X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/981cd83efc80aaaadd4521b044f95602cef9c65c..8af28fabffca3144a38602fa801205cd1183533c:/src/generic/datavgen.cpp diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp index f9f0346f8b..483a1400eb 100644 --- a/src/generic/datavgen.cpp +++ b/src/generic/datavgen.cpp @@ -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" @@ -45,6 +46,8 @@ #include "wx/list.h" #include "wx/listimpl.cpp" #include "wx/imaglist.h" +#include "wx/headerctrl.h" +#include "wx/dnd.h" //----------------------------------------------------------------------------- // classes @@ -66,200 +69,141 @@ static const int EXPANDER_OFFSET = 4; static const int EXPANDER_OFFSET = 1; #endif -//----------------------------------------------------------------------------- -// wxDataViewHeaderWindow -//----------------------------------------------------------------------------- - -// on wxMSW the header window (only that part however) can be made native! -#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__) - #define USE_NATIVE_HEADER_WINDOW -#endif - //Below is the compare stuff //For the generic implements, 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; -// 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 +//----------------------------------------------------------------------------- +// wxDataViewHeaderWindow +//----------------------------------------------------------------------------- + +class wxDataViewHeaderWindow : public wxHeaderCtrl { public: - wxDataViewHeaderWindowBase() - { m_owner = NULL; } - - bool Create(wxDataViewCtrl *parent, wxWindowID id, - const wxPoint &pos, const wxSize &size, - const wxString &name) + wxDataViewHeaderWindow(wxDataViewCtrl *parent) + : wxHeaderCtrl(parent) { - return wxWindow::Create(parent, id, pos, size, wxNO_BORDER, name); } - void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; } - wxDataViewCtrl *GetOwner() { return m_owner; } - - // called on column addition/removal - virtual void UpdateDisplay() { /* by default, do nothing */ } - - // returns the n-th column - virtual wxDataViewColumn *GetColumn(unsigned int n) - { - wxASSERT(m_owner); - wxDataViewColumn *ret = m_owner->GetColumn(n); - wxASSERT(ret); - - return ret; - } + wxDataViewCtrl *GetOwner() const + { return static_cast(GetParent()); } protected: - wxDataViewCtrl *m_owner; - - // sends an event generated from the n-th wxDataViewColumn - void SendEvent(wxEventType type, unsigned int n); -}; - -#ifdef USE_NATIVE_HEADER_WINDOW - -#define COLUMN_WIDTH_OFFSET 2 -#define wxDataViewHeaderWindowMSW wxDataViewHeaderWindow - -class wxDataViewHeaderWindowMSW : public wxDataViewHeaderWindowBase -{ -public: - - wxDataViewHeaderWindowMSW( 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 { - 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); - - ~wxDataViewHeaderWindowMSW(); - - // called when any column setting is changed and/or changed - // the column count - virtual void UpdateDisplay(); - - virtual void OnInternalIdle(); - - // called Refresh afterwards - virtual void ScrollWindow(int dx, int dy, const wxRect *rect = NULL); - - virtual wxBorder GetDefaultBorder() const { return wxBORDER_NONE; } - -protected: - virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result); - - virtual void DoSetSize(int x, int y, int width, int height, int sizeFlags); - - wxSize DoGetBestSize() const; - - unsigned int GetColumnIdxFromHeader(NMHEADER *nmHDR); + virtual bool UpdateColumnWidthToFit(unsigned int idx, int widthTitle) + { + wxDataViewCtrl * const owner = GetOwner(); - wxDataViewColumn *GetColumnFromHeader(NMHEADER *nmHDR) - { return GetColumn(GetColumnIdxFromHeader(nmHDR)); } + int widthContents = owner->GetBestColumnWidth(idx); + owner->GetColumn(idx)->SetWidth(wxMax(widthTitle, widthContents)); + owner->OnColumnChange(idx); - int m_scrollOffsetX; - int m_buttonHeight; - bool m_delayedUpdate; - wxImageList *m_imageList; + return true; + } 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") ) + bool SendEvent(wxEventType type, unsigned int n) { - Init(); - Create(parent, id, pos, size, name); - } + wxDataViewCtrl * const owner = GetOwner(); + wxDataViewEvent event(type, owner->GetId()); - bool Create(wxDataViewCtrl *parent, wxWindowID id, - const wxPoint &pos, const wxSize &size, - const wxString &name); + event.SetEventObject(owner); + event.SetColumn(n); + event.SetDataViewColumn(owner->GetColumn(n)); + event.SetModel(owner->GetModel()); - ~wxGenericDataViewHeaderWindow() - { - delete m_resizeCursor; + // for events created by wxDataViewHeaderWindow the + // row / value fields are not valid + return owner->GetEventHandler()->ProcessEvent(event); } - virtual void UpdateDisplay() { Refresh(); } - - // event handlers: - - void OnPaint( wxPaintEvent &event ); - void OnMouse( wxMouseEvent &event ); - void OnSetFocus( wxFocusEvent &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_hover; // index of the column under the mouse - 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_hover = wxNOT_FOUND; - m_column = wxNOT_FOUND; - m_currentX = 0; - m_minX = 0; + void OnEndResize(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 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_END_RESIZE(wxID_ANY, wxDataViewHeaderWindow::OnEndResize) + + EVT_HEADER_END_REORDER(wxID_ANY, wxDataViewHeaderWindow::OnEndReorder) +END_EVENT_TABLE() //----------------------------------------------------------------------------- // wxDataViewRenameTimer @@ -332,7 +276,7 @@ public: unsigned int GetNodeNumber() const { return m_nodes.GetCount(); } int GetIndentLevel() const { - int ret = 0 ; + int ret = 0; const wxDataViewTreeNode * node = this; while( node->GetParent()->GetParent() != NULL ) { @@ -344,14 +288,14 @@ public: bool IsOpen() const { - return m_open ; + return m_open; } void ToggleOpen() { int len = m_nodes.GetCount(); int sum = 0; - for ( int i = 0 ;i < len ; i ++) + for ( int i = 0;i < len; i ++) sum += m_nodes[i]->GetSubTreeCount(); sum += m_leaves.GetCount(); @@ -374,7 +318,7 @@ public: void ChangeSubTreeCount( int num ) { if( !m_open ) - return ; + return; m_subTreeCount += num; if( m_parent ) m_parent->ChangeSubTreeCount(num); @@ -432,7 +376,7 @@ public: const wxSize &size = wxDefaultSize, const wxString &name = wxT("wxdataviewctrlmainwindow") ); virtual ~wxDataViewMainWindow(); - + bool IsVirtualList() const { return m_root == NULL; } // notifications from wxDataViewModel @@ -473,6 +417,9 @@ public: 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 ); @@ -500,7 +447,7 @@ public: 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 unsigned int GetLastVisibleRow(); - unsigned int GetRowCount() ; + unsigned int GetRowCount(); wxDataViewItem GetSelection() const; wxDataViewSelection GetSelections(){ return m_selection; } @@ -524,7 +471,7 @@ public: } wxRect GetLineRect( unsigned int row ) const; - + 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 @@ -532,7 +479,7 @@ public: //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(); @@ -541,12 +488,25 @@ public: void Expand( unsigned int row ) { OnExpanding( row ); } void Collapse( unsigned int row ) { OnCollapsing( row ); } + bool IsExpanded( 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 ) 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 ); @@ -568,13 +528,23 @@ 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; @@ -613,7 +583,7 @@ public: virtual bool Cleared() { return m_mainWindow->Cleared(); } virtual void Resort() - { m_mainWindow->Resort(); } + { m_mainWindow->Resort(); } wxDataViewMainWindow *m_mainWindow; }; @@ -657,7 +627,7 @@ wxDC *wxDataViewRenderer::GetDC() } void wxDataViewRenderer::SetAlignment( int align ) -{ +{ m_align=align; } @@ -667,15 +637,15 @@ int wxDataViewRenderer::GetAlignment() const } int wxDataViewRenderer::CalculateAlignment() const -{ +{ if (m_align == wxDVR_DEFAULT_ALIGNMENT) { if (GetOwner() == NULL) - return wxALIGN_LEFT | wxALIGN_CENTRE_VERTICAL; - + return wxALIGN_LEFT | wxALIGN_CENTRE_VERTICAL; + return GetOwner()->GetAlignment() | wxALIGN_CENTRE_VERTICAL; } - + return m_align; } @@ -686,7 +656,7 @@ int wxDataViewRenderer::CalculateAlignment() const IMPLEMENT_ABSTRACT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer) wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype, - wxDataViewCellMode mode, int align ) : + wxDataViewCellMode mode, int align ) : wxDataViewRenderer( varianttype, mode, align ) { } @@ -734,8 +704,8 @@ 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) ); + wxPoint(labelRect.x,labelRect.y), + wxSize(labelRect.width,labelRect.height) ); } bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant &value ) @@ -791,13 +761,13 @@ bool wxDataViewTextRendererAttr::Render( wxRect cell, wxDC *dc, int WXUNUSED(sta if (m_attr.GetBold() || m_attr.GetItalic()) { - font = dc->GetFont(); - wxFont myfont = font; - if (m_attr.GetBold()) - myfont.SetWeight( wxFONTWEIGHT_BOLD ); - if (m_attr.GetItalic()) - myfont.SetStyle( wxFONTSTYLE_ITALIC ); - dc->SetFont( myfont ); + font = dc->GetFont(); + wxFont myfont = font; + if (m_attr.GetBold()) + myfont.SetWeight( wxFONTWEIGHT_BOLD ); + if (m_attr.GetItalic()) + myfont.SetStyle( wxFONTSTYLE_ITALIC ); + dc->SetFont( myfont ); } } @@ -891,14 +861,6 @@ 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; @@ -908,15 +870,15 @@ bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state 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) + wxDataViewModel *model, + const wxDataViewItem & item, unsigned int col) { bool value = !m_toggle; wxVariant variant = value; @@ -927,7 +889,9 @@ bool wxDataViewToggleRenderer::Activate( wxRect WXUNUSED(cell), 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); } // --------------------------------------------------------- @@ -1079,7 +1043,7 @@ wxSize wxDataViewDateRenderer::GetSize() const } bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *model, - const wxDataViewItem & item, unsigned int col ) + const wxDataViewItem & item, unsigned int col ) { wxVariant variant; model->GetValue( variant, item, col ); @@ -1105,7 +1069,7 @@ bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *m IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer) wxDataViewIconTextRenderer::wxDataViewIconTextRenderer( - const wxString &varianttype, wxDataViewCellMode mode, int align ) : +const wxString &varianttype, wxDataViewCellMode mode, int align ) : wxDataViewCustomRenderer( varianttype, mode, align ) { SetMode(mode); @@ -1159,801 +1123,144 @@ wxSize wxDataViewIconTextRenderer::GetSize() const wxControl * wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow * WXUNUSED(parent), - wxRect WXUNUSED(labelRect), - const wxVariant& WXUNUSED(value)) + wxRect WXUNUSED(labelRect), + const wxVariant& WXUNUSED(value)) { return NULL; } bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl(wxControl* WXUNUSED(editor), - wxVariant& WXUNUSED(value)) + wxVariant& WXUNUSED(value)) { return false; } -// --------------------------------------------------------- -// wxDataViewColumn -// --------------------------------------------------------- - -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); - - m_autosize = width < 0; // TODO - - Init(width < 0 ? wxDVC_DEFAULT_WIDTH : width); -} - -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 ) -{ - SetAlignment(align); - SetFlags(flags); - - Init(width < 0 ? wxDVC_DEFAULT_WIDTH : width); -} - -wxDataViewColumn::~wxDataViewColumn() -{ -} - -void wxDataViewColumn::Init( int width ) -{ - m_width = width; - m_minWidth = wxDVC_DEFAULT_MINWIDTH; - m_ascending = true; -} - -void wxDataViewColumn::SetResizeable( bool resizeable ) -{ - if (resizeable) - m_flags |= wxDATAVIEW_COL_RESIZABLE; - else - m_flags &= ~wxDATAVIEW_COL_RESIZABLE; -} - -void wxDataViewColumn::SetHidden( bool hidden ) -{ - if (hidden) - m_flags |= wxDATAVIEW_COL_HIDDEN; - else - m_flags &= ~wxDATAVIEW_COL_HIDDEN; - - // tell our owner to e.g. update its scrollbars: - if (GetOwner()) - GetOwner()->OnColumnChange(); -} - -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(); -} - -void wxDataViewColumn::SetReorderable( bool reorderable ) -{ - if (reorderable) - m_flags |= wxDATAVIEW_COL_REORDERABLE; - else - m_flags &= ~wxDATAVIEW_COL_REORDERABLE; -} - -void wxDataViewColumn::SetSortOrder( bool ascending ) -{ - m_ascending = ascending; - - // Update header button - if (GetOwner()) - GetOwner()->OnColumnChange(); -} - -bool wxDataViewColumn::IsSortOrderAscending() const -{ - return m_ascending; -} - -void wxDataViewColumn::SetInternalWidth( int width ) -{ - m_width = width; - - // the scrollbars of the wxDataViewCtrl needs to be recalculated! - if (m_owner && m_owner->m_clientArea) - m_owner->m_clientArea->RecalculateDisplay(); -} - -void wxDataViewColumn::SetWidth( int width ) -{ - if (m_owner->m_headerArea) m_owner->m_headerArea->UpdateDisplay(); - - SetInternalWidth(width); -} - - //----------------------------------------------------------------------------- -// wxDataViewHeaderWindowBase +// wxDataViewDropTarget //----------------------------------------------------------------------------- -void wxDataViewHeaderWindowBase::SendEvent(wxEventType type, unsigned int n) -{ - wxWindow *parent = GetParent(); - wxDataViewEvent le(type, parent->GetId()); - - le.SetEventObject(parent); - le.SetColumn(n); - le.SetDataViewColumn(GetColumn(n)); - le.SetModel(GetOwner()->GetModel()); +#if wxUSE_DRAG_AND_DROP - // for events created by wxDataViewHeaderWindow the - // row / value fields are not valid - - parent->GetEventHandler()->ProcessEvent(le); -} - -#ifdef USE_NATIVE_HEADER_WINDOW - -#ifndef HDS_DRAGDROP - #define HDS_DRAGDROP 0x0040 -#endif -#ifndef HDS_FULLDRAG - #define HDS_FULLDRAG 0x0080 -#endif - -// implemented in msw/listctrl.cpp: -int WXDLLIMPEXP_CORE wxMSWGetColumnClicked(NMHDR *nmhdr, POINT *ptClick); - -IMPLEMENT_ABSTRACT_CLASS(wxDataViewHeaderWindowMSW, wxWindow) - -bool wxDataViewHeaderWindowMSW::Create( wxDataViewCtrl *parent, wxWindowID id, - const wxPoint &pos, const wxSize &size, - const wxString &name ) +class wxBitmapCanvas: public wxWindow { - m_owner = parent; - - m_scrollOffsetX = 0; - m_delayedUpdate = false; - m_buttonHeight = wxRendererNative::Get().GetHeaderButtonHeight( this ); - - int x = pos.x == wxDefaultCoord ? 0 : pos.x, - y = pos.y == wxDefaultCoord ? 0 : pos.y, - w = size.x == wxDefaultCoord ? 1 : size.x, - h = m_buttonHeight; - - wxSize new_size(w,h); - - if ( !CreateControl(parent, id, pos, new_size, 0, wxDefaultValidator, name) ) - return false; - - // create the native WC_HEADER window: - WXHWND hwndParent = (HWND)parent->GetHandle(); - WXDWORD msStyle = WS_CHILD | HDS_DRAGDROP | HDS_BUTTONS | HDS_HORZ | HDS_HOTTRACK | HDS_FULLDRAG; - - if ( m_isShown ) - msStyle |= WS_VISIBLE; - - 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; - } - - m_imageList = new wxImageList( 16, 16 ); - Header_SetImageList( (HWND) m_hWnd, m_imageList->GetHIMAGELIST() ); - - // 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()); - - return true; -} - -wxDataViewHeaderWindowMSW::~wxDataViewHeaderWindow() -{ - delete m_imageList; - UnsubclassWin(); -} - -wxSize wxDataViewHeaderWindowMSW::DoGetBestSize() const -{ - return wxSize( 80, m_buttonHeight+2 ); -} - -void wxDataViewHeaderWindowMSW::OnInternalIdle() -{ - if (m_delayedUpdate) +public: + wxBitmapCanvas( wxWindow *parent, const wxBitmap &bitmap, const wxSize &size ) : + wxWindow( parent, wxID_ANY, wxPoint(0,0), size ) { - m_delayedUpdate = false; - UpdateDisplay(); + m_bitmap = bitmap; + Connect( wxEVT_PAINT, wxPaintEventHandler(wxBitmapCanvas::OnPaint) ); } -} -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); - - m_imageList->RemoveAll(); - - // 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++) + void OnPaint( wxPaintEvent &WXUNUSED(event) ) { - wxDataViewColumn *col = GetColumn( i ); - if (col->IsHidden()) - continue; // don't add it! - - HDITEM hdi; - hdi.mask = HDI_TEXT | HDI_FORMAT | HDI_WIDTH; - if (col->GetBitmap().IsOk()) - { - m_imageList->Add( col->GetBitmap() ); - hdi.mask |= HDI_IMAGE; - hdi.iImage = m_imageList->GetImageCount()-1; - } - 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; - if (col->GetBitmap().IsOk()) - hdi.fmt |= HDF_IMAGE; - - //hdi.fmt &= ~(HDF_SORTDOWN|HDF_SORTUP); - - if (col->IsSortable() && GetOwner()->GetSortingColumn() == col) - { - //The Microsoft Comctrl32.dll 6.0 support SORTUP/SORTDOWN, but they are not default - //see http://msdn2.microsoft.com/en-us/library/ms649534.aspx for more detail - // VZ: works with 5.81 - hdi.fmt |= col->IsSortOrderAscending() ? HDF_SORTUP : HDF_SORTDOWN; - } - - // 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! - break; // wxFAIL; - } - - SendMessage((HWND)m_hWnd, HDM_INSERTITEM, - (WPARAM)added, (LPARAM)&hdi); - added++; + wxPaintDC dc(this); + dc.DrawBitmap( m_bitmap, 0, 0); } -} - -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 + wxBitmap m_bitmap; +}; - if (nmHDR->pitem && nmHDR->pitem->mask & HDI_LPARAM) +class wxDataViewDropSource: public wxDropSource +{ +public: + wxDataViewDropSource( wxDataViewMainWindow *win, unsigned int row ) : + wxDropSource( win ) { - idx = (unsigned int)nmHDR->pitem->lParam; - return idx; + m_win = win; + m_row = row; + m_hint = NULL; } - 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 - if ((nmHDR->iItem != -1) && (!GetColumn(nmHDR->iItem)->IsReorderable())) - { - // veto it! - *result = TRUE; - } - break; - - case HDN_ENDDRAG: // user has finished reordering a column - { - wxDataViewColumn *col = GetColumn(nmHDR->iItem); - unsigned int new_pos = nmHDR->pitem->iOrder; - m_owner->ColumnMoved( col, new_pos ); - m_delayedUpdate = true; - } - 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 - - // 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); - wxDataViewModel * model = GetOwner()->GetModel(); - - if(nmHDR->iButton == 0) - { - wxDataViewColumn *col = GetColumn(idx); - if(col->IsSortable()) - { - if(model && m_owner->GetSortingColumn() == col) - { - bool order = col->IsSortOrderAscending(); - col->SetSortOrder(!order); - } - else if(model) - { - m_owner->SetSortingColumn(col); - } - } - UpdateDisplay(); - if(model) - model->Resort(); - } - - 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 dx, int WXUNUSED(dy), - const wxRect * WXUNUSED(rect)) -{ - m_scrollOffsetX += dx; - - GetParent()->Layout(); -} - -void wxDataViewHeaderWindowMSW::DoSetSize(int x, int y, - int w, int h, - int f) -{ - // TODO: why is there a border + 2px around it? - wxControl::DoSetSize( x+m_scrollOffsetX+1, y+1, w-m_scrollOffsetX-2, h-2, f ); -} - -#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() && GetOwner()->GetSortingColumn() == col) + 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 state = 0; - if (m_parent->IsEnabled()) - { - if ((int) i == m_hover) - state = wxCONTROL_CURRENT; + 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(); } else { - state = (int) wxCONTROL_DISABLED; - } - - wxRendererNative::Get().DrawHeaderButton - ( - this, - dc, - wxRect(xpos, 0, cw, ch-1), - state, - sortArrow - ); - - // align as required the column title: - int x = xpos; - wxSize titleSz = dc.GetTextExtent(col->GetTitle()); - switch (col->GetAlignment()) - { - case wxALIGN_LEFT: - x += HEADER_HORIZ_BORDER; - break; - case wxALIGN_RIGHT: - x += cw - titleSz.GetWidth() - HEADER_HORIZ_BORDER; - break; - default: - case wxALIGN_CENTER: - case wxALIGN_CENTER_HORIZONTAL: - x += (cw - titleSz.GetWidth() - 2 * HEADER_HORIZ_BORDER)/2; - 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; - - if (event.ButtonUp()) - { - m_isDragging = false; - if (HasCapture()) - ReleaseMouse(); - - m_dirty = true; - } - m_currentX = wxMax(m_minX + 7, x); - - if (m_currentX < w) - { - GetColumn(m_column)->SetWidth(m_currentX - m_minX); - Refresh(); - GetOwner()->Refresh(); - } - + 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++) + virtual wxDragResult OnDragOver( wxCoord x, wxCoord y, wxDragResult def ) { - 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; + wxDataFormat format = GetMatchingPair(); + if (format == wxDF_INVALID) + return wxDragNone; + return m_win->OnDragOver( format, x, y, def); } - int old_hover = m_hover; - m_hover = m_column; - if (event.Leaving()) - m_hover = wxNOT_FOUND; - if (old_hover != m_hover) - Refresh(); - - if (m_column == wxNOT_FOUND) - return; - - bool resizeable = GetColumn(m_column)->IsResizeable(); - if (event.LeftDClick() && resizeable) + virtual bool OnDrop( wxCoord x, wxCoord y ) { - 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; - } - else // click on a column - { - wxDataViewModel * model = GetOwner()->GetModel(); - wxEventType evt = event.LeftDown() ? - wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK : - wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK; - SendEvent(evt, m_column); - - //Left click the header - if(event.LeftDown()) - { - wxDataViewColumn *col = GetColumn(m_column); - if(col->IsSortable()) - { - wxDataViewColumn* sortCol = m_owner->GetSortingColumn(); - if(model && sortCol == col) - { - bool order = col->IsSortOrderAscending(); - col->SetSortOrder(!order); - } - else if(model) - { - m_owner->SetSortingColumn(col); - } - } - UpdateDisplay(); - if(model) - model->Resort(); - //Send the column sorted event - SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, m_column); - } - } + wxDataFormat format = GetMatchingPair(); + if (format == wxDF_INVALID) + return false; + return m_win->OnDrop( format, x, y ); } - else if (event.Moving()) - { - if (hit_border && resizeable) - m_currentCursor = m_resizeCursor; - else - m_currentCursor = wxSTANDARD_CURSOR; - SetCursor(*m_currentCursor); + 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 ); } - } -} - -void wxGenericDataViewHeaderWindow::AdjustDC(wxDC& dc) -{ - int xpix, x; - 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 @@ -2011,8 +1318,16 @@ wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID i 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; @@ -2032,7 +1347,7 @@ wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID i m_root->SetHasChildren(true); //Make m_count = -1 will cause the class recaculate the real displaying number of rows. - m_count = -1 ; + m_count = -1; m_underMouse = NULL; UpdateDisplay(); } @@ -2043,6 +1358,259 @@ wxDataViewMainWindow::~wxDataViewMainWindow() delete m_renameTimer; } + +#if wxUSE_DRAG_AND_DROP +bool wxDataViewMainWindow::EnableDragSource( const wxDataFormat &format ) +{ + m_dragFormat = format; + m_dragEnabled = format != wxDF_INVALID; + + return true; +} + +bool wxDataViewMainWindow::EnableDropTarget( const wxDataFormat &format ) +{ + m_dropFormat = format; + m_dropEnabled = format != wxDF_INVALID; + + if (m_dropEnabled) + SetDropTarget( new wxDataViewDropTarget( new wxCustomDataObject( format ), this ) ); + + return true; +} + +void wxDataViewMainWindow::RemoveDropHint() +{ + if (m_dropHint) + { + m_dropHint = false; + RefreshRow( m_dropHintLine ); + m_dropHintLine = (unsigned int) -1; + } +} + +wxDragResult wxDataViewMainWindow::OnDragOver( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def ) +{ + int xx = x; + int yy = y; + m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy ); + unsigned int row = GetLineAt( yy ); + + if ((row >= GetRowCount()) || (yy > GetEndOfLastCol())) + { + RemoveDropHint(); + return wxDragNone; + } + + 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 )) + { + RemoveDropHint(); + return wxDragNone; + } + + if (!event.IsAllowed()) + { + RemoveDropHint(); + return wxDragNone; + } + + + if (m_dropHint && (row != m_dropHintLine)) + RefreshRow( m_dropHintLine ); + m_dropHint = true; + m_dropHintLine = row; + RefreshRow( row ); + + return def; +} + +bool wxDataViewMainWindow::OnDrop( wxDataFormat format, wxCoord x, wxCoord y ) +{ + RemoveDropHint(); + + int xx = x; + int yy = y; + m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy ); + unsigned int row = GetLineAt( yy ); + + if ((row >= GetRowCount()) || (yy > 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; +} + +wxDragResult wxDataViewMainWindow::OnData( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def ) +{ + int xx = x; + int yy = y; + m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy ); + unsigned int row = GetLineAt( yy ); + + if ((row >= GetRowCount()) || (yy > 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::OnLeave() +{ + RemoveDropHint(); +} + +wxBitmap wxDataViewMainWindow::CreateItemBitmap( unsigned int row, int &indent ) +{ + 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(); + } + + indent = 0; + if (!IsVirtualList()) + { + 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; + + 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) + { + // TODO-RTL: last column for RTL support + expander = GetOwner()->GetColumnAt( 0 ); + GetOwner()->SetExpanderColumn(expander); + } + + + int x = 0; + for (col = 0; col < cols; col++) + { + wxDataViewColumn *column = GetOwner()->GetColumnAt( col ); + wxDataViewRenderer *cell = column->GetRenderer(); + + if (column->IsHidden()) + continue; // skip it! + + width = column->GetWidth(); + + if (column == expander) + width -= indent; + + wxVariant value; + wxDataViewItem item = GetItemByRow( row ); + model->GetValue( value, item, column->GetModelColumn()); + cell->SetValue( value ); + + if (cell->GetWantsAttr()) + { + wxDataViewItemAttr attr; + bool ret = model->GetAttr( item, column->GetModelColumn(), attr ); + if (ret) + cell->SetAttr( attr ); + cell->SetHasAttr( ret ); + } + + wxSize size = cell->GetSize(); + size.x = wxMin( 2*PADDING_RIGHTLEFT + size.x, width ); + size.y = height; + wxRect item_rect(x, 0, size.x, size.y); + + int align = cell->CalculateAlignment(); + // horizontal alignment: + item_rect.x = x; + if (align & wxALIGN_CENTER_HORIZONTAL) + item_rect.x = x + (width / 2) - (size.x / 2); + else if (align & wxALIGN_RIGHT) + item_rect.x = x + width - size.x; + //else: wxALIGN_LEFT is the default + + // vertical alignment: + item_rect.y = 0; + if (align & wxALIGN_CENTER_VERTICAL) + item_rect.y = (height / 2) - (size.y / 2); + else if (align & wxALIGN_BOTTOM) + item_rect.y = height - size.y; + //else: wxALIGN_TOP is the default + + // add padding + item_rect.x += PADDING_RIGHTLEFT; + item_rect.width = size.x - 2 * PADDING_RIGHTLEFT; + + //dc.SetClippingRegion( item_rect ); + cell->Render( 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(); @@ -2067,16 +1635,16 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) unsigned int item_start = GetLineAt( wxMax(0,update.y) ); unsigned int item_count = wxMin( (int)( GetLineAt( wxMax(0,update.y+update.height) ) - item_start + 1), - (int)(GetRowCount( ) - item_start)); + (int)(GetRowCount( ) - item_start)); unsigned int item_last = item_start + item_count; // compute which columns needs to be redrawn unsigned int cols = GetOwner()->GetColumnCount(); 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! @@ -2091,7 +1659,7 @@ 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! @@ -2107,7 +1675,7 @@ 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 = GetLineStart( i ); dc.DrawLine(x_start, y, x_last, y); @@ -2123,7 +1691,7 @@ 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 @@ -2161,11 +1729,22 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) } } +#if wxUSE_DRAG_AND_DROP + if (m_dropHint) + { + wxRect rect( x_start, GetLineStart( m_dropHintLine ), + x_last, 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: last column for RTL support - expander = GetOwner()->GetColumn( 0 ); + // TODO-RTL: last column for RTL support + expander = GetOwner()->GetColumnAt( 0 ); GetOwner()->SetExpanderColumn(expander); } @@ -2174,8 +1753,8 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) cell_rect.x = x_start; 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(); @@ -2202,7 +1781,7 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) } else { - dataitem = wxDataViewItem( (void*) item ); + dataitem = wxDataViewItem( wxUIntToPtr(item) ); } model->GetValue( value, dataitem, col->GetModelColumn()); @@ -2234,7 +1813,7 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) // change the cell_rect.x to the appropriate pos int expander_x = indent + EXPANDER_MARGIN; int expander_y = cell_rect.y + EXPANDER_MARGIN + (GetLineHeight(item) / 2) - (expander_width/2) - EXPANDER_OFFSET; - indent = indent + m_lineHeight ; //try to use the m_lineHeight as the expander space + indent = indent + m_lineHeight; //try to use the m_lineHeight as the expander space dc.SetPen( m_penExpander ); dc.SetBrush( wxNullBrush ); if( node->HasChildren() ) @@ -2250,14 +1829,14 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) else 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 ); } 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) + wxDELETE(node); } // cannot be bigger than allocated space @@ -2318,14 +1897,18 @@ void wxDataViewMainWindow::OnRenameTimer() // We have to call this here because changes may just have // been made and no screen update taken place. if ( m_dirty ) + { + // TODO: use wxTheApp->SafeYieldFor(NULL, wxEVT_CATEGORY_UI) instead + // (needs to be tested!) wxSafeYield(); + } int xpos = 0; unsigned int cols = GetOwner()->GetColumnCount(); 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! @@ -2333,17 +1916,30 @@ void wxDataViewMainWindow::OnRenameTimer() break; xpos += c->GetWidth(); } - wxRect labelRect( xpos, - GetLineStart( m_currentRow ), - m_currentCol->GetWidth(), - GetLineHeight( m_currentRow ) ); + + // we have to take an expander column into account and compute its indentation + // to get the editor at the correct x position where the actual text is + int indent = 0; + if (!IsVirtualList() && GetOwner()->GetExpanderColumn() == m_currentCol) + { + wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); + indent = GetOwner()->GetIndent() * node->GetIndentLevel(); + indent = indent + m_lineHeight; + + if(!node->HasChildren()) + delete node; + } + + wxRect labelRect( xpos + indent, + GetLineStart( m_currentRow ), + m_currentCol->GetWidth() - indent, + GetLineHeight( m_currentRow ) ); GetOwner()->CalcScrolledPosition( labelRect.x, labelRect.y, - &labelRect.x, &labelRect.y); + &labelRect.x, &labelRect.y); wxDataViewItem item = GetItemByRow( m_currentRow ); m_currentCol->GetRenderer()->StartEditing( item, labelRect ); - } //------------------------------------------------------------------ @@ -2352,15 +1948,15 @@ void wxDataViewMainWindow::OnRenameTimer() class DoJob { public: - DoJob(){}; - virtual ~DoJob(){}; + 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 ; + virtual int operator() ( wxDataViewTreeNode * node ) = 0; virtual int operator() ( void * n ) = 0; }; @@ -2372,12 +1968,12 @@ bool Walker( wxDataViewTreeNode * node, DoJob & func ) switch( func( node ) ) { case DoJob::OK : - return true ; + return true; case DoJob::IGR: return false; case DoJob::CONT: - default: - ; + default: + ; } wxDataViewTreeNodes nodes = node->GetNodes(); @@ -2387,7 +1983,7 @@ bool Walker( wxDataViewTreeNode * node, DoJob & func ) int len = leaves.GetCount(); int i = 0, nodes_i = 0; - for( ; i < len ; i ++ ) + for(; i < len; i ++ ) { void * n = leaves[i]; if( nodes_i < len_nodes && n == nodes[nodes_i]->GetItem().GetID() ) @@ -2403,12 +1999,12 @@ bool Walker( wxDataViewTreeNode * node, DoJob & func ) switch( func( n ) ) { case DoJob::OK : - return true ; + return true; case DoJob::IGR: continue; case DoJob::CONT: default: - ; + ; } } return false; @@ -2454,7 +2050,7 @@ bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxData static void DestroyTreeHelper( wxDataViewTreeNode * node); bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, - const wxDataViewItem& item) + const wxDataViewItem& item) { if (!m_root) { @@ -2496,7 +2092,7 @@ bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, wxDataViewTreeNode * n = NULL; wxDataViewTreeNodes nodes = node->GetNodes(); int len = nodes.GetCount(); - for( int i = 0 ; i < len; i ++) + for( int i = 0; i < len; i ++) { if( nodes[i]->GetItem() == item ) { @@ -2631,12 +2227,12 @@ void wxDataViewMainWindow::ScrollTo( int rows, int column ) { wxRect rect = GetClientRect(); int colnum = 0; - int x_start = 0, x_end = 0, w = 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()->GetColumn(colnum); + wxDataViewColumn *col = GetOwner()->GetColumnAt(colnum); if (col->IsHidden()) continue; // skip it! @@ -2644,7 +2240,7 @@ void wxDataViewMainWindow::ScrollTo( int rows, int column ) x_start += w; } - x_end = x_start + w; + int x_end = x_start + w; xe = xx + rect.width; if( x_end > xe ) { @@ -2671,7 +2267,7 @@ int wxDataViewMainWindow::GetEndOfLastCol() const for (i = 0; i < GetOwner()->GetColumnCount(); i++) { const wxDataViewColumn *c = - wx_const_cast(wxDataViewCtrl*, GetOwner())->GetColumn( i ); + const_cast(GetOwner())->GetColumnAt( i ); if (!c->IsHidden()) width += c->GetWidth(); @@ -2692,7 +2288,7 @@ unsigned int wxDataViewMainWindow::GetLastVisibleRow() { wxSize client_size = GetClientSize(); m_owner->CalcUnscrolledPosition( client_size.x, client_size.y, - &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; @@ -2866,14 +2462,14 @@ void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow ) if (start > client_size.y) return; wxRect rect( 0, start, client_size.x, client_size.y - start ); - + Refresh( true, &rect ); } void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event) { wxCHECK_RET( newCurrent < GetRowCount(), - _T("invalid item index in OnArrowChar()") ); + _T("invalid item index in OnArrowChar()") ); // if there is no selection, we cannot move it anywhere if (!HasCurrentRow()) @@ -2936,44 +2532,52 @@ wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const 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(); - - unsigned int cols = GetOwner()->GetColumnCount(); - unsigned int col; - int height = m_lineHeight; - for (col = 0; col < cols; col++) - { + 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! - + const wxDataViewRenderer *renderer = column->GetRenderer(); wxVariant value; model->GetValue( value, item, column->GetModelColumn() ); wxDataViewRenderer *renderer2 = const_cast(renderer); renderer2->SetValue( value ); height = wxMax( height, renderer->GetSize().y ); - } - - start += height; + } + + + start += height; } - + return start; } else @@ -2986,74 +2590,82 @@ int wxDataViewMainWindow::GetLineAt( unsigned int y ) const { const wxDataViewModel *model = GetOwner()->GetModel(); - if (GetOwner()->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) + // 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 (;;) { - // 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()) { - const wxDataViewTreeNode* node = GetTreeNodeByRow(row); - if (!node) - { - // not really correct... - return row + ((y-yy) / m_lineHeight); - } - - wxDataViewItem item = node->GetItem(); - - 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! - - const wxDataViewRenderer *renderer = column->GetRenderer(); - wxVariant value; - model->GetValue( value, item, column->GetModelColumn() ); - wxDataViewRenderer *renderer2 = const_cast(renderer); - renderer2->SetValue( value ); - height = wxMax( height, renderer->GetSize().y ); - } - - yy += height; - if (y < yy) - return row; - - row++; + // 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); } - - return -1; - } - else + + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col; + int height = m_lineHeight; + for (col = 0; col < cols; col++) { - return y / m_lineHeight; + const wxDataViewColumn *column = GetOwner()->GetColumn(col); + if (column->IsHidden()) + continue; // skip it! + + if ((col != 0) && model->IsContainer(item) && !model->HasContainerColumns(item)) + continue; // skip it! + + const wxDataViewRenderer *renderer = column->GetRenderer(); + wxVariant value; + model->GetValue( value, item, column->GetModelColumn() ); + wxDataViewRenderer *renderer2 = const_cast(renderer); + renderer2->SetValue( value ); + 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++) @@ -3064,7 +2676,7 @@ int wxDataViewMainWindow::GetLineHeight( unsigned int row ) const if ((col != 0) && model->IsContainer(item) && !model->HasContainerColumns(item)) continue; // skip it! - + const wxDataViewRenderer *renderer = column->GetRenderer(); wxVariant value; model->GetValue( value, item, column->GetModelColumn() ); @@ -3084,15 +2696,15 @@ int wxDataViewMainWindow::GetLineHeight( unsigned int row ) const class RowToItemJob: public DoJob { public: - RowToItemJob( unsigned int row , int current ) { this->row = row; this->current = current ;} - virtual ~RowToItemJob(){}; + 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() ; + { + ret = node->GetItem(); return DoJob::OK; } @@ -3119,8 +2731,8 @@ public: { current ++; if( current == static_cast(row)) - { - ret = wxDataViewItem( n ) ; + { + ret = wxDataViewItem( n ); return DoJob::OK; } return DoJob::CONT; @@ -3128,7 +2740,7 @@ public: wxDataViewItem GetResult(){ return ret; } private: unsigned int row; - int current ; + int current; wxDataViewItem ret; }; @@ -3136,7 +2748,7 @@ wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const { if (!m_root) { - return wxDataViewItem( (void*) row ); + return wxDataViewItem( wxUIntToPtr(row) ); } else { @@ -3152,18 +2764,18 @@ public: RowToTreeNodeJob( unsigned int row , int current, wxDataViewTreeNode * node ) { this->row = row; - this->current = current ; - ret = NULL ; + this->current = current; + ret = NULL; parent = node; } - virtual ~RowToTreeNodeJob(){}; + virtual ~RowToTreeNodeJob(){ } virtual int operator() ( wxDataViewTreeNode * node ) { current ++; if( current == static_cast(row)) - { - ret = node ; + { + ret = node; return DoJob::OK; } @@ -3181,7 +2793,7 @@ public: { int index = static_cast(row) - current - 1; void * n = node->GetChildren().Item( index ); - ret = new wxDataViewTreeNode( parent ) ; + ret = new wxDataViewTreeNode( parent ); ret->SetItem( wxDataViewItem( n )); ret->SetHasChildren(false); return DoJob::OK; @@ -3196,8 +2808,8 @@ public: { current ++; if( current == static_cast(row)) - { - ret = new wxDataViewTreeNode( parent ) ; + { + ret = new wxDataViewTreeNode( parent ); ret->SetItem( wxDataViewItem( n )); ret->SetHasChildren(false); return DoJob::OK; @@ -3208,16 +2820,16 @@ public: wxDataViewTreeNode * GetResult(){ return ret; } private: unsigned int row; - int current ; + int current; wxDataViewTreeNode * ret; - wxDataViewTreeNode * parent ; + wxDataViewTreeNode * parent; }; wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row) const { wxASSERT( !IsVirtualList() ); - + RowToTreeNodeJob job( row , -2, m_root ); Walker( m_root , job ); return job.GetResult(); @@ -3236,8 +2848,31 @@ wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, const return le; } + +bool wxDataViewMainWindow::IsExpanded( unsigned int row ) const +{ + if (IsVirtualList()) + return false; + + wxDataViewTreeNode * node = GetTreeNodeByRow(row); + if (!node) + return false; + + if (!node->HasChildren()) + { + delete node; + return false; + } + + return node->IsOpen(); +} + + void wxDataViewMainWindow::OnExpanding( unsigned int row ) { + if (IsVirtualList()) + return; + wxDataViewTreeNode * node = GetTreeNodeByRow(row); if( node != NULL ) { @@ -3245,22 +2880,39 @@ void wxDataViewMainWindow::OnExpanding( unsigned int row ) { if( !node->IsOpen()) { - wxDataViewEvent e = SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING,node->GetItem()); - //Check if the user prevent expanding - if( e.GetSkipped() ) + wxDataViewEvent e = SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING,node->GetItem()); + //Check if the user prevent expanding + if( e.GetSkipped() ) return; - node->ToggleOpen(); - //Here I build the children of current node - if( node->GetChildrenNumber() == 0 ) - { - SortPrepare(); - ::BuildTreeHelper(GetOwner()->GetModel(), node->GetItem(), node); - } - m_count = -1; - UpdateDisplay(); - //Send the expanded event - SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem()); + node->ToggleOpen(); + //Here I 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()); } else { @@ -3277,6 +2929,9 @@ void wxDataViewMainWindow::OnExpanding( unsigned int row ) void wxDataViewMainWindow::OnCollapsing(unsigned int row) { + if (IsVirtualList()) + return; + wxDataViewTreeNode * node = GetTreeNodeByRow(row); if( node != NULL ) { @@ -3287,7 +2942,55 @@ void wxDataViewMainWindow::OnCollapsing(unsigned int row) 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 OnExpanding(). + 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,nd->GetItem()); @@ -3297,7 +3000,7 @@ void wxDataViewMainWindow::OnCollapsing(unsigned int row) node = node->GetParent(); if( node != NULL ) { - int parent = GetRowByItem( node->GetItem() ) ; + int parent = GetRowByItem( node->GetItem() ); if( parent >= 0 ) { SelectRow( row, false); @@ -3318,6 +3021,9 @@ wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item if( model == NULL ) return NULL; + if (!item.IsOk()) + return m_root; + //Compose the a parent-chain of the finding item ItemList list; list.DeleteContents( true ); @@ -3332,7 +3038,7 @@ wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item //Find the item along the parent-chain. //This algorithm is designed to speed up the node-finding method wxDataViewTreeNode * node = m_root; - for( ItemList::const_iterator iter = list.begin(); iter !=list.end() ; iter++ ) + for( ItemList::const_iterator iter = list.begin(); iter !=list.end(); iter++ ) { if( node->HasChildren() ) { @@ -3345,14 +3051,14 @@ wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item wxDataViewTreeNodes nodes = node->GetNodes(); unsigned int i; bool found = false; - + for (i = 0; i < nodes.GetCount(); i ++) { if (nodes[i]->GetItem() == (**iter)) { if (nodes[i]->GetItem() == item) - return nodes[i]; - + return nodes[i]; + node = nodes[i]; found = true; break; @@ -3372,12 +3078,11 @@ void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item wxDataViewColumn *col = NULL; unsigned int cols = GetOwner()->GetColumnCount(); unsigned int colnum = 0; - unsigned int x_start = 0; int x, y; m_owner->CalcUnscrolledPosition( point.x, point.y, &x, &y ); - for (x_start = 0; colnum < cols; colnum++) + for (unsigned x_start = 0; colnum < cols; colnum++) { - col = GetOwner()->GetColumn(colnum); + col = GetOwner()->GetColumnAt(colnum); if (col->IsHidden()) continue; // skip it! @@ -3401,10 +3106,10 @@ wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, const wxD wxDataViewColumn *col = NULL; for( int i = 0, cols = GetOwner()->GetColumnCount(); i < cols; i ++ ) { - col = GetOwner()->GetColumn( i ); - x += col->GetWidth(); - if( GetOwner()->GetColumn(i+1) == column ) - break; + col = GetOwner()->GetColumnAt( i ); + x += col->GetWidth(); + if( GetOwner()->GetColumnAt(i+1) == column ) + break; } int w = col->GetWidth(); m_owner->CalcScrolledPosition( x, y, &x, &y ); @@ -3431,29 +3136,32 @@ int wxDataViewMainWindow::RecalculateCount() class ItemToRowJob : public DoJob { public: - ItemToRowJob(const wxDataViewItem & item, ItemList::const_iterator iter ) - { this->item = item ; ret = -1 ; m_iter = iter ; } - virtual ~ItemToRowJob(){}; + ItemToRowJob(const wxDataViewItem& item_, ItemList::const_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->GetItem() == **m_iter ) + { + m_iter++; + return DoJob::CONT; + } + else + { + ret += node->GetSubTreeCount(); + return DoJob::IGR; + } } @@ -3465,7 +3173,8 @@ public: return DoJob::CONT; } //the row number is begin from zero - int GetResult(){ return ret -1 ; } + int GetResult() { return ret -1; } + private: ItemList::const_iterator m_iter; wxDataViewItem item; @@ -3490,7 +3199,7 @@ int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item) const //Compose the a parent-chain of the finding item ItemList list; - wxDataViewItem * pItem = NULL; + wxDataViewItem * pItem; list.DeleteContents( true ); wxDataViewItem it( item ); while( it.IsOk() ) @@ -3511,10 +3220,11 @@ int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item) const static void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, wxDataViewTreeNode * node) { if( !model->IsContainer( item ) ) - return ; + return; wxDataViewItemArray children; unsigned int num = model->GetChildren( item, children); + unsigned int index = 0; while( index < num ) { @@ -3522,7 +3232,7 @@ static void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, wx { wxDataViewTreeNode * n = new wxDataViewTreeNode( node ); n->SetItem(children[index]); - n->SetHasChildren( true ) ; + n->SetHasChildren( true ); node->AddNode( n ); } else @@ -3544,7 +3254,7 @@ void wxDataViewMainWindow::BuildTree(wxDataViewModel * model) if (GetOwner()->GetModel()->IsVirtualListModel()) { - m_count = -1 ; + m_count = -1; return; } @@ -3555,7 +3265,7 @@ void wxDataViewMainWindow::BuildTree(wxDataViewModel * model) wxDataViewItem item; SortPrepare(); BuildTreeHelper( model, item, m_root); - m_count = -1 ; + m_count = -1; } static void DestroyTreeHelper( wxDataViewTreeNode * node ) @@ -3563,9 +3273,9 @@ static void DestroyTreeHelper( wxDataViewTreeNode * node ) if( node->GetNodeNumber() != 0 ) { int len = node->GetNodeNumber(); - int i = 0 ; + int i = 0; wxDataViewTreeNodes& nodes = node->GetNodes(); - for( ; i < len; i ++ ) + for(; i < len; i ++ ) { DestroyTreeHelper(nodes[i]); } @@ -3577,7 +3287,7 @@ void wxDataViewMainWindow::DestroyTree() { if (!IsVirtualList()) { - ::DestroyTreeHelper(m_root); + ::DestroyTreeHelper(m_root); m_count = 0; m_root = NULL; } @@ -3585,7 +3295,7 @@ void wxDataViewMainWindow::DestroyTree() void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) { - if ( HandleAsNavigationKey(event) ) + if ( GetParent()->HandleAsNavigationKey(event) ) return; // no item -> nothing to do @@ -3603,7 +3313,7 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) { case WXK_RETURN: { - if (m_currentRow > 0) + if (m_currentRow >= 0) { wxWindow *parent = GetParent(); wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId()); @@ -3626,11 +3336,11 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) break; //Add the process for tree expanding/collapsing case WXK_LEFT: - OnCollapsing(m_currentRow); - break; - case WXK_RIGHT: - OnExpanding( m_currentRow); - break; + OnCollapsing(m_currentRow); + break; + case WXK_RIGHT: + OnExpanding( m_currentRow); + break; case WXK_END: if (!IsEmpty()) OnArrowChar( GetRowCount() - 1, event ); @@ -3688,7 +3398,7 @@ 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! @@ -3704,14 +3414,14 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) wxDataViewRenderer *cell = col->GetRenderer(); unsigned int current = GetLineAt( y ); - if ((current > GetRowCount()) || (x > GetEndOfLastCol())) + if ((current >= GetRowCount()) || (x > GetEndOfLastCol())) { // Unselect all if below the last row ? return; } //Test whether the mouse is hovered on the tree item button - bool hover = false; + bool hoverOverExpander = false; if ((!IsVirtualList()) && (GetOwner()->GetExpanderColumn() == col)) { wxDataViewTreeNode * node = GetTreeNodeByRow(current); @@ -3719,14 +3429,16 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) { int indent = node->GetIndentLevel(); indent = GetOwner()->GetIndent()*indent; - wxRect rect( xpos + indent + EXPANDER_MARGIN, - GetLineStart( current ) + EXPANDER_MARGIN + (GetLineHeight(current)/2) - (m_lineHeight/2) - EXPANDER_OFFSET, - m_lineHeight-2*EXPANDER_MARGIN, - m_lineHeight-2*EXPANDER_MARGIN + EXPANDER_OFFSET); - if( rect.Contains( x, y) ) + + // 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 - hover = true; + hoverOverExpander = true; if (m_underMouse && m_underMouse != node) { //wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); @@ -3743,7 +3455,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) if (node!=NULL && !node->HasChildren()) delete node; } - if (!hover) + if (!hoverOverExpander) { if (m_underMouse != NULL) { @@ -3755,6 +3467,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) wxDataViewModel *model = GetOwner()->GetModel(); +#if wxUSE_DRAG_AND_DROP if (event.Dragging()) { if (m_dragCount == 0) @@ -3772,7 +3485,29 @@ 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; } @@ -3780,8 +3515,9 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) { m_dragCount = 0; } +#endif // wxUSE_DRAG_AND_DROP - bool forceClick = false; + bool simulateClick = false; if (event.ButtonDClick()) { @@ -3792,12 +3528,17 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) wxDataViewItem item = GetItemByRow(current); bool ignore_other_columns = ((GetOwner()->GetExpanderColumn() != col) && - (model->IsContainer(item)) && - (!model->HasContainerColumns(item))); + (model->IsContainer(item)) && + (!model->HasContainerColumns(item))); if (event.LeftDClick()) { - if ( current == m_lineLastClicked ) + if(hoverOverExpander) + { + // 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)) { @@ -3805,7 +3546,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) model->GetValue( value, item, col->GetModelColumn() ); cell->SetValue( value ); wxRect cell_rect( xpos, GetLineStart( current ), - col->GetWidth(), GetLineHeight( current ) ); + col->GetWidth(), GetLineHeight( current ) ); cell->Activate( cell_rect, model, item, col->GetModelColumn() ); } @@ -3825,47 +3566,22 @@ 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; - if ((!IsVirtualList()) && (GetOwner()->GetExpanderColumn() == col)) - { - wxDataViewTreeNode * node = GetTreeNodeByRow(current); - if( node!=NULL && node->HasChildren() ) - { - int indent = node->GetIndentLevel(); - indent = GetOwner()->GetIndent()*indent; - wxRect rect( xpos + indent + EXPANDER_MARGIN, - GetLineStart( current ) + EXPANDER_MARGIN + (GetLineHeight(current)/2) - (m_lineHeight/2) - EXPANDER_OFFSET, - m_lineHeight-2*EXPANDER_MARGIN, - m_lineHeight-2*EXPANDER_MARGIN + EXPANDER_OFFSET); - - if( rect.Contains( x, y) ) - { - expander = true; - if( node->IsOpen() ) - OnCollapsing(current); - else - OnExpanding( current ); - } - } - if (node && !node->HasChildren()) - delete node; - } //If the user click the expander, we do not do editing even if the column with expander are editable - if (m_lastOnSame && !expander && !ignore_other_columns) + if (m_lastOnSame && !ignore_other_columns) { if ((col == m_currentCol) && (current == m_currentRow) && (cell->GetMode() & wxDATAVIEW_CELL_EDITABLE) ) @@ -3877,7 +3593,7 @@ 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 @@ -3914,7 +3630,18 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) else if (event.MiddleDown()) { } - if (event.LeftDown() || forceClick) + + if((event.LeftDown() || simulateClick) && hoverOverExpander) + { + 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() ) + OnCollapsing(current); + else + OnExpanding(current); + } + else if ((event.LeftDown() || simulateClick) && !hoverOverExpander) { SetFocus(); @@ -3953,7 +3680,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) ChangeCurrentRow(current); unsigned int lineFrom = oldCurrentRow, - lineTo = current; + lineTo = current; if ( lineTo < lineFrom ) { @@ -3970,7 +3697,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) wxFAIL_MSG( _T("how did we get here?") ); } } - + if (m_currentRow != oldCurrentRow) RefreshRow( oldCurrentRow ); @@ -3979,7 +3706,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) // Update selection here... m_currentCol = col; - m_lastOnSame = !forceClick && ((col == oldCurrentCol) && + m_lastOnSame = !simulateClick && ((col == oldCurrentCol) && (current == oldCurrentRow)) && oldWasSelected; // Call LeftClick after everything else as under GTK+ @@ -3990,7 +3717,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) model->GetValue( value, item, col->GetModelColumn() ); cell->SetValue( value ); wxRect cell_rect( xpos, GetLineStart( current ), - col->GetWidth(), GetLineHeight( current ) ); + col->GetWidth(), GetLineHeight( current ) ); /* ignore ret */ cell->LeftClick( event.GetPosition(), cell_rect, model, item, col->GetModelColumn()); } } @@ -4040,35 +3767,37 @@ wxDataViewCtrl::~wxDataViewCtrl() if (m_notifier) GetModel()->RemoveNotifier( m_notifier ); - wxDataViewColumnList::const_iterator iter; - for (iter = m_cols.begin(); iter!=m_cols.end(); iter++) - { - delete *iter; - } + m_cols.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 ) + const wxPoint& pos, const wxSize& size, + long style, const wxValidator& validator ) { - if ( (style & wxBORDER_MASK) == 0) - style |= wxBORDER_SUNKEN; - +// if ( (style & wxBORDER_MASK) == 0) +// style |= wxBORDER_SUNKEN; + + Init(); + if (!wxControl::Create( parent, id, pos, size, style | wxScrolledWindowStyle, validator)) return false; SetInitialSize(size); - Init(); - #ifdef __WXMAC__ - MacSetClipChildren( true ) ; + MacSetClipChildren( true ); #endif m_clientArea = new wxDataViewMainWindow( this, wxID_ANY ); @@ -4076,7 +3805,7 @@ bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id, if (HasFlag(wxDV_NO_HEADER)) m_headerArea = NULL; else - m_headerArea = new wxDataViewHeaderWindow( this, wxID_ANY ); + m_headerArea = new wxDataViewHeaderWindow(this); SetTargetWindow( m_clientArea ); @@ -4089,10 +3818,15 @@ 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); @@ -4108,6 +3842,15 @@ 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 @@ -4122,6 +3865,12 @@ 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 )) @@ -4140,13 +3889,27 @@ 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; m_cols.Append( col ); - OnColumnChange(); + OnColumnsCountChanged(); return true; } @@ -4156,14 +3919,32 @@ bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col ) return false; m_cols.Insert( col ); - OnColumnChange(); + OnColumnsCountChanged(); + return true; +} + +bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col ) +{ + if (!wxDataViewCtrlBase::InsertColumn(pos,col)) + return false; + + m_cols.Insert( pos, col ); + 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(); } @@ -4183,64 +3964,75 @@ unsigned int wxDataViewCtrl::GetColumnCount() const return m_cols.GetCount(); } -wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const +wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int idx ) const { - wxDataViewColumnList::const_iterator iter; - unsigned int i = 0; - for (iter = m_cols.begin(); iter!=m_cols.end(); iter++) - { - if (i == pos) - return *iter; + return m_cols[idx]; +} - if ((*iter)->IsHidden()) - continue; - i ++; - } - return NULL; +wxDataViewColumn *wxDataViewCtrl::GetColumnAt(unsigned int pos) const +{ + // 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::ColumnMoved( wxDataViewColumn* col, unsigned int new_pos ) +int wxDataViewCtrl::GetColumnIndex(const wxDataViewColumn *column) const { - if (new_pos > m_cols.GetCount()) return; - m_cols.DeleteObject( col ); - m_cols.Insert( new_pos, col ); + 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::ColumnMoved(wxDataViewColumn * WXUNUSED(col), + unsigned int WXUNUSED(new_pos)) +{ + // 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::DeleteColumn( wxDataViewColumn *column ) { - wxDataViewColumnList::compatibility_iterator ret = m_cols.Find( column ); + wxDataViewColumnList::compatibility_iterator ret = m_cols.Find( column ); if (!ret) return false; m_cols.Erase(ret); - delete column; - OnColumnChange(); + OnColumnsCountChanged(); return true; } bool wxDataViewCtrl::ClearColumns() { - m_cols.clear(); - OnColumnChange(); + m_cols.Clear(); + OnColumnsCountChanged(); return true; } int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const { - int ret = 0, dead = 0; - int len = GetColumnCount(); - for (int i=0; iIsHidden()) continue; ret += col->GetWidth(); if (column==col) { - CalcScrolledPosition( ret, dead, &ret, &dead ); + CalcScrolledPosition( ret, dummy, &ret, &dummy ); break; } } @@ -4249,7 +4041,8 @@ int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const { - return NULL; + return m_sortingColumnIdx == wxNOT_FOUND ? NULL + : GetColumn(m_sortingColumnIdx); } //Selection code with wxDataViewItem as parameters @@ -4273,19 +4066,34 @@ int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel ) { - wxDataViewSelection selection(wxDataViewSelectionCmp) ; + wxDataViewSelection selection(wxDataViewSelectionCmp); + + wxDataViewItem last_parent; + int len = sel.GetCount(); for( int i = 0; i < len; i ++ ) { - int row = m_clientArea->GetRowByItem( sel[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 ) { @@ -4329,7 +4137,7 @@ int wxDataViewCtrl::GetSelections( wxArrayInt & sel ) const void wxDataViewCtrl::SetSelections( const wxArrayInt & sel ) { - wxDataViewSelection selection(wxDataViewSelectionCmp) ; + wxDataViewSelection selection(wxDataViewSelectionCmp); int len = sel.GetCount(); for( int i = 0; i < len; i ++ ) { @@ -4409,23 +4217,17 @@ void wxDataViewCtrl::EnsureVisible( int row, int 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 - { - int col = 0; - int len = GetColumnCount(); - for( int i = 0; i < len; i ++ ) - if( GetColumn(i) == column ) - { - col = i; - break; - } - EnsureVisible( row, col ); - } + EnsureVisible( row, GetColumnIndex(column) ); } } @@ -4464,7 +4266,16 @@ void wxDataViewCtrl::Collapse( const wxDataViewItem & item ) m_clientArea->Collapse(row); } - #endif +bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const +{ + int row = m_clientArea->GetRowByItem( item ); + if (row != -1) + return m_clientArea->IsExpanded(row); + return false; +} + + +#endif // !wxUSE_GENERICDATAVIEWCTRL #endif