my_b_treeview.h

B树的实现以及图形化显示

// My_B_treeView.h : interface of the CMy_B_treeView class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_MY_B_TREEVIEW_H__50A083F3_9DB4_40A4_9290_0DA1246D19A3__INCLUDED_)
#define AFX_MY_B_TREEVIEW_H__50A083F3_9DB4_40A4_9290_0DA1246D19A3__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000


class CMy_B_treeView : public CView
{
protected: // create from serialization only
	CMy_B_treeView();
	DECLARE_DYNCREATE(CMy_B_treeView)

// Attributes
public:
	CMy_B_treeDoc* GetDocument();

// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CMy_B_treeView)
	public:
	virtual void OnDraw(CDC* pDC);  // overridden to draw this view
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
	protected:
	virtual BOOL OnPreparePrinting(CPrintInfo* pInfo);
	virtual void OnBeginPrinting(CDC* pDC, CPrintInfo* pInfo);
	virtual void OnEndPrinting(CDC* pDC, CPrintInfo* pInfo);
	//}}AFX_VIRTUAL

// Implementation
public:
	virtual ~CMy_B_treeView();
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:

// Generated message map functions
protected:
	//{{AFX_MSG(CMy_B_treeView)
	afx_msg void OnCreatBtree();
	afx_msg void OnInsertion();
	afx_msg void OnRemove();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
private:
	bool whether_created;
	int options;
};

#ifndef _DEBUG  // debug version in My_B_treeView.cpp
inline CMy_B_treeDoc* CMy_B_treeView::GetDocument()
   { return (CMy_B_treeDoc*)m_pDocument; }
#endif

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

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_MY_B_TREEVIEW_H__50A083F3_9DB4_40A4_9290_0DA1246D19A3__INCLUDED_)