X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/977a41ec3e85ae7736b7028ec04ebd1818058c8e..04fa04d8067d235ab45b5bc05b65f0679634b541:/src/generic/datavgen.cpp?ds=sidebyside diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp index ad90b57e70..d2f8fe01bf 100644 --- a/src/generic/datavgen.cpp +++ b/src/generic/datavgen.cpp @@ -48,13 +48,20 @@ #include "wx/imaglist.h" #include "wx/headerctrl.h" #include "wx/dnd.h" +#include "wx/stopwatch.h" //----------------------------------------------------------------------------- // classes //----------------------------------------------------------------------------- +class wxDataViewColumn; +class wxDataViewHeaderWindow; class wxDataViewCtrl; +//----------------------------------------------------------------------------- +// classes +//----------------------------------------------------------------------------- + static const int SCROLL_UNIT_X = 15; // the cell padding on the left/right @@ -69,12 +76,52 @@ static const int EXPANDER_OFFSET = 4; static const int EXPANDER_OFFSET = 1; #endif -//Below is the compare stuff -//For the generic implements, both the leaf nodes and the nodes are sorted for fast search when needed -static wxDataViewModel * g_model; +// 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; +//----------------------------------------------------------------------------- +// wxDataViewColumn +//----------------------------------------------------------------------------- + +void wxDataViewColumn::Init(int width, wxAlignment align, int flags) +{ + m_width = width; + m_minWidth = 0; + m_align = align; + m_flags = flags; + m_sort = false; + m_sortAscending = true; +} + +int wxDataViewColumn::GetWidth() const +{ + switch ( m_width ) + { + case wxCOL_WIDTH_DEFAULT: + return wxDVC_DEFAULT_WIDTH; + + case wxCOL_WIDTH_AUTOSIZE: + wxCHECK_MSG( m_owner, wxDVC_DEFAULT_WIDTH, "no owner control" ); + return m_owner->GetBestColumnWidth(m_owner->GetColumnIndex(this)); + + default: + return m_width; + } +} + +void wxDataViewColumn::UpdateDisplay() +{ + if (m_owner) + { + int idx = m_owner->GetColumnIndex( this ); + m_owner->OnColumnChange( idx ); + } +} + //----------------------------------------------------------------------------- // wxDataViewHeaderWindow //----------------------------------------------------------------------------- @@ -167,6 +214,8 @@ private: model->Resort(); owner->OnColumnChange(idx); + + SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, idx); } void OnRClick(wxHeaderCtrlEvent& event) @@ -176,7 +225,7 @@ private: event.Skip(); } - void OnEndResize(wxHeaderCtrlEvent& event) + void OnResize(wxHeaderCtrlEvent& event) { wxDataViewCtrl * const owner = GetOwner(); @@ -200,7 +249,8 @@ BEGIN_EVENT_TABLE(wxDataViewHeaderWindow, wxHeaderCtrl) EVT_HEADER_CLICK(wxID_ANY, wxDataViewHeaderWindow::OnClick) EVT_HEADER_RIGHT_CLICK(wxID_ANY, wxDataViewHeaderWindow::OnRClick) - EVT_HEADER_END_RESIZE(wxID_ANY, wxDataViewHeaderWindow::OnEndResize) + EVT_HEADER_RESIZING(wxID_ANY, wxDataViewHeaderWindow::OnResize) + EVT_HEADER_END_RESIZE(wxID_ANY, wxDataViewHeaderWindow::OnResize) EVT_HEADER_END_REORDER(wxID_ANY, wxDataViewHeaderWindow::OnEndReorder) END_EVENT_TABLE() @@ -222,11 +272,13 @@ public: //----------------------------------------------------------------------------- // wxDataViewTreeNode //----------------------------------------------------------------------------- + class wxDataViewTreeNode; WX_DEFINE_ARRAY( wxDataViewTreeNode *, wxDataViewTreeNodes ); WX_DEFINE_ARRAY( void* , wxDataViewTreeLeaves); -int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, wxDataViewTreeNode ** node2); +int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, + wxDataViewTreeNode ** node2); int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2); class wxDataViewTreeNode @@ -336,6 +388,21 @@ public: } } + // returns node corresponding to 'item' if its in m_nodes or NULL otherwise + wxDataViewTreeNode *FindItemAsNode(const wxDataViewItem& item) const + { + for ( wxDataViewTreeNodes::const_iterator i = m_nodes.begin(); + i != m_nodes.end(); + ++i ) + { + if( (*i)->GetItem() == item ) + return *i; + } + + return NULL; + } + + private: wxDataViewTreeNode *m_parent; wxDataViewTreeNodes m_nodes; @@ -346,26 +413,23 @@ private: int m_subTreeCount; }; -int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, wxDataViewTreeNode ** node2) +int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, + wxDataViewTreeNode ** node2) { return g_model->Compare( (*node1)->GetItem(), (*node2)->GetItem(), g_column, g_asending ); } int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2) { - return g_model->Compare( *id1, *id2, g_column, g_asending ); + return g_model->Compare( wxDataViewItem(*id1), wxDataViewItem(*id2), g_column, g_asending ); } - //----------------------------------------------------------------------------- // wxDataViewMainWindow //----------------------------------------------------------------------------- -WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection, - WXDLLIMPEXP_ADV); -WX_DECLARE_LIST(wxDataViewItem, ItemList); -WX_DEFINE_LIST(ItemList) +WX_DEFINE_SORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection); class wxDataViewMainWindow: public wxWindow { @@ -377,13 +441,14 @@ public: const wxString &name = wxT("wxdataviewctrlmainwindow") ); virtual ~wxDataViewMainWindow(); + bool IsList() const { return GetOwner()->GetModel()->IsListModel(); } 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 ValueChanged( const wxDataViewItem &item, unsigned int model_column ); bool Cleared(); void Resort() { @@ -436,6 +501,7 @@ public: void ScrollWindow( int dx, int dy, const wxRect *rect = NULL ); void ScrollTo( int rows, int column ); + unsigned GetCurrentRow() const { return m_currentRow; } bool HasCurrentRow() { return m_currentRow != (unsigned int)-1; } void ChangeCurrentRow( unsigned int row ); @@ -445,13 +511,17 @@ public: 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 + + // 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(); } + const wxDataViewSelection& GetSelections() const { 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 ); @@ -476,19 +546,22 @@ public: 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 + void SetRowHeight( int lineHeight ) { m_lineHeight = lineHeight; } + + // 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 + // 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 ) { OnExpanding( row ); } - void Collapse( unsigned int row ) { OnCollapsing( row ); } + 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 ); @@ -503,14 +576,12 @@ public: private: wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row ) const; - //We did not need this temporarily - //wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item ); + // We did not need this temporarily + // wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item ); int RecalculateCount(); wxDataViewEvent SendExpanderEvent( wxEventType type, const wxDataViewItem & item ); - void OnExpanding( unsigned int row ); - void OnCollapsing( unsigned int row ); wxDataViewTreeNode * FindNode( const wxDataViewItem & item ); @@ -552,11 +623,13 @@ private: // the pen used to draw the expander and the lines wxPen m_penExpander; - //This is the tree structure of the model + // This is the tree structure of the model wxDataViewTreeNode * m_root; int m_count; - //This is the tree node under the cursor + + // This is the tree node under the cursor wxDataViewTreeNode * m_underMouse; + private: DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow) DECLARE_EVENT_TABLE() @@ -597,19 +670,17 @@ IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase) wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode, int align) : - wxDataViewRendererBase( varianttype, mode, align ) + wxDataViewCustomRendererBase( varianttype, mode, align ) { - m_dc = NULL; m_align = align; m_mode = mode; - m_wantsAttr = false; - m_hasAttr = false; + m_ellipsizeMode = wxELLIPSIZE_MIDDLE; + m_dc = NULL; } wxDataViewRenderer::~wxDataViewRenderer() { - if (m_dc) - delete m_dc; + delete m_dc; } wxDC *wxDataViewRenderer::GetDC() @@ -636,19 +707,6 @@ int wxDataViewRenderer::GetAlignment() const return m_align; } -int wxDataViewRenderer::CalculateAlignment() const -{ - if (m_align == wxDVR_DEFAULT_ALIGNMENT) - { - if (GetOwner() == NULL) - return wxALIGN_LEFT | wxALIGN_CENTRE_VERTICAL; - - return GetOwner()->GetAlignment() | wxALIGN_CENTRE_VERTICAL; - } - - return m_align; -} - // --------------------------------------------------------- // wxDataViewCustomRenderer // --------------------------------------------------------- @@ -661,25 +719,15 @@ wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype, { } -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) +IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer) wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode, int align ) : - wxDataViewCustomRenderer( varianttype, mode, align ) + wxDataViewRenderer( varianttype, mode, align ) { } @@ -695,107 +743,55 @@ bool wxDataViewTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const return false; } -bool wxDataViewTextRenderer::HasEditorCtrl() +bool wxDataViewTextRenderer::HasEditorCtrl() const { return true; } -wxControl* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent, +wxWindow* 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) ); + wxTextCtrl* ctrl = new wxTextCtrl( parent, wxID_ANY, value, + wxPoint(labelRect.x,labelRect.y), + wxSize(labelRect.width,labelRect.height) ); + + // select the text in the control an place the cursor at the end + ctrl->SetInsertionPointEnd(); + ctrl->SelectAll(); + + return ctrl; } -bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant &value ) +bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxWindow *editor, wxVariant &value ) { wxTextCtrl *text = (wxTextCtrl*) editor; value = text->GetValue(); return true; } -bool wxDataViewTextRenderer::Render( wxRect cell, wxDC *dc, int state ) +bool wxDataViewTextRenderer::Render(wxRect rect, wxDC *dc, int state) { - RenderText( m_text, 0, cell, dc, state ); + RenderText(m_text, 0, rect, dc, state); return true; } wxSize wxDataViewTextRenderer::GetSize() const { - const wxDataViewCtrl *view = GetView(); if (!m_text.empty()) - { - int x,y; - view->GetTextExtent( m_text, &x, &y ); - return wxSize( x, y ); - } - return wxSize(80,20); -} - -// --------------------------------------------------------- -// 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; + return GetTextExtent(m_text); + else + return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE); } - // --------------------------------------------------------- // wxDataViewBitmapRenderer // --------------------------------------------------------- -IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewCustomRenderer) +IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer) wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode, int align ) : - wxDataViewCustomRenderer( varianttype, mode, align ) + wxDataViewRenderer( varianttype, mode, align ) { } @@ -816,9 +812,9 @@ bool wxDataViewBitmapRenderer::GetValue( wxVariant& WXUNUSED(value) ) const bool wxDataViewBitmapRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) { - if (m_bitmap.Ok()) + if (m_bitmap.IsOk()) dc->DrawBitmap( m_bitmap, cell.x, cell.y ); - else if (m_icon.Ok()) + else if (m_icon.IsOk()) dc->DrawIcon( m_icon, cell.x, cell.y ); return true; @@ -826,23 +822,23 @@ bool wxDataViewBitmapRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state wxSize wxDataViewBitmapRenderer::GetSize() const { - if (m_bitmap.Ok()) + if (m_bitmap.IsOk()) return wxSize( m_bitmap.GetWidth(), m_bitmap.GetHeight() ); - else if (m_icon.Ok()) + else if (m_icon.IsOk()) return wxSize( m_icon.GetWidth(), m_icon.GetHeight() ); - return wxSize(16,16); + return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE); } // --------------------------------------------------------- // wxDataViewToggleRenderer // --------------------------------------------------------- -IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewCustomRenderer) +IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer) wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype, wxDataViewCellMode mode, int align ) : - wxDataViewCustomRenderer( varianttype, mode, align ) + wxDataViewRenderer( varianttype, mode, align ) { m_toggle = false; } @@ -861,63 +857,68 @@ bool wxDataViewToggleRenderer::GetValue( wxVariant &WXUNUSED(value) ) const bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) { - // User wxRenderer here - - wxRect rect; - rect.x = cell.x + cell.width/2 - 10; - rect.width = 20; - rect.y = cell.y + cell.height/2 - 10; - rect.height = 20; - int flags = 0; if (m_toggle) flags |= wxCONTROL_CHECKED; - if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE) + if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE || + GetEnabled() == false) flags |= wxCONTROL_DISABLED; + // check boxes we draw must always have the same, standard size (if it's + // bigger than the cell size the checkbox will be truncated because the + // caller had set the clipping rectangle to prevent us from drawing outside + // the cell) + cell.SetSize(GetSize()); + wxRendererNative::Get().DrawCheckBox( GetOwner()->GetOwner(), *dc, - rect, + cell, flags ); return true; } -bool wxDataViewToggleRenderer::Activate( wxRect WXUNUSED(cell), - wxDataViewModel *model, - const wxDataViewItem & item, unsigned int col) +bool wxDataViewToggleRenderer::WXOnLeftClick(const wxPoint& cursor, + const 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; + // only react to clicks directly on the checkbox, not elsewhere in the same cell: + if (!wxRect(GetSize()).Contains(cursor)) + return false; + + if (model->IsEnabled(item, col)) + { + model->ChangeValue(!m_toggle, item, col); + return true; + } + + return false; } wxSize wxDataViewToggleRenderer::GetSize() const { - return wxSize(20,20); + // 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) +IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressRenderer, wxDataViewRenderer) wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label, const wxString &varianttype, wxDataViewCellMode mode, int align ) : - wxDataViewCustomRenderer( varianttype, mode, align ) + wxDataViewRenderer( varianttype, mode, align ) { m_label = label; m_value = 0; } -wxDataViewProgressRenderer::~wxDataViewProgressRenderer() -{ -} - bool wxDataViewProgressRenderer::SetValue( const wxVariant &value ) { m_value = (long) value; @@ -934,18 +935,23 @@ bool wxDataViewProgressRenderer::GetValue( wxVariant &value ) const return true; } -bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) +bool +wxDataViewProgressRenderer::Render(wxRect rect, 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 ); + // deflate the rect to leave a small border between bars in adjacent rows + wxRect bar = rect.Deflate(0, 1); dc->SetBrush( *wxTRANSPARENT_BRUSH ); dc->SetPen( *wxBLACK_PEN ); - dc->DrawRectangle( cell ); + dc->DrawRectangle( bar ); + + bar.width = (int)(bar.width * m_value / 100.); + dc->SetPen( *wxTRANSPARENT_PEN ); + + const wxDataViewItemAttr& attr = GetAttr(); + dc->SetBrush( attr.HasColour() ? wxBrush(attr.GetColour()) + : *wxBLUE_BRUSH ); + dc->DrawRectangle( bar ); return true; } @@ -1002,20 +1008,17 @@ 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 ); + m_model->ChangeValue( event.GetDate(), m_item, m_col ); DismissAndNotify(); } #endif // wxUSE_DATE_RENDERER_POPUP -IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer) +IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewRenderer) wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype, wxDataViewCellMode mode, int align ) : - wxDataViewCustomRenderer( varianttype, mode, align ) + wxDataViewRenderer( varianttype, mode, align ) { } @@ -1041,30 +1044,27 @@ bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state ) 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); + return GetTextExtent(m_date.FormatDate()); } -bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *model, - const wxDataViewItem & item, unsigned int col ) +bool wxDataViewDateRenderer::WXOnActivate(const wxRect& WXUNUSED(cell), + wxDataViewModel *model, + const wxDataViewItem& item, + unsigned int col) { - wxVariant variant; - model->GetValue( variant, item, col ); - wxDateTime value = variant.GetDateTime(); + wxDateTime dtOld = m_date; #if wxUSE_DATE_RENDERER_POPUP wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient( - GetOwner()->GetOwner()->GetParent(), &value, model, item, col); + GetOwner()->GetOwner()->GetParent(), &dtOld, model, item, col); wxPoint pos = wxGetMousePosition(); popup->Move( pos ); popup->Layout(); popup->Popup( popup->m_cal ); #else // !wxUSE_DATE_RENDERER_POPUP - wxMessageBox(value.Format()); + wxMessageBox(dtOld.Format()); #endif // wxUSE_DATE_RENDERER_POPUP/!wxUSE_DATE_RENDERER_POPUP + return true; } @@ -1072,20 +1072,16 @@ bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *m // wxDataViewIconTextRenderer // --------------------------------------------------------- -IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer) +IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewRenderer) wxDataViewIconTextRenderer::wxDataViewIconTextRenderer( const wxString &varianttype, wxDataViewCellMode mode, int align ) : - wxDataViewCustomRenderer( varianttype, mode, align ) + wxDataViewRenderer( varianttype, mode, align ) { SetMode(mode); SetAlignment(align); } -wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer() -{ -} - bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value ) { m_value << value; @@ -1097,49 +1093,68 @@ bool wxDataViewIconTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const return false; } -bool wxDataViewIconTextRenderer::Render( wxRect cell, wxDC *dc, int state ) +bool wxDataViewIconTextRenderer::Render(wxRect rect, wxDC *dc, int state) { int xoffset = 0; - const wxIcon &icon = m_value.GetIcon(); - if (icon.IsOk()) + + 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; + dc->DrawIcon(icon, rect.x, rect.y + (rect.height - icon.GetHeight())/2); + xoffset = icon.GetWidth()+4; } - RenderText( m_value.GetText(), xoffset, cell, dc, state ); + RenderText(m_value.GetText(), xoffset, rect, 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 ); + wxSize size = GetTextExtent(m_value.GetText()); if (m_value.GetIcon().IsOk()) - x += m_value.GetIcon().GetWidth() + 4; - return wxSize( x, y ); + size.x += m_value.GetIcon().GetWidth() + 4; + return size; } return wxSize(80,20); } -wxControl * -wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow * WXUNUSED(parent), - wxRect WXUNUSED(labelRect), - const wxVariant& WXUNUSED(value)) +wxWindow* wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow *parent, wxRect labelRect, const wxVariant& value) { - return NULL; + 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; + } + + wxTextCtrl* ctrl = new wxTextCtrl( parent, wxID_ANY, text, + wxPoint(labelRect.x,labelRect.y), + wxSize(labelRect.width,labelRect.height) ); + + // select the text in the control an place the cursor at the end + ctrl->SetInsertionPointEnd(); + ctrl->SelectAll(); + + return ctrl; } -bool -wxDataViewIconTextRenderer::GetValueFromEditorCtrl(wxControl* WXUNUSED(editor), - wxVariant& WXUNUSED(value)) +bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl( wxWindow *editor, wxVariant& value ) { - return false; + wxTextCtrl *text = (wxTextCtrl*) editor; + + wxDataViewIconText iconText(text->GetValue(), m_value.GetIcon()); + value << iconText; + return true; } //----------------------------------------------------------------------------- @@ -1235,30 +1250,30 @@ public: } 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(); } @@ -1286,8 +1301,9 @@ void wxDataViewRenameTimer::Notify() // wxDataViewMainWindow //----------------------------------------------------------------------------- -//The tree building helper, declared firstly -static void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, wxDataViewTreeNode * node); +// The tree building helper, declared firstly +static void BuildTreeHelper( const wxDataViewModel * model, const wxDataViewItem & item, + wxDataViewTreeNode * node); int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 ) { @@ -1296,7 +1312,6 @@ int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 ) return -1; } - IMPLEMENT_ABSTRACT_CLASS(wxDataViewMainWindow, wxWindow) BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow) @@ -1346,13 +1361,14 @@ wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID i m_penRule = wxPen(GetRuleColour()); - //Here I compose a pen can draw black lines, maybe there are something system colour to use + // compose a pen whichcan draw black lines + // TODO: maybe there is something system colour to use m_penExpander = wxPen(wxColour(0,0,0)); - //Some new added code to deal with the tree structure + m_root = new wxDataViewTreeNode( NULL ); m_root->SetHasChildren(true); - //Make m_count = -1 will cause the class recaculate the real displaying number of rows. + // Make m_count = -1 will cause the class recaculate the real displaying number of rows. m_count = -1; m_underMouse = NULL; UpdateDisplay(); @@ -1395,14 +1411,15 @@ void wxDataViewMainWindow::RemoveDropHint() } } -wxDragResult wxDataViewMainWindow::OnDragOver( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def ) +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())) + if ((row >= GetRowCount()) || (xx > GetEndOfLastCol())) { RemoveDropHint(); return wxDragNone; @@ -1448,7 +1465,7 @@ bool wxDataViewMainWindow::OnDrop( wxDataFormat format, wxCoord x, wxCoord y ) m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy ); unsigned int row = GetLineAt( yy ); - if ((row >= GetRowCount()) || (yy > GetEndOfLastCol())) + if ((row >= GetRowCount()) || (xx > GetEndOfLastCol())) return false; wxDataViewItem item = GetItemByRow( row ); @@ -1469,14 +1486,15 @@ bool wxDataViewMainWindow::OnDrop( wxDataFormat format, wxCoord x, wxCoord y ) return true; } -wxDragResult wxDataViewMainWindow::OnData( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def ) +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())) + if ((row >= GetRowCount()) || (xx > GetEndOfLastCol())) return wxDragNone; wxDataViewItem item = GetItemByRow( row ); @@ -1521,11 +1539,12 @@ wxBitmap wxDataViewMainWindow::CreateItemBitmap( unsigned int row, int &indent ) } indent = 0; - if (!IsVirtualList()) + if (!IsList()) { wxDataViewTreeNode *node = GetTreeNodeByRow(row); indent = GetOwner()->GetIndent() * node->GetIndentLevel(); - indent = indent + m_lineHeight; //try to use the m_lineHeight as the expander space + indent = indent + m_lineHeight; + // try to use the m_lineHeight as the expander space if(!node->HasChildren()) delete node; @@ -1564,49 +1583,15 @@ wxBitmap wxDataViewMainWindow::CreateItemBitmap( unsigned int row, int &indent ) if (column == expander) width -= indent; - wxVariant value; wxDataViewItem item = GetItemByRow( row ); - model->GetValue( value, item, column->GetModelColumn()); - cell->SetValue( value ); + cell->PrepareForItem(model, item, column->GetModelColumn()); - if (cell->GetWantsAttr()) - { - wxDataViewItemAttr attr; - bool ret = model->GetAttr( item, column->GetModelColumn(), attr ); - if (ret) - cell->SetAttr( attr ); - cell->SetHasAttr( ret ); - } + wxRect item_rect(x, 0, width, height); + item_rect.Deflate(PADDING_RIGHTLEFT, 0); - 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(); + // dc.SetClippingRegion( item_rect ); + cell->WXCallRender(item_rect, &dc, 0); + // dc.DestroyClippingRegion(); x += width; } @@ -1623,13 +1608,17 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) wxAutoBufferedPaintDC dc( this ); #ifdef __WXMSW__ + dc.SetBrush(GetOwner()->GetBackgroundColour()); dc.SetPen( *wxTRANSPARENT_PEN ); - dc.SetBrush( wxBrush( GetBackgroundColour()) ); - dc.SetBrush( *wxWHITE_BRUSH ); - wxSize size( GetClientSize() ); - dc.DrawRectangle( 0,0,size.x,size.y ); + dc.DrawRectangle(GetClientSize()); #endif + if ( IsEmpty() ) + { + // No items to draw. + return; + } + // prepare the DC GetOwner()->PrepareDC( dc ); dc.SetFont( GetFont() ); @@ -1644,8 +1633,22 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) (int)(GetRowCount( ) - item_start)); unsigned int item_last = item_start + item_count; + // Send the event to wxDataViewCtrl itself. + wxWindow * const parent = GetParent(); + wxDataViewEvent cache_event(wxEVT_COMMAND_DATAVIEW_CACHE_HINT, parent->GetId()); + cache_event.SetEventObject(parent); + cache_event.SetCache(item_start, item_last - 1); + parent->ProcessWindowEvent(cache_event); + // compute which columns needs to be redrawn unsigned int cols = GetOwner()->GetColumnCount(); + if ( !cols ) + { + // we assume that we have at least one column below and painting an + // empty control is unnecessary anyhow + return; + } + unsigned int col_start = 0; unsigned int x_start; for (x_start = 0; col_start < cols; col_start++) @@ -1681,7 +1684,7 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) dc.SetPen(m_penRule); dc.SetBrush(*wxTRANSPARENT_BRUSH); - for (unsigned int i = item_start; i <= item_last+1; i++) + for (unsigned int i = item_start; i <= item_last; i++) { int y = GetLineStart( i ); dc.DrawLine(x_start, y, x_last, y); @@ -1694,22 +1697,23 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) dc.SetPen(m_penRule); dc.SetBrush(*wxTRANSPARENT_BRUSH); - int x = x_start; + // NB: Vertical rules are drawn in the last pixel of a column so that + // they align perfectly with native MSW wxHeaderCtrl as well as for + // consistency with MSW native list control. There's no vertical + // rule at the most-left side of the control. + + int x = x_start - 1; for (unsigned int i = col_start; i < col_last; i++) { wxDataViewColumn *col = GetOwner()->GetColumnAt(i); if (col->IsHidden()) continue; // skip it + x += col->GetWidth(); + 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 @@ -1724,7 +1728,8 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) if (m_hasFocus) flags |= wxCONTROL_FOCUSED; - wxRect rect( x_start, GetLineStart( item ), x_last, GetLineHeight( item ) ); + wxRect rect( x_start, GetLineStart( item ), + x_last - x_start, GetLineHeight( item ) ); wxRendererNative::Get().DrawItemSelectionRect ( this, @@ -1739,7 +1744,7 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) if (m_dropHint) { wxRect rect( x_start, GetLineStart( m_dropHintLine ), - x_last, GetLineHeight( m_dropHintLine ) ); + x_last - x_start, GetLineHeight( m_dropHintLine ) ); dc.SetPen( *wxBLACK_PEN ); dc.SetBrush( *wxTRANSPARENT_BRUSH ); dc.DrawRectangle( rect ); @@ -1759,18 +1764,16 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) 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()) + if ( col->IsHidden() || cell_rect.width <= 0 ) 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; @@ -1782,60 +1785,63 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) dataitem = node->GetItem(); - if ((i > 0) && model->IsContainer(dataitem) && !model->HasContainerColumns(dataitem)) + // Skip all columns of "container" rows except the expander + // column itself unless HasContainerColumns() overrides this. + if ( col != GetOwner()->GetExpanderColumn() && + model->IsContainer(dataitem) && + !model->HasContainerColumns(dataitem) ) continue; } else { - dataitem = wxDataViewItem( wxUIntToPtr(item) ); + dataitem = wxDataViewItem( wxUIntToPtr(item+1) ); } - 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 ); - } + cell->PrepareForItem(model, dataitem, col->GetModelColumn()); // update cell_rect cell_rect.y = GetLineStart( item ); - cell_rect.height = GetLineHeight( item ); // -1 is for the horizontal rules (?) + cell_rect.height = GetLineHeight( item ); - //Draw the expander here. + // deal with the expander int indent = 0; - if ((!IsVirtualList()) && (col == expander)) + if ((!IsList()) && (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() ) + // Calculate the indent first + indent = GetOwner()->GetIndent() * node->GetIndentLevel(); + + // we reserve m_lineHeight of horizontal space for the expander + // but leave EXPANDER_MARGIN around the expander itself + int exp_x = cell_rect.x + indent + EXPANDER_MARGIN; + + indent += m_lineHeight; + + // draw expander if needed and visible + if ( node->HasChildren() && exp_x < cell_rect.GetRight() ) { - wxRect rect( expander_x , expander_y, expander_width, expander_width); + dc.SetPen( m_penExpander ); + dc.SetBrush( wxNullBrush ); + + int exp_size = m_lineHeight - 2*EXPANDER_MARGIN; + int exp_y = cell_rect.y + (cell_rect.height - exp_size)/2 + + EXPANDER_MARGIN - EXPANDER_OFFSET; + + const wxRect rect(exp_x, exp_y, exp_size, exp_size); + int flag = 0; - if (m_underMouse == node) - { + 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); + if ( node->IsOpen() ) + flag |= wxCONTROL_EXPANDED; + + // ensure that we don't overflow the cell (which might + // happen if the column is very narrow) + wxDCClipper clip(dc, cell_rect); + + wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag); } - //force the expander column to left-center align + + // force the expander column to left-center align cell->SetAlignment( wxALIGN_CENTER_VERTICAL ); } if (node && !node->HasChildren()) @@ -1845,38 +1851,15 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) 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 + wxRect item_rect = cell_rect; + item_rect.Deflate(PADDING_RIGHTLEFT, 0); + + // account for the tree indent (harmless if we're not indented) item_rect.x += indent; + item_rect.width -= indent; + + if ( item_rect.width <= 0 ) + continue; int state = 0; if (m_hasFocus && (m_selection.Index(item) != wxNOT_FOUND)) @@ -1889,9 +1872,9 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) // 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(); + wxDCClipper clip(dc, item_rect); + + cell->WXCallRender(item_rect, &dc, state); } cell_rect.x += cell_rect.width; @@ -1909,55 +1892,23 @@ void wxDataViewMainWindow::OnRenameTimer() 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 ) ); + wxDataViewItem item = GetItemByRow( m_currentRow ); - GetOwner()->CalcScrolledPosition( labelRect.x, labelRect.y, - &labelRect.x, &labelRect.y); + wxRect labelRect = GetItemRect(item, m_currentCol); - 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 + // 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 @@ -1982,8 +1933,8 @@ bool Walker( wxDataViewTreeNode * node, DoJob & func ) ; } - wxDataViewTreeNodes nodes = node->GetNodes(); - wxDataViewTreeLeaves leaves = node->GetChildren(); + const wxDataViewTreeNodes& nodes = node->GetNodes(); + const wxDataViewTreeLeaves& leaves = node->GetChildren(); int len_nodes = nodes.GetCount(); int len = leaves.GetCount(); @@ -2018,9 +1969,13 @@ bool Walker( wxDataViewTreeNode * node, DoJob & func ) bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item) { - if (!m_root) + GetOwner()->InvalidateColBestWidths(); + + if (IsVirtualList()) { - m_count++; + wxDataViewVirtualListModel *list_model = + (wxDataViewVirtualListModel*) GetOwner()->GetModel(); + m_count = list_model->GetCount(); UpdateDisplay(); return true; } @@ -2056,70 +2011,121 @@ bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxData static void DestroyTreeHelper( wxDataViewTreeNode * node); bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, - const wxDataViewItem& item) + const wxDataViewItem& item) { - if (!m_root) + GetOwner()->InvalidateColBestWidths(); + + if (IsVirtualList()) { - m_count--; - if( m_currentRow > GetRowCount() ) - m_currentRow = m_count - 1; + wxDataViewVirtualListModel *list_model = + (wxDataViewVirtualListModel*) GetOwner()->GetModel(); + m_count = list_model->GetCount(); - m_selection.Empty(); + if ( !m_selection.empty() ) + { + const int row = GetRowByItem(item); - UpdateDisplay(); + const size_t selCount = m_selection.size(); + for ( size_t i = 0; i < selCount; i++ ) + { + if ( m_selection[i] > (unsigned)row ) + m_selection[i]--; + } + + int itemRow = m_selection.Index(row); + if ( itemRow != wxNOT_FOUND ) + m_selection.RemoveAt(itemRow); + } - return true; } + else // general case + { + wxDataViewTreeNode * node = FindNode(parent); + int itemPosInNode = node ? node->GetChildren().Index(item.GetID()) : wxNOT_FOUND; - wxDataViewTreeNode * node = FindNode(parent); + // Notice that it is possible that the item being deleted is not in the + // tree at all, for example we could be deleting a never shown (because + // collapsed) item in a tree model. So it's not an error if we don't know + // about this item, just return without doing anything then. + if ( !node || itemPosInNode == wxNOT_FOUND ) + return false; - wxCHECK_MSG( node != NULL, false, "item not found" ); - wxCHECK_MSG( node->GetChildren().Index( item.GetID() ) != wxNOT_FOUND, false, "item not found" ); + bool isContainer = false; + wxDataViewTreeNode *itemNode = NULL; - int sub = -1; - node->GetChildren().Remove( item.GetID() ); - //Manuplate 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 ++) + const wxDataViewTreeNodes nds = node->GetNodes(); + for (size_t i = 0; i < nds.GetCount(); i ++) { - if( nodes[i]->GetItem() == item ) + if (nds[i]->GetItem() == item) { - n = nodes[i]; + isContainer = true; + itemNode = nds[i]; break; } } - wxCHECK_MSG( n != NULL, false, "item not found" ); + // Delete the item from wxDataViewTreeNode representation: + int itemsDeleted = 1; + node->GetChildren().Remove( item.GetID() ); + + if( isContainer ) + { + wxDataViewTreeNode *n = node->FindItemAsNode(item); + + wxCHECK_MSG( n != NULL, false, "item not found" ); + + node->GetNodes().Remove( n ); + itemsDeleted += n->GetSubTreeCount(); + ::DestroyTreeHelper(n); + } + + // Make the row number invalid and get a new valid one when user call GetRowCount + m_count = -1; + node->ChangeSubTreeCount(-itemsDeleted); + + // Update selection by removing 'item' and its entire children tree from the selection. + if ( !m_selection.empty() ) + { + // we can't call GetRowByItem() on 'item', as it's already deleted, so compute it from + // the parent ('node') and position in its list of children + int itemRow; + if ( itemPosInNode == 0 ) + { + // 1st child, row number is that of the parent node + 1 + itemRow = GetRowByItem(node->GetItem()) + 1; + } + else + { + // row number is that of the sibling above 'item' + its subtree if any + 1 + const wxDataViewItem sibling = wxDataViewItem(node->GetChildren()[itemPosInNode - 1]); + const wxDataViewTreeNode *siblingNode = node->FindItemAsNode(sibling); + + itemRow = GetRowByItem(sibling); + if ( siblingNode ) + itemRow += siblingNode->GetSubTreeCount(); + itemRow += 1; + } + + wxDataViewSelection newsel(wxDataViewSelectionCmp); + + const size_t numSelections = m_selection.size(); + for ( size_t i = 0; i < numSelections; ++i ) + { + const int s = m_selection[i]; + if ( s < itemRow ) + newsel.push_back(s); + else if ( s >= itemRow + itemsDeleted ) + newsel.push_back(s - itemsDeleted); + // else: deleted item, remove from selection + } - node->GetNodes().Remove( n ); - sub -= n->GetSubTreeCount(); - ::DestroyTreeHelper(n); + m_selection = newsel; + } } - //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 + // 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; + ChangeCurrentRow(m_count - 1); UpdateDisplay(); @@ -2128,10 +2134,12 @@ bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item) { + GetOwner()->InvalidateColBestWidths(); + SortPrepare(); g_model->Resort(); - //Send event + // Send event wxWindow *parent = GetParent(); wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId()); le.SetEventObject(parent); @@ -2142,8 +2150,24 @@ bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item) return true; } -bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned int col ) +bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned int model_column ) { + int view_column = -1; + unsigned int n_col = m_owner->GetColumnCount(); + for (unsigned i = 0; i < n_col; i++) + { + wxDataViewColumn *column = m_owner->GetColumn( i ); + if (column->GetModelColumn() == model_column) + { + view_column = (int) i; + break; + } + } + if (view_column == -1) + return false; + + GetOwner()->InvalidateColBestWidth(view_column); + // NOTE: to be valid, we cannot use e.g. INT_MAX - 1 /*#define MAX_VIRTUAL_WIDTH 100000 @@ -2156,14 +2180,14 @@ bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned i SortPrepare(); g_model->Resort(); - //Send event + // 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)); + le.SetColumn(view_column); + le.SetDataViewColumn(GetOwner()->GetColumn(view_column)); parent->GetEventHandler()->ProcessEvent(le); return true; @@ -2171,7 +2195,10 @@ bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned i bool wxDataViewMainWindow::Cleared() { + GetOwner()->InvalidateColBestWidths(); + DestroyTree(); + m_selection.Clear(); SortPrepare(); BuildTree( GetOwner()->GetModel() ); @@ -2184,6 +2211,7 @@ bool wxDataViewMainWindow::Cleared() void wxDataViewMainWindow::UpdateDisplay() { m_dirty = true; + m_underMouse = NULL; } void wxDataViewMainWindow::OnInternalIdle() @@ -2217,6 +2245,8 @@ void wxDataViewMainWindow::RecalculateDisplay() void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect ) { + m_underMouse = NULL; + wxWindow::ScrollWindow( dx, dy, rect ); if (GetOwner()->m_headerArea) @@ -2225,6 +2255,8 @@ void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect ) void wxDataViewMainWindow::ScrollTo( int rows, int column ) { + m_underMouse = NULL; + int x, y; m_owner->GetScrollPixelsPerUnit( &x, &y ); int sy = GetLineStart( rows )/y; @@ -2296,7 +2328,7 @@ unsigned int wxDataViewMainWindow::GetLastVisibleRow() m_owner->CalcUnscrolledPosition( client_size.x, client_size.y, &client_size.x, &client_size.y ); - //we should deal with the pixel here + // we should deal with the pixel here unsigned int row = GetLineAt(client_size.y) - 1; return wxMin( GetRowCount()-1, row ); @@ -2475,7 +2507,7 @@ void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow ) void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event) { wxCHECK_RET( newCurrent < GetRowCount(), - _T("invalid item index in OnArrowChar()") ); + wxT("invalid item index in OnArrowChar()") ); // if there is no selection, we cannot move it anywhere if (!HasCurrentRow()) @@ -2569,18 +2601,18 @@ int wxDataViewMainWindow::GetLineStart( unsigned int row ) const if (column->IsHidden()) continue; // skip it! - if ((col != 0) && model->IsContainer(item) && !model->HasContainerColumns(item)) + if ((col != 0) && + model->IsContainer(item) && + !model->HasContainerColumns(item)) continue; // skip it! - const wxDataViewRenderer *renderer = column->GetRenderer(); - wxVariant value; - model->GetValue( value, item, column->GetModelColumn() ); - wxDataViewRenderer *renderer2 = const_cast(renderer); - renderer2->SetValue( value ); + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + renderer->PrepareForItem(model, item, column->GetModelColumn()); + height = wxMax( height, renderer->GetSize().y ); } - start += height; } @@ -2605,14 +2637,14 @@ int wxDataViewMainWindow::GetLineAt( unsigned int y ) const unsigned int yy = 0; for (;;) { - const wxDataViewTreeNode* node = GetTreeNodeByRow(row); - if (!node) - { - // not really correct... - return row + ((y-yy) / m_lineHeight); - } + const wxDataViewTreeNode* node = GetTreeNodeByRow(row); + if (!node) + { + // not really correct... + return row + ((y-yy) / m_lineHeight); + } - wxDataViewItem item = node->GetItem(); + wxDataViewItem item = node->GetItem(); if (node && !node->HasChildren()) { @@ -2621,31 +2653,32 @@ int wxDataViewMainWindow::GetLineAt( unsigned int y ) const wxDELETE(node); } - unsigned int cols = GetOwner()->GetColumnCount(); - unsigned int col; - int height = m_lineHeight; - for (col = 0; col < cols; col++) - { + 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)) + if ((col != 0) && + model->IsContainer(item) && + !model->HasContainerColumns(item)) continue; // skip it! - const wxDataViewRenderer *renderer = column->GetRenderer(); - wxVariant value; - model->GetValue( value, item, column->GetModelColumn() ); - wxDataViewRenderer *renderer2 = const_cast(renderer); - renderer2->SetValue( value ); + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + renderer->PrepareForItem(model, item, column->GetModelColumn()); + height = wxMax( height, renderer->GetSize().y ); - } + } - yy += height; - if (y < yy) - return row; + yy += height; + if (y < yy) + return row; - row++; + row++; } } @@ -2680,14 +2713,15 @@ int wxDataViewMainWindow::GetLineHeight( unsigned int row ) const if (column->IsHidden()) continue; // skip it! - if ((col != 0) && model->IsContainer(item) && !model->HasContainerColumns(item)) + if ((col != 0) && + model->IsContainer(item) && + !model->HasContainerColumns(item)) continue; // skip it! - const wxDataViewRenderer *renderer = column->GetRenderer(); - wxVariant value; - model->GetValue( value, item, column->GetModelColumn() ); - wxDataViewRenderer *renderer2 = const_cast(renderer); - renderer2->SetValue( value ); + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + renderer->PrepareForItem(model, item, column->GetModelColumn()); + height = wxMax( height, renderer->GetSize().y ); } @@ -2702,8 +2736,9 @@ int wxDataViewMainWindow::GetLineHeight( unsigned int row ) const class RowToItemJob: public DoJob { public: - RowToItemJob( unsigned int row , int current ) { this->row = row; this->current = current;} - virtual ~RowToItemJob() { } + RowToItemJob( unsigned int row , int current ) + { this->row = row; this->current = current; } + virtual ~RowToItemJob() {} virtual int operator() ( wxDataViewTreeNode * node ) { @@ -2721,12 +2756,14 @@ public: } 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 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 ); + ret = wxDataViewItem(node->GetChildren().Item( index )); return DoJob::OK; } return DoJob::CONT; @@ -2743,7 +2780,10 @@ public: } return DoJob::CONT; } - wxDataViewItem GetResult(){ return ret; } + + wxDataViewItem GetResult() const + { return ret; } + private: unsigned int row; int current; @@ -2752,9 +2792,9 @@ private: wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const { - if (!m_root) + if (IsVirtualList()) { - return wxDataViewItem( wxUIntToPtr(row) ); + return wxDataViewItem( wxUIntToPtr(row+1) ); } else { @@ -2793,8 +2833,11 @@ public: else { parent = node; - //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 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; @@ -2806,8 +2849,6 @@ public: } return DoJob::CONT; } - - } virtual int operator() ( void * n ) @@ -2823,7 +2864,10 @@ public: return DoJob::CONT; } - wxDataViewTreeNode * GetResult(){ return ret; } + + wxDataViewTreeNode * GetResult() const + { return ret; } + private: unsigned int row; int current; @@ -2831,7 +2875,6 @@ private: wxDataViewTreeNode * parent; }; - wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row) const { wxASSERT( !IsVirtualList() ); @@ -2841,7 +2884,8 @@ wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row) co return job.GetResult(); } -wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, const wxDataViewItem & item ) +wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, + const wxDataViewItem & item ) { wxWindow *parent = GetParent(); wxDataViewEvent le(type, parent->GetId()); @@ -2854,98 +2898,117 @@ wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, const return le; } - bool wxDataViewMainWindow::IsExpanded( unsigned int row ) const { - if (IsVirtualList()) - return false; + if (IsList()) + return false; wxDataViewTreeNode * node = GetTreeNodeByRow(row); if (!node) - return false; + return false; if (!node->HasChildren()) { - delete node; - return false; + delete node; + return false; } return node->IsOpen(); } +bool wxDataViewMainWindow::HasChildren( unsigned int row ) const +{ + if (IsList()) + return false; -void wxDataViewMainWindow::OnExpanding( unsigned int row ) + 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; + if (IsList()) + return; wxDataViewTreeNode * node = GetTreeNodeByRow(row); - if( node != NULL ) + if (!node) + return; + + if (!node->HasChildren()) { - if( node->HasChildren()) - { - if( !node->IsOpen()) + 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() ) + wxDataViewEvent e = + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, node->GetItem()); + + // Check if the user prevent expanding + if( e.GetSkipped() ) return; - node->ToggleOpen(); - //Here I build the children of current node - if( node->GetChildrenNumber() == 0 ) - { - SortPrepare(); - ::BuildTreeHelper(GetOwner()->GetModel(), node->GetItem(), node); - } + node->ToggleOpen(); - // 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; iGetChildrenNumber() == 0 ) + { + SortPrepare(); + ::BuildTreeHelper(GetOwner()->GetModel(), node->GetItem(), node); + } - m_selection[i] += rowAdjustment; - } + // 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_selection[i] += rowAdjustment; + } - m_count = -1; - UpdateDisplay(); - //Send the expanded event - SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem()); - } - else - { - SelectRow( row, false ); - SelectRow( row + 1, true ); - ChangeCurrentRow( row + 1 ); - SendSelectionChangedEvent( GetItemByRow(row+1)); + if(m_currentRow > row) + ChangeCurrentRow(m_currentRow + rowAdjustment); + + m_count = -1; + UpdateDisplay(); + // Send the expanded event + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem()); } - } - else - delete node; - } } -void wxDataViewMainWindow::OnCollapsing(unsigned int row) +void wxDataViewMainWindow::Collapse(unsigned int row) { - if (IsVirtualList()) - return; + if (IsList()) + return; - wxDataViewTreeNode * node = GetTreeNodeByRow(row); - if( node != NULL ) + wxDataViewTreeNode *node = GetTreeNodeByRow(row); + if (!node) + return; + + if (!node->HasChildren()) { - wxDataViewTreeNode * nd = node; + delete node; + return; + } - if( node->HasChildren() && node->IsOpen() ) + if (node->IsOpen()) { - wxDataViewEvent e = SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem()); + wxDataViewEvent e = + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem()); if( e.GetSkipped() ) return; @@ -2979,7 +3042,7 @@ void wxDataViewMainWindow::OnCollapsing(unsigned int row) { // 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 OnExpanding(). + // We actually do the opposite of what we are doing in Expand(). for(unsigned i=0; iGetItem()); + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED,node->GetItem()); } - else - { - node = node->GetParent(); - if( node != NULL ) - { - int parent = GetRowByItem( node->GetItem() ); - if( parent >= 0 ) - { - SelectRow( row, false); - SelectRow(parent , true ); - ChangeCurrentRow( parent ); - SendSelectionChangedEvent( node->GetItem() ); - } - } - } - if( !nd->HasChildren()) - delete nd; - } } wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item ) { - wxDataViewModel * model = GetOwner()->GetModel(); + const 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 ); + // Compose the parent-chain for the item we are looking for + wxVector parentChain; wxDataViewItem it( item ); while( it.IsOk() ) { - wxDataViewItem * pItem = new wxDataViewItem( it ); - list.Insert( pItem ); - it = model->GetParent( it ); + parentChain.push_back(it); + 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++ ) + // Find the item along the parent-chain. + // This algorithm is designed to speed up the node-finding method + wxDataViewTreeNode* node = m_root; + for( unsigned iter = parentChain.size()-1; ; --iter ) { if( node->HasChildren() ) { @@ -3054,18 +3097,18 @@ wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item ::BuildTreeHelper(model, node->GetItem(), node); } - wxDataViewTreeNodes nodes = node->GetNodes(); - unsigned int i; + const wxDataViewTreeNodes& nodes = node->GetNodes(); bool found = false; - for (i = 0; i < nodes.GetCount(); i ++) + for (unsigned i = 0; i < nodes.GetCount(); ++i) { - if (nodes[i]->GetItem() == (**iter)) + wxDataViewTreeNode* currentNode = nodes[i]; + if (currentNode->GetItem() == parentChain[iter]) { - if (nodes[i]->GetItem() == item) - return nodes[i]; + if (currentNode->GetItem() == item) + return currentNode; - node = nodes[i]; + node = currentNode; found = true; break; } @@ -3075,11 +3118,15 @@ wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item } else return NULL; + + if ( !iter ) + break; } return NULL; } -void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column ) +void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item, + wxDataViewColumn* &column ) { wxDataViewColumn *col = NULL; unsigned int cols = GetOwner()->GetColumnCount(); @@ -3103,35 +3150,77 @@ void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item item = GetItemByRow( GetLineAt( y ) ); } -wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column ) +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); - int y = GetLineStart( row ); - int h = GetLineHeight( m_lineHeight ); - int x = 0; - wxDataViewColumn *col = NULL; - for( int i = 0, cols = GetOwner()->GetColumnCount(); i < cols; i ++ ) + if (!IsList() && (column == 0 || GetOwner()->GetExpanderColumn() == column) ) { - col = GetOwner()->GetColumnAt( i ); - x += col->GetWidth(); - if( GetOwner()->GetColumnAt(i+1) == column ) - break; + 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; } - int w = col->GetWidth(); - m_owner->CalcScrolledPosition( x, y, &x, &y ); - return wxRect(x, y, w, h); + + 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) + if (IsVirtualList()) { - wxDataViewIndexListModel *list_model = (wxDataViewIndexListModel*) GetOwner()->GetModel(); -#ifndef __WXMAC__ - return list_model->GetLastIndex() + 1; -#else - return list_model->GetLastIndex() - 1; -#endif + wxDataViewVirtualListModel *list_model = + (wxDataViewVirtualListModel*) GetOwner()->GetModel(); + + return list_model->GetCount(); } else { @@ -3142,14 +3231,14 @@ int wxDataViewMainWindow::RecalculateCount() class ItemToRowJob : public DoJob { public: - ItemToRowJob(const wxDataViewItem& item_, ItemList::const_iterator iter) + ItemToRowJob(const wxDataViewItem& item_, wxVector::reverse_iterator iter) : m_iter(iter), item(item_) { ret = -1; } - //Maybe binary search will help to speed up this process + // Maybe binary search will help to speed up this process virtual int operator() ( wxDataViewTreeNode * node) { ret ++; @@ -3158,7 +3247,7 @@ public: return DoJob::OK; } - if( node->GetItem() == **m_iter ) + if( node->GetItem() == *m_iter ) { m_iter++; return DoJob::CONT; @@ -3178,11 +3267,13 @@ public: return DoJob::OK; return DoJob::CONT; } - //the row number is begin from zero - int GetResult() { return ret -1; } + + // the row number is begin from zero + int GetResult() const + { return ret -1; } private: - ItemList::const_iterator m_iter; + wxVector::reverse_iterator m_iter; wxDataViewItem item; int ret; @@ -3194,36 +3285,37 @@ int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item) const if( model == NULL ) return -1; - if (!m_root) + if (IsVirtualList()) { - return wxPtrToUInt( item.GetID() ); + return wxPtrToUInt( item.GetID() ) -1; } else { if( !item.IsOk() ) return -1; - //Compose the a parent-chain of the finding item - ItemList list; - wxDataViewItem * pItem; - list.DeleteContents( true ); + // Compose the parent-chain of the item we are looking for + wxVector parentChain; wxDataViewItem it( item ); while( it.IsOk() ) { - pItem = new wxDataViewItem( it ); - list.Insert( pItem ); - it = model->GetParent( it ); + parentChain.push_back(it); + it = model->GetParent(it); } - pItem = new wxDataViewItem( ); - list.Insert( pItem ); - ItemToRowJob job( item, list.begin() ); - Walker(m_root , job ); + // add an 'invalid' item to represent our 'invisible' root node + parentChain.push_back(wxDataViewItem()); + + // the parent chain was created by adding the deepest parent first. + // so if we want to start at the root node, we have to iterate backwards through the vector + ItemToRowJob job( item, parentChain.rbegin() ); + Walker( m_root, job ); return job.GetResult(); } } -static void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, wxDataViewTreeNode * node) +static void BuildTreeHelper( const wxDataViewModel * model, const wxDataViewItem & item, + wxDataViewTreeNode * node) { if( !model->IsContainer( item ) ) return; @@ -3267,7 +3359,7 @@ void wxDataViewMainWindow::BuildTree(wxDataViewModel * model) m_root = new wxDataViewTreeNode( NULL ); m_root->SetHasChildren(true); - //First we define a invalid item to fetch the top-level elements + // First we define a invalid item to fetch the top-level elements wxDataViewItem item; SortPrepare(); BuildTreeHelper( model, item, m_root); @@ -3279,12 +3371,9 @@ static void DestroyTreeHelper( wxDataViewTreeNode * node ) if( node->GetNodeNumber() != 0 ) { int len = node->GetNodeNumber(); - int i = 0; wxDataViewTreeNodes& nodes = node->GetNodes(); - for(; i < len; i ++ ) - { + for (int i = 0; i < len; i++) DestroyTreeHelper(nodes[i]); - } } delete node; } @@ -3293,15 +3382,23 @@ void wxDataViewMainWindow::DestroyTree() { if (!IsVirtualList()) { - ::DestroyTreeHelper(m_root); - m_count = 0; - m_root = NULL; + ::DestroyTreeHelper(m_root); + m_count = 0; + m_root = NULL; } } void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) { - if ( GetParent()->HandleAsNavigationKey(event) ) + wxWindow * const parent = GetParent(); + + // propagate the char event upwards + wxKeyEvent eventForParent(event); + eventForParent.SetEventObject(parent); + if ( parent->ProcessWindowEvent(eventForParent) ) + return; + + if ( parent->HandleAsNavigationKey(event) ) return; // no item -> nothing to do @@ -3313,16 +3410,14 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) // 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") ); + wxCHECK_RET( pageSize, wxT("should have non zero page size") ); switch ( event.GetKeyCode() ) { case WXK_RETURN: - { - if (m_currentRow >= 0) { - wxWindow *parent = GetParent(); - wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId()); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, + parent->GetId()); le.SetItem( GetItemByRow(m_currentRow) ); le.SetEventObject(parent); le.SetModel(GetOwner()->GetModel()); @@ -3330,28 +3425,74 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) 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 ) + if ( m_currentRow + 1 < GetRowCount() ) OnArrowChar( m_currentRow + 1, event ); break; - //Add the process for tree expanding/collapsing + // Add the process for tree expanding/collapsing case WXK_LEFT: - OnCollapsing(m_currentRow); - break; - case WXK_RIGHT: - OnExpanding( m_currentRow); - break; + { + if (IsList()) + break; + + wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); + if (!node) + break; + + if (node->HasChildren() && node->IsOpen()) + { + Collapse(m_currentRow); + } + else // if the node is already closed we move the selection to its parent + { + wxDataViewTreeNode *parent_node = node->GetParent(); + + if(!node->HasChildren()) + 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 ); + GetOwner()->EnsureVisible( parent, -1 ); + 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 ); + GetOwner()->EnsureVisible( row + 1, -1 ); + SendSelectionChangedEvent( GetItemByRow(row+1) ); + } + break; + } case WXK_END: + { if (!IsEmpty()) OnArrowChar( GetRowCount() - 1, event ); break; - + } case WXK_HOME: if (!IsEmpty()) OnArrowChar( 0, event ); @@ -3380,6 +3521,16 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) } break; + case WXK_F2: + { + if(m_selection.size() == 1) + { + // TODO: we need to revise that when we have a concept for a 'current column' + GetOwner()->StartEditor(GetItemByRow(m_selection[0]), 0); + } + } + break; + default: event.Skip(); } @@ -3394,6 +3545,10 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) return; } + // set the focus to ourself if any of the mouse buttons are pressed + if(event.ButtonDown() && !HasFocus()) + SetFocus(); + int x = event.GetX(); int y = event.GetY(); m_owner->CalcUnscrolledPosition( x, y, &x, &y ); @@ -3416,19 +3571,23 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) xpos += c->GetWidth(); } if (!col) + { + event.Skip(); return; + } wxDataViewRenderer *cell = col->GetRenderer(); unsigned int current = GetLineAt( y ); if ((current >= GetRowCount()) || (x > GetEndOfLastCol())) { // Unselect all if below the last row ? + event.Skip(); return; } - //Test whether the mouse is hovered on the tree item button + // Test whether the mouse is hovered on the tree item button bool hoverOverExpander = false; - if ((!IsVirtualList()) && (GetOwner()->GetExpanderColumn() == col)) + if ((!IsList()) && (GetOwner()->GetExpanderColumn() == col)) { wxDataViewTreeNode * node = GetTreeNodeByRow(current); if( node!=NULL && node->HasChildren() ) @@ -3443,16 +3602,16 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) m_lineHeight, m_lineHeight); if( rect.Contains(x, y) ) { - //So the mouse is over the expander + // So the mouse is over the expander hoverOverExpander = true; if (m_underMouse && m_underMouse != node) { - //wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); + // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); RefreshRow(GetRowByItem(m_underMouse->GetItem())); } if (m_underMouse != node) { - //wxLogMessage("Do the row: %d", current); + // wxLogMessage("Do the row: %d", current); RefreshRow(current); } m_underMouse = node; @@ -3465,7 +3624,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) { if (m_underMouse != NULL) { - //wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); + // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); RefreshRow(GetRowByItem(m_underMouse->GetItem())); m_underMouse = NULL; } @@ -3491,7 +3650,8 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) if (event.LeftIsDown()) { - m_owner->CalcUnscrolledPosition( m_dragStart.x, m_dragStart.y, &m_dragStart.x, &m_dragStart.y ); + 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 ); @@ -3548,19 +3708,21 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) { if ((!ignore_other_columns) && (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE)) { - wxVariant value; - model->GetValue( value, item, col->GetModelColumn() ); - cell->SetValue( value ); + const unsigned colIdx = col->GetModelColumn(); + + cell->PrepareForItem(model, item, colIdx); + wxRect cell_rect( xpos, GetLineStart( current ), col->GetWidth(), GetLineHeight( current ) ); - cell->Activate( cell_rect, model, item, col->GetModelColumn() ); - + cell->WXOnActivate( cell_rect, model, item, colIdx ); } else { wxWindow *parent = GetParent(); wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId()); le.SetItem( item ); + le.SetColumn( col->GetModelColumn() ); + le.SetDataViewColumn( col ); le.SetEventObject(parent); le.SetModel(GetOwner()->GetModel()); @@ -3586,7 +3748,8 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) SendSelectionChangedEvent( GetItemByRow(m_lineSelectSingleOnUp) ); } - //If the user click the expander, we do not do editing even if the column with expander are editable + // 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) && @@ -3618,16 +3781,22 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) if (!IsRowSelected(current)) { SelectAllRows(false); + const unsigned oldCurrent = m_currentRow; ChangeCurrentRow(current); SelectRow(m_currentRow,true); + RefreshRow(oldCurrent); SendSelectionChangedEvent(GetItemByRow( m_currentRow ) ); } - + } + else if (event.RightUp()) + { 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.SetColumn( col->GetModelColumn() ); + le.SetDataViewColumn( col ); le.SetEventObject(parent); le.SetModel(GetOwner()->GetModel()); le.SetValue(value); @@ -3640,17 +3809,17 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) if((event.LeftDown() || simulateClick) && hoverOverExpander) { wxDataViewTreeNode* node = GetTreeNodeByRow(current); - // hoverOverExpander being true tells us that our node must be valid and have children. + + // 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() ) - OnCollapsing(current); + Collapse(current); else - OnExpanding(current); + Expand(current); } else if ((event.LeftDown() || simulateClick) && !hoverOverExpander) { - SetFocus(); - m_lineBeforeLastClicked = m_lineLastClicked; m_lineLastClicked = current; @@ -3679,7 +3848,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) { ChangeCurrentRow(current); ReverseRowSelection(m_currentRow); - SendSelectionChangedEvent(GetItemByRow(m_selection[0]) ); + SendSelectionChangedEvent(GetItemByRow(m_currentRow)); } else if (event.ShiftDown()) { @@ -3700,7 +3869,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) else // !ctrl, !shift { // test in the enclosing if should make it impossible - wxFAIL_MSG( _T("how did we get here?") ); + wxFAIL_MSG( wxT("how did we get here?") ); } } @@ -3718,13 +3887,50 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) // 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 ); + // notify cell about click + cell->PrepareForItem(model, item, col->GetModelColumn()); + wxRect cell_rect( xpos, GetLineStart( current ), - col->GetWidth(), GetLineHeight( current ) ); - /* ignore ret */ cell->LeftClick( event.GetPosition(), cell_rect, model, item, col->GetModelColumn()); + col->GetWidth(), GetLineHeight( current ) ); + + // Report position relative to the cell's custom area, i.e. + // no the entire space as given by the control but the one + // used by the renderer after calculation of alignment etc. + + // adjust the rectangle ourselves to account for the alignment + wxRect rectItem = cell_rect; + const int align = cell->GetAlignment(); + if ( align != wxDVR_DEFAULT_ALIGNMENT ) + { + const wxSize size = cell->GetSize(); + + if ( size.x >= 0 && size.x < cell_rect.width ) + { + if ( align & wxALIGN_CENTER_HORIZONTAL ) + rectItem.x += (cell_rect.width - size.x)/2; + else if ( align & wxALIGN_RIGHT ) + rectItem.x += cell_rect.width - size.x; + // else: wxALIGN_LEFT is the default + } + + if ( size.y >= 0 && size.y < cell_rect.height ) + { + if ( align & wxALIGN_CENTER_VERTICAL ) + rectItem.y += (cell_rect.height - size.y)/2; + else if ( align & wxALIGN_BOTTOM ) + rectItem.y += cell_rect.height - size.y; + // else: wxALIGN_TOP is the default + } + } + + wxPoint pos( event.GetPosition() ); + pos.x -= rectItem.x; + pos.y -= rectItem.y; + + m_owner->CalcUnscrolledPosition( pos.x, pos.y, &pos.x, &pos.y ); + + /* ignore ret */ cell->WXOnLeftClick( pos, cell_rect, + model, item, col->GetModelColumn()); } } } @@ -3760,10 +3966,10 @@ wxDataViewItem wxDataViewMainWindow::GetSelection() const //----------------------------------------------------------------------------- // wxDataViewCtrl //----------------------------------------------------------------------------- + WX_DEFINE_LIST(wxDataViewColumnList) IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase) - BEGIN_EVENT_TABLE(wxDataViewCtrl, wxDataViewCtrlBase) EVT_SIZE(wxDataViewCtrl::OnSize) END_EVENT_TABLE() @@ -3774,6 +3980,7 @@ wxDataViewCtrl::~wxDataViewCtrl() GetModel()->RemoveNotifier( m_notifier ); m_cols.Clear(); + m_colsBestWidths.clear(); } void wxDataViewCtrl::Init() @@ -3787,9 +3994,13 @@ void wxDataViewCtrl::Init() m_headerArea = NULL; } -bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id, - const wxPoint& pos, const wxSize& size, - long style, const wxValidator& validator ) +bool wxDataViewCtrl::Create(wxWindow *parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxValidator& validator, + const wxString& name) { // if ( (style & wxBORDER_MASK) == 0) // style |= wxBORDER_SUNKEN; @@ -3797,7 +4008,7 @@ bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id, Init(); if (!wxControl::Create( parent, id, pos, size, - style | wxScrolledWindowStyle, validator)) + style | wxScrolledWindowStyle, validator, name)) return false; SetInitialSize(size); @@ -3808,6 +4019,11 @@ bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id, m_clientArea = new wxDataViewMainWindow( this, wxID_ANY ); + // We use the cursor keys for moving the selection, not scrolling, so call + // this method to ensure wxScrollHelperEvtHandler doesn't catch all + // keyboard events forwarded to us from wxListMainWindow. + DisableKeyboardScrolling(); + if (HasFlag(wxDV_NO_HEADER)) m_headerArea = NULL; else @@ -3831,8 +4047,8 @@ wxBorder wxDataViewCtrl::GetDefaultBorder() const #ifdef __WXMSW__ WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg, - WXWPARAM wParam, - WXLPARAM lParam) + WXWPARAM wParam, + WXLPARAM lParam) { WXLRESULT rc = wxDataViewCtrlBase::MSWWindowProc(nMsg, wParam, lParam); @@ -3869,6 +4085,16 @@ void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) ) Layout(); AdjustScrollbars(); + + // We must redraw the headers if their height changed. Normally this + // shouldn't happen as the control shouldn't let itself be resized beneath + // its minimal height but avoid the display artefacts that appear if it + // does happen, e.g. because there is really not enough vertical space. + if ( !HasFlag(wxDV_NO_HEADER) && m_headerArea && + m_headerArea->GetSize().y <= m_headerArea->GetBestSize(). y ) + { + m_headerArea->Refresh(); + } } void wxDataViewCtrl::SetFocus() @@ -3915,6 +4141,7 @@ bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col ) return false; m_cols.Append( col ); + m_colsBestWidths.push_back(0); OnColumnsCountChanged(); return true; } @@ -3925,6 +4152,7 @@ bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col ) return false; m_cols.Insert( col ); + m_colsBestWidths.insert(m_colsBestWidths.begin(), 0); OnColumnsCountChanged(); return true; } @@ -3935,6 +4163,7 @@ bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col ) return false; m_cols.Insert( pos, col ); + m_colsBestWidths.insert(m_colsBestWidths.begin() + pos, 0); OnColumnsCountChanged(); return true; } @@ -3970,6 +4199,16 @@ unsigned int wxDataViewCtrl::GetColumnCount() const return m_cols.GetCount(); } +bool wxDataViewCtrl::SetRowHeight( int lineHeight ) +{ + if ( !m_clientArea ) + return false; + + m_clientArea->SetRowHeight(lineHeight); + + return true; +} + wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int idx ) const { return m_cols[idx]; @@ -3997,6 +4236,141 @@ int wxDataViewCtrl::GetColumnIndex(const wxDataViewColumn *column) const return wxNOT_FOUND; } +unsigned int wxDataViewCtrl::GetBestColumnWidth(int idx) const +{ + if ( m_colsBestWidths[idx] != 0 ) + return m_colsBestWidths[idx]; + + const int count = m_clientArea->GetRowCount(); + wxDataViewColumn *column = GetColumn(idx); + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + + class MaxWidthCalculator + { + public: + MaxWidthCalculator(wxDataViewMainWindow *clientArea, + wxDataViewRenderer *renderer, + const wxDataViewModel *model, + unsigned column) + : m_width(0), + m_clientArea(clientArea), + m_renderer(renderer), + m_model(model), + m_column(column) + { + } + + void UpdateWithWidth(int width) + { + m_width = wxMax(m_width, width); + } + + void UpdateWithRow(int row) + { + wxDataViewItem item = m_clientArea->GetItemByRow(row); + m_renderer->PrepareForItem(m_model, item, m_column); + m_width = wxMax(m_width, m_renderer->GetSize().x); + } + + int GetMaxWidth() const { return m_width; } + + private: + int m_width; + wxDataViewMainWindow *m_clientArea; + wxDataViewRenderer *m_renderer; + const wxDataViewModel *m_model; + unsigned m_column; + }; + + MaxWidthCalculator calculator(m_clientArea, renderer, + GetModel(), column->GetModelColumn()); + + if ( m_headerArea ) + { + int header_width = m_headerArea->GetTextExtent(column->GetTitle()).x; + // Labels on native MSW header are indented on both sides + header_width += + wxRendererNative::Get().GetHeaderButtonMargin(m_headerArea); + calculator.UpdateWithWidth(header_width); + } + + // The code below deserves some explanation. For very large controls, we + // simply can't afford to calculate sizes for all items, it takes too + // long. So the best we can do is to check the first and the last N/2 + // items in the control for some sufficiently large N and calculate best + // sizes from that. That can result in the calculated best width being too + // small for some outliers, but it's better to get slightly imperfect + // result than to wait several seconds after every update. To avoid highly + // visible miscalculations, we also include all currently visible items + // no matter what. Finally, the value of N is determined dynamically by + // measuring how much time we spent on the determining item widths so far. + +#if wxUSE_STOPWATCH + int top_part_end = count; + static const long CALC_TIMEOUT = 20/*ms*/; + // don't call wxStopWatch::Time() too often + static const unsigned CALC_CHECK_FREQ = 100; + wxStopWatch timer; +#else + // use some hard-coded limit, that's the best we can do without timer + int top_part_end = wxMin(500, count); +#endif // wxUSE_STOPWATCH/!wxUSE_STOPWATCH + + int row = 0; + + for ( row = 0; row < top_part_end; row++ ) + { +#if wxUSE_STOPWATCH + if ( row % CALC_CHECK_FREQ == CALC_CHECK_FREQ-1 && + timer.Time() > CALC_TIMEOUT ) + break; +#endif // wxUSE_STOPWATCH + calculator.UpdateWithRow(row); + } + + // row is the first unmeasured item now; that's our value of N/2 + + if ( row < count ) + { + top_part_end = row; + + // add bottom N/2 items now: + const int bottom_part_start = wxMax(row, count - row); + for ( row = bottom_part_start; row < count; row++ ) + { + calculator.UpdateWithRow(row); + } + + // finally, include currently visible items in the calculation: + const wxPoint origin = CalcUnscrolledPosition(wxPoint(0, 0)); + int first_visible = m_clientArea->GetLineAt(origin.y); + int last_visible = m_clientArea->GetLineAt(origin.y + GetClientSize().y); + + first_visible = wxMax(first_visible, top_part_end); + last_visible = wxMin(bottom_part_start, last_visible); + + for ( row = first_visible; row < last_visible; row++ ) + { + calculator.UpdateWithRow(row); + } + + wxLogTrace("dataview", + "determined best size from %d top, %d bottom plus %d more visible items out of %d total", + top_part_end, + count - bottom_part_start, + wxMax(0, last_visible - first_visible), + count); + } + + int max_width = calculator.GetMaxWidth(); + if ( max_width > 0 ) + max_width += 2 * PADDING_RIGHTLEFT; + + const_cast(this)->m_colsBestWidths[idx] = max_width; + return max_width; +} + void wxDataViewCtrl::ColumnMoved(wxDataViewColumn * WXUNUSED(col), unsigned int WXUNUSED(new_pos)) { @@ -4012,6 +4386,7 @@ bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column ) if (!ret) return false; + m_colsBestWidths.erase(m_colsBestWidths.begin() + GetColumnIndex(column)); m_cols.Erase(ret); OnColumnsCountChanged(); @@ -4021,12 +4396,46 @@ bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column ) bool wxDataViewCtrl::ClearColumns() { m_cols.Clear(); + m_colsBestWidths.clear(); OnColumnsCountChanged(); return true; } +void wxDataViewCtrl::InvalidateColBestWidth(int idx) +{ + m_colsBestWidths[idx] = 0; + + if ( m_headerArea ) + m_headerArea->UpdateColumn(idx); +} + +void wxDataViewCtrl::InvalidateColBestWidths() +{ + m_colsBestWidths.clear(); + m_colsBestWidths.resize(m_cols.size()); + + if ( m_headerArea ) + { + const unsigned cols = m_headerArea->GetColumnCount(); + for ( unsigned i = 0; i < cols; i++ ) + m_headerArea->UpdateColumn(i); + } +} + int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const { +#if 1 + unsigned int len = GetColumnCount(); + for ( unsigned int i = 0; i < len; i++ ) + { + wxDataViewColumn * col = GetColumnAt(i); + if (column==col) + return i; + } + + return wxNOT_FOUND; +#else + // This returns the position in pixels which is not what we want. int ret = 0, dummy = 0; unsigned int len = GetColumnCount(); @@ -4043,6 +4452,7 @@ int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const } } return ret; +#endif } wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const @@ -4051,7 +4461,25 @@ wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const : GetColumn(m_sortingColumnIdx); } -//Selection code with wxDataViewItem as parameters +wxDataViewItem wxDataViewCtrl::DoGetCurrentItem() const +{ + return GetItemByRow(m_clientArea->GetCurrentRow()); +} + +void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item) +{ + const int row = m_clientArea->GetRowByItem(item); + + const unsigned oldCurrent = m_clientArea->GetCurrentRow(); + if ( static_cast(row) != oldCurrent ) + { + m_clientArea->ChangeCurrentRow(row); + m_clientArea->RefreshRow(oldCurrent); + m_clientArea->RefreshRow(row); + } +} + +// Selection code with wxDataViewItem as parameters wxDataViewItem wxDataViewCtrl::GetSelection() const { return m_clientArea->GetSelection(); @@ -4060,14 +4488,23 @@ wxDataViewItem wxDataViewCtrl::GetSelection() const int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const { sel.Empty(); - wxDataViewSelection selection = m_clientArea->GetSelections(); - int len = selection.GetCount(); - for( int i = 0; i < len; i ++) + const wxDataViewSelection& selections = m_clientArea->GetSelections(); + + const size_t len = selections.size(); + for ( size_t i = 0; i < len; i++ ) { - unsigned int row = selection[i]; - sel.Add( m_clientArea->GetItemByRow( row ) ); + wxDataViewItem item = m_clientArea->GetItemByRow(selections[i]); + if ( item.IsOk() ) + { + sel.Add(item); + } + else + { + wxFAIL_MSG( "invalid item in selection - bad internal state" ); + } } - return len; + + return sel.size(); } void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel ) @@ -4103,10 +4540,14 @@ void wxDataViewCtrl::Select( const wxDataViewItem & item ) int row = m_clientArea->GetRowByItem( item ); if( row >= 0 ) { - //Unselect all rows before select another in the single select mode + // Unselect all rows before select another in the single select mode if (m_clientArea->IsSingleSel()) m_clientArea->SelectAllRows(false); + m_clientArea->SelectRow(row, true); + + // Also set focus to the selected item + m_clientArea->ChangeCurrentRow( row ); } } @@ -4127,73 +4568,6 @@ bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const return false; } -//Selection code with row number as parameter -int wxDataViewCtrl::GetSelections( wxArrayInt & sel ) const -{ - 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; -} - -void wxDataViewCtrl::SetSelections( const wxArrayInt & sel ) -{ - 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 ); -} - -void wxDataViewCtrl::Select( int row ) -{ - if( row >= 0 ) - { - if (m_clientArea->IsSingleSel()) - m_clientArea->SelectAllRows(false); - m_clientArea->SelectRow( row, true ); - } -} - -void wxDataViewCtrl::Unselect( int row ) -{ - if( row >= 0 ) - m_clientArea->SelectRow(row, false); -} - -bool wxDataViewCtrl::IsSelected( int row ) const -{ - if( row >= 0 ) - return m_clientArea->IsRowSelected(row); - return false; -} - -void wxDataViewCtrl::SelectRange( int from, int to ) -{ - wxArrayInt sel; - for( int i = from; i < to; i ++ ) - sel.Add( i ); - m_clientArea->Select(sel); -} - -void wxDataViewCtrl::UnselectRange( int from, int to ) -{ - 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); -} - void wxDataViewCtrl::SelectAll() { m_clientArea->SelectAllRows(true); @@ -4238,12 +4612,14 @@ void wxDataViewCtrl::EnsureVisible( const wxDataViewItem & item, const wxDataVie } -void wxDataViewCtrl::HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column ) const +void wxDataViewCtrl::HitTest( const wxPoint & point, wxDataViewItem & item, + wxDataViewColumn* &column ) const { m_clientArea->HitTest(point, item, column); } -wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column ) const +wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem & item, + const wxDataViewColumn* column ) const { return m_clientArea->GetItemRect(item, column); } @@ -4260,6 +4636,8 @@ int wxDataViewCtrl::GetRowByItem( const wxDataViewItem & item ) const void wxDataViewCtrl::Expand( const wxDataViewItem & item ) { + ExpandAncestors( item ); + int row = m_clientArea->GetRowByItem( item ); if (row != -1) m_clientArea->Expand(row); @@ -4280,9 +4658,18 @@ bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const return false; } +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(); + if (renderer->GetMode() == wxDATAVIEW_CELL_EDITABLE) + renderer->StartEditing(item, itemRect); +} -#endif - // !wxUSE_GENERICDATAVIEWCTRL +#endif // !wxUSE_GENERICDATAVIEWCTRL -#endif - // wxUSE_DATAVIEWCTRL +#endif // wxUSE_DATAVIEWCTRL