X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fb5f677b6acaf71bea0bdaea6eeccad1869ca49f..59859d3da18244fa31f82c30ded14f619c3c967f:/src/generic/datavgen.cpp?ds=sidebyside diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp index d0a0d65d62..716d4b9bf9 100644 --- a/src/generic/datavgen.cpp +++ b/src/generic/datavgen.cpp @@ -38,7 +38,6 @@ #endif #include "wx/stockitem.h" -#include "wx/calctrl.h" #include "wx/popupwin.h" #include "wx/renderer.h" #include "wx/dcbuffer.h" @@ -49,6 +48,7 @@ #include "wx/headerctrl.h" #include "wx/dnd.h" #include "wx/stopwatch.h" +#include "wx/weakref.h" //----------------------------------------------------------------------------- // classes @@ -378,6 +378,22 @@ public: m_branchData->children.Remove(node); } + // returns position of child node for given item in children list or wxNOT_FOUND + int FindChildByItem(const wxDataViewItem& item) const + { + if ( !m_branchData ) + return wxNOT_FOUND; + + const wxDataViewTreeNodes& nodes = m_branchData->children; + const int len = nodes.size(); + for ( int i = 0; i < len; i++ ) + { + if ( nodes[i]->m_item == item ) + return i; + } + return wxNOT_FOUND; + } + const wxDataViewItem & GetItem() const { return m_item; } void SetItem( const wxDataViewItem & item ) { m_item = item; } @@ -584,6 +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(); @@ -604,6 +621,10 @@ public: unsigned GetCurrentRow() const { return m_currentRow; } bool HasCurrentRow() { return m_currentRow != (unsigned int)-1; } 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; } @@ -616,7 +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 ) @@ -646,11 +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(); @@ -673,18 +699,26 @@ public: void OnLeave(); #endif // wxUSE_DRAG_AND_DROP -private: - wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row ) const; - // We did not need this temporarily - // wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item ); + void OnColumnsCountChanged(); + + // 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); wxDataViewTreeNode * FindNode( const wxDataViewItem & item ); + 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; @@ -698,6 +732,8 @@ private: bool m_lastOnSame; bool m_hasFocus; + bool m_useCellFocus; + bool m_currentColSetByKeyboard; #if wxUSE_DRAG_AND_DROP int m_dragCount; @@ -730,6 +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() @@ -980,31 +1022,21 @@ bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state return true; } -bool wxDataViewToggleRenderer::WXOnLeftClick(const wxPoint& cursor, - const wxRect& cell, - wxDataViewModel *model, - const wxDataViewItem& item, - unsigned int col) +bool wxDataViewToggleRenderer::WXActivateCell(const wxRect& WXUNUSED(cell), + wxDataViewModel *model, + const wxDataViewItem& item, + unsigned int col, + const wxMouseEvent *mouseEvent) { - // only react to clicks directly on the checkbox, not elsewhere in the same cell: - if (!wxRect(GetSize()).Contains(cursor)) - return false; - - return WXOnActivate(cell, model, item, col); -} - -bool wxDataViewToggleRenderer::WXOnActivate(const wxRect& WXUNUSED(cell), - wxDataViewModel *model, - const wxDataViewItem& item, - unsigned int col) -{ - if (model->IsEnabled(item, col)) + if ( mouseEvent ) { - model->ChangeValue(!m_toggle, item, col); - return true; + // only react to clicks directly on the checkbox, not elsewhere in the same cell: + if ( !wxRect(GetSize()).Contains(mouseEvent->GetPosition()) ) + return false; } - return false; + model->ChangeValue(!m_toggle, item, col); + return true; } wxSize wxDataViewToggleRenderer::GetSize() const @@ -1070,113 +1102,6 @@ wxSize wxDataViewProgressRenderer::GetSize() const return wxSize(40,12); } -// --------------------------------------------------------- -// wxDataViewDateRenderer -// --------------------------------------------------------- - -#define wxUSE_DATE_RENDERER_POPUP (wxUSE_CALENDARCTRL && wxUSE_POPUPWIN) - -#if wxUSE_DATE_RENDERER_POPUP - -class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow -{ -public: - wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value, - wxDataViewModel *model, const wxDataViewItem & item, unsigned int col) : - wxPopupTransientWindow( parent, wxBORDER_SIMPLE ), - m_item( item ) - { - m_model = model; - m_col = col; - m_cal = new wxCalendarCtrl( this, wxID_ANY, *value ); - wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL ); - sizer->Add( m_cal, 1, wxGROW ); - SetSizer( sizer ); - sizer->Fit( this ); - } - - void OnCalendar( wxCalendarEvent &event ); - - wxCalendarCtrl *m_cal; - wxDataViewModel *m_model; - unsigned int m_col; - const wxDataViewItem & m_item; - -protected: - virtual void OnDismiss() - { - } - -private: - DECLARE_EVENT_TABLE() -}; - -BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow) - EVT_CALENDAR( wxID_ANY, wxDataViewDateRendererPopupTransient::OnCalendar ) -END_EVENT_TABLE() - -void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event ) -{ - m_model->ChangeValue( event.GetDate(), m_item, m_col ); - DismissAndNotify(); -} - -#endif // wxUSE_DATE_RENDERER_POPUP - -IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewRenderer) - -wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype, - wxDataViewCellMode mode, int align ) : - wxDataViewRenderer( varianttype, mode, align ) -{ -} - -bool wxDataViewDateRenderer::SetValue( const wxVariant &value ) -{ - m_date = value.GetDateTime(); - - return true; -} - -bool wxDataViewDateRenderer::GetValue( wxVariant &value ) const -{ - value = m_date; - return true; -} - -bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state ) -{ - wxString tmp = m_date.FormatDate(); - RenderText( tmp, 0, cell, dc, state ); - return true; -} - -wxSize wxDataViewDateRenderer::GetSize() const -{ - return GetTextExtent(m_date.FormatDate()); -} - -bool wxDataViewDateRenderer::WXOnActivate(const wxRect& WXUNUSED(cell), - wxDataViewModel *model, - const wxDataViewItem& item, - unsigned int col) -{ - wxDateTime dtOld = m_date; - -#if wxUSE_DATE_RENDERER_POPUP - wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient( - 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(dtOld.Format()); -#endif // wxUSE_DATE_RENDERER_POPUP/!wxUSE_DATE_RENDERER_POPUP - - return true; -} - // --------------------------------------------------------- // wxDataViewIconTextRenderer // --------------------------------------------------------- @@ -1429,6 +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() @@ -1440,14 +1366,25 @@ wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID i { SetOwner( parent ); + m_editorRenderer = NULL; + m_lastOnSame = false; m_renameTimer = new wxDataViewRenameTimer( this ); // TODO: user better initial values/nothing selected m_currentCol = NULL; + m_currentColSetByKeyboard = false; + m_useCellFocus = false; m_currentRow = 0; - m_lineHeight = wxMax( 17, GetCharHeight() + 2 ); // 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; @@ -1702,6 +1639,43 @@ wxBitmap wxDataViewMainWindow::CreateItemBitmap( unsigned int row, int &indent ) #endif // wxUSE_DRAG_AND_DROP +// Draw focus rect for individual cell. Unlike native focus rect, we render +// this in foreground text color (typically white) to enhance contrast and +// make it visible. +static void DrawSelectedCellFocusRect(wxDC& dc, const wxRect& rect) +{ + // (This code is based on wxRendererGeneric::DrawFocusRect and modified.) + + // draw the pixels manually because the "dots" in wxPen with wxDOT style + // may be short traits and not really dots + // + // note that to behave in the same manner as DrawRect(), we must exclude + // the bottom and right borders from the rectangle + wxCoord x1 = rect.GetLeft(), + y1 = rect.GetTop(), + x2 = rect.GetRight(), + y2 = rect.GetBottom(); + + wxDCPenChanger pen(dc, wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT)); + + wxCoord z; + for ( z = x1 + 1; z < x2; z += 2 ) + dc.DrawPoint(z, rect.GetTop()); + + wxCoord shift = z == x2 ? 0 : 1; + for ( z = y1 + shift; z < y2; z += 2 ) + dc.DrawPoint(x2, z); + + shift = z == y2 ? 0 : 1; + for ( z = x2 - shift; z > x1; z -= 2 ) + dc.DrawPoint(z, y2); + + shift = z == x1 ? 0 : 1; + for ( z = y2 - shift; z > y1; z -= 2 ) + dc.DrawPoint(x1, z); +} + + void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) { wxDataViewModel *model = GetModel(); @@ -1778,6 +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) ) { @@ -1820,23 +1825,97 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) for (unsigned int item = item_start; item < item_last; item++) { bool selected = m_selection.Index( item ) != wxNOT_FOUND; + if (selected || item == m_currentRow) { - int flags = selected ? (int)wxCONTROL_SELECTED : 0; - if (item == m_currentRow) - flags |= wxCONTROL_CURRENT; - if (m_hasFocus) - flags |= wxCONTROL_FOCUSED; - wxRect rect( x_start, GetLineStart( item ), x_last - x_start, GetLineHeight( item ) ); - wxRendererNative::Get().DrawItemSelectionRect - ( - this, - dc, - rect, - flags - ); + + // draw selection and whole-item focus: + if ( selected ) + { + int flags = wxCONTROL_SELECTED; + if (m_hasFocus) + flags |= wxCONTROL_FOCUSED; + + wxRendererNative::Get().DrawItemSelectionRect + ( + this, + dc, + rect, + flags + ); + } + + // draw keyboard focus rect if applicable + if ( item == m_currentRow && m_hasFocus ) + { + bool renderColumnFocus = false; + + if ( m_useCellFocus && m_currentCol && m_currentColSetByKeyboard ) + { + renderColumnFocus = true; + + // If this is container node without columns, render full-row focus: + if ( !IsList() ) + { + wxDataViewTreeNode *node = GetTreeNodeByRow(item); + if ( node->HasChildren() && !model->HasContainerColumns(node->GetItem()) ) + renderColumnFocus = false; + } + } + + if ( renderColumnFocus ) + { + for ( unsigned int i = col_start; i < col_last; i++ ) + { + wxDataViewColumn *col = GetOwner()->GetColumnAt(i); + if ( col->IsHidden() ) + continue; + + rect.width = col->GetWidth(); + + if ( col == m_currentCol ) + { + // make the rect more visible by adding a small + // margin around it: + rect.Deflate(1, 1); + + if ( selected ) + { + // DrawFocusRect() uses XOR and is all but + // invisible against dark-blue background. Use + // the same color used for selected text. + DrawSelectedCellFocusRect(dc, rect); + } + else + { + wxRendererNative::Get().DrawFocusRect + ( + this, + dc, + rect, + 0 + ); + } + break; + } + + rect.x += rect.width; + } + } + else + { + // render focus rectangle for the whole row + wxRendererNative::Get().DrawFocusRect + ( + this, + dc, + rect, + selected ? (int)wxCONTROL_SELECTED : 0 + ); + } + } } } @@ -1898,6 +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)) @@ -1951,7 +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 @@ -1970,6 +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 @@ -1983,9 +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(); + } } //----------------------------------------------------------------------------- @@ -2055,17 +2177,59 @@ bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxData if ( !parentNode ) return false; - wxDataViewItemArray siblings; - GetModel()->GetChildren(parent, siblings); - int itemPos = siblings.Index(item, /*fromEnd=*/true); - wxCHECK_MSG( itemPos != wxNOT_FOUND, false, "adding non-existent item?" ); + wxDataViewItemArray modelSiblings; + GetModel()->GetChildren(parent, modelSiblings); + const int modelSiblingsSize = modelSiblings.size(); + + int posInModel = modelSiblings.Index(item, /*fromEnd=*/true); + wxCHECK_MSG( posInModel != wxNOT_FOUND, false, "adding non-existent item?" ); wxDataViewTreeNode *itemNode = new wxDataViewTreeNode(parentNode, item); itemNode->SetHasChildren(GetModel()->IsContainer(item)); parentNode->SetHasChildren(true); - parentNode->InsertChild(itemNode, itemPos); + + const wxDataViewTreeNodes& nodeSiblings = parentNode->GetChildNodes(); + const int nodeSiblingsSize = nodeSiblings.size(); + + int nodePos = 0; + + if ( posInModel == modelSiblingsSize - 1 ) + { + nodePos = nodeSiblingsSize; + } + else if ( modelSiblingsSize == nodeSiblingsSize + 1 ) + { + // This is the simple case when our node tree already matches the + // model and only this one item is missing. + nodePos = posInModel; + } + else + { + // It's possible that a larger discrepancy between the model and + // our realization exists. This can happen e.g. when adding a bunch + // of items to the model and then calling ItemsAdded() just once + // afterwards. In this case, we must find the right position by + // looking at sibling items. + + // append to the end if we won't find a better position: + nodePos = nodeSiblingsSize; + + for ( int nextItemPos = posInModel + 1; + nextItemPos < modelSiblingsSize; + nextItemPos++ ) + { + int nextNodePos = parentNode->FindChildByItem(modelSiblings[nextItemPos]); + if ( nextNodePos != wxNOT_FOUND ) + { + nodePos = nextNodePos; + break; + } + } + } + parentNode->ChangeSubTreeCount(+1); + parentNode->InsertChild(itemNode, nodePos); m_count = -1; } @@ -2114,7 +2278,7 @@ bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, // 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 ( !parentNode ) - return false; + return true; wxCHECK_MSG( parentNode->HasChildren(), false, "parent node doesn't have children?" ); const wxDataViewTreeNodes& parentsChildren = parentNode->GetChildNodes(); @@ -2145,7 +2309,7 @@ bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, if ( parentNode->GetChildNodes().empty() ) parentNode->SetHasChildren(GetModel()->IsContainer(parent)); - return false; + return true; } // Delete the item from wxDataViewTreeNode representation: @@ -2338,7 +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(); @@ -2412,12 +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; } @@ -2804,15 +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 @@ -3133,7 +3304,7 @@ wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, return itemRect; } -int wxDataViewMainWindow::RecalculateCount() +int wxDataViewMainWindow::RecalculateCount() const { if (IsVirtualList()) { @@ -3277,6 +3448,103 @@ void wxDataViewMainWindow::DestroyTree() } } +wxDataViewColumn* +wxDataViewMainWindow::FindColumnForEditing(const wxDataViewItem& item, wxDataViewCellMode mode) +{ + // Edit the current column editable in 'mode'. If no column is focused + // (typically because the user has full row selected), try to find the + // first editable column (this would typically be a checkbox for + // wxDATAVIEW_CELL_ACTIVATABLE and we don't want to force the user to set + // focus on the checkbox column; or on the only editable text column). + + wxDataViewColumn *candidate = m_currentCol; + + if ( candidate && + !IsCellEditableInMode(item, candidate, mode) && + !m_currentColSetByKeyboard ) + { + // If current column was set by mouse to something not editable (in + // 'mode') and the user pressed Space/F2 to edit it, treat the + // situation as if there was whole-row focus, because that's what is + // visually indicated and the mouse click could very well be targeted + // on the row rather than on an individual cell. + // + // But if it was done by keyboard, respect that even if the column + // isn't editable, because focus is visually on that column and editing + // something else would be surprising. + candidate = NULL; + } + + if ( !candidate ) + { + const unsigned cols = GetOwner()->GetColumnCount(); + for ( unsigned i = 0; i < cols; i++ ) + { + wxDataViewColumn *c = GetOwner()->GetColumnAt(i); + if ( c->IsHidden() ) + continue; + + if ( IsCellEditableInMode(item, c, mode) ) + { + candidate = c; + break; + } + } + } + + // If on container item without columns, only the expander column + // may be directly editable: + if ( candidate && + GetOwner()->GetExpanderColumn() != candidate && + GetModel()->IsContainer(item) && + !GetModel()->HasContainerColumns(item) ) + { + candidate = GetOwner()->GetExpanderColumn(); + } + + if ( !candidate ) + return NULL; + + 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(); @@ -3304,10 +3572,16 @@ 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 - // is normally done by Space). + // is normally done by Space) or even inline editing. const wxDataViewItem item = GetItemByRow(m_currentRow); @@ -3323,33 +3597,69 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) } case WXK_SPACE: + if ( event.HasModifiers() ) + { + event.Skip(); + break; + } + else { - // Activate the first activatable column if there is any: - wxDataViewColumn *activatableCol = NULL; + // Space toggles activatable items or -- if not activatable -- + // starts inline editing (this is normally done using F2 on + // Windows, but Space is common everywhere else, so use it too + // for greater cross-platform compatibility). - const unsigned cols = GetOwner()->GetColumnCount(); - for ( unsigned i = 0; i < cols; i++ ) - { - wxDataViewColumn *c = GetOwner()->GetColumnAt(i); - if ( c->IsHidden() ) - continue; - if ( c->GetRenderer()->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE ) - { - activatableCol = c; - break; - } - } + const wxDataViewItem item = GetItemByRow(m_currentRow); + + // Activate the current activatable column. If not column is focused (typically + // because the user has full row selected), try to find the first activatable + // column (this would typically be a checkbox and we don't want to force the user + // to set focus on the checkbox column). + wxDataViewColumn *activatableCol = FindColumnForEditing(item, wxDATAVIEW_CELL_ACTIVATABLE); if ( activatableCol ) { - const wxDataViewItem item = GetItemByRow(m_currentRow); - const unsigned colIdx = activatableCol->GetModelColumn(); const wxRect cell_rect = GetOwner()->GetItemRect(item, activatableCol); wxDataViewRenderer *cell = activatableCol->GetRenderer(); cell->PrepareForItem(GetModel(), item, colIdx); - cell->WXOnActivate(cell_rect, GetModel(), item, colIdx); + cell->WXActivateCell(cell_rect, GetModel(), item, colIdx, NULL); + + break; + } + // else: fall through to WXK_F2 handling + } + + case WXK_F2: + if ( event.HasModifiers() ) + { + event.Skip(); + break; + } + else + { + if( !m_selection.empty() ) + { + // Mimic Windows 7 behavior: edit the item that has focus + // if it is selected and the first selected item if focus + // is out of selection. + int sel; + if ( m_selection.Index(m_currentRow) != wxNOT_FOUND ) + sel = m_currentRow; + else + sel = m_selection[0]; + + + const wxDataViewItem item = GetItemByRow(sel); + + // Edit the current column. If no column is focused + // (typically because the user has full row selected), try + // to find the first editable column. + wxDataViewColumn *editableCol = FindColumnForEditing(item, wxDATAVIEW_CELL_EDITABLE); + + if ( editableCol ) + GetOwner()->EditItem(item, editableCol); } } break; @@ -3406,16 +3716,6 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) } break; - case WXK_F2: - { - if( !m_selection.empty() ) - { - // TODO: we need to revise that when we have a concept for a 'current column' - GetOwner()->StartEditor(GetItemByRow(m_selection[0]), 0); - } - } - break; - default: event.Skip(); } @@ -3475,50 +3775,128 @@ void wxDataViewMainWindow::OnVerticalNavigation(unsigned int newCurrent, const w void wxDataViewMainWindow::OnLeftKey() { - if (IsList()) - return; + if ( IsList() ) + { + TryAdvanceCurrentColumn(NULL, /*forward=*/false); + } + else + { + wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); - wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); - if (!node) - return; + if ( TryAdvanceCurrentColumn(node, /*forward=*/false) ) + return; + + // Because TryAdvanceCurrentColumn() return false, we are at the first + // column or using whole-row selection. In this situation, we can use + // the standard TreeView handling of the left key. + if (node->HasChildren() && node->IsOpen()) + { + Collapse(m_currentRow); + } + else + { + // if the node is already closed, we move the selection to its parent + wxDataViewTreeNode *parent_node = node->GetParent(); + + if (parent_node) + { + int parent = GetRowByItem( parent_node->GetItem() ); + if ( parent >= 0 ) + { + unsigned int row = m_currentRow; + SelectRow( row, false); + SelectRow( parent, true ); + ChangeCurrentRow( parent ); + GetOwner()->EnsureVisible( parent, -1 ); + SendSelectionChangedEvent( parent_node->GetItem() ); + } + } + } + } +} - if (node->HasChildren() && node->IsOpen()) +void wxDataViewMainWindow::OnRightKey() +{ + if ( IsList() ) { - Collapse(m_currentRow); + TryAdvanceCurrentColumn(NULL, /*forward=*/true); } - else // if the node is already closed we move the selection to its parent + else { - wxDataViewTreeNode *parent_node = node->GetParent(); + wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); - if (parent_node) + if ( node->HasChildren() ) { - int parent = GetRowByItem( parent_node->GetItem() ); - if ( parent >= 0 ) + if ( !node->IsOpen() ) { + Expand( m_currentRow ); + } + else + { + // if the node is already open, we move the selection to the first child unsigned int row = m_currentRow; - SelectRow( row, false); - SelectRow( parent, true ); - ChangeCurrentRow( parent ); - GetOwner()->EnsureVisible( parent, -1 ); - SendSelectionChangedEvent( parent_node->GetItem() ); + SelectRow( row, false ); + SelectRow( row + 1, true ); + ChangeCurrentRow( row + 1 ); + GetOwner()->EnsureVisible( row + 1, -1 ); + SendSelectionChangedEvent( GetItemByRow(row+1) ); } } + else + { + TryAdvanceCurrentColumn(node, /*forward=*/true); + } } } -void wxDataViewMainWindow::OnRightKey() +bool wxDataViewMainWindow::TryAdvanceCurrentColumn(wxDataViewTreeNode *node, bool forward) { - if (!IsExpanded( m_currentRow )) - Expand( m_currentRow ); - else + if ( GetOwner()->GetColumnCount() == 0 ) + return false; + + if ( !m_useCellFocus ) + return false; + + if ( node ) + { + // navigation shouldn't work in branch nodes without other columns: + if ( node->HasChildren() && !GetModel()->HasContainerColumns(node->GetItem()) ) + return false; + } + + if ( m_currentCol == NULL || !m_currentColSetByKeyboard ) + { + if ( forward ) + { + m_currentCol = GetOwner()->GetColumnAt(1); + m_currentColSetByKeyboard = true; + RefreshRow(m_currentRow); + return true; + } + else + return false; + } + + int idx = GetOwner()->GetColumnIndex(m_currentCol) + (forward ? +1 : -1); + + if ( idx >= (int)GetOwner()->GetColumnCount() ) + return false; + + GetOwner()->EnsureVisible(m_currentRow, idx); + + if ( idx < 1 ) { - unsigned int row = m_currentRow; - SelectRow( row, false ); - SelectRow( row + 1, true ); - ChangeCurrentRow( row + 1 ); - GetOwner()->EnsureVisible( row + 1, -1 ); - SendSelectionChangedEvent( GetItemByRow(row+1) ); + // We are going to the left of the second column. Reset to whole-row + // focus (which means first column would be edited). + m_currentCol = NULL; + RefreshRow(m_currentRow); + return true; } + + m_currentCol = GetOwner()->GetColumnAt(idx); + m_currentColSetByKeyboard = true; + RefreshRow(m_currentRow); + return true; } void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) @@ -3728,31 +4106,15 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) } else if ( current == m_lineLastClicked ) { - bool activated = false; - - if ((!ignore_other_columns) && (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE)) - { - const unsigned colIdx = col->GetModelColumn(); - - cell->PrepareForItem(model, item, colIdx); - - wxRect cell_rect( xpos, GetLineStart( current ), - col->GetWidth(), GetLineHeight( current ) ); - activated = cell->WXOnActivate( cell_rect, model, item, colIdx ); - } - - if ( !activated ) - { - 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(GetModel()); + 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(GetModel()); - parent->ProcessWindowEvent(le); - } + parent->ProcessWindowEvent(le); return; } else @@ -3778,7 +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 ); } @@ -3891,12 +4253,13 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) // Update selection here... m_currentCol = col; + m_currentColSetByKeyboard = false; m_lastOnSame = !simulateClick && ((col == oldCurrentCol) && (current == oldCurrentRow)) && oldWasSelected; - // Call LeftClick after everything else as under GTK+ - if (cell->GetMode() & wxDATAVIEW_CELL_ACTIVATABLE) + // Call ActivateCell() after everything else as under GTK+ + if ( IsCellEditableInMode(item, col, wxDATAVIEW_CELL_ACTIVATABLE) ) { // notify cell about click cell->PrepareForItem(model, item, col->GetModelColumn()); @@ -3936,14 +4299,19 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) } } - wxPoint pos( event.GetPosition() ); - pos.x -= rectItem.x; - pos.y -= rectItem.y; - - m_owner->CalcUnscrolledPosition( pos.x, pos.y, &pos.x, &pos.y ); - - /* ignore ret */ cell->WXOnLeftClick( pos, cell_rect, - model, item, col->GetModelColumn()); + wxMouseEvent event2(event); + event2.m_x -= rectItem.x; + event2.m_y -= rectItem.y; + m_owner->CalcUnscrolledPosition(event2.m_x, event2.m_y, &event2.m_x, &event2.m_y); + + /* ignore ret */ cell->WXActivateCell + ( + cell_rect, + model, + item, + col->GetModelColumn(), + &event2 + ); } } } @@ -3968,6 +4336,25 @@ void wxDataViewMainWindow::OnKillFocus( wxFocusEvent &event ) event.Skip(); } +void wxDataViewMainWindow::OnColumnsCountChanged() +{ + int editableCount = 0; + + const unsigned cols = GetOwner()->GetColumnCount(); + for ( unsigned i = 0; i < cols; i++ ) + { + wxDataViewColumn *c = GetOwner()->GetColumnAt(i); + if ( c->IsHidden() ) + continue; + if ( c->GetRenderer()->GetMode() != wxDATAVIEW_CELL_INERT ) + editableCount++; + } + + m_useCellFocus = (editableCount > 1); + + UpdateDisplay(); +} + //----------------------------------------------------------------------------- // wxDataViewCtrl //----------------------------------------------------------------------------- @@ -4188,7 +4575,7 @@ void wxDataViewCtrl::OnColumnsCountChanged() if (m_headerArea) m_headerArea->SetColumnCount(GetColumnCount()); - m_clientArea->UpdateDisplay(); + m_clientArea->OnColumnsCountChanged(); } void wxDataViewCtrl::DoSetExpanderColumn() @@ -4256,16 +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) @@ -4275,32 +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 @@ -4395,6 +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; @@ -4405,7 +4816,11 @@ bool wxDataViewCtrl::ClearColumns() SetExpanderColumn(NULL); m_cols.Clear(); m_colsBestWidths.clear(); + + m_clientArea->ClearCurrentColumn(); + OnColumnsCountChanged(); + return true; } @@ -4448,7 +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++ ) { @@ -4458,25 +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 @@ -4503,6 +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(); @@ -4591,6 +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); @@ -4681,18 +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; - - wxDataViewRenderer* renderer = col->GetRenderer(); - if (renderer->GetMode() != wxDATAVIEW_CELL_EDITABLE) - return; + wxCHECK_RET( item.IsOk(), "invalid item" ); + wxCHECK_RET( column, "no column provided" ); - const wxRect itemRect = GetItemRect(item, col); - renderer->StartEditing(item, itemRect); + m_clientArea->StartEditing(item, column); } #endif // !wxUSE_GENERICDATAVIEWCTRL