MFC Frame-Splitter模型实例原理解析

// MainFrm.cpp : CMainFrame 类的实现
//

#include "stdafx.h"
#include "sp.h"

#include "MainFrm.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif

// CMainFrame

IMPLEMENT_DYNAMIC(CMainFrame, CFrameWnd)

BEGIN_MESSAGE_MAP(CMainFrame, CFrameWnd)
  ON_WM_CREATE()
  ON_WM_SETFOCUS()
END_MESSAGE_MAP()

static UINT indicators[] =
{
  ID_SEPARATOR,      // 状态行指示器
  ID_INDICATOR_CAPS,
  ID_INDICATOR_NUM,
  ID_INDICATOR_SCRL,
};

// CMainFrame 构造/析构

CMainFrame::CMainFrame()
{
  // TODO: 在此添加成员初始化代码
}

CMainFrame::~CMainFrame()
{
}

BOOL CMainFrame::OnCreateClient(LPCREATESTRUCT lpcs, CCreateContext* pContext)
{
  // TODO: 在此添加专用代码和/或调用基类
  if (!m_split.CreateStatic(this, 1, 2))
    return FALSE;
  m_split.CreateView(0, 0, RUNTIME_CLASS(CLeftView), CSize(150, 0), NULL);
  m_split.CreateView(0, 1, RUNTIME_CLASS(CRightView), CSize(0, 0), NULL);
  m_pLeftView = (CLeftView*)m_split.GetPane(0, 0);
  m_pRightView = (CRightView*)m_split.GetPane(0, 1);
  return TRUE;

  //  return CFrameWnd::OnCreateClient(lpcs, pContext);
}

int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
  if (CFrameWnd::OnCreate(lpCreateStruct) == -1)
    return -1;

  // 创建一个视图以占用框架的工作区
  //if (!m_wndView.Create(NULL, NULL, AFX_WS_DEFAULT_VIEW, CRect(0, 0, 0, 0), this, AFX_IDW_PANE_FIRST, NULL))
  //{
  //  TRACE0("未能创建视图窗口\n");
  //  return -1;
  //}

  if (!m_wndToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD | WS_VISIBLE | CBRS_TOP | CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) ||
    !m_wndToolBar.LoadToolBar(IDR_MAINFRAME))
  {
    TRACE0("未能创建工具栏\n");
    return -1;   // 未能创建
  }

  if (!m_wndStatusBar.Create(this))
  {
    TRACE0("未能创建状态栏\n");
    return -1;   // 未能创建
  }
  m_wndStatusBar.SetIndicators(indicators, sizeof(indicators)/sizeof(UINT));

  // TODO: 如果不需要可停靠工具栏，则删除这三行
  m_wndToolBar.EnableDocking(CBRS_ALIGN_ANY);
  EnableDocking(CBRS_ALIGN_ANY);
  DockControlBar(&m_wndToolBar);


  return 0;
}

BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
{
  if( !CFrameWnd::PreCreateWindow(cs) )
    return FALSE;
  // TODO: 在此处通过修改
  // CREATESTRUCT cs 来修改窗口类或样式

  cs.dwExStyle &= ~WS_EX_CLIENTEDGE;
  cs.lpszClass = AfxRegisterWndClass(0);
  
  return TRUE;
}

// CMainFrame 诊断

#ifdef _DEBUG
void CMainFrame::AssertValid() const
{
  CFrameWnd::AssertValid();
}

void CMainFrame::Dump(CDumpContext& dc) const
{
  CFrameWnd::Dump(dc);
}
#endif //_DEBUG


// CMainFrame 消息处理程序

void CMainFrame::OnSetFocus(CWnd* /*pOldWnd*/)
{
  // 将焦点前移到视图窗口
//  m_wndView.SetFocus();
  m_pLeftView->SetFocus();
}

BOOL CMainFrame::OnCmdMsg(UINT nID, int nCode, void* pExtra, AFX_CMDHANDLERINFO* pHandlerInfo)
{
  // 让视图第一次尝试该命令
  //if (m_wndView.OnCmdMsg(nID, nCode, pExtra, pHandlerInfo))
  //  return TRUE;
  CWnd* pWnd = GetFocus();
  if (pWnd && pWnd != this && pWnd->OnCmdMsg(nID, nCode, pExtra, pHandlerInfo))
  {
    return TRUE;
  }

  // 否则，执行默认处理
  return CFrameWnd::OnCmdMsg(nID, nCode, pExtra, pHandlerInfo);
}

// LeftView.cpp : 实现文件
//

#include "stdafx.h"
#include "sp.h"
#include "LeftView.h"


// CLeftView

IMPLEMENT_DYNCREATE(CLeftView, CTreeView)

CLeftView::CLeftView() :m_tree(GetTreeCtrl())
{

}

CLeftView::~CLeftView()
{
}

BEGIN_MESSAGE_MAP(CLeftView, CTreeView)
  ON_NOTIFY_REFLECT(TVN_SELCHANGED, &CLeftView::OnTvnSelchanged)
END_MESSAGE_MAP()


// CLeftView 诊断

#ifdef _DEBUG
void CLeftView::AssertValid() const
{
  CTreeView::AssertValid();
}

#ifndef _WIN32_WCE
void CLeftView::Dump(CDumpContext& dc) const
{
  CTreeView::Dump(dc);
}
#endif
#endif //_DEBUG


// CLeftView 消息处理程序


void CLeftView::OnInitialUpdate()
{
  CTreeView::OnInitialUpdate();

  // TODO: 在此添加专用代码和/或调用基类
  if (m_tree.GetChildItem(NULL))
    return;
  m_tree.ModifyStyle(0, TVS_HASLINES | TVS_LINESATROOT | TVS_HASBUTTONS | TVS_SHOWSELALWAYS);
  HTREEITEM hItem = m_tree.InsertItem(_T("我的电脑"));
  char buf[100];
  DWORD len = GetLogicalDriveStringsA(sizeof(buf) / sizeof(buf[0]), buf);//获取的buf，例如c:\<null>d:\<null><null> 
  char *p = buf;
  CString str;
  while (*p)
  {
    str = p;
    int nLen = str.GetLength();
    if (nLen < 1)
      break;
    if ('\\' == str[nLen - 1])
      str = str.Left(nLen - 1);
    m_tree.InsertItem(str, hItem);
    p += nLen + 1;
  }
  m_tree.Expand(hItem, TVE_EXPAND);
}

#include "MainFrm.h"
void CLeftView::OnTvnSelchanged(NMHDR *pNMHDR, LRESULT *pResult)
{
  LPNMTREEVIEW p = reinterpret_cast<LPNMTREEVIEW>(pNMHDR);
  // TODO: 在此添加控件通知处理程序代码
  HTREEITEM hItem = p->itemNew.hItem;
  CString szPath;
  if (hItem != m_tree.GetRootItem())
    szPath = m_tree.GetItemText(hItem);
  CMainFrame* pFrame = (CMainFrame*)AfxGetMainWnd();
  pFrame->m_pRightView->Refresh(szPath);

  *pResult = 0;
}

// RightView.cpp : 实现文件
//

#include "stdafx.h"
#include "sp.h"
#include "RightView.h"


// CRightView

IMPLEMENT_DYNCREATE(CRightView, CListView)

CRightView::CRightView() :m_list(GetListCtrl())
{

}

CRightView::~CRightView()
{
}

BEGIN_MESSAGE_MAP(CRightView, CListView)
END_MESSAGE_MAP()


// CRightView 诊断

#ifdef _DEBUG
void CRightView::AssertValid() const
{
  CListView::AssertValid();
}

#ifndef _WIN32_WCE
void CRightView::Dump(CDumpContext& dc) const
{
  CListView::Dump(dc);
}
#endif
#endif //_DEBUG


// CRightView 消息处理程序


void CRightView::OnInitialUpdate()
{
  CListView::OnInitialUpdate();

  // TODO: 在此添加专用代码和/或调用基类
  if (m_list.GetStyle() & LVS_REPORT)
    return;
  m_list.ModifyStyle(0, LVS_REPORT);
  m_list.InsertColumn(0, _T("名称"), 0, 120);
  m_list.InsertColumn(1, _T("大小"), 0, 120);
  m_list.InsertColumn(2, _T("类型"), 0, 120);
  m_list.InsertColumn(3, _T("修改日期"), 0, 120);
}


void CRightView::Refresh(CString szPath)
{
  m_list.DeleteAllItems();
  if (szPath.IsEmpty())
    return;
  CFileFind ff;
  BOOL b = ff.FindFile(szPath + _T("/*.*"));
  int i = 0;
  while (b)
  {
    b = ff.FindNextFile();
    if (ff.IsDots())
      continue;
    m_list.InsertItem(i, ff.GetFileName());
    if (ff.IsDirectory())
      m_list.SetItemText(i, 2, _T("文件夹"));
    else
    {
      int nLen = ff.GetLength() / 1024;
      if (!nLen)
        nLen = 1;
      szPath.Format(_T("%d kb"), nLen);
      m_list.SetItemText(i, 1, szPath);
      m_list.SetItemText(i, 2, _T("文件"));
    }
    FILETIME ft;
    ff.GetLastWriteTime(&ft);
    COleDateTime time(ft);
    szPath.Format(_T("%d-%02d-%02d %02d:%02d:%02d"),
      time.GetYear(), time.GetMonth(), time.GetDay(), 
      time.GetHour(), time.GetMinute(), time.GetSecond());
    m_list.SetItemText(i, 3, szPath);
    ++i;
  }
}