src/mac/carbon/msgdlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/carbon/msgdlg.cpp
   3 // Purpose:     wxMessageDialog
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #include "wx/msgdlg.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/intl.h"
  18     #include "wx/app.h"
  19 #endif
  20
  21 #include "wx/mac/uma.h"
  22
  23
  24 IMPLEMENT_CLASS(wxMessageDialog, wxDialog)
  25
  26
  27 wxMessageDialog::wxMessageDialog(
  28     wxWindow *parent, const wxString& message, const wxString& caption,
  29     long style, const wxPoint& pos )
  30 {
  31     m_caption = caption;
  32     m_message = message;
  33     m_parent = parent;
  34     SetMessageDialogStyle(style);
  35 }
  36
  37 int wxMessageDialog::ShowModal()
  38 {
  39     int resultbutton = wxID_CANCEL;
  40
  41     const long style = GetMessageDialogStyle();
  42
  43     wxASSERT_MSG( (style & 0x3F) != wxYES, wxT("this style is not supported on Mac") );
  44
  45     AlertType alertType = kAlertPlainAlert;
  46     if (style & wxICON_EXCLAMATION)
  47         alertType = kAlertNoteAlert;
  48     else if (style & wxICON_HAND)
  49         alertType = kAlertStopAlert;
  50     else if (style & wxICON_INFORMATION)
  51         alertType = kAlertNoteAlert;
  52     else if (style & wxICON_QUESTION)
  53         alertType = kAlertCautionAlert;
  54
  55 #if TARGET_API_MAC_OSX
  56     CFStringRef defaultButtonTitle = NULL;
  57     CFStringRef alternateButtonTitle = NULL;
  58     CFStringRef otherButtonTitle = NULL;
  59
  60     wxMacCFStringHolder cfTitle( m_caption, m_font.GetEncoding() );
  61     wxMacCFStringHolder cfText( m_message, m_font.GetEncoding() );
  62
  63     wxMacCFStringHolder cfNoString( _("No"), m_font.GetEncoding() );
  64     wxMacCFStringHolder cfYesString( _("Yes"), m_font.GetEncoding() );
  65     wxMacCFStringHolder cfOKString( _("OK") , m_font.GetEncoding()) ;
  66     wxMacCFStringHolder cfCancelString( _("Cancel"), m_font.GetEncoding() );
  67
  68     int buttonId[4] = { 0, 0, 0, wxID_CANCEL /* time-out */ };
  69
  70     if (style & wxYES_NO)
  71     {
  72         if ( style & wxNO_DEFAULT )
  73         {
  74             defaultButtonTitle = cfNoString;
  75             alternateButtonTitle = cfYesString;
  76             buttonId[0] = wxID_NO;
  77             buttonId[1] = wxID_YES;
  78         }
  79         else
  80         {
  81             defaultButtonTitle = cfYesString;
  82             alternateButtonTitle = cfNoString;
  83             buttonId[0] = wxID_YES;
  84             buttonId[1] = wxID_NO;
  85         }
  86         if (style & wxCANCEL)
  87         {
  88             otherButtonTitle = cfCancelString;
  89             buttonId[2] = wxID_CANCEL;
  90         }
  91     }
  92     else
  93     {
  94         // the MSW implementation even shows an OK button if it is not specified, we'll do the same
  95         buttonId[0] = wxID_OK;
  96         // using null as default title does not work on earlier systems
  97         defaultButtonTitle = cfOKString;
  98         if (style & wxCANCEL)
  99         {
 100             alternateButtonTitle = cfCancelString;
 101             buttonId[1] = wxID_CANCEL;
 102         }
 103     }
 104
 105     CFOptionFlags exitButton;
 106     OSStatus err = CFUserNotificationDisplayAlert(
 107         0, alertType, NULL, NULL, NULL, cfTitle, cfText,
 108         defaultButtonTitle, alternateButtonTitle, otherButtonTitle, &exitButton );
 109     if (err == noErr)
 110         resultbutton = buttonId[exitButton];
 111
 112 #else
 113     short result;
 114
 115 #if TARGET_CARBON
 116     if ( UMAGetSystemVersion() >= 0x1000 )
 117     {
 118         AlertStdCFStringAlertParamRec param;
 119         wxMacCFStringHolder cfNoString( _("No"), m_font.GetEncoding() );
 120         wxMacCFStringHolder cfYesString( _("Yes"), m_font.GetEncoding() );
 121
 122         wxMacCFStringHolder cfTitle( m_caption, m_font.GetEncoding() );
 123         wxMacCFStringHolder cfText( m_message, m_font.GetEncoding() );
 124
 125         param.movable = true;
 126         param.flags = 0;
 127         param.version = kStdCFStringAlertVersionOne;
 128
 129         bool skipDialog = false;
 130
 131         if (style & wxYES_NO)
 132         {
 133             if (style & wxCANCEL)
 134             {
 135                 param.defaultText = cfYesString;
 136                 param.cancelText = (CFStringRef) kAlertDefaultCancelText;
 137                 param.otherText = cfNoString;
 138                 param.helpButton = false;
 139                 param.defaultButton = style & wxNO_DEFAULT ? kAlertStdAlertOtherButton : kAlertStdAlertOKButton;
 140                 param.cancelButton = kAlertStdAlertCancelButton;
 141             }
 142             else
 143             {
 144                 param.defaultText = cfYesString;
 145                 param.cancelText = NULL;
 146                 param.otherText = cfNoString;
 147                 param.helpButton = false;
 148                 param.defaultButton = style & wxNO_DEFAULT ? kAlertStdAlertOtherButton : kAlertStdAlertOKButton;
 149                 param.cancelButton = 0;
 150             }
 151         }
 152         // the MSW implementation even shows an OK button if it is not specified, we'll do the same
 153         else
 154         {
 155             if (style & wxCANCEL)
 156             {
 157                 // that's a cancel missing
 158                 param.defaultText = (CFStringRef) kAlertDefaultOKText;
 159                 param.cancelText = (CFStringRef) kAlertDefaultCancelText;
 160                 param.otherText = NULL;
 161                 param.helpButton = false;
 162                 param.defaultButton = kAlertStdAlertOKButton;
 163                 param.cancelButton = 0;
 164             }
 165             else
 166             {
 167                 param.defaultText = (CFStringRef) kAlertDefaultOKText;
 168                 param.cancelText = NULL;
 169                 param.otherText = NULL;
 170                 param.helpButton = false;
 171                 param.defaultButton = kAlertStdAlertOKButton;
 172                 param.cancelButton = 0;
 173             }
 174         }
 175 #if 0
 176         else
 177         {
 178             skipDialog = true;
 179         }
 180 #endif
 181
 182         param.position = kWindowDefaultPosition;
 183         if ( !skipDialog )
 184         {
 185             DialogRef alertRef;
 186             CreateStandardAlert( alertType, cfTitle, cfText, &param, &alertRef );
 187             RunStandardAlert( alertRef, NULL, &result );
 188         }
 189         else
 190         {
 191             return wxID_CANCEL;
 192         }
 193     }
 194     else
 195 #endif
 196     {
 197         AlertStdAlertParamRec param;
 198         Str255 yesPString, noPString;
 199         Str255 pascalTitle, pascalText;
 200
 201         wxMacStringToPascal( m_caption, pascalTitle );
 202         wxMacStringToPascal( _("Yes"), yesPString );
 203         wxMacStringToPascal( _("No"), noPString );
 204         wxMacStringToPascal( m_message, pascalText );
 205
 206         param.movable = true;
 207         param.filterProc = NULL;
 208
 209         if (style & wxYES_NO)
 210         {
 211             if (style & wxCANCEL)
 212             {
 213                 param.defaultText = yesPString;
 214                 param.cancelText = (StringPtr) kAlertDefaultCancelText;
 215                 param.otherText = noPString;
 216                 param.helpButton = false;
 217                 param.defaultButton = kAlertStdAlertOKButton;
 218                 param.cancelButton = kAlertStdAlertCancelButton;
 219             }
 220             else
 221             {
 222                 param.defaultText = yesPString;
 223                 param.cancelText = NULL;
 224                 param.otherText = noPString;
 225                 param.helpButton = false;
 226                 param.defaultButton = kAlertStdAlertOKButton;
 227                 param.cancelButton = 0;
 228             }
 229         }
 230         else if (style & wxOK)
 231         {
 232             if (style & wxCANCEL)
 233             {
 234                 param.defaultText = (StringPtr) kAlertDefaultOKText;
 235                 param.cancelText = (StringPtr) kAlertDefaultCancelText;
 236                 param.otherText = NULL;
 237                 param.helpButton = false;
 238                 param.defaultButton = kAlertStdAlertOKButton;
 239                 param.cancelButton = 0;
 240             }
 241             else
 242             {
 243                 param.defaultText = (StringPtr) kAlertDefaultOKText;
 244                 param.cancelText = NULL;
 245                 param.otherText = NULL;
 246                 param.helpButton = false;
 247                 param.defaultButton = kAlertStdAlertOKButton;
 248                 param.cancelButton = 0;
 249             }
 250         }
 251         else
 252         {
 253             return resultbutton;
 254         }
 255
 256         param.position = 0;
 257         StandardAlert( alertType, pascalTitle, pascalText, &param, &result );
 258     }
 259
 260     if (style & wxOK)
 261     {
 262         switch ( result )
 263         {
 264         case 1:
 265             resultbutton = wxID_OK;
 266             break;
 267
 268         case 2:
 269             // TODO: add Cancel button
 270             // if (style & wxCANCEL)
 271             //     resultbutton = wxID_CANCEL;
 272             break;
 273
 274         case 3:
 275         default:
 276             break;
 277         }
 278     }
 279     else if (style & wxYES_NO)
 280     {
 281         switch ( result )
 282         {
 283         case 1:
 284             resultbutton = wxID_YES;
 285             break;
 286
 287         case 2:
 288             if (!(style & wxCANCEL))
 289                 resultbutton = wxID_CANCEL;
 290             break;
 291
 292         case 3:
 293             resultbutton = wxID_NO;
 294             break;
 295
 296         default:
 297             break;
 298         }
 299     }
 300 #endif
 301
 302     return resultbutton;
 303 }