X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a2a4e18c107bdd434a0fbd60df35a3b9b0377b04..a99e147a5c6e337bdde6b76ea16b86622db56427:/src/generic/datavgen.cpp?ds=sidebyside diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp index 2daef4e73c..716d4b9bf9 100644 --- a/src/generic/datavgen.cpp +++ b/src/generic/datavgen.cpp @@ -48,6 +48,7 @@ #include "wx/headerctrl.h" #include "wx/dnd.h" #include "wx/stopwatch.h" +#include "wx/weakref.h" //----------------------------------------------------------------------------- // classes @@ -599,6 +600,7 @@ public: wxBitmap CreateItemBitmap( unsigned int row, int &indent ); #endif // wxUSE_DRAG_AND_DROP void OnPaint( wxPaintEvent &event ); + void OnCharHook( wxKeyEvent &event ); void OnChar( wxKeyEvent &event ); void OnVerticalNavigation(unsigned int newCurrent, const wxKeyEvent& event); void OnLeftKey(); @@ -621,6 +623,9 @@ public: void ChangeCurrentRow( unsigned int row ); bool TryAdvanceCurrentColumn(wxDataViewTreeNode *node, bool forward); + wxDataViewColumn *GetCurrentColumn() const { return m_currentCol; } + void ClearCurrentColumn() { m_currentCol = NULL; } + bool IsSingleSel() const { return !GetParent()->HasFlag(wxDV_MULTIPLE); } bool IsEmpty() { return GetRowCount() == 0; } @@ -632,7 +637,7 @@ public: // the displaying number of the tree are changing along with the // expanding/collapsing of the tree nodes unsigned int GetLastVisibleRow(); - unsigned int GetRowCount(); + unsigned int GetRowCount() const; const wxDataViewSelection& GetSelections() const { return m_selection; } void SetSelections( const wxDataViewSelection & sel ) @@ -662,11 +667,16 @@ public: int GetLineAt( unsigned int y ) const; // y / m_lineHeight in fixed mode void SetRowHeight( int lineHeight ) { m_lineHeight = lineHeight; } + int GetRowHeight() const { return m_lineHeight; } // Some useful functions for row and item mapping wxDataViewItem GetItemByRow( unsigned int row ) const; int GetRowByItem( const wxDataViewItem & item ) const; + wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row ) const; + // We did not need this temporarily + // wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item ); + // Methods for building the mapping tree void BuildTree( wxDataViewModel * model ); void DestroyTree(); @@ -691,12 +701,12 @@ public: void OnColumnsCountChanged(); -private: - wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row ) const; - // We did not need this temporarily - // wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item ); + // Called by wxDataViewCtrl and our own OnRenameTimer() to start edit the + // specified item in the given column. + void StartEditing(const wxDataViewItem& item, const wxDataViewColumn* col); - int RecalculateCount(); +private: + int RecalculateCount() const; // Return false only if the event was vetoed by its handler. bool SendExpanderEvent(wxEventType type, const wxDataViewItem& item); @@ -705,6 +715,10 @@ private: wxDataViewColumn *FindColumnForEditing(const wxDataViewItem& item, wxDataViewCellMode mode); + bool IsCellEditableInMode(const wxDataViewItem& item, const wxDataViewColumn *col, wxDataViewCellMode mode) const; + + void DrawCellBackground( wxDataViewRenderer* cell, wxDC& dc, const wxRect& rect ); + private: wxDataViewCtrl *m_owner; int m_lineHeight; @@ -752,6 +766,12 @@ private: // This is the tree node under the cursor wxDataViewTreeNode * m_underMouse; + // The control used for editing or NULL. + wxWeakRef m_editorCtrl; + + // Id m_editorCtrl is non-NULL, pointer to the associated renderer. + wxDataViewRenderer* m_editorRenderer; + private: DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow) DECLARE_EVENT_TABLE() @@ -1008,9 +1028,6 @@ bool wxDataViewToggleRenderer::WXActivateCell(const wxRect& WXUNUSED(cell), unsigned int col, const wxMouseEvent *mouseEvent) { - if ( !model->IsEnabled(item, col) ) - return false; - if ( mouseEvent ) { // only react to clicks directly on the checkbox, not elsewhere in the same cell: @@ -1337,6 +1354,7 @@ BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow) EVT_MOUSE_EVENTS (wxDataViewMainWindow::OnMouse) EVT_SET_FOCUS (wxDataViewMainWindow::OnSetFocus) EVT_KILL_FOCUS (wxDataViewMainWindow::OnKillFocus) + EVT_CHAR_HOOK (wxDataViewMainWindow::OnCharHook) EVT_CHAR (wxDataViewMainWindow::OnChar) END_EVENT_TABLE() @@ -1348,6 +1366,8 @@ wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID i { SetOwner( parent ); + m_editorRenderer = NULL; + m_lastOnSame = false; m_renameTimer = new wxDataViewRenameTimer( this ); @@ -1357,7 +1377,14 @@ wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID i m_useCellFocus = false; m_currentRow = 0; - m_lineHeight = wxMax( 17, GetCharHeight() + 4 ); // 17 = mini icon height + 1 +#ifdef __WXMSW__ + // We would like to use the same line height that Explorer uses. This is + // different from standard ListView control since Vista. + if ( wxGetWinVersion() >= wxWinVersion_Vista ) + m_lineHeight = wxMax(16, GetCharHeight()) + 6; // 16 = mini icon height + else +#endif // __WXMSW__ + m_lineHeight = wxMax(16, GetCharHeight()) + 1; // 16 = mini icon height #if wxUSE_DRAG_AND_DROP m_dragCount = 0; @@ -1725,6 +1752,37 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) x_last += col->GetWidth(); } + // Draw background of alternate rows specially if required + if ( m_owner->HasFlag(wxDV_ROW_LINES) ) + { + wxColour altRowColour = m_owner->m_alternateRowColour; + if ( !altRowColour.IsOk() ) + { + // Determine the alternate rows colour automatically from the + // background colour. + const wxColour bgColour = m_owner->GetBackgroundColour(); + + // Depending on the background, alternate row color + // will be 3% more dark or 50% brighter. + int alpha = bgColour.GetRGB() > 0x808080 ? 97 : 150; + altRowColour = bgColour.ChangeLightness(alpha); + } + + dc.SetPen(*wxTRANSPARENT_PEN); + dc.SetBrush(wxBrush(altRowColour)); + + for (unsigned int item = item_start; item < item_last; item++) + { + if ( item % 2 ) + { + dc.DrawRectangle(x_start, + GetLineStart(item), + GetClientSize().GetWidth(), + GetLineHeight(item)); + } + } + } + // Draw horizontal rules if required if ( m_owner->HasFlag(wxDV_HORIZ_RULES) ) { @@ -1919,6 +1977,11 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) cell_rect.y = GetLineStart( item ); cell_rect.height = GetLineHeight( item ); + // draw the background + bool selected = m_selection.Index( item ) != wxNOT_FOUND; + if ( !selected ) + DrawCellBackground( cell, dc, cell_rect ); + // deal with the expander int indent = 0; if ((!IsList()) && (col == expander)) @@ -1972,7 +2035,7 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) continue; int state = 0; - if (m_hasFocus && (m_selection.Index(item) != wxNOT_FOUND)) + if (m_hasFocus && selected) state |= wxDATAVIEW_CELL_SELECTED; // TODO: it would be much more efficient to create a clipping @@ -1991,6 +2054,28 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) } } + +void wxDataViewMainWindow::DrawCellBackground( wxDataViewRenderer* cell, wxDC& dc, const wxRect& rect ) +{ + wxRect rectBg( rect ); + + // don't overlap the horizontal rules + if ( m_owner->HasFlag(wxDV_HORIZ_RULES) ) + { + rectBg.x++; + rectBg.width--; + } + + // don't overlap the vertical rules + if ( m_owner->HasFlag(wxDV_VERT_RULES) ) + { + rectBg.y++; + rectBg.height--; + } + + cell->RenderBackground(&dc, rectBg); +} + void wxDataViewMainWindow::OnRenameTimer() { // We have to call this here because changes may just have @@ -2004,9 +2089,25 @@ void wxDataViewMainWindow::OnRenameTimer() wxDataViewItem item = GetItemByRow( m_currentRow ); - wxRect labelRect = GetItemRect(item, m_currentCol); + StartEditing( item, m_currentCol ); +} + +void +wxDataViewMainWindow::StartEditing(const wxDataViewItem& item, + const wxDataViewColumn* col) +{ + wxDataViewRenderer* renderer = col->GetRenderer(); + if ( !IsCellEditableInMode(item, col, wxDATAVIEW_CELL_EDITABLE) ) + return; - m_currentCol->GetRenderer()->StartEditing( item, labelRect ); + const wxRect itemRect = GetItemRect(item, col); + if ( renderer->StartEditing(item, itemRect) ) + { + // Save the renderer to be able to finish/cancel editing it later and + // save the control to be able to detect if we're still editing it. + m_editorRenderer = renderer; + m_editorCtrl = renderer->GetEditorCtrl(); + } } //----------------------------------------------------------------------------- @@ -2401,7 +2502,7 @@ void wxDataViewMainWindow::ScrollTo( int rows, int column ) int x, y; m_owner->GetScrollPixelsPerUnit( &x, &y ); int sy = GetLineStart( rows )/y; - int sx = 0; + int sx = -1; if( column != -1 ) { wxRect rect = GetClientRect(); @@ -2475,12 +2576,14 @@ unsigned int wxDataViewMainWindow::GetLastVisibleRow() return wxMin( GetRowCount()-1, row ); } -unsigned int wxDataViewMainWindow::GetRowCount() +unsigned int wxDataViewMainWindow::GetRowCount() const { if ( m_count == -1 ) { - m_count = RecalculateCount(); - UpdateDisplay(); + wxDataViewMainWindow* const + self = const_cast(this); + self->m_count = RecalculateCount(); + self->UpdateDisplay(); } return m_count; } @@ -2867,15 +2970,20 @@ wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row) co wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const { + wxDataViewItem item; if (IsVirtualList()) { - return wxDataViewItem( wxUIntToPtr(row+1) ); + if ( row < GetRowCount() ) + item = wxDataViewItem(wxUIntToPtr(row+1)); } else { wxDataViewTreeNode *node = GetTreeNodeByRow(row); - return node ? node->GetItem() : wxDataViewItem(); + if ( node ) + item = node->GetItem(); } + + return item; } bool @@ -3196,7 +3304,7 @@ wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, return itemRect; } -int wxDataViewMainWindow::RecalculateCount() +int wxDataViewMainWindow::RecalculateCount() const { if (IsVirtualList()) { @@ -3352,7 +3460,7 @@ wxDataViewMainWindow::FindColumnForEditing(const wxDataViewItem& item, wxDataVie wxDataViewColumn *candidate = m_currentCol; if ( candidate && - candidate->GetRenderer()->GetMode() != mode && + !IsCellEditableInMode(item, candidate, mode) && !m_currentColSetByKeyboard ) { // If current column was set by mouse to something not editable (in @@ -3376,7 +3484,7 @@ wxDataViewMainWindow::FindColumnForEditing(const wxDataViewItem& item, wxDataVie if ( c->IsHidden() ) continue; - if ( c->GetRenderer()->GetMode() == mode ) + if ( IsCellEditableInMode(item, c, mode) ) { candidate = c; break; @@ -3397,12 +3505,46 @@ wxDataViewMainWindow::FindColumnForEditing(const wxDataViewItem& item, wxDataVie if ( !candidate ) return NULL; - if ( candidate->GetRenderer()->GetMode() != mode ) + if ( !IsCellEditableInMode(item, candidate, mode) ) return NULL; return candidate; } +bool wxDataViewMainWindow::IsCellEditableInMode(const wxDataViewItem& item, + const wxDataViewColumn *col, + wxDataViewCellMode mode) const +{ + if ( col->GetRenderer()->GetMode() != mode ) + return false; + + if ( !GetModel()->IsEnabled(item, col->GetModelColumn()) ) + return false; + + return true; +} + +void wxDataViewMainWindow::OnCharHook(wxKeyEvent& event) +{ + if ( m_editorCtrl ) + { + // Handle any keys special for the in-place editor and return without + // calling Skip() below. + switch ( event.GetKeyCode() ) + { + case WXK_ESCAPE: + m_editorRenderer->CancelEditing(); + return; + + case WXK_RETURN: + m_editorRenderer->FinishEditing(); + return; + } + } + + event.Skip(); +} + void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) { wxWindow * const parent = GetParent(); @@ -3430,6 +3572,12 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) switch ( event.GetKeyCode() ) { case WXK_RETURN: + if ( event.HasModifiers() ) + { + event.Skip(); + break; + } + else { // Enter activates the item, i.e. sends wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED to // it. Only if that event is not handled do we activate column renderer (which @@ -3449,6 +3597,12 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) } case WXK_SPACE: + if ( event.HasModifiers() ) + { + event.Skip(); + break; + } + else { // Space toggles activatable items or -- if not activatable -- // starts inline editing (this is normally done using F2 on @@ -3478,6 +3632,12 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) } case WXK_F2: + if ( event.HasModifiers() ) + { + event.Skip(); + break; + } + else { if( !m_selection.empty() ) { @@ -3499,7 +3659,7 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) wxDataViewColumn *editableCol = FindColumnForEditing(item, wxDATAVIEW_CELL_EDITABLE); if ( editableCol ) - GetOwner()->StartEditor(item, GetOwner()->GetColumnIndex(editableCol)); + GetOwner()->EditItem(item, editableCol); } } break; @@ -3722,6 +3882,8 @@ bool wxDataViewMainWindow::TryAdvanceCurrentColumn(wxDataViewTreeNode *node, boo if ( idx >= (int)GetOwner()->GetColumnCount() ) return false; + GetOwner()->EnsureVisible(m_currentRow, idx); + if ( idx < 1 ) { // We are going to the left of the second column. Reset to whole-row @@ -3978,7 +4140,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) if (m_lastOnSame && !ignore_other_columns) { if ((col == m_currentCol) && (current == m_currentRow) && - (cell->GetMode() & wxDATAVIEW_CELL_EDITABLE) ) + IsCellEditableInMode(item, col, wxDATAVIEW_CELL_EDITABLE) ) { m_renameTimer->Start( 100, true ); } @@ -4097,7 +4259,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) (current == oldCurrentRow)) && oldWasSelected; // Call ActivateCell() after everything else as under GTK+ - if (cell->GetMode() & wxDATAVIEW_CELL_ACTIVATABLE) + if ( IsCellEditableInMode(item, col, wxDATAVIEW_CELL_ACTIVATABLE) ) { // notify cell about click cell->PrepareForItem(model, item, col->GetModelColumn()); @@ -4481,16 +4643,25 @@ unsigned int wxDataViewCtrl::GetBestColumnWidth(int idx) const class MaxWidthCalculator { public: - MaxWidthCalculator(wxDataViewMainWindow *clientArea, + MaxWidthCalculator(const wxDataViewCtrl *dvc, + wxDataViewMainWindow *clientArea, wxDataViewRenderer *renderer, const wxDataViewModel *model, - unsigned column) + unsigned column, + int expanderSize) : m_width(0), + m_dvc(dvc), m_clientArea(clientArea), m_renderer(renderer), m_model(model), - m_column(column) + m_column(column), + m_expanderSize(expanderSize) + { + m_isExpanderCol = + !clientArea->IsList() && + (column == 0 || + GetExpanderColumnOrFirstOne(const_cast(dvc)) == dvc->GetColumnAt(column)); } void UpdateWithWidth(int width) @@ -4500,32 +4671,43 @@ unsigned int wxDataViewCtrl::GetBestColumnWidth(int idx) const void UpdateWithRow(int row) { - wxDataViewItem item = m_clientArea->GetItemByRow(row); + int indent = 0; + wxDataViewItem item; + + if ( m_isExpanderCol ) + { + wxDataViewTreeNode *node = m_clientArea->GetTreeNodeByRow(row); + item = node->GetItem(); + indent = m_dvc->GetIndent() * node->GetIndentLevel() + m_expanderSize; + } + else + { + item = m_clientArea->GetItemByRow(row); + } + m_renderer->PrepareForItem(m_model, item, m_column); - m_width = wxMax(m_width, m_renderer->GetSize().x); + m_width = wxMax(m_width, m_renderer->GetSize().x + indent); } int GetMaxWidth() const { return m_width; } private: int m_width; + const wxDataViewCtrl *m_dvc; wxDataViewMainWindow *m_clientArea; wxDataViewRenderer *m_renderer; const wxDataViewModel *m_model; unsigned m_column; + bool m_isExpanderCol; + int m_expanderSize; }; - MaxWidthCalculator calculator(m_clientArea, renderer, - GetModel(), column->GetModelColumn()); + MaxWidthCalculator calculator(this, m_clientArea, renderer, + GetModel(), column->GetModelColumn(), + m_clientArea->GetRowHeight()); 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); - } + calculator.UpdateWithWidth(m_headerArea->GetColumnTitleWidth(*column)); // The code below deserves some explanation. For very large controls, we // simply can't afford to calculate sizes for all items, it takes too @@ -4620,6 +4802,10 @@ bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column ) m_colsBestWidths.erase(m_colsBestWidths.begin() + GetColumnIndex(column)); m_cols.Erase(ret); + + if ( m_clientArea->GetCurrentColumn() == column ) + m_clientArea->ClearCurrentColumn(); + OnColumnsCountChanged(); return true; @@ -4630,7 +4816,11 @@ bool wxDataViewCtrl::ClearColumns() SetExpanderColumn(NULL); m_cols.Clear(); m_colsBestWidths.clear(); + + m_clientArea->ClearCurrentColumn(); + OnColumnsCountChanged(); + return true; } @@ -4673,7 +4863,6 @@ void wxDataViewCtrl::OnInternalIdle() int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const { -#if 1 unsigned int len = GetColumnCount(); for ( unsigned int i = 0; i < len; i++ ) { @@ -4683,25 +4872,6 @@ int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const } 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(); - for ( unsigned int i = 0; i < len; i++ ) - { - wxDataViewColumn * col = GetColumnAt(i); - if (col->IsHidden()) - continue; - ret += col->GetWidth(); - if (column==col) - { - CalcScrolledPosition( ret, dummy, &ret, &dummy ); - break; - } - } - return ret; -#endif } wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const @@ -4728,6 +4898,11 @@ void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item) } } +wxDataViewColumn *wxDataViewCtrl::GetCurrentColumn() const +{ + return m_clientArea->GetCurrentColumn(); +} + int wxDataViewCtrl::GetSelectedItemsCount() const { return m_clientArea->GetSelections().size(); @@ -4816,6 +4991,11 @@ bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const return false; } +void wxDataViewCtrl::SetAlternateRowColour(const wxColour& colour) +{ + m_alternateRowColour = colour; +} + void wxDataViewCtrl::SelectAll() { m_clientArea->SelectAllRows(true); @@ -4906,18 +5086,12 @@ bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const return false; } -void wxDataViewCtrl::StartEditor( const wxDataViewItem & item, unsigned int column ) +void wxDataViewCtrl::EditItem(const wxDataViewItem& item, const wxDataViewColumn *column) { - wxDataViewColumn* col = GetColumn( column ); - if (!col) - return; + wxCHECK_RET( item.IsOk(), "invalid item" ); + wxCHECK_RET( column, "no column provided" ); - wxDataViewRenderer* renderer = col->GetRenderer(); - if (renderer->GetMode() != wxDATAVIEW_CELL_EDITABLE) - return; - - const wxRect itemRect = GetItemRect(item, col); - renderer->StartEditing(item, itemRect); + m_clientArea->StartEditing(item, column); } #endif // !wxUSE_GENERICDATAVIEWCTRL