X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/45778c96d414a31853b273a0445f6038ce5568c0..9b49405777342458dc1666001865eef7309b6c30:/src/generic/datavgen.cpp diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp index 41af9707f1..afe948e080 100644 --- a/src/generic/datavgen.cpp +++ b/src/generic/datavgen.cpp @@ -1,7 +1,8 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: datavgen.cpp +// Name: src/generic/datavgen.cpp // Purpose: wxDataViewCtrl generic implementation // Author: Robert Roebling +// Modified by: Francesco Montorsi, Guru Kathiresan, Bo Yang // Id: $Id$ // Copyright: (c) 1998 Robert Roebling // Licence: wxWindows licence @@ -10,7 +11,9 @@ // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" -#include "wx/defs.h" +#ifdef __BORLANDC__ + #pragma hdrstop +#endif #if wxUSE_DATAVIEWCTRL @@ -18,627 +21,4418 @@ #ifdef wxUSE_GENERICDATAVIEWCTRL +#ifndef WX_PRECOMP + #ifdef __WXMSW__ + #include "wx/msw/private.h" + #include "wx/msw/wrapwin.h" + #include "wx/msw/wrapcctl.h" // include "properly" + #endif + #include "wx/sizer.h" + #include "wx/log.h" + #include "wx/dcclient.h" + #include "wx/timer.h" + #include "wx/settings.h" + #include "wx/msgdlg.h" + #include "wx/dcscreen.h" + #include "wx/frame.h" +#endif + #include "wx/stockitem.h" -#include "wx/dcclient.h" #include "wx/calctrl.h" #include "wx/popupwin.h" -#include "wx/sizer.h" -#include "wx/log.h" #include "wx/renderer.h" +#include "wx/dcbuffer.h" +#include "wx/icon.h" +#include "wx/list.h" +#include "wx/listimpl.cpp" +#include "wx/imaglist.h" +#include "wx/headerctrl.h" +#include "wx/dnd.h" + +//----------------------------------------------------------------------------- +// classes +//----------------------------------------------------------------------------- + +class wxDataViewCtrl; + +static const int SCROLL_UNIT_X = 15; + +// the cell padding on the left/right +static const int PADDING_RIGHTLEFT = 3; + +// the expander space margin +static const int EXPANDER_MARGIN = 4; #ifdef __WXMSW__ - #include // for DLGC_WANTARROWS - #include "wx/msw/winundef.h" +static const int EXPANDER_OFFSET = 4; +#else +static const int EXPANDER_OFFSET = 1; #endif +// Below is the compare stuff. +// For the generic implementation, both the leaf nodes and the nodes are sorted for +// fast search when needed +static wxDataViewModel* g_model; +static int g_column = -2; +static bool g_asending = true; + //----------------------------------------------------------------------------- -// classes +// wxDataViewHeaderWindow //----------------------------------------------------------------------------- -class wxDataViewCtrl; +class wxDataViewHeaderWindow : public wxHeaderCtrl +{ +public: + wxDataViewHeaderWindow(wxDataViewCtrl *parent) + : wxHeaderCtrl(parent) + { + } + + wxDataViewCtrl *GetOwner() const + { return static_cast(GetParent()); } + +protected: + // implement/override wxHeaderCtrl functions by forwarding them to the main + // control + virtual const wxHeaderColumn& GetColumn(unsigned int idx) const + { + return *(GetOwner()->GetColumn(idx)); + } + + // FIXME: currently unused + virtual bool UpdateColumnWidthToFit(unsigned int idx, int widthTitle) + { + wxDataViewCtrl * const owner = GetOwner(); + + int widthContents = owner->GetBestColumnWidth(idx); + owner->GetColumn(idx)->SetWidth(wxMax(widthTitle, widthContents)); + owner->OnColumnChange(idx); + + return true; + } + +private: + bool SendEvent(wxEventType type, unsigned int n) + { + wxDataViewCtrl * const owner = GetOwner(); + wxDataViewEvent event(type, owner->GetId()); + + event.SetEventObject(owner); + event.SetColumn(n); + event.SetDataViewColumn(owner->GetColumn(n)); + event.SetModel(owner->GetModel()); + + // for events created by wxDataViewHeaderWindow the + // row / value fields are not valid + return owner->GetEventHandler()->ProcessEvent(event); + } + + void OnClick(wxHeaderCtrlEvent& event) + { + const unsigned idx = event.GetColumn(); + + if ( SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, idx) ) + return; + + // default handling for the column click is to sort by this column or + // toggle its sort order + wxDataViewCtrl * const owner = GetOwner(); + wxDataViewColumn * const col = owner->GetColumn(idx); + if ( !col->IsSortable() ) + { + // no default handling for non-sortable columns + event.Skip(); + return; + } + + if ( col->IsSortKey() ) + { + // already using this column for sorting, just change the order + col->ToggleSortOrder(); + } + else // not using this column for sorting yet + { + // first unset the old sort column if any + int oldSortKey = owner->GetSortingColumnIndex(); + if ( oldSortKey != wxNOT_FOUND ) + { + owner->GetColumn(oldSortKey)->UnsetAsSortKey(); + owner->OnColumnChange(oldSortKey); + } + + owner->SetSortingColumnIndex(idx); + col->SetAsSortKey(); + } + + wxDataViewModel * const model = owner->GetModel(); + if ( model ) + model->Resort(); + + owner->OnColumnChange(idx); + } + + void OnRClick(wxHeaderCtrlEvent& event) + { + if ( !SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, + event.GetColumn()) ) + event.Skip(); + } + + void OnResize(wxHeaderCtrlEvent& event) + { + wxDataViewCtrl * const owner = GetOwner(); + + const unsigned col = event.GetColumn(); + owner->GetColumn(col)->SetWidth(event.GetWidth()); + GetOwner()->OnColumnChange(col); + } + + void OnEndReorder(wxHeaderCtrlEvent& event) + { + wxDataViewCtrl * const owner = GetOwner(); + owner->ColumnMoved(owner->GetColumn(event.GetColumn()), + event.GetNewOrder()); + } + + DECLARE_EVENT_TABLE() + wxDECLARE_NO_COPY_CLASS(wxDataViewHeaderWindow); +}; + +BEGIN_EVENT_TABLE(wxDataViewHeaderWindow, wxHeaderCtrl) + EVT_HEADER_CLICK(wxID_ANY, wxDataViewHeaderWindow::OnClick) + EVT_HEADER_RIGHT_CLICK(wxID_ANY, wxDataViewHeaderWindow::OnRClick) -// --------------------------------------------------------- -// wxGenericDataViewListModelNotifier -// --------------------------------------------------------- + EVT_HEADER_RESIZING(wxID_ANY, wxDataViewHeaderWindow::OnResize) + EVT_HEADER_END_RESIZE(wxID_ANY, wxDataViewHeaderWindow::OnResize) -class wxGenericDataViewListModelNotifier: public wxDataViewListModelNotifier + EVT_HEADER_END_REORDER(wxID_ANY, wxDataViewHeaderWindow::OnEndReorder) +END_EVENT_TABLE() + +//----------------------------------------------------------------------------- +// wxDataViewRenameTimer +//----------------------------------------------------------------------------- + +class wxDataViewRenameTimer: public wxTimer { +private: + wxDataViewMainWindow *m_owner; + public: - wxGenericDataViewListModelNotifier( wxDataViewListModel *wx_model ); - - virtual bool RowAppended(); - virtual bool RowPrepended(); - virtual bool RowInserted( size_t before ); - virtual bool RowDeleted( size_t row ); - virtual bool RowChanged( size_t row ); - virtual bool ValueChanged( size_t col, size_t row ); - virtual bool RowsReordered( size_t *new_order ); - virtual bool Cleared(); - - wxDataViewListModel *m_wx_model; + wxDataViewRenameTimer( wxDataViewMainWindow *owner ); + void Notify(); }; -// --------------------------------------------------------- -// wxGenericDataViewListModelNotifier -// --------------------------------------------------------- +//----------------------------------------------------------------------------- +// wxDataViewTreeNode +//----------------------------------------------------------------------------- + +class wxDataViewTreeNode; +WX_DEFINE_ARRAY( wxDataViewTreeNode *, wxDataViewTreeNodes ); +WX_DEFINE_ARRAY( void* , wxDataViewTreeLeaves); + +int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, + wxDataViewTreeNode ** node2); +int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2); + +class wxDataViewTreeNode +{ +public: + wxDataViewTreeNode( wxDataViewTreeNode * parent = NULL ) + { + m_parent = parent; + if (!parent) + m_open = true; + else + m_open = false; + m_hasChildren = false; + m_subTreeCount = 0; + } + + ~wxDataViewTreeNode() + { + } + + wxDataViewTreeNode * GetParent() const { return m_parent; } + void SetParent( wxDataViewTreeNode * parent ) { m_parent = parent; } + wxDataViewTreeNodes & GetNodes() { return m_nodes; } + wxDataViewTreeLeaves & GetChildren() { return m_leaves; } + + void AddNode( wxDataViewTreeNode * node ) + { + m_leaves.Add( node->GetItem().GetID() ); + if (g_column >= -1) + m_leaves.Sort( &wxGenericTreeModelItemCmp ); + m_nodes.Add( node ); + if (g_column >= -1) + m_nodes.Sort( &wxGenericTreeModelNodeCmp ); + } + void AddLeaf( void * leaf ) + { + m_leaves.Add( leaf ); + if (g_column >= -1) + m_leaves.Sort( &wxGenericTreeModelItemCmp ); + } + + wxDataViewItem & GetItem() { return m_item; } + const wxDataViewItem & GetItem() const { return m_item; } + void SetItem( const wxDataViewItem & item ) { m_item = item; } + + unsigned int GetChildrenNumber() const { return m_leaves.GetCount(); } + unsigned int GetNodeNumber() const { return m_nodes.GetCount(); } + int GetIndentLevel() const + { + int ret = 0; + const wxDataViewTreeNode * node = this; + while( node->GetParent()->GetParent() != NULL ) + { + node = node->GetParent(); + ret ++; + } + return ret; + } + + bool IsOpen() const + { + return m_open; + } + + void ToggleOpen() + { + int len = m_nodes.GetCount(); + int sum = 0; + for ( int i = 0;i < len; i ++) + sum += m_nodes[i]->GetSubTreeCount(); + + sum += m_leaves.GetCount(); + if (m_open) + { + ChangeSubTreeCount(-sum); + m_open = !m_open; + } + else + { + m_open = !m_open; + ChangeSubTreeCount(sum); + } + } + bool HasChildren() const { return m_hasChildren; } + void SetHasChildren( bool has ){ m_hasChildren = has; } + + void SetSubTreeCount( int num ) { m_subTreeCount = num; } + int GetSubTreeCount() const { return m_subTreeCount; } + void ChangeSubTreeCount( int num ) + { + if( !m_open ) + return; + m_subTreeCount += num; + if( m_parent ) + m_parent->ChangeSubTreeCount(num); + } + + void Resort() + { + if (g_column >= -1) + { + m_nodes.Sort( &wxGenericTreeModelNodeCmp ); + int len = m_nodes.GetCount(); + for (int i = 0; i < len; i ++) + m_nodes[i]->Resort(); + m_leaves.Sort( &wxGenericTreeModelItemCmp ); + } + } + +private: + wxDataViewTreeNode *m_parent; + wxDataViewTreeNodes m_nodes; + wxDataViewTreeLeaves m_leaves; + wxDataViewItem m_item; + bool m_open; + bool m_hasChildren; + int m_subTreeCount; +}; -wxGenericDataViewListModelNotifier::wxGenericDataViewListModelNotifier( - wxDataViewListModel *wx_model ) +int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, + wxDataViewTreeNode ** node2) { - m_wx_model = wx_model; + return g_model->Compare( (*node1)->GetItem(), (*node2)->GetItem(), g_column, g_asending ); } - -bool wxGenericDataViewListModelNotifier::RowAppended() + +int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2) { - size_t pos = m_wx_model->GetNumberOfRows()-1; - - return false; + return g_model->Compare( *id1, *id2, g_column, g_asending ); } -bool wxGenericDataViewListModelNotifier::RowPrepended() + +//----------------------------------------------------------------------------- +// wxDataViewMainWindow +//----------------------------------------------------------------------------- + +WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection, + WXDLLIMPEXP_ADV); +WX_DECLARE_LIST(wxDataViewItem, ItemList); +WX_DEFINE_LIST(ItemList) + +class wxDataViewMainWindow: public wxWindow { - return false; +public: + wxDataViewMainWindow( wxDataViewCtrl *parent, + wxWindowID id, + const wxPoint &pos = wxDefaultPosition, + const wxSize &size = wxDefaultSize, + const wxString &name = wxT("wxdataviewctrlmainwindow") ); + virtual ~wxDataViewMainWindow(); + + bool IsVirtualList() const { return m_root == NULL; } + + // notifications from wxDataViewModel + bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item ); + bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item ); + bool ItemChanged( const wxDataViewItem &item ); + bool ValueChanged( const wxDataViewItem &item, unsigned int col ); + bool Cleared(); + void Resort() + { + if (!IsVirtualList()) + { + SortPrepare(); + m_root->Resort(); + } + UpdateDisplay(); + } + + void SortPrepare() + { + g_model = GetOwner()->GetModel(); + wxDataViewColumn* col = GetOwner()->GetSortingColumn(); + if( !col ) + { + if (g_model->HasDefaultCompare()) + g_column = -1; + else + g_column = -2; + + g_asending = true; + return; + } + g_column = col->GetModelColumn(); + g_asending = col->IsSortOrderAscending(); + } + + void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; } + wxDataViewCtrl *GetOwner() { return m_owner; } + const wxDataViewCtrl *GetOwner() const { return m_owner; } + +#if wxUSE_DRAG_AND_DROP + wxBitmap CreateItemBitmap( unsigned int row, int &indent ); +#endif // wxUSE_DRAG_AND_DROP + void OnPaint( wxPaintEvent &event ); + void OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event); + void OnChar( wxKeyEvent &event ); + void OnMouse( wxMouseEvent &event ); + void OnSetFocus( wxFocusEvent &event ); + void OnKillFocus( wxFocusEvent &event ); + + void UpdateDisplay(); + void RecalculateDisplay(); + void OnInternalIdle(); + + void OnRenameTimer(); + + void ScrollWindow( int dx, int dy, const wxRect *rect = NULL ); + void ScrollTo( int rows, int column ); + + bool HasCurrentRow() { return m_currentRow != (unsigned int)-1; } + void ChangeCurrentRow( unsigned int row ); + + bool IsSingleSel() const { return !GetParent()->HasFlag(wxDV_MULTIPLE); } + bool IsEmpty() { return GetRowCount() == 0; } + + int GetCountPerPage() const; + int GetEndOfLastCol() const; + unsigned int GetFirstVisibleRow() const; + + // I change this method to un const because in the tree view, + // the displaying number of the tree are changing along with the + // expanding/collapsing of the tree nodes + unsigned int GetLastVisibleRow(); + unsigned int GetRowCount(); + + wxDataViewItem GetSelection() const; + wxDataViewSelection GetSelections(){ return m_selection; } + void SetSelections( const wxDataViewSelection & sel ) + { m_selection = sel; UpdateDisplay(); } + void Select( const wxArrayInt& aSelections ); + void SelectAllRows( bool on ); + void SelectRow( unsigned int row, bool on ); + void SelectRows( unsigned int from, unsigned int to, bool on ); + void ReverseRowSelection( unsigned int row ); + bool IsRowSelected( unsigned int row ); + void SendSelectionChangedEvent( const wxDataViewItem& item); + + void RefreshRow( unsigned int row ); + void RefreshRows( unsigned int from, unsigned int to ); + void RefreshRowsAfter( unsigned int firstRow ); + + // returns the colour to be used for drawing the rules + wxColour GetRuleColour() const + { + return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT); + } + + wxRect GetLineRect( unsigned int row ) const; + + int GetLineStart( unsigned int row ) const; // row * m_lineHeight in fixed mode + int GetLineHeight( unsigned int row ) const; // m_lineHeight in fixed mode + int GetLineAt( unsigned int y ) const; // y / m_lineHeight in fixed mode + + // Some useful functions for row and item mapping + wxDataViewItem GetItemByRow( unsigned int row ) const; + int GetRowByItem( const wxDataViewItem & item ) const; + + // Methods for building the mapping tree + void BuildTree( wxDataViewModel * model ); + void DestroyTree(); + void HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column ); + wxRect GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column ); + + void Expand( unsigned int row ); + void Collapse( unsigned int row ); + bool IsExpanded( unsigned int row ) const; + bool HasChildren( unsigned int row ) const; + +#if wxUSE_DRAG_AND_DROP + bool EnableDragSource( const wxDataFormat &format ); + bool EnableDropTarget( const wxDataFormat &format ); + + void RemoveDropHint(); + wxDragResult OnDragOver( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def ); + bool OnDrop( wxDataFormat format, wxCoord x, wxCoord y ); + wxDragResult OnData( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def ); + void OnLeave(); +#endif // wxUSE_DRAG_AND_DROP + +private: + wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row ) const; + // We did not need this temporarily + // wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item ); + + int RecalculateCount(); + + wxDataViewEvent SendExpanderEvent( wxEventType type, const wxDataViewItem & item ); + + wxDataViewTreeNode * FindNode( const wxDataViewItem & item ); + +private: + wxDataViewCtrl *m_owner; + int m_lineHeight; + bool m_dirty; + + wxDataViewColumn *m_currentCol; + unsigned int m_currentRow; + wxDataViewSelection m_selection; + + wxDataViewRenameTimer *m_renameTimer; + bool m_lastOnSame; + + bool m_hasFocus; + +#if wxUSE_DRAG_AND_DROP + int m_dragCount; + wxPoint m_dragStart; + + bool m_dragEnabled; + wxDataFormat m_dragFormat; + + bool m_dropEnabled; + wxDataFormat m_dropFormat; + bool m_dropHint; + unsigned int m_dropHintLine; +#endif // wxUSE_DRAG_AND_DROP + + // for double click logic + unsigned int m_lineLastClicked, + m_lineBeforeLastClicked, + m_lineSelectSingleOnUp; + + // the pen used to draw horiz/vertical rules + wxPen m_penRule; + + // the pen used to draw the expander and the lines + wxPen m_penExpander; + + // This is the tree structure of the model + wxDataViewTreeNode * m_root; + int m_count; + + // This is the tree node under the cursor + wxDataViewTreeNode * m_underMouse; + +private: + DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow) + DECLARE_EVENT_TABLE() +}; + +// --------------------------------------------------------- +// wxGenericDataViewModelNotifier +// --------------------------------------------------------- + +class wxGenericDataViewModelNotifier: public wxDataViewModelNotifier +{ +public: + wxGenericDataViewModelNotifier( wxDataViewMainWindow *mainWindow ) + { m_mainWindow = mainWindow; } + + virtual bool ItemAdded( const wxDataViewItem & parent, const wxDataViewItem & item ) + { return m_mainWindow->ItemAdded( parent , item ); } + virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item ) + { return m_mainWindow->ItemDeleted( parent, item ); } + virtual bool ItemChanged( const wxDataViewItem & item ) + { return m_mainWindow->ItemChanged(item); } + virtual bool ValueChanged( const wxDataViewItem & item , unsigned int col ) + { return m_mainWindow->ValueChanged( item, col ); } + virtual bool Cleared() + { return m_mainWindow->Cleared(); } + virtual void Resort() + { m_mainWindow->Resort(); } + + wxDataViewMainWindow *m_mainWindow; +}; + +// --------------------------------------------------------- +// wxDataViewRenderer +// --------------------------------------------------------- + +IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase) + +wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, + wxDataViewCellMode mode, + int align) : + wxDataViewRendererBase( varianttype, mode, align ) +{ + m_dc = NULL; + m_align = align; + m_mode = mode; + m_wantsAttr = false; + m_hasAttr = false; } -bool wxGenericDataViewListModelNotifier::RowInserted( size_t before ) +wxDataViewRenderer::~wxDataViewRenderer() { - return false; + if (m_dc) + delete m_dc; } -bool wxGenericDataViewListModelNotifier::RowDeleted( size_t row ) +wxDC *wxDataViewRenderer::GetDC() { - return false; + if (m_dc == NULL) + { + if (GetOwner() == NULL) + return NULL; + if (GetOwner()->GetOwner() == NULL) + return NULL; + m_dc = new wxClientDC( GetOwner()->GetOwner() ); + } + + return m_dc; } -bool wxGenericDataViewListModelNotifier::RowChanged( size_t row ) +void wxDataViewRenderer::SetAlignment( int align ) { - return true; + m_align=align; +} + +int wxDataViewRenderer::GetAlignment() const +{ + return m_align; } -bool wxGenericDataViewListModelNotifier::ValueChanged( size_t model_col, size_t model_row ) +int wxDataViewRenderer::CalculateAlignment() const { - wxNode *node = GetOwner()->m_viewingColumns.GetFirst(); - while (node) + if (m_align == wxDVR_DEFAULT_ALIGNMENT) { - wxDataViewViewingColumn* viewing_column = (wxDataViewViewingColumn*) node->GetData(); - if (viewing_column->m_modelColumn == model_col) - { - - } + if (GetOwner() == NULL) + return wxALIGN_LEFT | wxALIGN_CENTRE_VERTICAL; - node = node->GetNext(); + return GetOwner()->GetAlignment() | wxALIGN_CENTRE_VERTICAL; } - - return false; + + return m_align; } -bool wxGenericDataViewListModelNotifier::RowsReordered( size_t *new_order ) +// --------------------------------------------------------- +// wxDataViewCustomRenderer +// --------------------------------------------------------- + +IMPLEMENT_ABSTRACT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer) + +wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype, + wxDataViewCellMode mode, int align ) : + wxDataViewRenderer( varianttype, mode, align ) { - wxNode *node = GetOwner()->m_viewingColumns.GetFirst(); - while (node) - { - wxDataViewViewingColumn* viewing_column = (wxDataViewViewingColumn*) node->GetData(); +} - node = node->GetNext(); - } - - return false; +void wxDataViewCustomRenderer::RenderText( const wxString &text, int xoffset, + wxRect cell, wxDC *dc, int state ) +{ + wxDataViewCtrl *view = GetOwner()->GetOwner(); + wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ? + wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) : + view->GetForegroundColour(); + dc->SetTextForeground(col); + dc->DrawText( text, + cell.x + xoffset, + cell.y + ((cell.height - dc->GetCharHeight()) / 2)); +} + +// --------------------------------------------------------- +// wxDataViewTextRenderer +// --------------------------------------------------------- + +IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewCustomRenderer) + +wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, + wxDataViewCellMode mode, int align ) : + wxDataViewCustomRenderer( varianttype, mode, align ) +{ +} + +bool wxDataViewTextRenderer::SetValue( const wxVariant &value ) +{ + m_text = value.GetString(); + + return true; } -bool wxGenericDataViewListModelNotifier::Cleared() +bool wxDataViewTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const { return false; } -// --------------------------------------------------------- -// wxDataViewCell -// --------------------------------------------------------- +bool wxDataViewTextRenderer::HasEditorCtrl() const +{ + return true; +} + +wxControl* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent, + wxRect labelRect, const wxVariant &value ) +{ + return new wxTextCtrl( parent, wxID_ANY, value, + wxPoint(labelRect.x,labelRect.y), + wxSize(labelRect.width,labelRect.height) ); +} + +bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant &value ) +{ + wxTextCtrl *text = (wxTextCtrl*) editor; + value = text->GetValue(); + return true; +} + +bool wxDataViewTextRenderer::Render( wxRect cell, wxDC *dc, int state ) +{ + RenderText( m_text, 0, cell, dc, state ); + return true; +} + +wxSize wxDataViewTextRenderer::GetSize() const +{ + const wxDataViewCtrl *view = GetView(); + if (!m_text.empty()) + return view->wxWindowBase::GetTextExtent( m_text ); + return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE); +} + +// --------------------------------------------------------- +// wxDataViewTextRendererAttr +// --------------------------------------------------------- + +IMPLEMENT_CLASS(wxDataViewTextRendererAttr, wxDataViewTextRenderer) + +wxDataViewTextRendererAttr::wxDataViewTextRendererAttr( const wxString &varianttype, + wxDataViewCellMode mode, int align ) : + wxDataViewTextRenderer( varianttype, mode, align ) +{ + m_wantsAttr = true; +} + +bool wxDataViewTextRendererAttr::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) +{ + wxFont font; + wxColour colour; + + if (m_hasAttr) + { + if (m_attr.HasColour()) + { + colour = dc->GetTextForeground(); + dc->SetTextForeground( m_attr.GetColour() ); + } + + if (m_attr.GetBold() || m_attr.GetItalic()) + { + font = dc->GetFont(); + wxFont myfont = font; + if (m_attr.GetBold()) + myfont.SetWeight( wxFONTWEIGHT_BOLD ); + if (m_attr.GetItalic()) + myfont.SetStyle( wxFONTSTYLE_ITALIC ); + dc->SetFont( myfont ); + } + } + + dc->DrawText( m_text, cell.x, cell.y + ((cell.height - dc->GetCharHeight()) / 2)); + + // restore dc + if (m_hasAttr) + { + if (m_attr.HasColour()) + dc->SetTextForeground( colour ); + + if (m_attr.GetBold() || m_attr.GetItalic()) + dc->SetFont( font ); + } + + return true; +} + + +// --------------------------------------------------------- +// wxDataViewBitmapRenderer +// --------------------------------------------------------- + +IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewCustomRenderer) + +wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, + wxDataViewCellMode mode, int align ) : + wxDataViewCustomRenderer( varianttype, mode, align ) +{ +} + +bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value ) +{ + if (value.GetType() == wxT("wxBitmap")) + m_bitmap << value; + if (value.GetType() == wxT("wxIcon")) + m_icon << value; + + return true; +} + +bool wxDataViewBitmapRenderer::GetValue( wxVariant& WXUNUSED(value) ) const +{ + return false; +} + +bool wxDataViewBitmapRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) +{ + if (m_bitmap.Ok()) + dc->DrawBitmap( m_bitmap, cell.x, cell.y ); + else if (m_icon.Ok()) + dc->DrawIcon( m_icon, cell.x, cell.y ); + + return true; +} + +wxSize wxDataViewBitmapRenderer::GetSize() const +{ + if (m_bitmap.Ok()) + return wxSize( m_bitmap.GetWidth(), m_bitmap.GetHeight() ); + else if (m_icon.Ok()) + return wxSize( m_icon.GetWidth(), m_icon.GetHeight() ); + + return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE); +} + +// --------------------------------------------------------- +// wxDataViewToggleRenderer +// --------------------------------------------------------- + +IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewCustomRenderer) + +wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype, + wxDataViewCellMode mode, int align ) : + wxDataViewCustomRenderer( varianttype, mode, align ) +{ + m_toggle = false; +} + +bool wxDataViewToggleRenderer::SetValue( const wxVariant &value ) +{ + m_toggle = value.GetBool(); + + return true; +} + +bool wxDataViewToggleRenderer::GetValue( wxVariant &WXUNUSED(value) ) const +{ + return false; +} + +bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) +{ + int flags = 0; + if (m_toggle) + flags |= wxCONTROL_CHECKED; + if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE) + flags |= wxCONTROL_DISABLED; + + wxRendererNative::Get().DrawCheckBox( + GetOwner()->GetOwner(), + *dc, + cell, + flags ); + + return true; +} + +bool wxDataViewToggleRenderer::Activate( wxRect WXUNUSED(cell), + wxDataViewModel *model, + const wxDataViewItem & item, unsigned int col) +{ + bool value = !m_toggle; + wxVariant variant = value; + model->SetValue( variant, item, col); + model->ValueChanged( item, col ); + return true; +} + +wxSize wxDataViewToggleRenderer::GetSize() const +{ + // the window parameter is not used by GetCheckBoxSize() so it's + // safe to pass NULL + return wxRendererNative::Get().GetCheckBoxSize(NULL); +} + +// --------------------------------------------------------- +// wxDataViewProgressRenderer +// --------------------------------------------------------- + +IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer) + +wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label, + const wxString &varianttype, wxDataViewCellMode mode, int align ) : + wxDataViewCustomRenderer( varianttype, mode, align ) +{ + m_label = label; + m_value = 0; +} + +wxDataViewProgressRenderer::~wxDataViewProgressRenderer() +{ +} + +bool wxDataViewProgressRenderer::SetValue( const wxVariant &value ) +{ + m_value = (long) value; + + if (m_value < 0) m_value = 0; + if (m_value > 100) m_value = 100; + + return true; +} + +bool wxDataViewProgressRenderer::GetValue( wxVariant &value ) const +{ + value = (long) m_value; + return true; +} + +bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) +{ + double pct = (double)m_value / 100.0; + wxRect bar = cell; + bar.width = (int)(cell.width * pct); + dc->SetPen( *wxTRANSPARENT_PEN ); + dc->SetBrush( *wxBLUE_BRUSH ); + dc->DrawRectangle( bar ); + + dc->SetBrush( *wxTRANSPARENT_BRUSH ); + dc->SetPen( *wxBLACK_PEN ); + dc->DrawRectangle( cell ); + + return true; +} + +wxSize wxDataViewProgressRenderer::GetSize() const +{ + return wxSize(40,12); +} + +// --------------------------------------------------------- +// wxDataViewDateRenderer +// --------------------------------------------------------- + +#define wxUSE_DATE_RENDERER_POPUP (wxUSE_CALENDARCTRL && wxUSE_POPUPWIN) + +#if wxUSE_DATE_RENDERER_POPUP + +class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow +{ +public: + wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value, + wxDataViewModel *model, const wxDataViewItem & item, unsigned int col) : + wxPopupTransientWindow( parent, wxBORDER_SIMPLE ), + m_item( item ) + { + m_model = model; + m_col = col; + m_cal = new wxCalendarCtrl( this, wxID_ANY, *value ); + wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL ); + sizer->Add( m_cal, 1, wxGROW ); + SetSizer( sizer ); + sizer->Fit( this ); + } + + void OnCalendar( wxCalendarEvent &event ); + + wxCalendarCtrl *m_cal; + wxDataViewModel *m_model; + unsigned int m_col; + const wxDataViewItem & m_item; + +protected: + virtual void OnDismiss() + { + } + +private: + DECLARE_EVENT_TABLE() +}; + +BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow) + EVT_CALENDAR( wxID_ANY, wxDataViewDateRendererPopupTransient::OnCalendar ) +END_EVENT_TABLE() + +void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event ) +{ + wxDateTime date = event.GetDate(); + wxVariant value = date; + m_model->SetValue( value, m_item, m_col ); + m_model->ValueChanged( m_item, m_col ); + DismissAndNotify(); +} + +#endif // wxUSE_DATE_RENDERER_POPUP + +IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer) + +wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype, + wxDataViewCellMode mode, int align ) : + wxDataViewCustomRenderer( varianttype, mode, align ) +{ +} + +bool wxDataViewDateRenderer::SetValue( const wxVariant &value ) +{ + m_date = value.GetDateTime(); + + return true; +} + +bool wxDataViewDateRenderer::GetValue( wxVariant &value ) const +{ + value = m_date; + return true; +} + +bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state ) +{ + wxString tmp = m_date.FormatDate(); + RenderText( tmp, 0, cell, dc, state ); + return true; +} + +wxSize wxDataViewDateRenderer::GetSize() const +{ + const wxDataViewCtrl* view = GetView(); + wxString tmp = m_date.FormatDate(); + wxCoord x,y,d; + view->GetTextExtent( tmp, &x, &y, &d ); + return wxSize(x,y+d); +} + +bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *model, + const wxDataViewItem & item, unsigned int col ) +{ + wxVariant variant; + model->GetValue( variant, item, col ); + wxDateTime value = variant.GetDateTime(); + +#if wxUSE_DATE_RENDERER_POPUP + wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient( + GetOwner()->GetOwner()->GetParent(), &value, model, item, col); + wxPoint pos = wxGetMousePosition(); + popup->Move( pos ); + popup->Layout(); + popup->Popup( popup->m_cal ); +#else // !wxUSE_DATE_RENDERER_POPUP + wxMessageBox(value.Format()); +#endif // wxUSE_DATE_RENDERER_POPUP/!wxUSE_DATE_RENDERER_POPUP + return true; +} + +// --------------------------------------------------------- +// wxDataViewIconTextRenderer +// --------------------------------------------------------- + +IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer) + +wxDataViewIconTextRenderer::wxDataViewIconTextRenderer( +const wxString &varianttype, wxDataViewCellMode mode, int align ) : + wxDataViewCustomRenderer( varianttype, mode, align ) +{ + SetMode(mode); + SetAlignment(align); +} + +wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer() +{ +} + +bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value ) +{ + m_value << value; + return true; +} + +bool wxDataViewIconTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const +{ + return false; +} + +bool wxDataViewIconTextRenderer::Render( wxRect cell, wxDC *dc, int state ) +{ + int xoffset = 0; + const wxIcon &icon = m_value.GetIcon(); + if (icon.IsOk()) + { + dc->DrawIcon( icon, cell.x, cell.y + ((cell.height - icon.GetHeight()) / 2)); + xoffset = icon.GetWidth()+4; + } + + RenderText( m_value.GetText(), xoffset, cell, dc, state ); + + return true; +} + +wxSize wxDataViewIconTextRenderer::GetSize() const +{ + const wxDataViewCtrl *view = GetView(); + if (!m_value.GetText().empty()) + { + int x,y; + view->GetTextExtent( m_value.GetText(), &x, &y ); + + if (m_value.GetIcon().IsOk()) + x += m_value.GetIcon().GetWidth() + 4; + return wxSize( x, y ); + } + return wxSize(80,20); +} + +wxControl* wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow *parent, wxRect labelRect, const wxVariant& value) +{ + wxDataViewIconText iconText; + iconText << value; + + wxString text = iconText.GetText(); + + // adjust the label rect to take the width of the icon into account + if (iconText.GetIcon().IsOk()) + { + int w = iconText.GetIcon().GetWidth() + 4; + labelRect.x += w; + labelRect.width -= w; + } + + return new wxTextCtrl( parent, wxID_ANY, text, + wxPoint(labelRect.x,labelRect.y), + wxSize(labelRect.width,labelRect.height) ); +} + +bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant& value ) +{ + wxTextCtrl *text = (wxTextCtrl*) editor; + + wxDataViewIconText iconText(text->GetValue(), m_value.GetIcon()); + value << iconText; + return true; +} + +//----------------------------------------------------------------------------- +// wxDataViewDropTarget +//----------------------------------------------------------------------------- + +#if wxUSE_DRAG_AND_DROP + +class wxBitmapCanvas: public wxWindow +{ +public: + wxBitmapCanvas( wxWindow *parent, const wxBitmap &bitmap, const wxSize &size ) : + wxWindow( parent, wxID_ANY, wxPoint(0,0), size ) + { + m_bitmap = bitmap; + Connect( wxEVT_PAINT, wxPaintEventHandler(wxBitmapCanvas::OnPaint) ); + } + + void OnPaint( wxPaintEvent &WXUNUSED(event) ) + { + wxPaintDC dc(this); + dc.DrawBitmap( m_bitmap, 0, 0); + } + + wxBitmap m_bitmap; +}; + +class wxDataViewDropSource: public wxDropSource +{ +public: + wxDataViewDropSource( wxDataViewMainWindow *win, unsigned int row ) : + wxDropSource( win ) + { + m_win = win; + m_row = row; + m_hint = NULL; + } + + ~wxDataViewDropSource() + { + delete m_hint; + } + + virtual bool GiveFeedback( wxDragResult WXUNUSED(effect) ) + { + wxPoint pos = wxGetMousePosition(); + + if (!m_hint) + { + int liney = m_win->GetLineStart( m_row ); + int linex = 0; + m_win->GetOwner()->CalcUnscrolledPosition( 0, liney, NULL, &liney ); + m_win->ClientToScreen( &linex, &liney ); + m_dist_x = pos.x - linex; + m_dist_y = pos.y - liney; + + int indent = 0; + wxBitmap ib = m_win->CreateItemBitmap( m_row, indent ); + m_dist_x -= indent; + m_hint = new wxFrame( m_win->GetParent(), wxID_ANY, wxEmptyString, + wxPoint(pos.x - m_dist_x, pos.y + 5 ), + ib.GetSize(), + wxFRAME_TOOL_WINDOW | + wxFRAME_FLOAT_ON_PARENT | + wxFRAME_NO_TASKBAR | + wxNO_BORDER ); + new wxBitmapCanvas( m_hint, ib, ib.GetSize() ); + m_hint->Show(); + } + else + { + m_hint->Move( pos.x - m_dist_x, pos.y + 5 ); + m_hint->SetTransparent( 128 ); + } + + return false; + } + + wxDataViewMainWindow *m_win; + unsigned int m_row; + wxFrame *m_hint; + int m_dist_x,m_dist_y; +}; + + +class wxDataViewDropTarget: public wxDropTarget +{ +public: + wxDataViewDropTarget( wxDataObject *obj, wxDataViewMainWindow *win ) : + wxDropTarget( obj ) + { + m_win = win; + } + + virtual wxDragResult OnDragOver( wxCoord x, wxCoord y, wxDragResult def ) + { + wxDataFormat format = GetMatchingPair(); + if (format == wxDF_INVALID) + return wxDragNone; + return m_win->OnDragOver( format, x, y, def); + } + + virtual bool OnDrop( wxCoord x, wxCoord y ) + { + wxDataFormat format = GetMatchingPair(); + if (format == wxDF_INVALID) + return false; + return m_win->OnDrop( format, x, y ); + } + + virtual wxDragResult OnData( wxCoord x, wxCoord y, wxDragResult def ) + { + wxDataFormat format = GetMatchingPair(); + if (format == wxDF_INVALID) + return wxDragNone; + if (!GetData()) + return wxDragNone; + return m_win->OnData( format, x, y, def ); + } + + virtual void OnLeave() + { m_win->OnLeave(); } + + wxDataViewMainWindow *m_win; +}; + +#endif // wxUSE_DRAG_AND_DROP + +//----------------------------------------------------------------------------- +// wxDataViewRenameTimer +//----------------------------------------------------------------------------- + +wxDataViewRenameTimer::wxDataViewRenameTimer( wxDataViewMainWindow *owner ) +{ + m_owner = owner; +} + +void wxDataViewRenameTimer::Notify() +{ + m_owner->OnRenameTimer(); +} + +//----------------------------------------------------------------------------- +// wxDataViewMainWindow +//----------------------------------------------------------------------------- + +// The tree building helper, declared firstly +static void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, + wxDataViewTreeNode * node); + +int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 ) +{ + if (row1 > row2) return 1; + if (row1 == row2) return 0; + return -1; +} + +IMPLEMENT_ABSTRACT_CLASS(wxDataViewMainWindow, wxWindow) + +BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow) + EVT_PAINT (wxDataViewMainWindow::OnPaint) + EVT_MOUSE_EVENTS (wxDataViewMainWindow::OnMouse) + EVT_SET_FOCUS (wxDataViewMainWindow::OnSetFocus) + EVT_KILL_FOCUS (wxDataViewMainWindow::OnKillFocus) + EVT_CHAR (wxDataViewMainWindow::OnChar) +END_EVENT_TABLE() + +wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID id, + const wxPoint &pos, const wxSize &size, const wxString &name ) : + wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE, name ), + m_selection( wxDataViewSelectionCmp ) + +{ + SetOwner( parent ); + + m_lastOnSame = false; + m_renameTimer = new wxDataViewRenameTimer( this ); + + // TODO: user better initial values/nothing selected + m_currentCol = NULL; + m_currentRow = 0; + + m_lineHeight = wxMax( 17, GetCharHeight() + 2 ); // 17 = mini icon height + 1 + +#if wxUSE_DRAG_AND_DROP + m_dragCount = 0; + m_dragStart = wxPoint(0,0); + + m_dragEnabled = false; + m_dropEnabled = false; + m_dropHint = false; + m_dropHintLine = (unsigned int) -1; +#endif // wxUSE_DRAG_AND_DROP + + m_lineLastClicked = (unsigned int) -1; + m_lineBeforeLastClicked = (unsigned int) -1; + m_lineSelectSingleOnUp = (unsigned int) -1; + + m_hasFocus = false; + + SetBackgroundColour( *wxWHITE ); + + SetBackgroundStyle(wxBG_STYLE_CUSTOM); + + m_penRule = wxPen(GetRuleColour()); + + // compose a pen whichcan draw black lines + // TODO: maybe there is something system colour to use + m_penExpander = wxPen(wxColour(0,0,0)); + + m_root = new wxDataViewTreeNode( NULL ); + m_root->SetHasChildren(true); + + // Make m_count = -1 will cause the class recaculate the real displaying number of rows. + m_count = -1; + m_underMouse = NULL; + UpdateDisplay(); +} + +wxDataViewMainWindow::~wxDataViewMainWindow() +{ + DestroyTree(); + delete m_renameTimer; +} + + +#if wxUSE_DRAG_AND_DROP +bool wxDataViewMainWindow::EnableDragSource( const wxDataFormat &format ) +{ + m_dragFormat = format; + m_dragEnabled = format != wxDF_INVALID; + + return true; +} + +bool wxDataViewMainWindow::EnableDropTarget( const wxDataFormat &format ) +{ + m_dropFormat = format; + m_dropEnabled = format != wxDF_INVALID; + + if (m_dropEnabled) + SetDropTarget( new wxDataViewDropTarget( new wxCustomDataObject( format ), this ) ); + + return true; +} + +void wxDataViewMainWindow::RemoveDropHint() +{ + if (m_dropHint) + { + m_dropHint = false; + RefreshRow( m_dropHintLine ); + m_dropHintLine = (unsigned int) -1; + } +} + +wxDragResult wxDataViewMainWindow::OnDragOver( wxDataFormat format, wxCoord x, + wxCoord y, wxDragResult def ) +{ + int xx = x; + int yy = y; + m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy ); + unsigned int row = GetLineAt( yy ); + + if ((row >= GetRowCount()) || (yy > GetEndOfLastCol())) + { + RemoveDropHint(); + return wxDragNone; + } + + wxDataViewItem item = GetItemByRow( row ); + + wxDataViewModel *model = GetOwner()->GetModel(); + + wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() ); + event.SetEventObject( m_owner ); + event.SetItem( item ); + event.SetModel( model ); + event.SetDataFormat( format ); + if (!m_owner->HandleWindowEvent( event )) + { + RemoveDropHint(); + return wxDragNone; + } + + if (!event.IsAllowed()) + { + RemoveDropHint(); + return wxDragNone; + } + + + if (m_dropHint && (row != m_dropHintLine)) + RefreshRow( m_dropHintLine ); + m_dropHint = true; + m_dropHintLine = row; + RefreshRow( row ); + + return def; +} + +bool wxDataViewMainWindow::OnDrop( wxDataFormat format, wxCoord x, wxCoord y ) +{ + RemoveDropHint(); + + int xx = x; + int yy = y; + m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy ); + unsigned int row = GetLineAt( yy ); + + if ((row >= GetRowCount()) || (yy > GetEndOfLastCol())) + return false; + + wxDataViewItem item = GetItemByRow( row ); + + wxDataViewModel *model = GetOwner()->GetModel(); + + wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() ); + event.SetEventObject( m_owner ); + event.SetItem( item ); + event.SetModel( model ); + event.SetDataFormat( format ); + if (!m_owner->HandleWindowEvent( event )) + return false; + + if (!event.IsAllowed()) + return false; + + return true; +} + +wxDragResult wxDataViewMainWindow::OnData( wxDataFormat format, wxCoord x, wxCoord y, + wxDragResult def ) +{ + int xx = x; + int yy = y; + m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy ); + unsigned int row = GetLineAt( yy ); + + if ((row >= GetRowCount()) || (yy > GetEndOfLastCol())) + return wxDragNone; + + wxDataViewItem item = GetItemByRow( row ); + + wxDataViewModel *model = GetOwner()->GetModel(); + + wxCustomDataObject *obj = (wxCustomDataObject *) GetDropTarget()->GetDataObject(); + + wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP, m_owner->GetId() ); + event.SetEventObject( m_owner ); + event.SetItem( item ); + event.SetModel( model ); + event.SetDataFormat( format ); + event.SetDataSize( obj->GetSize() ); + event.SetDataBuffer( obj->GetData() ); + if (!m_owner->HandleWindowEvent( event )) + return wxDragNone; + + if (!event.IsAllowed()) + return wxDragNone; + + return def; +} + +void wxDataViewMainWindow::OnLeave() +{ + RemoveDropHint(); +} + +wxBitmap wxDataViewMainWindow::CreateItemBitmap( unsigned int row, int &indent ) +{ + int height = GetLineHeight( row ); + int width = 0; + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col; + for (col = 0; col < cols; col++) + { + wxDataViewColumn *column = GetOwner()->GetColumnAt(col); + if (column->IsHidden()) + continue; // skip it! + width += column->GetWidth(); + } + + indent = 0; + if (!IsVirtualList()) + { + wxDataViewTreeNode *node = GetTreeNodeByRow(row); + indent = GetOwner()->GetIndent() * node->GetIndentLevel(); + indent = indent + m_lineHeight; + // try to use the m_lineHeight as the expander space + + if(!node->HasChildren()) + delete node; + } + width -= indent; + + wxBitmap bitmap( width, height ); + wxMemoryDC dc( bitmap ); + dc.SetFont( GetFont() ); + dc.SetPen( *wxBLACK_PEN ); + dc.SetBrush( *wxWHITE_BRUSH ); + dc.DrawRectangle( 0,0,width,height ); + + wxDataViewModel *model = m_owner->GetModel(); + + wxDataViewColumn *expander = GetOwner()->GetExpanderColumn(); + if (!expander) + { + // TODO-RTL: last column for RTL support + expander = GetOwner()->GetColumnAt( 0 ); + GetOwner()->SetExpanderColumn(expander); + } + + + int x = 0; + for (col = 0; col < cols; col++) + { + wxDataViewColumn *column = GetOwner()->GetColumnAt( col ); + wxDataViewRenderer *cell = column->GetRenderer(); + + if (column->IsHidden()) + continue; // skip it! + + width = column->GetWidth(); + + if (column == expander) + width -= indent; + + wxVariant value; + wxDataViewItem item = GetItemByRow( row ); + model->GetValue( value, item, column->GetModelColumn()); + cell->SetValue( value ); + + if (cell->GetWantsAttr()) + { + wxDataViewItemAttr attr; + bool ret = model->GetAttr( item, column->GetModelColumn(), attr ); + if (ret) + cell->SetAttr( attr ); + cell->SetHasAttr( ret ); + } + + wxSize size = cell->GetSize(); + size.x = wxMin( 2*PADDING_RIGHTLEFT + size.x, width ); + size.y = height; + wxRect item_rect(x, 0, size.x, size.y); + + int align = cell->CalculateAlignment(); + // horizontal alignment: + item_rect.x = x; + if (align & wxALIGN_CENTER_HORIZONTAL) + item_rect.x = x + (width / 2) - (size.x / 2); + else if (align & wxALIGN_RIGHT) + item_rect.x = x + width - size.x; + // else: wxALIGN_LEFT is the default + + // vertical alignment: + item_rect.y = 0; + if (align & wxALIGN_CENTER_VERTICAL) + item_rect.y = (height / 2) - (size.y / 2); + else if (align & wxALIGN_BOTTOM) + item_rect.y = height - size.y; + // else: wxALIGN_TOP is the default + + // add padding + item_rect.x += PADDING_RIGHTLEFT; + item_rect.width = size.x - 2 * PADDING_RIGHTLEFT; + + // dc.SetClippingRegion( item_rect ); + cell->Render( item_rect, &dc, 0 ); + // dc.DestroyClippingRegion(); + + x += width; + } + + return bitmap; +} + +#endif // wxUSE_DRAG_AND_DROP + + +void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) +{ + wxDataViewModel *model = GetOwner()->GetModel(); + wxAutoBufferedPaintDC dc( this ); + +#ifdef __WXMSW__ + dc.SetPen( *wxTRANSPARENT_PEN ); + dc.SetBrush( wxBrush( GetBackgroundColour()) ); + dc.SetBrush( *wxWHITE_BRUSH ); + wxSize size( GetClientSize() ); + dc.DrawRectangle( 0,0,size.x,size.y ); +#endif + + // prepare the DC + GetOwner()->PrepareDC( dc ); + dc.SetFont( GetFont() ); + + wxRect update = GetUpdateRegion().GetBox(); + m_owner->CalcUnscrolledPosition( update.x, update.y, &update.x, &update.y ); + + // compute which items needs to be redrawn + unsigned int item_start = GetLineAt( wxMax(0,update.y) ); + unsigned int item_count = + wxMin( (int)( GetLineAt( wxMax(0,update.y+update.height) ) - item_start + 1), + (int)(GetRowCount( ) - item_start)); + unsigned int item_last = item_start + item_count; + + // compute which columns needs to be redrawn + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col_start = 0; + unsigned int x_start; + for (x_start = 0; col_start < cols; col_start++) + { + wxDataViewColumn *col = GetOwner()->GetColumnAt(col_start); + if (col->IsHidden()) + continue; // skip it! + + unsigned int w = col->GetWidth(); + if (x_start+w >= (unsigned int)update.x) + break; + + x_start += w; + } + + unsigned int col_last = col_start; + unsigned int x_last = x_start; + for (; col_last < cols; col_last++) + { + wxDataViewColumn *col = GetOwner()->GetColumnAt(col_last); + if (col->IsHidden()) + continue; // skip it! + + if (x_last > (unsigned int)update.GetRight()) + break; + + x_last += col->GetWidth(); + } + + // Draw horizontal rules if required + if ( m_owner->HasFlag(wxDV_HORIZ_RULES) ) + { + dc.SetPen(m_penRule); + dc.SetBrush(*wxTRANSPARENT_BRUSH); + + for (unsigned int i = item_start; i <= item_last; i++) + { + int y = GetLineStart( i ); + dc.DrawLine(x_start, y, x_last, y); + } + } + + // Draw vertical rules if required + if ( m_owner->HasFlag(wxDV_VERT_RULES) ) + { + dc.SetPen(m_penRule); + dc.SetBrush(*wxTRANSPARENT_BRUSH); + + int x = x_start; + for (unsigned int i = col_start; i < col_last; i++) + { + wxDataViewColumn *col = GetOwner()->GetColumnAt(i); + if (col->IsHidden()) + continue; // skip it + + dc.DrawLine(x, GetLineStart( item_start ), + x, GetLineStart( item_last ) ); + + x += col->GetWidth(); + } + + // Draw last vertical rule + dc.DrawLine(x, GetLineStart( item_start ), + x, GetLineStart( item_last ) ); + } + + // redraw the background for the items which are selected/current + for (unsigned int item = item_start; item < item_last; item++) + { + bool selected = m_selection.Index( item ) != wxNOT_FOUND; + if (selected || item == m_currentRow) + { + int flags = selected ? (int)wxCONTROL_SELECTED : 0; + if (item == m_currentRow) + flags |= wxCONTROL_CURRENT; + if (m_hasFocus) + flags |= wxCONTROL_FOCUSED; + + wxRect rect( x_start, GetLineStart( item ), x_last, GetLineHeight( item ) ); + wxRendererNative::Get().DrawItemSelectionRect + ( + this, + dc, + rect, + flags + ); + } + } + +#if wxUSE_DRAG_AND_DROP + if (m_dropHint) + { + wxRect rect( x_start, GetLineStart( m_dropHintLine ), + x_last, GetLineHeight( m_dropHintLine ) ); + dc.SetPen( *wxBLACK_PEN ); + dc.SetBrush( *wxTRANSPARENT_BRUSH ); + dc.DrawRectangle( rect ); + } +#endif // wxUSE_DRAG_AND_DROP + + wxDataViewColumn *expander = GetOwner()->GetExpanderColumn(); + if (!expander) + { + // TODO-RTL: last column for RTL support + expander = GetOwner()->GetColumnAt( 0 ); + GetOwner()->SetExpanderColumn(expander); + } + + // redraw all cells for all rows which must be repainted and all columns + wxRect cell_rect; + cell_rect.x = x_start; + for (unsigned int i = col_start; i < col_last; i++) + { + wxDataViewColumn *col = GetOwner()->GetColumnAt( i ); + wxDataViewRenderer *cell = col->GetRenderer(); + cell_rect.width = col->GetWidth(); + + if (col->IsHidden()) + continue; // skip it! + + for (unsigned int item = item_start; item < item_last; item++) + { + // get the cell value and set it into the renderer + wxVariant value; + wxDataViewTreeNode *node = NULL; + wxDataViewItem dataitem; + + if (!IsVirtualList()) + { + node = GetTreeNodeByRow(item); + if( node == NULL ) + continue; + + dataitem = node->GetItem(); + + if ((i > 0) && model->IsContainer(dataitem) && + !model->HasContainerColumns(dataitem)) + continue; + } + else + { + dataitem = wxDataViewItem( wxUIntToPtr(item) ); + } + + model->GetValue( value, dataitem, col->GetModelColumn()); + cell->SetValue( value ); + + if (cell->GetWantsAttr()) + { + wxDataViewItemAttr attr; + bool ret = model->GetAttr( dataitem, col->GetModelColumn(), attr ); + if (ret) + cell->SetAttr( attr ); + cell->SetHasAttr( ret ); + } + + // update cell_rect + cell_rect.y = GetLineStart( item ); + cell_rect.height = GetLineHeight( item ); + + // Draw the expander here. + int indent = 0; + if ((!IsVirtualList()) && (col == expander)) + { + indent = node->GetIndentLevel(); + + // Calculate the indent first + indent = cell_rect.x + GetOwner()->GetIndent() * indent; + + int expander_width = m_lineHeight - 2*EXPANDER_MARGIN; + + // change the cell_rect.x to the appropriate pos + int expander_x = indent + EXPANDER_MARGIN; + int expander_y = cell_rect.y + EXPANDER_MARGIN + (GetLineHeight(item) / 2) + - (expander_width/2) - EXPANDER_OFFSET; + + indent = indent + m_lineHeight; + // try to use the m_lineHeight as the expander space + + dc.SetPen( m_penExpander ); + dc.SetBrush( wxNullBrush ); + if( node->HasChildren() ) + { + wxRect rect( expander_x , expander_y, expander_width, expander_width); + int flag = 0; + if (m_underMouse == node) + { + flag |= wxCONTROL_CURRENT; + } + if( node->IsOpen() ) + wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, + flag|wxCONTROL_EXPANDED ); + else + wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag); + } + + // force the expander column to left-center align + cell->SetAlignment( wxALIGN_CENTER_VERTICAL ); + } + if (node && !node->HasChildren()) + { + // Yes, if the node does not have any child, it must be a leaf which + // mean that it is a temporarily created by GetTreeNodeByRow + wxDELETE(node); + } + + // cannot be bigger than allocated space + wxSize size = cell->GetSize(); + + // Because of the tree structure indent, here we should minus the width + // of the cell for drawing + size.x = wxMin( size.x + 2*PADDING_RIGHTLEFT, cell_rect.width - indent ); + // size.y = wxMin( size.y, cell_rect.height ); + size.y = cell_rect.height; + + wxRect item_rect(cell_rect.GetTopLeft(), size); + int align = cell->CalculateAlignment(); + + // horizontal alignment: + item_rect.x = cell_rect.x; + if (align & wxALIGN_CENTER_HORIZONTAL) + item_rect.x = cell_rect.x + (cell_rect.width / 2) - (size.x / 2); + else if (align & wxALIGN_RIGHT) + item_rect.x = cell_rect.x + cell_rect.width - size.x; + // else: wxALIGN_LEFT is the default + + // vertical alignment: + item_rect.y = cell_rect.y; + if (align & wxALIGN_CENTER_VERTICAL) + item_rect.y = cell_rect.y + (cell_rect.height / 2) - (size.y / 2); + else if (align & wxALIGN_BOTTOM) + item_rect.y = cell_rect.y + cell_rect.height - size.y; + // else: wxALIGN_TOP is the default + + // add padding + item_rect.x += PADDING_RIGHTLEFT; + item_rect.width = size.x - 2 * PADDING_RIGHTLEFT; + + // Here we add the tree indent + item_rect.x += indent; + + int state = 0; + if (m_hasFocus && (m_selection.Index(item) != wxNOT_FOUND)) + state |= wxDATAVIEW_CELL_SELECTED; + + // TODO: it would be much more efficient to create a clipping + // region for the entire column being rendered (in the OnPaint + // of wxDataViewMainWindow) instead of a single clip region for + // each cell. However it would mean that each renderer should + // respect the given wxRect's top & bottom coords, eventually + // violating only the left & right coords - however the user can + // make its own renderer and thus we cannot be sure of that. + dc.SetClippingRegion( item_rect ); + cell->Render( item_rect, &dc, state ); + dc.DestroyClippingRegion(); + } + + cell_rect.x += cell_rect.width; + } +} + +void wxDataViewMainWindow::OnRenameTimer() +{ + // We have to call this here because changes may just have + // been made and no screen update taken place. + if ( m_dirty ) + { + // TODO: use wxTheApp->SafeYieldFor(NULL, wxEVT_CATEGORY_UI) instead + // (needs to be tested!) + wxSafeYield(); + } + + int xpos = 0; + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int i; + for (i = 0; i < cols; i++) + { + wxDataViewColumn *c = GetOwner()->GetColumnAt( i ); + if (c->IsHidden()) + continue; // skip it! + + if (c == m_currentCol) + break; + xpos += c->GetWidth(); + } + + // we have to take an expander column into account and compute its indentation + // to get the editor at the correct x position where the actual text is + int indent = 0; + if (!IsVirtualList() && GetOwner()->GetExpanderColumn() == m_currentCol) + { + wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); + indent = GetOwner()->GetIndent() * node->GetIndentLevel(); + indent = indent + m_lineHeight; + + if(!node->HasChildren()) + delete node; + } + + wxRect labelRect( xpos + indent, + GetLineStart( m_currentRow ), + m_currentCol->GetWidth() - indent, + GetLineHeight( m_currentRow ) ); + + GetOwner()->CalcScrolledPosition( labelRect.x, labelRect.y, + &labelRect.x, &labelRect.y); + + wxDataViewItem item = GetItemByRow( m_currentRow ); + m_currentCol->GetRenderer()->StartEditing( item, labelRect ); +} + +//----------------------------------------------------------------------------- +// Helper class for do operation on the tree node +//----------------------------------------------------------------------------- +class DoJob +{ +public: + DoJob() { } + virtual ~DoJob() { } + + // The return value control how the tree-walker tranverse the tree + // 0: Job done, stop tranverse and return + // 1: Ignore the current node's subtree and continue + // 2: Job not done, continue + enum { OK = 0 , IGR = 1, CONT = 2 }; + virtual int operator() ( wxDataViewTreeNode * node ) = 0; + virtual int operator() ( void * n ) = 0; +}; + +bool Walker( wxDataViewTreeNode * node, DoJob & func ) +{ + if( node==NULL ) + return false; + + switch( func( node ) ) + { + case DoJob::OK : + return true; + case DoJob::IGR: + return false; + case DoJob::CONT: + default: + ; + } + + wxDataViewTreeNodes nodes = node->GetNodes(); + wxDataViewTreeLeaves leaves = node->GetChildren(); + + int len_nodes = nodes.GetCount(); + int len = leaves.GetCount(); + int i = 0, nodes_i = 0; + + for(; i < len; i ++ ) + { + void * n = leaves[i]; + if( nodes_i < len_nodes && n == nodes[nodes_i]->GetItem().GetID() ) + { + wxDataViewTreeNode * nd = nodes[nodes_i]; + nodes_i++; + + if( Walker( nd , func ) ) + return true; + + } + else + switch( func( n ) ) + { + case DoJob::OK : + return true; + case DoJob::IGR: + continue; + case DoJob::CONT: + default: + ; + } + } + return false; +} + +bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item) +{ + if (!m_root) + { + m_count++; + UpdateDisplay(); + return true; + } + + SortPrepare(); + + wxDataViewTreeNode * node; + node = FindNode(parent); + + if( node == NULL ) + return false; + + node->SetHasChildren( true ); + + if( g_model->IsContainer( item ) ) + { + wxDataViewTreeNode * newnode = new wxDataViewTreeNode( node ); + newnode->SetItem(item); + newnode->SetHasChildren( true ); + node->AddNode( newnode); + } + else + node->AddLeaf( item.GetID() ); + + node->ChangeSubTreeCount(1); + + m_count = -1; + UpdateDisplay(); + + return true; +} + +static void DestroyTreeHelper( wxDataViewTreeNode * node); + +bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, + const wxDataViewItem& item) +{ + if (!m_root) + { + m_count--; + if( m_currentRow > GetRowCount() ) + m_currentRow = m_count - 1; + + m_selection.Empty(); + + UpdateDisplay(); + + return true; + } + + wxDataViewTreeNode * node = FindNode(parent); + + wxCHECK_MSG( node != NULL, false, "item not found" ); + wxCHECK_MSG( node->GetChildren().Index( item.GetID() ) != wxNOT_FOUND, + false, "item not found" ); + + int sub = -1; + node->GetChildren().Remove( item.GetID() ); + // Manipolate selection + if( m_selection.GetCount() > 1 ) + { + m_selection.Empty(); + } + bool isContainer = false; + wxDataViewTreeNodes nds = node->GetNodes(); + for (size_t i = 0; i < nds.GetCount(); i ++) + { + if (nds[i]->GetItem() == item) + { + isContainer = true; + break; + } + } + if( isContainer ) + { + wxDataViewTreeNode * n = NULL; + wxDataViewTreeNodes nodes = node->GetNodes(); + int len = nodes.GetCount(); + for( int i = 0; i < len; i ++) + { + if( nodes[i]->GetItem() == item ) + { + n = nodes[i]; + break; + } + } + + wxCHECK_MSG( n != NULL, false, "item not found" ); + + node->GetNodes().Remove( n ); + sub -= n->GetSubTreeCount(); + ::DestroyTreeHelper(n); + } + // Make the row number invalid and get a new valid one when user call GetRowCount + m_count = -1; + node->ChangeSubTreeCount(sub); + + // Change the current row to the last row if the current exceed the max row number + if( m_currentRow > GetRowCount() ) + m_currentRow = m_count - 1; + + UpdateDisplay(); + + return true; +} + +bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item) +{ + SortPrepare(); + g_model->Resort(); + + // Send event + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId()); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetItem(item); + parent->GetEventHandler()->ProcessEvent(le); + + return true; +} + +bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned int col ) +{ + // NOTE: to be valid, we cannot use e.g. INT_MAX - 1 +/*#define MAX_VIRTUAL_WIDTH 100000 + + wxRect rect( 0, row*m_lineHeight, MAX_VIRTUAL_WIDTH, m_lineHeight ); + m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); + Refresh( true, &rect ); + + return true; +*/ + SortPrepare(); + g_model->Resort(); + + // Send event + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId()); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetItem(item); + le.SetColumn(col); + le.SetDataViewColumn(GetOwner()->GetColumn(col)); + parent->GetEventHandler()->ProcessEvent(le); + + return true; +} + +bool wxDataViewMainWindow::Cleared() +{ + DestroyTree(); + + SortPrepare(); + BuildTree( GetOwner()->GetModel() ); + + UpdateDisplay(); + + return true; +} + +void wxDataViewMainWindow::UpdateDisplay() +{ + m_dirty = true; +} + +void wxDataViewMainWindow::OnInternalIdle() +{ + wxWindow::OnInternalIdle(); + + if (m_dirty) + { + RecalculateDisplay(); + m_dirty = false; + } +} + +void wxDataViewMainWindow::RecalculateDisplay() +{ + wxDataViewModel *model = GetOwner()->GetModel(); + if (!model) + { + Refresh(); + return; + } + + int width = GetEndOfLastCol(); + int height = GetLineStart( GetRowCount() ); + + SetVirtualSize( width, height ); + GetOwner()->SetScrollRate( 10, m_lineHeight ); + + Refresh(); +} + +void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect ) +{ + wxWindow::ScrollWindow( dx, dy, rect ); + + if (GetOwner()->m_headerArea) + GetOwner()->m_headerArea->ScrollWindow( dx, 0 ); +} + +void wxDataViewMainWindow::ScrollTo( int rows, int column ) +{ + int x, y; + m_owner->GetScrollPixelsPerUnit( &x, &y ); + int sy = GetLineStart( rows )/y; + int sx = 0; + if( column != -1 ) + { + wxRect rect = GetClientRect(); + int colnum = 0; + int x_start, w = 0; + int xx, yy, xe; + m_owner->CalcUnscrolledPosition( rect.x, rect.y, &xx, &yy ); + for (x_start = 0; colnum < column; colnum++) + { + wxDataViewColumn *col = GetOwner()->GetColumnAt(colnum); + if (col->IsHidden()) + continue; // skip it! + + w = col->GetWidth(); + x_start += w; + } + + int x_end = x_start + w; + xe = xx + rect.width; + if( x_end > xe ) + { + sx = ( xx + x_end - xe )/x; + } + if( x_start < xx ) + { + sx = x_start/x; + } + } + m_owner->Scroll( sx, sy ); +} + +int wxDataViewMainWindow::GetCountPerPage() const +{ + wxSize size = GetClientSize(); + return size.y / m_lineHeight; +} + +int wxDataViewMainWindow::GetEndOfLastCol() const +{ + int width = 0; + unsigned int i; + for (i = 0; i < GetOwner()->GetColumnCount(); i++) + { + const wxDataViewColumn *c = + const_cast(GetOwner())->GetColumnAt( i ); + + if (!c->IsHidden()) + width += c->GetWidth(); + } + return width; +} + +unsigned int wxDataViewMainWindow::GetFirstVisibleRow() const +{ + int x = 0; + int y = 0; + m_owner->CalcUnscrolledPosition( x, y, &x, &y ); + + return GetLineAt( y ); +} + +unsigned int wxDataViewMainWindow::GetLastVisibleRow() +{ + wxSize client_size = GetClientSize(); + m_owner->CalcUnscrolledPosition( client_size.x, client_size.y, + &client_size.x, &client_size.y ); + + // we should deal with the pixel here + unsigned int row = GetLineAt(client_size.y) - 1; + + return wxMin( GetRowCount()-1, row ); +} + +unsigned int wxDataViewMainWindow::GetRowCount() +{ + if ( m_count == -1 ) + { + m_count = RecalculateCount(); + UpdateDisplay(); + } + return m_count; +} + +void wxDataViewMainWindow::ChangeCurrentRow( unsigned int row ) +{ + m_currentRow = row; + + // send event +} + +void wxDataViewMainWindow::SelectAllRows( bool on ) +{ + if (IsEmpty()) + return; + + if (on) + { + m_selection.Clear(); + for (unsigned int i = 0; i < GetRowCount(); i++) + m_selection.Add( i ); + Refresh(); + } + else + { + unsigned int first_visible = GetFirstVisibleRow(); + unsigned int last_visible = GetLastVisibleRow(); + unsigned int i; + for (i = 0; i < m_selection.GetCount(); i++) + { + unsigned int row = m_selection[i]; + if ((row >= first_visible) && (row <= last_visible)) + RefreshRow( row ); + } + m_selection.Clear(); + } +} + +void wxDataViewMainWindow::SelectRow( unsigned int row, bool on ) +{ + if (m_selection.Index( row ) == wxNOT_FOUND) + { + if (on) + { + m_selection.Add( row ); + RefreshRow( row ); + } + } + else + { + if (!on) + { + m_selection.Remove( row ); + RefreshRow( row ); + } + } +} + +void wxDataViewMainWindow::SelectRows( unsigned int from, unsigned int to, bool on ) +{ + if (from > to) + { + unsigned int tmp = from; + from = to; + to = tmp; + } + + unsigned int i; + for (i = from; i <= to; i++) + { + if (m_selection.Index( i ) == wxNOT_FOUND) + { + if (on) + m_selection.Add( i ); + } + else + { + if (!on) + m_selection.Remove( i ); + } + } + RefreshRows( from, to ); +} + +void wxDataViewMainWindow::Select( const wxArrayInt& aSelections ) +{ + for (size_t i=0; i < aSelections.GetCount(); i++) + { + int n = aSelections[i]; + + m_selection.Add( n ); + RefreshRow( n ); + } +} + +void wxDataViewMainWindow::ReverseRowSelection( unsigned int row ) +{ + if (m_selection.Index( row ) == wxNOT_FOUND) + m_selection.Add( row ); + else + m_selection.Remove( row ); + RefreshRow( row ); +} + +bool wxDataViewMainWindow::IsRowSelected( unsigned int row ) +{ + return (m_selection.Index( row ) != wxNOT_FOUND); +} + +void wxDataViewMainWindow::SendSelectionChangedEvent( const wxDataViewItem& item) +{ + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, parent->GetId()); + + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetItem( item ); + + parent->GetEventHandler()->ProcessEvent(le); +} + +void wxDataViewMainWindow::RefreshRow( unsigned int row ) +{ + wxRect rect( 0, GetLineStart( row ), GetEndOfLastCol(), GetLineHeight( row ) ); + m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); + + wxSize client_size = GetClientSize(); + wxRect client_rect( 0, 0, client_size.x, client_size.y ); + wxRect intersect_rect = client_rect.Intersect( rect ); + if (intersect_rect.width > 0) + Refresh( true, &intersect_rect ); +} + +void wxDataViewMainWindow::RefreshRows( unsigned int from, unsigned int to ) +{ + if (from > to) + { + unsigned int tmp = to; + to = from; + from = tmp; + } + + wxRect rect( 0, GetLineStart( from ), GetEndOfLastCol(), GetLineStart( (to-from+1) ) ); + m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); + + wxSize client_size = GetClientSize(); + wxRect client_rect( 0, 0, client_size.x, client_size.y ); + wxRect intersect_rect = client_rect.Intersect( rect ); + if (intersect_rect.width > 0) + Refresh( true, &intersect_rect ); +} + +void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow ) +{ + wxSize client_size = GetClientSize(); + int start = GetLineStart( firstRow ); + m_owner->CalcScrolledPosition( start, 0, &start, NULL ); + if (start > client_size.y) return; + + wxRect rect( 0, start, client_size.x, client_size.y - start ); + + Refresh( true, &rect ); +} + +void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event) +{ + wxCHECK_RET( newCurrent < GetRowCount(), + _T("invalid item index in OnArrowChar()") ); + + // if there is no selection, we cannot move it anywhere + if (!HasCurrentRow()) + return; + + unsigned int oldCurrent = m_currentRow; + + // in single selection we just ignore Shift as we can't select several + // items anyhow + if ( event.ShiftDown() && !IsSingleSel() ) + { + RefreshRow( oldCurrent ); + + ChangeCurrentRow( newCurrent ); + + // select all the items between the old and the new one + if ( oldCurrent > newCurrent ) + { + newCurrent = oldCurrent; + oldCurrent = m_currentRow; + } + + SelectRows( oldCurrent, newCurrent, true ); + if (oldCurrent!=newCurrent) + SendSelectionChangedEvent(GetItemByRow(m_selection[0])); + } + else // !shift + { + RefreshRow( oldCurrent ); + + // all previously selected items are unselected unless ctrl is held + if ( !event.ControlDown() ) + SelectAllRows(false); + + ChangeCurrentRow( newCurrent ); + + if ( !event.ControlDown() ) + { + SelectRow( m_currentRow, true ); + SendSelectionChangedEvent(GetItemByRow(m_currentRow)); + } + else + RefreshRow( m_currentRow ); + } + + GetOwner()->EnsureVisible( m_currentRow, -1 ); +} + +wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const +{ + wxRect rect; + rect.x = 0; + rect.y = GetLineStart( row ); + rect.width = GetEndOfLastCol(); + rect.height = GetLineHeight( row ); + + return rect; +} + +int wxDataViewMainWindow::GetLineStart( unsigned int row ) const +{ + const wxDataViewModel *model = GetOwner()->GetModel(); + + if (GetOwner()->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) + { + // TODO make more efficient + + int start = 0; + + unsigned int r; + for (r = 0; r < row; r++) + { + const wxDataViewTreeNode* node = GetTreeNodeByRow(r); + if (!node) return start; + + wxDataViewItem item = node->GetItem(); + + if (node && !node->HasChildren()) + { + // Yes, if the node does not have any child, it must be a leaf which + // mean that it is a temporarily created by GetTreeNodeByRow + wxDELETE(node); + } + + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col; + int height = m_lineHeight; + for (col = 0; col < cols; col++) + { + const wxDataViewColumn *column = GetOwner()->GetColumn(col); + if (column->IsHidden()) + continue; // skip it! + + if ((col != 0) && + model->IsContainer(item) && + !model->HasContainerColumns(item)) + continue; // skip it! + + wxVariant value; + model->GetValue( value, item, column->GetModelColumn() ); + + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + renderer->SetValue( value ); + height = wxMax( height, renderer->GetSize().y ); + } + + start += height; + } + + return start; + } + else + { + return row * m_lineHeight; + } +} + +int wxDataViewMainWindow::GetLineAt( unsigned int y ) const +{ + const wxDataViewModel *model = GetOwner()->GetModel(); + + // check for the easy case first + if ( !GetOwner()->HasFlag(wxDV_VARIABLE_LINE_HEIGHT) ) + return y / m_lineHeight; + + // TODO make more efficient + unsigned int row = 0; + unsigned int yy = 0; + for (;;) + { + const wxDataViewTreeNode* node = GetTreeNodeByRow(row); + if (!node) + { + // not really correct... + return row + ((y-yy) / m_lineHeight); + } + + wxDataViewItem item = node->GetItem(); + + if (node && !node->HasChildren()) + { + // Yes, if the node does not have any child, it must be a leaf which + // mean that it is a temporarily created by GetTreeNodeByRow + wxDELETE(node); + } + + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col; + int height = m_lineHeight; + for (col = 0; col < cols; col++) + { + const wxDataViewColumn *column = GetOwner()->GetColumn(col); + if (column->IsHidden()) + continue; // skip it! + + if ((col != 0) && + model->IsContainer(item) && + !model->HasContainerColumns(item)) + continue; // skip it! + + wxVariant value; + model->GetValue( value, item, column->GetModelColumn() ); + + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + renderer->SetValue( value ); + height = wxMax( height, renderer->GetSize().y ); + } + + yy += height; + if (y < yy) + return row; + + row++; + } +} + +int wxDataViewMainWindow::GetLineHeight( unsigned int row ) const +{ + const wxDataViewModel *model = GetOwner()->GetModel(); + + if (GetOwner()->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) + { + wxASSERT( !IsVirtualList() ); + + const wxDataViewTreeNode* node = GetTreeNodeByRow(row); + // wxASSERT( node ); + if (!node) return m_lineHeight; + + wxDataViewItem item = node->GetItem(); + + if (node && !node->HasChildren()) + { + // Yes, if the node does not have any child, it must be a leaf which + // mean that it is a temporarily created by GetTreeNodeByRow + wxDELETE(node); + } + + int height = m_lineHeight; + + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col; + for (col = 0; col < cols; col++) + { + const wxDataViewColumn *column = GetOwner()->GetColumn(col); + if (column->IsHidden()) + continue; // skip it! + + if ((col != 0) && + model->IsContainer(item) && + !model->HasContainerColumns(item)) + continue; // skip it! + + wxVariant value; + model->GetValue( value, item, column->GetModelColumn() ); + + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + renderer->SetValue( value ); + height = wxMax( height, renderer->GetSize().y ); + } + + return height; + } + else + { + return m_lineHeight; + } +} + +class RowToItemJob: public DoJob +{ +public: + RowToItemJob( unsigned int row , int current ) + { this->row = row; this->current = current; } + virtual ~RowToItemJob() {} + + virtual int operator() ( wxDataViewTreeNode * node ) + { + current ++; + if( current == static_cast(row)) + { + ret = node->GetItem(); + return DoJob::OK; + } + + if( node->GetSubTreeCount() + current < static_cast(row) ) + { + current += node->GetSubTreeCount(); + return DoJob::IGR; + } + else + { + // If the current has no child node, we can find the desired item of the row + // number directly. + // This if can speed up finding in some case, and will has a very good effect + // when it comes to list view + if( node->GetNodes().GetCount() == 0) + { + int index = static_cast(row) - current - 1; + ret = node->GetChildren().Item( index ); + return DoJob::OK; + } + return DoJob::CONT; + } + } + + virtual int operator() ( void * n ) + { + current ++; + if( current == static_cast(row)) + { + ret = wxDataViewItem( n ); + return DoJob::OK; + } + return DoJob::CONT; + } + + wxDataViewItem GetResult() const + { return ret; } + +private: + unsigned int row; + int current; + wxDataViewItem ret; +}; + +wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const +{ + if (!m_root) + { + return wxDataViewItem( wxUIntToPtr(row) ); + } + else + { + RowToItemJob job( row, -2 ); + Walker( m_root , job ); + return job.GetResult(); + } +} + +class RowToTreeNodeJob: public DoJob +{ +public: + RowToTreeNodeJob( unsigned int row , int current, wxDataViewTreeNode * node ) + { + this->row = row; + this->current = current; + ret = NULL; + parent = node; + } + virtual ~RowToTreeNodeJob(){ } + + virtual int operator() ( wxDataViewTreeNode * node ) + { + current ++; + if( current == static_cast(row)) + { + ret = node; + return DoJob::OK; + } + + if( node->GetSubTreeCount() + current < static_cast(row) ) + { + current += node->GetSubTreeCount(); + return DoJob::IGR; + } + else + { + parent = node; + + // If the current node has no children, we can find the desired item of the + // row number directly. + // This if can speed up finding in some case, and will have a very good + // effect for list views. + if( node->GetNodes().GetCount() == 0) + { + int index = static_cast(row) - current - 1; + void * n = node->GetChildren().Item( index ); + ret = new wxDataViewTreeNode( parent ); + ret->SetItem( wxDataViewItem( n )); + ret->SetHasChildren(false); + return DoJob::OK; + } + return DoJob::CONT; + } + } + + virtual int operator() ( void * n ) + { + current ++; + if( current == static_cast(row)) + { + ret = new wxDataViewTreeNode( parent ); + ret->SetItem( wxDataViewItem( n )); + ret->SetHasChildren(false); + return DoJob::OK; + } + + return DoJob::CONT; + } + + wxDataViewTreeNode * GetResult() const + { return ret; } + +private: + unsigned int row; + int current; + wxDataViewTreeNode * ret; + wxDataViewTreeNode * parent; +}; + +wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row) const +{ + wxASSERT( !IsVirtualList() ); + + RowToTreeNodeJob job( row , -2, m_root ); + Walker( m_root , job ); + return job.GetResult(); +} + +wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, + const wxDataViewItem & item ) +{ + wxWindow *parent = GetParent(); + wxDataViewEvent le(type, parent->GetId()); + + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetItem( item ); + + parent->GetEventHandler()->ProcessEvent(le); + return le; +} + +bool wxDataViewMainWindow::IsExpanded( unsigned int row ) const +{ + if (IsVirtualList()) + return false; + + wxDataViewTreeNode * node = GetTreeNodeByRow(row); + if (!node) + return false; + + if (!node->HasChildren()) + { + delete node; + return false; + } + + return node->IsOpen(); +} + +bool wxDataViewMainWindow::HasChildren( unsigned int row ) const +{ + if (IsVirtualList()) + return false; + + wxDataViewTreeNode * node = GetTreeNodeByRow(row); + if (!node) + return false; + + if (!node->HasChildren()) + { + delete node; + return false; + } + + return true; +} + +void wxDataViewMainWindow::Expand( unsigned int row ) +{ + if (IsVirtualList()) + return; + + wxDataViewTreeNode * node = GetTreeNodeByRow(row); + if (!node) + return; + + if (!node->HasChildren()) + { + delete node; + return; + } + + if (!node->IsOpen()) + { + wxDataViewEvent e = + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, node->GetItem()); + + // Check if the user prevent expanding + if( e.GetSkipped() ) + return; + + node->ToggleOpen(); + + // build the children of current node + if( node->GetChildrenNumber() == 0 ) + { + SortPrepare(); + ::BuildTreeHelper(GetOwner()->GetModel(), node->GetItem(), node); + } + + // By expanding the node all row indices that are currently in the selection list + // and are greater than our node have become invalid. So we have to correct that now. + const unsigned rowAdjustment = node->GetSubTreeCount(); + for(unsigned i=0; i row) + ChangeCurrentRow(m_currentRow + rowAdjustment); + + m_count = -1; + UpdateDisplay(); + // Send the expanded event + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem()); + } +} + +void wxDataViewMainWindow::Collapse(unsigned int row) +{ + if (IsVirtualList()) + return; + + wxDataViewTreeNode *node = GetTreeNodeByRow(row); + if (!node) + return; + + if (!node->HasChildren()) + { + delete node; + return; + } + + if (node->IsOpen()) + { + wxDataViewEvent e = + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem()); + if( e.GetSkipped() ) + return; + + // Find out if there are selected items below the current node. + bool selectCollapsingRow = false; + const unsigned rowAdjustment = node->GetSubTreeCount(); + unsigned maxRowToBeTested = row + rowAdjustment; + for(unsigned i=0; i row && testRow <= maxRowToBeTested) + { + selectCollapsingRow = true; + // get out as soon as we have found a node that is selected + break; + } + } + + node->ToggleOpen(); + + // If the node to be closed has selected items the user won't see those any longer. + // We select the collapsing node in this case. + if(selectCollapsingRow) + { + SelectAllRows(false); + ChangeCurrentRow(row); + SelectRow(row, true); + SendSelectionChangedEvent(GetItemByRow(row)); + } + else + { + // if there were no selected items below our node we still need to "fix" the + // selection list to adjust for the changing of the row indices. + // We actually do the opposite of what we are doing in Expand(). + for(unsigned i=0; i row && m_currentRow <= maxRowToBeTested) + ChangeCurrentRow(row); + else if(m_currentRow > row) + ChangeCurrentRow(m_currentRow - rowAdjustment); + } + + m_count = -1; + UpdateDisplay(); + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED,node->GetItem()); + } +} + +wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item ) +{ + wxDataViewModel * model = GetOwner()->GetModel(); + if( model == NULL ) + return NULL; + + if (!item.IsOk()) + return m_root; + + // Compose the a parent-chain of the finding item + ItemList list; + list.DeleteContents( true ); + wxDataViewItem it( item ); + while( it.IsOk() ) + { + wxDataViewItem * pItem = new wxDataViewItem( it ); + list.Insert( pItem ); + it = model->GetParent( it ); + } + + // Find the item along the parent-chain. + // This algorithm is designed to speed up the node-finding method + wxDataViewTreeNode * node = m_root; + for( ItemList::const_iterator iter = list.begin(); iter !=list.end(); iter++ ) + { + if( node->HasChildren() ) + { + if( node->GetChildrenNumber() == 0 ) + { + SortPrepare(); + ::BuildTreeHelper(model, node->GetItem(), node); + } + + wxDataViewTreeNodes nodes = node->GetNodes(); + unsigned int i; + bool found = false; + + for (i = 0; i < nodes.GetCount(); i ++) + { + if (nodes[i]->GetItem() == (**iter)) + { + if (nodes[i]->GetItem() == item) + return nodes[i]; + + node = nodes[i]; + found = true; + break; + } + } + if (!found) + return NULL; + } + else + return NULL; + } + return NULL; +} + +void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item, + wxDataViewColumn* &column ) +{ + wxDataViewColumn *col = NULL; + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int colnum = 0; + int x, y; + m_owner->CalcUnscrolledPosition( point.x, point.y, &x, &y ); + for (unsigned x_start = 0; colnum < cols; colnum++) + { + col = GetOwner()->GetColumnAt(colnum); + if (col->IsHidden()) + continue; // skip it! + + unsigned int w = col->GetWidth(); + if (x_start+w >= (unsigned int)x) + break; + + x_start += w; + } + + column = col; + item = GetItemByRow( GetLineAt( y ) ); +} + +wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, + const wxDataViewColumn* column ) +{ + int xpos = 0; + int width = 0; + + unsigned int cols = GetOwner()->GetColumnCount(); + // If column is null the loop will compute the combined width of all columns. + // Otherwise, it will compute the x position of the column we are looking for. + for (unsigned int i = 0; i < cols; i++) + { + wxDataViewColumn* col = GetOwner()->GetColumnAt( i ); + + if (col == column) + break; + + if (col->IsHidden()) + continue; // skip it! + + xpos += col->GetWidth(); + width += col->GetWidth(); + } + + if(column != 0) + { + // If we have a column, we need can get its width directly. + if(column->IsHidden()) + width = 0; + else + width = column->GetWidth(); + + } + else + { + // If we have no column, we reset the x position back to zero. + xpos = 0; + } + + // we have to take an expander column into account and compute its indentation + // to get the correct x position where the actual text is + int indent = 0; + int row = GetRowByItem(item); + if (!IsVirtualList() && (column == 0 || GetOwner()->GetExpanderColumn() == column) ) + { + wxDataViewTreeNode* node = GetTreeNodeByRow(row); + indent = GetOwner()->GetIndent() * node->GetIndentLevel(); + indent = indent + m_lineHeight; // use m_lineHeight as the width of the expander + + if(!node->HasChildren()) + delete node; + } + + wxRect itemRect( xpos + indent, + GetLineStart( row ), + width - indent, + GetLineHeight( row ) ); + + GetOwner()->CalcScrolledPosition( itemRect.x, itemRect.y, + &itemRect.x, &itemRect.y ); + + return itemRect; +} + +int wxDataViewMainWindow::RecalculateCount() +{ + if (!m_root) + { + wxDataViewIndexListModel *list_model = + (wxDataViewIndexListModel*) GetOwner()->GetModel(); +#ifndef __WXMAC__ + return list_model->GetLastIndex() + 1; +#else + return list_model->GetLastIndex() - 1; +#endif + } + else + { + return m_root->GetSubTreeCount(); + } +} + +class ItemToRowJob : public DoJob +{ +public: + ItemToRowJob(const wxDataViewItem& item_, ItemList::const_iterator iter) + : m_iter(iter), + item(item_) + { + ret = -1; + } + + // Maybe binary search will help to speed up this process + virtual int operator() ( wxDataViewTreeNode * node) + { + ret ++; + if( node->GetItem() == item ) + { + return DoJob::OK; + } + + if( node->GetItem() == **m_iter ) + { + m_iter++; + return DoJob::CONT; + } + else + { + ret += node->GetSubTreeCount(); + return DoJob::IGR; + } + + } + + virtual int operator() ( void * n ) + { + ret ++; + if( n == item.GetID() ) + return DoJob::OK; + return DoJob::CONT; + } + + // the row number is begin from zero + int GetResult() const + { return ret -1; } + +private: + ItemList::const_iterator m_iter; + wxDataViewItem item; + int ret; + +}; + +int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item) const +{ + const wxDataViewModel * model = GetOwner()->GetModel(); + if( model == NULL ) + return -1; + + if (!m_root) + { + return wxPtrToUInt( item.GetID() ); + } + else + { + if( !item.IsOk() ) + return -1; + + // Compose the a parent-chain of the finding item + ItemList list; + wxDataViewItem * pItem; + list.DeleteContents( true ); + wxDataViewItem it( item ); + while( it.IsOk() ) + { + pItem = new wxDataViewItem( it ); + list.Insert( pItem ); + it = model->GetParent( it ); + } + pItem = new wxDataViewItem( ); + list.Insert( pItem ); + + ItemToRowJob job( item, list.begin() ); + Walker(m_root , job ); + return job.GetResult(); + } +} + +static void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, + wxDataViewTreeNode * node) +{ + if( !model->IsContainer( item ) ) + return; + + wxDataViewItemArray children; + unsigned int num = model->GetChildren( item, children); + + unsigned int index = 0; + while( index < num ) + { + if( model->IsContainer( children[index] ) ) + { + wxDataViewTreeNode * n = new wxDataViewTreeNode( node ); + n->SetItem(children[index]); + n->SetHasChildren( true ); + node->AddNode( n ); + } + else + { + node->AddLeaf( children[index].GetID() ); + } + index ++; + } + node->SetSubTreeCount( num ); + wxDataViewTreeNode * n = node->GetParent(); + if( n != NULL) + n->ChangeSubTreeCount(num); + +} + +void wxDataViewMainWindow::BuildTree(wxDataViewModel * model) +{ + DestroyTree(); + + if (GetOwner()->GetModel()->IsVirtualListModel()) + { + m_count = -1; + return; + } + + m_root = new wxDataViewTreeNode( NULL ); + m_root->SetHasChildren(true); + + // First we define a invalid item to fetch the top-level elements + wxDataViewItem item; + SortPrepare(); + BuildTreeHelper( model, item, m_root); + m_count = -1; +} + +static void DestroyTreeHelper( wxDataViewTreeNode * node ) +{ + if( node->GetNodeNumber() != 0 ) + { + int len = node->GetNodeNumber(); + wxDataViewTreeNodes& nodes = node->GetNodes(); + for (int i = 0; i < len; i++) + DestroyTreeHelper(nodes[i]); + } + delete node; +} + +void wxDataViewMainWindow::DestroyTree() +{ + if (!IsVirtualList()) + { + ::DestroyTreeHelper(m_root); + m_count = 0; + m_root = NULL; + } +} + +void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) +{ + if ( GetParent()->HandleAsNavigationKey(event) ) + return; + + // no item -> nothing to do + if (!HasCurrentRow()) + { + event.Skip(); + return; + } + + // don't use m_linesPerPage directly as it might not be computed yet + const int pageSize = GetCountPerPage(); + wxCHECK_RET( pageSize, _T("should have non zero page size") ); + + switch ( event.GetKeyCode() ) + { + case WXK_RETURN: + { + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, + parent->GetId()); + le.SetItem( GetItemByRow(m_currentRow) ); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + + parent->GetEventHandler()->ProcessEvent(le); + } + break; + + case WXK_UP: + if ( m_currentRow > 0 ) + OnArrowChar( m_currentRow - 1, event ); + break; + + case WXK_DOWN: + if ( m_currentRow < GetRowCount() - 1 ) + OnArrowChar( m_currentRow + 1, event ); + break; + // Add the process for tree expanding/collapsing + case WXK_LEFT: + { + if (IsVirtualList()) + break; + + wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); + if (!node) + break; + + if (node->HasChildren()) + { + Collapse(m_currentRow); + } + else + { + wxDataViewTreeNode *parent_node = node->GetParent(); + delete node; + if (parent_node) + { + int parent = GetRowByItem( parent_node->GetItem() ); + if ( parent >= 0 ) + { + unsigned int row = m_currentRow; + SelectRow( row, false); + SelectRow( parent, true ); + ChangeCurrentRow( parent ); + SendSelectionChangedEvent( parent_node->GetItem() ); + } + } + } + break; + } + case WXK_RIGHT: + { + if (!IsExpanded( m_currentRow )) + Expand( m_currentRow ); + else + { + unsigned int row = m_currentRow; + SelectRow( row, false ); + SelectRow( row + 1, true ); + ChangeCurrentRow( row + 1 ); + SendSelectionChangedEvent( GetItemByRow(row+1) ); + } + break; + } + case WXK_END: + { + if (!IsEmpty()) + OnArrowChar( GetRowCount() - 1, event ); + break; + } + case WXK_HOME: + if (!IsEmpty()) + OnArrowChar( 0, event ); + break; + + case WXK_PAGEUP: + { + int steps = pageSize - 1; + int index = m_currentRow - steps; + if (index < 0) + index = 0; + + OnArrowChar( index, event ); + } + break; + + case WXK_PAGEDOWN: + { + int steps = pageSize - 1; + unsigned int index = m_currentRow + steps; + unsigned int count = GetRowCount(); + if ( index >= count ) + index = count - 1; + + OnArrowChar( index, event ); + } + break; + + default: + event.Skip(); + } +} + +void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) +{ + if (event.GetEventType() == wxEVT_MOUSEWHEEL) + { + // let the base handle mouse wheel events. + event.Skip(); + return; + } + + int x = event.GetX(); + int y = event.GetY(); + m_owner->CalcUnscrolledPosition( x, y, &x, &y ); + wxDataViewColumn *col = NULL; + + int xpos = 0; + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int i; + for (i = 0; i < cols; i++) + { + wxDataViewColumn *c = GetOwner()->GetColumnAt( i ); + if (c->IsHidden()) + continue; // skip it! + + if (x < xpos + c->GetWidth()) + { + col = c; + break; + } + xpos += c->GetWidth(); + } + if (!col) + return; + + wxDataViewRenderer *cell = col->GetRenderer(); + unsigned int current = GetLineAt( y ); + if ((current >= GetRowCount()) || (x > GetEndOfLastCol())) + { + // Unselect all if below the last row ? + return; + } + + // Test whether the mouse is hovered on the tree item button + bool hoverOverExpander = false; + if ((!IsVirtualList()) && (GetOwner()->GetExpanderColumn() == col)) + { + wxDataViewTreeNode * node = GetTreeNodeByRow(current); + if( node!=NULL && node->HasChildren() ) + { + int indent = node->GetIndentLevel(); + indent = GetOwner()->GetIndent()*indent; + + // we make the rectangle we are looking in a bit bigger than the actual + // visual expander so the user can hit that little thing reliably + wxRect rect( xpos + indent, + GetLineStart( current ) + (GetLineHeight(current) - m_lineHeight)/2, + m_lineHeight, m_lineHeight); + if( rect.Contains(x, y) ) + { + // So the mouse is over the expander + hoverOverExpander = true; + if (m_underMouse && m_underMouse != node) + { + // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); + RefreshRow(GetRowByItem(m_underMouse->GetItem())); + } + if (m_underMouse != node) + { + // wxLogMessage("Do the row: %d", current); + RefreshRow(current); + } + m_underMouse = node; + } + } + if (node!=NULL && !node->HasChildren()) + delete node; + } + if (!hoverOverExpander) + { + if (m_underMouse != NULL) + { + // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); + RefreshRow(GetRowByItem(m_underMouse->GetItem())); + m_underMouse = NULL; + } + } + + wxDataViewModel *model = GetOwner()->GetModel(); + +#if wxUSE_DRAG_AND_DROP + if (event.Dragging()) + { + if (m_dragCount == 0) + { + // we have to report the raw, physical coords as we want to be + // able to call HitTest(event.m_pointDrag) from the user code to + // get the item being dragged + m_dragStart = event.GetPosition(); + } + + m_dragCount++; + + if (m_dragCount != 3) + return; + + if (event.LeftIsDown()) + { + m_owner->CalcUnscrolledPosition( m_dragStart.x, m_dragStart.y, + &m_dragStart.x, &m_dragStart.y ); + unsigned int drag_item_row = GetLineAt( m_dragStart.y ); + wxDataViewItem item = GetItemByRow( drag_item_row ); + + // Notify cell about drag + wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() ); + event.SetEventObject( m_owner ); + event.SetItem( item ); + event.SetModel( model ); + if (!m_owner->HandleWindowEvent( event )) + return; + + if (!event.IsAllowed()) + return; + + wxDataObject *obj = event.GetDataObject(); + if (!obj) + return; + + wxDataViewDropSource drag( this, drag_item_row ); + drag.SetData( *obj ); + /* wxDragResult res = */ drag.DoDragDrop(); + delete obj; + } + return; + } + else + { + m_dragCount = 0; + } +#endif // wxUSE_DRAG_AND_DROP + + bool simulateClick = false; + + if (event.ButtonDClick()) + { + m_renameTimer->Stop(); + m_lastOnSame = false; + } + + wxDataViewItem item = GetItemByRow(current); + bool ignore_other_columns = + ((GetOwner()->GetExpanderColumn() != col) && + (model->IsContainer(item)) && + (!model->HasContainerColumns(item))); + + if (event.LeftDClick()) + { + if(hoverOverExpander) + { + // a double click on the expander will be converted into a "simulated" normal click + simulateClick = true; + } + else if ( current == m_lineLastClicked ) + { + if ((!ignore_other_columns) && (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE)) + { + wxVariant value; + model->GetValue( value, item, col->GetModelColumn() ); + cell->SetValue( value ); + wxRect cell_rect( xpos, GetLineStart( current ), + col->GetWidth(), GetLineHeight( current ) ); + cell->Activate( cell_rect, model, item, col->GetModelColumn() ); + } + else + { + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId()); + le.SetItem( item ); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + + parent->GetEventHandler()->ProcessEvent(le); + } + return; + } + else + { + // The first click was on another item, so don't interpret this as + // a double click, but as a simple click instead + simulateClick = true; + } + } + + if (event.LeftUp() && !hoverOverExpander) + { + if (m_lineSelectSingleOnUp != (unsigned int)-1) + { + // select single line + SelectAllRows( false ); + SelectRow( m_lineSelectSingleOnUp, true ); + SendSelectionChangedEvent( GetItemByRow(m_lineSelectSingleOnUp) ); + } + + // If the user click the expander, we do not do editing even if the column + // with expander are editable + if (m_lastOnSame && !ignore_other_columns) + { + if ((col == m_currentCol) && (current == m_currentRow) && + (cell->GetMode() & wxDATAVIEW_CELL_EDITABLE) ) + { + m_renameTimer->Start( 100, true ); + } + } + + m_lastOnSame = false; + m_lineSelectSingleOnUp = (unsigned int)-1; + } + else if(!event.LeftUp()) + { + // This is necessary, because after a DnD operation in + // from and to ourself, the up event is swallowed by the + // DnD code. So on next non-up event (which means here and + // now) m_lineSelectSingleOnUp should be reset. + m_lineSelectSingleOnUp = (unsigned int)-1; + } + + if (event.RightDown()) + { + m_lineBeforeLastClicked = m_lineLastClicked; + m_lineLastClicked = current; + + // If the item is already selected, do not update the selection. + // Multi-selections should not be cleared if a selected item is clicked. + if (!IsRowSelected(current)) + { + SelectAllRows(false); + ChangeCurrentRow(current); + SelectRow(m_currentRow,true); + SendSelectionChangedEvent(GetItemByRow( m_currentRow ) ); + } + + wxVariant value; + model->GetValue( value, item, col->GetModelColumn() ); + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, parent->GetId()); + le.SetItem( item ); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetValue(value); + parent->GetEventHandler()->ProcessEvent(le); + } + else if (event.MiddleDown()) + { + } + + if((event.LeftDown() || simulateClick) && hoverOverExpander) + { + wxDataViewTreeNode* node = GetTreeNodeByRow(current); + + // hoverOverExpander being true tells us that our node must be + // valid and have children. + // So we don't need any extra checks. + if( node->IsOpen() ) + Collapse(current); + else + Expand(current); + } + else if ((event.LeftDown() || simulateClick) && !hoverOverExpander) + { + SetFocus(); + + m_lineBeforeLastClicked = m_lineLastClicked; + m_lineLastClicked = current; + + unsigned int oldCurrentRow = m_currentRow; + bool oldWasSelected = IsRowSelected(m_currentRow); + + bool cmdModifierDown = event.CmdDown(); + if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) ) + { + if ( IsSingleSel() || !IsRowSelected(current) ) + { + SelectAllRows( false ); + ChangeCurrentRow(current); + SelectRow(m_currentRow,true); + SendSelectionChangedEvent(GetItemByRow( m_currentRow ) ); + } + else // multi sel & current is highlighted & no mod keys + { + m_lineSelectSingleOnUp = current; + ChangeCurrentRow(current); // change focus + } + } + else // multi sel & either ctrl or shift is down + { + if (cmdModifierDown) + { + ChangeCurrentRow(current); + ReverseRowSelection(m_currentRow); + SendSelectionChangedEvent(GetItemByRow(m_selection[0]) ); + } + else if (event.ShiftDown()) + { + ChangeCurrentRow(current); + + unsigned int lineFrom = oldCurrentRow, + lineTo = current; + + if ( lineTo < lineFrom ) + { + lineTo = lineFrom; + lineFrom = m_currentRow; + } + + SelectRows(lineFrom, lineTo, true); + SendSelectionChangedEvent(GetItemByRow(m_selection[0]) ); + } + else // !ctrl, !shift + { + // test in the enclosing if should make it impossible + wxFAIL_MSG( _T("how did we get here?") ); + } + } + + if (m_currentRow != oldCurrentRow) + RefreshRow( oldCurrentRow ); + + wxDataViewColumn *oldCurrentCol = m_currentCol; + + // Update selection here... + m_currentCol = col; + + m_lastOnSame = !simulateClick && ((col == oldCurrentCol) && + (current == oldCurrentRow)) && oldWasSelected; + + // Call LeftClick after everything else as under GTK+ + if (cell->GetMode() & wxDATAVIEW_CELL_ACTIVATABLE) + { + // notify cell about right click + wxVariant value; + model->GetValue( value, item, col->GetModelColumn() ); + cell->SetValue( value ); + wxRect cell_rect( xpos, GetLineStart( current ), + col->GetWidth(), GetLineHeight( current ) ); + /* ignore ret */ cell->LeftClick( event.GetPosition(), cell_rect, + model, item, col->GetModelColumn()); + } + } +} + +void wxDataViewMainWindow::OnSetFocus( wxFocusEvent &event ) +{ + m_hasFocus = true; + + if (HasCurrentRow()) + Refresh(); + + event.Skip(); +} + +void wxDataViewMainWindow::OnKillFocus( wxFocusEvent &event ) +{ + m_hasFocus = false; + + if (HasCurrentRow()) + Refresh(); + + event.Skip(); +} + +wxDataViewItem wxDataViewMainWindow::GetSelection() const +{ + if( m_selection.GetCount() != 1 ) + return wxDataViewItem(); + + return GetItemByRow( m_selection.Item(0)); +} + +//----------------------------------------------------------------------------- +// wxDataViewCtrl +//----------------------------------------------------------------------------- + +WX_DEFINE_LIST(wxDataViewColumnList) + +IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase) +BEGIN_EVENT_TABLE(wxDataViewCtrl, wxDataViewCtrlBase) + EVT_SIZE(wxDataViewCtrl::OnSize) +END_EVENT_TABLE() + +wxDataViewCtrl::~wxDataViewCtrl() +{ + if (m_notifier) + GetModel()->RemoveNotifier( m_notifier ); + + m_cols.Clear(); +} + +void wxDataViewCtrl::Init() +{ + m_cols.DeleteContents(true); + m_notifier = NULL; + + // No sorting column at start + m_sortingColumnIdx = wxNOT_FOUND; + + m_headerArea = NULL; +} + +bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id, + const wxPoint& pos, const wxSize& size, + long style, const wxValidator& validator ) +{ +// if ( (style & wxBORDER_MASK) == 0) +// style |= wxBORDER_SUNKEN; + + Init(); + + if (!wxControl::Create( parent, id, pos, size, + style | wxScrolledWindowStyle, validator)) + return false; + + SetInitialSize(size); + +#ifdef __WXMAC__ + MacSetClipChildren( true ); +#endif + + m_clientArea = new wxDataViewMainWindow( this, wxID_ANY ); + + if (HasFlag(wxDV_NO_HEADER)) + m_headerArea = NULL; + else + m_headerArea = new wxDataViewHeaderWindow(this); + + SetTargetWindow( m_clientArea ); + + wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL ); + if (m_headerArea) + sizer->Add( m_headerArea, 0, wxGROW ); + sizer->Add( m_clientArea, 1, wxGROW ); + SetSizer( sizer ); + + return true; +} + +wxBorder wxDataViewCtrl::GetDefaultBorder() const +{ + return wxBORDER_THEME; +} + +#ifdef __WXMSW__ +WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg, + WXWPARAM wParam, + WXLPARAM lParam) +{ + WXLRESULT rc = wxDataViewCtrlBase::MSWWindowProc(nMsg, wParam, lParam); + +#ifndef __WXWINCE__ + // we need to process arrows ourselves for scrolling + if ( nMsg == WM_GETDLGCODE ) + { + rc |= DLGC_WANTARROWS; + } +#endif -IMPLEMENT_ABSTRACT_CLASS(wxDataViewCell, wxDataViewCellBase) + return rc; +} +#endif -wxDataViewCell::wxDataViewCell( const wxString &varianttype, wxDataViewCellMode mode ) : - wxDataViewCellBase( varianttype, mode ) +wxSize wxDataViewCtrl::GetSizeAvailableForScrollTarget(const wxSize& size) { + wxSize newsize = size; + if (!HasFlag(wxDV_NO_HEADER) && (m_headerArea)) + newsize.y -= m_headerArea->GetSize().y; + + return newsize; } -// --------------------------------------------------------- -// wxDataViewTextCell -// --------------------------------------------------------- +void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) ) +{ + // We need to override OnSize so that our scrolled + // window a) does call Layout() to use sizers for + // positioning the controls but b) does not query + // the sizer for their size and use that for setting + // the scrollable area as set that ourselves by + // calling SetScrollbar() further down. -IMPLEMENT_ABSTRACT_CLASS(wxDataViewTextCell, wxDataViewCell) + Layout(); -wxDataViewTextCell::wxDataViewTextCell( const wxString &varianttype, wxDataViewCellMode mode ) : - wxDataViewCell( varianttype, mode ) -{ + AdjustScrollbars(); } -bool wxDataViewTextCell::SetValue( const wxVariant &value ) +void wxDataViewCtrl::SetFocus() { - return false; + if (m_clientArea) + m_clientArea->SetFocus(); } -bool wxDataViewTextCell::GetValue( wxVariant &value ) +bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model ) { - return false; -} + if (!wxDataViewCtrlBase::AssociateModel( model )) + return false; -// --------------------------------------------------------- -// wxDataViewToggleCell -// --------------------------------------------------------- + m_notifier = new wxGenericDataViewModelNotifier( m_clientArea ); -IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleCell, wxDataViewCell) + model->AddNotifier( m_notifier ); -wxDataViewToggleCell::wxDataViewToggleCell( const wxString &varianttype, - wxDataViewCellMode mode ) : - wxDataViewCell( varianttype, mode ) -{ + m_clientArea->DestroyTree(); + + m_clientArea->BuildTree(model); + + m_clientArea->UpdateDisplay(); + + return true; } -bool wxDataViewToggleCell::SetValue( const wxVariant &value ) +#if wxUSE_DRAG_AND_DROP + +bool wxDataViewCtrl::EnableDragSource( const wxDataFormat &format ) { - return false; + return m_clientArea->EnableDragSource( format ); } -bool wxDataViewToggleCell::GetValue( wxVariant &value ) +bool wxDataViewCtrl::EnableDropTarget( const wxDataFormat &format ) { - return false; + return m_clientArea->EnableDropTarget( format ); } - -// --------------------------------------------------------- -// wxDataViewCustomCell -// --------------------------------------------------------- -IMPLEMENT_ABSTRACT_CLASS(wxDataViewCustomCell, wxDataViewCell) +#endif // wxUSE_DRAG_AND_DROP -wxDataViewCustomCell::wxDataViewCustomCell( const wxString &varianttype, - wxDataViewCellMode mode ) : - wxDataViewCell( varianttype, mode ) +bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col ) { - m_dc = NULL; - - Init(); + if (!wxDataViewCtrlBase::AppendColumn(col)) + return false; + + m_cols.Append( col ); + OnColumnsCountChanged(); + return true; } -bool wxDataViewCustomCell::Init() +bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col ) { - return false; + if (!wxDataViewCtrlBase::PrependColumn(col)) + return false; + + m_cols.Insert( col ); + OnColumnsCountChanged(); + return true; } -wxDataViewCustomCell::~wxDataViewCustomCell() +bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col ) { - if (m_dc) - delete m_dc; + if (!wxDataViewCtrlBase::InsertColumn(pos,col)) + return false; + + m_cols.Insert( pos, col ); + OnColumnsCountChanged(); + return true; } -wxDC *wxDataViewCustomCell::GetDC() +void wxDataViewCtrl::OnColumnChange(unsigned int idx) { - if (m_dc == NULL) - { - if (GetOwner() == NULL) - return NULL; - if (GetOwner()->GetOwner() == NULL) - return NULL; - m_dc = new wxClientDC( GetOwner()->GetOwner() ); - } - - return m_dc; -} - -// --------------------------------------------------------- -// wxDataViewProgressCell -// --------------------------------------------------------- + if ( m_headerArea ) + m_headerArea->UpdateColumn(idx); -IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressCell, wxDataViewCustomCell) + m_clientArea->UpdateDisplay(); +} -wxDataViewProgressCell::wxDataViewProgressCell( const wxString &label, - const wxString &varianttype, wxDataViewCellMode mode ) : - wxDataViewCustomCell( varianttype, mode ) +void wxDataViewCtrl::OnColumnsCountChanged() { - m_label = label; - m_value = 0; + if (m_headerArea) + m_headerArea->SetColumnCount(GetColumnCount()); + + m_clientArea->UpdateDisplay(); } -wxDataViewProgressCell::~wxDataViewProgressCell() +void wxDataViewCtrl::DoSetExpanderColumn() { + m_clientArea->UpdateDisplay(); } -bool wxDataViewProgressCell::SetValue( const wxVariant &value ) +void wxDataViewCtrl::DoSetIndent() { - m_value = (long) value; - - if (m_value < 0) m_value = 0; - if (m_value > 100) m_value = 100; - - return true; + m_clientArea->UpdateDisplay(); } - -bool wxDataViewProgressCell::Render( wxRect cell, wxDC *dc, int state ) + +unsigned int wxDataViewCtrl::GetColumnCount() const { - double pct = (double)m_value / 100.0; - wxRect bar = cell; - bar.width = (int)(cell.width * pct); - dc->SetPen( *wxTRANSPARENT_PEN ); - dc->SetBrush( *wxBLUE_BRUSH ); - dc->DrawRectangle( bar ); + return m_cols.GetCount(); +} - dc->SetBrush( *wxTRANSPARENT_BRUSH ); - dc->SetPen( *wxBLACK_PEN ); - dc->DrawRectangle( cell ); - - return true; +wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int idx ) const +{ + return m_cols[idx]; } -wxSize wxDataViewProgressCell::GetSize() +wxDataViewColumn *wxDataViewCtrl::GetColumnAt(unsigned int pos) const { - return wxSize(40,12); + // columns can't be reordered if there is no header window which allows + // to do this + const unsigned idx = m_headerArea ? m_headerArea->GetColumnsOrder()[pos] + : pos; + + return GetColumn(idx); } - -// --------------------------------------------------------- -// wxDataViewDateCell -// --------------------------------------------------------- -class wxDataViewDateCellPopupTransient: public wxPopupTransientWindow +int wxDataViewCtrl::GetColumnIndex(const wxDataViewColumn *column) const { -public: - wxDataViewDateCellPopupTransient( wxWindow* parent, wxDateTime *value, - wxDataViewListModel *model, size_t col, size_t row ) : - wxPopupTransientWindow( parent, wxBORDER_SIMPLE ) - { - m_model = model; - m_col = col; - m_row = row; - m_cal = new wxCalendarCtrl( this, -1, *value ); - wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL ); - sizer->Add( m_cal, 1, wxGROW ); - SetSizer( sizer ); - sizer->Fit( this ); - } - - virtual void OnDismiss() + const unsigned count = m_cols.size(); + for ( unsigned n = 0; n < count; n++ ) { + if ( m_cols[n] == column ) + return n; } - - void OnCalendar( wxCalendarEvent &event ); - - wxCalendarCtrl *m_cal; - wxDataViewListModel *m_model; - size_t m_col; - size_t m_row; - -private: - DECLARE_EVENT_TABLE() -}; - -BEGIN_EVENT_TABLE(wxDataViewDateCellPopupTransient,wxPopupTransientWindow) - EVT_CALENDAR( -1, wxDataViewDateCellPopupTransient::OnCalendar ) -END_EVENT_TABLE() -void wxDataViewDateCellPopupTransient::OnCalendar( wxCalendarEvent &event ) -{ - wxDateTime date = event.GetDate(); - wxVariant value = date; - m_model->SetValue( value, m_col, m_row ); - m_model->ValueChanged( m_col, m_row ); - DismissAndNotify(); + return wxNOT_FOUND; } -IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateCell, wxDataViewCustomCell) - -wxDataViewDateCell::wxDataViewDateCell( const wxString &varianttype, - wxDataViewCellMode mode ) : - wxDataViewCustomCell( varianttype, mode ) -{ -} - -bool wxDataViewDateCell::SetValue( const wxVariant &value ) +void wxDataViewCtrl::ColumnMoved(wxDataViewColumn * WXUNUSED(col), + unsigned int WXUNUSED(new_pos)) { - m_date = value.GetDateTime(); - - return true; + // do _not_ reorder m_cols elements here, they should always be in the + // order in which columns were added, we only display the columns in + // different order + m_clientArea->UpdateDisplay(); } -bool wxDataViewDateCell::Render( wxRect cell, wxDC *dc, int state ) +bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column ) { - dc->SetFont( GetOwner()->GetOwner()->GetFont() ); - wxString tmp = m_date.FormatDate(); - dc->DrawText( tmp, cell.x, cell.y ); + wxDataViewColumnList::compatibility_iterator ret = m_cols.Find( column ); + if (!ret) + return false; + + m_cols.Erase(ret); + OnColumnsCountChanged(); return true; } -wxSize wxDataViewDateCell::GetSize() +bool wxDataViewCtrl::ClearColumns() { - wxDataViewCtrl* view = GetOwner()->GetOwner(); - wxString tmp = m_date.FormatDate(); - wxCoord x,y,d; - view->GetTextExtent( tmp, &x, &y, &d ); - return wxSize(x,y+d); + m_cols.Clear(); + OnColumnsCountChanged(); + return true; } -bool wxDataViewDateCell::Activate( wxRect cell, wxDataViewListModel *model, size_t col, size_t row ) +int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const { - wxVariant variant; - model->GetValue( variant, col, row ); - wxDateTime value = variant.GetDateTime(); - - wxDataViewDateCellPopupTransient *popup = new wxDataViewDateCellPopupTransient( - GetOwner()->GetOwner()->GetParent(), &value, model, col, row ); - wxPoint pos = wxGetMousePosition(); - popup->Move( pos ); - popup->Layout(); - popup->Popup( popup->m_cal ); - - return true; + int ret = 0, + dummy = 0; + unsigned int len = GetColumnCount(); + for ( unsigned int i = 0; i < len; i++ ) + { + wxDataViewColumn * col = GetColumnAt(i); + if (col->IsHidden()) + continue; + ret += col->GetWidth(); + if (column==col) + { + CalcScrolledPosition( ret, dummy, &ret, &dummy ); + break; + } + } + return ret; } -// --------------------------------------------------------- -// wxDataViewColumn -// --------------------------------------------------------- - -IMPLEMENT_ABSTRACT_CLASS(wxDataViewColumn, wxDataViewColumnBase) - -wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewCell *cell, - size_t model_column, int flags ) : - wxDataViewColumnBase( title, cell, model_column, flags ) +wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const { + return m_sortingColumnIdx == wxNOT_FOUND ? NULL + : GetColumn(m_sortingColumnIdx); } -wxDataViewColumn::~wxDataViewColumn() +// Selection code with wxDataViewItem as parameters +wxDataViewItem wxDataViewCtrl::GetSelection() const { + return m_clientArea->GetSelection(); } -void wxDataViewColumn::SetTitle( const wxString &title ) +int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const { - wxDataViewColumnBase::SetTitle( title ); - + sel.Empty(); + wxDataViewSelection selection = m_clientArea->GetSelections(); + int len = selection.GetCount(); + for( int i = 0; i < len; i ++) + { + unsigned int row = selection[i]; + sel.Add( m_clientArea->GetItemByRow( row ) ); + } + return len; } -//----------------------------------------------------------------------------- -// wxDataViewHeaderWindow -//----------------------------------------------------------------------------- - -class wxDataViewHeaderWindow: public wxWindow +void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel ) { -public: - wxDataViewHeaderWindow( wxDataViewCtrl *parent, - wxWindowID id, - const wxPoint &pos = wxDefaultPosition, - const wxSize &size = wxDefaultSize, - const wxString &name = wxT("wxdataviewctrlheaderwindow") ); - ~wxDataViewHeaderWindow(); - - void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; } - wxDataViewCtrl *GetOwner() { return m_owner; } + wxDataViewSelection selection(wxDataViewSelectionCmp); - void OnPaint( wxPaintEvent &event ); - void OnMouse( wxMouseEvent &event ); - void OnSetFocus( wxFocusEvent &event ); - -private: - wxDataViewCtrl *m_owner; - wxCursor *m_resizeCursor; - -private: - DECLARE_DYNAMIC_CLASS(wxDataViewHeaderWindow) - DECLARE_EVENT_TABLE() -}; + wxDataViewItem last_parent; -IMPLEMENT_ABSTRACT_CLASS(wxDataViewHeaderWindow, wxWindow) + int len = sel.GetCount(); + for( int i = 0; i < len; i ++ ) + { + wxDataViewItem item = sel[i]; + wxDataViewItem parent = GetModel()->GetParent( item ); + if (parent) + { + if (parent != last_parent) + ExpandAncestors(item); + } -BEGIN_EVENT_TABLE(wxDataViewHeaderWindow,wxWindow) - EVT_PAINT (wxDataViewHeaderWindow::OnPaint) - EVT_MOUSE_EVENTS (wxDataViewHeaderWindow::OnMouse) - EVT_SET_FOCUS (wxDataViewHeaderWindow::OnSetFocus) -END_EVENT_TABLE() + last_parent = parent; + int row = m_clientArea->GetRowByItem( item ); + if( row >= 0 ) + selection.Add( static_cast(row) ); + } -wxDataViewHeaderWindow::wxDataViewHeaderWindow( wxDataViewCtrl *parent, wxWindowID id, - const wxPoint &pos, const wxSize &size, const wxString &name ) : - wxWindow( parent, id, pos, size, 0, name ) -{ - SetOwner( parent ); - - m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE ); - - wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes(); - SetOwnForegroundColour( attr.colFg ); - SetOwnBackgroundColour( attr.colBg ); - if (!m_hasFont) - SetOwnFont( attr.font ); + m_clientArea->SetSelections( selection ); } -wxDataViewHeaderWindow::~wxDataViewHeaderWindow() +void wxDataViewCtrl::Select( const wxDataViewItem & item ) { - delete m_resizeCursor; + ExpandAncestors( item ); + + int row = m_clientArea->GetRowByItem( item ); + if( row >= 0 ) + { + // Unselect all rows before select another in the single select mode + if (m_clientArea->IsSingleSel()) + m_clientArea->SelectAllRows(false); + m_clientArea->SelectRow(row, true); + } } -void wxDataViewHeaderWindow::OnPaint( wxPaintEvent &event ) +void wxDataViewCtrl::Unselect( const wxDataViewItem & item ) { - wxPaintDC dc; - PrepareDC( dc ); - - int xpix; - m_owner->GetScrollPixelsPerUnit( &xpix, NULL ); - - int x; - m_owner->GetViewStart( &x, NULL ); - - // account for the horz scrollbar offset - dc.SetDeviceOrigin( -x * xpix, 0 ); - - dc.SetFont( GetFont() ); - - dc.DrawText( wxT("This is the header.."), 5, 5 ); + int row = m_clientArea->GetRowByItem( item ); + if( row >= 0 ) + m_clientArea->SelectRow(row, false); } -void wxDataViewHeaderWindow::OnMouse( wxMouseEvent &event ) +bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const { + int row = m_clientArea->GetRowByItem( item ); + if( row >= 0 ) + { + return m_clientArea->IsRowSelected(row); + } + return false; } -void wxDataViewHeaderWindow::OnSetFocus( wxFocusEvent &event ) +// Selection code with row number as parameter +int wxDataViewCtrl::GetSelections( wxArrayInt & sel ) const { - event.Skip(); + sel.Empty(); + wxDataViewSelection selection = m_clientArea->GetSelections(); + int len = selection.GetCount(); + for( int i = 0; i < len; i ++) + { + unsigned int row = selection[i]; + sel.Add( row ); + } + return len; } -//----------------------------------------------------------------------------- -// wxDataViewMainWindow -//----------------------------------------------------------------------------- - -class wxDataViewMainWindow: public wxWindow +void wxDataViewCtrl::SetSelections( const wxArrayInt & sel ) { -public: - wxDataViewMainWindow( wxDataViewCtrl *parent, - wxWindowID id, - const wxPoint &pos = wxDefaultPosition, - const wxSize &size = wxDefaultSize, - const wxString &name = wxT("wxdataviewctrlmainwindow") ); - ~wxDataViewMainWindow(); - - void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; } - wxDataViewCtrl *GetOwner() { return m_owner; } - - void OnPaint( wxPaintEvent &event ); - void OnMouse( wxMouseEvent &event ); - void OnSetFocus( wxFocusEvent &event ); - -private: - wxDataViewCtrl *m_owner; - -private: - DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow) - DECLARE_EVENT_TABLE() -}; - -IMPLEMENT_ABSTRACT_CLASS(wxDataViewMainWindow, wxWindow) - -BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow) - EVT_PAINT (wxDataViewMainWindow::OnPaint) - EVT_MOUSE_EVENTS (wxDataViewMainWindow::OnMouse) - EVT_SET_FOCUS (wxDataViewMainWindow::OnSetFocus) -END_EVENT_TABLE() + wxDataViewSelection selection(wxDataViewSelectionCmp); + int len = sel.GetCount(); + for( int i = 0; i < len; i ++ ) + { + int row = sel[i]; + if( row >= 0 ) + selection.Add( static_cast(row) ); + } + m_clientArea->SetSelections( selection ); +} -wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID id, - const wxPoint &pos, const wxSize &size, const wxString &name ) : - wxWindow( parent, id, pos, size, 0, name ) +void wxDataViewCtrl::Select( int row ) { - SetOwner( parent ); + if( row >= 0 ) + { + if (m_clientArea->IsSingleSel()) + m_clientArea->SelectAllRows(false); + m_clientArea->SelectRow( row, true ); + } } -wxDataViewMainWindow::~wxDataViewMainWindow() +void wxDataViewCtrl::Unselect( int row ) { + if( row >= 0 ) + m_clientArea->SelectRow(row, false); } -void wxDataViewMainWindow::OnPaint( wxPaintEvent &event ) +bool wxDataViewCtrl::IsSelected( int row ) const { - wxPaintDC dc( this ); - - PrepareDC( dc ); - - int dev_x, dev_y; - m_owner->CalcScrolledPosition( 0, 0, &dev_x, &dev_y ); - - dc.SetFont( GetFont() ); - - dc.DrawText( wxT("main window"), 5, 5 ); + if( row >= 0 ) + return m_clientArea->IsRowSelected(row); + return false; } -void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) +void wxDataViewCtrl::SelectRange( int from, int to ) { - event.Skip(); + wxArrayInt sel; + for( int i = from; i < to; i ++ ) + sel.Add( i ); + m_clientArea->Select(sel); } -void wxDataViewMainWindow::OnSetFocus( wxFocusEvent &event ) +void wxDataViewCtrl::UnselectRange( int from, int to ) { - event.Skip(); + wxDataViewSelection sel = m_clientArea->GetSelections(); + for( int i = from; i < to; i ++ ) + if( sel.Index( i ) != wxNOT_FOUND ) + sel.Remove( i ); + m_clientArea->SetSelections(sel); } -//----------------------------------------------------------------------------- -// wxDataViewCtrl -//----------------------------------------------------------------------------- - -IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase) - -wxDataViewCtrl::~wxDataViewCtrl() +void wxDataViewCtrl::SelectAll() { - if (m_notifier) - GetModel()->RemoveNotifier( m_notifier ); + m_clientArea->SelectAllRows(true); } -void wxDataViewCtrl::Init() +void wxDataViewCtrl::UnselectAll() { - m_notifier = NULL; + m_clientArea->SelectAllRows(false); } -bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id, - const wxPoint& pos, const wxSize& size, - long style, const wxValidator& validator ) +void wxDataViewCtrl::EnsureVisible( int row, int column ) { - Init(); - -#ifdef __WXMAC__ - MacSetClipChildren( true ) ; -#endif - - m_clientArea = new wxDataViewMainWindow( this, -1 ); - m_headerArea = new wxDataViewHeaderWindow( this, -1, wxDefaultPosition, wxSize(-1,25) ); - - SetTargetWindow( m_clientArea ); - - wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL ); - sizer->Add( m_headerArea, 0, wxGROW ); - sizer->Add( m_clientArea, 1, wxGROW ); - SetSizer( sizer ); + if( row < 0 ) + row = 0; + if( row > (int) m_clientArea->GetRowCount() ) + row = m_clientArea->GetRowCount(); - return true; + int first = m_clientArea->GetFirstVisibleRow(); + int last = m_clientArea->GetLastVisibleRow(); + if( row < first ) + m_clientArea->ScrollTo( row, column ); + else if( row > last ) + m_clientArea->ScrollTo( row - last + first, column ); + else + m_clientArea->ScrollTo( first, column ); } -#ifdef __WXMSW__ -WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg, - WXWPARAM wParam, - WXLPARAM lParam) +void wxDataViewCtrl::EnsureVisible( const wxDataViewItem & item, const wxDataViewColumn * column ) { - WXLRESULT rc = wxPanel::MSWWindowProc(nMsg, wParam, lParam); + ExpandAncestors( item ); -#ifndef __WXWINCE__ - // we need to process arrows ourselves for scrolling - if ( nMsg == WM_GETDLGCODE ) + m_clientArea->RecalculateDisplay(); + + int row = m_clientArea->GetRowByItem(item); + if( row >= 0 ) { - rc |= DLGC_WANTARROWS; + if( column == NULL ) + EnsureVisible(row, -1); + else + EnsureVisible( row, GetColumnIndex(column) ); } -#endif - return rc; } -#endif -void wxDataViewCtrl::ScrollWindow( int dx, int dy, const wxRect *rect ) +void wxDataViewCtrl::HitTest( const wxPoint & point, wxDataViewItem & item, + wxDataViewColumn* &column ) const { - wxDataViewCtrlBase::ScrollWindow( dx, dy, rect ); - m_headerArea->ScrollWindow( dx, 0, rect ); + m_clientArea->HitTest(point, item, column); } -bool wxDataViewCtrl::AssociateModel( wxDataViewListModel *model ) +wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem & item, + const wxDataViewColumn* column ) const { - if (!wxDataViewCtrlBase::AssociateModel( model )) - return false; + return m_clientArea->GetItemRect(item, column); +} + +wxDataViewItem wxDataViewCtrl::GetItemByRow( unsigned int row ) const +{ + return m_clientArea->GetItemByRow( row ); +} - m_notifier = new wxGenericDataViewListModelNotifier( model ); +int wxDataViewCtrl::GetRowByItem( const wxDataViewItem & item ) const +{ + return m_clientArea->GetRowByItem( item ); +} - model->AddNotifier( m_notifier ); +void wxDataViewCtrl::Expand( const wxDataViewItem & item ) +{ + int row = m_clientArea->GetRowByItem( item ); + if (row != -1) + m_clientArea->Expand(row); +} - return true; +void wxDataViewCtrl::Collapse( const wxDataViewItem & item ) +{ + int row = m_clientArea->GetRowByItem( item ); + if (row != -1) + m_clientArea->Collapse(row); } -bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col ) +bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const { - if (!wxDataViewCtrlBase::AppendColumn(col)) - return false; - - return true; + int row = m_clientArea->GetRowByItem( item ); + if (row != -1) + return m_clientArea->IsExpanded(row); + return false; } -#endif - // !wxUSE_GENERICDATAVIEWCTRL +void wxDataViewCtrl::StartEditor( const wxDataViewItem & item, unsigned int column ) +{ + wxDataViewColumn* col = GetColumn( column ); + if (!col) + return; + + wxRect itemRect = GetItemRect(item, col); + wxDataViewRenderer* renderer = col->GetRenderer(); + renderer->StartEditing(item, itemRect); +} -#endif - // wxUSE_DATAVIEWCTRL +#endif // !wxUSE_GENERICDATAVIEWCTRL +#endif // wxUSE_DATAVIEWCTRL