X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/76b92fa5c75d542c44dcccd551e432fbad660fda..07aaf32633ecf18ec3edfbb41793a112914792d0:/src/generic/datavgen.cpp?ds=sidebyside diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp index 6f44e1d13e..def4fb5877 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 @@ -80,9 +80,48 @@ static const int EXPANDER_OFFSET = 1; // For the generic implementation, both the leaf nodes and the nodes are sorted for // fast search when needed static wxDataViewModel* g_model; -static int g_column = -2; + +// The column is either the index of the column to be used for sorting or one +// of the special values in this enum: +enum +{ + // Sort when we're thawed later. + SortColumn_OnThaw = -3, + + // Don't sort at all. + SortColumn_None = -2, + + // Sort using the model default sort order. + SortColumn_Default = -1 +}; + +static int g_column = SortColumn_None; static bool g_asending = true; +// ---------------------------------------------------------------------------- +// helper functions +// ---------------------------------------------------------------------------- + +namespace +{ + +// Return the expander column or, if it is not set, the first column and also +// set it as the expander one for the future. +wxDataViewColumn* GetExpanderColumnOrFirstOne(wxDataViewCtrl* dataview) +{ + wxDataViewColumn* expander = dataview->GetExpanderColumn(); + if (!expander) + { + // TODO-RTL: last column for RTL support + expander = dataview->GetColumnAt( 0 ); + dataview->SetExpanderColumn(expander); + } + + return expander; +} + +} // anonymous namespace + //----------------------------------------------------------------------------- // wxDataViewColumn //----------------------------------------------------------------------------- @@ -122,6 +161,30 @@ void wxDataViewColumn::UpdateDisplay() } } +void wxDataViewColumn::SetSortOrder(bool ascending) +{ + if ( !m_owner ) + return; + + // First unset the old sort column if any. + int oldSortKey = m_owner->GetSortingColumnIndex(); + if ( oldSortKey != wxNOT_FOUND ) + { + m_owner->GetColumn(oldSortKey)->UnsetAsSortKey(); + } + + // Now set this one as the new sort column. + const int idx = m_owner->GetColumnIndex(this); + m_owner->SetSortingColumnIndex(idx); + + m_sort = true; + m_sortAscending = ascending; + + // Call this directly instead of using UpdateDisplay() as we already have + // the column index, no need to look it up again. + m_owner->OnColumnChange(idx); +} + //----------------------------------------------------------------------------- // wxDataViewHeaderWindow //----------------------------------------------------------------------------- @@ -197,16 +260,7 @@ private: } else // not using this column for sorting yet { - // first unset the old sort column if any - int oldSortKey = owner->GetSortingColumnIndex(); - if ( oldSortKey != wxNOT_FOUND ) - { - owner->GetColumn(oldSortKey)->UnsetAsSortKey(); - owner->OnColumnChange(oldSortKey); - } - - owner->SetSortingColumnIndex(idx); - col->SetAsSortKey(); + col->SetSortOrder(true); } wxDataViewModel * const model = owner->GetModel(); @@ -283,8 +337,8 @@ class wxDataViewTreeNode { public: wxDataViewTreeNode(wxDataViewTreeNode *parent, const wxDataViewItem& item) - : m_item(item), - m_parent(parent), + : m_parent(parent), + m_item(item), m_branchData(NULL) { } @@ -308,7 +362,7 @@ public: static wxDataViewTreeNode* CreateRootNode() { wxDataViewTreeNode *n = new wxDataViewTreeNode(NULL, wxDataViewItem()); - n->SetHasChildren(true); + n->m_branchData = new BranchNodeData; n->m_branchData->open = true; return n; } @@ -339,6 +393,22 @@ 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; } @@ -361,6 +431,11 @@ public: void ToggleOpen() { + // We do not allow the (invisible) root node to be collapsed because + // there is no way to expand it again. + if ( !m_parent ) + return; + wxCHECK_RET( m_branchData != NULL, "can't open leaf node" ); int sum = 0; @@ -391,6 +466,11 @@ public: void SetHasChildren(bool has) { + // The invisible root item always has children, so ignore any attempts + // to change this. + if ( !m_parent ) + return; + if ( !has ) { wxDELETE(m_branchData); @@ -516,16 +596,39 @@ public: UpdateDisplay(); } + // Override the base class method to resort if needed, i.e. if + // SortPrepare() was called -- and ignored -- while we were frozen. + virtual void DoThaw() + { + if ( g_column == SortColumn_OnThaw ) + { + Resort(); + g_column = SortColumn_None; + } + + wxWindow::DoThaw(); + } + void SortPrepare() { g_model = GetModel(); + + // Avoid sorting while the window is frozen, this allows to quickly add + // many items without resorting after each addition and only resort + // them all at once when the window is finally thawed, see above. + if ( IsFrozen() ) + { + g_column = SortColumn_OnThaw; + return; + } + wxDataViewColumn* col = GetOwner()->GetSortingColumn(); if( !col ) { if (g_model->HasDefaultCompare()) - g_column = -1; + g_column = SortColumn_Default; else - g_column = -2; + g_column = SortColumn_None; g_asending = true; return; @@ -545,8 +648,9 @@ 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 OnVerticalNavigation(int delta, const wxKeyEvent& event); void OnLeftKey(); void OnRightKey(); void OnMouse( wxMouseEvent &event ); @@ -565,6 +669,10 @@ 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; } @@ -577,7 +685,7 @@ 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 ) @@ -607,11 +715,17 @@ 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; } + int GetDefaultRowHeight() const; // 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(); @@ -634,18 +748,26 @@ 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; @@ -659,6 +781,8 @@ private: bool m_lastOnSame; bool m_hasFocus; + bool m_useCellFocus; + bool m_currentColSetByKeyboard; #if wxUSE_DRAG_AND_DROP int m_dragCount; @@ -691,6 +815,12 @@ 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() @@ -926,11 +1056,13 @@ bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state 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()); + // Ensure that the check boxes always have at least the minimal required + // size, otherwise DrawCheckBox() doesn't really work well. If this size is + // greater than the cell size, the checkbox will be truncated but this is a + // lesser evil. + wxSize size = cell.GetSize(); + size.IncTo(GetSize()); + cell.SetSize(size); wxRendererNative::Get().DrawCheckBox( GetOwner()->GetOwner(), @@ -941,31 +1073,21 @@ 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) -{ - // 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) +bool wxDataViewToggleRenderer::WXActivateCell(const wxRect& WXUNUSED(cell), + wxDataViewModel *model, + const wxDataViewItem& item, + unsigned int col, + const wxMouseEvent *mouseEvent) { - 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 @@ -1031,113 +1153,6 @@ 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 // --------------------------------------------------------- @@ -1223,7 +1238,17 @@ bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl( wxWindow *editor, wxVar { wxTextCtrl *text = (wxTextCtrl*) editor; - wxDataViewIconText iconText(text->GetValue(), m_value.GetIcon()); + // The icon can't be edited so get its old value and reuse it. + wxVariant valueOld; + wxDataViewColumn* const col = GetOwner(); + GetView()->GetModel()->GetValue(valueOld, m_item, col->GetModelColumn()); + + wxDataViewIconText iconText; + iconText << valueOld; + + // But replace the text with the value entered by user. + iconText.SetText(text->GetValue()); + value << iconText; return true; } @@ -1390,6 +1415,7 @@ 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() @@ -1401,14 +1427,17 @@ 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_currentRow = 0; - - m_lineHeight = wxMax( 17, GetCharHeight() + 2 ); // 17 = mini icon height + 1 + m_currentColSetByKeyboard = false; + m_useCellFocus = false; + m_currentRow = (unsigned)-1; + m_lineHeight = GetDefaultRowHeight(); #if wxUSE_DRAG_AND_DROP m_dragCount = 0; @@ -1451,6 +1480,20 @@ wxDataViewMainWindow::~wxDataViewMainWindow() } +int wxDataViewMainWindow::GetDefaultRowHeight() const +{ +#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 ) + return wxMax(16, GetCharHeight()) + 6; // 16 = mini icon height + else +#endif // __WXMSW__ + return wxMax(16, GetCharHeight()) + 1; // 16 = mini icon height +} + + + #if wxUSE_DRAG_AND_DROP bool wxDataViewMainWindow::EnableDragSource( const wxDataFormat &format ) { @@ -1504,6 +1547,7 @@ wxDragResult wxDataViewMainWindow::OnDragOver( wxDataFormat format, wxCoord x, event.SetItem( item ); event.SetModel( model ); event.SetDataFormat( format ); + event.SetDropEffect( def ); if (!m_owner->HandleWindowEvent( event )) { RemoveDropHint(); @@ -1580,6 +1624,7 @@ wxDragResult wxDataViewMainWindow::OnData( wxDataFormat format, wxCoord x, wxCoo event.SetDataFormat( format ); event.SetDataSize( obj->GetSize() ); event.SetDataBuffer( obj->GetData() ); + event.SetDropEffect( def ); if (!m_owner->HandleWindowEvent( event )) return wxDragNone; @@ -1627,14 +1672,8 @@ wxBitmap wxDataViewMainWindow::CreateItemBitmap( unsigned int row, int &indent ) wxDataViewModel *model = m_owner->GetModel(); - wxDataViewColumn *expander = GetOwner()->GetExpanderColumn(); - if (!expander) - { - // TODO-RTL: last column for RTL support - expander = GetOwner()->GetColumnAt( 0 ); - GetOwner()->SetExpanderColumn(expander); - } - + wxDataViewColumn * const + expander = GetExpanderColumnOrFirstOne(GetOwner()); int x = 0; for (col = 0; col < cols; col++) @@ -1669,16 +1708,51 @@ 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(); wxAutoBufferedPaintDC dc( this ); -#ifdef __WXMSW__ dc.SetBrush(GetOwner()->GetBackgroundColour()); dc.SetPen( *wxTRANSPARENT_PEN ); dc.DrawRectangle(GetClientSize()); -#endif if ( IsEmpty() ) { @@ -1745,6 +1819,37 @@ 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) ) { @@ -1787,23 +1892,97 @@ 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 + ); + } + } } } @@ -1818,13 +1997,8 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) } #endif // wxUSE_DRAG_AND_DROP - wxDataViewColumn *expander = GetOwner()->GetExpanderColumn(); - if (!expander) - { - // TODO-RTL: last column for RTL support - expander = GetOwner()->GetColumnAt( 0 ); - GetOwner()->SetExpanderColumn(expander); - } + wxDataViewColumn * const + expander = GetExpanderColumnOrFirstOne(GetOwner()); // redraw all cells for all rows which must be repainted and all columns wxRect cell_rect; @@ -1854,7 +2028,7 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) // Skip all columns of "container" rows except the expander // column itself unless HasContainerColumns() overrides this. - if ( col != GetOwner()->GetExpanderColumn() && + if ( col != expander && model->IsContainer(dataitem) && !model->HasContainerColumns(dataitem) ) continue; @@ -1870,6 +2044,11 @@ 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)) @@ -1923,7 +2102,7 @@ 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 @@ -1942,6 +2121,28 @@ 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 @@ -1955,9 +2156,25 @@ 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(); + } } //----------------------------------------------------------------------------- @@ -2027,17 +2244,59 @@ 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; } @@ -2086,7 +2345,7 @@ 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(); @@ -2117,7 +2376,7 @@ 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: @@ -2133,7 +2392,17 @@ bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, // If this was the last child to be removed, it's possible the parent // node became a leaf. Let's ask the model about it. if ( parentNode->GetChildNodes().empty() ) - parentNode->SetHasChildren(GetModel()->IsContainer(parent)); + { + bool isContainer = GetModel()->IsContainer(parent); + parentNode->SetHasChildren(isContainer); + if ( isContainer ) + { + // If it's still a container, make sure we show "+" icon for it + // and not "-" one as there is nothing to collapse any more. + if ( parentNode->IsOpen() ) + parentNode->ToggleOpen(); + } + } // Update selection by removing 'item' and its entire children tree from the selection. if ( !m_selection.empty() ) @@ -2174,7 +2443,7 @@ bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, } // Change the current row to the last row if the current exceed the max row number - if( m_currentRow > GetRowCount() ) + if ( m_currentRow >= GetRowCount() ) ChangeCurrentRow(m_count - 1); GetOwner()->InvalidateColBestWidths(); @@ -2248,9 +2517,17 @@ bool wxDataViewMainWindow::Cleared() { DestroyTree(); m_selection.Clear(); + m_currentRow = (unsigned)-1; - SortPrepare(); - BuildTree( GetModel() ); + if (GetModel()) + { + SortPrepare(); + BuildTree( GetModel() ); + } + else + { + m_count = 0; + } GetOwner()->InvalidateColBestWidths(); UpdateDisplay(); @@ -2310,7 +2587,7 @@ 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(); @@ -2384,12 +2661,14 @@ 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; } @@ -2769,6 +3048,9 @@ wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row) co { wxASSERT( !IsVirtualList() ); + if ( row == (unsigned)-1 ) + return NULL; + RowToTreeNodeJob job( row , -2, m_root ); Walker( m_root , job ); return job.GetResult(); @@ -2776,15 +3058,20 @@ 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 @@ -2843,44 +3130,44 @@ void wxDataViewMainWindow::Expand( unsigned int row ) if (!node->HasChildren()) return; - if (!node->IsOpen()) - { - if ( !SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, node->GetItem()) ) - { - // Vetoed by the event handler. - return; - } + if (!node->IsOpen()) + { + if ( !SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, node->GetItem()) ) + { + // Vetoed by the event handler. + return; + } - node->ToggleOpen(); + node->ToggleOpen(); - // build the children of current node - if( node->GetChildNodes().empty() ) - { - SortPrepare(); - ::BuildTreeHelper(GetModel(), node->GetItem(), node); - } + // build the children of current node + if( node->GetChildNodes().empty() ) + { + SortPrepare(); + ::BuildTreeHelper(GetModel(), node->GetItem(), node); + } - // By expanding the node all row indices that are currently in the selection list - // and are greater than our node have become invalid. So we have to correct that now. - const unsigned rowAdjustment = node->GetSubTreeCount(); - for(unsigned i=0; iGetSubTreeCount(); + for(unsigned i=0; i row) - ChangeCurrentRow(m_currentRow + rowAdjustment); + if(m_currentRow > row) + ChangeCurrentRow(m_currentRow + rowAdjustment); - m_count = -1; - UpdateDisplay(); - // Send the expanded event - SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem()); - } + m_count = -1; + UpdateDisplay(); + // Send the expanded event + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem()); + } } void wxDataViewMainWindow::Collapse(unsigned int row) @@ -3086,7 +3373,8 @@ 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 (!IsList() && (column == 0 || GetOwner()->GetExpanderColumn() == column) ) + if (!IsList() && + (column == 0 || GetExpanderColumnOrFirstOne(GetOwner()) == column) ) { wxDataViewTreeNode* node = GetTreeNodeByRow(row); indent = GetOwner()->GetIndent() * node->GetIndentLevel(); @@ -3104,7 +3392,7 @@ wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, return itemRect; } -int wxDataViewMainWindow::RecalculateCount() +int wxDataViewMainWindow::RecalculateCount() const { if (IsVirtualList()) { @@ -3248,6 +3536,103 @@ 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(); @@ -3275,10 +3660,16 @@ 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); @@ -3294,45 +3685,79 @@ 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; case WXK_UP: - if ( m_currentRow > 0 ) - OnVerticalNavigation( m_currentRow - 1, event ); + OnVerticalNavigation( -1, event ); break; case WXK_DOWN: - if ( m_currentRow + 1 < GetRowCount() ) - OnVerticalNavigation( m_currentRow + 1, event ); + OnVerticalNavigation( +1, event ); break; // Add the process for tree expanding/collapsing case WXK_LEFT: @@ -3344,47 +3769,19 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) break; case WXK_END: - { - if (!IsEmpty()) - OnVerticalNavigation( GetRowCount() - 1, event ); + OnVerticalNavigation( +(int)GetRowCount(), event ); break; - } + case WXK_HOME: - if (!IsEmpty()) - OnVerticalNavigation( 0, event ); + OnVerticalNavigation( -(int)GetRowCount(), event ); break; case WXK_PAGEUP: - { - int steps = pageSize - 1; - int index = m_currentRow - steps; - if (index < 0) - index = 0; - - OnVerticalNavigation( index, event ); - } + OnVerticalNavigation( -(pageSize - 1), event ); break; case WXK_PAGEDOWN: - { - int steps = pageSize - 1; - unsigned int index = m_currentRow + steps; - unsigned int count = GetRowCount(); - if ( index >= count ) - index = count - 1; - - OnVerticalNavigation( index, 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); - } - } + OnVerticalNavigation( +(pageSize - 1), event ); break; default: @@ -3392,16 +3789,24 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) } } -void wxDataViewMainWindow::OnVerticalNavigation(unsigned int newCurrent, const wxKeyEvent& event) +void wxDataViewMainWindow::OnVerticalNavigation(int delta, const wxKeyEvent& event) { - wxCHECK_RET( newCurrent < GetRowCount(), - wxT("invalid item index in OnVerticalNavigation()") ); - // if there is no selection, we cannot move it anywhere - if (!HasCurrentRow()) + if (!HasCurrentRow() || IsEmpty()) return; + int newRow = (int)m_currentRow + delta; + + // let's keep the new row inside the allowed range + if ( newRow < 0 ) + newRow = 0; + + const int rowCount = (int)GetRowCount(); + if ( newRow >= rowCount ) + newRow = rowCount - 1; + unsigned int oldCurrent = m_currentRow; + unsigned int newCurrent = (unsigned int)newRow; // in single selection we just ignore Shift as we can't select several // items anyhow @@ -3446,50 +3851,132 @@ 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); + if ( !node ) + return; - wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); - if (!node) - return; + if ( TryAdvanceCurrentColumn(node, /*forward=*/false) ) + return; - if (node->HasChildren() && node->IsOpen()) + // 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() ); + } + } + } + } +} + +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 ( !node ) + return; - 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 ) @@ -3501,9 +3988,13 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) return; } - // set the focus to ourself if any of the mouse buttons are pressed - if(event.ButtonDown() && !HasFocus()) - SetFocus(); + if(event.ButtonDown()) + { + // Not skipping button down events would prevent the system from + // setting focus to this window as most (all?) of them do by default, + // so skip it to enable default handling. + event.Skip(); + } int x = event.GetX(); int y = event.GetY(); @@ -3526,27 +4017,60 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) } xpos += c->GetWidth(); } - if (!col) + + wxDataViewModel* const model = GetModel(); + + const unsigned int current = GetLineAt( y ); + const wxDataViewItem item = GetItemByRow(current); + + // Handle right clicking here, before everything else as context menu + // events should be sent even when we click outside of any item, unlike all + // the other ones. + if (event.RightUp()) { - event.Skip(); + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, parent->GetId()); + le.SetEventObject(parent); + le.SetModel(model); + + if ( item.IsOk() && col ) + { + le.SetItem( item ); + le.SetColumn( col->GetModelColumn() ); + le.SetDataViewColumn( col ); + } + + parent->ProcessWindowEvent(le); return; } - wxDataViewRenderer *cell = col->GetRenderer(); - unsigned int current = GetLineAt( y ); - if ((current >= GetRowCount()) || (x > GetEndOfLastCol())) + // Check if we clicked outside the item area. + if ((current >= GetRowCount()) || !col) { - // Unselect all if below the last row ? + // Follow Windows convention here: clicking either left or right (but + // not middle) button clears the existing selection. + if (m_owner && (event.LeftDown() || event.RightDown())) + { + if (!GetSelections().empty()) + { + m_owner->UnselectAll(); + SendSelectionChangedEvent(wxDataViewItem()); + } + } event.Skip(); return; } + wxDataViewRenderer *cell = col->GetRenderer(); + wxDataViewColumn* const + expander = GetExpanderColumnOrFirstOne(GetOwner()); + // Test whether the mouse is hovering over the expander (a.k.a tree "+" // button) and also determine the offset of the real cell start, skipping // the indentation and the expander itself. bool hoverOverExpander = false; int itemOffset = 0; - if ((!IsList()) && (GetOwner()->GetExpanderColumn() == col)) + if ((!IsList()) && (expander == col)) { wxDataViewTreeNode * node = GetTreeNodeByRow(current); @@ -3593,8 +4117,6 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) } } - wxDataViewModel *model = GetModel(); - #if wxUSE_DRAG_AND_DROP if (event.Dragging()) { @@ -3616,12 +4138,12 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) m_owner->CalcUnscrolledPosition( m_dragStart.x, m_dragStart.y, &m_dragStart.x, &m_dragStart.y ); unsigned int drag_item_row = GetLineAt( m_dragStart.y ); - wxDataViewItem item = GetItemByRow( drag_item_row ); + wxDataViewItem itemDragged = GetItemByRow( drag_item_row ); // Notify cell about drag wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() ); event.SetEventObject( m_owner ); - event.SetItem( item ); + event.SetItem( itemDragged ); event.SetModel( model ); if (!m_owner->HandleWindowEvent( event )) return; @@ -3635,7 +4157,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) wxDataViewDropSource drag( this, drag_item_row ); drag.SetData( *obj ); - /* wxDragResult res = */ drag.DoDragDrop(); + /* wxDragResult res = */ drag.DoDragDrop(event.GetDragFlags()); delete obj; } return; @@ -3654,9 +4176,8 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) m_lastOnSame = false; } - wxDataViewItem item = GetItemByRow(current); bool ignore_other_columns = - ((GetOwner()->GetExpanderColumn() != col) && + ((expander != col) && (model->IsContainer(item)) && (!model->HasContainerColumns(item))); @@ -3669,31 +4190,15 @@ 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()); - - parent->ProcessWindowEvent(le); - } + 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); return; } else @@ -3719,7 +4224,7 @@ 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 ); } @@ -3754,20 +4259,6 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) SendSelectionChangedEvent(GetItemByRow( m_currentRow ) ); } } - else if (event.RightUp()) - { - wxVariant value; - model->GetValue( value, item, col->GetModelColumn() ); - 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(GetModel()); - le.SetValue(value); - parent->ProcessWindowEvent(le); - } else if (event.MiddleDown()) { } @@ -3846,12 +4337,20 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) // Update selection here... m_currentCol = col; - + m_currentColSetByKeyboard = false; + + // This flag is used to decide whether we should start editing the item + // label. We do it if the user clicks twice (but not double clicks, + // i.e. simulateClick is false) on the same item but not if the click + // was used for something else already, e.g. selecting the item (so it + // must have been already selected) or giving the focus to the control + // (so it must have had focus already). m_lastOnSame = !simulateClick && ((col == oldCurrentCol) && - (current == oldCurrentRow)) && oldWasSelected; + (current == oldCurrentRow)) && oldWasSelected && + HasFocus(); - // 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()); @@ -3891,14 +4390,19 @@ 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 + ); } } } @@ -3923,6 +4427,25 @@ 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 //----------------------------------------------------------------------------- @@ -3952,6 +4475,7 @@ void wxDataViewCtrl::Init() m_sortingColumnIdx = wxNOT_FOUND; m_headerArea = NULL; + m_clientArea = NULL; m_colsDirty = false; } @@ -4065,18 +4589,53 @@ void wxDataViewCtrl::SetFocus() m_clientArea->SetFocus(); } +bool wxDataViewCtrl::SetFont(const wxFont & font) +{ + if (!wxControl::SetFont(font)) + return false; + + if (m_headerArea) + m_headerArea->SetFont(font); + + if (m_clientArea) + { + m_clientArea->SetFont(font); + m_clientArea->SetRowHeight(m_clientArea->GetDefaultRowHeight()); + } + + if (m_headerArea || m_clientArea) + { + InvalidateColBestWidths(); + Layout(); + } + + return true; +} + + + bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model ) { if (!wxDataViewCtrlBase::AssociateModel( model )) return false; - m_notifier = new wxGenericDataViewModelNotifier( m_clientArea ); - - model->AddNotifier( m_notifier ); + if (model) + { + m_notifier = new wxGenericDataViewModelNotifier( m_clientArea ); + model->AddNotifier( m_notifier ); + } + else if (m_notifier) + { + m_notifier->Cleared(); + m_notifier = NULL; + } m_clientArea->DestroyTree(); - m_clientArea->BuildTree(model); + if (model) + { + m_clientArea->BuildTree(model); + } m_clientArea->UpdateDisplay(); @@ -4103,7 +4662,7 @@ bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col ) return false; m_cols.Append( col ); - m_colsBestWidths.push_back(0); + m_colsBestWidths.push_back(CachedColWidthInfo()); OnColumnsCountChanged(); return true; } @@ -4114,7 +4673,7 @@ bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col ) return false; m_cols.Insert( col ); - m_colsBestWidths.insert(m_colsBestWidths.begin(), 0); + m_colsBestWidths.insert(m_colsBestWidths.begin(), CachedColWidthInfo()); OnColumnsCountChanged(); return true; } @@ -4125,7 +4684,7 @@ bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col ) return false; m_cols.Insert( pos, col ); - m_colsBestWidths.insert(m_colsBestWidths.begin() + pos, 0); + m_colsBestWidths.insert(m_colsBestWidths.begin() + pos, CachedColWidthInfo()); OnColumnsCountChanged(); return true; } @@ -4143,7 +4702,7 @@ void wxDataViewCtrl::OnColumnsCountChanged() if (m_headerArea) m_headerArea->SetColumnCount(GetColumnCount()); - m_clientArea->UpdateDisplay(); + m_clientArea->OnColumnsCountChanged(); } void wxDataViewCtrl::DoSetExpanderColumn() @@ -4200,8 +4759,8 @@ int wxDataViewCtrl::GetColumnIndex(const wxDataViewColumn *column) const unsigned int wxDataViewCtrl::GetBestColumnWidth(int idx) const { - if ( m_colsBestWidths[idx] != 0 ) - return m_colsBestWidths[idx]; + if ( m_colsBestWidths[idx].width != 0 ) + return m_colsBestWidths[idx].width; const int count = m_clientArea->GetRowCount(); wxDataViewColumn *column = GetColumn(idx); @@ -4211,16 +4770,25 @@ 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) @@ -4230,32 +4798,45 @@ 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()); + + calculator.UpdateWithWidth(column->GetMinWidth()); 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 @@ -4329,7 +4910,7 @@ unsigned int wxDataViewCtrl::GetBestColumnWidth(int idx) const if ( max_width > 0 ) max_width += 2 * PADDING_RIGHTLEFT; - const_cast(this)->m_colsBestWidths[idx] = max_width; + const_cast(this)->m_colsBestWidths[idx].width = max_width; return max_width; } @@ -4350,6 +4931,10 @@ 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; @@ -4357,20 +4942,27 @@ bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column ) bool wxDataViewCtrl::ClearColumns() { + SetExpanderColumn(NULL); m_cols.Clear(); m_colsBestWidths.clear(); + + m_clientArea->ClearCurrentColumn(); + OnColumnsCountChanged(); + return true; } void wxDataViewCtrl::InvalidateColBestWidth(int idx) { - m_colsBestWidths[idx] = 0; + m_colsBestWidths[idx].width = 0; + m_colsBestWidths[idx].dirty = true; m_colsDirty = true; } void wxDataViewCtrl::InvalidateColBestWidths() { + // mark all columns as dirty: m_colsBestWidths.clear(); m_colsBestWidths.resize(m_cols.size()); m_colsDirty = true; @@ -4378,14 +4970,27 @@ void wxDataViewCtrl::InvalidateColBestWidths() void wxDataViewCtrl::UpdateColWidths() { + m_colsDirty = false; + if ( !m_headerArea ) return; const unsigned len = m_colsBestWidths.size(); for ( unsigned i = 0; i < len; i++ ) { - if ( m_colsBestWidths[i] == 0 ) + // Note that we have to have an explicit 'dirty' flag here instead of + // checking if the width==0, as is done in GetBestColumnWidth(). + // + // Testing width==0 wouldn't work correctly if some code called + // GetWidth() after col. width invalidation but before + // wxDataViewCtrl::UpdateColWidths() was called at idle time. This + // would result in the header's column width getting out of sync with + // the control itself. + if ( m_colsBestWidths[i].dirty ) + { m_headerArea->UpdateColumn(i); + m_colsBestWidths[i].dirty = false; + } } } @@ -4394,15 +4999,11 @@ void wxDataViewCtrl::OnInternalIdle() wxDataViewCtrlBase::OnInternalIdle(); if ( m_colsDirty ) - { - m_colsDirty = false; UpdateColWidths(); - } } int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const { -#if 1 unsigned int len = GetColumnCount(); for ( unsigned int i = 0; i < len; i++ ) { @@ -4412,25 +5013,6 @@ 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 @@ -4457,6 +5039,11 @@ void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item) } } +wxDataViewColumn *wxDataViewCtrl::GetCurrentColumn() const +{ + return m_clientArea->GetCurrentColumn(); +} + int wxDataViewCtrl::GetSelectedItemsCount() const { return m_clientArea->GetSelections().size(); @@ -4545,6 +5132,11 @@ 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); @@ -4617,14 +5209,20 @@ void wxDataViewCtrl::Expand( const wxDataViewItem & item ) int row = m_clientArea->GetRowByItem( item ); if (row != -1) + { m_clientArea->Expand(row); + InvalidateColBestWidths(); + } } void wxDataViewCtrl::Collapse( const wxDataViewItem & item ) { int row = m_clientArea->GetRowByItem( item ); if (row != -1) + { m_clientArea->Collapse(row); + InvalidateColBestWidths(); + } } bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const @@ -4635,18 +5233,12 @@ 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