X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d5025dc00f43ed893d06f512368402aef50408d9..853149575e6cb46031b3ed06f3d0fa4c42440962:/src/generic/datavgen.cpp diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp index 92414ec47d..68c7d4bd09 100644 --- a/src/generic/datavgen.cpp +++ b/src/generic/datavgen.cpp @@ -2,7 +2,7 @@ // Name: src/generic/datavgen.cpp // Purpose: wxDataViewCtrl generic implementation // Author: Robert Roebling -// Modified by: Francesco Montorsi, Guru Kathiresan, Otto Wyss +// Modified by: Francesco Montorsi, Guru Kathiresan, Bo Yang // Id: $Id$ // Copyright: (c) 1998 Robert Roebling // Licence: wxWindows licence @@ -34,6 +34,7 @@ #include "wx/settings.h" #include "wx/msgdlg.h" #include "wx/dcscreen.h" + #include "wx/frame.h" #endif #include "wx/stockitem.h" @@ -42,197 +43,216 @@ #include "wx/renderer.h" #include "wx/dcbuffer.h" #include "wx/icon.h" +#include "wx/list.h" +#include "wx/listimpl.cpp" +#include "wx/imaglist.h" +#include "wx/headerctrl.h" +#include "wx/dnd.h" +#include "wx/stopwatch.h" //----------------------------------------------------------------------------- // classes //----------------------------------------------------------------------------- +class wxDataViewColumn; +class wxDataViewHeaderWindow; class wxDataViewCtrl; +//----------------------------------------------------------------------------- +// classes +//----------------------------------------------------------------------------- + static const int SCROLL_UNIT_X = 15; // the cell padding on the left/right static const int PADDING_RIGHTLEFT = 3; -// the cell padding on the top/bottom -static const int PADDING_TOPBOTTOM = 1; - // the expander space margin static const int EXPANDER_MARGIN = 4; +#ifdef __WXMSW__ +static const int EXPANDER_OFFSET = 4; +#else +static const int EXPANDER_OFFSET = 1; +#endif + +// Below is the compare stuff. +// 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; +static bool g_asending = true; + //----------------------------------------------------------------------------- -// wxDataViewHeaderWindow +// wxDataViewColumn //----------------------------------------------------------------------------- -#define USE_NATIVE_HEADER_WINDOW 1 - -// NB: for some reason, this class must be dllexport'ed or we get warnings from -// MSVC in DLL build -class WXDLLIMPEXP_ADV wxDataViewHeaderWindowBase : public wxControl +void wxDataViewColumn::Init(int width, wxAlignment align, int flags) { -public: - wxDataViewHeaderWindowBase() - { m_owner = NULL; } + m_width = width; + m_minWidth = 0; + m_align = align; + m_flags = flags; + m_sort = false; + m_sortAscending = true; +} - bool Create(wxDataViewCtrl *parent, wxWindowID id, - const wxPoint &pos, const wxSize &size, - const wxString &name) +int wxDataViewColumn::GetWidth() const +{ + switch ( m_width ) { - return wxWindow::Create(parent, id, pos, size, wxNO_BORDER, name); - } + case wxCOL_WIDTH_DEFAULT: + return wxDVC_DEFAULT_WIDTH; - void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; } - wxDataViewCtrl *GetOwner() { return m_owner; } + case wxCOL_WIDTH_AUTOSIZE: + wxCHECK_MSG( m_owner, wxDVC_DEFAULT_WIDTH, "no owner control" ); + return m_owner->GetBestColumnWidth(m_owner->GetColumnIndex(this)); - // called on column addition/removal - virtual void UpdateDisplay() { /* by default, do nothing */ } + default: + return m_width; + } +} - // returns the n-th column - virtual wxDataViewColumn *GetColumn(unsigned int n) +void wxDataViewColumn::UpdateDisplay() +{ + if (m_owner) { - wxASSERT(m_owner); - wxDataViewColumn *ret = m_owner->GetColumn(n); - wxASSERT(ret); - - return ret; + int idx = m_owner->GetColumnIndex( this ); + m_owner->OnColumnChange( idx ); } +} -protected: - wxDataViewCtrl *m_owner; - - // sends an event generated from the n-th wxDataViewColumn - void SendEvent(wxEventType type, unsigned int n); -}; - -// on wxMSW the header window (only that part however) can be made native! -#if defined(__WXMSW__) && USE_NATIVE_HEADER_WINDOW - -#define COLUMN_WIDTH_OFFSET 2 -#define wxDataViewHeaderWindowMSW wxDataViewHeaderWindow +//----------------------------------------------------------------------------- +// wxDataViewHeaderWindow +//----------------------------------------------------------------------------- -class wxDataViewHeaderWindowMSW : public wxDataViewHeaderWindowBase +class wxDataViewHeaderWindow : public wxHeaderCtrl { public: - - wxDataViewHeaderWindowMSW( wxDataViewCtrl *parent, - wxWindowID id, - const wxPoint &pos = wxDefaultPosition, - const wxSize &size = wxDefaultSize, - const wxString &name = wxT("wxdataviewctrlheaderwindow") ) + wxDataViewHeaderWindow(wxDataViewCtrl *parent) + : wxHeaderCtrl(parent) { - Create(parent, id, pos, size, name); } - bool Create(wxDataViewCtrl *parent, wxWindowID id, - const wxPoint &pos, const wxSize &size, - const wxString &name); - - ~wxDataViewHeaderWindowMSW(); - - // called when any column setting is changed and/or changed - // the column count - virtual void UpdateDisplay(); - - // called when the main window gets scrolled - virtual void ScrollWindow(int dx, int dy, const wxRect *rect = NULL); + wxDataViewCtrl *GetOwner() const + { return static_cast(GetParent()); } protected: - virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result); - virtual void DoSetSize(int x, int y, int width, int height, int sizeFlags); - - unsigned int GetColumnIdxFromHeader(NMHEADER *nmHDR); - - wxDataViewColumn *GetColumnFromHeader(NMHEADER *nmHDR) - { return GetColumn(GetColumnIdxFromHeader(nmHDR)); } - -private: - DECLARE_DYNAMIC_CLASS(wxDataViewHeaderWindowMSW) -}; - -#else // !defined(__WXMSW__) - -#define HEADER_WINDOW_HEIGHT 25 -#define HEADER_HORIZ_BORDER 5 -#define HEADER_VERT_BORDER 3 -#define wxGenericDataViewHeaderWindow wxDataViewHeaderWindow - -class wxGenericDataViewHeaderWindow : public wxDataViewHeaderWindowBase -{ -public: - wxGenericDataViewHeaderWindow( wxDataViewCtrl *parent, - wxWindowID id, - const wxPoint &pos = wxDefaultPosition, - const wxSize &size = wxDefaultSize, - const wxString &name = wxT("wxdataviewctrlheaderwindow") ) + // implement/override wxHeaderCtrl functions by forwarding them to the main + // control + virtual const wxHeaderColumn& GetColumn(unsigned int idx) const { - Init(); - Create(parent, id, pos, size, name); + return *(GetOwner()->GetColumn(idx)); } - bool Create(wxDataViewCtrl *parent, wxWindowID id, - const wxPoint &pos, const wxSize &size, - const wxString &name); - - ~wxGenericDataViewHeaderWindow() + // FIXME: currently unused + virtual bool UpdateColumnWidthToFit(unsigned int idx, int widthTitle) { - delete m_resizeCursor; + wxDataViewCtrl * const owner = GetOwner(); + + int widthContents = owner->GetBestColumnWidth(idx); + owner->GetColumn(idx)->SetWidth(wxMax(widthTitle, widthContents)); + owner->OnColumnChange(idx); + + return true; } - virtual void UpdateDisplay() { Refresh(); } - - // event handlers: +private: + bool SendEvent(wxEventType type, unsigned int n) + { + wxDataViewCtrl * const owner = GetOwner(); + wxDataViewEvent event(type, owner->GetId()); - void OnPaint( wxPaintEvent &event ); - void OnMouse( wxMouseEvent &event ); - void OnSetFocus( wxFocusEvent &event ); + event.SetEventObject(owner); + event.SetColumn(n); + event.SetDataViewColumn(owner->GetColumn(n)); + event.SetModel(owner->GetModel()); + // for events created by wxDataViewHeaderWindow the + // row / value fields are not valid + return owner->GetEventHandler()->ProcessEvent(event); + } -protected: + void OnClick(wxHeaderCtrlEvent& event) + { + const unsigned idx = event.GetColumn(); - // vars used for column resizing: + if ( SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, idx) ) + return; - wxCursor *m_resizeCursor; - const wxCursor *m_currentCursor; - bool m_isDragging; + // default handling for the column click is to sort by this column or + // toggle its sort order + wxDataViewCtrl * const owner = GetOwner(); + wxDataViewColumn * const col = owner->GetColumn(idx); + if ( !col->IsSortable() ) + { + // no default handling for non-sortable columns + event.Skip(); + return; + } - bool m_dirty; // needs refresh? - int m_column; // index of the column being resized - int m_currentX; // divider line position in logical (unscrolled) coords - int m_minX; // minimal position beyond which the divider line - // can't be dragged in logical coords + if ( col->IsSortKey() ) + { + // already using this column for sorting, just change the order + col->ToggleSortOrder(); + } + 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); + } - // the pen used to draw the current column width drag line - // when resizing the columsn - wxPen m_penCurrent; + owner->SetSortingColumnIndex(idx); + col->SetAsSortKey(); + } + wxDataViewModel * const model = owner->GetModel(); + if ( model ) + model->Resort(); - // internal utilities: + owner->OnColumnChange(idx); + } - void Init() + void OnRClick(wxHeaderCtrlEvent& event) { - m_currentCursor = (wxCursor *) NULL; - m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE ); - - m_isDragging = false; - m_dirty = false; + if ( !SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, + event.GetColumn()) ) + event.Skip(); + } - m_column = wxNOT_FOUND; - m_currentX = 0; - m_minX = 0; + void OnResize(wxHeaderCtrlEvent& event) + { + wxDataViewCtrl * const owner = GetOwner(); - wxColour col = wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT); - m_penCurrent = wxPen(col, 1, wxSOLID); + const unsigned col = event.GetColumn(); + owner->GetColumn(col)->SetWidth(event.GetWidth()); + GetOwner()->OnColumnChange(col); } - void DrawCurrent(); - void AdjustDC(wxDC& dc); + void OnEndReorder(wxHeaderCtrlEvent& event) + { + wxDataViewCtrl * const owner = GetOwner(); + owner->ColumnMoved(owner->GetColumn(event.GetColumn()), + event.GetNewOrder()); + } -private: - DECLARE_DYNAMIC_CLASS(wxGenericDataViewHeaderWindow) DECLARE_EVENT_TABLE() + wxDECLARE_NO_COPY_CLASS(wxDataViewHeaderWindow); }; -#endif // defined(__WXMSW__) +BEGIN_EVENT_TABLE(wxDataViewHeaderWindow, wxHeaderCtrl) + EVT_HEADER_CLICK(wxID_ANY, wxDataViewHeaderWindow::OnClick) + EVT_HEADER_RIGHT_CLICK(wxID_ANY, wxDataViewHeaderWindow::OnRClick) + + EVT_HEADER_RESIZING(wxID_ANY, wxDataViewHeaderWindow::OnResize) + EVT_HEADER_END_RESIZE(wxID_ANY, wxDataViewHeaderWindow::OnResize) + + EVT_HEADER_END_REORDER(wxID_ANY, wxDataViewHeaderWindow::OnEndReorder) +END_EVENT_TABLE() //----------------------------------------------------------------------------- // wxDataViewRenameTimer @@ -251,64 +271,152 @@ public: //----------------------------------------------------------------------------- // wxDataViewTreeNode //----------------------------------------------------------------------------- -class wxDataViewTreeNode; -WX_DEFINE_ARRAY_PTR( wxDataViewTreeNode *, wxDataViewTreeNodes ); + +class wxDataViewTreeNode; +WX_DEFINE_ARRAY( wxDataViewTreeNode *, wxDataViewTreeNodes ); +WX_DEFINE_ARRAY( void* , wxDataViewTreeLeaves); + +int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, + wxDataViewTreeNode ** node2); +int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2); class wxDataViewTreeNode { public: - wxDataViewTreeNode( wxDataViewTreeNode * parent ) - { this->parent = parent; - if( parent == NULL ) - open = true; - else - open = false; - } - //I don't know what I need to do in the destructure + wxDataViewTreeNode( wxDataViewTreeNode * parent = NULL ) + { + m_parent = parent; + if (!parent) + m_open = true; + else + m_open = false; + m_hasChildren = false; + m_subTreeCount = 0; + } + ~wxDataViewTreeNode() - { } + { + } + + wxDataViewTreeNode * GetParent() const { return m_parent; } + void SetParent( wxDataViewTreeNode * parent ) { m_parent = parent; } + wxDataViewTreeNodes & GetNodes() { return m_nodes; } + wxDataViewTreeLeaves & GetChildren() { return m_leaves; } + + void AddNode( wxDataViewTreeNode * node ) + { + m_leaves.Add( node->GetItem().GetID() ); + if (g_column >= -1) + m_leaves.Sort( &wxGenericTreeModelItemCmp ); + m_nodes.Add( node ); + if (g_column >= -1) + m_nodes.Sort( &wxGenericTreeModelNodeCmp ); + } + void AddLeaf( void * leaf ) + { + m_leaves.Add( leaf ); + if (g_column >= -1) + m_leaves.Sort( &wxGenericTreeModelItemCmp ); + } + + wxDataViewItem & GetItem() { return m_item; } + const wxDataViewItem & GetItem() const { return m_item; } + void SetItem( const wxDataViewItem & item ) { m_item = item; } + + unsigned int GetChildrenNumber() const { return m_leaves.GetCount(); } + unsigned int GetNodeNumber() const { return m_nodes.GetCount(); } + int GetIndentLevel() const + { + int ret = 0; + const wxDataViewTreeNode * node = this; + while( node->GetParent()->GetParent() != NULL ) + { + node = node->GetParent(); + ret ++; + } + return ret; + } + + bool IsOpen() const + { + return m_open; + } - wxDataViewTreeNode * GetParent() { return parent; } - void SetParent( wxDataViewTreeNode * parent ) { this->parent = parent; } - wxDataViewTreeNodes GetChildren() { return children; } - void SetChildren( wxDataViewTreeNodes children ) { this->children = children; } + void ToggleOpen() + { + int len = m_nodes.GetCount(); + int sum = 0; + for ( int i = 0;i < len; i ++) + sum += m_nodes[i]->GetSubTreeCount(); - wxDataViewTreeNode * GetChild( unsigned int n ) { return children.Item( n ); } - void InsertChild( wxDataViewTreeNode * child, unsigned int n) { children.Insert( child, n); } - void AppendChild( wxDataViewTreeNode * child ) { children.Add( child ); } + sum += m_leaves.GetCount(); + if (m_open) + { + ChangeSubTreeCount(-sum); + m_open = !m_open; + } + else + { + m_open = !m_open; + ChangeSubTreeCount(sum); + } + } + bool HasChildren() const { return m_hasChildren; } + void SetHasChildren( bool has ){ m_hasChildren = has; } - wxDataViewItem & GetItem() { return item; } - void SetItem( wxDataViewItem & item ) { this->item = item; } + void SetSubTreeCount( int num ) { m_subTreeCount = num; } + int GetSubTreeCount() const { return m_subTreeCount; } + void ChangeSubTreeCount( int num ) + { + if( !m_open ) + return; + m_subTreeCount += num; + if( m_parent ) + m_parent->ChangeSubTreeCount(num); + } - unsigned int GetChildrenNumber() { return children.GetCount(); } - int GetIndentLevel() + void Resort() { - int ret = 0 ; - wxDataViewTreeNode * node = this; - while( node->GetParent()->GetParent() != NULL ) - { - node = node->GetParent(); - ret ++; - } - return ret; + if (g_column >= -1) + { + m_nodes.Sort( &wxGenericTreeModelNodeCmp ); + int len = m_nodes.GetCount(); + for (int i = 0; i < len; i ++) + m_nodes[i]->Resort(); + m_leaves.Sort( &wxGenericTreeModelItemCmp ); + } } - bool IsOpen() { return open; } - void ToggleOpen(){ open = !open; } - bool HasChildren() { return children.GetCount() != 0; } private: - wxDataViewTreeNode * parent; - wxDataViewTreeNodes children; - wxDataViewItem item; - bool open; + wxDataViewTreeNode *m_parent; + wxDataViewTreeNodes m_nodes; + wxDataViewTreeLeaves m_leaves; + wxDataViewItem m_item; + bool m_open; + bool m_hasChildren; + int m_subTreeCount; }; +int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, + wxDataViewTreeNode ** node2) +{ + return g_model->Compare( (*node1)->GetItem(), (*node2)->GetItem(), g_column, g_asending ); +} + +int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2) +{ + return g_model->Compare( *id1, *id2, g_column, g_asending ); +} + + //----------------------------------------------------------------------------- // wxDataViewMainWindow //----------------------------------------------------------------------------- WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection, WXDLLIMPEXP_ADV); +WX_DECLARE_LIST(wxDataViewItem, ItemList); +WX_DEFINE_LIST(ItemList) class wxDataViewMainWindow: public wxWindow { @@ -320,17 +428,50 @@ public: const wxString &name = wxT("wxdataviewctrlmainwindow") ); virtual ~wxDataViewMainWindow(); + bool IsList() const { return GetOwner()->GetModel()->IsListModel(); } + bool IsVirtualList() const { return m_root == NULL; } + // notifications from wxDataViewModel bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item ); - bool ItemDeleted( const wxDataViewItem &item ); + bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item ); bool ItemChanged( const wxDataViewItem &item ); - bool ValueChanged( const wxDataViewItem &item, unsigned int col ); + bool ValueChanged( const wxDataViewItem &item, unsigned int model_column ); bool Cleared(); + void Resort() + { + if (!IsVirtualList()) + { + SortPrepare(); + m_root->Resort(); + } + UpdateDisplay(); + } + + void SortPrepare() + { + g_model = GetOwner()->GetModel(); + wxDataViewColumn* col = GetOwner()->GetSortingColumn(); + if( !col ) + { + if (g_model->HasDefaultCompare()) + g_column = -1; + else + g_column = -2; + + g_asending = true; + return; + } + g_column = col->GetModelColumn(); + g_asending = col->IsSortOrderAscending(); + } void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; } wxDataViewCtrl *GetOwner() { return m_owner; } const wxDataViewCtrl *GetOwner() const { return m_owner; } +#if wxUSE_DRAG_AND_DROP + 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 OnChar( wxKeyEvent &event ); @@ -345,7 +486,9 @@ public: void OnRenameTimer(); void ScrollWindow( int dx, int dy, const wxRect *rect = NULL ); + void ScrollTo( int rows, int column ); + unsigned GetCurrentRow() const { return m_currentRow; } bool HasCurrentRow() { return m_currentRow != (unsigned int)-1; } void ChangeCurrentRow( unsigned int row ); @@ -355,16 +498,24 @@ public: int GetCountPerPage() const; int GetEndOfLastCol() const; unsigned int GetFirstVisibleRow() const; - //I change this method to un const because in the tree view, the displaying number of the tree are changing along with the expanding/collapsing of the tree nodes + + // I change this method to un const because in the tree view, + // 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(); + wxDataViewItem GetSelection() const; + wxDataViewSelection GetSelections(){ return m_selection; } + void SetSelections( const wxDataViewSelection & sel ) + { m_selection = sel; UpdateDisplay(); } void Select( const wxArrayInt& aSelections ); void SelectAllRows( bool on ); void SelectRow( unsigned int row, bool on ); void SelectRows( unsigned int from, unsigned int to, bool on ); void ReverseRowSelection( unsigned int row ); bool IsRowSelected( unsigned int row ); + void SendSelectionChangedEvent( const wxDataViewItem& item); void RefreshRow( unsigned int row ); void RefreshRows( unsigned int from, unsigned int to ); @@ -376,24 +527,48 @@ public: return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT); } - //void EnsureVisible( unsigned int row ); wxRect GetLineRect( unsigned int row ) const; - //Some useful functions for row and item mapping - wxDataViewItem GetItemByRow( unsigned int row ); - unsigned int GetRowByItem( const wxDataViewItem & item ); + int GetLineStart( unsigned int row ) const; // row * m_lineHeight in fixed mode + int GetLineHeight( unsigned int row ) const; // m_lineHeight in fixed mode + int GetLineAt( unsigned int y ) const; // y / m_lineHeight in fixed mode - //Methods for building the mapping tree + // Some useful functions for row and item mapping + wxDataViewItem GetItemByRow( unsigned int row ) const; + int GetRowByItem( const wxDataViewItem & item ) const; + + // Methods for building the mapping tree void BuildTree( wxDataViewModel * model ); void DestroyTree(); + void HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column ); + wxRect GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column ); + + void Expand( unsigned int row ); + void Collapse( unsigned int row ); + bool IsExpanded( unsigned int row ) const; + bool HasChildren( unsigned int row ) const; + +#if wxUSE_DRAG_AND_DROP + bool EnableDragSource( const wxDataFormat &format ); + bool EnableDropTarget( const wxDataFormat &format ); + + void RemoveDropHint(); + wxDragResult OnDragOver( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def ); + bool OnDrop( wxDataFormat format, wxCoord x, wxCoord y ); + wxDragResult OnData( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def ); + void OnLeave(); +#endif // wxUSE_DRAG_AND_DROP + private: - wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row ); - wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item ){}; + wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row ) const; + // We did not need this temporarily + // wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item ); + + int RecalculateCount(); - int RecalculateCount() ; + wxDataViewEvent SendExpanderEvent( wxEventType type, const wxDataViewItem & item ); - void OnExpanding( unsigned int row ); - void OnCollapsing( unsigned int row ); + wxDataViewTreeNode * FindNode( const wxDataViewItem & item ); private: wxDataViewCtrl *m_owner; @@ -409,13 +584,23 @@ private: bool m_hasFocus; +#if wxUSE_DRAG_AND_DROP int m_dragCount; wxPoint m_dragStart; + bool m_dragEnabled; + wxDataFormat m_dragFormat; + + bool m_dropEnabled; + wxDataFormat m_dropFormat; + bool m_dropHint; + unsigned int m_dropHintLine; +#endif // wxUSE_DRAG_AND_DROP + // for double click logic unsigned int m_lineLastClicked, - m_lineBeforeLastClicked, - m_lineSelectSingleOnUp; + m_lineBeforeLastClicked, + m_lineSelectSingleOnUp; // the pen used to draw horiz/vertical rules wxPen m_penRule; @@ -423,9 +608,13 @@ private: // the pen used to draw the expander and the lines wxPen m_penExpander; - //This is the tree structure of the model - wxDataViewTreeNode * m_root; + // This is the tree structure of the model + wxDataViewTreeNode * m_root; int m_count; + + // This is the tree node under the cursor + wxDataViewTreeNode * m_underMouse; + private: DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow) DECLARE_EVENT_TABLE() @@ -443,14 +632,16 @@ public: virtual bool ItemAdded( const wxDataViewItem & parent, const wxDataViewItem & item ) { return m_mainWindow->ItemAdded( parent , item ); } - virtual bool ItemDeleted( const wxDataViewItem & item ) - { return m_mainWindow->ItemDeleted( item ); } + virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item ) + { return m_mainWindow->ItemDeleted( parent, item ); } virtual bool ItemChanged( const wxDataViewItem & item ) { return m_mainWindow->ItemChanged(item); } virtual bool ValueChanged( const wxDataViewItem & item , unsigned int col ) { return m_mainWindow->ValueChanged( item, col ); } virtual bool Cleared() { return m_mainWindow->Cleared(); } + virtual void Resort() + { m_mainWindow->Resort(); } wxDataViewMainWindow *m_mainWindow; }; @@ -464,17 +655,17 @@ IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase) wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode, int align) : - wxDataViewRendererBase( varianttype, mode, align ) + wxDataViewCustomRendererBase( varianttype, mode, align ) { - m_dc = NULL; m_align = align; m_mode = mode; + m_ellipsizeMode = wxELLIPSIZE_MIDDLE; + m_dc = NULL; } wxDataViewRenderer::~wxDataViewRenderer() { - if (m_dc) - delete m_dc; + delete m_dc; } wxDC *wxDataViewRenderer::GetDC() @@ -491,6 +682,16 @@ wxDC *wxDataViewRenderer::GetDC() return m_dc; } +void wxDataViewRenderer::SetAlignment( int align ) +{ + m_align=align; +} + +int wxDataViewRenderer::GetAlignment() const +{ + return m_align; +} + // --------------------------------------------------------- // wxDataViewCustomRenderer // --------------------------------------------------------- @@ -498,7 +699,7 @@ wxDC *wxDataViewRenderer::GetDC() IMPLEMENT_ABSTRACT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer) wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype, - wxDataViewCellMode mode, int align ) : + wxDataViewCellMode mode, int align ) : wxDataViewRenderer( varianttype, mode, align ) { } @@ -507,11 +708,11 @@ wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype, // wxDataViewTextRenderer // --------------------------------------------------------- -IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewCustomRenderer) +IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer) wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode, int align ) : - wxDataViewCustomRenderer( varianttype, mode, align ) + wxDataViewRenderer( varianttype, mode, align ) { } @@ -527,17 +728,23 @@ bool wxDataViewTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const return false; } -bool wxDataViewTextRenderer::HasEditorCtrl() -{ +bool wxDataViewTextRenderer::HasEditorCtrl() const +{ return true; } wxControl* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent, wxRect labelRect, const wxVariant &value ) { - return new wxTextCtrl( parent, wxID_ANY, value, - wxPoint(labelRect.x,labelRect.y), - wxSize(labelRect.width,labelRect.height) ); + wxTextCtrl* ctrl = new wxTextCtrl( parent, wxID_ANY, value, + wxPoint(labelRect.x,labelRect.y), + wxSize(labelRect.width,labelRect.height) ); + + // select the text in the control an place the cursor at the end + ctrl->SetInsertionPointEnd(); + ctrl->SelectAll(); + + return ctrl; } bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant &value ) @@ -547,40 +754,29 @@ bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVarian return true; } -bool wxDataViewTextRenderer::Render( wxRect cell, wxDC *dc, int state ) +bool wxDataViewTextRenderer::Render(wxRect rect, wxDC *dc, int state) { - wxDataViewCtrl *view = GetOwner()->GetOwner(); - wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ? - wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) : - view->GetForegroundColour(); - - dc->SetTextForeground(col); - dc->DrawText( m_text, cell.x, cell.y ); - + RenderText(m_text, 0, rect, dc, state); return true; } wxSize wxDataViewTextRenderer::GetSize() const { - const wxDataViewCtrl *view = GetView(); if (!m_text.empty()) - { - int x,y; - view->GetTextExtent( m_text, &x, &y ); - return wxSize( x, y ); - } - return wxSize(80,20); + return GetTextExtent(m_text); + else + return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE); } // --------------------------------------------------------- // wxDataViewBitmapRenderer // --------------------------------------------------------- -IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewCustomRenderer) +IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer) wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode, int align ) : - wxDataViewCustomRenderer( varianttype, mode, align ) + wxDataViewRenderer( varianttype, mode, align ) { } @@ -616,18 +812,18 @@ wxSize wxDataViewBitmapRenderer::GetSize() const else if (m_icon.Ok()) return wxSize( m_icon.GetWidth(), m_icon.GetHeight() ); - return wxSize(16,16); + return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE); } // --------------------------------------------------------- // wxDataViewToggleRenderer // --------------------------------------------------------- -IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewCustomRenderer) +IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer) wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype, wxDataViewCellMode mode, int align ) : - wxDataViewCustomRenderer( varianttype, mode, align ) + wxDataViewRenderer( varianttype, mode, align ) { m_toggle = false; } @@ -646,63 +842,60 @@ bool wxDataViewToggleRenderer::GetValue( wxVariant &WXUNUSED(value) ) const bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) { - // User wxRenderer here - - wxRect rect; - rect.x = cell.x + cell.width/2 - 10; - rect.width = 20; - rect.y = cell.y + cell.height/2 - 10; - rect.height = 20; - int flags = 0; if (m_toggle) flags |= wxCONTROL_CHECKED; - if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE) + if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE || + GetEnabled() == false) flags |= wxCONTROL_DISABLED; + // check boxes we draw must always have the same, standard size (if it's + // 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()); + wxRendererNative::Get().DrawCheckBox( GetOwner()->GetOwner(), *dc, - rect, + cell, flags ); return true; } -bool wxDataViewToggleRenderer::Activate( wxRect WXUNUSED(cell), - wxDataViewModel *model, - const wxDataViewItem & item, unsigned int col) +void wxDataViewToggleRenderer::WXOnActivate(wxDataViewModel *model, + const wxVariant& valueOld, + const wxDataViewItem & item, + unsigned int col) { - bool value = !m_toggle; - wxVariant variant = value; - model->SetValue( variant, item, col); - model->ValueChanged( item, col ); - return true; + if (model->IsEnabled(item, col)) + { + model->ChangeValue(!valueOld.GetBool(), item, col); + } } wxSize wxDataViewToggleRenderer::GetSize() const { - return wxSize(20,20); + // the window parameter is not used by GetCheckBoxSize() so it's + // safe to pass NULL + return wxRendererNative::Get().GetCheckBoxSize(NULL); } // --------------------------------------------------------- // wxDataViewProgressRenderer // --------------------------------------------------------- -IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer) +IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressRenderer, wxDataViewRenderer) wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label, const wxString &varianttype, wxDataViewCellMode mode, int align ) : - wxDataViewCustomRenderer( varianttype, mode, align ) + wxDataViewRenderer( varianttype, mode, align ) { m_label = label; m_value = 0; } -wxDataViewProgressRenderer::~wxDataViewProgressRenderer() -{ -} - bool wxDataViewProgressRenderer::SetValue( const wxVariant &value ) { m_value = (long) value; @@ -719,18 +912,23 @@ bool wxDataViewProgressRenderer::GetValue( wxVariant &value ) const return true; } -bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) +bool +wxDataViewProgressRenderer::Render(wxRect rect, wxDC *dc, int WXUNUSED(state)) { - double pct = (double)m_value / 100.0; - wxRect bar = cell; - bar.width = (int)(cell.width * pct); - dc->SetPen( *wxTRANSPARENT_PEN ); - dc->SetBrush( *wxBLUE_BRUSH ); - dc->DrawRectangle( bar ); + // deflate the rect to leave a small border between bars in adjacent rows + wxRect bar = rect.Deflate(0, 1); dc->SetBrush( *wxTRANSPARENT_BRUSH ); dc->SetPen( *wxBLACK_PEN ); - dc->DrawRectangle( cell ); + dc->DrawRectangle( bar ); + + bar.width = (int)(bar.width * m_value / 100.); + dc->SetPen( *wxTRANSPARENT_PEN ); + + const wxDataViewItemAttr& attr = GetAttr(); + dc->SetBrush( attr.HasColour() ? wxBrush(attr.GetColour()) + : *wxBLUE_BRUSH ); + dc->DrawRectangle( bar ); return true; } @@ -787,20 +985,17 @@ END_EVENT_TABLE() void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event ) { - wxDateTime date = event.GetDate(); - wxVariant value = date; - m_model->SetValue( value, m_item, m_col ); - m_model->ValueChanged( m_item, m_col ); + m_model->ChangeValue( event.GetDate(), m_item, m_col ); DismissAndNotify(); } #endif // wxUSE_DATE_RENDERER_POPUP -IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer) +IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewRenderer) wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype, wxDataViewCellMode mode, int align ) : - wxDataViewCustomRenderer( varianttype, mode, align ) + wxDataViewRenderer( varianttype, mode, align ) { } @@ -817,756 +1012,251 @@ bool wxDataViewDateRenderer::GetValue( wxVariant &value ) const return true; } -bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) +bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state ) { - dc->SetFont( GetOwner()->GetOwner()->GetFont() ); wxString tmp = m_date.FormatDate(); - dc->DrawText( tmp, cell.x, cell.y ); - + RenderText( tmp, 0, cell, dc, state ); return true; } wxSize wxDataViewDateRenderer::GetSize() const { - const wxDataViewCtrl* view = GetView(); - wxString tmp = m_date.FormatDate(); - wxCoord x,y,d; - view->GetTextExtent( tmp, &x, &y, &d ); - return wxSize(x,y+d); + return GetTextExtent(m_date.FormatDate()); } -bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *model, - const wxDataViewItem & item, unsigned int col ) +void wxDataViewDateRenderer::WXOnActivate(wxDataViewModel *model, + const wxVariant& valueOld, + const wxDataViewItem & item, + unsigned int col ) { - wxVariant variant; - model->GetValue( variant, item, col ); - wxDateTime value = variant.GetDateTime(); + wxDateTime dtOld = valueOld.GetDateTime(); #if wxUSE_DATE_RENDERER_POPUP wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient( - GetOwner()->GetOwner()->GetParent(), &value, model, item, col); + 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(value.Format()); + wxMessageBox(dtOld.Format()); #endif // wxUSE_DATE_RENDERER_POPUP/!wxUSE_DATE_RENDERER_POPUP - return true; } // --------------------------------------------------------- -// wxDataViewColumn +// wxDataViewIconTextRenderer // --------------------------------------------------------- -IMPLEMENT_ABSTRACT_CLASS(wxDataViewColumn, wxDataViewColumnBase) - -wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell, - unsigned int model_column, - int width, wxAlignment align, int flags ) : - wxDataViewColumnBase( title, cell, model_column, width, align, flags ) -{ - SetAlignment(align); - SetTitle(title); - SetFlags(flags); - - Init(width < 0 ? wxDVC_DEFAULT_WIDTH : width); -} +IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewRenderer) -wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell, - unsigned int model_column, - int width, wxAlignment align, int flags ) : - wxDataViewColumnBase( bitmap, cell, model_column, width, align, flags ) +wxDataViewIconTextRenderer::wxDataViewIconTextRenderer( +const wxString &varianttype, wxDataViewCellMode mode, int align ) : + wxDataViewRenderer( varianttype, mode, align ) { + SetMode(mode); SetAlignment(align); - SetFlags(flags); - - Init(width < 0 ? wxDVC_TOGGLE_DEFAULT_WIDTH : width); } -wxDataViewColumn::~wxDataViewColumn() +bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value ) { + m_value << value; + return true; } -void wxDataViewColumn::Init( int width ) +bool wxDataViewIconTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const { - m_width = width; - m_minWidth = wxDVC_DEFAULT_MINWIDTH; - m_ascending = true; + return false; } -void wxDataViewColumn::SetResizeable( bool resizeable ) +bool wxDataViewIconTextRenderer::Render(wxRect rect, wxDC *dc, int state) { - if (resizeable) - m_flags |= wxDATAVIEW_COL_RESIZABLE; - else - m_flags &= ~wxDATAVIEW_COL_RESIZABLE; -} + int xoffset = 0; -void wxDataViewColumn::SetHidden( bool hidden ) -{ - if (hidden) - m_flags |= wxDATAVIEW_COL_HIDDEN; - else - m_flags &= ~wxDATAVIEW_COL_HIDDEN; + const wxIcon& icon = m_value.GetIcon(); + if ( icon.IsOk() ) + { + dc->DrawIcon(icon, rect.x, rect.y + (rect.height - icon.GetHeight())/2); + xoffset = icon.GetWidth()+4; + } - // tell our owner to e.g. update its scrollbars: - if (GetOwner()) - GetOwner()->OnColumnChange(); -} + RenderText(m_value.GetText(), xoffset, rect, dc, state); -void wxDataViewColumn::SetSortable( bool sortable ) -{ - if (sortable) - m_flags |= wxDATAVIEW_COL_SORTABLE; - else - m_flags &= ~wxDATAVIEW_COL_SORTABLE; - - // Update header button - if (GetOwner()) - GetOwner()->OnColumnChange(); + return true; } -void wxDataViewColumn::SetSortOrder( bool ascending ) +wxSize wxDataViewIconTextRenderer::GetSize() const { - m_ascending = ascending; - - // Update header button - if (GetOwner()) - GetOwner()->OnColumnChange(); -} + if (!m_value.GetText().empty()) + { + wxSize size = GetTextExtent(m_value.GetText()); -bool wxDataViewColumn::IsSortOrderAscending() const -{ - return m_ascending; + if (m_value.GetIcon().IsOk()) + size.x += m_value.GetIcon().GetWidth() + 4; + return size; + } + return wxSize(80,20); } -void wxDataViewColumn::SetInternalWidth( int width ) +wxControl* wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow *parent, wxRect labelRect, const wxVariant& value) { - m_width = width; + wxDataViewIconText iconText; + iconText << value; - // the scrollbars of the wxDataViewCtrl needs to be recalculated! - if (m_owner && m_owner->m_clientArea) - m_owner->m_clientArea->RecalculateDisplay(); -} + wxString text = iconText.GetText(); -void wxDataViewColumn::SetWidth( int width ) -{ - m_owner->m_headerArea->UpdateDisplay(); + // adjust the label rect to take the width of the icon into account + if (iconText.GetIcon().IsOk()) + { + int w = iconText.GetIcon().GetWidth() + 4; + labelRect.x += w; + labelRect.width -= w; + } - SetInternalWidth(width); -} + wxTextCtrl* ctrl = new wxTextCtrl( parent, wxID_ANY, text, + wxPoint(labelRect.x,labelRect.y), + wxSize(labelRect.width,labelRect.height) ); + // select the text in the control an place the cursor at the end + ctrl->SetInsertionPointEnd(); + ctrl->SelectAll(); -//----------------------------------------------------------------------------- -// wxDataViewHeaderWindowBase -//----------------------------------------------------------------------------- + return ctrl; +} -void wxDataViewHeaderWindowBase::SendEvent(wxEventType type, unsigned int n) +bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant& value ) { - wxWindow *parent = GetParent(); - wxDataViewEvent le(type, parent->GetId()); - - le.SetEventObject(parent); - le.SetColumn(n); - le.SetDataViewColumn(GetColumn(n)); - le.SetModel(GetOwner()->GetModel()); - - // for events created by wxDataViewHeaderWindow the - // row / value fields are not valid + wxTextCtrl *text = (wxTextCtrl*) editor; - parent->GetEventHandler()->ProcessEvent(le); + wxDataViewIconText iconText(text->GetValue(), m_value.GetIcon()); + value << iconText; + return true; } -#if defined(__WXMSW__) && USE_NATIVE_HEADER_WINDOW - -// implemented in msw/listctrl.cpp: -int WXDLLIMPEXP_CORE wxMSWGetColumnClicked(NMHDR *nmhdr, POINT *ptClick); +//----------------------------------------------------------------------------- +// wxDataViewDropTarget +//----------------------------------------------------------------------------- -IMPLEMENT_ABSTRACT_CLASS(wxDataViewHeaderWindowMSW, wxWindow) +#if wxUSE_DRAG_AND_DROP -bool wxDataViewHeaderWindowMSW::Create( wxDataViewCtrl *parent, wxWindowID id, - const wxPoint &pos, const wxSize &size, - const wxString &name ) +class wxBitmapCanvas: public wxWindow { - m_owner = parent; - - if ( !CreateControl(parent, id, pos, size, 0, wxDefaultValidator, name) ) - return false; - - int x = pos.x == wxDefaultCoord ? 0 : pos.x, - y = pos.y == wxDefaultCoord ? 0 : pos.y, - w = size.x == wxDefaultCoord ? 1 : size.x, - h = size.y == wxDefaultCoord ? 22 : size.y; - - // create the native WC_HEADER window: - WXHWND hwndParent = (HWND)parent->GetHandle(); - WXDWORD msStyle = WS_CHILD | HDS_BUTTONS | HDS_HORZ | HDS_HOTTRACK | HDS_FULLDRAG; - m_hWnd = CreateWindowEx(0, - WC_HEADER, - (LPCTSTR) NULL, - msStyle, - x, y, w, h, - (HWND)hwndParent, - (HMENU)-1, - wxGetInstance(), - (LPVOID) NULL); - if (m_hWnd == NULL) - { - wxLogLastError(_T("CreateWindowEx")); - return false; +public: + wxBitmapCanvas( wxWindow *parent, const wxBitmap &bitmap, const wxSize &size ) : + wxWindow( parent, wxID_ANY, wxPoint(0,0), size ) + { + m_bitmap = bitmap; + Connect( wxEVT_PAINT, wxPaintEventHandler(wxBitmapCanvas::OnPaint) ); } - // we need to subclass the m_hWnd to force wxWindow::HandleNotify - // to call wxDataViewHeaderWindow::MSWOnNotify - SubclassWin(m_hWnd); - - // the following is required to get the default win's font for - // header windows and must be done befor sending the HDM_LAYOUT msg - SetFont(GetFont()); - - RECT rcParent; - HDLAYOUT hdl; - WINDOWPOS wp; + void OnPaint( wxPaintEvent &WXUNUSED(event) ) + { + wxPaintDC dc(this); + dc.DrawBitmap( m_bitmap, 0, 0); + } - // Retrieve the bounding rectangle of the parent window's - // client area, and then request size and position values - // from the header control. - ::GetClientRect((HWND)hwndParent, &rcParent); + wxBitmap m_bitmap; +}; - hdl.prc = &rcParent; - hdl.pwpos = ℘ - if (!SendMessage((HWND)m_hWnd, HDM_LAYOUT, 0, (LPARAM) &hdl)) +class wxDataViewDropSource: public wxDropSource +{ +public: + wxDataViewDropSource( wxDataViewMainWindow *win, unsigned int row ) : + wxDropSource( win ) { - wxLogLastError(_T("SendMessage")); - return false; + m_win = win; + m_row = row; + m_hint = NULL; } - // Set the size, position, and visibility of the header control. - SetWindowPos((HWND)m_hWnd, - wp.hwndInsertAfter, - wp.x, wp.y, - wp.cx, wp.cy, - wp.flags | SWP_SHOWWINDOW); - - // set our size hints: wxDataViewCtrl will put this wxWindow inside - // a wxBoxSizer and in order to avoid super-big header windows, - // we need to set our height as fixed - SetMinSize(wxSize(-1, wp.cy)); - SetMaxSize(wxSize(-1, wp.cy)); - - return true; -} - -wxDataViewHeaderWindowMSW::~wxDataViewHeaderWindow() -{ - UnsubclassWin(); -} - -void wxDataViewHeaderWindowMSW::UpdateDisplay() -{ - // remove old columns - for (int j=0, max=Header_GetItemCount((HWND)m_hWnd); j < max; j++) - Header_DeleteItem((HWND)m_hWnd, 0); - - // add the updated array of columns to the header control - unsigned int cols = GetOwner()->GetColumnCount(); - unsigned int added = 0; - for (unsigned int i = 0; i < cols; i++) - { - wxDataViewColumn *col = GetColumn( i ); - if (col->IsHidden()) - continue; // don't add it! - - HDITEM hdi; - hdi.mask = HDI_TEXT | HDI_FORMAT | HDI_WIDTH; - hdi.pszText = (wxChar *) col->GetTitle().wx_str(); - hdi.cxy = col->GetWidth(); - hdi.cchTextMax = sizeof(hdi.pszText)/sizeof(hdi.pszText[0]); - hdi.fmt = HDF_LEFT | HDF_STRING; - - // lParam is reserved for application's use: - // we store there the column index to use it later in MSWOnNotify - // (since columns may have been hidden) - hdi.lParam = (LPARAM)i; - - // the native wxMSW implementation of the header window - // draws the column separator COLUMN_WIDTH_OFFSET pixels - // on the right: to correct this effect we make the column - // exactly COLUMN_WIDTH_OFFSET wider (for the first column): - if (i == 0) - hdi.cxy += COLUMN_WIDTH_OFFSET; - - switch (col->GetAlignment()) - { - case wxALIGN_LEFT: - hdi.fmt |= HDF_LEFT; - break; - case wxALIGN_CENTER: - case wxALIGN_CENTER_HORIZONTAL: - hdi.fmt |= HDF_CENTER; - break; - case wxALIGN_RIGHT: - hdi.fmt |= HDF_RIGHT; - break; - - default: - // such alignment is not allowed for the column header! - wxFAIL; - } - - SendMessage((HWND)m_hWnd, HDM_INSERTITEM, - (WPARAM)added, (LPARAM)&hdi); - added++; - } -} - -unsigned int wxDataViewHeaderWindowMSW::GetColumnIdxFromHeader(NMHEADER *nmHDR) -{ - unsigned int idx; - - // NOTE: we don't just return nmHDR->iItem because when there are - // hidden columns, nmHDR->iItem may be different from - // nmHDR->pitem->lParam - - if (nmHDR->pitem && nmHDR->pitem->mask & HDI_LPARAM) - { - idx = (unsigned int)nmHDR->pitem->lParam; - return idx; - } - - HDITEM item; - item.mask = HDI_LPARAM; - Header_GetItem((HWND)m_hWnd, nmHDR->iItem, &item); - - return (unsigned int)item.lParam; -} - -bool wxDataViewHeaderWindowMSW::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) -{ - NMHDR *nmhdr = (NMHDR *)lParam; - - // is it a message from the header? - if ( nmhdr->hwndFrom != (HWND)m_hWnd ) - return wxWindow::MSWOnNotify(idCtrl, lParam, result); - - NMHEADER *nmHDR = (NMHEADER *)nmhdr; - switch ( nmhdr->code ) + ~wxDataViewDropSource() { - case HDN_BEGINTRACK: - // user has started to resize a column: - // do we need to veto it? - if (!GetColumn(nmHDR->iItem)->IsResizeable()) - { - // veto it! - *result = TRUE; - } - break; - - case HDN_BEGINDRAG: - // user has started to reorder a column - break; - - case HDN_ITEMCHANGING: - if (nmHDR->pitem != NULL && - (nmHDR->pitem->mask & HDI_WIDTH) != 0) - { - int minWidth = GetColumnFromHeader(nmHDR)->GetMinWidth(); - if (nmHDR->pitem->cxy < minWidth) - { - // do not allow the user to resize this column under - // its minimal width: - *result = TRUE; - } - } - break; - - case HDN_ITEMCHANGED: // user is resizing a column - case HDN_ENDTRACK: // user has finished resizing a column - case HDN_ENDDRAG: // user has finished reordering a column - - // update the width of the modified column: - if (nmHDR->pitem != NULL && - (nmHDR->pitem->mask & HDI_WIDTH) != 0) - { - unsigned int idx = GetColumnIdxFromHeader(nmHDR); - unsigned int w = nmHDR->pitem->cxy; - wxDataViewColumn *col = GetColumn(idx); - - // see UpdateDisplay() for more info about COLUMN_WIDTH_OFFSET - if (idx == 0 && w > COLUMN_WIDTH_OFFSET) - w -= COLUMN_WIDTH_OFFSET; - - if (w >= (unsigned)col->GetMinWidth()) - col->SetInternalWidth(w); - } - break; - - case HDN_ITEMCLICK: - { - unsigned int idx = GetColumnIdxFromHeader(nmHDR); - wxEventType evt = nmHDR->iButton == 0 ? - wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK : - wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK; - SendEvent(evt, idx); - } - break; - - case NM_RCLICK: - { - // NOTE: for some reason (i.e. for a bug in Windows) - // the HDN_ITEMCLICK notification is not sent on - // right clicks, so we need to handle NM_RCLICK - - POINT ptClick; - int column = wxMSWGetColumnClicked(nmhdr, &ptClick); - if (column != wxNOT_FOUND) - { - HDITEM item; - item.mask = HDI_LPARAM; - Header_GetItem((HWND)m_hWnd, column, &item); - - // 'idx' may be different from 'column' if there are - // hidden columns... - unsigned int idx = (unsigned int)item.lParam; - SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, - idx); - } - } - break; - - case HDN_GETDISPINFOW: - // see wxListCtrl::MSWOnNotify for more info! - break; - - case HDN_ITEMDBLCLICK: - { - unsigned int idx = GetColumnIdxFromHeader(nmHDR); - int w = GetOwner()->GetBestColumnWidth(idx); - - // update the native control: - HDITEM hd; - ZeroMemory(&hd, sizeof(hd)); - hd.mask = HDI_WIDTH; - hd.cxy = w; - Header_SetItem(GetHwnd(), - nmHDR->iItem, // NOTE: we don't want 'idx' here! - &hd); - - // update the wxDataViewColumn class: - GetColumn(idx)->SetInternalWidth(w); - } - break; - - default: - return wxWindow::MSWOnNotify(idCtrl, lParam, result); + delete m_hint; } - return true; -} - -void wxDataViewHeaderWindowMSW::ScrollWindow(int WXUNUSED(dx), int WXUNUSED(dy), - const wxRect *WXUNUSED(rect)) -{ - wxSize ourSz = GetClientSize(); - wxSize ownerSz = m_owner->GetClientSize(); - - // where should the (logical) origin of this window be placed? - int x1 = 0, y1 = 0; - m_owner->CalcUnscrolledPosition(0, 0, &x1, &y1); - - // put this window on top of our parent and - SetWindowPos((HWND)m_hWnd, HWND_TOP, -x1, 0, - ownerSz.GetWidth() + x1, ourSz.GetHeight(), - SWP_SHOWWINDOW); -} - -void wxDataViewHeaderWindowMSW::DoSetSize(int WXUNUSED(x), int WXUNUSED(y), - int WXUNUSED(w), int WXUNUSED(h), - int WXUNUSED(f)) -{ - // the wxDataViewCtrl's internal wxBoxSizer will call this function when - // the wxDataViewCtrl window gets resized: the following dummy call - // to ScrollWindow() is required in order to get this header window - // correctly repainted when it's (horizontally) scrolled: - - ScrollWindow(0, 0); -} - -#else // !defined(__WXMSW__) - -IMPLEMENT_ABSTRACT_CLASS(wxGenericDataViewHeaderWindow, wxWindow) -BEGIN_EVENT_TABLE(wxGenericDataViewHeaderWindow, wxWindow) - EVT_PAINT (wxGenericDataViewHeaderWindow::OnPaint) - EVT_MOUSE_EVENTS (wxGenericDataViewHeaderWindow::OnMouse) - EVT_SET_FOCUS (wxGenericDataViewHeaderWindow::OnSetFocus) -END_EVENT_TABLE() - -bool wxGenericDataViewHeaderWindow::Create(wxDataViewCtrl *parent, wxWindowID id, - const wxPoint &pos, const wxSize &size, - const wxString &name ) -{ - m_owner = parent; - - if (!wxDataViewHeaderWindowBase::Create(parent, id, pos, size, name)) - return false; - - wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes(); - SetBackgroundStyle( wxBG_STYLE_CUSTOM ); - SetOwnForegroundColour( attr.colFg ); - SetOwnBackgroundColour( attr.colBg ); - if (!m_hasFont) - SetOwnFont( attr.font ); - - // set our size hints: wxDataViewCtrl will put this wxWindow inside - // a wxBoxSizer and in order to avoid super-big header windows, - // we need to set our height as fixed - SetMinSize(wxSize(-1, HEADER_WINDOW_HEIGHT)); - SetMaxSize(wxSize(-1, HEADER_WINDOW_HEIGHT)); - - return true; -} - -void wxGenericDataViewHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) -{ - int w, h; - GetClientSize( &w, &h ); - - wxAutoBufferedPaintDC dc( this ); - - dc.SetBackground(GetBackgroundColour()); - dc.Clear(); - - int xpix; - m_owner->GetScrollPixelsPerUnit( &xpix, NULL ); - - int x; - m_owner->GetViewStart( &x, NULL ); - - // account for the horz scrollbar offset - dc.SetDeviceOrigin( -x * xpix, 0 ); - - dc.SetFont( GetFont() ); - - unsigned int cols = GetOwner()->GetColumnCount(); - unsigned int i; - int xpos = 0; - for (i = 0; i < cols; i++) + virtual bool GiveFeedback( wxDragResult WXUNUSED(effect) ) { - wxDataViewColumn *col = GetColumn( i ); - if (col->IsHidden()) - continue; // skip it! - - int cw = col->GetWidth(); - int ch = h; + wxPoint pos = wxGetMousePosition(); - wxHeaderSortIconType sortArrow = wxHDR_SORT_ICON_NONE; - if (col->IsSortable()) + if (!m_hint) { - if (col->IsSortOrderAscending()) - sortArrow = wxHDR_SORT_ICON_UP; - else - sortArrow = wxHDR_SORT_ICON_DOWN; + int liney = m_win->GetLineStart( m_row ); + int linex = 0; + m_win->GetOwner()->CalcUnscrolledPosition( 0, liney, NULL, &liney ); + m_win->ClientToScreen( &linex, &liney ); + m_dist_x = pos.x - linex; + m_dist_y = pos.y - liney; + + int indent = 0; + wxBitmap ib = m_win->CreateItemBitmap( m_row, indent ); + m_dist_x -= indent; + m_hint = new wxFrame( m_win->GetParent(), wxID_ANY, wxEmptyString, + wxPoint(pos.x - m_dist_x, pos.y + 5 ), + ib.GetSize(), + wxFRAME_TOOL_WINDOW | + wxFRAME_FLOAT_ON_PARENT | + wxFRAME_NO_TASKBAR | + wxNO_BORDER ); + new wxBitmapCanvas( m_hint, ib, ib.GetSize() ); + m_hint->Show(); } - - wxRendererNative::Get().DrawHeaderButton - ( - this, - dc, - wxRect(xpos, 0, cw, ch-1), - m_parent->IsEnabled() ? 0 - : (int)wxCONTROL_DISABLED, - sortArrow - ); - - // align as required the column title: - int x = xpos; - wxSize titleSz = dc.GetTextExtent(col->GetTitle()); - switch (col->GetAlignment()) + else { - case wxALIGN_LEFT: - x += HEADER_HORIZ_BORDER; - break; - case wxALIGN_CENTER: - case wxALIGN_CENTER_HORIZONTAL: - x += (cw - titleSz.GetWidth() - 2 * HEADER_HORIZ_BORDER)/2; - break; - case wxALIGN_RIGHT: - x += cw - titleSz.GetWidth() - HEADER_HORIZ_BORDER; - break; + m_hint->Move( pos.x - m_dist_x, pos.y + 5 ); + m_hint->SetTransparent( 128 ); } - // always center the title vertically: - int y = wxMax((ch - titleSz.GetHeight()) / 2, HEADER_VERT_BORDER); - - dc.SetClippingRegion( xpos+HEADER_HORIZ_BORDER, - HEADER_VERT_BORDER, - wxMax(cw - 2 * HEADER_HORIZ_BORDER, 1), // width - wxMax(ch - 2 * HEADER_VERT_BORDER, 1)); // height - dc.DrawText( col->GetTitle(), x, y ); - dc.DestroyClippingRegion(); - - xpos += cw; + return false; } -} -void wxGenericDataViewHeaderWindow::OnSetFocus( wxFocusEvent &event ) -{ - GetParent()->SetFocus(); - event.Skip(); -} + wxDataViewMainWindow *m_win; + unsigned int m_row; + wxFrame *m_hint; + int m_dist_x,m_dist_y; +}; -void wxGenericDataViewHeaderWindow::OnMouse( wxMouseEvent &event ) -{ - // we want to work with logical coords - int x; - m_owner->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL); - int y = event.GetY(); - if (m_isDragging) +class wxDataViewDropTarget: public wxDropTarget +{ +public: + wxDataViewDropTarget( wxDataObject *obj, wxDataViewMainWindow *win ) : + wxDropTarget( obj ) { - // we don't draw the line beyond our window, - // but we allow dragging it there - int w = 0; - GetClientSize( &w, NULL ); - m_owner->CalcUnscrolledPosition(w, 0, &w, NULL); - w -= 6; - - // erase the line if it was drawn - if (m_currentX < w) - DrawCurrent(); - - if (event.ButtonUp()) - { - m_isDragging = false; - if (HasCapture()) - ReleaseMouse(); - - m_dirty = true; - - GetColumn(m_column)->SetWidth(m_currentX - m_minX); - - Refresh(); - GetOwner()->Refresh(); - } - else - { - m_currentX = wxMax(m_minX + 7, x); - - // draw in the new location - if (m_currentX < w) DrawCurrent(); - } - + m_win = win; } - else // not dragging - { - m_minX = 0; - m_column = wxNOT_FOUND; - - bool hit_border = false; - - // end of the current column - int xpos = 0; - - // find the column where this event occured - int countCol = m_owner->GetColumnCount(); - for (int column = 0; column < countCol; column++) - { - wxDataViewColumn *p = GetColumn(column); - - if (p->IsHidden()) - continue; // skip if not shown - - xpos += p->GetWidth(); - m_column = column; - if ((abs(x-xpos) < 3) && (y < 22)) - { - hit_border = true; - break; - } - - if (x < xpos) - { - // inside the column - break; - } - - m_minX = xpos; - } - - if (m_column == wxNOT_FOUND) - return; - - bool resizeable = GetColumn(m_column)->IsResizeable(); - if (event.LeftDClick() && resizeable) - { - GetColumn(m_column)->SetWidth(GetOwner()->GetBestColumnWidth(m_column)); - Refresh(); - } - else if (event.LeftDown() || event.RightUp()) - { - if (hit_border && event.LeftDown() && resizeable) - { - m_isDragging = true; - CaptureMouse(); - m_currentX = x; - DrawCurrent(); - } - else // click on a column - { - wxEventType evt = event.LeftDown() ? - wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK : - wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK; - SendEvent(evt, m_column); - } - } - else if (event.Moving()) - { - if (hit_border && resizeable) - m_currentCursor = m_resizeCursor; - else - m_currentCursor = wxSTANDARD_CURSOR; - SetCursor(*m_currentCursor); - } + virtual wxDragResult OnDragOver( wxCoord x, wxCoord y, wxDragResult def ) + { + wxDataFormat format = GetMatchingPair(); + if (format == wxDF_INVALID) + return wxDragNone; + return m_win->OnDragOver( format, x, y, def); } -} - -void wxGenericDataViewHeaderWindow::DrawCurrent() -{ - int x1 = m_currentX; - int y1 = 0; - ClientToScreen (&x1, &y1); - - int x2 = m_currentX-1; -#ifdef __WXMSW__ - ++x2; // but why ???? -#endif - int y2 = 0; - m_owner->GetClientSize( NULL, &y2 ); - m_owner->ClientToScreen( &x2, &y2 ); - wxScreenDC dc; - dc.SetLogicalFunction(wxINVERT); - dc.SetPen(m_penCurrent); - dc.SetBrush(*wxTRANSPARENT_BRUSH); - AdjustDC(dc); - dc.DrawLine(x1, y1, x2, y2); -} + virtual bool OnDrop( wxCoord x, wxCoord y ) + { + wxDataFormat format = GetMatchingPair(); + if (format == wxDF_INVALID) + return false; + return m_win->OnDrop( format, x, y ); + } -void wxGenericDataViewHeaderWindow::AdjustDC(wxDC& dc) -{ - int xpix, x; + virtual wxDragResult OnData( wxCoord x, wxCoord y, wxDragResult def ) + { + wxDataFormat format = GetMatchingPair(); + if (format == wxDF_INVALID) + return wxDragNone; + if (!GetData()) + return wxDragNone; + return m_win->OnData( format, x, y, def ); + } - m_owner->GetScrollPixelsPerUnit( &xpix, NULL ); - m_owner->GetViewStart( &x, NULL ); + virtual void OnLeave() + { m_win->OnLeave(); } - // shift the DC origin to match the position of the main window horizontal - // scrollbar: this allows us to always use logical coords - dc.SetDeviceOrigin( -x * xpix, 0 ); -} + wxDataViewMainWindow *m_win; +}; -#endif // defined(__WXMSW__) +#endif // wxUSE_DRAG_AND_DROP //----------------------------------------------------------------------------- // wxDataViewRenameTimer @@ -1586,6 +1276,10 @@ void wxDataViewRenameTimer::Notify() // wxDataViewMainWindow //----------------------------------------------------------------------------- +// The tree building helper, declared firstly +static void BuildTreeHelper( const wxDataViewModel * model, const wxDataViewItem & item, + wxDataViewTreeNode * node); + int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 ) { if (row1 > row2) return 1; @@ -1593,7 +1287,6 @@ int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 ) return -1; } - IMPLEMENT_ABSTRACT_CLASS(wxDataViewMainWindow, wxWindow) BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow) @@ -1606,7 +1299,7 @@ END_EVENT_TABLE() wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID id, const wxPoint &pos, const wxSize &size, const wxString &name ) : - wxWindow( parent, id, pos, size, wxWANTS_CHARS, name ), + wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE, name ), m_selection( wxDataViewSelectionCmp ) { @@ -1619,34 +1312,40 @@ wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID i m_currentCol = NULL; m_currentRow = 0; - // TODO: we need to calculate this smartly - m_lineHeight = -#ifdef __WXMSW__ - 17; -#else - 20; -#endif - wxASSERT(m_lineHeight > 2*PADDING_TOPBOTTOM); + m_lineHeight = wxMax( 17, GetCharHeight() + 2 ); // 17 = mini icon height + 1 +#if wxUSE_DRAG_AND_DROP m_dragCount = 0; m_dragStart = wxPoint(0,0); + + m_dragEnabled = false; + m_dropEnabled = false; + m_dropHint = false; + m_dropHintLine = (unsigned int) -1; +#endif // wxUSE_DRAG_AND_DROP + m_lineLastClicked = (unsigned int) -1; m_lineBeforeLastClicked = (unsigned int) -1; m_lineSelectSingleOnUp = (unsigned int) -1; m_hasFocus = false; - SetBackgroundStyle( wxBG_STYLE_CUSTOM ); SetBackgroundColour( *wxWHITE ); - m_penRule = wxPen(GetRuleColour(), 1, wxSOLID); + SetBackgroundStyle(wxBG_STYLE_CUSTOM); + + m_penRule = wxPen(GetRuleColour()); + + // compose a pen whichcan draw black lines + // TODO: maybe there is something system colour to use + m_penExpander = wxPen(wxColour(0,0,0)); - //Here I compose a pen can draw black lines, maybe there are something system colour to use - m_penExpander = wxPen( wxColour(0,0,0), 1, wxSOLID ); - //Some new added code to deal with the tree structure m_root = new wxDataViewTreeNode( NULL ); - //Make m_count = -1 will cause the class recaculate the real displaying number of rows. - m_count = -1 ; + m_root->SetHasChildren(true); + + // Make m_count = -1 will cause the class recaculate the real displaying number of rows. + m_count = -1; + m_underMouse = NULL; UpdateDisplay(); } @@ -1656,195 +1355,240 @@ wxDataViewMainWindow::~wxDataViewMainWindow() delete m_renameTimer; } -void wxDataViewMainWindow::OnRenameTimer() + +#if wxUSE_DRAG_AND_DROP +bool wxDataViewMainWindow::EnableDragSource( const wxDataFormat &format ) { - // We have to call this here because changes may just have - // been made and no screen update taken place. - if ( m_dirty ) - wxSafeYield(); + m_dragFormat = format; + m_dragEnabled = format != wxDF_INVALID; - int xpos = 0; - unsigned int cols = GetOwner()->GetColumnCount(); - unsigned int i; - for (i = 0; i < cols; i++) - { - wxDataViewColumn *c = GetOwner()->GetColumn( i ); - if (c->IsHidden()) - continue; // skip it! + return true; +} - if (c == m_currentCol) - break; - xpos += c->GetWidth(); - } - wxRect labelRect( xpos, m_currentRow * m_lineHeight, - m_currentCol->GetWidth(), m_lineHeight ); +bool wxDataViewMainWindow::EnableDropTarget( const wxDataFormat &format ) +{ + m_dropFormat = format; + m_dropEnabled = format != wxDF_INVALID; - GetOwner()->CalcScrolledPosition( labelRect.x, labelRect.y, - &labelRect.x, &labelRect.y); + if (m_dropEnabled) + SetDropTarget( new wxDataViewDropTarget( new wxCustomDataObject( format ), this ) ); - m_currentCol->GetRenderer()->StartEditing( m_currentRow, labelRect ); + return true; } -//------------------------------------------------------------------ -// Helper class for do operation on the tree node -//------------------------------------------------------------------ -class DoJob +void wxDataViewMainWindow::RemoveDropHint() { -public: - DoJob(){}; - 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 }; - virtual int operator() ( wxDataViewTreeNode * node ) = 0 ; -}; + if (m_dropHint) + { + m_dropHint = false; + RefreshRow( m_dropHintLine ); + m_dropHintLine = (unsigned int) -1; + } +} -class ItemAddJob: public DoJob +wxDragResult wxDataViewMainWindow::OnDragOver( wxDataFormat format, wxCoord x, + wxCoord y, wxDragResult def ) { -public: - ItemAddJob( const wxDataViewItem & parent, const wxDataViewItem & item ) - { this->parent = parent ; this->item = item ; } - virtual ~ItemAddJob(){}; + int xx = x; + int yy = y; + m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy ); + unsigned int row = GetLineAt( yy ); - virtual int operator() ( wxDataViewTreeNode * node ) + if ((row >= GetRowCount()) || (xx > GetEndOfLastCol())) { - if( node->GetItem() == parent ) - { - wxDataViewTreeNode * newnode = new wxDataViewTreeNode( node ); - newnode->SetItem(item); - node->AppendChild( newnode); - return OK; - } - return CONT; + RemoveDropHint(); + return wxDragNone; } -private: - wxDataViewItem parent, item; -}; -bool Walker( wxDataViewTreeNode * node, DoJob & func ) -{ - if( node==NULL || !node->HasChildren()) - return false; + wxDataViewItem item = GetItemByRow( row ); + + wxDataViewModel *model = GetOwner()->GetModel(); - wxDataViewTreeNodes nodes = node->GetChildren(); - int len = node->GetChildrenNumber(); - int i = 0 ; - for( ; i < len ; i ++ ) + wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() ); + event.SetEventObject( m_owner ); + event.SetItem( item ); + event.SetModel( model ); + event.SetDataFormat( format ); + if (!m_owner->HandleWindowEvent( event )) { - wxDataViewTreeNode * n = nodes[i]; - switch( func( n ) ) - { - case DoJob::OK : - return true ; - case DoJob::IGR: - continue; - case DoJob::CONT: - default: - ; - } - - if( Walker( n , func ) ) - return true; + RemoveDropHint(); + return wxDragNone; } - return false; -} + if (!event.IsAllowed()) + { + RemoveDropHint(); + return wxDragNone; + } -bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item) -{ - ItemAddJob job( parent, item); - Walker( m_root , job); - UpdateDisplay(); - return true; -} + if (m_dropHint && (row != m_dropHintLine)) + RefreshRow( m_dropHintLine ); + m_dropHint = true; + m_dropHintLine = row; + RefreshRow( row ); -bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem & item) -{ - UpdateDisplay(); - return true; + return def; } -bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item) +bool wxDataViewMainWindow::OnDrop( wxDataFormat format, wxCoord x, wxCoord y ) { - UpdateDisplay(); - return true; -} + RemoveDropHint(); -bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned int WXUNUSED(col) ) -{ - // NOTE: to be valid, we cannot use e.g. INT_MAX - 1 -/*#define MAX_VIRTUAL_WIDTH 100000 + int xx = x; + int yy = y; + m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy ); + unsigned int row = GetLineAt( yy ); - wxRect rect( 0, row*m_lineHeight, MAX_VIRTUAL_WIDTH, m_lineHeight ); - m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); - Refresh( true, &rect ); + if ((row >= GetRowCount()) || (xx > GetEndOfLastCol())) + return false; + + wxDataViewItem item = GetItemByRow( row ); + + wxDataViewModel *model = GetOwner()->GetModel(); + + wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() ); + event.SetEventObject( m_owner ); + event.SetItem( item ); + event.SetModel( model ); + event.SetDataFormat( format ); + if (!m_owner->HandleWindowEvent( event )) + return false; + + if (!event.IsAllowed()) + return false; - return true; -*/ - UpdateDisplay(); return true; } -bool wxDataViewMainWindow::Cleared() +wxDragResult wxDataViewMainWindow::OnData( wxDataFormat format, wxCoord x, wxCoord y, + wxDragResult def ) { - UpdateDisplay(); - return true; + int xx = x; + int yy = y; + m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy ); + unsigned int row = GetLineAt( yy ); + + if ((row >= GetRowCount()) || (xx > GetEndOfLastCol())) + return wxDragNone; + + wxDataViewItem item = GetItemByRow( row ); + + wxDataViewModel *model = GetOwner()->GetModel(); + + wxCustomDataObject *obj = (wxCustomDataObject *) GetDropTarget()->GetDataObject(); + + wxDataViewEvent event( wxEVT_COMMAND_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() ); + if (!m_owner->HandleWindowEvent( event )) + return wxDragNone; + + if (!event.IsAllowed()) + return wxDragNone; + + return def; } -void wxDataViewMainWindow::UpdateDisplay() +void wxDataViewMainWindow::OnLeave() { - m_dirty = true; + RemoveDropHint(); } -void wxDataViewMainWindow::OnInternalIdle() +wxBitmap wxDataViewMainWindow::CreateItemBitmap( unsigned int row, int &indent ) { - wxWindow::OnInternalIdle(); + int height = GetLineHeight( row ); + int width = 0; + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col; + for (col = 0; col < cols; col++) + { + wxDataViewColumn *column = GetOwner()->GetColumnAt(col); + if (column->IsHidden()) + continue; // skip it! + width += column->GetWidth(); + } - if (m_dirty) + indent = 0; + if (!IsList()) { - RecalculateDisplay(); - m_dirty = false; + wxDataViewTreeNode *node = GetTreeNodeByRow(row); + indent = GetOwner()->GetIndent() * node->GetIndentLevel(); + indent = indent + m_lineHeight; + // try to use the m_lineHeight as the expander space + + if(!node->HasChildren()) + delete node; } -} + width -= indent; -void wxDataViewMainWindow::RecalculateDisplay() -{ - wxDataViewModel *model = GetOwner()->GetModel(); - if (!model) + wxBitmap bitmap( width, height ); + wxMemoryDC dc( bitmap ); + dc.SetFont( GetFont() ); + dc.SetPen( *wxBLACK_PEN ); + dc.SetBrush( *wxWHITE_BRUSH ); + dc.DrawRectangle( 0,0,width,height ); + + wxDataViewModel *model = m_owner->GetModel(); + + wxDataViewColumn *expander = GetOwner()->GetExpanderColumn(); + if (!expander) { - Refresh(); - return; + // TODO-RTL: last column for RTL support + expander = GetOwner()->GetColumnAt( 0 ); + GetOwner()->SetExpanderColumn(expander); } - int width = GetEndOfLastCol(); - int height = GetRowCount() * m_lineHeight; - SetVirtualSize( width, height ); - GetOwner()->SetScrollRate( 10, m_lineHeight ); + int x = 0; + for (col = 0; col < cols; col++) + { + wxDataViewColumn *column = GetOwner()->GetColumnAt( col ); + wxDataViewRenderer *cell = column->GetRenderer(); - Refresh(); -} + if (column->IsHidden()) + continue; // skip it! -void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect ) -{ - wxWindow::ScrollWindow( dx, dy, rect ); + width = column->GetWidth(); - if (GetOwner()->m_headerArea) - GetOwner()->m_headerArea->ScrollWindow( dx, 0 ); + if (column == expander) + width -= indent; + + wxDataViewItem item = GetItemByRow( row ); + cell->PrepareForItem(model, item, column->GetModelColumn()); + + wxRect item_rect(x, 0, width, height); + item_rect.Deflate(PADDING_RIGHTLEFT, 0); + + // dc.SetClippingRegion( item_rect ); + cell->WXCallRender(item_rect, &dc, 0); + // dc.DestroyClippingRegion(); + + x += width; + } + + return bitmap; } +#endif // wxUSE_DRAG_AND_DROP + + void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) { wxDataViewModel *model = GetOwner()->GetModel(); wxAutoBufferedPaintDC dc( this ); +#ifdef __WXMSW__ + dc.SetBrush(GetOwner()->GetBackgroundColour()); + dc.SetPen( *wxTRANSPARENT_PEN ); + dc.DrawRectangle(GetClientSize()); +#endif + // prepare the DC - dc.SetBackground(GetBackgroundColour()); - dc.Clear(); GetOwner()->PrepareDC( dc ); dc.SetFont( GetFont() ); @@ -1852,19 +1596,32 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) m_owner->CalcUnscrolledPosition( update.x, update.y, &update.x, &update.y ); // compute which items needs to be redrawn - unsigned int item_start = wxMax( 0, (update.y / m_lineHeight) ); + unsigned int item_start = GetLineAt( wxMax(0,update.y) ); unsigned int item_count = - wxMin( (int)(((update.y + update.height) / m_lineHeight) - item_start + 1), - (int)(GetRowCount( )- item_start) ); + wxMin( (int)( GetLineAt( wxMax(0,update.y+update.height) ) - item_start + 1), + (int)(GetRowCount( ) - item_start)); unsigned int item_last = item_start + item_count; + // Get the parent of DataViewCtrl + wxWindow *parent = GetParent()->GetParent(); + wxDataViewEvent cache_event(wxEVT_COMMAND_DATAVIEW_CACHE_HINT, parent->GetId()); + cache_event.SetEventObject(GetParent()); + cache_event.SetCache(item_start, item_last - 1); + parent->ProcessWindowEvent(cache_event); // compute which columns needs to be redrawn unsigned int cols = GetOwner()->GetColumnCount(); + if ( !cols ) + { + // we assume that we have at least one column below and painting an + // empty control is unnecessary anyhow + return; + } + unsigned int col_start = 0; - unsigned int x_start = 0; + unsigned int x_start; for (x_start = 0; col_start < cols; col_start++) { - wxDataViewColumn *col = GetOwner()->GetColumn(col_start); + wxDataViewColumn *col = GetOwner()->GetColumnAt(col_start); if (col->IsHidden()) continue; // skip it! @@ -1879,7 +1636,7 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) unsigned int x_last = x_start; for (; col_last < cols; col_last++) { - wxDataViewColumn *col = GetOwner()->GetColumn(col_last); + wxDataViewColumn *col = GetOwner()->GetColumnAt(col_last); if (col->IsHidden()) continue; // skip it! @@ -1895,9 +1652,9 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) dc.SetPen(m_penRule); dc.SetBrush(*wxTRANSPARENT_BRUSH); - for (unsigned int i = item_start; i <= item_last+1; i++) + for (unsigned int i = item_start; i <= item_last; i++) { - int y = i * m_lineHeight; + int y = GetLineStart( i ); dc.DrawLine(x_start, y, x_last, y); } } @@ -1911,19 +1668,19 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) int x = x_start; for (unsigned int i = col_start; i < col_last; i++) { - wxDataViewColumn *col = GetOwner()->GetColumn(i); + wxDataViewColumn *col = GetOwner()->GetColumnAt(i); if (col->IsHidden()) continue; // skip it - dc.DrawLine(x, item_start * m_lineHeight, - x, item_last * m_lineHeight); + dc.DrawLine(x, GetLineStart( item_start ), + x, GetLineStart( item_last ) ); x += col->GetWidth(); } // Draw last vertical rule - dc.DrawLine(x, item_start * m_lineHeight, - x, item_last * m_lineHeight); + dc.DrawLine(x, GetLineStart( item_start ), + x, GetLineStart( item_last ) ); } // redraw the background for the items which are selected/current @@ -1938,7 +1695,8 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) if (m_hasFocus) flags |= wxCONTROL_FOCUSED; - wxRect rect( x_start, item*m_lineHeight, x_last, m_lineHeight ); + wxRect rect( x_start, GetLineStart( item ), + x_last - x_start, GetLineHeight( item ) ); wxRendererNative::Get().DrawItemSelectionRect ( this, @@ -1949,104 +1707,126 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) } } - // redraw all cells for all rows which must be repainted and for all columns +#if wxUSE_DRAG_AND_DROP + if (m_dropHint) + { + wxRect rect( x_start, GetLineStart( m_dropHintLine ), + x_last - x_start, GetLineHeight( m_dropHintLine ) ); + dc.SetPen( *wxBLACK_PEN ); + dc.SetBrush( *wxTRANSPARENT_BRUSH ); + dc.DrawRectangle( rect ); + } +#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); + } + + // redraw all cells for all rows which must be repainted and all columns wxRect cell_rect; cell_rect.x = x_start; - cell_rect.height = m_lineHeight; // -1 is for the horizontal rules for (unsigned int i = col_start; i < col_last; i++) { - wxDataViewColumn *col = GetOwner()->GetColumn( i ); + wxDataViewColumn *col = GetOwner()->GetColumnAt( i ); wxDataViewRenderer *cell = col->GetRenderer(); cell_rect.width = col->GetWidth(); - if (col->IsHidden()) - continue; // skipt it! + if ( col->IsHidden() || cell_rect.width <= 0 ) + continue; // skip it! for (unsigned int item = item_start; item < item_last; item++) { // get the cell value and set it into the renderer - wxVariant value; - wxDataViewTreeNode * node = GetTreeNodeByRow(item); - if( node == NULL ) - continue; - - wxDataViewItem dataitem = node->GetItem(); - model->GetValue( value, dataitem, col->GetModelColumn()); - cell->SetValue( value ); - - // update the y offset - cell_rect.y = item * m_lineHeight; - - //Draw the expander here. Please notice that I use const number for all pixel data. When the final API are determined - //I will change this to the data member of the class wxDataViewCtrl - int indent = node->GetIndentLevel(); - if( col->GetModelColumn() == GetOwner()->GetExpanderColumn() ) + wxDataViewTreeNode *node = NULL; + wxDataViewItem dataitem; + + if (!IsVirtualList()) { - //Calculate the indent first - indent = cell_rect.x + GetOwner()->GetIndent() * indent; - - int expander_width = m_lineHeight - 2*EXPANDER_MARGIN; - // change the cell_rect.x to the appropriate pos - int expander_x = indent + EXPANDER_MARGIN , expander_y = cell_rect.y + EXPANDER_MARGIN ; - indent = indent + m_lineHeight ; //try to use the m_lineHeight as the expander space - dc.SetPen( m_penExpander ); - dc.SetBrush( wxNullBrush ); - if( node->HasChildren() ) - { - //dc.DrawRoundedRectangle( expander_x,expander_y,expander_width,expander_width, 1.0); - //dc.DrawLine( expander_x + 2 , expander_y + expander_width/2, expander_x + expander_width - 2, expander_y + expander_width/2 ); - wxRect rect( expander_x , expander_y, expander_width, expander_width); - if( node->IsOpen() ) - wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, wxCONTROL_EXPANDED ); - else - wxRendererNative::Get().DrawTreeItemButton( this, dc, rect ); - } - else + node = GetTreeNodeByRow(item); + if( node == NULL ) + continue; + + dataitem = node->GetItem(); + + if ((i > 0) && model->IsContainer(dataitem) && + !model->HasContainerColumns(dataitem)) + continue; + } + else + { + dataitem = wxDataViewItem( wxUIntToPtr(item+1) ); + } + + cell->PrepareForItem(model, dataitem, col->GetModelColumn()); + + // update cell_rect + cell_rect.y = GetLineStart( item ); + cell_rect.height = GetLineHeight( item ); + + // deal with the expander + int indent = 0; + if ((!IsList()) && (col == expander)) + { + // Calculate the indent first + indent = GetOwner()->GetIndent() * node->GetIndentLevel(); + + // we reserve m_lineHeight of horizontal space for the expander + // but leave EXPANDER_MARGIN around the expander itself + int exp_x = cell_rect.x + indent + EXPANDER_MARGIN; + + indent += m_lineHeight; + + // draw expander if needed and visible + if ( node->HasChildren() && exp_x < cell_rect.GetRight() ) { - // I am wandering whether we should draw dot lines between tree nodes + dc.SetPen( m_penExpander ); + dc.SetBrush( wxNullBrush ); + + int exp_size = m_lineHeight - 2*EXPANDER_MARGIN; + int exp_y = cell_rect.y + (cell_rect.height - exp_size)/2 + + EXPANDER_MARGIN - EXPANDER_OFFSET; + + const wxRect rect(exp_x, exp_y, exp_size, exp_size); + + int flag = 0; + if ( m_underMouse == node ) + flag |= wxCONTROL_CURRENT; + if ( node->IsOpen() ) + flag |= wxCONTROL_EXPANDED; + + // ensure that we don't overflow the cell (which might + // happen if the column is very narrow) + wxDCClipper clip(dc, cell_rect); + + wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag); } - //force the expander column to left-center align - cell->SetAlignment( wxALIGN_CENTER_VERTICAL ); + // force the expander column to left-center align + cell->SetAlignment( wxALIGN_CENTER_VERTICAL ); } - - - // cannot be bigger than allocated space - wxSize size = cell->GetSize(); - // Because of the tree structure indent, here we should minus the width of the cell for drawing - size.x = wxMin( size.x + 2*PADDING_RIGHTLEFT, cell_rect.width - indent ); - size.y = wxMin( size.y + 2*PADDING_TOPBOTTOM, cell_rect.height ); - - wxRect item_rect(cell_rect.GetTopLeft(), size); - int align = cell->GetAlignment(); - - // horizontal alignment: - item_rect.x = cell_rect.x; - if (align & wxALIGN_CENTER_HORIZONTAL) - item_rect.x = cell_rect.x + (cell_rect.width / 2) - (size.x / 2); - else if (align & wxALIGN_RIGHT) - item_rect.x = cell_rect.x + cell_rect.width - size.x; - //else: wxALIGN_LEFT is the default - - // vertical alignment: - item_rect.y = cell_rect.y; - if (align & wxALIGN_CENTER_VERTICAL) - item_rect.y = cell_rect.y + (cell_rect.height / 2) - (size.y / 2); - else if (align & wxALIGN_BOTTOM) - item_rect.y = cell_rect.y + cell_rect.height - size.y; - //else: wxALIGN_TOP is the default - - // add padding - item_rect.x += PADDING_RIGHTLEFT; - item_rect.y += PADDING_TOPBOTTOM; - item_rect.width = size.x - 2 * PADDING_RIGHTLEFT; - item_rect.height = size.y - 2 * PADDING_TOPBOTTOM; - - //Here we add the tree indent + if (node && !node->HasChildren()) + { + // Yes, if the node does not have any child, it must be a leaf which + // mean that it is a temporarily created by GetTreeNodeByRow + wxDELETE(node); + } + + wxRect item_rect = cell_rect; + item_rect.Deflate(PADDING_RIGHTLEFT, 0); + + // account for the tree indent (harmless if we're not indented) item_rect.x += indent; - + item_rect.width -= indent; + + if ( item_rect.width <= 0 ) + continue; + int state = 0; - if (m_selection.Index(item) != wxNOT_FOUND) + if (m_hasFocus && (m_selection.Index(item) != wxNOT_FOUND)) state |= wxDATAVIEW_CELL_SELECTED; // TODO: it would be much more efficient to create a clipping @@ -2056,121 +1836,490 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) // respect the given wxRect's top & bottom coords, eventually // violating only the left & right coords - however the user can // make its own renderer and thus we cannot be sure of that. - dc.SetClippingRegion( item_rect ); - cell->Render( item_rect, &dc, state ); - dc.DestroyClippingRegion(); + wxDCClipper clip(dc, item_rect); + + cell->WXCallRender(item_rect, &dc, state); } cell_rect.x += cell_rect.width; } } -int wxDataViewMainWindow::GetCountPerPage() const -{ - wxSize size = GetClientSize(); - return size.y / m_lineHeight; -} - -int wxDataViewMainWindow::GetEndOfLastCol() const +void wxDataViewMainWindow::OnRenameTimer() { - int width = 0; - unsigned int i; - for (i = 0; i < GetOwner()->GetColumnCount(); i++) + // We have to call this here because changes may just have + // been made and no screen update taken place. + if ( m_dirty ) { - const wxDataViewColumn *c = - wx_const_cast(wxDataViewCtrl*, GetOwner())->GetColumn( i ); - - if (!c->IsHidden()) - width += c->GetWidth(); + // TODO: use wxTheApp->SafeYieldFor(NULL, wxEVT_CATEGORY_UI) instead + // (needs to be tested!) + wxSafeYield(); } - return width; -} -unsigned int wxDataViewMainWindow::GetFirstVisibleRow() const -{ - int x = 0; - int y = 0; - m_owner->CalcUnscrolledPosition( x, y, &x, &y ); + wxDataViewItem item = GetItemByRow( m_currentRow ); - return y / m_lineHeight; + wxRect labelRect = GetItemRect(item, m_currentCol); + + m_currentCol->GetRenderer()->StartEditing( item, labelRect ); } -unsigned int wxDataViewMainWindow::GetLastVisibleRow() +//----------------------------------------------------------------------------- +// Helper class for do operation on the tree node +//----------------------------------------------------------------------------- +class DoJob { - wxSize client_size = GetClientSize(); - m_owner->CalcUnscrolledPosition( client_size.x, client_size.y, - &client_size.x, &client_size.y ); +public: + DoJob() { } + virtual ~DoJob() { } - return wxMin( GetRowCount()-1, ((unsigned)client_size.y/m_lineHeight)+1 ); -} + // 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 }; + virtual int operator() ( wxDataViewTreeNode * node ) = 0; + virtual int operator() ( void * n ) = 0; +}; -unsigned int wxDataViewMainWindow::GetRowCount() +bool Walker( wxDataViewTreeNode * node, DoJob & func ) { - if ( m_count == -1 ) - { - m_count = RecalculateCount(); - int width, height; - GetVirtualSize( &width, &height ); - height = m_count * m_lineHeight; + if( node==NULL ) + return false; - SetVirtualSize( width, height ); + switch( func( node ) ) + { + case DoJob::OK : + return true; + case DoJob::IGR: + return false; + case DoJob::CONT: + default: + ; } - return m_count; -} -void wxDataViewMainWindow::ChangeCurrentRow( unsigned int row ) -{ - m_currentRow = row; + const wxDataViewTreeNodes& nodes = node->GetNodes(); + const wxDataViewTreeLeaves& leaves = node->GetChildren(); - // send event + int len_nodes = nodes.GetCount(); + int len = leaves.GetCount(); + int i = 0, nodes_i = 0; + + for(; i < len; i ++ ) + { + void * n = leaves[i]; + if( nodes_i < len_nodes && n == nodes[nodes_i]->GetItem().GetID() ) + { + wxDataViewTreeNode * nd = nodes[nodes_i]; + nodes_i++; + + if( Walker( nd , func ) ) + return true; + + } + else + switch( func( n ) ) + { + case DoJob::OK : + return true; + case DoJob::IGR: + continue; + case DoJob::CONT: + default: + ; + } + } + return false; } -void wxDataViewMainWindow::SelectAllRows( bool on ) +bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item) { - if (IsEmpty()) - return; + GetOwner()->InvalidateColBestWidths(); - if (on) + if (IsVirtualList()) { - m_selection.Clear(); - for (unsigned int i = 0; i < GetRowCount(); i++) - m_selection.Add( i ); - Refresh(); + wxDataViewVirtualListModel *list_model = + (wxDataViewVirtualListModel*) GetOwner()->GetModel(); + m_count = list_model->GetCount(); + UpdateDisplay(); + return true; } - else + + SortPrepare(); + + wxDataViewTreeNode * node; + node = FindNode(parent); + + if( node == NULL ) + return false; + + node->SetHasChildren( true ); + + if( g_model->IsContainer( item ) ) { - unsigned int first_visible = GetFirstVisibleRow(); - unsigned int last_visible = GetLastVisibleRow(); - unsigned int i; - for (i = 0; i < m_selection.GetCount(); i++) - { - unsigned int row = m_selection[i]; - if ((row >= first_visible) && (row <= last_visible)) - RefreshRow( row ); - } - m_selection.Clear(); + wxDataViewTreeNode * newnode = new wxDataViewTreeNode( node ); + newnode->SetItem(item); + newnode->SetHasChildren( true ); + node->AddNode( newnode); } + else + node->AddLeaf( item.GetID() ); + + node->ChangeSubTreeCount(1); + + m_count = -1; + UpdateDisplay(); + + return true; } -void wxDataViewMainWindow::SelectRow( unsigned int row, bool on ) +static void DestroyTreeHelper( wxDataViewTreeNode * node); + +bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, + const wxDataViewItem& item) { - if (m_selection.Index( row ) == wxNOT_FOUND) + GetOwner()->InvalidateColBestWidths(); + + if (IsVirtualList()) { - if (on) + wxDataViewVirtualListModel *list_model = + (wxDataViewVirtualListModel*) GetOwner()->GetModel(); + m_count = list_model->GetCount(); + + if( m_currentRow > GetRowCount() ) + m_currentRow = m_count - 1; + + // TODO: why empty the entire selection? + m_selection.Empty(); + + UpdateDisplay(); + + return true; + } + + wxDataViewTreeNode * node = FindNode(parent); + + // Notice that it is possible that the item being deleted is not in the + // tree at all, for example we could be deleting a never shown (because + // 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 ( !node || node->GetChildren().Index(item.GetID()) == wxNOT_FOUND ) + return false; + + int sub = -1; + node->GetChildren().Remove( item.GetID() ); + // Manipolate selection + if( m_selection.GetCount() > 1 ) + { + m_selection.Empty(); + } + bool isContainer = false; + wxDataViewTreeNodes nds = node->GetNodes(); + for (size_t i = 0; i < nds.GetCount(); i ++) + { + if (nds[i]->GetItem() == item) { - m_selection.Add( row ); - RefreshRow( row ); + isContainer = true; + break; } } - else + if( isContainer ) { - if (!on) + wxDataViewTreeNode * n = NULL; + wxDataViewTreeNodes nodes = node->GetNodes(); + int len = nodes.GetCount(); + for( int i = 0; i < len; i ++) { - m_selection.Remove( row ); - RefreshRow( row ); + if( nodes[i]->GetItem() == item ) + { + n = nodes[i]; + break; + } } + + wxCHECK_MSG( n != NULL, false, "item not found" ); + + node->GetNodes().Remove( n ); + sub -= n->GetSubTreeCount(); + ::DestroyTreeHelper(n); } -} + // Make the row number invalid and get a new valid one when user call GetRowCount + m_count = -1; + node->ChangeSubTreeCount(sub); + + // Change the current row to the last row if the current exceed the max row number + if( m_currentRow > GetRowCount() ) + m_currentRow = m_count - 1; + + UpdateDisplay(); + + return true; +} + +bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item) +{ + GetOwner()->InvalidateColBestWidths(); + + SortPrepare(); + g_model->Resort(); + + // Send event + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId()); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetItem(item); + parent->GetEventHandler()->ProcessEvent(le); + + return true; +} + +bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned int model_column ) +{ + int view_column = -1; + unsigned int n_col = m_owner->GetColumnCount(); + for (unsigned i = 0; i < n_col; i++) + { + wxDataViewColumn *column = m_owner->GetColumn( i ); + if (column->GetModelColumn() == model_column) + { + view_column = (int) i; + break; + } + } + if (view_column == -1) + return false; + + GetOwner()->InvalidateColBestWidth(view_column); + + // NOTE: to be valid, we cannot use e.g. INT_MAX - 1 +/*#define MAX_VIRTUAL_WIDTH 100000 + + wxRect rect( 0, row*m_lineHeight, MAX_VIRTUAL_WIDTH, m_lineHeight ); + m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); + Refresh( true, &rect ); + + return true; +*/ + SortPrepare(); + g_model->Resort(); + + // Send event + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId()); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetItem(item); + le.SetColumn(view_column); + le.SetDataViewColumn(GetOwner()->GetColumn(view_column)); + parent->GetEventHandler()->ProcessEvent(le); + + return true; +} + +bool wxDataViewMainWindow::Cleared() +{ + GetOwner()->InvalidateColBestWidths(); + + DestroyTree(); + m_selection.Clear(); + + SortPrepare(); + BuildTree( GetOwner()->GetModel() ); + + UpdateDisplay(); + + return true; +} + +void wxDataViewMainWindow::UpdateDisplay() +{ + m_dirty = true; + m_underMouse = NULL; +} + +void wxDataViewMainWindow::OnInternalIdle() +{ + wxWindow::OnInternalIdle(); + + if (m_dirty) + { + RecalculateDisplay(); + m_dirty = false; + } +} + +void wxDataViewMainWindow::RecalculateDisplay() +{ + wxDataViewModel *model = GetOwner()->GetModel(); + if (!model) + { + Refresh(); + return; + } + + int width = GetEndOfLastCol(); + int height = GetLineStart( GetRowCount() ); + + SetVirtualSize( width, height ); + GetOwner()->SetScrollRate( 10, m_lineHeight ); + + Refresh(); +} + +void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect ) +{ + m_underMouse = NULL; + + wxWindow::ScrollWindow( dx, dy, rect ); + + if (GetOwner()->m_headerArea) + GetOwner()->m_headerArea->ScrollWindow( dx, 0 ); +} + +void wxDataViewMainWindow::ScrollTo( int rows, int column ) +{ + m_underMouse = NULL; + + int x, y; + m_owner->GetScrollPixelsPerUnit( &x, &y ); + int sy = GetLineStart( rows )/y; + int sx = 0; + if( column != -1 ) + { + wxRect rect = GetClientRect(); + int colnum = 0; + int x_start, w = 0; + int xx, yy, xe; + m_owner->CalcUnscrolledPosition( rect.x, rect.y, &xx, &yy ); + for (x_start = 0; colnum < column; colnum++) + { + wxDataViewColumn *col = GetOwner()->GetColumnAt(colnum); + if (col->IsHidden()) + continue; // skip it! + + w = col->GetWidth(); + x_start += w; + } + + int x_end = x_start + w; + xe = xx + rect.width; + if( x_end > xe ) + { + sx = ( xx + x_end - xe )/x; + } + if( x_start < xx ) + { + sx = x_start/x; + } + } + m_owner->Scroll( sx, sy ); +} + +int wxDataViewMainWindow::GetCountPerPage() const +{ + wxSize size = GetClientSize(); + return size.y / m_lineHeight; +} + +int wxDataViewMainWindow::GetEndOfLastCol() const +{ + int width = 0; + unsigned int i; + for (i = 0; i < GetOwner()->GetColumnCount(); i++) + { + const wxDataViewColumn *c = + const_cast(GetOwner())->GetColumnAt( i ); + + if (!c->IsHidden()) + width += c->GetWidth(); + } + return width; +} + +unsigned int wxDataViewMainWindow::GetFirstVisibleRow() const +{ + int x = 0; + int y = 0; + m_owner->CalcUnscrolledPosition( x, y, &x, &y ); + + return GetLineAt( y ); +} + +unsigned int wxDataViewMainWindow::GetLastVisibleRow() +{ + wxSize client_size = GetClientSize(); + m_owner->CalcUnscrolledPosition( client_size.x, client_size.y, + &client_size.x, &client_size.y ); + + // we should deal with the pixel here + unsigned int row = GetLineAt(client_size.y) - 1; + + return wxMin( GetRowCount()-1, row ); +} + +unsigned int wxDataViewMainWindow::GetRowCount() +{ + if ( m_count == -1 ) + { + m_count = RecalculateCount(); + UpdateDisplay(); + } + return m_count; +} + +void wxDataViewMainWindow::ChangeCurrentRow( unsigned int row ) +{ + m_currentRow = row; + + // send event +} + +void wxDataViewMainWindow::SelectAllRows( bool on ) +{ + if (IsEmpty()) + return; + + if (on) + { + m_selection.Clear(); + for (unsigned int i = 0; i < GetRowCount(); i++) + m_selection.Add( i ); + Refresh(); + } + else + { + unsigned int first_visible = GetFirstVisibleRow(); + unsigned int last_visible = GetLastVisibleRow(); + unsigned int i; + for (i = 0; i < m_selection.GetCount(); i++) + { + unsigned int row = m_selection[i]; + if ((row >= first_visible) && (row <= last_visible)) + RefreshRow( row ); + } + m_selection.Clear(); + } +} + +void wxDataViewMainWindow::SelectRow( unsigned int row, bool on ) +{ + if (m_selection.Index( row ) == wxNOT_FOUND) + { + if (on) + { + m_selection.Add( row ); + RefreshRow( row ); + } + } + else + { + if (!on) + { + m_selection.Remove( row ); + RefreshRow( row ); + } + } +} void wxDataViewMainWindow::SelectRows( unsigned int from, unsigned int to, bool on ) { @@ -2223,9 +2372,21 @@ bool wxDataViewMainWindow::IsRowSelected( unsigned int row ) return (m_selection.Index( row ) != wxNOT_FOUND); } +void wxDataViewMainWindow::SendSelectionChangedEvent( const wxDataViewItem& item) +{ + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, parent->GetId()); + + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetItem( item ); + + parent->GetEventHandler()->ProcessEvent(le); +} + void wxDataViewMainWindow::RefreshRow( unsigned int row ) { - wxRect rect( 0, row*m_lineHeight, GetEndOfLastCol(), m_lineHeight ); + wxRect rect( 0, GetLineStart( row ), GetEndOfLastCol(), GetLineHeight( row ) ); m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); wxSize client_size = GetClientSize(); @@ -2244,7 +2405,7 @@ void wxDataViewMainWindow::RefreshRows( unsigned int from, unsigned int to ) from = tmp; } - wxRect rect( 0, from*m_lineHeight, GetEndOfLastCol(), (to-from+1) * m_lineHeight ); + wxRect rect( 0, GetLineStart( from ), GetEndOfLastCol(), GetLineStart( (to-from+1) ) ); m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); wxSize client_size = GetClientSize(); @@ -2256,24 +2417,20 @@ void wxDataViewMainWindow::RefreshRows( unsigned int from, unsigned int to ) void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow ) { - unsigned int count = GetRowCount(); - if (firstRow > count) - return; + wxSize client_size = GetClientSize(); + int start = GetLineStart( firstRow ); + m_owner->CalcScrolledPosition( start, 0, &start, NULL ); + if (start > client_size.y) return; - wxRect rect( 0, firstRow*m_lineHeight, GetEndOfLastCol(), count * m_lineHeight ); - m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); + wxRect rect( 0, start, client_size.x, client_size.y - start ); - wxSize client_size = GetClientSize(); - wxRect client_rect( 0, 0, client_size.x, client_size.y ); - wxRect intersect_rect = client_rect.Intersect( rect ); - if (intersect_rect.width > 0) - Refresh( true, &intersect_rect ); + Refresh( true, &rect ); } void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event) { wxCHECK_RET( newCurrent < GetRowCount(), - _T("invalid item index in OnArrowChar()") ); + wxT("invalid item index in OnArrowChar()") ); // if there is no selection, we cannot move it anywhere if (!HasCurrentRow()) @@ -2297,6 +2454,8 @@ void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent } SelectRows( oldCurrent, newCurrent, true ); + if (oldCurrent!=newCurrent) + SendSelectionChangedEvent(GetItemByRow(m_selection[0])); } else // !shift { @@ -2309,258 +2468,858 @@ void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent 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; + rect.x = 0; + rect.y = GetLineStart( row ); + rect.width = GetEndOfLastCol(); + rect.height = GetLineHeight( row ); + + return rect; +} + +int wxDataViewMainWindow::GetLineStart( unsigned int row ) const +{ + const wxDataViewModel *model = GetOwner()->GetModel(); + + if (GetOwner()->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) + { + // TODO make more efficient + + int start = 0; + + unsigned int r; + for (r = 0; r < row; r++) + { + const wxDataViewTreeNode* node = GetTreeNodeByRow(r); + if (!node) return start; + + wxDataViewItem item = node->GetItem(); + + if (node && !node->HasChildren()) + { + // Yes, if the node does not have any child, it must be a leaf which + // mean that it is a temporarily created by GetTreeNodeByRow + wxDELETE(node); + } + + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col; + int height = m_lineHeight; + for (col = 0; col < cols; col++) + { + const wxDataViewColumn *column = GetOwner()->GetColumn(col); + if (column->IsHidden()) + continue; // skip it! + + if ((col != 0) && + model->IsContainer(item) && + !model->HasContainerColumns(item)) + continue; // skip it! + + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + renderer->PrepareForItem(model, item, column->GetModelColumn()); + + height = wxMax( height, renderer->GetSize().y ); + } + + start += height; + } + + return start; + } + else + { + return row * m_lineHeight; + } +} + +int wxDataViewMainWindow::GetLineAt( unsigned int y ) const +{ + const wxDataViewModel *model = GetOwner()->GetModel(); + + // check for the easy case first + if ( !GetOwner()->HasFlag(wxDV_VARIABLE_LINE_HEIGHT) ) + return y / m_lineHeight; + + // TODO make more efficient + unsigned int row = 0; + unsigned int yy = 0; + for (;;) + { + const wxDataViewTreeNode* node = GetTreeNodeByRow(row); + if (!node) + { + // not really correct... + return row + ((y-yy) / m_lineHeight); + } + + wxDataViewItem item = node->GetItem(); + + if (node && !node->HasChildren()) + { + // Yes, if the node does not have any child, it must be a leaf which + // mean that it is a temporarily created by GetTreeNodeByRow + wxDELETE(node); + } + + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col; + int height = m_lineHeight; + for (col = 0; col < cols; col++) + { + const wxDataViewColumn *column = GetOwner()->GetColumn(col); + if (column->IsHidden()) + continue; // skip it! + + if ((col != 0) && + model->IsContainer(item) && + !model->HasContainerColumns(item)) + continue; // skip it! + + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + renderer->PrepareForItem(model, item, column->GetModelColumn()); + + height = wxMax( height, renderer->GetSize().y ); + } + + yy += height; + if (y < yy) + return row; + + row++; + } +} + +int wxDataViewMainWindow::GetLineHeight( unsigned int row ) const +{ + const wxDataViewModel *model = GetOwner()->GetModel(); + + if (GetOwner()->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) + { + wxASSERT( !IsVirtualList() ); + + const wxDataViewTreeNode* node = GetTreeNodeByRow(row); + // wxASSERT( node ); + if (!node) return m_lineHeight; + + wxDataViewItem item = node->GetItem(); + + if (node && !node->HasChildren()) + { + // Yes, if the node does not have any child, it must be a leaf which + // mean that it is a temporarily created by GetTreeNodeByRow + wxDELETE(node); + } + + int height = m_lineHeight; + + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col; + for (col = 0; col < cols; col++) + { + const wxDataViewColumn *column = GetOwner()->GetColumn(col); + if (column->IsHidden()) + continue; // skip it! + + if ((col != 0) && + model->IsContainer(item) && + !model->HasContainerColumns(item)) + continue; // skip it! + + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + renderer->PrepareForItem(model, item, column->GetModelColumn()); + + height = wxMax( height, renderer->GetSize().y ); + } + + return height; + } + else + { + return m_lineHeight; + } +} + +class RowToItemJob: public DoJob +{ +public: + RowToItemJob( unsigned int row , int current ) + { this->row = row; this->current = current; } + virtual ~RowToItemJob() {} + + virtual int operator() ( wxDataViewTreeNode * node ) + { + current ++; + if( current == static_cast(row)) + { + ret = node->GetItem(); + return DoJob::OK; + } + + if( node->GetSubTreeCount() + current < static_cast(row) ) + { + current += node->GetSubTreeCount(); + return DoJob::IGR; + } + else + { + // If the current has no child node, we can find the desired item of the row + // number directly. + // This if can speed up finding in some case, and will has a very good effect + // when it comes to list view + if( node->GetNodes().GetCount() == 0) + { + int index = static_cast(row) - current - 1; + ret = node->GetChildren().Item( index ); + return DoJob::OK; + } + return DoJob::CONT; + } + } + + virtual int operator() ( void * n ) + { + current ++; + if( current == static_cast(row)) + { + ret = wxDataViewItem( n ); + return DoJob::OK; + } + return DoJob::CONT; + } + + wxDataViewItem GetResult() const + { return ret; } + +private: + unsigned int row; + int current; + wxDataViewItem ret; +}; + +wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const +{ + if (IsVirtualList()) + { + return wxDataViewItem( wxUIntToPtr(row+1) ); + } + else + { + RowToItemJob job( row, -2 ); + Walker( m_root , job ); + return job.GetResult(); + } +} + +class RowToTreeNodeJob: public DoJob +{ +public: + RowToTreeNodeJob( unsigned int row , int current, wxDataViewTreeNode * node ) + { + this->row = row; + this->current = current; + ret = NULL; + parent = node; + } + virtual ~RowToTreeNodeJob(){ } + + virtual int operator() ( wxDataViewTreeNode * node ) + { + current ++; + if( current == static_cast(row)) + { + ret = node; + return DoJob::OK; + } + + if( node->GetSubTreeCount() + current < static_cast(row) ) + { + current += node->GetSubTreeCount(); + return DoJob::IGR; + } + else + { + parent = node; + + // If the current node has no children, we can find the desired item of the + // row number directly. + // This if can speed up finding in some case, and will have a very good + // effect for list views. + if( node->GetNodes().GetCount() == 0) + { + int index = static_cast(row) - current - 1; + void * n = node->GetChildren().Item( index ); + ret = new wxDataViewTreeNode( parent ); + ret->SetItem( wxDataViewItem( n )); + ret->SetHasChildren(false); + return DoJob::OK; + } + return DoJob::CONT; + } + } + + virtual int operator() ( void * n ) + { + current ++; + if( current == static_cast(row)) + { + ret = new wxDataViewTreeNode( parent ); + ret->SetItem( wxDataViewItem( n )); + ret->SetHasChildren(false); + return DoJob::OK; + } + + return DoJob::CONT; + } + + wxDataViewTreeNode * GetResult() const + { return ret; } + +private: + unsigned int row; + int current; + wxDataViewTreeNode * ret; + wxDataViewTreeNode * parent; +}; + +wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row) const +{ + wxASSERT( !IsVirtualList() ); + + RowToTreeNodeJob job( row , -2, m_root ); + Walker( m_root , job ); + return job.GetResult(); +} + +wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, + const wxDataViewItem & item ) +{ + wxWindow *parent = GetParent(); + wxDataViewEvent le(type, parent->GetId()); + + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetItem( item ); + + parent->GetEventHandler()->ProcessEvent(le); + return le; +} + +bool wxDataViewMainWindow::IsExpanded( unsigned int row ) const +{ + if (IsList()) + return false; + + wxDataViewTreeNode * node = GetTreeNodeByRow(row); + if (!node) + return false; + + if (!node->HasChildren()) + { + delete node; + return false; + } + + return node->IsOpen(); +} + +bool wxDataViewMainWindow::HasChildren( unsigned int row ) const +{ + if (IsList()) + return false; + + wxDataViewTreeNode * node = GetTreeNodeByRow(row); + if (!node) + return false; + + if (!node->HasChildren()) + { + delete node; + return false; + } + + return true; +} + +void wxDataViewMainWindow::Expand( unsigned int row ) +{ + if (IsList()) + return; + + wxDataViewTreeNode * node = GetTreeNodeByRow(row); + if (!node) + return; + + if (!node->HasChildren()) + { + delete node; + return; + } + + if (!node->IsOpen()) + { + wxDataViewEvent e = + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, node->GetItem()); + + // Check if the user prevent expanding + if( e.GetSkipped() ) + return; + + node->ToggleOpen(); + + // build the children of current node + if( node->GetChildrenNumber() == 0 ) + { + SortPrepare(); + ::BuildTreeHelper(GetOwner()->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; i row) + ChangeCurrentRow(m_currentRow + rowAdjustment); + + m_count = -1; + UpdateDisplay(); + // Send the expanded event + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem()); + } +} + +void wxDataViewMainWindow::Collapse(unsigned int row) +{ + if (IsList()) + return; + + wxDataViewTreeNode *node = GetTreeNodeByRow(row); + if (!node) + return; + + if (!node->HasChildren()) + { + delete node; + return; + } + + if (node->IsOpen()) + { + wxDataViewEvent e = + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem()); + if( e.GetSkipped() ) + return; + + // Find out if there are selected items below the current node. + bool selectCollapsingRow = false; + const unsigned rowAdjustment = node->GetSubTreeCount(); + unsigned maxRowToBeTested = row + rowAdjustment; + for(unsigned i=0; i row && testRow <= maxRowToBeTested) + { + selectCollapsingRow = true; + // get out as soon as we have found a node that is selected + break; + } + } + + node->ToggleOpen(); + + // If the node to be closed has selected items the user won't see those any longer. + // We select the collapsing node in this case. + if(selectCollapsingRow) + { + SelectAllRows(false); + ChangeCurrentRow(row); + SelectRow(row, true); + SendSelectionChangedEvent(GetItemByRow(row)); + } + else + { + // if there were no selected items below our node we still need to "fix" the + // selection list to adjust for the changing of the row indices. + // We actually do the opposite of what we are doing in Expand(). + for(unsigned i=0; i row && m_currentRow <= maxRowToBeTested) + ChangeCurrentRow(row); + else if(m_currentRow > row) + ChangeCurrentRow(m_currentRow - rowAdjustment); + } + + m_count = -1; + UpdateDisplay(); + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED,node->GetItem()); + } +} + +wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item ) +{ + const wxDataViewModel * model = GetOwner()->GetModel(); + if( model == NULL ) + return NULL; + + if (!item.IsOk()) + return m_root; + + // Compose the parent-chain for the item we are looking for + wxVector parentChain; + wxDataViewItem it( item ); + while( it.IsOk() ) + { + parentChain.push_back(it); + it = model->GetParent(it); + } + + // Find the item along the parent-chain. + // This algorithm is designed to speed up the node-finding method + wxDataViewTreeNode* node = m_root; + for( unsigned iter = parentChain.size()-1; iter>=0; --iter ) + { + if( node->HasChildren() ) + { + if( node->GetChildrenNumber() == 0 ) + { + SortPrepare(); + ::BuildTreeHelper(model, node->GetItem(), node); + } + + const wxDataViewTreeNodes& nodes = node->GetNodes(); + bool found = false; + + for (unsigned i = 0; i < nodes.GetCount(); ++i) + { + wxDataViewTreeNode* currentNode = nodes[i]; + if (currentNode->GetItem() == parentChain[iter]) + { + if (currentNode->GetItem() == item) + return currentNode; + + node = currentNode; + found = true; + break; + } + } + if (!found) + return NULL; + } else - RefreshRow( m_currentRow ); + return NULL; } - - //EnsureVisible( m_currentRow ); + return NULL; } -wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const +void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item, + wxDataViewColumn* &column ) { - wxRect rect; - rect.x = 0; - rect.y = m_lineHeight * row; - rect.width = GetEndOfLastCol(); - rect.height = m_lineHeight; - - return rect; -} + wxDataViewColumn *col = NULL; + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int colnum = 0; + int x, y; + m_owner->CalcUnscrolledPosition( point.x, point.y, &x, &y ); + for (unsigned x_start = 0; colnum < cols; colnum++) + { + col = GetOwner()->GetColumnAt(colnum); + if (col->IsHidden()) + continue; // skip it! -class RowToItemJob: public DoJob -{ -public: - RowToItemJob( unsigned int row , int current ) { this->row = row; this->current = current ;} - virtual ~RowToItemJob(){}; + unsigned int w = col->GetWidth(); + if (x_start+w >= (unsigned int)x) + break; - virtual int operator() ( wxDataViewTreeNode * node ) - { - if( current == row) - { - ret = node->GetItem() ; - return DoJob::OK; - } - current ++; - if ( node->IsOpen()) - return DoJob::CONT; - else - return DoJob::IGR; - } - - wxDataViewItem GetResult(){ return ret; } -private: - unsigned int row; - int current ; - wxDataViewItem ret; -}; + x_start += w; + } -wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) -{ - RowToItemJob job( row, 0 ); - Walker( m_root , job ); - return job.GetResult(); + column = col; + item = GetItemByRow( GetLineAt( y ) ); } -class RowToTreeNodeJob: public DoJob +wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, + const wxDataViewColumn* column ) { -public: - RowToTreeNodeJob( unsigned int row , int current ) { this->row = row; this->current = current ; ret = NULL ; } - virtual ~RowToTreeNodeJob(){}; + int xpos = 0; + int width = 0; - virtual int operator() ( wxDataViewTreeNode * node ) + unsigned int cols = GetOwner()->GetColumnCount(); + // If column is null the loop will compute the combined width of all columns. + // Otherwise, it will compute the x position of the column we are looking for. + for (unsigned int i = 0; i < cols; i++) { - if( current == row) - { - ret = node ; - return DoJob::OK; - } - current ++; - if ( node->IsOpen()) - return DoJob::CONT; - else - return DoJob::IGR; - } + wxDataViewColumn* col = GetOwner()->GetColumnAt( i ); - wxDataViewTreeNode * GetResult(){ return ret; } -private: - unsigned int row; - int current ; - wxDataViewTreeNode * ret; -}; + if (col == column) + break; + if (col->IsHidden()) + continue; // skip it! -wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row) -{ - RowToTreeNodeJob job( row , 0 ); - Walker( m_root , job ); - return job.GetResult(); -} + xpos += col->GetWidth(); + width += col->GetWidth(); + } -class CountJob : public DoJob -{ -public: - CountJob(){ count = 0 ; } - virtual ~CountJob(){}; - - virtual int operator () ( wxDataViewTreeNode * node ) + if(column != 0) { - count ++; - if ( node->IsOpen()) - return DoJob::CONT; - else - return DoJob::IGR; - } + // If we have a column, we need can get its width directly. + if(column->IsHidden()) + width = 0; + else + width = column->GetWidth(); - unsigned int GetResult() + } + else { - return count ; + // If we have no column, we reset the x position back to zero. + xpos = 0; } -private: - unsigned int count; -}; -void wxDataViewMainWindow::OnExpanding( unsigned int row ) -{ - wxDataViewTreeNode * node = GetTreeNodeByRow(row); - if( node != NULL ) + // we have to take an expander column into account and compute its indentation + // 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( node->HasChildren()) - if( !node->IsOpen()) - { - node->ToggleOpen(); - m_count = -1; - Refresh(); - //RefreshRows(row,GetLastVisibleRow()); - } + wxDataViewTreeNode* node = GetTreeNodeByRow(row); + indent = GetOwner()->GetIndent() * node->GetIndentLevel(); + indent = indent + m_lineHeight; // use m_lineHeight as the width of the expander + + if(!node->HasChildren()) + delete node; } + + wxRect itemRect( xpos + indent, + GetLineStart( row ), + width - indent, + GetLineHeight( row ) ); + + GetOwner()->CalcScrolledPosition( itemRect.x, itemRect.y, + &itemRect.x, &itemRect.y ); + + return itemRect; } -void wxDataViewMainWindow::OnCollapsing(unsigned int row) +int wxDataViewMainWindow::RecalculateCount() { - wxDataViewTreeNode * node = GetTreeNodeByRow(row); - if( node != NULL ) + if (IsVirtualList()) { - if( node->HasChildren() && node->IsOpen() ) - { - node->ToggleOpen(); - m_count = -1; - Refresh(); - //RefreshRows(row,GetLastVisibleRow()); - } - else - { - node = node->GetParent(); - if( node != NULL ) - { - int parent = GetRowByItem( node->GetItem()) ; - SelectRow( row, false); - SelectRow(parent , true ); - ChangeCurrentRow( parent ); - } - } - } -} - -int wxDataViewMainWindow::RecalculateCount() -{ - CountJob job; - Walker( m_root, job ); - return job.GetResult(); + wxDataViewVirtualListModel *list_model = + (wxDataViewVirtualListModel*) GetOwner()->GetModel(); + + return list_model->GetCount(); + } + else + { + return m_root->GetSubTreeCount(); + } } class ItemToRowJob : public DoJob { public: - ItemToRowJob(const wxDataViewItem & item){ this->item = item ; ret = 0 ; } - virtual ~ItemToRowJob(){}; + ItemToRowJob(const wxDataViewItem& item_, wxVector::reverse_iterator iter) + : m_iter(iter), + item(item_) + { + ret = -1; + } + // Maybe binary search will help to speed up this process virtual int operator() ( wxDataViewTreeNode * node) { - ret ++; - if( node->GetItem() == item ) - return DoJob::OK; + ret ++; + if( node->GetItem() == item ) + { + return DoJob::OK; + } + + if( node->GetItem() == *m_iter ) + { + m_iter++; + return DoJob::CONT; + } + else + { + ret += node->GetSubTreeCount(); + return DoJob::IGR; + } - if( node->IsOpen()) - return DoJob::CONT; - else - return DoJob::IGR; } - //the row number is begin from zero - int GetResult(){ return ret -1 ; } + virtual int operator() ( void * n ) + { + ret ++; + if( n == item.GetID() ) + return DoJob::OK; + return DoJob::CONT; + } + + // the row number is begin from zero + int GetResult() const + { return ret -1; } + private: + wxVector::reverse_iterator m_iter; wxDataViewItem item; int ret; + }; -unsigned int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item) +int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item) const { - ItemToRowJob job( item ); - Walker(m_root , job ); - return job.GetResult(); + const wxDataViewModel * model = GetOwner()->GetModel(); + if( model == NULL ) + return -1; + + if (IsVirtualList()) + { + return wxPtrToUInt( item.GetID() ) -1; + } + else + { + if( !item.IsOk() ) + return -1; + + // Compose the parent-chain of the item we are looking for + wxVector parentChain; + wxDataViewItem it( item ); + while( it.IsOk() ) + { + parentChain.push_back(it); + it = model->GetParent(it); + } + + // add an 'invalid' item to represent our 'invisible' root node + parentChain.push_back(wxDataViewItem()); + + // the parent chain was created by adding the deepest parent first. + // so if we want to start at the root node, we have to iterate backwards through the vector + ItemToRowJob job( item, parentChain.rbegin() ); + Walker( m_root, job ); + return job.GetResult(); + } } -unsigned int BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, wxDataViewTreeNode * node) +static void BuildTreeHelper( const wxDataViewModel * model, const wxDataViewItem & item, + wxDataViewTreeNode * node) { - int sum = 0 ; - if( !model->HasChildren( item ) ) - return 0; - - wxDataViewItem i = model->GetFirstChild( item ); - while( i.IsOk() ) + if( !model->IsContainer( item ) ) + return; + + wxDataViewItemArray children; + unsigned int num = model->GetChildren( item, children); + + unsigned int index = 0; + while( index < num ) { - wxDataViewTreeNode * n = new wxDataViewTreeNode( node ); - n->SetItem(i); - node->AppendChild(n); - int num = BuildTreeHelper( model, i, n) + 1; - sum += num ; - i = model->GetNextSibling( i ); + if( model->IsContainer( children[index] ) ) + { + wxDataViewTreeNode * n = new wxDataViewTreeNode( node ); + n->SetItem(children[index]); + n->SetHasChildren( true ); + node->AddNode( n ); + } + else + { + node->AddLeaf( children[index].GetID() ); + } + index ++; } - return sum; + node->SetSubTreeCount( num ); + wxDataViewTreeNode * n = node->GetParent(); + if( n != NULL) + n->ChangeSubTreeCount(num); + } void wxDataViewMainWindow::BuildTree(wxDataViewModel * model) { - //First we define a invalid item to fetch the top-level elements + DestroyTree(); + + if (GetOwner()->GetModel()->IsVirtualListModel()) + { + m_count = -1; + return; + } + + m_root = new wxDataViewTreeNode( NULL ); + m_root->SetHasChildren(true); + + // First we define a invalid item to fetch the top-level elements wxDataViewItem item; + SortPrepare(); BuildTreeHelper( model, item, m_root); - m_count = -1 ; + m_count = -1; } -void DestroyTreeHelper( wxDataViewTreeNode * node ) +static void DestroyTreeHelper( wxDataViewTreeNode * node ) { - if( node->HasChildren() ) + if( node->GetNodeNumber() != 0 ) { - int len = node->GetChildrenNumber(); - int i = 0 ; - wxDataViewTreeNodes nodes = node->GetChildren(); - for( ; i < len; i ++ ) - { + int len = node->GetNodeNumber(); + wxDataViewTreeNodes& nodes = node->GetNodes(); + for (int i = 0; i < len; i++) DestroyTreeHelper(nodes[i]); - } } delete node; } void wxDataViewMainWindow::DestroyTree() { - DestroyTreeHelper(m_root); - m_count = 0 ; + if (!IsVirtualList()) + { + ::DestroyTreeHelper(m_root); + m_count = 0; + m_root = NULL; + } } void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) { - if (event.GetKeyCode() == WXK_TAB) - { - wxNavigationKeyEvent nevent; - nevent.SetWindowChange( event.ControlDown() ); - nevent.SetDirection( !event.ShiftDown() ); - nevent.SetEventObject( GetParent()->GetParent() ); - nevent.SetCurrentFocus( m_parent ); - if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent )) - return; - } + wxWindow * const parent = GetParent(); + + // propagate the char event upwards + wxKeyEvent eventForParent(event); + eventForParent.SetEventObject(parent); + if ( parent->ProcessWindowEvent(eventForParent) ) + return; + + if ( parent->HandleAsNavigationKey(event) ) + return; // no item -> nothing to do if (!HasCurrentRow()) @@ -2571,10 +3330,22 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) // don't use m_linesPerPage directly as it might not be computed yet const int pageSize = GetCountPerPage(); - wxCHECK_RET( pageSize, _T("should have non zero page size") ); + wxCHECK_RET( pageSize, wxT("should have non zero page size") ); switch ( event.GetKeyCode() ) { + case WXK_RETURN: + { + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, + parent->GetId()); + le.SetItem( GetItemByRow(m_currentRow) ); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + + parent->GetEventHandler()->ProcessEvent(le); + } + break; + case WXK_UP: if ( m_currentRow > 0 ) OnArrowChar( m_currentRow - 1, event ); @@ -2584,18 +3355,64 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) if ( m_currentRow < GetRowCount() - 1 ) OnArrowChar( m_currentRow + 1, event ); break; - //Add the process for tree expanding/collapsing + // Add the process for tree expanding/collapsing case WXK_LEFT: - OnCollapsing(m_currentRow); - break; - case WXK_RIGHT: - OnExpanding( m_currentRow); - break; + { + if (IsList()) + break; + + wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); + if (!node) + break; + + 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(!node->HasChildren()) + delete node; + + 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() ); + } + } + } + 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) ); + } + break; + } case WXK_END: + { if (!IsEmpty()) OnArrowChar( GetRowCount() - 1, event ); break; - + } case WXK_HOME: if (!IsEmpty()) OnArrowChar( 0, event ); @@ -2624,6 +3441,16 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &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); + } + } + break; + default: event.Skip(); } @@ -2638,10 +3465,13 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) return; } + // set the focus to ourself if any of the mouse buttons are pressed + if(event.ButtonDown() && !HasFocus()) + SetFocus(); + int x = event.GetX(); int y = event.GetY(); m_owner->CalcUnscrolledPosition( x, y, &x, &y ); - wxDataViewColumn *col = NULL; int xpos = 0; @@ -2649,7 +3479,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) unsigned int i; for (i = 0; i < cols; i++) { - wxDataViewColumn *c = GetOwner()->GetColumn( i ); + wxDataViewColumn *c = GetOwner()->GetColumnAt( i ); if (c->IsHidden()) continue; // skip it! @@ -2661,19 +3491,68 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) xpos += c->GetWidth(); } if (!col) + { + event.Skip(); return; - wxDataViewRenderer *cell = col->GetRenderer(); - - unsigned int current = y / m_lineHeight; + } - if ((current > GetRowCount()) || (x > GetEndOfLastCol())) + wxDataViewRenderer *cell = col->GetRenderer(); + unsigned int current = GetLineAt( y ); + if ((current >= GetRowCount()) || (x > GetEndOfLastCol())) { // Unselect all if below the last row ? + event.Skip(); return; } + // Test whether the mouse is hovered on the tree item button + bool hoverOverExpander = false; + if ((!IsList()) && (GetOwner()->GetExpanderColumn() == col)) + { + wxDataViewTreeNode * node = GetTreeNodeByRow(current); + if( node!=NULL && node->HasChildren() ) + { + int indent = node->GetIndentLevel(); + indent = GetOwner()->GetIndent()*indent; + + // 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( 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; + } + } + if (node!=NULL && !node->HasChildren()) + delete node; + } + if (!hoverOverExpander) + { + if (m_underMouse != NULL) + { + // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); + RefreshRow(GetRowByItem(m_underMouse->GetItem())); + m_underMouse = NULL; + } + } + wxDataViewModel *model = GetOwner()->GetModel(); +#if wxUSE_DRAG_AND_DROP if (event.Dragging()) { if (m_dragCount == 0) @@ -2691,7 +3570,30 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) if (event.LeftIsDown()) { + 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 ); + // Notify cell about drag + wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() ); + event.SetEventObject( m_owner ); + event.SetItem( item ); + event.SetModel( model ); + if (!m_owner->HandleWindowEvent( event )) + return; + + if (!event.IsAllowed()) + return; + + wxDataObject *obj = event.GetDataObject(); + if (!obj) + return; + + wxDataViewDropSource drag( this, drag_item_row ); + drag.SetData( *obj ); + /* wxDragResult res = */ drag.DoDragDrop(); + delete obj; } return; } @@ -2699,8 +3601,9 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) { m_dragCount = 0; } +#endif // wxUSE_DRAG_AND_DROP - bool forceClick = false; + bool simulateClick = false; if (event.ButtonDClick()) { @@ -2708,19 +3611,50 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) m_lastOnSame = false; } + wxDataViewItem item = GetItemByRow(current); + bool ignore_other_columns = + ((GetOwner()->GetExpanderColumn() != col) && + (model->IsContainer(item)) && + (!model->HasContainerColumns(item))); + if (event.LeftDClick()) { - if ( current == m_lineLastClicked ) + if(hoverOverExpander) { - if (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE) + // a double click on the expander will be converted into a "simulated" normal click + simulateClick = true; + } + else if ( current == m_lineLastClicked ) + { + if ((!ignore_other_columns) && (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE)) { + const unsigned colIdx = col->GetModelColumn(); + wxVariant value; - model->GetValue( value, col->GetModelColumn(), current ); - cell->SetValue( value ); - wxRect cell_rect( xpos, current * m_lineHeight, - col->GetWidth(), m_lineHeight ); - wxDataViewItem dataitem = GetItemByRow(current); - cell->Activate( cell_rect, model, dataitem, col->GetModelColumn() ); + model->GetValue( value, item, colIdx ); + + cell->WXOnActivate(model, value, item, colIdx); + + if ( wxDataViewCustomRenderer *custom = cell->WXGetAsCustom() ) + { + cell->SetValue( value ); + + wxRect cell_rect( xpos, GetLineStart( current ), + col->GetWidth(), GetLineHeight( current ) ); + custom->Activate( cell_rect, model, item, colIdx ); + } + } + else + { + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId()); + le.SetItem( item ); + le.SetColumn( col->GetModelColumn() ); + le.SetDataViewColumn( col ); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + + parent->GetEventHandler()->ProcessEvent(le); } return; } @@ -2728,44 +3662,26 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) { // The first click was on another item, so don't interpret this as // a double click, but as a simple click instead - forceClick = true; + simulateClick = true; } } - if (event.LeftUp()) + if (event.LeftUp() && !hoverOverExpander) { if (m_lineSelectSingleOnUp != (unsigned int)-1) { // select single line SelectAllRows( false ); SelectRow( m_lineSelectSingleOnUp, true ); + SendSelectionChangedEvent( GetItemByRow(m_lineSelectSingleOnUp) ); } - //Process the event of user clicking the expander - bool expander = false; - wxDataViewTreeNode * node = GetTreeNodeByRow(current); - if( node!=NULL && node->HasChildren() ) - { - int indent = node->GetIndentLevel(); - indent = GetOwner()->GetIndent()*indent; - wxRect rect( xpos + indent + EXPANDER_MARGIN, current * m_lineHeight + EXPANDER_MARGIN, m_lineHeight-2*EXPANDER_MARGIN,m_lineHeight-2*EXPANDER_MARGIN); - if( rect.Contains( x, y) ) - { - expander = true; - node->ToggleOpen(); - m_count = -1; //make the current row number fail - - Refresh(); - //int last_row = GetLastVisibleRow(); - //RefreshRows( current, last_row ); - } - } - - //If the user click the expander, we do not do editing even if the column with expander are editable - if (m_lastOnSame && !expander ) + // If the user click the expander, we do not do editing even if the column + // with expander are editable + if (m_lastOnSame && !ignore_other_columns) { if ((col == m_currentCol) && (current == m_currentRow) && - (cell->GetMode() == wxDATAVIEW_CELL_EDITABLE) ) + (cell->GetMode() & wxDATAVIEW_CELL_EDITABLE) ) { m_renameTimer->Start( 100, true ); } @@ -2774,7 +3690,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) m_lastOnSame = false; m_lineSelectSingleOnUp = (unsigned int)-1; } - else + else if(!event.LeftUp()) { // This is necessary, because after a DnD operation in // from and to ourself, the up event is swallowed by the @@ -2795,25 +3711,41 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) SelectAllRows(false); ChangeCurrentRow(current); SelectRow(m_currentRow,true); + SendSelectionChangedEvent(GetItemByRow( m_currentRow ) ); } - - // notify cell about right click - // cell->... - - // Allow generation of context menu event - event.Skip(); + } + 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(GetOwner()->GetModel()); + le.SetValue(value); + parent->GetEventHandler()->ProcessEvent(le); } else if (event.MiddleDown()) { - // notify cell about middle click - // cell->... } - if (event.LeftDown() || forceClick) + + if((event.LeftDown() || simulateClick) && hoverOverExpander) { -#ifdef __WXMSW__ - SetFocus(); -#endif + wxDataViewTreeNode* node = GetTreeNodeByRow(current); + // hoverOverExpander being true tells us that our node must be + // valid and have children. + // So we don't need any extra checks. + if( node->IsOpen() ) + Collapse(current); + else + Expand(current); + } + else if ((event.LeftDown() || simulateClick) && !hoverOverExpander) + { m_lineBeforeLastClicked = m_lineLastClicked; m_lineLastClicked = current; @@ -2826,10 +3758,9 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) if ( IsSingleSel() || !IsRowSelected(current) ) { SelectAllRows( false ); - ChangeCurrentRow(current); - SelectRow(m_currentRow,true); + SendSelectionChangedEvent(GetItemByRow( m_currentRow ) ); } else // multi sel & current is highlighted & no mod keys { @@ -2842,15 +3773,15 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) if (cmdModifierDown) { ChangeCurrentRow(current); - ReverseRowSelection(m_currentRow); + SendSelectionChangedEvent(GetItemByRow(m_currentRow)); } else if (event.ShiftDown()) { ChangeCurrentRow(current); unsigned int lineFrom = oldCurrentRow, - lineTo = current; + lineTo = current; if ( lineTo < lineFrom ) { @@ -2859,11 +3790,12 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) } SelectRows(lineFrom, lineTo, true); + SendSelectionChangedEvent(GetItemByRow(m_selection[0]) ); } else // !ctrl, !shift { // test in the enclosing if should make it impossible - wxFAIL_MSG( _T("how did we get here?") ); + wxFAIL_MSG( wxT("how did we get here?") ); } } @@ -2875,8 +3807,60 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) // Update selection here... m_currentCol = col; - m_lastOnSame = !forceClick && ((col == oldCurrentCol) && - (current == oldCurrentRow)) && oldWasSelected; + m_lastOnSame = !simulateClick && ((col == oldCurrentCol) && + (current == oldCurrentRow)) && oldWasSelected; + + // Call LeftClick after everything else as under GTK+ + if (cell->GetMode() & wxDATAVIEW_CELL_ACTIVATABLE) + { + if ( wxDataViewCustomRenderer *custom = cell->WXGetAsCustom() ) + { + // notify cell about click + custom->PrepareForItem(model, item, col->GetModelColumn()); + + wxRect cell_rect( xpos, GetLineStart( current ), + col->GetWidth(), GetLineHeight( current ) ); + + // Report position relative to the cell's custom area, i.e. + // no the entire space as given by the control but the one + // used by the renderer after calculation of alignment etc. + + // adjust the rectangle ourselves to account for the alignment + wxRect rectItem = cell_rect; + const int align = custom->GetAlignment(); + if ( align != wxDVR_DEFAULT_ALIGNMENT ) + { + const wxSize size = custom->GetSize(); + + if ( size.x >= 0 && size.x < cell_rect.width ) + { + if ( align & wxALIGN_CENTER_HORIZONTAL ) + rectItem.x += (cell_rect.width - size.x)/2; + else if ( align & wxALIGN_RIGHT ) + rectItem.x += cell_rect.width - size.x; + // else: wxALIGN_LEFT is the default + } + + if ( size.y >= 0 && size.y < cell_rect.height ) + { + if ( align & wxALIGN_CENTER_VERTICAL ) + rectItem.y += (cell_rect.height - size.y)/2; + else if ( align & wxALIGN_BOTTOM ) + rectItem.y += cell_rect.height - size.y; + // else: wxALIGN_TOP is the default + } + } + + wxPoint pos( event.GetPosition() ); + pos.x -= rectItem.x; + pos.y -= rectItem.y; + + m_owner->CalcUnscrolledPosition( pos.x, pos.y, &pos.x, &pos.y ); + + /* ignore ret */ custom->LeftClick( pos, cell_rect, + model, item, col->GetModelColumn()); + } + } } } @@ -2900,12 +3884,21 @@ void wxDataViewMainWindow::OnKillFocus( wxFocusEvent &event ) event.Skip(); } +wxDataViewItem wxDataViewMainWindow::GetSelection() const +{ + if( m_selection.GetCount() != 1 ) + return wxDataViewItem(); + + return GetItemByRow( m_selection.Item(0)); +} + //----------------------------------------------------------------------------- // wxDataViewCtrl //----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase) +WX_DEFINE_LIST(wxDataViewColumnList) +IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase) BEGIN_EVENT_TABLE(wxDataViewCtrl, wxDataViewCtrlBase) EVT_SIZE(wxDataViewCtrl::OnSize) END_EVENT_TABLE() @@ -2914,33 +3907,56 @@ wxDataViewCtrl::~wxDataViewCtrl() { if (m_notifier) GetModel()->RemoveNotifier( m_notifier ); + + m_cols.Clear(); + m_colsBestWidths.clear(); } void wxDataViewCtrl::Init() { + m_cols.DeleteContents(true); m_notifier = NULL; + + // No sorting column at start + m_sortingColumnIdx = wxNOT_FOUND; + + m_headerArea = NULL; } -bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id, - const wxPoint& pos, const wxSize& size, - long style, const wxValidator& validator ) +bool wxDataViewCtrl::Create(wxWindow *parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxValidator& validator, + const wxString& name) { +// if ( (style & wxBORDER_MASK) == 0) +// style |= wxBORDER_SUNKEN; + + Init(); + if (!wxControl::Create( parent, id, pos, size, - style | wxScrolledWindowStyle|wxSUNKEN_BORDER, validator)) + style | wxScrolledWindowStyle, validator, name)) return false; - Init(); + SetInitialSize(size); #ifdef __WXMAC__ - MacSetClipChildren( true ) ; + MacSetClipChildren( true ); #endif m_clientArea = new wxDataViewMainWindow( this, wxID_ANY ); + // We use the cursor keys for moving the selection, not scrolling, so call + // this method to ensure wxScrollHelperEvtHandler doesn't catch all + // keyboard events forwarded to us from wxListMainWindow. + DisableKeyboardScrolling(); + if (HasFlag(wxDV_NO_HEADER)) m_headerArea = NULL; else - m_headerArea = new wxDataViewHeaderWindow( this, wxID_ANY ); + m_headerArea = new wxDataViewHeaderWindow(this); SetTargetWindow( m_clientArea ); @@ -2953,10 +3969,15 @@ bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id, return true; } +wxBorder wxDataViewCtrl::GetDefaultBorder() const +{ + return wxBORDER_THEME; +} + #ifdef __WXMSW__ WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg, - WXWPARAM wParam, - WXLPARAM lParam) + WXWPARAM wParam, + WXLPARAM lParam) { WXLRESULT rc = wxDataViewCtrlBase::MSWWindowProc(nMsg, wParam, lParam); @@ -2972,6 +3993,15 @@ WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg, } #endif +wxSize wxDataViewCtrl::GetSizeAvailableForScrollTarget(const wxSize& size) +{ + wxSize newsize = size; + if (!HasFlag(wxDV_NO_HEADER) && (m_headerArea)) + newsize.y -= m_headerArea->GetSize().y; + + return newsize; +} + void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) ) { // We need to override OnSize so that our scrolled @@ -2986,6 +4016,12 @@ void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) ) AdjustScrollbars(); } +void wxDataViewCtrl::SetFocus() +{ + if (m_clientArea) + m_clientArea->SetFocus(); +} + bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model ) { if (!wxDataViewCtrlBase::AssociateModel( model )) @@ -2995,6 +4031,8 @@ bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model ) model->AddNotifier( m_notifier ); + m_clientArea->DestroyTree(); + m_clientArea->BuildTree(model); m_clientArea->UpdateDisplay(); @@ -3002,19 +4040,65 @@ bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model ) return true; } +#if wxUSE_DRAG_AND_DROP + +bool wxDataViewCtrl::EnableDragSource( const wxDataFormat &format ) +{ + return m_clientArea->EnableDragSource( format ); +} + +bool wxDataViewCtrl::EnableDropTarget( const wxDataFormat &format ) +{ + return m_clientArea->EnableDropTarget( format ); +} + +#endif // wxUSE_DRAG_AND_DROP + bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col ) { if (!wxDataViewCtrlBase::AppendColumn(col)) return false; - OnColumnChange(); + m_cols.Append( col ); + m_colsBestWidths.push_back(0); + OnColumnsCountChanged(); + return true; +} + +bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col ) +{ + if (!wxDataViewCtrlBase::PrependColumn(col)) + return false; + + m_cols.Insert( col ); + m_colsBestWidths.insert(m_colsBestWidths.begin(), 0); + OnColumnsCountChanged(); + return true; +} + +bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col ) +{ + if (!wxDataViewCtrlBase::InsertColumn(pos,col)) + return false; + + m_cols.Insert( pos, col ); + m_colsBestWidths.insert(m_colsBestWidths.begin() + pos, 0); + OnColumnsCountChanged(); return true; } -void wxDataViewCtrl::OnColumnChange() +void wxDataViewCtrl::OnColumnChange(unsigned int idx) +{ + if ( m_headerArea ) + m_headerArea->UpdateColumn(idx); + + m_clientArea->UpdateDisplay(); +} + +void wxDataViewCtrl::OnColumnsCountChanged() { if (m_headerArea) - m_headerArea->UpdateDisplay(); + m_headerArea->SetColumnCount(GetColumnCount()); m_clientArea->UpdateDisplay(); } @@ -3029,51 +4113,531 @@ void wxDataViewCtrl::DoSetIndent() m_clientArea->UpdateDisplay(); } +unsigned int wxDataViewCtrl::GetColumnCount() const +{ + return m_cols.GetCount(); +} + +wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int idx ) const +{ + return m_cols[idx]; +} -/******************************************************************** -void wxDataViewCtrl::SetSelection( int row ) +wxDataViewColumn *wxDataViewCtrl::GetColumnAt(unsigned int pos) const { - m_clientArea->SelectRow(row, true); + // columns can't be reordered if there is no header window which allows + // to do this + const unsigned idx = m_headerArea ? m_headerArea->GetColumnsOrder()[pos] + : pos; + + return GetColumn(idx); } -void wxDataViewCtrl::SetSelectionRange( unsigned int from, unsigned int to ) +int wxDataViewCtrl::GetColumnIndex(const wxDataViewColumn *column) const { - m_clientArea->SelectRows(from, to, true); + const unsigned count = m_cols.size(); + for ( unsigned n = 0; n < count; n++ ) + { + if ( m_cols[n] == column ) + return n; + } + + return wxNOT_FOUND; } -void wxDataViewCtrl::SetSelections( const wxArrayInt& aSelections ) +unsigned int wxDataViewCtrl::GetBestColumnWidth(int idx) const { - m_clientArea->Select(aSelections); + if ( m_colsBestWidths[idx] != 0 ) + return m_colsBestWidths[idx]; + + const int count = m_clientArea->GetRowCount(); + wxDataViewColumn *column = GetColumn(idx); + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + + class MaxWidthCalculator + { + public: + MaxWidthCalculator(wxDataViewMainWindow *clientArea, + wxDataViewRenderer *renderer, + const wxDataViewModel *model, + unsigned column) + : m_width(0), + m_clientArea(clientArea), + m_renderer(renderer), + m_model(model), + m_column(column) + { + } + + void UpdateWithWidth(int width) + { + m_width = wxMax(m_width, width); + } + + void UpdateWithRow(int row) + { + wxDataViewItem item = m_clientArea->GetItemByRow(row); + m_renderer->PrepareForItem(m_model, item, m_column); + m_width = wxMax(m_width, m_renderer->GetSize().x); + } + + int GetMaxWidth() const { return m_width; } + + private: + int m_width; + wxDataViewMainWindow *m_clientArea; + wxDataViewRenderer *m_renderer; + const wxDataViewModel *m_model; + unsigned m_column; + }; + + MaxWidthCalculator calculator(m_clientArea, renderer, + GetModel(), column->GetModelColumn()); + + if ( m_headerArea ) + { + 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); + } + + // The code below deserves some explanation. For very large controls, we + // simply can't afford to calculate sizes for all items, it takes too + // long. So the best we can do is to check the first and the last N/2 + // items in the control for some sufficiently large N and calculate best + // sizes from that. That can result in the calculated best width being too + // small for some outliers, but it's better to get slightly imperfect + // result than to wait several seconds after every update. To avoid highly + // visible miscalculations, we also include all currently visible items + // no matter what. Finally, the value of N is determined dynamically by + // measuring how much time we spent on the determining item widths so far. + +#if wxUSE_STOPWATCH + int top_part_end = count; + static const long CALC_TIMEOUT = 20/*ms*/; + // don't call wxStopWatch::Time() too often + static const unsigned CALC_CHECK_FREQ = 100; + wxStopWatch timer; +#else + // use some hard-coded limit, that's the best we can do without timer + int top_part_end = wxMin(500, count); +#endif // wxUSE_STOPWATCH/!wxUSE_STOPWATCH + + int row = 0; + + for ( row = 0; row < top_part_end; row++ ) + { +#if wxUSE_STOPWATCH + if ( row % CALC_CHECK_FREQ == CALC_CHECK_FREQ-1 && + timer.Time() > CALC_TIMEOUT ) + break; +#endif // wxUSE_STOPWATCH + calculator.UpdateWithRow(row); + } + + // row is the first unmeasured item now; that's out value of N/2 + + if ( row < count ) + { + top_part_end = row; + + // add bottom N/2 items now: + const int bottom_part_start = wxMax(row, count - row); + for ( row = bottom_part_start; row < count; row++ ) + { + calculator.UpdateWithRow(row); + } + + // finally, include currently visible items in the calculation: + const wxPoint origin = CalcUnscrolledPosition(wxPoint(0, 0)); + int first_visible = m_clientArea->GetLineAt(origin.y); + int last_visible = m_clientArea->GetLineAt(origin.y + GetClientSize().y); + + first_visible = wxMax(first_visible, top_part_end); + last_visible = wxMin(bottom_part_start, last_visible); + + for ( row = first_visible; row < last_visible; row++ ) + { + calculator.UpdateWithRow(row); + } + + wxLogTrace("dataview", + "determined best size from %d top, %d bottom plus %d more visible items out of %d total", + top_part_end, + count - bottom_part_start, + wxMax(0, last_visible - first_visible), + count); + } + + int max_width = calculator.GetMaxWidth(); + if ( max_width > 0 ) + max_width += 2 * PADDING_RIGHTLEFT; + + const_cast(this)->m_colsBestWidths[idx] = max_width; + return max_width; + + #undef MEASURE_ITEM } -void wxDataViewCtrl::Unselect( unsigned int WXUNUSED(row) ) +void wxDataViewCtrl::ColumnMoved(wxDataViewColumn * WXUNUSED(col), + unsigned int WXUNUSED(new_pos)) { - // FIXME - TODO + // do _not_ reorder m_cols elements here, they should always be in the + // order in which columns were added, we only display the columns in + // different order + m_clientArea->UpdateDisplay(); } -bool wxDataViewCtrl::IsSelected( unsigned int WXUNUSED(row) ) const +bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column ) { - // FIXME - TODO + wxDataViewColumnList::compatibility_iterator ret = m_cols.Find( column ); + if (!ret) + return false; - return false; + m_colsBestWidths.erase(m_colsBestWidths.begin() + GetColumnIndex(column)); + m_cols.Erase(ret); + OnColumnsCountChanged(); + + return true; } -int wxDataViewCtrl::GetSelection() const +bool wxDataViewCtrl::ClearColumns() { - // FIXME - TODO + m_cols.Clear(); + m_colsBestWidths.clear(); + OnColumnsCountChanged(); + return true; +} - return -1; +void wxDataViewCtrl::InvalidateColBestWidth(int idx) +{ + m_colsBestWidths[idx] = 0; + + if ( m_headerArea ) + m_headerArea->UpdateColumn(idx); } -int wxDataViewCtrl::GetSelections(wxArrayInt& WXUNUSED(aSelections) ) const +void wxDataViewCtrl::InvalidateColBestWidths() { - // FIXME - TODO + m_colsBestWidths.clear(); + m_colsBestWidths.resize(m_cols.size()); - return 0; + if ( m_headerArea ) + { + // this updates visual appearance of columns 0 and up, not just 0 + m_headerArea->UpdateColumn(0); + } } -*********************************************************************/ -#endif - // !wxUSE_GENERICDATAVIEWCTRL +int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const +{ +#if 1 + unsigned int len = GetColumnCount(); + for ( unsigned int i = 0; i < len; i++ ) + { + wxDataViewColumn * col = GetColumnAt(i); + if (column==col) + return i; + } + + 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 - // wxUSE_DATAVIEWCTRL +} + +wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const +{ + return m_sortingColumnIdx == wxNOT_FOUND ? NULL + : GetColumn(m_sortingColumnIdx); +} + +wxDataViewItem wxDataViewCtrl::DoGetCurrentItem() const +{ + return GetItemByRow(m_clientArea->GetCurrentRow()); +} + +void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item) +{ + const int row = m_clientArea->GetRowByItem(item); + + const unsigned oldCurrent = m_clientArea->GetCurrentRow(); + if ( static_cast(row) != oldCurrent ) + { + m_clientArea->ChangeCurrentRow(row); + m_clientArea->RefreshRow(oldCurrent); + m_clientArea->RefreshRow(row); + } +} + +// Selection code with wxDataViewItem as parameters +wxDataViewItem wxDataViewCtrl::GetSelection() const +{ + return m_clientArea->GetSelection(); +} + +int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const +{ + sel.Empty(); + wxDataViewSelection selection = m_clientArea->GetSelections(); + int len = selection.GetCount(); + for( int i = 0; i < len; i ++) + { + unsigned int row = selection[i]; + sel.Add( m_clientArea->GetItemByRow( row ) ); + } + return len; +} + +void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel ) +{ + wxDataViewSelection selection(wxDataViewSelectionCmp); + + wxDataViewItem last_parent; + + int len = sel.GetCount(); + for( int i = 0; i < len; i ++ ) + { + wxDataViewItem item = sel[i]; + wxDataViewItem parent = GetModel()->GetParent( item ); + if (parent) + { + if (parent != last_parent) + ExpandAncestors(item); + } + + last_parent = parent; + int row = m_clientArea->GetRowByItem( item ); + if( row >= 0 ) + selection.Add( static_cast(row) ); + } + + m_clientArea->SetSelections( selection ); +} + +void wxDataViewCtrl::Select( const wxDataViewItem & item ) +{ + ExpandAncestors( item ); + + int row = m_clientArea->GetRowByItem( item ); + if( row >= 0 ) + { + // Unselect all rows before select another in the single select mode + if (m_clientArea->IsSingleSel()) + m_clientArea->SelectAllRows(false); + + m_clientArea->SelectRow(row, true); + + // Also set focus to the selected item + m_clientArea->ChangeCurrentRow( row ); + } +} + +void wxDataViewCtrl::Unselect( const wxDataViewItem & item ) +{ + int row = m_clientArea->GetRowByItem( item ); + if( row >= 0 ) + m_clientArea->SelectRow(row, false); +} + +bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const +{ + int row = m_clientArea->GetRowByItem( item ); + if( row >= 0 ) + { + return m_clientArea->IsRowSelected(row); + } + return false; +} + +// Selection code with row number as parameter +int wxDataViewCtrl::GetSelections( wxArrayInt & sel ) const +{ + sel.Empty(); + wxDataViewSelection selection = m_clientArea->GetSelections(); + int len = selection.GetCount(); + for( int i = 0; i < len; i ++) + { + unsigned int row = selection[i]; + sel.Add( row ); + } + return len; +} + +void wxDataViewCtrl::SetSelections( const wxArrayInt & sel ) +{ + wxDataViewSelection selection(wxDataViewSelectionCmp); + int len = sel.GetCount(); + for( int i = 0; i < len; i ++ ) + { + int row = sel[i]; + if( row >= 0 ) + selection.Add( static_cast(row) ); + } + m_clientArea->SetSelections( selection ); +} + +void wxDataViewCtrl::Select( int row ) +{ + if( row >= 0 ) + { + if (m_clientArea->IsSingleSel()) + m_clientArea->SelectAllRows(false); + m_clientArea->SelectRow( row, true ); + } +} + +void wxDataViewCtrl::Unselect( int row ) +{ + if( row >= 0 ) + m_clientArea->SelectRow(row, false); +} + +bool wxDataViewCtrl::IsSelected( int row ) const +{ + if( row >= 0 ) + return m_clientArea->IsRowSelected(row); + return false; +} + +void wxDataViewCtrl::SelectRange( int from, int to ) +{ + wxArrayInt sel; + for( int i = from; i < to; i ++ ) + sel.Add( i ); + m_clientArea->Select(sel); +} + +void wxDataViewCtrl::UnselectRange( int from, int to ) +{ + wxDataViewSelection sel = m_clientArea->GetSelections(); + for( int i = from; i < to; i ++ ) + if( sel.Index( i ) != wxNOT_FOUND ) + sel.Remove( i ); + m_clientArea->SetSelections(sel); +} + +void wxDataViewCtrl::SelectAll() +{ + m_clientArea->SelectAllRows(true); +} + +void wxDataViewCtrl::UnselectAll() +{ + m_clientArea->SelectAllRows(false); +} + +void wxDataViewCtrl::EnsureVisible( int row, int column ) +{ + if( row < 0 ) + row = 0; + if( row > (int) m_clientArea->GetRowCount() ) + row = m_clientArea->GetRowCount(); + + int first = m_clientArea->GetFirstVisibleRow(); + int last = m_clientArea->GetLastVisibleRow(); + if( row < first ) + m_clientArea->ScrollTo( row, column ); + else if( row > last ) + m_clientArea->ScrollTo( row - last + first, column ); + else + m_clientArea->ScrollTo( first, column ); +} + +void wxDataViewCtrl::EnsureVisible( const wxDataViewItem & item, const wxDataViewColumn * column ) +{ + ExpandAncestors( item ); + + m_clientArea->RecalculateDisplay(); + + int row = m_clientArea->GetRowByItem(item); + if( row >= 0 ) + { + if( column == NULL ) + EnsureVisible(row, -1); + else + EnsureVisible( row, GetColumnIndex(column) ); + } + +} + +void wxDataViewCtrl::HitTest( const wxPoint & point, wxDataViewItem & item, + wxDataViewColumn* &column ) const +{ + m_clientArea->HitTest(point, item, column); +} + +wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem & item, + const wxDataViewColumn* column ) const +{ + return m_clientArea->GetItemRect(item, column); +} + +wxDataViewItem wxDataViewCtrl::GetItemByRow( unsigned int row ) const +{ + return m_clientArea->GetItemByRow( row ); +} + +int wxDataViewCtrl::GetRowByItem( const wxDataViewItem & item ) const +{ + return m_clientArea->GetRowByItem( item ); +} + +void wxDataViewCtrl::Expand( const wxDataViewItem & item ) +{ + ExpandAncestors( item ); + + int row = m_clientArea->GetRowByItem( item ); + if (row != -1) + m_clientArea->Expand(row); +} + +void wxDataViewCtrl::Collapse( const wxDataViewItem & item ) +{ + int row = m_clientArea->GetRowByItem( item ); + if (row != -1) + m_clientArea->Collapse(row); +} + +bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const +{ + int row = m_clientArea->GetRowByItem( item ); + if (row != -1) + return m_clientArea->IsExpanded(row); + return false; +} + +void wxDataViewCtrl::StartEditor( const wxDataViewItem & item, unsigned int column ) +{ + wxDataViewColumn* col = GetColumn( column ); + if (!col) + return; + + wxRect itemRect = GetItemRect(item, col); + wxDataViewRenderer* renderer = col->GetRenderer(); + if (renderer->GetMode() == wxDATAVIEW_CELL_EDITABLE) + renderer->StartEditing(item, itemRect); +} + +#endif // !wxUSE_GENERICDATAVIEWCTRL + +#endif // wxUSE_DATAVIEWCTRL