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不用splitter控件 简单实现对mfc对话框的分割的方法

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直接贴上源代码主要部分吧

这个是基于对话框的工程 进行对话框的分割实现

只是相应了三个消息函数，看一下就会明白的

我空间资源里边有现成的工程代码可以下载运行

.cpp 文件

// spliteDlg.cpp : implementation file
//

#include "stdafx.h"
#include "splite.h"
#include "spliteDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CSpliteDlg dialog

CSpliteDlg::CSpliteDlg(CWnd* pParent /*=NULL*/)
 : CDialog(CSpliteDlg::IDD, pParent)
{
 //{{AFX_DATA_INIT(CSpliteDlg)
 //}}AFX_DATA_INIT
 // Note that LoadIcon does not require a subsequent DestroyIcon in Win32
 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);

 m_SplitCursor = LoadCursor(AfxGetInstanceHandle(),MAKEINTRESOURCE(IDC_CURSOR_SPLIT));
}

void CSpliteDlg::DoDataExchange(CDataExchange* pDX)
{
 CDialog::DoDataExchange(pDX);
 //{{AFX_DATA_MAP(CSpliteDlg)
 DDX_Control(pDX, IDC_LIST, m_edit);
 DDX_Control(pDX, IDC_TREE, m_tree);
 //}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CSpliteDlg, CDialog)
 //{{AFX_MSG_MAP(CSpliteDlg)
 ON_WM_MOUSEMOVE()
 ON_WM_LBUTTONDOWN()
 ON_WM_LBUTTONUP()
 ON_WM_SIZE()
 //}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSpliteDlg message handlers
#define SIZEBAR          2// Space BTW Tree and Edit
BOOL CSpliteDlg::OnInitDialog()
{
 CDialog::OnInitDialog();

 // Set the icon for this dialog.  The framework does this automatically
 //  when the application's main window is not a dialog
 SetIcon(m_hIcon, TRUE);   // Set big icon
 SetIcon(m_hIcon, FALSE);  // Set small icon
 
 CRect rect ;
 GetClientRect( &rect );
 // TODO: Add extra initialization here
 CRect treepos ;
 m_tree.GetClientRect( treepos );
 m_tree.MoveWindow(0, 0, treepos.Width(), rect.Height() );

 m_edit.MoveWindow(treepos.Width() +SIZEBAR , 0, rect.Width()-(treepos.Width() +SIZEBAR), rect.Height() );
 return TRUE;  // return TRUE  unless you set the focus to a control
}

 

void CSpliteDlg::OnMouseMove(UINT nFlags, CPoint point)
{
 // TODO: Add your message handler code here and/or call default
 CRect treepos ;
 m_tree.GetWindowRect( &treepos );
 ScreenToClient( &treepos );
 CRect editpos ;
 m_edit.GetWindowRect( &editpos );
 ScreenToClient( &editpos );

 CRect rc;
 rc.left = treepos.right;
 rc.right = editpos.left;
 rc.top = treepos.top;
 rc.bottom = treepos.bottom;

 CRect rect;
 GetClientRect( &rect );

 if ( rect.PtInRect(point) )
 {
  SetCursor(m_SplitCursor);  //设置鼠标光标形状
  if ( nFlags & MK_LBUTTON )
  {
   ResizeWindows(point.x, rect.right-rect.left);
  }
 }
 else
 {
  if(m_bButtonDown)
  {
   m_bButtonDown = FALSE;
   ReleaseCapture();
  }
 }
 CDialog::OnMouseMove(nFlags, point);
}

void CSpliteDlg::ResizeWindows( int CxBarAt, int len )
{
 CRect treepos ;
 m_tree.GetClientRect( &treepos );
 CRect rect ;
 GetClientRect( &rect );
    if(CxBarAt <= 1)
  CxBarAt = 1;
 if(CxBarAt >= len - 1)
  CxBarAt = len - 1;
 // 移动tree窗口
    m_tree.MoveWindow( 0,0, CxBarAt-SIZEBAR, rect.Height() );
 // 移动edit窗口
    m_edit.MoveWindow(CxBarAt, 0, rect.right-CxBarAt, rect.Height());

}

void CSpliteDlg::OnLButtonDown(UINT nFlags, CPoint point)
{
 // TODO: Add your message handler code here and/or call default
 m_bButtonDown = TRUE;
 CRect treepos ;
 m_tree.GetWindowRect( &treepos );
 ScreenToClient( &treepos );
 CRect editpos ;
 m_edit.GetWindowRect( &editpos );
 ScreenToClient( &editpos );
 
 CRect rect;
 rect.left = treepos.right;
 rect.right = editpos.left;
 rect.top = treepos.top;
 rect.bottom = treepos.bottom;
 
 // CRect rect;
 // GetClientRect( &rect );
 
 if ( rect.PtInRect(point) )
 {
  SetCursor(m_SplitCursor);
 }

    SetCapture();
 CDialog::OnLButtonDown(nFlags, point);
}

void CSpliteDlg::OnLButtonUp(UINT nFlags, CPoint point)
{
 // TODO: Add your message handler code here and/or call default
 m_bButtonDown=FALSE;
 ReleaseCapture();
 CDialog::OnLButtonUp(nFlags, point);
}

void CSpliteDlg::OnSize(UINT nType, int cx, int cy)
{
 CDialog::OnSize(nType, cx, cy);
 
 // TODO: Add your message handler code here
 if((IsWindow(m_tree.m_hWnd)) && (IsWindow(m_edit.m_hWnd)))
 {// get sizes; width of tree never changed
  CRect rcTree;
  m_tree.GetClientRect(&rcTree);
  CRect rcEdit;
  m_edit.GetClientRect(&rcEdit);
  // 移动tree控件
  rcTree.bottom=cy;
  m_tree.MoveWindow(&rcTree,TRUE);
  // 移动edit控件
  rcEdit.left=rcTree.right+SIZEBAR;
  rcEdit.right=cx;
  rcEdit.top=0;
  rcEdit.bottom=rcTree.bottom;
  m_edit.MoveWindow(&rcEdit,TRUE);
 }
}

 

.h头文件

// spliteDlg.h : header file
//

#if !defined(AFX_SPLITEDLG_H__5C7DA2C0_E37E_426A_A7D3_E1DC7DFD2766__INCLUDED_)
#define AFX_SPLITEDLG_H__5C7DA2C0_E37E_426A_A7D3_E1DC7DFD2766__INCLUDED_

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

/////////////////////////////////////////////////////////////////////////////
// CSpliteDlg dialog

class CSpliteDlg : public CDialog
{
// Construction
public:
 CSpliteDlg(CWnd* pParent = NULL); // standard constructor

// Dialog Data
 //{{AFX_DATA(CSpliteDlg)
 enum { IDD = IDD_SPLITE_DIALOG };
 CListCtrl m_edit;
 CTreeCtrl m_tree;
 //}}AFX_DATA

 // ClassWizard generated virtual function overrides
 //{{AFX_VIRTUAL(CSpliteDlg)
 protected:
 virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support
 //}}AFX_VIRTUAL

// Implementation
protected:
 HICON m_hIcon;

 // Generated message map functions
 //{{AFX_MSG(CSpliteDlg)
 virtual BOOL OnInitDialog();
 afx_msg void OnMouseMove(UINT nFlags, CPoint point);
 afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
 afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
 afx_msg void OnSize(UINT nType, int cx, int cy);
 //}}AFX_MSG
 DECLARE_MESSAGE_MAP()
private:
 void ResizeWindows(int CxBarAt, int len );
private:
 HCURSOR     m_SplitCursor;
 BOOL        m_bButtonDown;
};

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

#endif // !defined(AFX_SPLITEDLG_H__5C7DA2C0_E37E_426A_A7D3_E1DC7DFD2766__INCLUDED_)

 

 

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