git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@12174 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			483 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			483 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/////////////////////////////////////////////////////////////////////////////
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// Name:        wx/tbarbase.h
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// Purpose:     Base class for toolbar classes
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// Author:      Julian Smart
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// Modified by:
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// Created:     01/02/97
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// RCS-ID:      $Id$
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// Copyright:   (c) Julian Smart and Markus Holzem
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// Licence:     wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_TBARBASE_H_
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#define _WX_TBARBASE_H_
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#ifdef __GNUG__
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    #pragma interface "tbarbase.h"
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#endif
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#include "wx/defs.h"
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#if wxUSE_TOOLBAR
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#include "wx/bitmap.h"
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#include "wx/list.h"
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#include "wx/control.h"
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class WXDLLEXPORT wxToolBarBase;
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class WXDLLEXPORT wxToolBarToolBase;
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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WXDLLEXPORT_DATA(extern const wxChar*) wxToolBarNameStr;
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WXDLLEXPORT_DATA(extern const wxSize) wxDefaultSize;
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WXDLLEXPORT_DATA(extern const wxPoint) wxDefaultPosition;
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enum wxToolBarToolStyle
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{
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    wxTOOL_STYLE_BUTTON    = 1,
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    wxTOOL_STYLE_SEPARATOR = 2,
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    wxTOOL_STYLE_CONTROL
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};
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// ----------------------------------------------------------------------------
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// wxToolBarTool is a toolbar element.
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//
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// It has a unique id (except for the separators which always have id -1), the
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// style (telling whether it is a normal button, separator or a control), the
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// state (toggled or not, enabled or not) and short and long help strings. The
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// default implementations use the short help string for the tooltip text which
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// is popped up when the mouse pointer enters the tool and the long help string
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// for the applications status bar.
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxToolBarToolBase : public wxObject
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{
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public:
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    // ctors & dtor
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    // ------------
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    wxToolBarToolBase(wxToolBarBase *tbar = (wxToolBarBase *)NULL,
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                      int id = wxID_SEPARATOR,
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                      const wxBitmap& bitmap1 = wxNullBitmap,
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                      const wxBitmap& bitmap2 = wxNullBitmap,
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                      bool toggle = FALSE,
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                      wxObject *clientData = (wxObject *) NULL,
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                      const wxString& shortHelpString = wxEmptyString,
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                      const wxString& longHelpString = wxEmptyString)
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        : m_shortHelpString(shortHelpString),
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          m_longHelpString(longHelpString)
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    {
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        m_tbar = tbar;
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        m_id = id;
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        m_clientData = clientData;
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        m_bitmap1 = bitmap1;
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        m_bitmap2 = bitmap2;
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        m_isToggle = toggle;
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        m_enabled = TRUE;
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        m_toggled = FALSE;
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        m_toolStyle = id == wxID_SEPARATOR ? wxTOOL_STYLE_SEPARATOR
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                                           : wxTOOL_STYLE_BUTTON;
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    }
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    wxToolBarToolBase(wxToolBarBase *tbar, wxControl *control)
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    {
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        m_tbar = tbar;
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        m_control = control;
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        m_id = control->GetId();
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        m_isToggle = FALSE;
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        m_enabled = TRUE;
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        m_toggled = FALSE;
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        m_toolStyle = wxTOOL_STYLE_CONTROL;
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    }
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    ~wxToolBarToolBase();
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    // accessors
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    // ---------
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    // general
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    int GetId() const { return m_id; }
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    wxControl *GetControl() const
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    {
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        wxASSERT_MSG( IsControl(), _T("this toolbar tool is not a control") );
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        return m_control;
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    }
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    wxToolBarBase *GetToolBar() const { return m_tbar; }
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    // style
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    bool IsButton() const { return m_toolStyle == wxTOOL_STYLE_BUTTON; }
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    bool IsControl() const { return m_toolStyle == wxTOOL_STYLE_CONTROL; }
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    bool IsSeparator() const { return m_toolStyle == wxTOOL_STYLE_SEPARATOR; }
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    int GetStyle() const { return m_toolStyle; }
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    // state
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    bool IsEnabled() const { return m_enabled; }
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    bool IsToggled() const { return m_toggled; }
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    bool CanBeToggled() const { return m_isToggle; }
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    // attributes
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    const wxBitmap& GetBitmap1() const { return m_bitmap1; }
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    const wxBitmap& GetBitmap2() const { return m_bitmap2; }
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    const wxBitmap& GetBitmap() const
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        { return IsToggled() ? m_bitmap2 : m_bitmap1; }
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    wxString GetShortHelp() const { return m_shortHelpString; }
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    wxString GetLongHelp() const { return m_longHelpString; }
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    wxObject *GetClientData() const
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    {
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        if ( m_toolStyle == wxTOOL_STYLE_CONTROL )
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        {
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            return (wxObject*)m_control->GetClientData();
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        }
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        else
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        {
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            return m_clientData;
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        }
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    }
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    // modifiers: return TRUE if the state really changed
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    bool Enable(bool enable);
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    bool Toggle(bool toggle);
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    bool SetToggle(bool toggle);
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    bool SetShortHelp(const wxString& help);
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    bool SetLongHelp(const wxString& help);
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    void Toggle() { Toggle(!IsToggled()); }
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    void SetBitmap1(const wxBitmap& bmp) { m_bitmap1 = bmp; }
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    void SetBitmap2(const wxBitmap& bmp) { m_bitmap2 = bmp; }
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    void SetClientData(wxObject *clientData)
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    {
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        if ( m_toolStyle == wxTOOL_STYLE_CONTROL )
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        {
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            m_control->SetClientData(clientData);
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        }
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        else
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        {
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            m_clientData = clientData;
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        }
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    }
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    // add tool to/remove it from a toolbar
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    virtual void Detach() { m_tbar = (wxToolBarBase *)NULL; }
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    virtual void Attach(wxToolBarBase *tbar) { m_tbar = tbar; }
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protected:
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    wxToolBarBase *m_tbar;  // the toolbar to which we belong (may be NULL)
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    int m_toolStyle; // see enum wxToolBarToolStyle
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    int m_id;        // the tool id, wxID_SEPARATOR for separator
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    // as controls have their own client data, no need to waste memory
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    union
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    {
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        wxObject         *m_clientData;
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        wxControl        *m_control;
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    };
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    // tool state
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    bool m_toggled;
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    bool m_isToggle;
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    bool m_enabled;
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    // normal and toggles bitmaps
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    wxBitmap m_bitmap1;
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    wxBitmap m_bitmap2;
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    // short and long help strings
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    wxString m_shortHelpString;
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    wxString m_longHelpString;
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};
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// a list of toolbar tools
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WX_DECLARE_EXPORTED_LIST(wxToolBarToolBase, wxToolBarToolsList);
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// ----------------------------------------------------------------------------
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// the base class for all toolbars
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxToolBarBase : public wxControl
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{
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public:
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    wxToolBarBase();
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    virtual ~wxToolBarBase();
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    // toolbar construction
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    // --------------------
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    // the most commonly used version of AddTool()
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    wxToolBarToolBase *AddTool(int id,
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                               const wxBitmap& bitmap,
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                               const wxString& shortHelpString = wxEmptyString,
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                               const wxString& longHelpString = wxEmptyString)
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    {
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        return AddTool(id, bitmap, wxNullBitmap, FALSE, NULL,
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                       shortHelpString, longHelpString);
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    }
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    // If pushedBitmap is NULL, a reversed version of bitmap is created and
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    // used as the pushed/toggled image. If toggle is TRUE, the button toggles
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    // between the two states.
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    wxToolBarToolBase *AddTool(int id,
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                               const wxBitmap& bitmap,
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                               const wxBitmap& pushedBitmap,
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                               bool toggle = FALSE,
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                               wxObject *clientData = NULL,
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                               const wxString& shortHelpString = wxEmptyString,
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                               const wxString& longHelpString = wxEmptyString)
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    {
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        return AddTool(id, bitmap, pushedBitmap, toggle,
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                       -1, -1, clientData, shortHelpString, longHelpString);
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    }
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    // the old version of AddTool() kept for compatibility
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    virtual wxToolBarToolBase *AddTool
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                               (
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                                   int id,
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                                   const wxBitmap& bitmap,
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                                   const wxBitmap& pushedBitmap,
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                                   bool toggle,
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                                   wxCoord xPos,
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                                   wxCoord yPos = -1,
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                                   wxObject *clientData = NULL,
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                                   const wxString& helpString1 = wxEmptyString,
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                                   const wxString& helpString2 = wxEmptyString
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                               );
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    // insert the new tool at the given position, if pos == GetToolsCount(), it
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    // is equivalent to AddTool()
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    virtual wxToolBarToolBase *InsertTool
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                               (
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                                    size_t pos,
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                                    int id,
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                                    const wxBitmap& bitmap,
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                                    const wxBitmap& pushedBitmap = wxNullBitmap,
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                                    bool toggle = FALSE,
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                                    wxObject *clientData = NULL,
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                                    const wxString& help1 = wxEmptyString,
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                                    const wxString& help2 = wxEmptyString
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                               );
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    // add an arbitrary control to the toolbar, return TRUE if ok (notice that
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    // the control will be deleted by the toolbar and that it will also adjust
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    // its position/size)
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    //
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    // NB: the control should have toolbar as its parent
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    virtual wxToolBarToolBase *AddControl(wxControl *control);
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    virtual wxToolBarToolBase *InsertControl(size_t pos, wxControl *control);
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    // add a separator to the toolbar
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    virtual wxToolBarToolBase *AddSeparator();
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    virtual wxToolBarToolBase *InsertSeparator(size_t pos);
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    // remove the tool from the toolbar: the caller is responsible for actually
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    // deleting the pointer
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    virtual wxToolBarToolBase *RemoveTool(int id);
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    // delete tool either by index or by position
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    virtual bool DeleteToolByPos(size_t pos);
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    virtual bool DeleteTool(int id);
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    // delete all tools
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    virtual void ClearTools();
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    // must be called after all buttons have been created to finish toolbar
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    // initialisation
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    virtual bool Realize();
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    // tools state
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    // -----------
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    virtual void EnableTool(int id, bool enable);
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    virtual void ToggleTool(int id, bool toggle);
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    // Set this to be togglable (or not)
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    virtual void SetToggle(int id, bool toggle);
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    // set/get tools client data (not for controls)
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    virtual wxObject *GetToolClientData(int id) const;
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    virtual void SetToolClientData(int id, wxObject *clientData);
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    // return TRUE if the tool is toggled
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    virtual bool GetToolState(int id) const;
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    virtual bool GetToolEnabled(int id) const;
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    virtual void SetToolShortHelp(int id, const wxString& helpString);
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    virtual wxString GetToolShortHelp(int id) const;
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    virtual void SetToolLongHelp(int id, const wxString& helpString);
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    virtual wxString GetToolLongHelp(int id) const;
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    // margins/packing/separation
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    // --------------------------
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    virtual void SetMargins(int x, int y);
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    void SetMargins(const wxSize& size)
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        { SetMargins((int) size.x, (int) size.y); }
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    virtual void SetToolPacking(int packing)
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        { m_toolPacking = packing; }
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    virtual void SetToolSeparation(int separation)
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        { m_toolSeparation = separation; }
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    virtual wxSize GetToolMargins() { return GetMargins(); }
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    virtual int GetToolPacking() { return m_toolPacking; }
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    virtual int GetToolSeparation() { return m_toolSeparation; }
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    // for compatibility
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    wxSize GetMargins() const { return wxSize(m_xMargin, m_yMargin); }
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    // toolbar geometry
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    // ----------------
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    // set the number of toolbar rows
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    virtual void SetRows(int nRows);
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    // the toolbar can wrap - limit the number of columns or rows it may take
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    void SetMaxRowsCols(int rows, int cols)
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        { m_maxRows = rows; m_maxCols = cols; }
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    int GetMaxRows() const { return m_maxRows; }
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    int GetMaxCols() const { return m_maxCols; }
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    // get/set the size of the bitmaps used by the toolbar: should be called
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    // before adding any tools to the toolbar
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    virtual void SetToolBitmapSize(const wxSize& size)
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        { m_defaultWidth = size.x; m_defaultHeight = size.y; };
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    virtual wxSize GetToolBitmapSize() const
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        { return wxSize(m_defaultWidth, m_defaultHeight); }
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    // the button size in some implementations is bigger than the bitmap size:
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    // get the total button size (by default the same as bitmap size)
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    virtual wxSize GetToolSize() const
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        { return GetToolBitmapSize(); } ;
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    // returns a (non separator) tool containing the point (x, y) or NULL if
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    // there is no tool at this point (corrdinates are client)
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    virtual wxToolBarToolBase *FindToolForPosition(wxCoord x,
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                                                   wxCoord y) const = 0;
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    // event handlers
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    // --------------
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    // NB: these functions are deprecated, use EVT_TOOL_XXX() instead!
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    // Only allow toggle if returns TRUE. Call when left button up.
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    virtual bool OnLeftClick(int id, bool toggleDown);
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    // Call when right button down.
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    virtual void OnRightClick(int id, long x, long y);
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    // Called when the mouse cursor enters a tool bitmap.
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    // Argument is -1 if mouse is exiting the toolbar.
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    virtual void OnMouseEnter(int id);
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    // more deprecated functions
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    // -------------------------
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#if WXWIN_COMPATIBILITY
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    void SetDefaultSize(int w, int h) { SetDefaultSize(wxSize(w, h)); }
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    long GetDefaultWidth() const { return m_defaultWidth; }
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    long GetDefaultHeight() const { return m_defaultHeight; }
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    int GetDefaultButtonWidth() const { return (int) GetDefaultButtonSize().x; };
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    int GetDefaultButtonHeight() const { return (int) GetDefaultButtonSize().y; };
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    virtual void SetDefaultSize(const wxSize& size) { SetToolBitmapSize(size); }
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    virtual wxSize GetDefaultSize() const { return GetToolBitmapSize(); }
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    virtual wxSize GetDefaultButtonSize() const { return GetToolSize(); }
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#endif // WXWIN_COMPATIBILITY
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    // implementation only from now on
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    // -------------------------------
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    size_t GetToolsCount() const { return m_tools.GetCount(); }
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    void OnIdle(wxIdleEvent& event);
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    // Do the toolbar button updates (check for EVT_UPDATE_UI handlers)
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    virtual void DoToolbarUpdates();
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    // don't want toolbars to accept the focus
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    virtual bool AcceptsFocus() const { return FALSE; }
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protected:
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    // to implement in derived classes
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    // -------------------------------
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    // the tool is not yet inserted into m_tools list when this function is
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    // called and will only be added to it if this function succeeds
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    virtual bool DoInsertTool(size_t pos, wxToolBarToolBase *tool) = 0;
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    // the tool is still in m_tools list when this function is called, it will
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    // only be deleted from it if it succeeds
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    virtual bool DoDeleteTool(size_t pos, wxToolBarToolBase *tool) = 0;
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    // called when the tools enabled flag changes
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    virtual void DoEnableTool(wxToolBarToolBase *tool, bool enable) = 0;
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    // called when the tool is toggled
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    virtual void DoToggleTool(wxToolBarToolBase *tool, bool toggle) = 0;
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    // called when the tools "can be toggled" flag changes
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    virtual void DoSetToggle(wxToolBarToolBase *tool, bool toggle) = 0;
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    // the functions to create toolbar tools
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    virtual wxToolBarToolBase *CreateTool(int id,
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                                          const wxBitmap& bitmap1,
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                                          const wxBitmap& bitmap2,
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                                          bool toggle,
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                                          wxObject *clientData,
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                                          const wxString& shortHelpString,
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                                          const wxString& longHelpString) = 0;
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    virtual wxToolBarToolBase *CreateTool(wxControl *control) = 0;
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    // helper functions
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						|
    // ----------------
 | 
						|
 | 
						|
    // find the tool by id
 | 
						|
    wxToolBarToolBase *FindById(int id) const;
 | 
						|
 | 
						|
    // the list of all our tools
 | 
						|
    wxToolBarToolsList m_tools;
 | 
						|
 | 
						|
    // the offset of the first tool
 | 
						|
    int m_xMargin;
 | 
						|
    int m_yMargin;
 | 
						|
 | 
						|
    // the maximum number of toolbar rows/columns
 | 
						|
    int m_maxRows;
 | 
						|
    int m_maxCols;
 | 
						|
 | 
						|
    // the tool packing and separation
 | 
						|
    int m_toolPacking,
 | 
						|
        m_toolSeparation;
 | 
						|
 | 
						|
    // the size of the toolbar bitmaps
 | 
						|
    wxCoord m_defaultWidth, m_defaultHeight;
 | 
						|
 | 
						|
private:
 | 
						|
    DECLARE_EVENT_TABLE()
 | 
						|
    DECLARE_CLASS(wxToolBarBase)
 | 
						|
};
 | 
						|
 | 
						|
#endif // wxUSE_TOOLBAR
 | 
						|
 | 
						|
#endif
 | 
						|
    // _WX_TBARBASE_H_
 | 
						|
 |