checklst.h

很牛的GUI源码wxWidgets-2.8.0.zip 可在多种平台下运行.

///////////////////////////////////////////////////////////////////////////////
// Name:        wx/univ/checklst.h
// Purpose:     wxCheckListBox class for wxUniversal
// Author:      Vadim Zeitlin
// Modified by:
// Created:     12.09.00
// RCS-ID:      $Id: checklst.h,v 1.16 2006/09/14 19:36:38 VZ Exp $
// Copyright:   (c) Vadim Zeitlin
// Licence:     wxWindows licence
///////////////////////////////////////////////////////////////////////////////

#ifndef _WX_UNIV_CHECKLST_H_
#define _WX_UNIV_CHECKLST_H_

// ----------------------------------------------------------------------------
// actions
// ----------------------------------------------------------------------------

#define wxACTION_CHECKLISTBOX_TOGGLE _T("toggle")

// ----------------------------------------------------------------------------
// wxCheckListBox
// ----------------------------------------------------------------------------

class WXDLLEXPORT wxCheckListBox : public wxCheckListBoxBase
{
public:
    // ctors
    wxCheckListBox() { Init(); }

    wxCheckListBox(wxWindow *parent,
                   wxWindowID id,
                   const wxPoint& pos = wxDefaultPosition,
                   const wxSize& size = wxDefaultSize,
                   int nStrings = 0,
                   const wxString choices[] = NULL,
                   long style = 0,
                   const wxValidator& validator = wxDefaultValidator,
                   const wxString& name = wxListBoxNameStr)
    {
        Init();

        Create(parent, id, pos, size, nStrings, choices, style, validator, name);
    }
    wxCheckListBox(wxWindow *parent,
                   wxWindowID id,
                   const wxPoint& pos,
                   const wxSize& size,
                   const wxArrayString& choices,
                   long style = 0,
                   const wxValidator& validator = wxDefaultValidator,
                   const wxString& name = wxListBoxNameStr);

    bool Create(wxWindow *parent,
                wxWindowID id,
                const wxPoint& pos = wxDefaultPosition,
                const wxSize& size = wxDefaultSize,
                int nStrings = 0,
                const wxString choices[] = (const wxString *) 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);

    // implement check list box methods
    virtual bool IsChecked(unsigned int item) const;
    virtual void Check(unsigned int item, bool check = true);

    // and input handling
    virtual bool PerformAction(const wxControlAction& action,
                               long numArg = -1l,
                               const wxString& strArg = wxEmptyString);

    static wxInputHandler *GetStdInputHandler(wxInputHandler *handlerDef);
    virtual wxInputHandler *DoGetStdInputHandler(wxInputHandler *handlerDef)
    {
        return GetStdInputHandler(handlerDef);
    }

    // override all methods which add/delete items to update m_checks array as
    // well
    virtual void Delete(unsigned int n);

protected:
    virtual int DoAppend(const wxString& item);
    virtual void DoInsertItems(const wxArrayString& items, unsigned int pos);
    virtual void DoSetItems(const wxArrayString& items, void **clientData);
    virtual void DoClear();

    // draw the check items instead of the usual ones
    virtual void DoDrawRange(wxControlRenderer *renderer,
                             int itemFirst, int itemLast);

    // take them also into account for size calculation
    virtual wxSize DoGetBestClientSize() const;

    // common part of all ctors
    void Init();

private:
    // the array containing the checked status of the items
    wxArrayInt m_checks;

    DECLARE_DYNAMIC_CLASS(wxCheckListBox)
};

#endif // _WX_UNIV_CHECKLST_H_