src/msw/fontdlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        fontdlg.cpp
   3 // Purpose:     wxFontDialog class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "fontdlg.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/defs.h"
  33     #include "wx/utils.h"
  34     #include "wx/dialog.h"
  35 #endif
  36
  37 #include "wx/fontdlg.h"
  38
  39 #if !defined(__WIN32__) || defined(__SALFORDC__) || defined(__WXWINE__)
  40     #include <commdlg.h>
  41 #endif
  42
  43 #include "wx/msw/private.h"
  44 #include "wx/cmndata.h"
  45 #include "wx/log.h"
  46
  47 #include <math.h>
  48 #include <stdlib.h>
  49 #include <string.h>
  50
  51 // ----------------------------------------------------------------------------
  52 // wxWin macros
  53 // ----------------------------------------------------------------------------
  54
  55 #if !USE_SHARED_LIBRARY
  56     IMPLEMENT_DYNAMIC_CLASS(wxFontDialog, wxDialog)
  57 #endif
  58
  59 // ============================================================================
  60 // implementation
  61 // ============================================================================
  62
  63 // ----------------------------------------------------------------------------
  64 // wxFontDialog
  65 // ----------------------------------------------------------------------------
  66
  67 wxFontDialog::wxFontDialog()
  68 {
  69     m_parent = NULL;
  70 }
  71
  72 wxFontDialog::wxFontDialog(wxWindow *parent, wxFontData *data)
  73 {
  74     Create(parent, data);
  75 }
  76
  77 bool wxFontDialog::Create(wxWindow *parent, wxFontData *data)
  78 {
  79     m_parent = parent;
  80
  81     wxCHECK_MSG( data, FALSE, _T("no font data in wxFontDialog") );
  82
  83     m_fontData = *data;
  84
  85     return TRUE;
  86 }
  87
  88 int wxFontDialog::ShowModal()
  89 {
  90     DWORD flags = CF_SCREENFONTS | CF_NOSIMULATIONS;
  91
  92     LOGFONT logFont;
  93
  94     CHOOSEFONT chooseFontStruct;
  95     wxZeroMemory(chooseFontStruct);
  96
  97     chooseFontStruct.lStructSize = sizeof(CHOOSEFONT);
  98     if ( m_parent )
  99         chooseFontStruct.hwndOwner = GetHwndOf(m_parent);
 100     chooseFontStruct.lpLogFont = &logFont;
 101
 102     if ( m_fontData.initialFont.Ok() )
 103     {
 104         flags |= CF_INITTOLOGFONTSTRUCT;
 105         wxFillLogFont(&logFont, &m_fontData.initialFont);
 106     }
 107
 108     chooseFontStruct.rgbColors = wxColourToRGB(m_fontData.fontColour);
 109
 110     // CF_ANSIONLY flag is obsolete for Win32
 111     if ( !m_fontData.GetAllowSymbols() )
 112     {
 113 #ifdef __WIN16__
 114       flags |= CF_ANSIONLY;
 115 #else // Win32
 116       flags |= CF_SELECTSCRIPT;
 117       logFont.lfCharSet = ANSI_CHARSET;
 118 #endif // Win16/32
 119     }
 120
 121     if ( m_fontData.GetEnableEffects() )
 122       flags |= CF_EFFECTS;
 123     if ( m_fontData.GetShowHelp() )
 124       flags |= CF_SHOWHELP;
 125
 126     if ( m_fontData.minSize != 0 || m_fontData.maxSize != 0 )
 127     {
 128         chooseFontStruct.nSizeMin = m_fontData.minSize;
 129         chooseFontStruct.nSizeMax = m_fontData.maxSize;
 130         flags |= CF_LIMITSIZE;
 131     }
 132
 133     chooseFontStruct.Flags = flags;
 134
 135     if ( ChooseFont(&chooseFontStruct) != 0 )
 136     {
 137         wxRGBToColour(m_fontData.fontColour, chooseFontStruct.rgbColors);
 138         m_fontData.chosenFont = wxCreateFontFromLogFont(&logFont);
 139         m_fontData.EncodingInfo().facename = logFont.lfFaceName;
 140         m_fontData.EncodingInfo().charset = logFont.lfCharSet;
 141
 142         return wxID_OK;
 143     }
 144     else
 145     {
 146         // common dialog failed - why?
 147 #ifdef __WXDEBUG__
 148         DWORD dwErr = CommDlgExtendedError();
 149         if ( dwErr != 0 )
 150         {
 151             // this msg is only for developers
 152             wxLogError(wxT("Common dialog failed with error code %0lx."),
 153                        dwErr);
 154         }
 155         //else: it was just cancelled
 156 #endif
 157
 158         return wxID_CANCEL;
 159     }
 160 }