src/mac/carbon/fontdlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        fontdlg.cpp
   3 // Purpose:     wxFontDialog class for carbon 10.2+.
   4 // Author:      Ryan Norton
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Ryan Norton
   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/cmndata.h"
  33 #endif
  34
  35 #include "wx/mac/fontdlg.h"
  36
  37 #if !USE_SHARED_LIBRARY
  38 IMPLEMENT_DYNAMIC_CLASS(wxFontDialog, wxDialog)
  39 #endif
  40
  41 #include "wx/mac/private.h"
  42
  43 //Mac OSX 10.2+ only
  44 #if defined( __WXMAC__ ) && TARGET_API_MAC_OSX && ( MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_2 )
  45
  46 #include <ATSUnicode.h>
  47
  48 #include "wx/msgdlg.h"
  49
  50 //color isn't working in carbon impl
  51 #define ISCOLORWORKING 0
  52
  53 // ============================================================================
  54 // implementation
  55 // ============================================================================
  56
  57 // ---------------------------------------------------------------------------
  58 // Carbon event callback(s)
  59 // ---------------------------------------------------------------------------
  60
  61 pascal OSStatus wxFontDialogEventHandler(       EventHandlerCallRef inHandlerCallRef,
  62                                                                         EventRef event, void* pData)
  63 {
  64     wxASSERT(GetEventClass(event) == kEventClassFont &&
  65              GetEventKind(event) == kEventFontSelection);
  66
  67     OSStatus status = noErr;
  68
  69     FMFontFamily fontfamily;
  70     FMFontStyle fontstyle;
  71     FMFontSize fontsize;
  72 #if ISCOLORWORKING
  73     RGBColor fontcolor;
  74 #endif
  75
  76     status = GetEventParameter (event, kEventParamFMFontFamily,
  77                                     typeFMFontFamily, NULL,
  78                                     sizeof (FMFontFamily),
  79                                     NULL, &(fontfamily));
  80     check_noerr (status);
  81
  82     status = GetEventParameter (event, kEventParamFMFontStyle,
  83                                     typeFMFontStyle, NULL,
  84                                     sizeof (FMFontStyle),
  85                                     NULL, &(fontstyle));
  86     check_noerr (status);
  87
  88     status = GetEventParameter (event, kEventParamFMFontSize,
  89                                     typeFMFontSize, NULL,
  90                                     sizeof (FMFontSize),
  91                                     NULL, &(fontsize));
  92
  93     check_noerr (status);
  94
  95 #if ISCOLORWORKING
  96     status = GetEventParameter (event, kEventParamFontColor,
  97                                     typeRGBColor, NULL,
  98                                     sizeof( RGBColor ), NULL, &fontcolor);
  99     check_noerr (status);
 100 #endif
 101
 102     //now do the conversion to the wx font data
 103     wxFontData theFontData;
 104     wxFont         theFont;
 105
 106 #if ISCOLORWORKING
 107     //set color
 108     wxColour theColor;
 109     theColor.Set(&(WXCOLORREF&)fontcolor);
 110     theFontData.SetColour(theColor);
 111 #endif
 112
 113     //set size
 114     theFont.SetPointSize(fontsize);
 115
 116     //set name
 117     Str255 theFontName;
 118     GetFontName(fontfamily, theFontName);
 119     theFont.SetFaceName(wxMacMakeStringFromPascal(theFontName));
 120
 121     //TODOTODO: Get font family - mayby by the script code?
 122     theFont.SetFamily(wxDEFAULT);
 123
 124     //TODOTODO: Get other styles?
 125     theFont.SetStyle(((fontstyle & italic) ? wxFONTSTYLE_ITALIC : 0));
 126     theFont.SetWeight((fontstyle & bold) ? wxBOLD : wxNORMAL);
 127     theFont.SetUnderlined(((fontstyle & underline) ? true : false));
 128
 129     //phew!!  We're done - set the chosen font
 130     theFontData.SetChosenFont(theFont);
 131     ((wxFontDialog*)pData)->SetData(theFontData);
 132
 133     return status;
 134 }
 135
 136 DEFINE_ONE_SHOT_HANDLER_GETTER( wxFontDialogEventHandler );
 137
 138 // ---------------------------------------------------------------------------
 139 // wxFontDialog
 140 // ---------------------------------------------------------------------------
 141
 142 wxFontDialog::wxFontDialog() :
 143     m_dialogParent(NULL), m_pEventHandlerRef(NULL)
 144 {
 145 }
 146
 147 wxFontDialog::wxFontDialog(wxWindow *parent, const wxFontData&  data)
 148 {
 149     Create(parent, data);
 150 }
 151
 152 wxFontDialog::~wxFontDialog()
 153 {
 154     if (m_pEventHandlerRef)
 155         ::RemoveEventHandler((EventHandlerRef&)m_pEventHandlerRef);
 156 }
 157
 158 void wxFontDialog::SetData(wxFontData& fontdata)
 159 {
 160     m_fontData = fontdata;
 161 }
 162
 163 bool wxFontDialog::Create(wxWindow *parent, const wxFontData& data)
 164 {
 165     m_dialogParent = parent;
 166     m_fontData = data;
 167
 168     //Register the events that will return this dialog
 169         EventTypeSpec ftEventList[] = { { kEventClassFont, kEventFontSelection } };
 170
 171     OSStatus err = noErr;
 172
 173 //FIXMEFIXME: Why doesn't it recieve events if there's a parent?
 174 //    if (parent)
 175 //    {
 176 //       err = InstallWindowEventHandler(
 177 //            MAC_WXHWND(parent->GetHandle()),
 178 //            GetwxFontDialogEventHandlerUPP(),
 179 //            GetEventTypeCount(ftEventList), ftEventList,
 180 //                      this, (&(EventHandlerRef&)m_pEventHandlerRef));
 181 //
 182 //    }
 183 //    else //no parent - send to app
 184 //    {
 185         err = InstallApplicationEventHandler(
 186             GetwxFontDialogEventHandlerUPP(),
 187             GetEventTypeCount(ftEventList), ftEventList,
 188                         this, (&(EventHandlerRef&)m_pEventHandlerRef));
 189 //        }
 190
 191     return err == noErr;
 192 }
 193
 194 bool wxFontDialog::IsShown() const
 195 {
 196     return FPIsFontPanelVisible();
 197 }
 198
 199 int wxFontDialog::ShowModal()
 200 {
 201     wxASSERT(!FPIsFontPanelVisible());
 202
 203     //set up initial font
 204     wxFont theInitialFont = m_fontData.GetInitialFont();
 205
 206     //create ATSU style
 207     ATSUStyle theStyle;
 208     OSStatus status = ATSUCreateStyle(&theStyle);
 209     check_noerr(status);
 210
 211     //put stuff into the style - we don't need kATSUColorTag
 212     ATSUFontID                          fontid = theInitialFont.MacGetATSUFontID();
 213     Fixed                                       fontsize = theInitialFont.MacGetFontSize() << 16;
 214     ATSUAttributeTag            theTags[2] = { kATSUFontTag, kATSUSizeTag };
 215     ByteCount                   theSizes[2] = { sizeof(ATSUFontID), sizeof(Fixed) };
 216     ATSUAttributeValuePtr   theValues[2] = { &fontid,
 217                                              &fontsize };
 218
 219     //set the stuff for the ATSU style
 220     verify_noerr (ATSUSetAttributes (theStyle, 2, theTags, theSizes, theValues) );
 221
 222     //they set us up the bomb!  Set the initial font of the dialog
 223     SetFontInfoForSelection(kFontSelectionATSUIType,
 224                             1,
 225                             &theStyle,
 226                             (HIObjectRef)
 227                                 (m_dialogParent ?
 228                                  GetWindowEventTarget(MAC_WXHWND(m_dialogParent->GetHandle())) :
 229                                  GetApplicationEventTarget())
 230                             );
 231
 232     //dispose of the style
 233     status = ATSUDisposeStyle(theStyle);
 234     check_noerr(status);
 235
 236     //in case the user doesn't choose anything -
 237     //if he doesn't we'll get a bad font with red text
 238     m_fontData.SetChosenFont(m_fontData.GetInitialFont());
 239     m_fontData.SetColour(wxColour(0,0,0));
 240
 241     //finally, show the font dialog
 242     if( (status = FPShowHideFontPanel()) == noErr)
 243     {
 244         while(FPIsFontPanelVisible())
 245         {
 246             //yeild so we can get events
 247             wxTheApp->Yield(false);
 248         }
 249     }
 250     else
 251         return wxID_CANCEL;
 252
 253     return wxID_OK;
 254 }
 255
 256
 257 #else
 258    //10.2+ only
 259
 260 // ---------------------------------------------------------------------------
 261 // wxFontDialog stub for mac OS's without a native font dialog
 262 // ---------------------------------------------------------------------------
 263
 264 wxFontDialog::wxFontDialog()
 265 {
 266     m_dialogParent = NULL;
 267 }
 268
 269 wxFontDialog::wxFontDialog(wxWindow *parent, const wxFontData&  data)
 270 {
 271     Create(parent, data);
 272 }
 273
 274 wxFontDialog::~wxFontDialog()
 275 {
 276     // empty
 277 }
 278
 279 void wxFontDialog::SetData(wxFontData& fontdata)
 280 {
 281     m_fontData = fontdata;
 282 }
 283
 284 bool wxFontDialog::Create(wxWindow *parent, const wxFontData& data)
 285 {
 286     m_dialogParent = parent;
 287
 288     m_fontData = data;
 289
 290     // TODO: you may need to do dialog creation here, unless it's
 291     // done in ShowModal.
 292     return TRUE;
 293 }
 294
 295 bool wxFontDialog::IsShown() const
 296 {
 297     return false;
 298 }
 299
 300 int wxFontDialog::ShowModal()
 301 {
 302     // TODO: show (maybe create) the dialog
 303     return wxID_CANCEL;
 304 }
 305
 306 #endif // 10.2+