src/osx/dataview_osx.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/dataview_osx.cpp
   3 // Purpose:     wxDataViewCtrl native mac implementation
   4 // Author:
   5 // Id:          $Id: dataview_osx.cpp 58317 2009-01-27
   6 // Copyright:   (c) 2009
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 // For compilers that support precompilation, includes "wx.h".
  11 #include "wx/wxprec.h"
  12
  13 #if (wxUSE_DATAVIEWCTRL != 0) && (!defined(wxUSE_GENERICDATAVIEWCTRL) || (wxUSE_GENERICDATAVIEWCTRL == 0))
  14
  15 #include <limits>
  16
  17 #ifndef WX_PRECOMP
  18     #include "wx/timer.h"
  19     #include "wx/settings.h"
  20     #include "wx/dcclient.h"
  21     #include "wx/icon.h"
  22 #endif
  23
  24 #include "wx/osx/core/dataview.h"
  25 #include "wx/osx/private.h"
  26 #include "wx/renderer.h"
  27
  28 // ============================================================================
  29 // Helper functions for dataviewe implementation on OSX
  30 // ============================================================================
  31 wxString ConcatenateDataViewItemValues(wxDataViewCtrl const* dataViewCtrlPtr, wxDataViewItem const& dataViewItem)
  32 {
  33   wxString dataString; // contains the TAB concatenated data
  34
  35
  36   for (size_t i=0; i<dataViewCtrlPtr->GetColumnCount(); i++)
  37   {
  38    // variable definition:
  39     wxVariant dataValue;
  40
  41     dataViewCtrlPtr->GetModel()->GetValue(dataValue,dataViewItem,dataViewCtrlPtr->GetColumn(i)->GetModelColumn());
  42     if (i > 0)
  43       dataString << wxT('\t');
  44     dataString << dataValue.MakeString();
  45   }
  46   return dataString;
  47 }
  48
  49 // ============================================================================
  50 // wxOSXDataViewModelNotifier
  51 // ============================================================================
  52 class wxOSXDataViewModelNotifier : public wxDataViewModelNotifier
  53 {
  54 public:
  55  //
  56  // constructors / destructor
  57  //
  58   wxOSXDataViewModelNotifier(wxDataViewCtrl* initDataViewCtrlPtr);
  59
  60  //
  61  // inherited methods from wxDataViewModelNotifier
  62  //
  63   virtual bool ItemAdded   (wxDataViewItem const &parent, wxDataViewItem const &item);
  64   virtual bool ItemsAdded  (wxDataViewItem const& parent, wxDataViewItemArray const& items);
  65   virtual bool ItemChanged (wxDataViewItem const& item);
  66   virtual bool ItemsChanged(wxDataViewItemArray const& items);
  67   virtual bool ItemDeleted (wxDataViewItem const& parent, wxDataViewItem const& item);
  68   virtual bool ItemsDeleted(wxDataViewItem const& parent, wxDataViewItemArray const& items);
  69   virtual bool ValueChanged(wxDataViewItem const& item, unsigned int col);
  70   virtual bool Cleared();
  71   virtual void Resort();
  72
  73 protected:
  74  // if the dataview control can have a variable row height this method sets the dataview's control row height of
  75  // the passed item to the maximum value occupied by the item in all columns
  76   void AdjustRowHeight(wxDataViewItem const& item);
  77  // ... and the same method for a couple of items:
  78   void AdjustRowHeights(wxDataViewItemArray const& items);
  79
  80 private:
  81   wxDataViewCtrl* m_DataViewCtrlPtr;
  82 };
  83
  84 //
  85 // constructors / destructor
  86 //
  87 wxOSXDataViewModelNotifier::wxOSXDataViewModelNotifier(wxDataViewCtrl* initDataViewCtrlPtr)
  88                            :m_DataViewCtrlPtr(initDataViewCtrlPtr)
  89 {
  90   if (initDataViewCtrlPtr == NULL)
  91     wxFAIL_MSG(_("Pointer to dataview control must not be NULL"));
  92 }
  93
  94 bool wxOSXDataViewModelNotifier::ItemAdded(wxDataViewItem const& parent, wxDataViewItem const& item)
  95 {
  96   bool noFailureFlag;
  97
  98
  99   wxCHECK_MSG(item.IsOk(),false,_("Added item is invalid."));
 100   noFailureFlag = m_DataViewCtrlPtr->GetDataViewPeer()->Add(parent,item);
 101   AdjustRowHeight(item);
 102   return noFailureFlag;
 103 }
 104
 105 bool wxOSXDataViewModelNotifier::ItemsAdded(wxDataViewItem const& parent, wxDataViewItemArray const& items)
 106 {
 107   bool noFailureFlag;
 108
 109
 110  // insert all valid items into control:
 111   noFailureFlag = m_DataViewCtrlPtr->GetDataViewPeer()->Add(parent,items);
 112  // adjust row heights:
 113   AdjustRowHeights(items);
 114  // done:
 115   return noFailureFlag;
 116 }
 117
 118 bool wxOSXDataViewModelNotifier::ItemChanged(wxDataViewItem const& item)
 119 {
 120   wxCHECK_MSG(item.IsOk(),             false,_("Changed item is invalid."));
 121   wxCHECK_MSG(GetOwner() != NULL,false,_("Owner not initialized."));
 122   if (m_DataViewCtrlPtr->GetDataViewPeer()->Update(GetOwner()->GetParent(item),item))
 123   {
 124    // sent the equivalent wxWidget event:
 125     wxDataViewEvent dataViewEvent(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED,m_DataViewCtrlPtr->GetId());
 126
 127     dataViewEvent.SetEventObject(m_DataViewCtrlPtr);
 128     dataViewEvent.SetItem(item);
 129    // sent the equivalent wxWidget event:
 130     m_DataViewCtrlPtr->HandleWindowEvent(dataViewEvent);
 131    // row height may have to be adjusted:
 132     AdjustRowHeight(item);
 133    // done
 134     return true;
 135   }
 136   else
 137     return false;
 138 }
 139
 140 bool wxOSXDataViewModelNotifier::ItemsChanged(wxDataViewItemArray const& items)
 141 {
 142   size_t const noOfItems = items.GetCount();
 143
 144   wxDataViewEvent dataViewEvent(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED,m_DataViewCtrlPtr->GetId());
 145
 146
 147   dataViewEvent.SetEventObject(m_DataViewCtrlPtr);
 148   for (size_t indexItem=0; indexItem<noOfItems; ++indexItem)
 149     if (m_DataViewCtrlPtr->GetDataViewPeer()->Update(GetOwner()->GetParent(items[indexItem]),items[indexItem]))
 150     {
 151      // send for all changed items a wxWidget event:
 152       dataViewEvent.SetItem(items[indexItem]);
 153       m_DataViewCtrlPtr->HandleWindowEvent(dataViewEvent);
 154     }
 155     else
 156       return false;
 157  // if this location is reached all items have been updated:
 158   AdjustRowHeights(items);
 159  // done:
 160   return true;
 161 }
 162
 163 bool wxOSXDataViewModelNotifier::ItemDeleted(wxDataViewItem const& parent, wxDataViewItem const& item)
 164 {
 165   bool noFailureFlag;
 166
 167
 168   wxCHECK_MSG(item.IsOk(),false,_("To be deleted item is invalid."));
 169  // when this method is called and currently an item is being edited this item may have already been deleted in the model (the passed item and the being edited item have
 170  // not to be identical because the being edited item might be below the passed item in the hierarchy);
 171  // to prevent the control trying to ask the model to update an already deleted item the control is informed that currently a deleting process
 172  // has been started and that variables can currently not be updated even when requested by the system:
 173   m_DataViewCtrlPtr->SetDeleting(true);
 174   noFailureFlag = m_DataViewCtrlPtr->GetDataViewPeer()->Remove(parent,item);
 175  // enable automatic updating again:
 176   m_DataViewCtrlPtr->SetDeleting(false);
 177  // done:
 178   return noFailureFlag;
 179 }
 180
 181 bool wxOSXDataViewModelNotifier::ItemsDeleted(wxDataViewItem const& parent, wxDataViewItemArray const& items)
 182 {
 183   bool noFailureFlag;
 184
 185
 186  // when this method is called and currently an item is being edited this item may have already been deleted in the model (the passed item and the being edited item have
 187  // not to be identical because the being edited item might be below the passed item in the hierarchy);
 188  // to prevent the control trying to ask the model to update an already deleted item the control is informed that currently a deleting process
 189  // has been started and that variables can currently not be updated even when requested by the system:
 190   m_DataViewCtrlPtr->SetDeleting(true);
 191  // delete all specified items:
 192   noFailureFlag = m_DataViewCtrlPtr->GetDataViewPeer()->Remove(parent,items);
 193  // enable automatic updating again:
 194   m_DataViewCtrlPtr->SetDeleting(false);
 195  // done:
 196   return noFailureFlag;
 197 }
 198
 199 bool wxOSXDataViewModelNotifier::ValueChanged(wxDataViewItem const& item, unsigned int col)
 200 {
 201   wxCHECK_MSG(item.IsOk(),             false,_("Passed item is invalid."));
 202   wxCHECK_MSG(GetOwner() != NULL,false,_("Owner not initialized."));
 203   if (m_DataViewCtrlPtr->GetDataViewPeer()->Update(GetOwner()->GetParent(item),item))
 204   {
 205     wxDataViewEvent dataViewEvent(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED,m_DataViewCtrlPtr->GetId());
 206
 207     dataViewEvent.SetEventObject(m_DataViewCtrlPtr);
 208     dataViewEvent.SetColumn(col);
 209     dataViewEvent.SetItem(item);
 210    // send the equivalent wxWidget event:
 211     m_DataViewCtrlPtr->HandleWindowEvent(dataViewEvent);
 212    // done
 213     return true;
 214   }
 215   else
 216     return false;
 217 }
 218
 219 bool wxOSXDataViewModelNotifier::Cleared()
 220 {
 221   return m_DataViewCtrlPtr->GetDataViewPeer()->Reload();
 222 }
 223
 224 void wxOSXDataViewModelNotifier::Resort()
 225 {
 226   m_DataViewCtrlPtr->GetDataViewPeer()->Resort();
 227 }
 228
 229 void wxOSXDataViewModelNotifier::AdjustRowHeight(wxDataViewItem const& item)
 230 {
 231   if ((m_DataViewCtrlPtr->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) != 0)
 232   {
 233       wxDataViewModel *model = GetOwner();
 234
 235       int height = 20; // TODO find out standard height
 236       unsigned int num = m_DataViewCtrlPtr->GetColumnCount();
 237       unsigned int col;
 238       for (col = 0; col < num; col++)
 239       {
 240           wxDataViewColumn* column(m_DataViewCtrlPtr->GetColumnPtr(col));
 241
 242           if (!(column->IsHidden()))
 243           {
 244             wxDataViewCustomRenderer *renderer = dynamic_cast<wxDataViewCustomRenderer*>(column->GetRenderer());
 245             if (renderer)
 246             {
 247                 wxVariant value;
 248                 model->GetValue( value, item, column->GetModelColumn() );
 249                 renderer->SetValue( value );
 250                 height = wxMax( height, renderer->GetSize().y );
 251             }
 252           }
 253       }
 254       if (height > 20)
 255         m_DataViewCtrlPtr->GetDataViewPeer()->SetRowHeight(item,height);
 256   }
 257 }
 258
 259 void wxOSXDataViewModelNotifier::AdjustRowHeights(wxDataViewItemArray const& items)
 260 {
 261   if ((m_DataViewCtrlPtr->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) != 0)
 262   {
 263       size_t const noOfItems = items.GetCount();
 264
 265       wxDataViewModel *model = GetOwner();
 266
 267       for (size_t itemIndex=0; itemIndex<noOfItems; ++itemIndex)
 268       {
 269         int height = 20; // TODO find out standard height
 270         unsigned int num = m_DataViewCtrlPtr->GetColumnCount();
 271         unsigned int col;
 272
 273         for (col = 0; col < num; col++)
 274         {
 275             wxDataViewColumn* column(m_DataViewCtrlPtr->GetColumnPtr(col));
 276
 277             if (!(column->IsHidden()))
 278             {
 279               wxDataViewCustomRenderer *renderer = dynamic_cast<wxDataViewCustomRenderer*>(column->GetRenderer());
 280               if (renderer)
 281               {
 282                   wxVariant value;
 283                   model->GetValue( value, items[itemIndex], column->GetModelColumn() );
 284                   renderer->SetValue( value );
 285                   height = wxMax( height, renderer->GetSize().y );
 286               }
 287             }
 288         }
 289         if (height > 20)
 290           m_DataViewCtrlPtr->GetDataViewPeer()->SetRowHeight(items[itemIndex],height);
 291       }
 292   }
 293 }
 294
 295 // ---------------------------------------------------------
 296 // wxDataViewCustomRenderer
 297 // The constructor, the implementation macro and environment
 298 // dependent methods can be found in the environment's
 299 // source file.
 300 // ---------------------------------------------------------
 301 wxDataViewCustomRenderer::~wxDataViewCustomRenderer()
 302 {
 303   delete m_DCPtr;
 304 }
 305
 306 void wxDataViewCustomRenderer::RenderText( const wxString &text, int xoffset, wxRect cell, wxDC *dc, int state )
 307 {
 308     wxDataViewCtrl *view = GetOwner()->GetOwner();
 309
 310     wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ? *wxWHITE : view->GetForegroundColour();
 311     dc->SetTextForeground(col);
 312     dc->DrawText( text, cell.x + xoffset, cell.y + ((cell.height - dc->GetCharHeight()) / 2));
 313 }
 314
 315 wxDC* wxDataViewCustomRenderer::GetDC()
 316 {
 317   if ((m_DCPtr == NULL) && (GetOwner() != NULL) && (GetOwner()->GetOwner() != NULL))
 318     m_DCPtr = new wxClientDC(GetOwner()->GetOwner());
 319   return m_DCPtr;
 320 }
 321
 322 void wxDataViewCustomRenderer::SetDC(wxDC* newDCPtr)
 323 {
 324   delete m_DCPtr;
 325   m_DCPtr = newDCPtr;
 326 }
 327
 328 //-----------------------------------------------------------------------------
 329 // wxDataViewCtrl
 330 //-----------------------------------------------------------------------------
 331
 332 wxDataViewCtrl::~wxDataViewCtrl()
 333 {
 334   ClearColumns();
 335 }
 336
 337 void wxDataViewCtrl::Init()
 338 {
 339   m_CustomRendererPtr = NULL;
 340   m_Deleting          = false;
 341   m_macIsUserPane     = false;
 342   m_cgContext         = NULL;
 343 }
 344
 345 bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style, const wxValidator& validator )
 346 {
 347   if (!(wxControl::Create(parent,id,pos,size,style & ~(wxHSCROLL | wxVSCROLL),validator)))
 348     return false;
 349   m_peer = ::CreateDataView(this,parent,id,pos,size,style,GetExtraStyle());
 350
 351   MacPostControlCreate(pos,size);
 352
 353   return true;
 354 }
 355
 356 bool wxDataViewCtrl::AssociateModel(wxDataViewModel* model)
 357 {
 358   wxDataViewWidgetImpl* dataViewWidgetPtr(GetDataViewPeer());
 359
 360
 361   wxCHECK_MSG(dataViewWidgetPtr != NULL,false,_("Pointer to native control must not be NULL."));
 362   if (wxDataViewCtrlBase::AssociateModel(model) && dataViewWidgetPtr->AssociateModel(model))
 363   {
 364     if (model != NULL)
 365       model->AddNotifier(new wxOSXDataViewModelNotifier(this));
 366     return true;
 367   }
 368   else
 369     return false;
 370 }
 371
 372 bool wxDataViewCtrl::AppendColumn(wxDataViewColumn* columnPtr)
 373 {
 374    return wxDataViewCtrl::InsertColumn( GetColumnCount(), columnPtr );
 375 }
 376
 377 bool wxDataViewCtrl::PrependColumn(wxDataViewColumn* columnPtr)
 378 {
 379    return wxDataViewCtrl::InsertColumn( 0, columnPtr );
 380 }
 381
 382 bool wxDataViewCtrl::InsertColumn(unsigned int pos, wxDataViewColumn* columnPtr)
 383 {
 384   wxDataViewWidgetImpl* dataViewWidgetPtr(GetDataViewPeer());
 385
 386  // first, some error checking:
 387   wxCHECK_MSG(dataViewWidgetPtr != NULL,                                         false,_("Pointer to native control must not be NULL."));
 388   wxCHECK_MSG(columnPtr != NULL,                                                 false,_("Column pointer must not be NULL."));
 389   wxCHECK_MSG(columnPtr->GetRenderer() != NULL,                                  false,_("Column does not have a renderer."));
 390   wxCHECK_MSG(GetModel() != NULL,                                          false,_("No model associated with control."));
 391   wxCHECK_MSG((columnPtr->GetModelColumn() >= 0) &&
 392               (columnPtr->GetModelColumn() < GetModel()->GetColumnCount()),false,_("Column's model column has no equivalent in the associated model."));
 393
 394  // add column to wxWidget's internal structure:
 395   if (wxDataViewCtrlBase::InsertColumn(pos,columnPtr))
 396   {
 397     m_ColumnPtrs.Add(columnPtr);
 398    // if the insertion in the native control is successful the rest can also be initialized:
 399     if (dataViewWidgetPtr->InsertColumn(pos,columnPtr))
 400     {
 401      // make sure that the data is up-to-date...
 402      // if the newly appended column is the first column add the initial data to the control and mark the column as an expander column,
 403      // otherwise ask the control to 'update' the data in the newly appended column:
 404       if (GetColumnCount() == 1)
 405         SetExpanderColumn(columnPtr);
 406      // done:
 407       return true;
 408     }
 409     else
 410     {
 411      // clean-up:
 412       m_ColumnPtrs.Remove(columnPtr);
 413       delete columnPtr;
 414      // and send a message in debug mode:
 415       wxFAIL_MSG(_("Column could not be added to native control."));
 416      // failed:
 417       return false;
 418     }
 419   }
 420   else
 421   {
 422    // clean-up:
 423     delete columnPtr;
 424     wxFAIL_MSG(_("Could not add column to internal structures."));
 425    // failed:
 426     return false;
 427   }
 428 }
 429
 430 bool wxDataViewCtrl::ClearColumns()
 431 {
 432   if (GetDataViewPeer()->ClearColumns())
 433   {
 434     WX_CLEAR_ARRAY(m_ColumnPtrs);
 435     return true;
 436   }
 437   else
 438     return false;
 439 }
 440
 441 bool wxDataViewCtrl::DeleteColumn(wxDataViewColumn* columnPtr)
 442 {
 443   if (GetDataViewPeer()->DeleteColumn(columnPtr))
 444   {
 445     m_ColumnPtrs.Remove(columnPtr);
 446     delete columnPtr;
 447     return true;
 448   }
 449   else
 450     return false;
 451 }
 452
 453 wxDataViewColumn* wxDataViewCtrl::GetColumn(unsigned int pos) const
 454 {
 455   return GetDataViewPeer()->GetColumn(pos);
 456 }
 457
 458 unsigned int wxDataViewCtrl::GetColumnCount() const
 459 {
 460   return m_ColumnPtrs.GetCount();
 461 }
 462
 463 int wxDataViewCtrl::GetColumnPosition(wxDataViewColumn const* columnPtr) const
 464 {
 465   return GetDataViewPeer()->GetColumnPosition(columnPtr);
 466 }
 467
 468 void wxDataViewCtrl::Collapse(wxDataViewItem const& item)
 469 {
 470   GetDataViewPeer()->Collapse(item);
 471 }
 472
 473 void wxDataViewCtrl::EnsureVisible(wxDataViewItem const& item, wxDataViewColumn const* columnPtr)
 474 {
 475   if (item.IsOk())
 476   {
 477     ExpandAncestors(item); // make sure that the item exists in the control
 478     GetDataViewPeer()->EnsureVisible(item,columnPtr);
 479   }
 480 }
 481
 482 void wxDataViewCtrl::Expand(wxDataViewItem const& item)
 483 {
 484   return GetDataViewPeer()->Expand(item);
 485 }
 486
 487 bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const
 488 {
 489   return (item.IsOk() && GetDataViewPeer()->IsExpanded(item));
 490 }
 491
 492 wxDataViewColumn* wxDataViewCtrl::GetSortingColumn() const
 493 {
 494   return GetDataViewPeer()->GetSortingColumn();
 495 }
 496
 497 unsigned int wxDataViewCtrl::GetCount() const
 498 {
 499   return GetDataViewPeer()->GetCount();
 500 }
 501
 502 wxRect wxDataViewCtrl::GetItemRect(wxDataViewItem const& item, wxDataViewColumn const* columnPtr) const
 503 {
 504   if (item.IsOk() && (columnPtr != NULL))
 505     return GetDataViewPeer()->GetRectangle(item,columnPtr);
 506   else
 507     return wxRect();
 508 }
 509
 510 wxDataViewItem wxDataViewCtrl::GetSelection() const
 511 {
 512   wxDataViewItemArray itemIDs;
 513
 514
 515   if (GetDataViewPeer()->GetSelections(itemIDs) > 0)
 516     return itemIDs[0];
 517   else
 518     return wxDataViewItem();
 519 }
 520
 521 int wxDataViewCtrl::GetSelections(wxDataViewItemArray& sel) const
 522 {
 523   return GetDataViewPeer()->GetSelections(sel);
 524 }
 525
 526 void wxDataViewCtrl::HitTest(wxPoint const& point, wxDataViewItem& item, wxDataViewColumn*& columnPtr) const
 527 {
 528   return GetDataViewPeer()->HitTest(point,item,columnPtr);
 529 }
 530
 531 bool wxDataViewCtrl::IsSelected(wxDataViewItem const& item) const
 532 {
 533   return GetDataViewPeer()->IsSelected(item);
 534 }
 535
 536 void wxDataViewCtrl::Select(wxDataViewItem const& item)
 537 {
 538   if (item.IsOk())
 539   {
 540     ExpandAncestors(item); // make sure that the item exists in the control
 541     GetDataViewPeer()->Select(item);
 542   }
 543 }
 544
 545 void wxDataViewCtrl::SelectAll()
 546 {
 547   GetDataViewPeer()->SelectAll();
 548 }
 549
 550 void wxDataViewCtrl::SetSelections(wxDataViewItemArray const& sel)
 551 {
 552     size_t const noOfSelections = sel.GetCount();
 553
 554     size_t i;
 555
 556     wxDataViewItem last_parent;
 557
 558
 559    // make sure that all to be selected items are visible in the control:
 560     for (i = 0; i < noOfSelections; i++)
 561     {
 562         wxDataViewItem item   = sel[i];
 563         wxDataViewItem parent = GetModel()->GetParent( item );
 564
 565         if (parent.IsOk() && (parent != last_parent))
 566           ExpandAncestors(item);
 567         last_parent = parent;
 568     }
 569
 570    // finally select the items:
 571     wxDataViewWidgetImpl* dataViewWidgetPtr(GetDataViewPeer()); // variable definition for abbreviational purposes
 572
 573     for (i=0; i<noOfSelections; ++i)
 574       dataViewWidgetPtr->Select(sel[i]);
 575 }
 576
 577 void wxDataViewCtrl::Unselect(wxDataViewItem const& item)
 578 {
 579   if (item.IsOk())
 580     GetDataViewPeer()->Unselect(item);
 581 }
 582
 583 void wxDataViewCtrl::UnselectAll()
 584 {
 585   GetDataViewPeer()->UnselectAll();
 586 }
 587
 588 //
 589 // implementation
 590 //
 591 wxDataViewWidgetImpl* wxDataViewCtrl::GetDataViewPeer() const
 592 {
 593   return dynamic_cast<wxDataViewWidgetImpl*>(GetPeer());
 594 }
 595
 596 void wxDataViewCtrl::AddChildren(wxDataViewItem const& parentItem)
 597 {
 598   int noOfChildren;
 599
 600   wxDataViewItemArray items;
 601
 602
 603   wxCHECK_RET(GetModel() != NULL,_("Model pointer not initialized."));
 604   noOfChildren = GetModel()->GetChildren(parentItem,items);
 605   (void) GetModel()->ItemsAdded(parentItem,items);
 606 }
 607
 608 void wxDataViewCtrl::FinishCustomItemEditing()
 609 {
 610   if (GetCustomRendererItem().IsOk())
 611   {
 612     GetCustomRendererPtr()->FinishEditing();
 613     SetCustomRendererItem(wxDataViewItem());
 614     SetCustomRendererPtr (NULL);
 615   }
 616 }
 617
 618 /*static*/
 619 wxVisualAttributes
 620 wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
 621 {
 622     wxVisualAttributes attr;
 623
 624     attr.colFg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
 625     attr.colBg = wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOX );
 626     attr.font.CreateSystemFont(wxOSX_SYSTEM_FONT_VIEWS);
 627
 628     return attr;
 629 }
 630
 631 // inherited methods from wxDataViewCtrlBase
 632 void wxDataViewCtrl::DoSetExpanderColumn()
 633 {
 634   if (GetExpanderColumn() != NULL)
 635     GetDataViewPeer()->DoSetExpanderColumn(GetExpanderColumn());
 636 }
 637
 638 void wxDataViewCtrl::DoSetIndent()
 639 {
 640   GetDataViewPeer()->DoSetIndent(GetIndent());
 641 }
 642
 643 // event handling:
 644 void wxDataViewCtrl::OnSize(wxSizeEvent& event)
 645 {
 646   unsigned int const noOfColumns = GetColumnCount();
 647
 648
 649  // reset DC of all custom renderers because DC has changed:
 650   for (unsigned int i=0; i<noOfColumns; ++i)
 651   {
 652     wxDataViewColumn* dataViewColumnPtr(GetColumn(i));
 653
 654     if (dataViewColumnPtr != NULL)
 655     {
 656       wxDataViewCustomRenderer* dataViewCustomRendererPtr(dynamic_cast<wxDataViewCustomRenderer*>(dataViewColumnPtr->GetRenderer()));
 657
 658       if (dataViewCustomRendererPtr != NULL)
 659         dataViewCustomRendererPtr->SetDC(NULL);
 660     }
 661   }
 662
 663  // update the layout of the native control after a size event:
 664   GetDataViewPeer()->OnSize();
 665
 666   event.Skip();
 667 }
 668
 669 wxSize wxDataViewCtrl::DoGetBestSize() const
 670 {
 671     wxSize best = wxControl::DoGetBestSize();
 672     best.y = 80;
 673
 674     return best;
 675 }
 676
 677 void wxDataViewCtrl::OnMouse(wxMouseEvent& event)
 678 {
 679     event.Skip();
 680
 681     if (GetModel() == NULL)
 682         return;
 683
 684 #if 0
 685     // Doesn't compile anymore
 686     wxMacDataViewDataBrowserListViewControlPointer MacDataViewListCtrlPtr(dynamic_cast<wxMacDataViewDataBrowserListViewControlPointer>(m_peer));
 687
 688     int NoOfChildren;
 689     wxDataViewItemArray items;
 690     NoOfChildren = GetModel()->GetChildren( wxDataViewItem(), items);
 691     if (NoOfChildren == 0)
 692        return;
 693     wxDataViewItem firstChild = items[0];
 694
 695     UInt16 headerHeight = 0;
 696     MacDataViewListCtrlPtr->GetHeaderButtonHeight(&headerHeight);
 697
 698
 699     if (event.GetY() < headerHeight)
 700     {
 701        unsigned int col_count = GetColumnCount();
 702        unsigned int col;
 703        for (col = 0; col < col_count; col++)
 704        {
 705            wxDataViewColumn *column = GetColumn( col );
 706            if (column->IsHidden())
 707               continue;
 708
 709            Rect itemrect;
 710            ::GetDataBrowserItemPartBounds( MacDataViewListCtrlPtr->GetControlRef(),
 711               reinterpret_cast<DataBrowserItemID>(firstChild.GetID()), column->GetPropertyID(),
 712               kDataBrowserPropertyEnclosingPart, &itemrect );
 713
 714            if (abs( event.GetX() - itemrect.right) < 3)
 715            {
 716                if (column->GetFlags() & wxDATAVIEW_COL_RESIZABLE)
 717                   SetCursor( wxCursor( wxCURSOR_SIZEWE ) );
 718                else
 719                   SetCursor( *wxSTANDARD_CURSOR );
 720                return;
 721            }
 722        }
 723
 724     }
 725
 726     SetCursor( *wxSTANDARD_CURSOR );
 727 #endif
 728 }
 729
 730 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl,wxDataViewCtrlBase)
 731
 732 BEGIN_EVENT_TABLE(wxDataViewCtrl,wxDataViewCtrlBase)
 733   EVT_SIZE(wxDataViewCtrl::OnSize)
 734   EVT_MOTION(wxDataViewCtrl::OnMouse)
 735 END_EVENT_TABLE()
 736
 737 #endif // (wxUSE_DATAVIEWCTRL != 0) && (!defined(wxUSE_GENERICDATAVIEWCTRL) || (wxUSE_GENERICDATAVIEWCTRL == 0))
 738