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///////////////////////////////////////////////////////////////////////////////
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// Purpose: wxListCtrl class
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// Author: Vadim Zeitlin
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// RCS-ID: $Id: listbase.h 70286 2012-01-07 16:11:10Z VZ $
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// Copyright: (c) wxWidgets team
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_LISTBASE_H_BASE_
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#define _WX_LISTBASE_H_BASE_
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#include "wx/colour.h"
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#include "wx/gdicmn.h"
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#include "wx/control.h"
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class WXDLLIMPEXP_FWD_CORE wxImageList;
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// ----------------------------------------------------------------------------
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// ----------------------------------------------------------------------------
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// type of compare function for wxListCtrl sort operation
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int (wxCALLBACK *wxListCtrlCompare)(wxIntPtr item1, wxIntPtr item2, wxIntPtr sortData);
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// ----------------------------------------------------------------------------
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// wxListCtrl constants
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// ----------------------------------------------------------------------------
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#define wxLC_VRULES 0x0001
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#define wxLC_HRULES 0x0002
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#define wxLC_ICON 0x0004
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#define wxLC_SMALL_ICON 0x0008
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#define wxLC_LIST 0x0010
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#define wxLC_REPORT 0x0020
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#define wxLC_ALIGN_TOP 0x0040
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#define wxLC_ALIGN_LEFT 0x0080
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#define wxLC_AUTOARRANGE 0x0100
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#define wxLC_VIRTUAL 0x0200
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#define wxLC_EDIT_LABELS 0x0400
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#define wxLC_NO_HEADER 0x0800
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#define wxLC_NO_SORT_HEADER 0x1000
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#define wxLC_SINGLE_SEL 0x2000
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#define wxLC_SORT_ASCENDING 0x4000
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#define wxLC_SORT_DESCENDING 0x8000
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#define wxLC_MASK_TYPE (wxLC_ICON | wxLC_SMALL_ICON | wxLC_LIST | wxLC_REPORT)
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#define wxLC_MASK_ALIGN (wxLC_ALIGN_TOP | wxLC_ALIGN_LEFT)
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#define wxLC_MASK_SORT (wxLC_SORT_ASCENDING | wxLC_SORT_DESCENDING)
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// for compatibility only
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#define wxLC_USER_TEXT wxLC_VIRTUAL
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// (a) too much detail
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// (b) not enough style flags
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// (c) not implemented anyhow in the generic version
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// #define wxLC_NO_SCROLL
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// #define wxLC_NO_LABEL_WRAP
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// #define wxLC_OWNERDRAW_FIXED
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// #define wxLC_SHOW_SEL_ALWAYS
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// Mask flags to tell app/GUI what fields of wxListItem are valid
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#define wxLIST_MASK_STATE 0x0001
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#define wxLIST_MASK_TEXT 0x0002
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#define wxLIST_MASK_IMAGE 0x0004
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#define wxLIST_MASK_DATA 0x0008
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#define wxLIST_SET_ITEM 0x0010
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#define wxLIST_MASK_WIDTH 0x0020
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#define wxLIST_MASK_FORMAT 0x0040
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// State flags for indicating the state of an item
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#define wxLIST_STATE_DONTCARE 0x0000
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#define wxLIST_STATE_DROPHILITED 0x0001 // MSW only
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#define wxLIST_STATE_FOCUSED 0x0002
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#define wxLIST_STATE_SELECTED 0x0004
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#define wxLIST_STATE_CUT 0x0008 // MSW only
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#define wxLIST_STATE_DISABLED 0x0010 // OS2 only
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#define wxLIST_STATE_FILTERED 0x0020 // OS2 only
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#define wxLIST_STATE_INUSE 0x0040 // OS2 only
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#define wxLIST_STATE_PICKED 0x0080 // OS2 only
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#define wxLIST_STATE_SOURCE 0x0100 // OS2 only
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// Hit test flags, used in HitTest
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#define wxLIST_HITTEST_ABOVE 0x0001 // Above the client area.
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#define wxLIST_HITTEST_BELOW 0x0002 // Below the client area.
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#define wxLIST_HITTEST_NOWHERE 0x0004 // In the client area but below the last item.
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#define wxLIST_HITTEST_ONITEMICON 0x0020 // On the bitmap associated with an item.
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#define wxLIST_HITTEST_ONITEMLABEL 0x0080 // On the label (string) associated with an item.
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#define wxLIST_HITTEST_ONITEMRIGHT 0x0100 // In the area to the right of an item.
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#define wxLIST_HITTEST_ONITEMSTATEICON 0x0200 // On the state icon for a tree view item that is in a user-defined state.
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#define wxLIST_HITTEST_TOLEFT 0x0400 // To the left of the client area.
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#define wxLIST_HITTEST_TORIGHT 0x0800 // To the right of the client area.
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#define wxLIST_HITTEST_ONITEM (wxLIST_HITTEST_ONITEMICON | wxLIST_HITTEST_ONITEMLABEL | wxLIST_HITTEST_ONITEMSTATEICON)
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// GetSubItemRect constants
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#define wxLIST_GETSUBITEMRECT_WHOLEITEM -1l
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// Flags for GetNextItem (MSW only except wxLIST_NEXT_ALL)
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wxLIST_NEXT_ABOVE, // Searches for an item above the specified item
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wxLIST_NEXT_ALL, // Searches for subsequent item by index
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wxLIST_NEXT_BELOW, // Searches for an item below the specified item
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wxLIST_NEXT_LEFT, // Searches for an item to the left of the specified item
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wxLIST_NEXT_RIGHT // Searches for an item to the right of the specified item
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// Alignment flags for Arrange (MSW only except wxLIST_ALIGN_LEFT)
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wxLIST_ALIGN_DEFAULT,
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wxLIST_ALIGN_SNAP_TO_GRID
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// Column format (MSW only except wxLIST_FORMAT_LEFT)
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enum wxListColumnFormat
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wxLIST_FORMAT_CENTRE,
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wxLIST_FORMAT_CENTER = wxLIST_FORMAT_CENTRE
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// Autosize values for SetColumnWidth
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wxLIST_AUTOSIZE = -1,
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wxLIST_AUTOSIZE_USEHEADER = -2 // partly supported by generic version
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// Flag values for GetItemRect
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// Flag values for FindItem (MSW only)
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// ----------------------------------------------------------------------------
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// wxListItemAttr: a structure containing the visual attributes of an item
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// ----------------------------------------------------------------------------
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// TODO: this should be renamed to wxItemAttr or something general like this
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// and used as base class for wxTextAttr which duplicates this class
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// entirely currently
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class WXDLLIMPEXP_CORE wxListItemAttr
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wxListItemAttr(const wxColour& colText,
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const wxColour& colBack,
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: m_colText(colText), m_colBack(colBack), m_font(font)
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// default copy ctor, assignment operator and dtor are ok
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void SetTextColour(const wxColour& colText) { m_colText = colText; }
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void SetBackgroundColour(const wxColour& colBack) { m_colBack = colBack; }
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void SetFont(const wxFont& font) { m_font = font; }
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bool HasTextColour() const { return m_colText.IsOk(); }
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bool HasBackgroundColour() const { return m_colBack.IsOk(); }
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bool HasFont() const { return m_font.IsOk(); }
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const wxColour& GetTextColour() const { return m_colText; }
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const wxColour& GetBackgroundColour() const { return m_colBack; }
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const wxFont& GetFont() const { return m_font; }
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// this is almost like assignment operator except it doesn't overwrite the
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// fields unset in the source attribute
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void AssignFrom(const wxListItemAttr& source)
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if ( source.HasTextColour() )
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SetTextColour(source.GetTextColour());
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if ( source.HasBackgroundColour() )
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SetBackgroundColour(source.GetBackgroundColour());
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if ( source.HasFont() )
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SetFont(source.GetFont());
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// ----------------------------------------------------------------------------
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// wxListItem: the item or column info, used to exchange data with wxListCtrl
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxListItem : public wxObject
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wxListItem() { Init(); m_attr = NULL; }
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wxListItem(const wxListItem& item)
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m_itemId(item.m_itemId),
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m_state(item.m_state),
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m_stateMask(item.m_stateMask),
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m_image(item.m_image),
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m_format(item.m_format),
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m_width(item.m_width),
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// copy list item attributes
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if ( item.HasAttributes() )
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m_attr = new wxListItemAttr(*item.GetAttributes());
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wxListItem& operator=(const wxListItem& item)
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m_mask = item.m_mask;
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m_itemId = item.m_itemId;
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m_state = item.m_state;
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m_stateMask = item.m_stateMask;
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m_text = item.m_text;
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m_image = item.m_image;
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m_data = item.m_data;
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m_format = item.m_format;
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m_width = item.m_width;
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m_attr = item.m_attr ? new wxListItemAttr(*item.m_attr) : NULL;
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virtual ~wxListItem() { delete m_attr; }
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void Clear() { Init(); m_text.clear(); ClearAttributes(); }
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void ClearAttributes() { if ( m_attr ) { delete m_attr; m_attr = NULL; } }
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void SetMask(long mask)
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void SetColumn(int col)
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void SetState(long state)
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{ m_mask |= wxLIST_MASK_STATE; m_state = state; m_stateMask |= state; }
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void SetStateMask(long stateMask)
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{ m_stateMask = stateMask; }
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void SetText(const wxString& text)
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{ m_mask |= wxLIST_MASK_TEXT; m_text = text; }
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void SetImage(int image)
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{ m_mask |= wxLIST_MASK_IMAGE; m_image = image; }
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void SetData(long data)
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{ m_mask |= wxLIST_MASK_DATA; m_data = data; }
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void SetData(void *data)
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{ m_mask |= wxLIST_MASK_DATA; m_data = wxPtrToUInt(data); }
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void SetWidth(int width)
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{ m_mask |= wxLIST_MASK_WIDTH; m_width = width; }
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void SetAlign(wxListColumnFormat align)
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{ m_mask |= wxLIST_MASK_FORMAT; m_format = align; }
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void SetTextColour(const wxColour& colText)
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{ Attributes().SetTextColour(colText); }
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void SetBackgroundColour(const wxColour& colBack)
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{ Attributes().SetBackgroundColour(colBack); }
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void SetFont(const wxFont& font)
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{ Attributes().SetFont(font); }
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long GetMask() const { return m_mask; }
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long GetId() const { return m_itemId; }
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int GetColumn() const { return m_col; }
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long GetState() const { return m_state & m_stateMask; }
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const wxString& GetText() const { return m_text; }
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int GetImage() const { return m_image; }
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wxUIntPtr GetData() const { return m_data; }
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int GetWidth() const { return m_width; }
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wxListColumnFormat GetAlign() const { return (wxListColumnFormat)m_format; }
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wxListItemAttr *GetAttributes() const { return m_attr; }
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bool HasAttributes() const { return m_attr != NULL; }
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wxColour GetTextColour() const
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{ return HasAttributes() ? m_attr->GetTextColour() : wxNullColour; }
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wxColour GetBackgroundColour() const
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{ return HasAttributes() ? m_attr->GetBackgroundColour()
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wxFont GetFont() const
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{ return HasAttributes() ? m_attr->GetFont() : wxNullFont; }
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// this conversion is necessary to make old code using GetItem() to
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operator long() const { return m_itemId; }
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// these members are public for compatibility
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long m_mask; // Indicates what fields are valid
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long m_itemId; // The zero-based item position
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int m_col; // Zero-based column, if in report mode
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long m_state; // The state of the item
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long m_stateMask;// Which flags of m_state are valid (uses same flags)
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wxString m_text; // The label/header text
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int m_image; // The zero-based index into an image list
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wxUIntPtr m_data; // App-defined data
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int m_format; // left, right, centre
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int m_width; // width of column
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int m_miniImage; // handle to the mini image for OS/2
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// creates m_attr if we don't have it yet
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wxListItemAttr& Attributes()
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m_attr = new wxListItemAttr;
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m_format = wxLIST_FORMAT_CENTRE;
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wxListItemAttr *m_attr; // optional pointer to the items style
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DECLARE_DYNAMIC_CLASS(wxListItem)
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// ----------------------------------------------------------------------------
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// wxListCtrlBase: the base class for the main control itself.
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// ----------------------------------------------------------------------------
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// Unlike other base classes, this class doesn't currently define the API of
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// the real control class but is just used for implementation convenience. We
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// should define the public class functions as pure virtual here in the future
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class WXDLLIMPEXP_CORE wxListCtrlBase : public wxControl
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// Image list methods.
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// -------------------
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// Associate the given (possibly NULL to indicate that no images will be
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// used) image list with the control. The ownership of the image list
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// passes to the control, i.e. it will be deleted when the control itself
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// The value of "which" must be one of wxIMAGE_LIST_{NORMAL,SMALL,STATE}.
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virtual void AssignImageList(wxImageList* imageList, int which) = 0;
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// Same as AssignImageList() but the control does not delete the image list
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// so it can be shared among several controls.
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virtual void SetImageList(wxImageList* imageList, int which) = 0;
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// Return the currently used image list, may be NULL.
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virtual wxImageList* GetImageList(int which) const = 0;
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// Column-related methods.
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// -----------------------
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// All these methods can only be used in report view mode.
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// Appends a new column.
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// Returns the index of the newly inserted column or -1 on error.
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long AppendColumn(const wxString& heading,
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int format = wxLIST_FORMAT_LEFT,
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// Add a new column to the control at the position "col".
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// Returns the index of the newly inserted column or -1 on error.
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long InsertColumn(long col, const wxListItem& info);
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long InsertColumn(long col,
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const wxString& heading,
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int format = wxLIST_FORMAT_LEFT,
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int width = wxLIST_AUTOSIZE);
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// Delete the given or all columns.
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virtual bool DeleteColumn(int col) = 0;
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virtual bool DeleteAllColumns() = 0;
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// Return the current number of columns.
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virtual int GetColumnCount() const = 0;
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// Get or update information about the given column. Set item mask to
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// indicate the fields to retrieve or change.
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// Returns false on error, e.g. if the column index is invalid.
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virtual bool GetColumn(int col, wxListItem& item) const = 0;
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virtual bool SetColumn(int col, const wxListItem& item) = 0;
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// Convenient wrappers for the above methods which get or update just the
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virtual int GetColumnWidth(int col) const = 0;
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virtual bool SetColumnWidth(int col, int width) = 0;
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// Other miscellaneous accessors.
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// ------------------------------
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// Convenient functions for testing the list control mode:
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bool InReportView() const { return HasFlag(wxLC_REPORT); }
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bool IsVirtual() const { return HasFlag(wxLC_VIRTUAL); }
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// Real implementations methods to which our public forwards.
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virtual long DoInsertColumn(long col, const wxListItem& info) = 0;
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// Overridden methods of the base class.
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virtual wxSize DoGetBestClientSize() const;
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// ----------------------------------------------------------------------------
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// wxListEvent - the event class for the wxListCtrl notifications
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxListEvent : public wxNotifyEvent
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wxListEvent(wxEventType commandType = wxEVT_NULL, int winid = 0)
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: wxNotifyEvent(commandType, winid)
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, m_editCancelled(false)
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wxListEvent(const wxListEvent& event)
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: wxNotifyEvent(event)
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, m_code(event.m_code)
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, m_oldItemIndex(event.m_oldItemIndex)
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, m_itemIndex(event.m_itemIndex)
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, m_pointDrag(event.m_pointDrag)
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, m_item(event.m_item)
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, m_editCancelled(event.m_editCancelled)
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int GetKeyCode() const { return m_code; }
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long GetIndex() const { return m_itemIndex; }
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int GetColumn() const { return m_col; }
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wxPoint GetPoint() const { return m_pointDrag; }
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const wxString& GetLabel() const { return m_item.m_text; }
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const wxString& GetText() const { return m_item.m_text; }
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int GetImage() const { return m_item.m_image; }
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long GetData() const { return static_cast<long>(m_item.m_data); }
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long GetMask() const { return m_item.m_mask; }
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const wxListItem& GetItem() const { return m_item; }
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// for wxEVT_COMMAND_LIST_CACHE_HINT only
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long GetCacheFrom() const { return m_oldItemIndex; }
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long GetCacheTo() const { return m_itemIndex; }
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// was label editing canceled? (for wxEVT_COMMAND_LIST_END_LABEL_EDIT only)
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bool IsEditCancelled() const { return m_editCancelled; }
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void SetEditCanceled(bool editCancelled) { m_editCancelled = editCancelled; }
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virtual wxEvent *Clone() const { return new wxListEvent(*this); }
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//protected: -- not for backwards compatibility
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long m_oldItemIndex; // only for wxEVT_COMMAND_LIST_CACHE_HINT
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bool m_editCancelled;
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DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxListEvent)
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// ----------------------------------------------------------------------------
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// wxListCtrl event macros
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// ----------------------------------------------------------------------------
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_BEGIN_DRAG, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_BEGIN_RDRAG, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_END_LABEL_EDIT, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_DELETE_ITEM, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_ITEM_SELECTED, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_ITEM_DESELECTED, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_KEY_DOWN, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_INSERT_ITEM, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_COL_CLICK, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_ITEM_ACTIVATED, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_CACHE_HINT, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_COL_RIGHT_CLICK, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_COL_BEGIN_DRAG, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_COL_DRAGGING, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_COL_END_DRAG, wxListEvent );
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wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_LIST_ITEM_FOCUSED, wxListEvent );
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typedef void (wxEvtHandler::*wxListEventFunction)(wxListEvent&);
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#define wxListEventHandler(func) \
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wxEVENT_HANDLER_CAST(wxListEventFunction, func)
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#define wx__DECLARE_LISTEVT(evt, id, fn) \
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wx__DECLARE_EVT1(wxEVT_COMMAND_LIST_ ## evt, id, wxListEventHandler(fn))
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#define EVT_LIST_BEGIN_DRAG(id, fn) wx__DECLARE_LISTEVT(BEGIN_DRAG, id, fn)
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#define EVT_LIST_BEGIN_RDRAG(id, fn) wx__DECLARE_LISTEVT(BEGIN_RDRAG, id, fn)
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#define EVT_LIST_BEGIN_LABEL_EDIT(id, fn) wx__DECLARE_LISTEVT(BEGIN_LABEL_EDIT, id, fn)
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#define EVT_LIST_END_LABEL_EDIT(id, fn) wx__DECLARE_LISTEVT(END_LABEL_EDIT, id, fn)
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#define EVT_LIST_DELETE_ITEM(id, fn) wx__DECLARE_LISTEVT(DELETE_ITEM, id, fn)
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#define EVT_LIST_DELETE_ALL_ITEMS(id, fn) wx__DECLARE_LISTEVT(DELETE_ALL_ITEMS, id, fn)
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#define EVT_LIST_KEY_DOWN(id, fn) wx__DECLARE_LISTEVT(KEY_DOWN, id, fn)
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#define EVT_LIST_INSERT_ITEM(id, fn) wx__DECLARE_LISTEVT(INSERT_ITEM, id, fn)
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#define EVT_LIST_COL_CLICK(id, fn) wx__DECLARE_LISTEVT(COL_CLICK, id, fn)
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#define EVT_LIST_COL_RIGHT_CLICK(id, fn) wx__DECLARE_LISTEVT(COL_RIGHT_CLICK, id, fn)
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#define EVT_LIST_COL_BEGIN_DRAG(id, fn) wx__DECLARE_LISTEVT(COL_BEGIN_DRAG, id, fn)
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#define EVT_LIST_COL_DRAGGING(id, fn) wx__DECLARE_LISTEVT(COL_DRAGGING, id, fn)
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#define EVT_LIST_COL_END_DRAG(id, fn) wx__DECLARE_LISTEVT(COL_END_DRAG, id, fn)
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#define EVT_LIST_ITEM_SELECTED(id, fn) wx__DECLARE_LISTEVT(ITEM_SELECTED, id, fn)
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#define EVT_LIST_ITEM_DESELECTED(id, fn) wx__DECLARE_LISTEVT(ITEM_DESELECTED, id, fn)
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#define EVT_LIST_ITEM_RIGHT_CLICK(id, fn) wx__DECLARE_LISTEVT(ITEM_RIGHT_CLICK, id, fn)
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#define EVT_LIST_ITEM_MIDDLE_CLICK(id, fn) wx__DECLARE_LISTEVT(ITEM_MIDDLE_CLICK, id, fn)
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#define EVT_LIST_ITEM_ACTIVATED(id, fn) wx__DECLARE_LISTEVT(ITEM_ACTIVATED, id, fn)
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#define EVT_LIST_ITEM_FOCUSED(id, fn) wx__DECLARE_LISTEVT(ITEM_FOCUSED, id, fn)
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#define EVT_LIST_CACHE_HINT(id, fn) wx__DECLARE_LISTEVT(CACHE_HINT, id, fn)
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// _WX_LISTCTRL_H_BASE_