CTreeCtrl的拖拽功能

《CTreeCtrl的拖拽功能》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、[MFC编程]一个具有拖拽功能的TreeCtrl  2011-05-0722:37:20

2、  分类： MFC编程

3、举报

4、字号 订阅#if!defined(AFX_DRAGTREE_H__3015F03F_045E_4531_A436_E2A890F23540__INCLUDED_)#defineAFX_DRAGTREE_H__3015F03F_045E_4531_A436_E2A890F23540__INCLUDED_#if_MSC_VER>1000#pragmaonce#endif//_MSC_VER>1000//DragTree.h:headerfile/////////

5、////////////////////////////////////////////////////////////////////////CDragTreewindowclassCDragTree:publicCTreeCtrl{//Constructionpublic: CDragTree();  CImageList* m_pDragImages; //拖动的图像列表 BOOLm_bDrag;    //是否进行拖动 HTREEITEM m_hBeginDrag; //拖动的起点//Attributespublic://Operationspublic://Over

6、rides //ClassWizardgeneratedvirtualfunctionoverrides //{{AFX_VIRTUAL(CDragTree) //}}AFX_VIRTUAL//Implementationpublic: voidCopyNodes(HTREEITEMhDesItem,HTREEITEMhSrcItem); virtual~CDragTree(); //Generatedmessagemapfunctionsprotected: //{{AFX_MSG(CDragTree) afx_msgvoidOnBegindrag(NMHDR*pNMHDR

7、,LRESULT*pResult); afx_msgvoidOnMouseMove(UINTnFlags,CPointpoint); afx_msgvoidOnLButtonUp(UINTnFlags,CPointpoint); //}}AFX_MSG DECLARE_MESSAGE_MAP()};///////////////////////////////////////////////////////////////////////////////{{AFX_INSERT_LOCATION}}//MicrosoftVisualC++willinsertadditiona

8、ldeclarationsimmediatelybeforethepreviousline.#endif//!defined(AFX_DRAGTREE_H__3015F03F_045E_4531_A436_E2A890F23540__INCLUDED_) //DragTree.cpp:implementationfile//#include"stdafx.h"#include"DragTreeItem.h"#include"DragTree.h"#ifdef_DEBUG#definenewDEBUG_NEW#undefTHIS_FILEstaticcharTHIS_FILE[

9、]=__FILE__;#endif///////////////////////////////////////////////////////////////////////////////CDragTreeCDragTree::CDragTree(){ m_pDragImages=NULL; m_bDrag=FALSE; m_hBeginDrag=NULL;}CDragTree::~CDragTree(){}BEGIN_MESSAGE_MAP(CDragTree,CTreeCtrl) //{{AFX_MSG_MAP(CDragTree) ON_NOTIFY_REFLECT

10、(TVN_BEGINDRAG,OnBegindrag) ON_WM_MOUSEMOVE() ON_WM_LBUTTONUP() //}}AFX_MSG_MAPEND_MESSAGE_MAP()///////////////////////////////////////////////////////////////////////////////CDragTreemessagehandlersvoidCDragTree::OnBegindrag(NMHDR*pNMHDR,LRESULT*pResult