src/mac/carbon/checklst.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        checklst.cpp
   3 // Purpose:     implementation of wxCheckListBox class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // headers & declarations
  14 // ============================================================================
  15
  16 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  17 #pragma implementation "checklst.h"
  18 #endif
  19
  20 #include "wx/wxprec.h"
  21
  22 #if wxUSE_CHECKLISTBOX
  23
  24 #include "wx/checklst.h"
  25 #include "wx/arrstr.h"
  26
  27 #include "wx/mac/uma.h"
  28 #include <Appearance.h>
  29
  30 // ============================================================================
  31 // implementation of wxCheckListBox
  32 // ============================================================================
  33
  34 IMPLEMENT_DYNAMIC_CLASS(wxCheckListBox, wxListBox)
  35
  36 BEGIN_EVENT_TABLE(wxCheckListBox, wxListBox)
  37 END_EVENT_TABLE()
  38
  39 const short kTextColumnId = 1024 ;
  40 const short kCheckboxColumnId = 1025 ;
  41
  42 // new databrowser based version
  43
  44 // Listbox item
  45 void wxCheckListBox::Init()
  46 {
  47 }
  48
  49 bool wxCheckListBox::Create(wxWindow *parent,
  50                             wxWindowID id,
  51                             const wxPoint &pos,
  52                             const wxSize &size,
  53                             const wxArrayString& choices,
  54                             long style,
  55                             const wxValidator& validator,
  56                             const wxString &name)
  57 {
  58     wxCArrayString chs(choices);
  59
  60     return Create(parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
  61                   style, validator, name);
  62 }
  63
  64 #if TARGET_API_MAC_OSX
  65 static pascal void DataBrowserItemNotificationProc(ControlRef browser, DataBrowserItemID itemID,
  66     DataBrowserItemNotification message, DataBrowserItemDataRef itemData)
  67 #else
  68 static pascal  void DataBrowserItemNotificationProc(ControlRef browser, DataBrowserItemID itemID,
  69     DataBrowserItemNotification message)
  70 #endif
  71 {
  72     long ref = GetControlReference( browser ) ;
  73     if ( ref )
  74     {
  75         wxCheckListBox* list = wxDynamicCast( (wxObject*) ref , wxCheckListBox ) ;
  76         int i = itemID - 1 ;
  77         if (i >= 0 && i < list->GetCount() )
  78         {
  79             bool trigger = false ;
  80             wxCommandEvent event(
  81                 wxEVT_COMMAND_LISTBOX_SELECTED, list->GetId() );
  82             switch( message )
  83             {
  84                 case kDataBrowserItemDeselected :
  85                     if ( list->HasMultipleSelection() )
  86                         trigger = true ;
  87                     break ;
  88                 case kDataBrowserItemSelected :
  89                     trigger = true ;
  90                     break ;
  91                 case kDataBrowserItemDoubleClicked :
  92                     event.SetEventType(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED) ;
  93                     trigger = true ;
  94                     break ;
  95                  default :
  96                     break ;
  97             }
  98
  99             if ( trigger )
 100             {
 101                 event.SetEventObject( list );
 102                 if ( list->HasClientObjectData() )
 103                     event.SetClientObject( list->GetClientObject(i) );
 104                 else if ( list->HasClientUntypedData() )
 105                     event.SetClientData( list->GetClientData(i) );
 106                 event.SetString( list->GetString(i) );
 107                 event.SetInt(i) ;
 108                 event.SetExtraLong( list->HasMultipleSelection() ? message == kDataBrowserItemSelected : TRUE );
 109                 wxPostEvent( list->GetEventHandler() , event ) ;
 110                 // direct notification is not always having the listbox GetSelection() having in synch with event
 111                 // list->GetEventHandler()->ProcessEvent(event) ;
 112             }
 113         }
 114     }
 115 }
 116
 117
 118 static pascal OSStatus ListBoxGetSetItemData(ControlRef browser,
 119     DataBrowserItemID itemID, DataBrowserPropertyID property,
 120     DataBrowserItemDataRef itemData, Boolean changeValue)
 121 {
 122         OSStatus err = errDataBrowserPropertyNotSupported;
 123
 124         if ( ! changeValue )
 125         {
 126         switch (property)
 127         {
 128
 129             case kTextColumnId:
 130                 {
 131                     long ref = GetControlReference( browser ) ;
 132                     if ( ref )
 133                     {
 134                         wxCheckListBox* list = wxDynamicCast( (wxObject*) ref , wxCheckListBox ) ;
 135                     int i = itemID - 1 ;
 136                     if (i >= 0 && i < list->GetCount() )
 137                             {
 138                                 wxMacCFStringHolder cf( list->GetString(i) , list->GetFont().GetEncoding() ) ;
 139                                 verify_noerr( ::SetDataBrowserItemDataText( itemData , cf ) ) ;
 140                                 err = noErr ;
 141                             }
 142                         }
 143                 }
 144                 break;
 145             case kCheckboxColumnId :
 146             {
 147                     long ref = GetControlReference( browser ) ;
 148                     if ( ref )
 149                     {
 150                         wxCheckListBox* list = wxDynamicCast( (wxObject*) ref , wxCheckListBox ) ;
 151                     int i = itemID - 1 ;
 152                     if (i >= 0 && i < list->GetCount() )
 153                             {
 154                                 verify_noerr( ::SetDataBrowserItemDataButtonValue( itemData , list->IsChecked( i ) ? kThemeButtonOn : kThemeButtonOff ) ) ;
 155                                 err = noErr ;
 156                             }
 157                         }
 158             }
 159             break ;
 160                 case kDataBrowserItemIsEditableProperty:
 161                 {
 162                     err = ::SetDataBrowserItemDataBooleanValue(itemData, true);
 163                 }
 164                 break;
 165
 166                 default:
 167                 break;
 168         }
 169         }
 170         else
 171         {
 172             switch( property )
 173             {
 174                 case kCheckboxColumnId :
 175                 {
 176                     long ref = GetControlReference( browser ) ;
 177                     if ( ref )
 178                     {
 179                         wxCheckListBox* list = wxDynamicCast( (wxObject*) ref , wxCheckListBox ) ;
 180                     int i = itemID - 1 ;
 181                     if (i >= 0 && i < list->GetCount() )
 182                             {
 183                                 // we have to change this behind the back, since Check() would be triggering another update round
 184                         bool newVal = !list->IsChecked( i ) ;
 185                                 verify_noerr( ::SetDataBrowserItemDataButtonValue( itemData , newVal ? kThemeButtonOn : kThemeButtonOff ) ) ;
 186                                 err = noErr ;
 187                                 list->m_checks[ i ] = newVal ;
 188
 189                         wxCommandEvent event(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, list->GetId());
 190                         event.SetInt(i);
 191                         event.SetEventObject(list);
 192                         list->GetEventHandler()->ProcessEvent(event);
 193                             }
 194                         }
 195
 196                 }
 197                 break ;
 198
 199                 default :
 200                 break ;
 201             }
 202         }
 203
 204         return err;
 205 }
 206 bool wxCheckListBox::Create(wxWindow *parent, wxWindowID id,
 207                        const wxPoint& pos,
 208                        const wxSize& size,
 209                        int n, const wxString choices[],
 210                        long style,
 211                        const wxValidator& validator,
 212                        const wxString& name)
 213 {
 214     m_macIsUserPane = FALSE ;
 215
 216     wxASSERT_MSG( !(style & wxLB_MULTIPLE) || !(style & wxLB_EXTENDED),
 217                   _T("only one of listbox selection modes can be specified") );
 218
 219     if ( !wxListBoxBase::Create(parent, id, pos, size, style & ~(wxHSCROLL|wxVSCROLL), validator, name) )
 220         return false;
 221
 222     m_noItems = 0 ; // this will be increased by our append command
 223     m_selected = 0;
 224
 225     Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;
 226
 227     m_peer = new wxMacControl(this) ;
 228     verify_noerr( ::CreateDataBrowserControl( MAC_WXHWND(parent->MacGetTopLevelWindowRef()), &bounds, kDataBrowserListView , m_peer->GetControlRefAddr() ) );
 229
 230
 231     DataBrowserSelectionFlags  options = kDataBrowserDragSelect ;
 232     if ( style & wxLB_MULTIPLE )
 233     {
 234         options += kDataBrowserAlwaysExtendSelection + kDataBrowserCmdTogglesSelection  ;
 235     }
 236     else if ( style & wxLB_EXTENDED )
 237     {
 238         // default behaviour
 239     }
 240     else
 241     {
 242         options += kDataBrowserSelectOnlyOne ;
 243     }
 244     verify_noerr(m_peer->SetSelectionFlags( options ) );
 245
 246     DataBrowserListViewColumnDesc columnDesc ;
 247     columnDesc.headerBtnDesc.titleOffset = 0;
 248         columnDesc.headerBtnDesc.version = kDataBrowserListViewLatestHeaderDesc;
 249
 250         columnDesc.headerBtnDesc.btnFontStyle.flags     =
 251                 kControlUseFontMask | kControlUseJustMask;
 252
 253         columnDesc.headerBtnDesc.btnContentInfo.contentType = kControlNoContent;
 254         columnDesc.headerBtnDesc.btnFontStyle.just = teFlushDefault;
 255         columnDesc.headerBtnDesc.btnFontStyle.font = kControlFontViewSystemFont;
 256         columnDesc.headerBtnDesc.btnFontStyle.style = normal;
 257         columnDesc.headerBtnDesc.titleString = NULL ; // CFSTR( "" );
 258
 259     // check column
 260
 261         columnDesc.headerBtnDesc.minimumWidth = 30 ;
 262         columnDesc.headerBtnDesc.maximumWidth = 30;
 263
 264         columnDesc.propertyDesc.propertyID = kCheckboxColumnId;
 265         columnDesc.propertyDesc.propertyType = kDataBrowserCheckboxType;
 266         columnDesc.propertyDesc.propertyFlags = kDataBrowserPropertyIsMutable | kDataBrowserTableViewSelectionColumn |
 267                                             kDataBrowserDefaultPropertyFlags;
 268         verify_noerr( m_peer->AddListViewColumn( &columnDesc, kDataBrowserListViewAppendColumn) ) ;
 269
 270     // text column
 271
 272         columnDesc.headerBtnDesc.minimumWidth = 0;
 273         columnDesc.headerBtnDesc.maximumWidth = 10000;
 274
 275         columnDesc.propertyDesc.propertyID = kTextColumnId;
 276         columnDesc.propertyDesc.propertyType = kDataBrowserTextType;
 277         columnDesc.propertyDesc.propertyFlags = kDataBrowserTableViewSelectionColumn
 278 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 279          | kDataBrowserListViewTypeSelectColumn
 280 #endif
 281           ;
 282
 283
 284         verify_noerr( m_peer->AddListViewColumn( &columnDesc, kDataBrowserListViewAppendColumn) ) ;
 285
 286     verify_noerr( m_peer->AutoSizeListViewColumns() ) ;
 287     verify_noerr( m_peer->SetHasScrollBars( false , true ) ) ;
 288     verify_noerr( m_peer->SetTableViewHiliteStyle( kDataBrowserTableViewFillHilite  ) ) ;
 289     verify_noerr( m_peer->SetListViewHeaderBtnHeight(0 ) ) ;
 290
 291     DataBrowserCallbacks callbacks ;
 292     callbacks.version = kDataBrowserLatestCallbacks;
 293     InitDataBrowserCallbacks(&callbacks);
 294     callbacks.u.v1.itemDataCallback = NewDataBrowserItemDataUPP(ListBoxGetSetItemData);
 295         callbacks.u.v1.itemNotificationCallback =
 296 #if TARGET_API_MAC_OSX
 297             (DataBrowserItemNotificationUPP) NewDataBrowserItemNotificationWithItemUPP(DataBrowserItemNotificationProc) ;
 298 #else
 299             NewDataBrowserItemNotificationUPP(DataBrowserItemNotificationProc) ;
 300 #endif
 301     m_peer->SetCallbacks( &callbacks);
 302
 303     MacPostControlCreate(pos,size) ;
 304
 305     for ( int i = 0 ; i < n ; i++ )
 306     {
 307         Append( choices[i] ) ;
 308     }
 309
 310     SetBestSize(size);   // Needed because it is a wxControlWithItems
 311
 312     return TRUE;
 313 }
 314
 315 // ----------------------------------------------------------------------------
 316 // wxCheckListBox functions
 317 // ----------------------------------------------------------------------------
 318
 319 bool wxCheckListBox::IsChecked(size_t item) const
 320 {
 321     wxCHECK_MSG( item < m_checks.GetCount(), FALSE,
 322                  _T("invalid index in wxCheckListBox::IsChecked") );
 323
 324     return m_checks[item] != 0;
 325 }
 326
 327 void wxCheckListBox::Check(size_t item, bool check)
 328 {
 329     wxCHECK_RET( item < m_checks.GetCount(),
 330                  _T("invalid index in wxCheckListBox::Check") );
 331
 332     bool isChecked = m_checks[item] != 0;
 333     if ( check != isChecked )
 334     {
 335         m_checks[item] = check;
 336         UInt32 id = item + 1 ;
 337         verify_noerr( m_peer->UpdateItems(kDataBrowserNoItem , 1 , &id , kDataBrowserItemNoProperty , kDataBrowserItemNoProperty ) ) ;
 338     }
 339 }
 340
 341 // ----------------------------------------------------------------------------
 342 // methods forwarded to wxCheckListBox
 343 // ----------------------------------------------------------------------------
 344
 345 void wxCheckListBox::Delete(int n)
 346 {
 347     wxCHECK_RET( n < GetCount(), _T("invalid index in wxCheckListBox::Delete") );
 348
 349     wxListBox::Delete(n);
 350
 351     m_checks.RemoveAt(n);
 352 }
 353
 354 int wxCheckListBox::DoAppend(const wxString& item)
 355 {
 356     int pos = wxListBox::DoAppend(item);
 357
 358     // the item is initially unchecked
 359     m_checks.Insert(FALSE, pos);
 360
 361     return pos;
 362 }
 363
 364 void wxCheckListBox::DoInsertItems(const wxArrayString& items, int pos)
 365 {
 366     wxListBox::DoInsertItems(items, pos);
 367
 368     size_t count = items.GetCount();
 369     for ( size_t n = 0; n < count; n++ )
 370     {
 371         m_checks.Insert(FALSE, pos + n);
 372     }
 373 }
 374
 375 void wxCheckListBox::DoSetItems(const wxArrayString& items, void **clientData)
 376 {
 377     // call it first as it does DoClear()
 378     wxListBox::DoSetItems(items, clientData);
 379
 380     size_t count = items.GetCount();
 381     for ( size_t n = 0; n < count; n++ )
 382     {
 383         m_checks.Add(FALSE);
 384     }
 385 }
 386
 387 void wxCheckListBox::DoClear()
 388 {
 389     m_checks.Empty();
 390 }
 391
 392 #endif // wxUSE_CHECKLISTBOX