X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7bade612f0f138a06f6a53d84220bb9d8ece7662..062dfc9a96dc9e796c53544f41ff92dc47f26e82:/src/generic/datavgen.cpp diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp index bdeadffd36..bdc389ad66 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 @@ -76,6 +83,45 @@ 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 //----------------------------------------------------------------------------- @@ -99,7 +145,6 @@ protected: return *(GetOwner()->GetColumn(idx)); } - // FIXME: currently unused virtual bool UpdateColumnWidthToFit(unsigned int idx, int widthTitle) { wxDataViewCtrl * const owner = GetOwner(); @@ -169,6 +214,8 @@ private: model->Resort(); owner->OnColumnChange(idx); + + SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, idx); } void OnRClick(wxHeaderCtrlEvent& event) @@ -382,13 +429,14 @@ 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() { @@ -441,6 +489,7 @@ 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 ); @@ -485,6 +534,8 @@ public: int GetLineHeight( unsigned int row ) const; // m_lineHeight in fixed mode int GetLineAt( unsigned int y ) const; // y / m_lineHeight in fixed mode + 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; @@ -607,65 +658,17 @@ 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_ellipsizeMode = wxELLIPSIZE_MIDDLE; + m_dc = NULL; } wxDataViewRenderer::~wxDataViewRenderer() { - if (m_dc) - delete m_dc; -} - -bool -wxDataViewRenderer::RenderWithAttr(wxDC& dc, - const wxRect& cell_rect, - int align, - const wxDataViewItemAttr *WXUNUSED(attr), - int state) -{ - // adjust the rectangle ourselves to account for the alignment - - wxRect item_rect = cell_rect; - if ( align ) - { - const wxSize size = GetSize(); - - // take alignment into account only if there is enough space, otherwise - // show as much contents as possible - // - // notice that many existing renderers (e.g. wxDataViewSpinRenderer) - // return hard-coded size which can be more than they need and if we - // trusted their GetSize() we'd draw the text out of cell bounds - // entirely - - if ( size.x < cell_rect.width ) - { - if (align & wxALIGN_CENTER_HORIZONTAL) - item_rect.x += (cell_rect.width - size.x)/2; - else if (align & wxALIGN_RIGHT) - item_rect.x += cell_rect.width - size.x; - // else: wxALIGN_LEFT is the default - - item_rect.width = size.x; - } - - if ( size.y < cell_rect.height ) - { - if (align & wxALIGN_CENTER_VERTICAL) - item_rect.y += (cell_rect.height - size.y)/2; - else if (align & wxALIGN_BOTTOM) - item_rect.y += cell_rect.height - size.y; - // else: wxALIGN_TOP is the default - - item_rect.height = size.y; - } - } - - return Render(item_rect, &dc, state); + delete m_dc; } wxDC *wxDataViewRenderer::GetDC() @@ -692,19 +695,6 @@ 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 // --------------------------------------------------------- @@ -717,53 +707,15 @@ wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype, { } -void -wxDataViewCustomRenderer::RenderText(wxDC& dc, - const wxRect& rect, - int align, - const wxString& text, - const wxDataViewItemAttr *attr, - int state, - int xoffset) -{ - wxColour col; - if ( attr && attr->HasColour() ) - col = attr->GetColour(); - else if ( state & wxDATAVIEW_CELL_SELECTED ) - col = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT); - else // use default foreground - col = GetOwner()->GetOwner()->GetForegroundColour(); - - wxDCTextColourChanger changeFg(dc, col); - - wxDCFontChanger changeFont(dc); - if ( attr && attr->HasFont() ) - { - wxFont font(dc.GetFont()); - if ( attr->GetBold() ) - font.MakeBold(); - if ( attr->GetItalic() ) - font.MakeItalic(); - - changeFont.Set(font); - } - - wxRect rectText = rect; - rectText.x += xoffset; - rectText.width -= xoffset; - - dc.DrawLabel(text, rectText, align); -} - // --------------------------------------------------------- // 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 ) { } @@ -784,7 +736,7 @@ bool wxDataViewTextRenderer::HasEditorCtrl() const return true; } -wxControl* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent, +wxWindow* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent, wxRect labelRect, const wxVariant &value ) { wxTextCtrl* ctrl = new wxTextCtrl( parent, wxID_ANY, value, @@ -798,41 +750,36 @@ wxControl* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent, 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::RenderWithAttr(wxDC& dc, - const wxRect& rect, - int align, - const wxDataViewItemAttr *attr, - int state) +bool wxDataViewTextRenderer::Render(wxRect rect, wxDC *dc, int state) { - RenderText(dc, rect, align, m_text, attr, state); + RenderText(m_text, 0, rect, dc, state); return true; } wxSize wxDataViewTextRenderer::GetSize() const { - const wxDataViewCtrl *view = GetView(); if (!m_text.empty()) - return view->wxWindowBase::GetTextExtent( m_text ); - return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE); + 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 ) { } @@ -853,9 +800,9 @@ 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; @@ -863,9 +810,9 @@ 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(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE); @@ -875,11 +822,11 @@ wxSize wxDataViewBitmapRenderer::GetSize() const // 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; } @@ -901,9 +848,16 @@ bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state 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, @@ -913,15 +867,23 @@ bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state 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 @@ -935,11 +897,11 @@ wxSize wxDataViewToggleRenderer::GetSize() const // 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; @@ -961,24 +923,23 @@ bool wxDataViewProgressRenderer::GetValue( wxVariant &value ) const return true; } -bool wxDataViewProgressRenderer::RenderWithAttr(wxDC& dc, - const wxRect& rect, - int WXUNUSED(align), - const wxDataViewItemAttr *attr, - int WXUNUSED(state)) +bool +wxDataViewProgressRenderer::Render(wxRect rect, wxDC *dc, int WXUNUSED(state)) { - // deflat the rect to leave a small border between bars in adjacent rows + // 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( bar ); + dc->SetBrush( *wxTRANSPARENT_BRUSH ); + dc->SetPen( *wxBLACK_PEN ); + dc->DrawRectangle( bar ); bar.width = (int)(bar.width * m_value / 100.); - dc.SetPen( *wxTRANSPARENT_PEN ); - dc.SetBrush( attr && attr->HasColour() ? wxBrush(attr->GetColour()) - : *wxBLUE_BRUSH ); - dc.DrawRectangle( bar ); + dc->SetPen( *wxTRANSPARENT_PEN ); + + const wxDataViewItemAttr& attr = GetAttr(); + dc->SetBrush( attr.HasColour() ? wxBrush(attr.GetColour()) + : *wxBLUE_BRUSH ); + dc->DrawRectangle( bar ); return true; } @@ -1035,20 +996,17 @@ 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 ) { } @@ -1074,30 +1032,27 @@ 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; } @@ -1105,11 +1060,11 @@ 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); @@ -1126,43 +1081,36 @@ bool wxDataViewIconTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const return false; } -bool -wxDataViewIconTextRenderer::RenderWithAttr(wxDC& dc, - const wxRect& rect, - int align, - const wxDataViewItemAttr *attr, - int state) +bool wxDataViewIconTextRenderer::Render(wxRect rect, wxDC *dc, int state) { int xoffset = 0; const wxIcon& icon = m_value.GetIcon(); if ( icon.IsOk() ) { - dc.DrawIcon(icon, rect.x, rect.y + (rect.height - icon.GetHeight())/2); + dc->DrawIcon(icon, rect.x, rect.y + (rect.height - icon.GetHeight())/2); xoffset = icon.GetWidth()+4; } - RenderText(dc, rect, align, m_value.GetText(), attr, state, xoffset); + 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 *parent, wxRect labelRect, const wxVariant& value) +wxWindow* wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow *parent, wxRect labelRect, const wxVariant& value) { wxDataViewIconText iconText; iconText << value; @@ -1188,7 +1136,7 @@ wxControl* wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow *parent, wxRect return ctrl; } -bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant& value ) +bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl( wxWindow *editor, wxVariant& value ) { wxTextCtrl *text = (wxTextCtrl*) editor; @@ -1342,7 +1290,7 @@ void wxDataViewRenameTimer::Notify() //----------------------------------------------------------------------------- // The tree building helper, declared firstly -static void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, +static void BuildTreeHelper( const wxDataViewModel * model, const wxDataViewItem & item, wxDataViewTreeNode * node); int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 ) @@ -1459,7 +1407,7 @@ wxDragResult wxDataViewMainWindow::OnDragOver( wxDataFormat format, wxCoord x, 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; @@ -1505,7 +1453,7 @@ 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 ); @@ -1534,7 +1482,7 @@ wxDragResult wxDataViewMainWindow::OnData( wxDataFormat format, wxCoord x, wxCoo 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 ); @@ -1579,7 +1527,7 @@ wxBitmap wxDataViewMainWindow::CreateItemBitmap( unsigned int row, int &indent ) } indent = 0; - if (!IsVirtualList()) + if (!IsList()) { wxDataViewTreeNode *node = GetTreeNodeByRow(row); indent = GetOwner()->GetIndent() * node->GetIndentLevel(); @@ -1623,20 +1571,14 @@ 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()); wxRect item_rect(x, 0, width, height); item_rect.Deflate(PADDING_RIGHTLEFT, 0); // dc.SetClippingRegion( item_rect ); - wxDataViewItemAttr attr; - const bool - hasAttr = model->GetAttr(item, column->GetModelColumn(), attr); - cell->RenderWithAttr(dc, item_rect, cell->CalculateAlignment(), - hasAttr ? &attr : NULL, 0); + cell->WXCallRender(item_rect, &dc, 0); // dc.DestroyClippingRegion(); x += width; @@ -1659,6 +1601,12 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) dc.DrawRectangle(GetClientSize()); #endif + if ( IsEmpty() ) + { + // No items to draw. + return; + } + // prepare the DC GetOwner()->PrepareDC( dc ); dc.SetFont( GetFont() ); @@ -1672,15 +1620,23 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) wxMin( (int)( GetLineAt( wxMax(0,update.y+update.height) ) - item_start + 1), (int)(GetRowCount( ) - item_start)); unsigned int item_last = item_start + item_count; - // Get the parent of DataViewCtrl - wxWindow *parent = GetParent()->GetParent(); + + // Send the event to wxDataViewCtrl itself. + wxWindow * const parent = GetParent(); wxDataViewEvent cache_event(wxEVT_COMMAND_DATAVIEW_CACHE_HINT, parent->GetId()); - cache_event.SetEventObject(GetParent()); + 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++) @@ -1729,22 +1685,23 @@ 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 @@ -1759,7 +1716,8 @@ 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, @@ -1774,7 +1732,7 @@ 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 ); @@ -1798,13 +1756,12 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) 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; @@ -1816,8 +1773,11 @@ 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 @@ -1825,47 +1785,48 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) dataitem = wxDataViewItem( wxUIntToPtr(item+1) ); } - model->GetValue( value, dataitem, col->GetModelColumn()); - cell->SetValue( value ); + cell->PrepareForItem(model, dataitem, col->GetModelColumn()); // update cell_rect cell_rect.y = GetLineStart( item ); 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; + indent = GetOwner()->GetIndent() * node->GetIndentLevel(); - int expander_width = m_lineHeight - 2*EXPANDER_MARGIN; + // 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; - // 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 += m_lineHeight; - indent = indent + m_lineHeight; - // try to use the m_lineHeight as the expander space - - dc.SetPen( m_penExpander ); - dc.SetBrush( wxNullBrush ); - if( node->HasChildren() ) + // 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 @@ -1885,6 +1846,9 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) 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)) state |= wxDATAVIEW_CELL_SELECTED; @@ -1898,11 +1862,7 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) // make its own renderer and thus we cannot be sure of that. wxDCClipper clip(dc, item_rect); - wxDataViewItemAttr attr; - const bool - hasAttr = model->GetAttr(dataitem, col->GetModelColumn(), attr); - cell->RenderWithAttr(dc, item_rect, cell->CalculateAlignment(), - hasAttr ? &attr : NULL, state); + cell->WXCallRender(item_rect, &dc, state); } cell_rect.x += cell_rect.width; @@ -1961,8 +1921,8 @@ 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(); @@ -1997,6 +1957,8 @@ bool Walker( wxDataViewTreeNode * node, DoJob & func ) bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item) { + GetOwner()->InvalidateColBestWidths(); + if (IsVirtualList()) { wxDataViewVirtualListModel *list_model = @@ -2039,6 +2001,8 @@ static void DestroyTreeHelper( wxDataViewTreeNode * node); bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, const wxDataViewItem& item) { + GetOwner()->InvalidateColBestWidths(); + if (IsVirtualList()) { wxDataViewVirtualListModel *list_model = @@ -2058,9 +2022,12 @@ bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, wxDataViewTreeNode * node = FindNode(parent); - wxCHECK_MSG( node != NULL, false, "item not found" ); - wxCHECK_MSG( node->GetChildren().Index( item.GetID() ) != wxNOT_FOUND, - false, "item not found" ); + // 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 || node->GetChildren().Index(item.GetID()) == wxNOT_FOUND ) + return false; int sub = -1; node->GetChildren().Remove( item.GetID() ); @@ -2114,6 +2081,8 @@ bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item) { + GetOwner()->InvalidateColBestWidths(); + SortPrepare(); g_model->Resort(); @@ -2128,8 +2097,24 @@ 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 @@ -2148,8 +2133,8 @@ bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned i 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; @@ -2157,7 +2142,10 @@ bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned i bool wxDataViewMainWindow::Cleared() { + GetOwner()->InvalidateColBestWidths(); + DestroyTree(); + m_selection.Clear(); SortPrepare(); BuildTree( GetOwner()->GetModel() ); @@ -2170,6 +2158,7 @@ bool wxDataViewMainWindow::Cleared() void wxDataViewMainWindow::UpdateDisplay() { m_dirty = true; + m_underMouse = NULL; } void wxDataViewMainWindow::OnInternalIdle() @@ -2203,6 +2192,8 @@ 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) @@ -2211,6 +2202,8 @@ 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; @@ -2560,12 +2553,10 @@ int wxDataViewMainWindow::GetLineStart( unsigned int row ) const !model->HasContainerColumns(item)) continue; // skip it! - wxVariant value; - model->GetValue( value, item, column->GetModelColumn() ); - wxDataViewRenderer *renderer = const_cast(column->GetRenderer()); - renderer->SetValue( value ); + renderer->PrepareForItem(model, item, column->GetModelColumn()); + height = wxMax( height, renderer->GetSize().y ); } @@ -2623,12 +2614,10 @@ int wxDataViewMainWindow::GetLineAt( unsigned int y ) const !model->HasContainerColumns(item)) continue; // skip it! - wxVariant value; - model->GetValue( value, item, column->GetModelColumn() ); - wxDataViewRenderer *renderer = const_cast(column->GetRenderer()); - renderer->SetValue( value ); + renderer->PrepareForItem(model, item, column->GetModelColumn()); + height = wxMax( height, renderer->GetSize().y ); } @@ -2676,12 +2665,10 @@ int wxDataViewMainWindow::GetLineHeight( unsigned int row ) const !model->HasContainerColumns(item)) continue; // skip it! - wxVariant value; - model->GetValue( value, item, column->GetModelColumn() ); - wxDataViewRenderer *renderer = const_cast(column->GetRenderer()); - renderer->SetValue( value ); + renderer->PrepareForItem(model, item, column->GetModelColumn()); + height = wxMax( height, renderer->GetSize().y ); } @@ -2860,7 +2847,7 @@ wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, bool wxDataViewMainWindow::IsExpanded( unsigned int row ) const { - if (IsVirtualList()) + if (IsList()) return false; wxDataViewTreeNode * node = GetTreeNodeByRow(row); @@ -2878,7 +2865,7 @@ bool wxDataViewMainWindow::IsExpanded( unsigned int row ) const bool wxDataViewMainWindow::HasChildren( unsigned int row ) const { - if (IsVirtualList()) + if (IsList()) return false; wxDataViewTreeNode * node = GetTreeNodeByRow(row); @@ -2896,7 +2883,7 @@ bool wxDataViewMainWindow::HasChildren( unsigned int row ) const void wxDataViewMainWindow::Expand( unsigned int row ) { - if (IsVirtualList()) + if (IsList()) return; wxDataViewTreeNode * node = GetTreeNodeByRow(row); @@ -2952,7 +2939,7 @@ void wxDataViewMainWindow::Expand( unsigned int row ) void wxDataViewMainWindow::Collapse(unsigned int row) { - if (IsVirtualList()) + if (IsList()) return; wxDataViewTreeNode *node = GetTreeNodeByRow(row); @@ -3028,28 +3015,26 @@ void wxDataViewMainWindow::Collapse(unsigned int row) 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++ ) + wxDataViewTreeNode* node = m_root; + for( unsigned iter = parentChain.size()-1; ; --iter ) { if( node->HasChildren() ) { @@ -3059,18 +3044,18 @@ 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; } @@ -3080,6 +3065,9 @@ wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item } else return NULL; + + if ( !iter ) + break; } return NULL; } @@ -3151,7 +3139,7 @@ wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, // to get the correct x position where the actual text is int indent = 0; int row = GetRowByItem(item); - if (!IsVirtualList() && (column == 0 || GetOwner()->GetExpanderColumn() == column) ) + if (!IsList() && (column == 0 || GetOwner()->GetExpanderColumn() == column) ) { wxDataViewTreeNode* node = GetTreeNodeByRow(row); indent = GetOwner()->GetIndent() * node->GetIndentLevel(); @@ -3190,7 +3178,7 @@ 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_) { @@ -3206,7 +3194,7 @@ public: return DoJob::OK; } - if( node->GetItem() == **m_iter ) + if( node->GetItem() == *m_iter ) { m_iter++; return DoJob::CONT; @@ -3232,7 +3220,7 @@ public: { return ret -1; } private: - ItemList::const_iterator m_iter; + wxVector::reverse_iterator m_iter; wxDataViewItem item; int ret; @@ -3253,27 +3241,27 @@ int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item) const 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, +static void BuildTreeHelper( const wxDataViewModel * model, const wxDataViewItem & item, wxDataViewTreeNode * node) { if( !model->IsContainer( item ) ) @@ -3349,7 +3337,15 @@ void wxDataViewMainWindow::DestroyTree() 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 @@ -3367,7 +3363,6 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) { case WXK_RETURN: { - wxWindow *parent = GetParent(); wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId()); le.SetItem( GetItemByRow(m_currentRow) ); @@ -3384,13 +3379,13 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &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 case WXK_LEFT: { - if (IsVirtualList()) + if (IsList()) break; wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); @@ -3497,6 +3492,10 @@ 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 ); @@ -3519,19 +3518,23 @@ 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 bool hoverOverExpander = false; - if ((!IsVirtualList()) && (GetOwner()->GetExpanderColumn() == col)) + if ((!IsList()) && (GetOwner()->GetExpanderColumn() == col)) { wxDataViewTreeNode * node = GetTreeNodeByRow(current); if( node!=NULL && node->HasChildren() ) @@ -3652,18 +3655,21 @@ 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()); @@ -3722,8 +3728,10 @@ 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 ) ); } } @@ -3734,6 +3742,8 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) 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); @@ -3757,8 +3767,6 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) } else if ((event.LeftDown() || simulateClick) && !hoverOverExpander) { - SetFocus(); - m_lineBeforeLastClicked = m_lineLastClicked; m_lineLastClicked = current; @@ -3787,7 +3795,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) { ChangeCurrentRow(current); ReverseRowSelection(m_currentRow); - SendSelectionChangedEvent(GetItemByRow(m_selection[0]) ); + SendSelectionChangedEvent(GetItemByRow(m_currentRow)); } else if (event.ShiftDown()) { @@ -3826,13 +3834,49 @@ 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, + + // 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()); } } @@ -3883,6 +3927,7 @@ wxDataViewCtrl::~wxDataViewCtrl() GetModel()->RemoveNotifier( m_notifier ); m_cols.Clear(); + m_colsBestWidths.clear(); } void wxDataViewCtrl::Init() @@ -3896,9 +3941,13 @@ 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; @@ -3906,7 +3955,7 @@ 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); @@ -3917,6 +3966,11 @@ 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 @@ -3978,6 +4032,16 @@ 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() @@ -4024,6 +4088,7 @@ bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col ) return false; m_cols.Append( col ); + m_colsBestWidths.push_back(0); OnColumnsCountChanged(); return true; } @@ -4034,6 +4099,7 @@ bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col ) return false; m_cols.Insert( col ); + m_colsBestWidths.insert(m_colsBestWidths.begin(), 0); OnColumnsCountChanged(); return true; } @@ -4044,6 +4110,7 @@ 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; } @@ -4079,6 +4146,16 @@ 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]; @@ -4106,6 +4183,141 @@ 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)) { @@ -4121,6 +4333,7 @@ bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column ) if (!ret) return false; + m_colsBestWidths.erase(m_colsBestWidths.begin() + GetColumnIndex(column)); m_cols.Erase(ret); OnColumnsCountChanged(); @@ -4130,12 +4343,46 @@ 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(); @@ -4152,6 +4399,7 @@ int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const } } return ret; +#endif } wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const @@ -4160,6 +4408,24 @@ wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const : GetColumn(m_sortingColumnIdx); } +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 { @@ -4215,7 +4481,11 @@ void wxDataViewCtrl::Select( const wxDataViewItem & item ) // 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 ); } } @@ -4371,6 +4641,8 @@ 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); @@ -4399,7 +4671,8 @@ void wxDataViewCtrl::StartEditor( const wxDataViewItem & item, unsigned int colu wxRect itemRect = GetItemRect(item, col); wxDataViewRenderer* renderer = col->GetRenderer(); - renderer->StartEditing(item, itemRect); + if (renderer->GetMode() == wxDATAVIEW_CELL_EDITABLE) + renderer->StartEditing(item, itemRect); } #endif // !wxUSE_GENERICDATAVIEWCTRL