mainfrm.cpp

不错的程序

// mainfrm.cpp : implementation of the CMainFrame class
//
// This is a part of the Microsoft Foundation Classes C++ library.
// Copyright (C) 1992-1998 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Microsoft Foundation Classes Reference and related
// electronic documentation provided with the library.
// See these sources for detailed information regarding the
// Microsoft Foundation Classes product.

#include "stdafx.h"
#include "collect.h"

#include "mainfrm.h"

#include "colledoc.h"
#include "strlstvw.h"
#include "typlstvw.h"
#include "intlstvw.h"
#include "dwarryvw.h"
#include "typaryvw.h"
#include "ptarryvw.h"
#include "mapssvw.h"
#include "typtrmap.h"
#include "mapdwvw.h"

#ifdef _DEBUG
#undef THIS_FILE
static char BASED_CODE THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CMainFrame

IMPLEMENT_DYNCREATE(CMainFrame, CFrameWnd)

BEGIN_MESSAGE_MAP(CMainFrame, CFrameWnd)
	ON_COMMAND_RANGE(ID_STRINGLIST, ID_MAP, OnExample)
	ON_UPDATE_COMMAND_UI_RANGE(ID_STRINGLIST, ID_MAP, OnUpdateExampleUI)
	//{{AFX_MSG_MAP(CMainFrame)
	ON_WM_CREATE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// arrays of IDs used to initialize control bars

// toolbar buttons - IDs are command buttons
static UINT BASED_CODE buttons[] =
{
	// same order as in the bitmap 'toolbar.bmp'
	ID_FILE_NEW,
	ID_FILE_OPEN,
	ID_FILE_SAVE,
		ID_SEPARATOR,
	ID_EDIT_CUT,
	ID_EDIT_COPY,
	ID_EDIT_PASTE,
		ID_SEPARATOR,
	ID_FILE_PRINT,
	ID_APP_ABOUT,
};

static UINT BASED_CODE indicators[] =
{
	ID_SEPARATOR,           // status line indicator
	ID_INDICATOR_CAPS,
	ID_INDICATOR_NUM,
	ID_INDICATOR_SCRL,
};

/////////////////////////////////////////////////////////////////////////////
// CMainFrame construction/destruction

CMainFrame::CMainFrame()
{
	m_nCurrentExample = ID_STRINGLIST;
}

CMainFrame::~CMainFrame()
{
}

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

	if (!m_wndToolBar.Create(this) ||
		!m_wndToolBar.LoadBitmap(IDR_MAINFRAME) ||
		!m_wndToolBar.SetButtons(buttons,
		  sizeof(buttons)/sizeof(UINT)))
	{
		TRACE0("Failed to create toolbar\n");
		return -1;      // fail to create
	}

	m_wndToolBar.EnableDocking(CBRS_ALIGN_ANY);
	EnableDocking(CBRS_ALIGN_ANY);
	DockControlBar(&m_wndToolBar);

	if (!m_wndStatusBar.Create(this) ||
		!m_wndStatusBar.SetIndicators(indicators,
		  sizeof(indicators)/sizeof(UINT)))
	{
		TRACE0("Failed to create status bar\n");
		return -1;      // fail to create
	}

	return 0;
}

/////////////////////////////////////////////////////////////////////////////
// CMainFrame diagnostics

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

void CMainFrame::Dump(CDumpContext& dc) const
{
	CFrameWnd::Dump(dc);
}

#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CMainFrame message handlers

void CMainFrame::OnExample(UINT nCmdID)
{
	if (nCmdID == m_nCurrentExample)
		return;  // already selected

	// Set the child window ID of the active view to AFX_IDW_PANE_FIRST.
	// This is necessary so that CFrameWnd::RecalcLayout will allocate
	// this "first pane" to that portion of the frame window's client
	// area not allocated to control bars.  Set the child ID of
	// the previously active view to some other ID; we will use the
	// command ID as the child ID.
	CView* pOldActiveView = GetActiveView();
		::SetWindowLong(pOldActiveView->m_hWnd, GWL_ID, m_nCurrentExample);

	CRuntimeClass* pNewViewClass;
	switch (nCmdID)
	{
		case ID_STRINGLIST:
			pNewViewClass = RUNTIME_CLASS(CStringListView);
			break;
		case ID_TYPEDLIST:
			pNewViewClass = RUNTIME_CLASS(CTypedPtrListView);
			break;
		case ID_INTLIST:
			pNewViewClass = RUNTIME_CLASS(CIntListView);
			break;
		case ID_DWORDARRAY:
			pNewViewClass = RUNTIME_CLASS(CDWordArrayView);
			break;
		case ID_TYPEDPTRARRAY:
			pNewViewClass = RUNTIME_CLASS(CTypedPtrArrayView);
			break;
		case ID_POINTARRAY:
			pNewViewClass = RUNTIME_CLASS(CPointArrayView);
			break;
		case ID_MAPSTRINGTOSTRING:
			pNewViewClass = RUNTIME_CLASS(CMapStringToStringView);
			break;
		case ID_TYPEDPTRMAP:
			pNewViewClass = RUNTIME_CLASS(CTypedPtrMapView);
			break;
		case ID_MAPDWORDTOMYSTRUCT:
			pNewViewClass = RUNTIME_CLASS(CMapDWordToMyStructView);
			break;
		default:
			ASSERT(0);
			return;
	}

	// create the new view
	CCreateContext context;
	context.m_pNewViewClass = pNewViewClass;
	context.m_pCurrentDoc = GetActiveDocument();
	CView* pNewView = STATIC_DOWNCAST(CView, CreateView(&context));
	if (pNewView != NULL)
	{
		// the new view is there, but invisible and not active...
		pNewView->ShowWindow(SW_SHOW);
		pNewView->OnInitialUpdate();
		SetActiveView(pNewView);
		RecalcLayout();
		m_nCurrentExample = nCmdID;

		// finally destroy the old view...
		pOldActiveView->DestroyWindow();
	}
}

void CMainFrame::OnUpdateExampleUI(CCmdUI* pCmdUI)
{
	pCmdUI->SetCheck(pCmdUI->m_nID == m_nCurrentExample);
}