functionString);
  lineInfo += QString(")");
  if (!fileString.isEmpty()) fullMessage += lineInfo;

  pMainWindow->slotWriteLogMessage(fullMessage, style);

  if (a_type == QtFatalMsg) abort();
}

int main(int argc, char *argv[])
{
  if (argc > 1) {
    if (strcmp(argv[1], "-v") == 0 || strcmp(argv[1], "--version") == 0) {
      print_version();
      return 0;
    }
  }

#if defined(Q_OS_WIN)
  pConsole = new AttachedConsole();
  print_version();
  std::cerr << "Do not close this window unless you are ready to quit!" << std::endl;
#endif

  QApplication::setAttribute(Qt::AA_DontUseNativeMenuBar);
  QGuiApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::Floor);
  QApplication application(argc, argv);

  SettingsManager *settings = new SettingsManager(qApp);

  vsedit::disableFontKerning(qApp);

  // Make text in message box selectable
  application.setStyleSheet(
    "QToolTip { font-kerning: none; }"
    "QMessageBox { messagebox-text-interaction-flags: 5; }"
    "QLabel { padding: 0px; }");

  qRegisterMetaType<const VSFrame *>("const VSFrame *");
  qRegisterMetaType<VSNode *>("VSNode *");

  pMainWindow = new MainWindow(settings);
  qInstallMessageHandler(handleQtMessage);
#if defined(Q_OS_WIN)
  QObject::connect(pMainWindow, &MainWindow::signalToggleAttachedConsole, toggleAttachedConsole);
#endif
  pMainWindow->show();
  int exitCode = application.exec();
  delete pMainWindow;
  delete settings;
#if defined(Q_OS_WIN)
  if (pConsole) {
    pConsole->destroy();
    delete pConsole;
  }
#endif
  return exitCode;
}