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 #endif
  19
  20 #include "wx/app.h"
  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( wxT("No"), m_font.GetEncoding() );
  64     wxMacCFStringHolder cfYesString( wxT("Yes"), m_font.GetEncoding() );
  65     wxMacCFStringHolder cfCancelString( wxT("Cancel"), m_font.GetEncoding() );
  66
  67     int buttonId[4] = { 0, 0, 0, wxID_CANCEL /* time-out */ };
  68
  69     if (style & wxYES_NO)
  70     {
  71         if ( style & wxNO_DEFAULT )
  72         {
  73             defaultButtonTitle = cfNoString;
  74             alternateButtonTitle = cfYesString;
  75             buttonId[0] = wxID_NO;
  76             buttonId[1] = wxID_YES;
  77         }
  78         else
  79         {
  80             defaultButtonTitle = cfYesString;
  81             alternateButtonTitle = cfNoString;
  82             buttonId[0] = wxID_YES;
  83             buttonId[1] = wxID_NO;
  84         }
  85         if (style & wxCANCEL)
  86         {
  87             otherButtonTitle = cfCancelString;
  88             buttonId[2] = wxID_CANCEL;
  89         }
  90     }
  91     else
  92     {
  93         // the MSW implementation even shows an OK button if it is not specified, we'll do the same
  94         buttonId[0] = wxID_OK;
  95         if (style & wxCANCEL)
  96         {
  97             alternateButtonTitle = cfCancelString;
  98             buttonId[1] = wxID_CANCEL;
  99         }
 100     }
 101
 102     CFOptionFlags exitButton;
 103     OSStatus err = CFUserNotificationDisplayAlert(
 104         0, alertType, NULL, NULL, NULL, cfTitle, cfText,
 105         defaultButtonTitle, alternateButtonTitle, otherButtonTitle, &exitButton );
 106     if (err == noErr)
 107         resultbutton = buttonId[exitButton];
 108
 109 #else
 110     short result;
 111
 112 #if TARGET_CARBON
 113     if ( UMAGetSystemVersion() >= 0x1000 )
 114     {
 115         AlertStdCFStringAlertParamRec param;
 116         wxMacCFStringHolder cfNoString( wxT("No"), m_font.GetEncoding() );
 117         wxMacCFStringHolder cfYesString( wxT("Yes"), m_font.GetEncoding() );
 118
 119         wxMacCFStringHolder cfTitle( m_caption, m_font.GetEncoding() );
 120         wxMacCFStringHolder cfText( m_message, m_font.GetEncoding() );
 121
 122         param.movable = true;
 123         param.flags = 0;
 124         param.version = kStdCFStringAlertVersionOne;
 125
 126         bool skipDialog = false;
 127
 128         if (style & wxYES_NO)
 129         {
 130             if (style & wxCANCEL)
 131             {
 132                 param.defaultText = cfYesString;
 133                 param.cancelText = (CFStringRef) kAlertDefaultCancelText;
 134                 param.otherText = cfNoString;
 135                 param.helpButton = false;
 136                 param.defaultButton = style & wxNO_DEFAULT ? kAlertStdAlertOtherButton : kAlertStdAlertOKButton;
 137                 param.cancelButton = kAlertStdAlertCancelButton;
 138             }
 139             else
 140             {
 141                 param.defaultText = cfYesString;
 142                 param.cancelText = NULL;
 143                 param.otherText = cfNoString;
 144                 param.helpButton = false;
 145                 param.defaultButton = style & wxNO_DEFAULT ? kAlertStdAlertOtherButton : kAlertStdAlertOKButton;
 146                 param.cancelButton = 0;
 147             }
 148         }
 149         // the MSW implementation even shows an OK button if it is not specified, we'll do the same
 150         else
 151         {
 152             if (style & wxCANCEL)
 153             {
 154                 // that's a cancel missing
 155                 param.defaultText = (CFStringRef) kAlertDefaultOKText;
 156                 param.cancelText = (CFStringRef) kAlertDefaultCancelText;
 157                 param.otherText = NULL;
 158                 param.helpButton = false;
 159                 param.defaultButton = kAlertStdAlertOKButton;
 160                 param.cancelButton = 0;
 161             }
 162             else
 163             {
 164                 param.defaultText = (CFStringRef) kAlertDefaultOKText;
 165                 param.cancelText = NULL;
 166                 param.otherText = NULL;
 167                 param.helpButton = false;
 168                 param.defaultButton = kAlertStdAlertOKButton;
 169                 param.cancelButton = 0;
 170             }
 171         }
 172 #if 0
 173         else
 174         {
 175             skipDialog = true;
 176         }
 177 #endif
 178
 179         param.position = kWindowDefaultPosition;
 180         if ( !skipDialog )
 181         {
 182             DialogRef alertRef;
 183             CreateStandardAlert( alertType, cfTitle, cfText, &param, &alertRef );
 184             RunStandardAlert( alertRef, NULL, &result );
 185         }
 186         else
 187         {
 188             return wxID_CANCEL;
 189         }
 190     }
 191     else
 192 #endif
 193     {
 194         AlertStdAlertParamRec param;
 195         Str255 yesPString, noPString;
 196         Str255 pascalTitle, pascalText;
 197
 198         wxMacStringToPascal( m_caption, pascalTitle );
 199         wxMacStringToPascal( wxT("Yes"), yesPString );
 200         wxMacStringToPascal( wxT("No"), noPString );
 201         wxMacStringToPascal( m_message, pascalText );
 202
 203         param.movable = true;
 204         param.filterProc = NULL;
 205
 206         if (style & wxYES_NO)
 207         {
 208             if (style & wxCANCEL)
 209             {
 210                 param.defaultText = yesPString;
 211                 param.cancelText = (StringPtr) kAlertDefaultCancelText;
 212                 param.otherText = noPString;
 213                 param.helpButton = false;
 214                 param.defaultButton = kAlertStdAlertOKButton;
 215                 param.cancelButton = kAlertStdAlertCancelButton;
 216             }
 217             else
 218             {
 219                 param.defaultText = yesPString;
 220                 param.cancelText = NULL;
 221                 param.otherText = noPString;
 222                 param.helpButton = false;
 223                 param.defaultButton = kAlertStdAlertOKButton;
 224                 param.cancelButton = 0;
 225             }
 226         }
 227         else if (style & wxOK)
 228         {
 229             if (style & wxCANCEL)
 230             {
 231                 param.defaultText = (StringPtr) kAlertDefaultOKText;
 232                 param.cancelText = (StringPtr) kAlertDefaultCancelText;
 233                 param.otherText = NULL;
 234                 param.helpButton = false;
 235                 param.defaultButton = kAlertStdAlertOKButton;
 236                 param.cancelButton = 0;
 237             }
 238             else
 239             {
 240                 param.defaultText = (StringPtr) kAlertDefaultOKText;
 241                 param.cancelText = NULL;
 242                 param.otherText = NULL;
 243                 param.helpButton = false;
 244                 param.defaultButton = kAlertStdAlertOKButton;
 245                 param.cancelButton = 0;
 246             }
 247         }
 248         else
 249         {
 250             return resultbutton;
 251         }
 252
 253         param.position = 0;
 254         StandardAlert( alertType, pascalTitle, pascalText, &param, &result );
 255     }
 256
 257     if (style & wxOK)
 258     {
 259         switch ( result )
 260         {
 261         case 1:
 262             resultbutton = wxID_OK;
 263             break;
 264
 265         case 2:
 266             // TODO: add Cancel button
 267             // if (style & wxCANCEL)
 268             //     resultbutton = wxID_CANCEL;
 269             break;
 270
 271         case 3:
 272         default:
 273             break;
 274         }
 275     }
 276     else if (style & wxYES_NO)
 277     {
 278         switch ( result )
 279         {
 280         case 1:
 281             resultbutton = wxID_YES;
 282             break;
 283
 284         case 2:
 285             if (!(style & wxCANCEL))
 286                 resultbutton = wxID_CANCEL;
 287             break;
 288
 289         case 3:
 290             resultbutton = wxID_NO;
 291             break;
 292
 293         default:
 294             break;
 295         }
 296     }
 297 #endif
 298
 299     return resultbutton;
 300 }