cdialog.cpp

Gambas is a graphical development environment based on a Basic interpreter, like Visual Basic. It us

/***************************************************************************

  CDialog.cpp

  The ListBox class

  (c) 2000-2003 Beno顃 Minisini <[e-mail]>

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 1, or (at your option)
  any later version.

  This program 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 General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

***************************************************************************/

#define __CDIALOG_CPP

#include <qcolor.h>
#include <qapplication.h>
#include <qfiledialog.h>
#include <qcolordialog.h>
#include <qfontdialog.h>

#include "gambas.h"
#include "CColor.h"
#include "CFont.h"

#include "CDialog.h"


static QString dialog_title;
static GB_ARRAY dialog_filter = NULL;
static QString dialog_path;
static QFont dialog_font;

static unsigned long dialog_color = 0;


static QString get_filter(void)
{
  QString s;
  int i;

  if (dialog_filter)
  {
    for (i = 0; i < GB.Array.Count(dialog_filter); i++)
    {
      if (i)
        s += ";;";
      s += TO_QSTRING(*((char **)GB.Array.Get(dialog_filter, i)));
    }
  }

  return s;
}


BEGIN_METHOD_VOID(CDIALOG_init)

END_METHOD


BEGIN_METHOD_VOID(CDIALOG_exit)

  GB.StoreObject(NULL, (void **)&dialog_filter);

END_METHOD


BEGIN_PROPERTY(CDIALOG_title)

  if (READ_PROPERTY)
    GB.ReturnNewZeroString(TO_UTF8(dialog_title));
  else
    dialog_title = QSTRING_PROP();

END_PROPERTY


BEGIN_PROPERTY(CDIALOG_filter)

  if (READ_PROPERTY)
    GB.ReturnObject(dialog_filter);
  else
    GB.StoreObject(PROP(GB_OBJECT), (void **)&dialog_filter);

END_PROPERTY


BEGIN_PROPERTY(CDIALOG_path)

  if (READ_PROPERTY)
    GB.ReturnNewZeroString(TO_UTF8(dialog_path));
  else
    dialog_path = QSTRING_PROP();

END_PROPERTY


BEGIN_PROPERTY(CDIALOG_font)

  if (READ_PROPERTY)
    GB.ReturnObject(CFONT_create(dialog_font));
  else
  {
    if (GB.CheckObject(VPROP(GB_OBJECT)))
      return;

    dialog_font = *(((CFONT *)VPROP(GB_OBJECT))->font);
  }

END_PROPERTY


BEGIN_PROPERTY(CDIALOG_color)

  if (READ_PROPERTY)
    GB.ReturnInteger((long)dialog_color);
  else
    dialog_color = VPROP(GB_INTEGER);

END_PROPERTY


BEGIN_METHOD_VOID(CDIALOG_open_file)

  QString file;

  file = QFileDialog::getOpenFileName(dialog_path, get_filter(), qApp->activeWindow(), 0, dialog_title);

  if (file.isNull())
    GB.ReturnBoolean(true);
  else
  {
    dialog_path = file;
    GB.ReturnBoolean(false);
  }

  dialog_title = QString::null;

END_METHOD


BEGIN_METHOD_VOID(CDIALOG_save_file)

  QString file;

  file = QFileDialog::getSaveFileName(dialog_path, get_filter(), qApp->activeWindow(), 0, dialog_title);

  if (file.isNull())
    GB.ReturnBoolean(true);
  else
  {
    dialog_path = file;
    GB.ReturnBoolean(false);
  }
  
  dialog_title = QString::null;

END_METHOD


BEGIN_METHOD_VOID(CDIALOG_get_directory)

  QString file;

  file = QFileDialog::getExistingDirectory(dialog_path, qApp->activeWindow(), 0, dialog_title);

  if (file.isNull())
    GB.ReturnBoolean(true);
  else
  {
    dialog_path = file;
    GB.ReturnBoolean(false);
  }

  dialog_title = QString::null;

END_METHOD


BEGIN_METHOD_VOID(CDIALOG_get_color)

  QColor color;

  color = QColorDialog::getColor(dialog_color, qApp->activeWindow());

  if (!color.isValid())
    GB.ReturnBoolean(true);
  else
  {
    dialog_color = color.rgb() & 0xFFFFFF;
    GB.ReturnBoolean(false);
  }

END_METHOD


BEGIN_METHOD_VOID(CDIALOG_select_font)

  QFont qfont;
  bool ok;
  int dpiX, dpiY;

  qfont = dialog_font;
  //qDebug("AVANT: %g --> %g", qfont.pointSizeFloat(), SIZE_REAL_TO_VIRTUAL(qfont.pointSizeFloat()));
  qfont.setPointSizeFloat(SIZE_REAL_TO_VIRTUAL(qfont.pointSizeFloat()));
  
  dpiX = QPaintDevice::x11AppDpiX();
  dpiY = QPaintDevice::x11AppDpiY();
  QPaintDevice::x11SetAppDpiX(CFONT_dpi);
  QPaintDevice::x11SetAppDpiY(CFONT_dpi);
  
  qfont = QFontDialog::getFont(&ok, qfont, qApp->activeWindow());

  QPaintDevice::x11SetAppDpiX(dpiX);
  QPaintDevice::x11SetAppDpiY(dpiY);
  
  //qDebug("APRES: %g --> %g", qfont.pointSizeFloat(), SIZE_VIRTUAL_TO_REAL(qfont.pointSizeFloat()));
  qfont.setPointSizeFloat(SIZE_VIRTUAL_TO_REAL(qfont.pointSizeFloat()));
  
  if (!ok)
    GB.ReturnBoolean(true);
  else
  {
    dialog_font = qfont;
    GB.ReturnBoolean(false);
  }

END_METHOD


GB_DESC CDialogDesc[] =
{
  GB_DECLARE("Dialog", 0), GB_VIRTUAL_CLASS(),

  GB_STATIC_METHOD("_init", NULL, CDIALOG_init, NULL),
  GB_STATIC_METHOD("_exit", NULL, CDIALOG_exit, NULL),

  GB_STATIC_METHOD("OpenFile", "b", CDIALOG_open_file, NULL),
  GB_STATIC_METHOD("SaveFile", "b", CDIALOG_save_file, NULL),
  GB_STATIC_METHOD("SelectDirectory", "b", CDIALOG_get_directory, NULL),
  GB_STATIC_METHOD("SelectColor", "b", CDIALOG_get_color, NULL),
  GB_STATIC_METHOD("SelectFont", "b", CDIALOG_select_font, NULL),

  GB_STATIC_PROPERTY("Title", "s", CDIALOG_title),
  GB_STATIC_PROPERTY("Path", "s", CDIALOG_path),
  GB_STATIC_PROPERTY("Filter", "String[]", CDIALOG_filter),
  GB_STATIC_PROPERTY("Color", "i", CDIALOG_color),
  GB_STATIC_PROPERTY("Font", "Font", CDIALOG_font),

  GB_END_DECLARE
};