bcgmenubar.h

一个完整的编辑器的代码（很值得参考

//*******************************************************************************
// COPYRIGHT NOTES
// ---------------
// This source code is a part of BCGControlBar library.
// You may use, compile or redistribute it as part of your application 
// for free. You cannot redistribute it as a part of a software development 
// library without the agreement of the author. If the sources are 
// distributed along with the application, you should leave the original 
// copyright notes in the source code without any changes.
// This code can be used WITHOUT ANY WARRANTIES on your own risk.
// 
// Stas Levin <[e-mail]>
//*******************************************************************************

#if !defined(AFX_BCGMENUBAR_H__644FE23B_D1DB_11D1_A649_00A0C93A70EC__INCLUDED_)
#define AFX_BCGMENUBAR_H__644FE23B_D1DB_11D1_A649_00A0C93A70EC__INCLUDED_

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000
// BCGMenuBar.h : header file
//

#include "BCGToolBar.h"
#include "bcgcontrolbar.h"

class CBCGToolbarMenuButton;
class CBCGToolbarSystemMenuButton;
class CBCGToolbarMenuButtonsButton;

#define BCG_IDW_MENUBAR               0xE806  // CBCGMenuBar

/////////////////////////////////////////////////////////////////////////////
// CBCGMenuBar window

class BCGCONTROLBARDLLEXPORT CBCGMenuBar : public CBCGToolBar
{
	friend class CBCGOptionsPage;
	friend class CBCGToolBar;
	friend class CBCGPopupMenuBar;

	DECLARE_SERIAL(CBCGMenuBar)

// Construction
public:
	CBCGMenuBar();

// Attributes
public:
	static BOOL IsShowAllCommands ()
	{
		return m_bShowAllCommands || !m_bRecentlyUsedMenus;
	}

	static BOOL IsRecentlyUsedMenus ()
	{
		return m_bRecentlyUsedMenus;
	}

	static BOOL IsShowAllCommandsDelay ()
	{
		return m_bShowAllMenusDelay;
	}

	static void SetShowAllCommands (BOOL bShowAllCommands = TRUE);

	static BOOL SetMenuFont (LPLOGFONT lpLogFont, BOOL bHorz = TRUE);
	static const CFont& GetMenuFont (BOOL bHorz = TRUE);

	static void EnableMenuShadows (BOOL bEnable = TRUE)
	{
		m_bMenuShadows = bEnable;
	}

	static BOOL IsMenuShadows ()
	{
		return m_bMenuShadows;
	}

	BOOL	m_bAutoDocMenus;	// Automatically load/save  document menus

protected:
	CWnd*	m_pParentWnd;
	BOOL	m_bMaximizeMode;
	BOOL	m_bActualMaximizeMode;
	HMENU	m_hMenu;
	HMENU	m_hDefaultMenu;
	HMENU	m_hSysMenu;
	HICON	m_hSysIcon;
	UINT	m_uiDefMenuResId;
	int		m_nSystemButtonsNum;
	int		m_nSystemButtonsNumSaved;
	BOOL	m_bHaveButtons;
	CSize	m_szSystemButton;	// Syetm button size

	static BOOL	m_bShowAllCommands;
	static BOOL	m_bRecentlyUsedMenus;
	static BOOL	m_bShowAllMenusDelay;

	static HHOOK		m_hookMouseDrag;
	static CBCGMenuBar*	m_pDraggedMenuBar;

	static BOOL m_bMenuShadows;

// Operations
public:
	BOOL TranslateChar (UINT nChar);

	void CreateFromMenu (HMENU hMenu, BOOL bDefaultMenu = FALSE);
	void SetMaximizeMode (BOOL bMax, CWnd* pWnd = NULL);

	void SetDefaultMenuResId (UINT uiResId);
	UINT GetDefaultMenuResId () const
	{
		return m_uiDefMenuResId;
	}

	HMENU GetMenu () const
	{
		return m_hMenu;
	}

	HMENU GetDefaultMenu () const
	{
		return m_hDefaultMenu;
	}

	CBCGToolbarButton* GetMenuItem (int iItem) const;
	CBCGToolbarSystemMenuButton* GetSystemMenu () const;
	CBCGToolbarMenuButtonsButton* GetSystemButton (UINT uiBtn, BOOL bByCommand = TRUE) const;

protected:
	void RestoreMaximizeMode ();
	void SetDragMode (BOOL bOn);

	static LRESULT CALLBACK BCGMenuBarMouseProc (int nCode, WPARAM wParam, LPARAM lParam);
	static BOOL FindMenuItemText (HMENU hMenu, const UINT nID, CString& strText);

	void CalcSysButtonSize ();

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CBCGMenuBar)
	//}}AFX_VIRTUAL

public:
	virtual BOOL Create(CWnd* pParentWnd,
			DWORD dwStyle = dwDefaultToolbarStyle,
			UINT nID = BCG_IDW_MENUBAR);

	virtual CSize CalcDynamicLayout (int nLength, DWORD dwMode);
	virtual CSize CalcFixedLayout(BOOL bStretch, BOOL bHorz);
	virtual CSize CalcLayout(DWORD dwMode, int nLength = -1);

	virtual void AdjustLocations ();
	virtual BOOL OnSendCommand (const CBCGToolbarButton* pButton);

	virtual int OnToolHitTest(CPoint point, TOOLINFO* pTI) const;

	virtual BOOL LoadState (LPCTSTR lpszProfileName = NULL, int nIndex = -1, UINT uiID = (UINT) -1);
	virtual BOOL SaveState (LPCTSTR lpszProfileName = NULL, int nIndex = -1, UINT uiID = (UINT) -1);

	virtual void OnCustomizeMode (BOOL bSet);

	virtual BOOL CanBeRestored () const
	{
		return TRUE;
	}

	virtual BOOL CanBeClosed () const
	{
		return FALSE;
	}

	virtual BOOL AllowChangeTextLabels () const
	{
		return FALSE;
	}

	// ET: Hook for dynamic changes of the default menu
	virtual void OnDefaultMenuLoaded (HMENU) {};
	virtual BOOL RestoreOriginalstate ();
	virtual BOOL PreTranslateMessage(MSG* pMsg);

	virtual int GetRowHeight () const
	{
		return max (globalData.GetTextHeight (m_dwStyle & CBRS_ORIENT_HORZ),
			m_bHaveButtons ?
			GetButtonSize ().cy :
				m_sizeMenuButton.cy <= 0 ? 
					m_sizeButton.cy - 2 : m_sizeMenuButton.cy - 2);
	}

	virtual int GetColumnWidth () const
	{
		return m_bHaveButtons ?
			GetButtonSize ().cx :
				m_sizeMenuButton.cx <= 0 ? 
					m_sizeButton.cx - 2 : m_sizeMenuButton.cx - 2;
	}

	virtual BOOL OnSetDefaultButtonText (CBCGToolbarButton* pButton);
	virtual BOOL PrevMenu ();
	virtual BOOL NextMenu ();
	virtual void OnChangeHot (int iHot);

protected:
	virtual int FindDropIndex (const CPoint point, CRect& rectDrag) const;

	// Implementation
public:
	virtual ~CBCGMenuBar();

	// Generated message map functions
protected:
	//{{AFX_MSG(CBCGMenuBar)
	afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnKillFocus(CWnd* pNewWnd);
	afx_msg void OnSetFocus(CWnd* pOldWnd);
	afx_msg void OnWindowPosChanged(WINDOWPOS FAR* lpwndpos);
	afx_msg void OnTimer(UINT nIDEvent);
	afx_msg void OnLButtonDblClk(UINT nFlags, CPoint point);
	afx_msg void OnSettingChange(UINT uFlags, LPCTSTR lpszSection);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

/////////////////////////////////////////////////////////////////////////////

//{{AFX_INSERT_LOCATION}}
// Microsoft Developer Studio will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_BCGMENUBAR_H__644FE23B_D1DB_11D1_A649_00A0C93A70EC__INCLUDED_)