X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/86755098f52bd0f2c180d2d5ed2202c5d0e25df2..062dfc9a96dc9e796c53544f41ff92dc47f26e82:/src/generic/datavgen.cpp?ds=sidebyside diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp index 2fe3655153..bdc389ad66 100644 --- a/src/generic/datavgen.cpp +++ b/src/generic/datavgen.cpp @@ -48,6 +48,7 @@ #include "wx/imaglist.h" #include "wx/headerctrl.h" #include "wx/dnd.h" +#include "wx/stopwatch.h" //----------------------------------------------------------------------------- // classes @@ -144,7 +145,6 @@ protected: return *(GetOwner()->GetColumn(idx)); } - // FIXME: currently unused virtual bool UpdateColumnWidthToFit(unsigned int idx, int widthTitle) { wxDataViewCtrl * const owner = GetOwner(); @@ -214,6 +214,8 @@ private: model->Resort(); owner->OnColumnChange(idx); + + SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, idx); } void OnRClick(wxHeaderCtrlEvent& event) @@ -434,7 +436,7 @@ public: 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() { @@ -532,6 +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; @@ -732,7 +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, @@ -746,7 +750,7 @@ 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(); @@ -796,9 +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; @@ -806,9 +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); @@ -844,7 +848,8 @@ 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 @@ -862,12 +867,23 @@ bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state return true; } -void wxDataViewToggleRenderer::WXOnActivate(wxDataViewModel *model, - const wxVariant& valueOld, - const wxDataViewItem & item, - unsigned int col) +bool wxDataViewToggleRenderer::WXOnLeftClick(const wxPoint& cursor, + const wxRect& WXUNUSED(cell), + wxDataViewModel *model, + const wxDataViewItem& item, + unsigned int col) { - model->ChangeValue(!valueOld.GetBool(), item, col); + // 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 @@ -1019,12 +1035,12 @@ wxSize wxDataViewDateRenderer::GetSize() const return GetTextExtent(m_date.FormatDate()); } -void wxDataViewDateRenderer::WXOnActivate(wxDataViewModel *model, - const wxVariant& valueOld, - const wxDataViewItem & item, - unsigned int col ) +bool wxDataViewDateRenderer::WXOnActivate(const wxRect& WXUNUSED(cell), + wxDataViewModel *model, + const wxDataViewItem& item, + unsigned int col) { - wxDateTime dtOld = valueOld.GetDateTime(); + wxDateTime dtOld = m_date; #if wxUSE_DATE_RENDERER_POPUP wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient( @@ -1036,6 +1052,8 @@ void wxDataViewDateRenderer::WXOnActivate(wxDataViewModel *model, #else // !wxUSE_DATE_RENDERER_POPUP wxMessageBox(dtOld.Format()); #endif // wxUSE_DATE_RENDERER_POPUP/!wxUSE_DATE_RENDERER_POPUP + + return true; } // --------------------------------------------------------- @@ -1092,7 +1110,7 @@ wxSize wxDataViewIconTextRenderer::GetSize() const 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; @@ -1118,7 +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; @@ -1272,7 +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 ) @@ -1553,14 +1571,8 @@ 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 ); - - wxDataViewItemAttr attr; - model->GetAttr(item, column->GetModelColumn(), attr); - cell->SetAttr(attr); + cell->PrepareForItem(model, item, column->GetModelColumn()); wxRect item_rect(x, 0, width, height); item_rect.Deflate(PADDING_RIGHTLEFT, 0); @@ -1589,6 +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() ); @@ -1602,10 +1620,11 @@ 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); @@ -1666,22 +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 @@ -1742,7 +1762,6 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) 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; @@ -1754,8 +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 @@ -1763,12 +1785,7 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) dataitem = wxDataViewItem( wxUIntToPtr(item+1) ); } - model->GetValue( value, dataitem, col->GetModelColumn()); - cell->SetValue( value ); - - wxDataViewItemAttr attr; - model->GetAttr(dataitem, col->GetModelColumn(), attr); - cell->SetAttr(attr); + cell->PrepareForItem(model, dataitem, col->GetModelColumn()); // update cell_rect cell_rect.y = GetLineStart( item ); @@ -1904,8 +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(); @@ -2080,9 +2097,23 @@ 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 ) { - GetOwner()->InvalidateColBestWidth(col); + 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 @@ -2102,8 +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; @@ -2161,6 +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) @@ -2169,6 +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; @@ -2520,14 +2555,7 @@ int wxDataViewMainWindow::GetLineStart( unsigned int row ) const wxDataViewRenderer *renderer = const_cast(column->GetRenderer()); - - wxVariant value; - model->GetValue( value, item, column->GetModelColumn() ); - renderer->SetValue( value ); - - wxDataViewItemAttr attr; - model->GetAttr(item, column->GetModelColumn(), attr); - renderer->SetAttr(attr); + renderer->PrepareForItem(model, item, column->GetModelColumn()); height = wxMax( height, renderer->GetSize().y ); } @@ -2588,14 +2616,7 @@ int wxDataViewMainWindow::GetLineAt( unsigned int y ) const wxDataViewRenderer *renderer = const_cast(column->GetRenderer()); - - wxVariant value; - model->GetValue( value, item, column->GetModelColumn() ); - renderer->SetValue( value ); - - wxDataViewItemAttr attr; - model->GetAttr(item, column->GetModelColumn(), attr); - renderer->SetAttr(attr); + renderer->PrepareForItem(model, item, column->GetModelColumn()); height = wxMax( height, renderer->GetSize().y ); } @@ -2646,14 +2667,7 @@ int wxDataViewMainWindow::GetLineHeight( unsigned int row ) const wxDataViewRenderer *renderer = const_cast(column->GetRenderer()); - - wxVariant value; - model->GetValue( value, item, column->GetModelColumn() ); - renderer->SetValue( value ); - - wxDataViewItemAttr attr; - model->GetAttr(item, column->GetModelColumn(), attr); - renderer->SetAttr(attr); + renderer->PrepareForItem(model, item, column->GetModelColumn()); height = wxMax( height, renderer->GetSize().y ); } @@ -3001,28 +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() ) { @@ -3032,18 +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; } @@ -3053,6 +3065,9 @@ wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item } else return NULL; + + if ( !iter ) + break; } return NULL; } @@ -3163,7 +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_) { @@ -3179,7 +3194,7 @@ public: return DoJob::OK; } - if( node->GetItem() == **m_iter ) + if( node->GetItem() == *m_iter ) { m_iter++; return DoJob::CONT; @@ -3205,7 +3220,7 @@ public: { return ret -1; } private: - ItemList::const_iterator m_iter; + wxVector::reverse_iterator m_iter; wxDataViewItem item; int ret; @@ -3226,27 +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 ) ) @@ -3364,7 +3379,7 @@ 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 @@ -3503,13 +3518,17 @@ 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; } @@ -3638,25 +3657,19 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) { const unsigned colIdx = col->GetModelColumn(); - wxVariant value; - model->GetValue( value, item, colIdx ); - - cell->WXOnActivate(model, value, item, colIdx); + cell->PrepareForItem(model, 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 ); - } + wxRect cell_rect( xpos, GetLineStart( current ), + col->GetWidth(), GetLineHeight( current ) ); + 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()); @@ -3715,8 +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 ) ); } } @@ -3727,6 +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); @@ -3817,59 +3834,50 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) // Call LeftClick after everything else as under GTK+ if (cell->GetMode() & wxDATAVIEW_CELL_ACTIVATABLE) { - if ( wxDataViewCustomRenderer *custom = cell->WXGetAsCustom() ) - { - // notify cell about click - wxVariant value; - model->GetValue( value, item, col->GetModelColumn() ); - custom->SetValue( value ); + // notify cell about click + cell->PrepareForItem(model, item, col->GetModelColumn()); - wxDataViewItemAttr attr; - model->GetAttr(item, col->GetModelColumn(), attr); - custom->SetAttr(attr); + wxRect cell_rect( xpos, GetLineStart( current ), + col->GetWidth(), GetLineHeight( current ) ); - 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. - // 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(); - // adjust the rectangle ourselves to account for the alignment - wxRect rectItem = cell_rect; - const int align = custom->GetAlignment(); - if ( align != wxDVR_DEFAULT_ALIGNMENT ) + if ( size.x >= 0 && size.x < cell_rect.width ) { - 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 ( 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 - } + 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; + wxPoint pos( event.GetPosition() ); + pos.x -= rectItem.x; + pos.y -= rectItem.y; - m_owner->CalcUnscrolledPosition( pos.x, pos.y, &pos.x, &pos.y ); + m_owner->CalcUnscrolledPosition( pos.x, pos.y, &pos.x, &pos.y ); - /* ignore ret */ custom->LeftClick( pos, cell_rect, - model, item, col->GetModelColumn()); - } + /* ignore ret */ cell->WXOnLeftClick( pos, cell_rect, + model, item, col->GetModelColumn()); } } } @@ -4024,6 +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() @@ -4128,6 +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]; @@ -4160,36 +4188,129 @@ unsigned int wxDataViewCtrl::GetBestColumnWidth(int idx) const if ( m_colsBestWidths[idx] != 0 ) return m_colsBestWidths[idx]; - const unsigned count = m_clientArea->GetRowCount(); + const int count = m_clientArea->GetRowCount(); wxDataViewColumn *column = GetColumn(idx); wxDataViewRenderer *renderer = const_cast(column->GetRenderer()); - int max_width = 0; + 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 ) { - max_width = m_headerArea->GetTextExtent(column->GetTitle()).x; - + int header_width = m_headerArea->GetTextExtent(column->GetTitle()).x; // Labels on native MSW header are indented on both sides - max_width += wxRendererNative::Get().GetHeaderButtonMargin(m_headerArea); + 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); } - for ( unsigned row = 0; row < count; row++ ) + // row is the first unmeasured item now; that's our value of N/2 + + if ( row < count ) { - wxDataViewItem item = m_clientArea->GetItemByRow(row); + top_part_end = row; - wxVariant value; - GetModel()->GetValue(value, item, column->GetModelColumn()); - renderer->SetValue(value); + // 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); - wxDataViewItemAttr attr; - GetModel()->GetAttr(item, column->GetModelColumn(), attr); - renderer->SetAttr(attr); + 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); + } - max_width = (unsigned)wxMax((int)max_width, renderer->GetSize().x); + 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; @@ -4242,8 +4363,9 @@ void wxDataViewCtrl::InvalidateColBestWidths() if ( m_headerArea ) { - // this updates visual appearance of columns 0 and up, not just 0 - m_headerArea->UpdateColumn(0); + const unsigned cols = m_headerArea->GetColumnCount(); + for ( unsigned i = 0; i < cols; i++ ) + m_headerArea->UpdateColumn(i); } } @@ -4549,7 +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