X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a2d3c415d79ab3a90239b2fcfe9767800e56462d..0cae0a4e1830b34fcc69cc9fa1d04b528c2a1fb4:/src/generic/datavgen.cpp diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp index 6b9456a636..d5c0614e60 100644 --- a/src/generic/datavgen.cpp +++ b/src/generic/datavgen.cpp @@ -3,7 +3,6 @@ // Purpose: wxDataViewCtrl generic implementation // Author: Robert Roebling // Modified by: Francesco Montorsi, Guru Kathiresan, Bo Yang -// Id: $Id$ // Copyright: (c) 1998 Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -38,7 +37,6 @@ #endif #include "wx/stockitem.h" -#include "wx/calctrl.h" #include "wx/popupwin.h" #include "wx/renderer.h" #include "wx/dcbuffer.h" @@ -49,6 +47,7 @@ #include "wx/headerctrl.h" #include "wx/dnd.h" #include "wx/stopwatch.h" +#include "wx/weakref.h" //----------------------------------------------------------------------------- // classes @@ -80,9 +79,48 @@ 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 +160,40 @@ void wxDataViewColumn::UpdateDisplay() } } +void wxDataViewColumn::UnsetAsSortKey() +{ + m_sort = false; + + if ( m_owner ) + m_owner->SetSortingColumnIndex(wxNOT_FOUND); + + 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 //----------------------------------------------------------------------------- @@ -169,14 +241,14 @@ private: // for events created by wxDataViewHeaderWindow the // row / value fields are not valid - return owner->GetEventHandler()->ProcessEvent(event); + return owner->ProcessWindowEvent(event); } void OnClick(wxHeaderCtrlEvent& event) { const unsigned idx = event.GetColumn(); - if ( SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, idx) ) + if ( SendEvent(wxEVT_DATAVIEW_COLUMN_HEADER_CLICK, idx) ) return; // default handling for the column click is to sort by this column or @@ -197,16 +269,7 @@ 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(); @@ -215,12 +278,12 @@ private: owner->OnColumnChange(idx); - SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, idx); + SendEvent(wxEVT_DATAVIEW_COLUMN_SORTED, idx); } void OnRClick(wxHeaderCtrlEvent& event) { - if ( !SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, + if ( !SendEvent(wxEVT_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, event.GetColumn()) ) event.Skip(); } @@ -283,8 +346,8 @@ 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 +371,7 @@ 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; } @@ -321,12 +384,13 @@ public: return m_branchData->children; } - void AddChild( wxDataViewTreeNode * node ) + void InsertChild(wxDataViewTreeNode *node, unsigned index) { if ( !m_branchData ) m_branchData = new BranchNodeData; - m_branchData->children.Add( node ); + m_branchData->children.Insert(node, index); + // TODO: insert into sorted array directly in O(log n) instead of resorting in O(n log n) if (g_column >= -1) m_branchData->children.Sort( &wxGenericTreeModelNodeCmp ); @@ -338,6 +402,22 @@ 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; } @@ -360,6 +440,11 @@ 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; @@ -390,6 +475,11 @@ 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); @@ -515,20 +605,50 @@ 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(); + wxDataViewColumn* col = GetOwner()->GetSortingColumn(); if( !col ) { if (g_model->HasDefaultCompare()) - g_column = -1; + { + // See below for the explanation of IsFrozen() test. + if ( IsFrozen() ) + g_column = SortColumn_OnThaw; + else + g_column = SortColumn_Default; + } else - g_column = -2; + g_column = SortColumn_None; g_asending = true; return; } + + // 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; + } + g_column = col->GetModelColumn(); g_asending = col->IsSortOrderAscending(); } @@ -544,8 +664,11 @@ public: wxBitmap CreateItemBitmap( unsigned int row, int &indent ); #endif // wxUSE_DRAG_AND_DROP void OnPaint( wxPaintEvent &event ); - void OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event); + void OnCharHook( wxKeyEvent &event ); void OnChar( wxKeyEvent &event ); + void OnVerticalNavigation(int delta, const wxKeyEvent& event); + void OnLeftKey(); + void OnRightKey(); void OnMouse( wxMouseEvent &event ); void OnSetFocus( wxFocusEvent &event ); void OnKillFocus( wxFocusEvent &event ); @@ -562,6 +685,10 @@ 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; } @@ -574,7 +701,7 @@ 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 ) @@ -604,11 +731,17 @@ 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(); @@ -631,18 +764,26 @@ 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(); - int RecalculateCount(); + // 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); + +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; @@ -656,6 +797,8 @@ private: bool m_lastOnSame; bool m_hasFocus; + bool m_useCellFocus; + bool m_currentColSetByKeyboard; #if wxUSE_DRAG_AND_DROP int m_dragCount; @@ -688,6 +831,12 @@ 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() @@ -872,7 +1021,7 @@ bool wxDataViewBitmapRenderer::GetValue( wxVariant& WXUNUSED(value) ) const bool wxDataViewBitmapRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) { if (m_bitmap.IsOk()) - dc->DrawBitmap( m_bitmap, cell.x, cell.y ); + dc->DrawBitmap( m_bitmap, cell.x, cell.y, true /* use mask */ ); else if (m_icon.IsOk()) dc->DrawIcon( m_icon, cell.x, cell.y ); @@ -923,11 +1072,13 @@ 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(), @@ -938,23 +1089,22 @@ bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state return true; } -bool wxDataViewToggleRenderer::WXOnLeftClick(const wxPoint& cursor, - const wxRect& WXUNUSED(cell), - wxDataViewModel *model, - const wxDataViewItem& item, - unsigned int col) +bool wxDataViewToggleRenderer::WXActivateCell(const wxRect& WXUNUSED(cellRect), + 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; - - 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 @@ -1020,113 +1170,6 @@ 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 // --------------------------------------------------------- @@ -1212,7 +1255,17 @@ 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; } @@ -1379,6 +1432,7 @@ 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() @@ -1390,14 +1444,17 @@ 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; @@ -1440,6 +1497,20 @@ 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 ) { @@ -1488,11 +1559,12 @@ wxDragResult wxDataViewMainWindow::OnDragOver( wxDataFormat format, wxCoord x, wxDataViewModel *model = GetModel(); - wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() ); + wxDataViewEvent event( wxEVT_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() ); event.SetEventObject( m_owner ); event.SetItem( item ); event.SetModel( model ); event.SetDataFormat( format ); + event.SetDropEffect( def ); if (!m_owner->HandleWindowEvent( event )) { RemoveDropHint(); @@ -1531,7 +1603,7 @@ bool wxDataViewMainWindow::OnDrop( wxDataFormat format, wxCoord x, wxCoord y ) wxDataViewModel *model = GetModel(); - wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() ); + wxDataViewEvent event( wxEVT_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() ); event.SetEventObject( m_owner ); event.SetItem( item ); event.SetModel( model ); @@ -1562,13 +1634,14 @@ wxDragResult wxDataViewMainWindow::OnData( wxDataFormat format, wxCoord x, wxCoo wxCustomDataObject *obj = (wxCustomDataObject *) GetDropTarget()->GetDataObject(); - wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP, m_owner->GetId() ); + wxDataViewEvent event( wxEVT_DATAVIEW_ITEM_DROP, m_owner->GetId() ); event.SetEventObject( m_owner ); event.SetItem( item ); event.SetModel( model ); event.SetDataFormat( format ); event.SetDataSize( obj->GetSize() ); event.SetDataBuffer( obj->GetData() ); + event.SetDropEffect( def ); if (!m_owner->HandleWindowEvent( event )) return wxDragNone; @@ -1616,14 +1689,8 @@ 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++) @@ -1658,16 +1725,51 @@ 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() ) { @@ -1691,7 +1793,7 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) // Send the event to wxDataViewCtrl itself. wxWindow * const parent = GetParent(); - wxDataViewEvent cache_event(wxEVT_COMMAND_DATAVIEW_CACHE_HINT, parent->GetId()); + wxDataViewEvent cache_event(wxEVT_DATAVIEW_CACHE_HINT, parent->GetId()); cache_event.SetEventObject(parent); cache_event.SetCache(item_start, item_last - 1); parent->ProcessWindowEvent(cache_event); @@ -1734,6 +1836,37 @@ 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) ) { @@ -1776,23 +1909,97 @@ 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 + ); + } + } } } @@ -1807,13 +2014,8 @@ 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; @@ -1843,7 +2045,7 @@ 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; @@ -1859,6 +2061,11 @@ 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)) @@ -1912,7 +2119,7 @@ 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 @@ -1931,6 +2138,28 @@ 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 @@ -1944,9 +2173,25 @@ 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(); + } } //----------------------------------------------------------------------------- @@ -1959,10 +2204,13 @@ public: virtual ~DoJob() { } // The return value control how the tree-walker tranverse the tree - // 0: Job done, stop tranverse and return - // 1: Ignore the current node's subtree and continue - // 2: Job not done, continue - enum { OK = 0 , IGR = 1, CONT = 2 }; + enum + { + DONE, // Job done, stop traversing and return + SKIP_SUBTREE, // Ignore the current node's subtree and continue + CONTINUE // Job not done, continue + }; + virtual int operator() ( wxDataViewTreeNode * node ) = 0; }; @@ -1972,11 +2220,11 @@ bool Walker( wxDataViewTreeNode * node, DoJob & func ) switch( func( node ) ) { - case DoJob::OK: + case DoJob::DONE: return true; - case DoJob::IGR: + case DoJob::SKIP_SUBTREE: return false; - case DoJob::CONT: + case DoJob::CONTINUE: break; } @@ -2013,17 +2261,64 @@ bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxData if ( !parentNode ) return false; + 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->AddChild(itemNode); + + 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; } - GetOwner()->UpdateColBestWidths(); + GetOwner()->InvalidateColBestWidths(); UpdateDisplay(); return true; @@ -2067,7 +2362,7 @@ 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(); @@ -2098,7 +2393,7 @@ 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: @@ -2114,9 +2409,19 @@ 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)); - - // Update selection by removing 'item' and its entire children tree from the selection. + { + 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() ) { // we can't call GetRowByItem() on 'item', as it's already deleted, so compute it from @@ -2155,10 +2460,10 @@ 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()->UpdateColBestWidths(); + GetOwner()->InvalidateColBestWidths(); UpdateDisplay(); return true; @@ -2169,15 +2474,15 @@ bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item) SortPrepare(); g_model->Resort(); - GetOwner()->UpdateColBestWidths(); + GetOwner()->InvalidateColBestWidths(); // Send event wxWindow *parent = GetParent(); - wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId()); + wxDataViewEvent le(wxEVT_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId()); le.SetEventObject(parent); le.SetModel(GetModel()); le.SetItem(item); - parent->GetEventHandler()->ProcessEvent(le); + parent->ProcessWindowEvent(le); return true; } @@ -2210,17 +2515,17 @@ bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned i SortPrepare(); g_model->Resort(); - GetOwner()->UpdateColBestWidth(view_column); + GetOwner()->InvalidateColBestWidth(view_column); // Send event wxWindow *parent = GetParent(); - wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId()); + wxDataViewEvent le(wxEVT_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId()); le.SetEventObject(parent); le.SetModel(GetModel()); le.SetItem(item); le.SetColumn(view_column); le.SetDataViewColumn(GetOwner()->GetColumn(view_column)); - parent->GetEventHandler()->ProcessEvent(le); + parent->ProcessWindowEvent(le); return true; } @@ -2229,11 +2534,19 @@ bool wxDataViewMainWindow::Cleared() { DestroyTree(); m_selection.Clear(); + m_currentRow = (unsigned)-1; - SortPrepare(); - BuildTree( GetModel() ); + if (GetModel()) + { + SortPrepare(); + BuildTree( GetModel() ); + } + else + { + m_count = 0; + } - GetOwner()->UpdateColBestWidths(); + GetOwner()->InvalidateColBestWidths(); UpdateDisplay(); return true; @@ -2291,7 +2604,7 @@ 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(); @@ -2365,12 +2678,14 @@ 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; } @@ -2483,13 +2798,13 @@ bool wxDataViewMainWindow::IsRowSelected( unsigned int row ) void wxDataViewMainWindow::SendSelectionChangedEvent( const wxDataViewItem& item) { wxWindow *parent = GetParent(); - wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, parent->GetId()); + wxDataViewEvent le(wxEVT_DATAVIEW_SELECTION_CHANGED, parent->GetId()); le.SetEventObject(parent); le.SetModel(GetModel()); le.SetItem( item ); - parent->GetEventHandler()->ProcessEvent(le); + parent->ProcessWindowEvent(le); } void wxDataViewMainWindow::RefreshRow( unsigned int row ) @@ -2535,58 +2850,6 @@ void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow ) Refresh( true, &rect ); } -void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event) -{ - wxCHECK_RET( newCurrent < GetRowCount(), - wxT("invalid item index in OnArrowChar()") ); - - // if there is no selection, we cannot move it anywhere - if (!HasCurrentRow()) - return; - - unsigned int oldCurrent = m_currentRow; - - // in single selection we just ignore Shift as we can't select several - // items anyhow - if ( event.ShiftDown() && !IsSingleSel() ) - { - RefreshRow( oldCurrent ); - - ChangeCurrentRow( newCurrent ); - - // select all the items between the old and the new one - if ( oldCurrent > newCurrent ) - { - newCurrent = oldCurrent; - oldCurrent = m_currentRow; - } - - SelectRows( oldCurrent, newCurrent, true ); - if (oldCurrent!=newCurrent) - SendSelectionChangedEvent(GetItemByRow(m_selection[0])); - } - else // !shift - { - RefreshRow( oldCurrent ); - - // all previously selected items are unselected unless ctrl is held - if ( !event.ControlDown() ) - SelectAllRows(false); - - ChangeCurrentRow( newCurrent ); - - if ( !event.ControlDown() ) - { - SelectRow( m_currentRow, true ); - SendSelectionChangedEvent(GetItemByRow(m_currentRow)); - } - else - RefreshRow( m_currentRow ); - } - - GetOwner()->EnsureVisible( m_currentRow, -1 ); -} - wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const { wxRect rect; @@ -2761,13 +3024,13 @@ public: if( current == static_cast(row)) { ret = node; - return DoJob::OK; + return DoJob::DONE; } if( node->GetSubTreeCount() + current < static_cast(row) ) { current += node->GetSubTreeCount(); - return DoJob::IGR; + return DoJob::SKIP_SUBTREE; } else { @@ -2781,10 +3044,10 @@ public: { const int index = static_cast(row) - current - 1; ret = node->GetChildNodes()[index]; - return DoJob::OK; + return DoJob::DONE; } - return DoJob::CONT; + return DoJob::CONTINUE; } } @@ -2802,6 +3065,9 @@ 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(); @@ -2809,15 +3075,20 @@ 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 @@ -2876,44 +3147,44 @@ 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_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_DATAVIEW_ITEM_EXPANDED,node->GetItem()); + } } void wxDataViewMainWindow::Collapse(unsigned int row) @@ -2930,7 +3201,7 @@ void wxDataViewMainWindow::Collapse(unsigned int row) if (node->IsOpen()) { - if ( !SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem()) ) + if ( !SendExpanderEvent(wxEVT_DATAVIEW_ITEM_COLLAPSING,node->GetItem()) ) { // Vetoed by the event handler. return; @@ -2986,7 +3257,7 @@ void wxDataViewMainWindow::Collapse(unsigned int row) m_count = -1; UpdateDisplay(); - SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED,node->GetItem()); + SendExpanderEvent(wxEVT_DATAVIEW_ITEM_COLLAPSED,node->GetItem()); } } @@ -3119,7 +3390,8 @@ 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(); @@ -3137,7 +3409,7 @@ wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, return itemRect; } -int wxDataViewMainWindow::RecalculateCount() +int wxDataViewMainWindow::RecalculateCount() const { if (IsVirtualList()) { @@ -3168,18 +3440,18 @@ public: ret ++; if( node->GetItem() == item ) { - return DoJob::OK; + return DoJob::DONE; } if( node->GetItem() == *m_iter ) { m_iter++; - return DoJob::CONT; + return DoJob::CONTINUE; } else { ret += node->GetSubTreeCount(); - return DoJob::IGR; + return DoJob::SKIP_SUBTREE; } } @@ -3246,7 +3518,7 @@ static void BuildTreeHelper( const wxDataViewModel * model, const wxDataViewIte if( model->IsContainer(children[index]) ) n->SetHasChildren( true ); - node->AddChild(n); + node->InsertChild(n, index); } wxASSERT( node->IsOpen() ); @@ -3281,6 +3553,103 @@ 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(); @@ -3308,117 +3677,128 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) switch ( event.GetKeyCode() ) { case WXK_RETURN: + if ( event.HasModifiers() ) + { + event.Skip(); + break; + } + else { - wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, + // Enter activates the item, i.e. sends wxEVT_DATAVIEW_ITEM_ACTIVATED to + // it. Only if that event is not handled do we activate column renderer (which + // is normally done by Space) or even inline editing. + + const wxDataViewItem item = GetItemByRow(m_currentRow); + + wxDataViewEvent le(wxEVT_DATAVIEW_ITEM_ACTIVATED, parent->GetId()); - le.SetItem( GetItemByRow(m_currentRow) ); + le.SetItem(item); le.SetEventObject(parent); le.SetModel(GetModel()); - parent->GetEventHandler()->ProcessEvent(le); + if ( parent->ProcessWindowEvent(le) ) + break; + // else: fall through to WXK_SPACE handling } - break; - case WXK_UP: - if ( m_currentRow > 0 ) - OnArrowChar( m_currentRow - 1, event ); - break; + case WXK_SPACE: + if ( event.HasModifiers() ) + { + event.Skip(); + break; + } + else + { + // Space toggles activatable items or -- if not activatable -- + // starts inline editing (this is normally done using F2 on + // Windows, but Space is common everywhere else, so use it too + // for greater cross-platform compatibility). - case WXK_DOWN: - if ( m_currentRow + 1 < GetRowCount() ) - OnArrowChar( m_currentRow + 1, event ); - break; - // Add the process for tree expanding/collapsing - case WXK_LEFT: - { - if (IsList()) - break; + const wxDataViewItem item = GetItemByRow(m_currentRow); - wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); - if (!node) - break; + // 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 unsigned colIdx = activatableCol->GetModelColumn(); + const wxRect cell_rect = GetOwner()->GetItemRect(item, activatableCol); + + wxDataViewRenderer *cell = activatableCol->GetRenderer(); + cell->PrepareForItem(GetModel(), item, colIdx); + cell->WXActivateCell(cell_rect, GetModel(), item, colIdx, NULL); + + break; + } + // else: fall through to WXK_F2 handling + } - if (node->HasChildren() && node->IsOpen()) + case WXK_F2: + if ( event.HasModifiers() ) { - Collapse(m_currentRow); + event.Skip(); + break; } - else // if the node is already closed we move the selection to its parent + else { - wxDataViewTreeNode *parent_node = node->GetParent(); - - if (parent_node) + if( !m_selection.empty() ) { - 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() ); - } + // 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: + OnVerticalNavigation( -1, event ); + break; + + case WXK_DOWN: + OnVerticalNavigation( +1, event ); + break; + // Add the process for tree expanding/collapsing + case WXK_LEFT: + OnLeftKey(); + break; + case WXK_RIGHT: - { - if (!IsExpanded( m_currentRow )) - Expand( m_currentRow ); - else - { - unsigned int row = m_currentRow; - SelectRow( row, false ); - SelectRow( row + 1, true ); - ChangeCurrentRow( row + 1 ); - GetOwner()->EnsureVisible( row + 1, -1 ); - SendSelectionChangedEvent( GetItemByRow(row+1) ); - } + OnRightKey(); break; - } + case WXK_END: - { - if (!IsEmpty()) - OnArrowChar( GetRowCount() - 1, event ); + OnVerticalNavigation( +(int)GetRowCount(), event ); break; - } + case WXK_HOME: - if (!IsEmpty()) - OnArrowChar( 0, event ); + OnVerticalNavigation( -(int)GetRowCount(), event ); break; case WXK_PAGEUP: - { - int steps = pageSize - 1; - int index = m_currentRow - steps; - if (index < 0) - index = 0; - - OnArrowChar( 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; - - OnArrowChar( index, event ); - } - break; - - case WXK_F2: - { - if(m_selection.size() == 1) - { - // 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: @@ -3426,108 +3806,263 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) } } -void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) +void wxDataViewMainWindow::OnVerticalNavigation(int delta, const wxKeyEvent& event) { - if (event.GetEventType() == wxEVT_MOUSEWHEEL) - { - // let the base handle mouse wheel events. - event.Skip(); + // if there is no selection, we cannot move it anywhere + if (!HasCurrentRow() || IsEmpty()) return; - } - // set the focus to ourself if any of the mouse buttons are pressed - if(event.ButtonDown() && !HasFocus()) - SetFocus(); + int newRow = (int)m_currentRow + delta; - int x = event.GetX(); - int y = event.GetY(); - m_owner->CalcUnscrolledPosition( x, y, &x, &y ); - wxDataViewColumn *col = NULL; + // let's keep the new row inside the allowed range + if ( newRow < 0 ) + newRow = 0; - int xpos = 0; - unsigned int cols = GetOwner()->GetColumnCount(); - unsigned int i; - for (i = 0; i < cols; i++) + 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 + if ( event.ShiftDown() && !IsSingleSel() ) { - wxDataViewColumn *c = GetOwner()->GetColumnAt( i ); - if (c->IsHidden()) - continue; // skip it! + RefreshRow( oldCurrent ); - if (x < xpos + c->GetWidth()) + ChangeCurrentRow( newCurrent ); + + // select all the items between the old and the new one + if ( oldCurrent > newCurrent ) { - col = c; - break; + newCurrent = oldCurrent; + oldCurrent = m_currentRow; } - xpos += c->GetWidth(); + + SelectRows( oldCurrent, newCurrent, true ); + if (oldCurrent!=newCurrent) + SendSelectionChangedEvent(GetItemByRow(m_selection[0])); } - if (!col) + else // !shift { - event.Skip(); - return; + RefreshRow( oldCurrent ); + + // all previously selected items are unselected unless ctrl is held + if ( !event.ControlDown() ) + SelectAllRows(false); + + ChangeCurrentRow( newCurrent ); + + if ( !event.ControlDown() ) + { + SelectRow( m_currentRow, true ); + SendSelectionChangedEvent(GetItemByRow(m_currentRow)); + } + else + RefreshRow( m_currentRow ); } - wxDataViewRenderer *cell = col->GetRenderer(); - unsigned int current = GetLineAt( y ); - if ((current >= GetRowCount()) || (x > GetEndOfLastCol())) + GetOwner()->EnsureVisible( m_currentRow, -1 ); +} + +void wxDataViewMainWindow::OnLeftKey() +{ + if ( IsList() ) { - // Unselect all if below the last row ? - event.Skip(); - return; + TryAdvanceCurrentColumn(NULL, /*forward=*/false); } - - // 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 expanderOffset = 0; - if ((!IsList()) && (GetOwner()->GetExpanderColumn() == col)) + else { - wxDataViewTreeNode * node = GetTreeNodeByRow(current); - if( node!=NULL && node->HasChildren() ) - { - int indent = node->GetIndentLevel(); - indent = GetOwner()->GetIndent()*indent; + wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); + if ( !node ) + return; - // we make the rectangle we are looking in a bit bigger than the actual - // visual expander so the user can hit that little thing reliably - wxRect rect( xpos + indent, - GetLineStart( current ) + (GetLineHeight(current) - m_lineHeight)/2, - m_lineHeight, m_lineHeight); + if ( TryAdvanceCurrentColumn(node, /*forward=*/false) ) + return; - expanderOffset = indent + m_lineHeight; + // 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( rect.Contains(x, y) ) + if (parent_node) { - // So the mouse is over the expander - hoverOverExpander = true; - if (m_underMouse && m_underMouse != node) + int parent = GetRowByItem( parent_node->GetItem() ); + if ( parent >= 0 ) { - // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); - RefreshRow(GetRowByItem(m_underMouse->GetItem())); - } - if (m_underMouse != node) - { - // wxLogMessage("Do the row: %d", current); - RefreshRow(current); + unsigned int row = m_currentRow; + SelectRow( row, false); + SelectRow( parent, true ); + ChangeCurrentRow( parent ); + GetOwner()->EnsureVisible( parent, -1 ); + SendSelectionChangedEvent( parent_node->GetItem() ); } - m_underMouse = node; } } } - if (!hoverOverExpander) +} + +void wxDataViewMainWindow::OnRightKey() +{ + if ( IsList() ) { - if (m_underMouse != NULL) + TryAdvanceCurrentColumn(NULL, /*forward=*/true); + } + else + { + wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); + if ( !node ) + return; + + if ( node->HasChildren() ) { - // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); - RefreshRow(GetRowByItem(m_underMouse->GetItem())); - m_underMouse = NULL; + 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( row + 1, true ); + ChangeCurrentRow( row + 1 ); + GetOwner()->EnsureVisible( row + 1, -1 ); + SendSelectionChangedEvent( GetItemByRow(row+1) ); + } + } + else + { + TryAdvanceCurrentColumn(node, /*forward=*/true); } } +} - wxDataViewModel *model = GetModel(); +bool wxDataViewMainWindow::TryAdvanceCurrentColumn(wxDataViewTreeNode *node, bool forward) +{ + 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 ) + { + // 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 ) +{ + if (event.GetEventType() == wxEVT_MOUSEWHEEL) + { + // let the base handle mouse wheel events. + event.Skip(); + return; + } + + 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(); + m_owner->CalcUnscrolledPosition( x, y, &x, &y ); + wxDataViewColumn *col = NULL; + + int xpos = 0; + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int i; + for (i = 0; i < cols; i++) + { + wxDataViewColumn *c = GetOwner()->GetColumnAt( i ); + if (c->IsHidden()) + continue; // skip it! + + if (x < xpos + c->GetWidth()) + { + col = c; + break; + } + xpos += c->GetWidth(); + } + + 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()) + { + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_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; + } #if wxUSE_DRAG_AND_DROP - if (event.Dragging()) + if (event.Dragging() || ((m_dragCount > 0) && event.Leaving())) { if (m_dragCount == 0) { @@ -3538,8 +4073,9 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) } m_dragCount++; - - if (m_dragCount != 3) + if ((m_dragCount < 3) && (event.Leaving())) + m_dragCount = 3; + else if (m_dragCount != 3) return; if (event.LeftIsDown()) @@ -3547,12 +4083,12 @@ 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() ); + wxDataViewEvent event( wxEVT_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; @@ -3566,7 +4102,7 @@ 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; @@ -3577,6 +4113,79 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) } #endif // wxUSE_DRAG_AND_DROP + // Check if we clicked outside the item area. + if ((current >= GetRowCount()) || !col) + { + // 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()) && (expander == col)) + { + wxDataViewTreeNode * node = GetTreeNodeByRow(current); + + int indent = node->GetIndentLevel(); + itemOffset = GetOwner()->GetIndent()*indent; + + if ( node->HasChildren() ) + { + // we make the rectangle we are looking in a bit bigger than the actual + // visual expander so the user can hit that little thing reliably + wxRect rect(itemOffset, + GetLineStart( current ) + (GetLineHeight(current) - m_lineHeight)/2, + m_lineHeight, m_lineHeight); + + if( rect.Contains(x, y) ) + { + // So the mouse is over the expander + hoverOverExpander = true; + if (m_underMouse && m_underMouse != node) + { + // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); + RefreshRow(GetRowByItem(m_underMouse->GetItem())); + } + if (m_underMouse != node) + { + // wxLogMessage("Do the row: %d", current); + RefreshRow(current); + } + m_underMouse = node; + } + } + + // Account for the expander as well, even if this item doesn't have it, + // its parent does so it still counts for the offset. + itemOffset += m_lineHeight; + } + if (!hoverOverExpander) + { + if (m_underMouse != NULL) + { + // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); + RefreshRow(GetRowByItem(m_underMouse->GetItem())); + m_underMouse = NULL; + } + } + bool simulateClick = false; if (event.ButtonDClick()) @@ -3585,9 +4194,8 @@ 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))); @@ -3600,28 +4208,15 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) } else if ( current == m_lineLastClicked ) { - 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 ) ); - cell->WXOnActivate( cell_rect, model, item, colIdx ); - } - else - { - wxWindow *parent = GetParent(); - wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId()); - le.SetItem( item ); - le.SetColumn( col->GetModelColumn() ); - le.SetDataViewColumn( col ); - le.SetEventObject(parent); - le.SetModel(GetModel()); - - parent->GetEventHandler()->ProcessEvent(le); - } + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_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 @@ -3647,7 +4242,7 @@ 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 ); } @@ -3682,20 +4277,6 @@ 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->GetEventHandler()->ProcessEvent(le); - } else if (event.MiddleDown()) { } @@ -3774,59 +4355,77 @@ 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()); - wxRect cell_rect( xpos + expanderOffset, + wxRect cell_rect( xpos + itemOffset, GetLineStart( current ), - col->GetWidth() - expanderOffset, + col->GetWidth() - itemOffset, GetLineHeight( current ) ); // Report position relative to the cell's custom area, i.e. - // no the entire space as given by the control but the one + // not the entire space as given by the control but the one // used by the renderer after calculation of alignment etc. + // + // Notice that this results in negative coordinates when clicking + // in the upper left corner of a centre-aligned cell which doesn't + // fill its column entirely so this is somewhat surprising, but we + // do it like this for compatibility with the native GTK+ version, + // see #12270. // adjust the rectangle ourselves to account for the alignment + int align = cell->GetAlignment(); + if ( align == wxDVR_DEFAULT_ALIGNMENT ) + align = wxALIGN_CENTRE; + wxRect rectItem = cell_rect; - const int align = cell->GetAlignment(); - if ( align != wxDVR_DEFAULT_ALIGNMENT ) + const wxSize size = cell->GetSize(); + if ( size.x >= 0 && size.x < cell_rect.width ) { - const wxSize size = cell->GetSize(); - - if ( size.x >= 0 && size.x < cell_rect.width ) - { - if ( align & wxALIGN_CENTER_HORIZONTAL ) - rectItem.x += (cell_rect.width - size.x)/2; - else if ( align & wxALIGN_RIGHT ) - rectItem.x += cell_rect.width - size.x; - // else: wxALIGN_LEFT is the default - } - - if ( size.y >= 0 && size.y < cell_rect.height ) - { - if ( align & wxALIGN_CENTER_VERTICAL ) - rectItem.y += (cell_rect.height - size.y)/2; - else if ( align & wxALIGN_BOTTOM ) - rectItem.y += cell_rect.height - size.y; - // else: wxALIGN_TOP is the default - } + if ( align & wxALIGN_CENTER_HORIZONTAL ) + rectItem.x += (cell_rect.width - size.x)/2; + else if ( align & wxALIGN_RIGHT ) + rectItem.x += cell_rect.width - size.x; + // else: wxALIGN_LEFT is the default } - wxPoint pos( event.GetPosition() ); - pos.x -= rectItem.x; - pos.y -= rectItem.y; - - m_owner->CalcUnscrolledPosition( pos.x, pos.y, &pos.x, &pos.y ); + if ( size.y >= 0 && size.y < cell_rect.height ) + { + if ( align & wxALIGN_CENTER_VERTICAL ) + rectItem.y += (cell_rect.height - size.y)/2; + else if ( align & wxALIGN_BOTTOM ) + rectItem.y += cell_rect.height - size.y; + // else: wxALIGN_TOP is the default + } - /* 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 + ); } } } @@ -3851,6 +4450,25 @@ 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 //----------------------------------------------------------------------------- @@ -3880,6 +4498,9 @@ void wxDataViewCtrl::Init() m_sortingColumnIdx = wxNOT_FOUND; m_headerArea = NULL; + m_clientArea = NULL; + + m_colsDirty = false; } bool wxDataViewCtrl::Create(wxWindow *parent, @@ -3991,18 +4612,53 @@ 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(); @@ -4029,7 +4685,7 @@ bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col ) return false; m_cols.Append( col ); - m_colsBestWidths.push_back(0); + m_colsBestWidths.push_back(CachedColWidthInfo()); OnColumnsCountChanged(); return true; } @@ -4040,7 +4696,7 @@ 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; } @@ -4051,7 +4707,7 @@ 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; } @@ -4069,7 +4725,7 @@ void wxDataViewCtrl::OnColumnsCountChanged() if (m_headerArea) m_headerArea->SetColumnCount(GetColumnCount()); - m_clientArea->UpdateDisplay(); + m_clientArea->OnColumnsCountChanged(); } void wxDataViewCtrl::DoSetExpanderColumn() @@ -4126,8 +4782,8 @@ 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); @@ -4137,16 +4793,25 @@ 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) @@ -4156,32 +4821,45 @@ 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 @@ -4255,7 +4933,7 @@ 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; } @@ -4276,6 +4954,10 @@ 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; @@ -4283,36 +4965,68 @@ bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column ) bool wxDataViewCtrl::ClearColumns() { + SetExpanderColumn(NULL); m_cols.Clear(); m_colsBestWidths.clear(); + + m_clientArea->ClearCurrentColumn(); + OnColumnsCountChanged(); + return true; } -void wxDataViewCtrl::UpdateColBestWidth(int idx) +void wxDataViewCtrl::InvalidateColBestWidth(int idx) { - m_colsBestWidths[idx] = 0; - - if ( m_headerArea ) - m_headerArea->UpdateColumn(idx); + m_colsBestWidths[idx].width = 0; + m_colsBestWidths[idx].dirty = true; + m_colsDirty = true; } -void wxDataViewCtrl::UpdateColBestWidths() +void wxDataViewCtrl::InvalidateColBestWidths() { + // mark all columns as dirty: m_colsBestWidths.clear(); m_colsBestWidths.resize(m_cols.size()); + m_colsDirty = true; +} - if ( m_headerArea ) - { - const unsigned cols = m_headerArea->GetColumnCount(); - for ( unsigned i = 0; i < cols; i++ ) +void wxDataViewCtrl::UpdateColWidths() +{ + m_colsDirty = false; + + if ( !m_headerArea ) + return; + + const unsigned len = m_colsBestWidths.size(); + for ( unsigned i = 0; i < len; i++ ) + { + // 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; + } } } +void wxDataViewCtrl::OnInternalIdle() +{ + wxDataViewCtrlBase::OnInternalIdle(); + + if ( m_colsDirty ) + UpdateColWidths(); +} + int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const { -#if 1 unsigned int len = GetColumnCount(); for ( unsigned int i = 0; i < len; i++ ) { @@ -4322,25 +5036,6 @@ 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 @@ -4367,6 +5062,11 @@ void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item) } } +wxDataViewColumn *wxDataViewCtrl::GetCurrentColumn() const +{ + return m_clientArea->GetCurrentColumn(); +} + int wxDataViewCtrl::GetSelectedItemsCount() const { return m_clientArea->GetSelections().size(); @@ -4455,6 +5155,11 @@ 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); @@ -4527,14 +5232,20 @@ 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 @@ -4545,16 +5256,12 @@ 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" ); - wxRect itemRect = GetItemRect(item, col); - wxDataViewRenderer* renderer = col->GetRenderer(); - if (renderer->GetMode() == wxDATAVIEW_CELL_EDITABLE) - renderer->StartEditing(item, itemRect); + m_clientArea->StartEditing(item, column); } #endif // !wxUSE_GENERICDATAVIEWCTRL