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 wxDC* wxDataViewCustomRenderer::GetDC()
 307 {
 308   if ((m_DCPtr == NULL) && (GetOwner() != NULL) && (GetOwner()->GetOwner() != NULL))
 309     m_DCPtr = new wxClientDC(GetOwner()->GetOwner());
 310   return m_DCPtr;
 311 }
 312
 313 void wxDataViewCustomRenderer::SetDC(wxDC* newDCPtr)
 314 {
 315   delete m_DCPtr;
 316   m_DCPtr = newDCPtr;
 317 }
 318
 319 //-----------------------------------------------------------------------------
 320 // wxDataViewCtrl
 321 //-----------------------------------------------------------------------------
 322
 323 wxDataViewCtrl::~wxDataViewCtrl()
 324 {
 325   ClearColumns();
 326 }
 327
 328 void wxDataViewCtrl::Init()
 329 {
 330   m_CustomRendererPtr = NULL;
 331   m_Deleting          = false;
 332   m_macIsUserPane     = false;
 333   m_cgContext         = NULL;
 334 }
 335
 336 bool wxDataViewCtrl::Create(wxWindow *parent,
 337                             wxWindowID id,
 338                             const wxPoint& pos,
 339                             const wxSize& size,
 340                             long style,
 341                             const wxValidator& validator,
 342                             const wxString& name)
 343 {
 344   if (!(wxControl::Create(parent,id,pos,size,style,validator,name)))
 345     return false;
 346   m_peer = ::CreateDataView(this,parent,id,pos,size,style,GetExtraStyle());
 347
 348   MacPostControlCreate(pos,size);
 349
 350   return true;
 351 }
 352
 353 bool wxDataViewCtrl::AssociateModel(wxDataViewModel* model)
 354 {
 355   wxDataViewWidgetImpl* dataViewWidgetPtr(GetDataViewPeer());
 356
 357
 358   wxCHECK_MSG(dataViewWidgetPtr != NULL,false,_("Pointer to native control must not be NULL."));
 359   if (wxDataViewCtrlBase::AssociateModel(model) && dataViewWidgetPtr->AssociateModel(model))
 360   {
 361     if (model != NULL)
 362       model->AddNotifier(new wxOSXDataViewModelNotifier(this));
 363     return true;
 364   }
 365   else
 366     return false;
 367 }
 368
 369 bool wxDataViewCtrl::AppendColumn(wxDataViewColumn* columnPtr)
 370 {
 371    return wxDataViewCtrl::InsertColumn( GetColumnCount(), columnPtr );
 372 }
 373
 374 bool wxDataViewCtrl::PrependColumn(wxDataViewColumn* columnPtr)
 375 {
 376    return wxDataViewCtrl::InsertColumn( 0, columnPtr );
 377 }
 378
 379 bool wxDataViewCtrl::InsertColumn(unsigned int pos, wxDataViewColumn* columnPtr)
 380 {
 381   wxDataViewWidgetImpl* dataViewWidgetPtr(GetDataViewPeer());
 382
 383  // first, some error checking:
 384   wxCHECK_MSG(dataViewWidgetPtr != NULL,                                         false,_("Pointer to native control must not be NULL."));
 385   wxCHECK_MSG(columnPtr != NULL,                                                 false,_("Column pointer must not be NULL."));
 386   wxCHECK_MSG(columnPtr->GetRenderer() != NULL,                                  false,_("Column does not have a renderer."));
 387   wxCHECK_MSG(GetModel() != NULL,                                          false,_("No model associated with control."));
 388   wxCHECK_MSG((columnPtr->GetModelColumn() >= 0) &&
 389               (columnPtr->GetModelColumn() < GetModel()->GetColumnCount()),false,_("Column's model column has no equivalent in the associated model."));
 390
 391  // add column to wxWidget's internal structure:
 392   if (wxDataViewCtrlBase::InsertColumn(pos,columnPtr))
 393   {
 394     m_ColumnPtrs.Add(columnPtr);
 395    // if the insertion in the native control is successful the rest can also be initialized:
 396     if (dataViewWidgetPtr->InsertColumn(pos,columnPtr))
 397     {
 398      // make sure that the data is up-to-date...
 399      // if the newly appended column is the first column add the initial data to the control and mark the column as an expander column,
 400      // otherwise ask the control to 'update' the data in the newly appended column:
 401       if (GetColumnCount() == 1)
 402         SetExpanderColumn(columnPtr);
 403      // done:
 404       return true;
 405     }
 406     else
 407     {
 408      // clean-up:
 409       m_ColumnPtrs.Remove(columnPtr);
 410       delete columnPtr;
 411      // and send a message in debug mode:
 412       wxFAIL_MSG(_("Column could not be added to native control."));
 413      // failed:
 414       return false;
 415     }
 416   }
 417   else
 418   {
 419    // clean-up:
 420     delete columnPtr;
 421     wxFAIL_MSG(_("Could not add column to internal structures."));
 422    // failed:
 423     return false;
 424   }
 425 }
 426
 427 bool wxDataViewCtrl::ClearColumns()
 428 {
 429   if (GetDataViewPeer()->ClearColumns())
 430   {
 431     WX_CLEAR_ARRAY(m_ColumnPtrs);
 432     return true;
 433   }
 434   else
 435     return false;
 436 }
 437
 438 bool wxDataViewCtrl::DeleteColumn(wxDataViewColumn* columnPtr)
 439 {
 440   if (GetDataViewPeer()->DeleteColumn(columnPtr))
 441   {
 442     m_ColumnPtrs.Remove(columnPtr);
 443     delete columnPtr;
 444     return true;
 445   }
 446   else
 447     return false;
 448 }
 449
 450 wxDataViewColumn* wxDataViewCtrl::GetColumn(unsigned int pos) const
 451 {
 452   return GetDataViewPeer()->GetColumn(pos);
 453 }
 454
 455 unsigned int wxDataViewCtrl::GetColumnCount() const
 456 {
 457   return m_ColumnPtrs.GetCount();
 458 }
 459
 460 int wxDataViewCtrl::GetColumnPosition(wxDataViewColumn const* columnPtr) const
 461 {
 462   return GetDataViewPeer()->GetColumnPosition(columnPtr);
 463 }
 464
 465 void wxDataViewCtrl::Collapse(wxDataViewItem const& item)
 466 {
 467   GetDataViewPeer()->Collapse(item);
 468 }
 469
 470 void wxDataViewCtrl::EnsureVisible(wxDataViewItem const& item, wxDataViewColumn const* columnPtr)
 471 {
 472   if (item.IsOk())
 473   {
 474     ExpandAncestors(item); // make sure that the item exists in the control
 475     GetDataViewPeer()->EnsureVisible(item,columnPtr);
 476   }
 477 }
 478
 479 void wxDataViewCtrl::Expand(wxDataViewItem const& item)
 480 {
 481   return GetDataViewPeer()->Expand(item);
 482 }
 483
 484 bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const
 485 {
 486   return (item.IsOk() && GetDataViewPeer()->IsExpanded(item));
 487 }
 488
 489 wxDataViewColumn* wxDataViewCtrl::GetSortingColumn() const
 490 {
 491   return GetDataViewPeer()->GetSortingColumn();
 492 }
 493
 494 unsigned int wxDataViewCtrl::GetCount() const
 495 {
 496   return GetDataViewPeer()->GetCount();
 497 }
 498
 499 wxRect wxDataViewCtrl::GetItemRect(wxDataViewItem const& item, wxDataViewColumn const* columnPtr) const
 500 {
 501   if (item.IsOk() && (columnPtr != NULL))
 502     return GetDataViewPeer()->GetRectangle(item,columnPtr);
 503   else
 504     return wxRect();
 505 }
 506
 507 wxDataViewItem wxDataViewCtrl::GetSelection() const
 508 {
 509   wxDataViewItemArray itemIDs;
 510
 511
 512   if (GetDataViewPeer()->GetSelections(itemIDs) > 0)
 513     return itemIDs[0];
 514   else
 515     return wxDataViewItem();
 516 }
 517
 518 int wxDataViewCtrl::GetSelections(wxDataViewItemArray& sel) const
 519 {
 520   return GetDataViewPeer()->GetSelections(sel);
 521 }
 522
 523 void wxDataViewCtrl::HitTest(wxPoint const& point, wxDataViewItem& item, wxDataViewColumn*& columnPtr) const
 524 {
 525   return GetDataViewPeer()->HitTest(point,item,columnPtr);
 526 }
 527
 528 bool wxDataViewCtrl::IsSelected(wxDataViewItem const& item) const
 529 {
 530   return GetDataViewPeer()->IsSelected(item);
 531 }
 532
 533 void wxDataViewCtrl::Select(wxDataViewItem const& item)
 534 {
 535   if (item.IsOk())
 536   {
 537     ExpandAncestors(item); // make sure that the item exists in the control
 538     GetDataViewPeer()->Select(item);
 539   }
 540 }
 541
 542 void wxDataViewCtrl::SelectAll()
 543 {
 544   GetDataViewPeer()->SelectAll();
 545 }
 546
 547 void wxDataViewCtrl::SetSelections(wxDataViewItemArray const& sel)
 548 {
 549     size_t const noOfSelections = sel.GetCount();
 550
 551     size_t i;
 552
 553     wxDataViewItem last_parent;
 554
 555
 556    // make sure that all to be selected items are visible in the control:
 557     for (i = 0; i < noOfSelections; i++)
 558     {
 559         wxDataViewItem item   = sel[i];
 560         wxDataViewItem parent = GetModel()->GetParent( item );
 561
 562         if (parent.IsOk() && (parent != last_parent))
 563           ExpandAncestors(item);
 564         last_parent = parent;
 565     }
 566
 567    // finally select the items:
 568     wxDataViewWidgetImpl* dataViewWidgetPtr(GetDataViewPeer()); // variable definition for abbreviational purposes
 569
 570     for (i=0; i<noOfSelections; ++i)
 571       dataViewWidgetPtr->Select(sel[i]);
 572 }
 573
 574 void wxDataViewCtrl::Unselect(wxDataViewItem const& item)
 575 {
 576   if (item.IsOk())
 577     GetDataViewPeer()->Unselect(item);
 578 }
 579
 580 void wxDataViewCtrl::UnselectAll()
 581 {
 582   GetDataViewPeer()->UnselectAll();
 583 }
 584
 585 //
 586 // implementation
 587 //
 588 wxDataViewWidgetImpl* wxDataViewCtrl::GetDataViewPeer() const
 589 {
 590   return dynamic_cast<wxDataViewWidgetImpl*>(GetPeer());
 591 }
 592
 593 void wxDataViewCtrl::AddChildren(wxDataViewItem const& parentItem)
 594 {
 595   int noOfChildren;
 596
 597   wxDataViewItemArray items;
 598
 599
 600   wxCHECK_RET(GetModel() != NULL,_("Model pointer not initialized."));
 601   noOfChildren = GetModel()->GetChildren(parentItem,items);
 602   (void) GetModel()->ItemsAdded(parentItem,items);
 603 }
 604
 605 void wxDataViewCtrl::FinishCustomItemEditing()
 606 {
 607   if (GetCustomRendererItem().IsOk())
 608   {
 609     GetCustomRendererPtr()->FinishEditing();
 610     SetCustomRendererItem(wxDataViewItem());
 611     SetCustomRendererPtr (NULL);
 612   }
 613 }
 614
 615 /*static*/
 616 wxVisualAttributes
 617 wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
 618 {
 619     wxVisualAttributes attr;
 620
 621     attr.colFg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
 622     attr.colBg = wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOX );
 623     static wxFont font = wxFont(wxOSX_SYSTEM_FONT_VIEWS);
 624     attr.font = font;
 625
 626     return attr;
 627 }
 628
 629 // inherited methods from wxDataViewCtrlBase
 630 void wxDataViewCtrl::DoSetExpanderColumn()
 631 {
 632   if (GetExpanderColumn() != NULL)
 633     GetDataViewPeer()->DoSetExpanderColumn(GetExpanderColumn());
 634 }
 635
 636 void wxDataViewCtrl::DoSetIndent()
 637 {
 638   GetDataViewPeer()->DoSetIndent(GetIndent());
 639 }
 640
 641 // event handling:
 642 void wxDataViewCtrl::OnSize(wxSizeEvent& event)
 643 {
 644   unsigned int const noOfColumns = GetColumnCount();
 645
 646
 647  // reset DC of all custom renderers because DC has changed:
 648   for (unsigned int i=0; i<noOfColumns; ++i)
 649   {
 650     wxDataViewColumn* dataViewColumnPtr(GetColumn(i));
 651
 652     if (dataViewColumnPtr != NULL)
 653     {
 654       wxDataViewCustomRenderer* dataViewCustomRendererPtr(dynamic_cast<wxDataViewCustomRenderer*>(dataViewColumnPtr->GetRenderer()));
 655
 656       if (dataViewCustomRendererPtr != NULL)
 657         dataViewCustomRendererPtr->SetDC(NULL);
 658     }
 659   }
 660
 661  // update the layout of the native control after a size event:
 662   GetDataViewPeer()->OnSize();
 663
 664   event.Skip();
 665 }
 666
 667 wxSize wxDataViewCtrl::DoGetBestSize() const
 668 {
 669     wxSize best = wxControl::DoGetBestSize();
 670     best.y = 80;
 671
 672     return best;
 673 }
 674
 675 void wxDataViewCtrl::OnMouse(wxMouseEvent& event)
 676 {
 677     event.Skip();
 678
 679     if (GetModel() == NULL)
 680         return;
 681
 682 #if 0
 683     // Doesn't compile anymore
 684     wxMacDataViewDataBrowserListViewControlPointer MacDataViewListCtrlPtr(dynamic_cast<wxMacDataViewDataBrowserListViewControlPointer>(m_peer));
 685
 686     int NoOfChildren;
 687     wxDataViewItemArray items;
 688     NoOfChildren = GetModel()->GetChildren( wxDataViewItem(), items);
 689     if (NoOfChildren == 0)
 690        return;
 691     wxDataViewItem firstChild = items[0];
 692
 693     UInt16 headerHeight = 0;
 694     MacDataViewListCtrlPtr->GetHeaderButtonHeight(&headerHeight);
 695
 696
 697     if (event.GetY() < headerHeight)
 698     {
 699        unsigned int col_count = GetColumnCount();
 700        unsigned int col;
 701        for (col = 0; col < col_count; col++)
 702        {
 703            wxDataViewColumn *column = GetColumn( col );
 704            if (column->IsHidden())
 705               continue;
 706
 707            Rect itemrect;
 708            ::GetDataBrowserItemPartBounds( MacDataViewListCtrlPtr->GetControlRef(),
 709               reinterpret_cast<DataBrowserItemID>(firstChild.GetID()), column->GetPropertyID(),
 710               kDataBrowserPropertyEnclosingPart, &itemrect );
 711
 712            if (abs( event.GetX() - itemrect.right) < 3)
 713            {
 714                if (column->GetFlags() & wxDATAVIEW_COL_RESIZABLE)
 715                   SetCursor( wxCursor( wxCURSOR_SIZEWE ) );
 716                else
 717                   SetCursor( *wxSTANDARD_CURSOR );
 718                return;
 719            }
 720        }
 721
 722     }
 723
 724     SetCursor( *wxSTANDARD_CURSOR );
 725 #endif
 726 }
 727
 728 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl,wxDataViewCtrlBase)
 729
 730 BEGIN_EVENT_TABLE(wxDataViewCtrl,wxDataViewCtrlBase)
 731   EVT_SIZE(wxDataViewCtrl::OnSize)
 732   EVT_MOTION(wxDataViewCtrl::OnMouse)
 733 END_EVENT_TABLE()
 734
 735 #endif // (wxUSE_DATAVIEWCTRL != 0) && (!defined(wxUSE_GENERICDATAVIEWCTRL) || (wxUSE_GENERICDATAVIEWCTRL == 0))
 736