mdiclient.cpp

这是书上的代码

#include "stdafx.h"
#include "MdiClient.h"
#include "Resource.h"
#include "MainFrm.h"


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

CMdiClient::CMdiClient()
{
	m_nBackColor = CLR_INVALID;
}

CMdiClient::~CMdiClient()
{
}

IMPLEMENT_DYNCREATE(CMdiClient, CWnd)

BEGIN_MESSAGE_MAP(CMdiClient, CWnd)
	//{{AFX_MSG_MAP(CMdiClient)
	ON_WM_CREATE()
	ON_WM_ERASEBKGND()
	ON_WM_SIZE()
	ON_WM_RBUTTONDOWN()
	ON_COMMAND(ID_VIEW_DYNAMICHELP, OnViewDynamichelp)
	ON_COMMAND(ID_VIEW_TOOLBOX, OnViewToolbox)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

int CMdiClient::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	if (CWnd::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	return 1;
}


COLORREF CMdiClient::SetBackColor(COLORREF nBackColor)
{
	LockWindowUpdate();

	COLORREF cr = m_nBackColor;
	m_nBackColor = nBackColor;

	UnlockWindowUpdate();

	return cr;
}

void CMdiClient::OnSize(UINT nType, int cx, int cy) 
{
	CWnd::OnSize(nType, cx, cy);
}

void CMdiClient::OnRButtonDown(UINT nFlags, CPoint point) 
{
	CCJMenu		menu;
	CCJMenu*	pSubMenu;
	CDC*		dc=GetDC();
	CRect       rect;
	HBITMAP		hBmp=(HBITMAP)1;
	CMenuItemInfo info;

	menu.LoadMenu(IDR_POPUP_MAIN_AREA);
	pSubMenu=(CCJMenu *)menu.GetSubMenu(0);

	ClientToScreen(&point);
	pSubMenu->TrackPopupMenu(nFlags,point.x,point.y,this);

	info.fMask = MIIM_CHECKMARKS;
	pSubMenu->GetMenuItemInfo(1,&info);
	pSubMenu->Draw3DCheckmark(dc,rect,TRUE,hBmp);

	
	CWnd::OnRButtonDown(nFlags, point);
}

//动态帮助窗口
void CMdiClient::OnViewDynamichelp() 
{
	CMainFrame* pMainFrm=(CMainFrame *)AfxGetMainWnd();
	if((pMainFrm->m_wndDynHelpView).IsWindowVisible())
		(pMainFrm->m_wndDynHelpView).ShowWindow(SW_HIDE);
	else	
		(pMainFrm->m_wndDynHelpView).ShowWindow(SW_SHOW);

	pMainFrm->RecalcLayout();
}


//工具条窗口
void CMdiClient::OnViewToolbox() 
{
	CMainFrame* pMainFrm=(CMainFrame *)AfxGetMainWnd();
	if(pMainFrm->m_myToolBar.GetSafeHwnd()==NULL)
		return;
	
	if((pMainFrm->m_myToolBar).IsWindowVisible())
		(pMainFrm->m_myToolBar).ShowWindow(SW_HIDE);
	else	
		(pMainFrm->m_myToolBar).ShowWindow(SW_SHOW);
	pMainFrm->UpdateWindow();
//	pMainFrm->RecalcLayout();
}