X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3e60a3c1471d7573e4e05ebc97006b9274a279ae..4f320d7c57daa1cd4bc86cbe1da1ef1619b22edc:/src/generic/datavgen.cpp diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp index 1653ebfcca..68c7d4bd09 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 //----------------------------------------------------------------------------- @@ -382,13 +428,14 @@ 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 +488,7 @@ 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 ); @@ -607,52 +655,17 @@ 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(); - - // horizontal alignment: - 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 - - item_rect.SetSize(size); - } - - return Render(item_rect, &dc, state); + delete m_dc; } wxDC *wxDataViewRenderer::GetDC() @@ -679,19 +692,6 @@ 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 // --------------------------------------------------------- @@ -704,59 +704,15 @@ wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype, { } -void wxDataViewCustomRenderer::RenderText( const wxString &text, int xoffset, - wxRect cell, wxDC *dc, int state ) -{ - wxColour col = state & wxDATAVIEW_CELL_SELECTED - ? wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) - : GetOwner()->GetOwner()->GetForegroundColour(); - - wxDataViewItemAttr attr; - attr.SetColour(col); - RenderText(*dc, cell, wxALIGN_NOT, text, &attr, state, xoffset); -} - -void -wxDataViewCustomRenderer::RenderText(wxDC& dc, - const wxRect& rect, - int align, - const wxString& text, - const wxDataViewItemAttr *attr, - int WXUNUSED(state), - int xoffset) -{ - wxDCTextColourChanger changeFg(dc); - if ( attr && attr->HasColour() ) - changeFg.Set(attr->GetColour()); - - 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 ) { } @@ -798,34 +754,29 @@ bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVarian 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 ) { } @@ -868,11 +819,11 @@ 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; } @@ -894,9 +845,16 @@ 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, @@ -906,15 +864,15 @@ 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) +void wxDataViewToggleRenderer::WXOnActivate(wxDataViewModel *model, + const wxVariant& valueOld, + const wxDataViewItem & item, + unsigned int col) { - bool value = !m_toggle; - wxVariant variant = value; - model->SetValue( variant, item, col); - model->ValueChanged( item, col ); - return true; + if (model->IsEnabled(item, col)) + { + model->ChangeValue(!valueOld.GetBool(), item, col); + } } wxSize wxDataViewToggleRenderer::GetSize() const @@ -928,11 +886,11 @@ 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; @@ -954,24 +912,23 @@ 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; } @@ -1028,20 +985,17 @@ 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 ) { } @@ -1067,51 +1021,42 @@ 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 ) +void wxDataViewDateRenderer::WXOnActivate(wxDataViewModel *model, + const wxVariant& valueOld, + const wxDataViewItem & item, + unsigned int col ) { - wxVariant variant; - model->GetValue( variant, item, col ); - wxDateTime value = variant.GetDateTime(); + wxDateTime dtOld = valueOld.GetDateTime(); #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; } // --------------------------------------------------------- // 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; @@ -1123,32 +1068,31 @@ 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); } @@ -1333,7 +1277,7 @@ 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 ) @@ -1450,7 +1394,7 @@ 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; @@ -1496,7 +1440,7 @@ 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 ); @@ -1525,7 +1469,7 @@ 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 ); @@ -1570,7 +1514,7 @@ wxBitmap wxDataViewMainWindow::CreateItemBitmap( unsigned int row, int &indent ) } indent = 0; - if (!IsVirtualList()) + if (!IsList()) { wxDataViewTreeNode *node = GetTreeNodeByRow(row); indent = GetOwner()->GetIndent() * node->GetIndentLevel(); @@ -1614,20 +1558,14 @@ 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; @@ -1672,6 +1610,13 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(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++) @@ -1750,7 +1695,8 @@ 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, @@ -1765,7 +1711,7 @@ 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 ); @@ -1789,13 +1735,12 @@ 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; @@ -1816,47 +1761,48 @@ 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 @@ -1876,6 +1822,9 @@ 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; @@ -1889,11 +1838,7 @@ 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; @@ -1952,8 +1897,8 @@ 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(); @@ -1988,6 +1933,8 @@ bool Walker( wxDataViewTreeNode * node, DoJob & func ) bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item) { + GetOwner()->InvalidateColBestWidths(); + if (IsVirtualList()) { wxDataViewVirtualListModel *list_model = @@ -2030,6 +1977,8 @@ static void DestroyTreeHelper( wxDataViewTreeNode * node); bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, const wxDataViewItem& item) { + GetOwner()->InvalidateColBestWidths(); + if (IsVirtualList()) { wxDataViewVirtualListModel *list_model = @@ -2049,9 +1998,12 @@ 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() ); @@ -2105,6 +2057,8 @@ bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item) { + GetOwner()->InvalidateColBestWidths(); + SortPrepare(); g_model->Resort(); @@ -2119,8 +2073,24 @@ 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 @@ -2139,8 +2109,8 @@ 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; @@ -2148,7 +2118,10 @@ bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned i bool wxDataViewMainWindow::Cleared() { + GetOwner()->InvalidateColBestWidths(); + DestroyTree(); + m_selection.Clear(); SortPrepare(); BuildTree( GetOwner()->GetModel() ); @@ -2161,6 +2134,7 @@ bool wxDataViewMainWindow::Cleared() void wxDataViewMainWindow::UpdateDisplay() { m_dirty = true; + m_underMouse = NULL; } void wxDataViewMainWindow::OnInternalIdle() @@ -2194,6 +2168,8 @@ 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) @@ -2202,6 +2178,8 @@ 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; @@ -2551,12 +2529,10 @@ 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 ); } @@ -2614,12 +2590,10 @@ 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 ); } @@ -2667,12 +2641,10 @@ 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 ); } @@ -2851,7 +2823,7 @@ wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, bool wxDataViewMainWindow::IsExpanded( unsigned int row ) const { - if (IsVirtualList()) + if (IsList()) return false; wxDataViewTreeNode * node = GetTreeNodeByRow(row); @@ -2869,7 +2841,7 @@ bool wxDataViewMainWindow::IsExpanded( unsigned int row ) const bool wxDataViewMainWindow::HasChildren( unsigned int row ) const { - if (IsVirtualList()) + if (IsList()) return false; wxDataViewTreeNode * node = GetTreeNodeByRow(row); @@ -2887,7 +2859,7 @@ bool wxDataViewMainWindow::HasChildren( unsigned int row ) const void wxDataViewMainWindow::Expand( unsigned int row ) { - if (IsVirtualList()) + if (IsList()) return; wxDataViewTreeNode * node = GetTreeNodeByRow(row); @@ -2943,7 +2915,7 @@ void wxDataViewMainWindow::Expand( unsigned int row ) void wxDataViewMainWindow::Collapse(unsigned int row) { - if (IsVirtualList()) + if (IsList()) return; wxDataViewTreeNode *node = GetTreeNodeByRow(row); @@ -3019,28 +2991,26 @@ 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>=0; --iter ) { if( node->HasChildren() ) { @@ -3050,18 +3020,18 @@ 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; } @@ -3142,7 +3112,7 @@ 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(); @@ -3181,7 +3151,7 @@ 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_) { @@ -3197,7 +3167,7 @@ public: return DoJob::OK; } - if( node->GetItem() == **m_iter ) + if( node->GetItem() == *m_iter ) { m_iter++; return DoJob::CONT; @@ -3223,7 +3193,7 @@ public: { return ret -1; } private: - ItemList::const_iterator m_iter; + wxVector::reverse_iterator m_iter; wxDataViewItem item; int ret; @@ -3244,27 +3214,27 @@ 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 ) ) @@ -3340,7 +3310,15 @@ 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 @@ -3358,7 +3336,6 @@ 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) ); @@ -3381,7 +3358,7 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) // Add the process for tree expanding/collapsing case WXK_LEFT: { - if (IsVirtualList()) + if (IsList()) break; wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); @@ -3488,6 +3465,10 @@ 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 ); @@ -3510,19 +3491,23 @@ 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() ) @@ -3643,18 +3628,29 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) { if ((!ignore_other_columns) && (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE)) { + const unsigned colIdx = col->GetModelColumn(); + wxVariant value; - model->GetValue( value, item, col->GetModelColumn() ); - cell->SetValue( value ); - wxRect cell_rect( xpos, GetLineStart( current ), - col->GetWidth(), GetLineHeight( current ) ); - cell->Activate( cell_rect, model, item, col->GetModelColumn() ); + model->GetValue( value, item, colIdx ); + + cell->WXOnActivate(model, value, item, colIdx); + + if ( wxDataViewCustomRenderer *custom = cell->WXGetAsCustom() ) + { + cell->SetValue( value ); + + wxRect cell_rect( xpos, GetLineStart( current ), + col->GetWidth(), GetLineHeight( current ) ); + custom->Activate( 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()); @@ -3725,6 +3721,8 @@ 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); @@ -3748,8 +3746,6 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) } else if ((event.LeftDown() || simulateClick) && !hoverOverExpander) { - SetFocus(); - m_lineBeforeLastClicked = m_lineLastClicked; m_lineLastClicked = current; @@ -3778,7 +3774,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) { ChangeCurrentRow(current); ReverseRowSelection(m_currentRow); - SendSelectionChangedEvent(GetItemByRow(m_selection[0]) ); + SendSelectionChangedEvent(GetItemByRow(m_currentRow)); } else if (event.ShiftDown()) { @@ -3817,14 +3813,53 @@ 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 ); - wxRect cell_rect( xpos, GetLineStart( current ), - col->GetWidth(), GetLineHeight( current ) ); - /* ignore ret */ cell->LeftClick( event.GetPosition(), cell_rect, - model, item, col->GetModelColumn()); + if ( wxDataViewCustomRenderer *custom = cell->WXGetAsCustom() ) + { + // notify cell about click + custom->PrepareForItem(model, item, col->GetModelColumn()); + + wxRect cell_rect( xpos, GetLineStart( current ), + 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 = custom->GetAlignment(); + if ( align != wxDVR_DEFAULT_ALIGNMENT ) + { + const wxSize size = custom->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 */ custom->LeftClick( pos, cell_rect, + model, item, col->GetModelColumn()); + } } } } @@ -3874,6 +3909,7 @@ wxDataViewCtrl::~wxDataViewCtrl() GetModel()->RemoveNotifier( m_notifier ); m_cols.Clear(); + m_colsBestWidths.clear(); } void wxDataViewCtrl::Init() @@ -3887,9 +3923,13 @@ 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; @@ -3897,7 +3937,7 @@ 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); @@ -3908,6 +3948,11 @@ 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 @@ -4015,6 +4060,7 @@ bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col ) return false; m_cols.Append( col ); + m_colsBestWidths.push_back(0); OnColumnsCountChanged(); return true; } @@ -4025,6 +4071,7 @@ bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col ) return false; m_cols.Insert( col ); + m_colsBestWidths.insert(m_colsBestWidths.begin(), 0); OnColumnsCountChanged(); return true; } @@ -4035,6 +4082,7 @@ 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; } @@ -4097,6 +4145,143 @@ 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 out 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; + + #undef MEASURE_ITEM +} + void wxDataViewCtrl::ColumnMoved(wxDataViewColumn * WXUNUSED(col), unsigned int WXUNUSED(new_pos)) { @@ -4112,6 +4297,7 @@ bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column ) if (!ret) return false; + m_colsBestWidths.erase(m_colsBestWidths.begin() + GetColumnIndex(column)); m_cols.Erase(ret); OnColumnsCountChanged(); @@ -4121,12 +4307,45 @@ 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 ) + { + // this updates visual appearance of columns 0 and up, not just 0 + m_headerArea->UpdateColumn(0); + } +} + 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(); @@ -4143,6 +4362,7 @@ int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const } } return ret; +#endif } wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const @@ -4151,6 +4371,24 @@ 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 { @@ -4206,7 +4444,11 @@ 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 ); } } @@ -4362,6 +4604,8 @@ 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); @@ -4390,7 +4634,8 @@ 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