/**********************************************************************
** Copyright (C) 2000-2005 Trolltech AS.  All rights reserved.
**
** This file is part of Qt Designer.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
** licenses may use this file in accordance with the Qt Commercial License
** Agreement provided with the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
**   information about Qt Commercial License Agreements.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

#include "qplatformdefs.h"

// SCO OpenServer redefines raise -> kill
#if defined(raise)
# undef raise
#endif

#include "mainwindow.h"
#include "formwindow.h"

#include "designerapp.h"

#include <qtextstream.h>
#include <qobjectlist.h>
#include <qsettings.h>
#include <qsplashscreen.h>
#include <qdir.h>
#include <qtextcodec.h>
#include <qpaintdevicemetrics.h>

#include <stdlib.h>
#include <signal.h>

// SCO OpenServer redefines raise -> kill
#if defined(raise)
# undef raise
#endif

#if defined(Q_WS_WIN)
#include <qt_windows.h>
#include <process.h>
#endif

#if defined(Q_OS_UNIX)
#if defined(Q_C_CALLBACKS)
extern "C" {
#endif

  static void signalHandler(QT_SIGNAL_ARGS)
  {
    QFile f(QDir::homeDirPath() + "/.designerargs");
    f.open(IO_ReadOnly);
    QString args;
    f.readLine(args, f.size());
    QStringList lst = QStringList::split(" ", args);
    for (QStringList::Iterator it = lst.begin(); it != lst.end(); ++it) {
      QString arg = (*it).stripWhiteSpace();
      if (arg[0] != '-') {
        QObjectList *l = MainWindow::self->queryList("FormWindow");
        FormWindow *fw = (FormWindow *) l->first();
#if 0 // ### what's this dead code for?
        FormWindow *totop;
#endif
        bool haveit = FALSE;
        while (fw) {
          haveit = haveit || fw->fileName() == arg;
#if 0 // ### what's this dead code for?
          if (haveit)
            totop = fw;
#endif
          fw = (FormWindow *) l->next();
        }
        if (!haveit)
          MainWindow::self->openFormWindow(arg);
      }
    }
    MainWindow::self->raise();
    MainWindow::self->setActiveWindow();
  }

#if defined(Q_C_CALLBACKS)
}
#endif

#endif

#if defined(Q_C_CALLBACKS)
extern "C" {
#endif

  static void exitHandler(QT_SIGNAL_ARGS)
  {
    QDir d(QDir::homeDirPath());
    d.remove(".designerpid");
    exit(-1);
  }

#if defined(Q_C_CALLBACKS)
}
#endif

int main(int argc, char *argv[])
{
  QApplication::setColorSpec(QApplication::ManyColor);

  DesignerApplication a(argc, argv);

  DesignerApplication::setOverrideCursor(Qt::WaitCursor);

  bool creatPid = FALSE;
  if (a.argc() > 1) {
    QString arg1 = a.argv()[ 1 ];
    if (arg1 == "-client") {
      QFile pf(QDir::homeDirPath() + "/.designerpid");
      if (pf.exists() && pf.open(IO_ReadOnly)) {
        QString pidStr;
        pf.readLine(pidStr, pf.size());
        QFile f(QDir::homeDirPath() + "/.designerargs");
        f.open(IO_WriteOnly);
        QTextStream ts(&f);
        for (int i = 1; i < a.argc(); ++i)
          ts << a.argv()[ i ] << " ";
        ts << endl;
        f.close();
#if defined(Q_OS_UNIX)
        if (kill(pidStr.toInt(), SIGUSR1) == -1)
          creatPid = TRUE;
        else
          return 0;
#elif defined(Q_OS_WIN32)
        if (!GetProcessVersion(pidStr.toUInt())) {
          creatPid = TRUE;
        } else {
          if (a.winVersion() & Qt::WV_NT_based)
            SendMessage(HWND_BROADCAST, RegisterWindowMessage((TCHAR *)"QT_DESIGNER_OPEN_FILE"), 0, 0);
          else
            SendMessage(HWND_BROADCAST, RegisterWindowMessageA("QT_DESIGNER_OPEN_FILE"), 0, 0);
          return 0;
        }
#endif
      } else {
        creatPid = TRUE;
      }
    } else if (arg1 == "-debug_stderr") {
      extern bool debugToStderr; //outputwindow.cpp
      debugToStderr = TRUE;
    }
  }

  if (creatPid) {
    QFile pf(QDir::homeDirPath() + "/.designerpid");
    pf.open(IO_WriteOnly);
    QTextStream ts(&pf);
#if defined(Q_OS_UNIX)
    signal(SIGUSR1, signalHandler);
#endif
    ts << getpid() << endl;

    pf.close();
    signal(SIGABRT, exitHandler);
    signal(SIGFPE, exitHandler);
    signal(SIGILL, exitHandler);
    signal(SIGINT, exitHandler);
    signal(SIGSEGV, exitHandler);
    signal(SIGTERM, exitHandler);
  }

  extern void qInitImages_designercore();
  qInitImages_designercore();

  QSettings settings;
  settings.setPath("InfoSiAL", "AbanQ", QSettings::User);
  QFont appFont;
  QString keybase("AbanQ/");

#if defined (Q_OS_LINUX)
  QPaintDeviceMetrics pdm(QApplication::desktop());
  float relDpi;
  if (pdm.logicalDpiX() < pdm.logicalDpiY())
    relDpi = 78. / pdm.logicalDpiY();
  else
    relDpi = 78. / pdm.logicalDpiX();
  int pointSize = 10 * relDpi;
#else
  int pointSize = 10;
#endif

#if defined(Q_OS_WIN32)
  appFont.setFamily(settings.readEntry(keybase + "fuente/familia", "Tahoma"));
  pointSize = 8;
#else

#if defined(Q_OS_MACX)
  appFont.setFamily(settings.readEntry(keybase + "fuente/familia", "Lucida Grande"));
  pointSize = 10;
#else
  appFont.setFamily(settings.readEntry(keybase + "fuente/familia", "Sans"));
#endif

#endif

  appFont.setPointSize(settings.readNumEntry(keybase + "fuente/puntos", pointSize));
  appFont.setBold(settings.readBoolEntry(keybase + "fuente/negrita", false));
  appFont.setItalic(settings.readBoolEntry(keybase + "fuente/cursiva", false));
  appFont.setUnderline(settings.readBoolEntry(keybase + "fuente/subrayado", false));
  appFont.setStrikeOut(settings.readBoolEntry(keybase + "fuente/tachado", false));

  a.setFont(appFont);

#if defined(Q_OS_WIN32)
  a.setStyle(settings.readEntry(keybase + "estilo", "Bluecurve"));
#else
  a.setStyle(settings.readEntry(keybase + "estilo", "Plastik"));
#endif

  keybase = DesignerApplication::settingsKey();
  QSettings config;
  config.insertSearchPath(QSettings::Windows, "/Trolltech");
  QStringList pluginPaths = config.readListEntry(keybase + "PluginPaths");
  pluginPaths << QString(qApp->applicationDirPath() + "/../plugins");
  if (pluginPaths.count())
    QApplication::setLibraryPaths(pluginPaths);

  QSplashScreen *splash = a.showSplash();

  MainWindow *mw = new MainWindow(creatPid);
  a.setMainWidget(mw);
#if defined(QT_NON_COMMERCIAL)
  mw->setCaption("Qt Designer by Trolltech for non-commercial use");
#else
  mw->setCaption("Qt Designer by Trolltech");
#endif
  if (config.readBoolEntry(keybase + "Geometries/MainwindowMaximized", FALSE)) {
    int x = config.readNumEntry(keybase + "Geometries/MainwindowX", 0);
    int y = config.readNumEntry(keybase + "Geometries/MainwindowY", 0);
    mw->move(x, y);
    mw->showMaximized();
  } else {
    mw->show();
  }
  if (splash)
    splash->finish(mw);
  delete splash;

  QApplication::restoreOverrideCursor();
  for (int i = 1; i < a.argc(); ++i) {
    QString arg = a.argv()[ i ];
    if (arg[0] != '-')
      mw->fileOpen("", "", arg);
  }

  return a.exec();
}