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/////////////////////////////////////////////////////////////////////////////
// Name: wx/msw/listbox.h
// Purpose: wxListBox class
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_LISTBOX_H_
#define _WX_LISTBOX_H_
#if wxUSE_LISTBOX
// ----------------------------------------------------------------------------
// simple types
// ----------------------------------------------------------------------------
#if wxUSE_OWNER_DRAWN
class WXDLLIMPEXP_FWD_CORE wxOwnerDrawn;
// define the array of list box items
#include "wx/dynarray.h"
WX_DEFINE_EXPORTED_ARRAY_PTR(wxOwnerDrawn *, wxListBoxItemsArray);
#endif // wxUSE_OWNER_DRAWN
// forward decl for GetSelections()
class WXDLLIMPEXP_FWD_BASE wxArrayInt;
// ----------------------------------------------------------------------------
// List box control
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxListBox : public wxListBoxBase
{
public:
// ctors and such
wxListBox() { Init(); }
wxListBox(wxWindow *parent, wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
int n = 0, const wxString choices[] = NULL,
long style = 0,
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxListBoxNameStr)
{
Init();
Create(parent, id, pos, size, n, choices, style, validator, name);
}
wxListBox(wxWindow *parent, wxWindowID id,
const wxPoint& pos,
const wxSize& size,
const wxArrayString& choices,
long style = 0,
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxListBoxNameStr)
{
Init();
Create(parent, id, pos, size, choices, style, validator, name);
}
bool Create(wxWindow *parent, wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
int n = 0, const wxString choices[] = NULL,
long style = 0,
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxListBoxNameStr);
bool Create(wxWindow *parent, wxWindowID id,
const wxPoint& pos,
const wxSize& size,
const wxArrayString& choices,
long style = 0,
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxListBoxNameStr);
virtual ~wxListBox();
virtual unsigned int GetCount() const;
virtual wxString GetString(unsigned int n) const;
virtual void SetString(unsigned int n, const wxString& s);
virtual int FindString(const wxString& s, bool bCase = false) const;
virtual bool IsSelected(int n) const;
virtual int GetSelection() const;
virtual int GetSelections(wxArrayInt& aSelections) const;
// return the index of the item at this position or wxNOT_FOUND
int HitTest(const wxPoint& pt) const { return DoHitTestList(pt); }
int HitTest(wxCoord x, wxCoord y) const { return DoHitTestList(wxPoint(x, y)); }
// ownerdrawn wxListBox and wxCheckListBox support
#if wxUSE_OWNER_DRAWN
// override base class virtuals
virtual bool SetFont(const wxFont &font);
bool MSWOnMeasure(WXMEASUREITEMSTRUCT *item);
bool MSWOnDraw(WXDRAWITEMSTRUCT *item);
// plug-in for derived classes
virtual wxOwnerDrawn *CreateLboxItem(size_t n);
// allows to get the item and use SetXXX functions to set it's appearance
wxOwnerDrawn *GetItem(size_t n) const { return m_aItems[n]; }
// get the index of the given item
int GetItemIndex(wxOwnerDrawn *item) const { return m_aItems.Index(item); }
// get rect of the given item index
bool GetItemRect(size_t n, wxRect& rect) const;
// redraw the given item
bool RefreshItem(size_t n);
#endif // wxUSE_OWNER_DRAWN
// Windows-specific code to update the horizontal extent of the listbox, if
// necessary. If s is non-empty, the horizontal extent is increased to the
// length of this string if it's currently too short, otherwise the maximum
// extent of all strings is used. In any case calls InvalidateBestSize()
virtual void SetHorizontalExtent(const wxString& s = wxEmptyString);
// Windows callbacks
bool MSWCommand(WXUINT param, WXWORD id);
WXDWORD MSWGetStyle(long style, WXDWORD *exstyle) const;
// under XP when using "transition effect for menus and tooltips" if we
// return true for WM_PRINTCLIENT here then it causes noticable slowdown
virtual bool MSWShouldPropagatePrintChild()
{
return false;
}
virtual wxVisualAttributes GetDefaultAttributes() const
{
return GetClassDefaultAttributes(GetWindowVariant());
}
static wxVisualAttributes
GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL)
{
return GetCompositeControlsDefaultAttributes(variant);
}
// returns true if the platform should explicitly apply a theme border
virtual bool CanApplyThemeBorder() const { return false; }
virtual void OnInternalIdle();
protected:
virtual wxSize DoGetBestClientSize() const;
virtual void DoClear();
virtual void DoDeleteOneItem(unsigned int n);
virtual void DoSetSelection(int n, bool select);
virtual int DoInsertItems(const wxArrayStringsAdapter& items,
unsigned int pos,
void **clientData, wxClientDataType type);
virtual void DoSetFirstItem(int n);
virtual void DoSetItemClientData(unsigned int n, void* clientData);
virtual void* DoGetItemClientData(unsigned int n) const;
// this can't be called DoHitTest() because wxWindow already has this method
virtual int DoHitTestList(const wxPoint& point) const;
// free memory (common part of Clear() and dtor)
void Free();
unsigned int m_noItems;
#if wxUSE_OWNER_DRAWN
// control items
wxListBoxItemsArray m_aItems;
#endif
private:
// common part of all ctors
void Init();
// call this when items are added to or deleted from the listbox or an
// items text changes
void MSWOnItemsChanged();
// flag indicating whether the max horizontal extent should be updated,
// i.e. if we need to call SetHorizontalExtent() from OnInternalIdle()
bool m_updateHorizontalExtent;
DECLARE_DYNAMIC_CLASS_NO_COPY(wxListBox)
};
#endif // wxUSE_LISTBOX
#endif
// _WX_LISTBOX_H_
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