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Visual C++

MAINFRM.CPP：源码内容
							// mainfrm.cpp : implementation of the CMainFrame class
//
// This is a part of the Microsoft Foundation Classes C++ library.
// Copyright (C) 1992-1997 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 "wordpad.h"
#include "mainfrm.h"
#include "wordpdoc.h"
#include "wordpvw.h"
#include "strings.h"
#include "colorlis.h"
#ifdef _DEBUG
#undef THIS_FILE
static char BASED_CODE THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CMainFrame
IMPLEMENT_DYNCREATE(CMainFrame, CFrameWnd)
BEGIN_MESSAGE_MAP(CMainFrame, CFrameWnd)
	//{{AFX_MSG_MAP(CMainFrame)
	ON_WM_CREATE()
	ON_WM_SYSCOLORCHANGE()
	ON_WM_SIZE()
	ON_WM_MOVE()
	ON_COMMAND(ID_HELP, OnHelpFinder)
	ON_WM_DROPFILES()
	ON_COMMAND(ID_CHAR_COLOR, OnCharColor)
	ON_COMMAND(ID_PEN_TOGGLE, OnPenToggle)
	ON_WM_FONTCHANGE()
	ON_WM_QUERYNEWPALETTE()
	ON_WM_PALETTECHANGED()
	ON_WM_DEVMODECHANGE()
	ON_COMMAND(ID_HELP_INDEX, OnHelpFinder)
	//}}AFX_MSG_MAP
	// Global help commands
//	ON_COMMAND(ID_CONTEXT_HELP, CFrameWnd::OnContextHelp)
	ON_COMMAND(ID_DEFAULT_HELP, OnHelpFinder)
	ON_UPDATE_COMMAND_UI(ID_VIEW_FORMATBAR, OnUpdateControlBarMenu)
	ON_UPDATE_COMMAND_UI(ID_VIEW_RULER, OnUpdateControlBarMenu)
	ON_MESSAGE(WPM_BARSTATE, OnBarState)
	ON_REGISTERED_MESSAGE(CWordPadApp::m_nOpenMsg, OnOpenMsg)
	ON_COMMAND_EX(ID_VIEW_STATUS_BAR, OnBarCheck)
	ON_COMMAND_EX(ID_VIEW_TOOLBAR, OnBarCheck)
	ON_COMMAND_EX(ID_VIEW_FORMATBAR, OnBarCheck)
	ON_COMMAND_EX(ID_VIEW_RULER, OnBarCheck)
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// arrays of IDs used to initialize control bars
// toolbar buttons - IDs are command buttons
static UINT BASED_CODE toolbar[] =
{
	// same order as in the bitmap 'toolbar.bmp'
	// (int nBitmap, int nCommand, BYTE byteState, BYTE byteStyle, DWORD dw, int nString)
	ID_FILE_NEW,
	ID_FILE_OPEN,
	ID_FILE_SAVE,
ID_SEPARATOR,
	ID_FILE_PRINT_DIRECT,
	ID_FILE_PRINT_PREVIEW,
ID_SEPARATOR,
	ID_EDIT_FIND,
ID_SEPARATOR,
	ID_EDIT_CUT,
	ID_EDIT_COPY,
	ID_EDIT_PASTE,
	ID_EDIT_UNDO,
ID_SEPARATOR,
	ID_INSERT_DATE_TIME,
ID_SEPARATOR,
	ID_PEN_TOGGLE,
	ID_PEN_PERIOD,
	ID_PEN_SPACE,
	ID_PEN_BACKSPACE,
	ID_PEN_NEWLINE,
	ID_PEN_LENS
};
#define NUM_PEN_ITEMS 7
#define NUM_PEN_TOGGLE 5
static UINT BASED_CODE format[] =
{
	// same order as in the bitmap 'format.bmp'
		ID_SEPARATOR, // font name combo box
		ID_SEPARATOR,
		ID_SEPARATOR, // font size combo box
		ID_SEPARATOR,
	ID_CHAR_BOLD,
	ID_CHAR_ITALIC,
	ID_CHAR_UNDERLINE,
	ID_CHAR_COLOR,
		ID_SEPARATOR,
	ID_PARA_LEFT,
	ID_PARA_CENTER,
	ID_PARA_RIGHT,
		ID_SEPARATOR,
	ID_INSERT_BULLET,
};
static UINT BASED_CODE indicators[] =
{
	ID_SEPARATOR,           // status line indicator
	ID_INDICATOR_CAPS,
	ID_INDICATOR_NUM,
};
/////////////////////////////////////////////////////////////////////////////
// CMainFrame construction/destruction
CMainFrame::CMainFrame()
{
	m_hIconDoc = theApp.LoadIcon(IDI_ICON_DOC);
	m_hIconText = theApp.LoadIcon(IDI_ICON_TEXT);
	m_hIconWrite = theApp.LoadIcon(IDI_ICON_WRITE);
}
CMainFrame::~CMainFrame()
{
}
BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs) 
{
	WNDCLASS wndcls;
	BOOL bRes = CFrameWnd::PreCreateWindow(cs);
	HINSTANCE hInst = AfxGetInstanceHandle();
	// see if the class already exists
	if (!::GetClassInfo(hInst, szWordPadClass, &wndcls))
	{
		// get default stuff
		::GetClassInfo(hInst, cs.lpszClass, &wndcls);
		wndcls.style &= ~(CS_HREDRAW|CS_VREDRAW);
		// register a new class
		wndcls.lpszClassName = szWordPadClass;
		wndcls.hIcon = ::LoadIcon(hInst, MAKEINTRESOURCE(IDR_MAINFRAME));
		ASSERT(wndcls.hIcon != NULL);
		if (!AfxRegisterClass(&wndcls))
			AfxThrowResourceException();
	}
	cs.lpszClass = szWordPadClass;
	CRect rect = theApp.m_rectInitialFrame;
	if (rect.Width() > 0 && rect.Height() > 0)
	{
		// make sure window will be visible
		CDisplayIC dc;
		CRect rectDisplay(0, 0, dc.GetDeviceCaps(HORZRES), 
			dc.GetDeviceCaps(VERTRES));
		if (rectDisplay.PtInRect(rect.TopLeft()) && 
			rectDisplay.PtInRect(rect.BottomRight()))
		{
			cs.x = rect.left;
			cs.y = rect.top;
			cs.cx = rect.Width();
			cs.cy = rect.Height();
		}
	}
	return bRes;
}
int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	if (CFrameWnd::OnCreate(lpCreateStruct) == -1)
		return -1;
	if (!CreateToolBar())
		return -1;
	if (!CreateFormatBar())
		return -1;
	if (!CreateStatusBar())
		return -1;
	EnableDocking(CBRS_ALIGN_ANY);
	if (!CreateRulerBar())
		return -1;
	m_wndToolBar.EnableDocking(CBRS_ALIGN_ANY);
	m_wndFormatBar.EnableDocking(CBRS_ALIGN_TOP|CBRS_ALIGN_BOTTOM);
	DockControlBar(&m_wndToolBar);
	DockControlBar(&m_wndFormatBar);
	CWnd* pView = GetDlgItem(AFX_IDW_PANE_FIRST);
	if (pView != NULL)	
	{
		pView->SetWindowPos(&wndBottom, 0, 0, 0, 0, 
			SWP_NOSIZE|SWP_NOMOVE|SWP_NOACTIVATE);
	}
	return 0;
}
BOOL CMainFrame::CreateToolBar()
{
	int nPen = GetSystemMetrics(SM_PENWINDOWS) ? NUM_PEN_TOGGLE : 
		NUM_PEN_ITEMS;
	UINT nID = theApp.m_bLargeIcons ? IDR_MAINFRAME1_BIG : 
		IDR_MAINFRAME1;
	if (!m_wndToolBar.Create(this, 
		WS_CHILD|WS_VISIBLE|CBRS_TOP|CBRS_TOOLTIPS|CBRS_FLYBY|CBRS_SIZE_DYNAMIC)||
		!m_wndToolBar.LoadBitmap(nID) ||
		!m_wndToolBar.SetButtons(toolbar, sizeof(toolbar)/sizeof(UINT) - nPen))
	{
		TRACE0("Failed to create toolbarn");
		return FALSE;      // fail to create
	}
	if (theApp.m_bLargeIcons)
		m_wndToolBar.SetSizes(CSize(31,30), CSize(24,24));
	else
		m_wndToolBar.SetSizes(CSize(23,22), CSize(16,16));
	CString str;
	str.LoadString(IDS_TITLE_TOOLBAR);
	m_wndToolBar.SetWindowText(str);
	return TRUE;
}
BOOL CMainFrame::CreateFormatBar()
{
	UINT nID = theApp.m_bLargeIcons ? IDB_FORMATBAR_BIG : IDB_FORMATBAR;
	if (!m_wndFormatBar.Create(this, 
		WS_CHILD|WS_VISIBLE|CBRS_TOP|CBRS_TOOLTIPS|CBRS_FLYBY|CBRS_HIDE_INPLACE|CBRS_SIZE_DYNAMIC,
		ID_VIEW_FORMATBAR) ||
		!m_wndFormatBar.LoadBitmap(nID) ||
		!m_wndFormatBar.SetButtons(format, sizeof(format)/sizeof(UINT)))
	{
		TRACE0("Failed to create FormatBarn");
		return FALSE;      // fail to create
	}
	if (theApp.m_bLargeIcons)
		m_wndFormatBar.SetSizes(CSize(31,30), CSize(24,24));
	else
		m_wndFormatBar.SetSizes(CSize(23,22), CSize(16,16));
	CString str;
	str.LoadString(IDS_TITLE_FORMATBAR);
	m_wndFormatBar.SetWindowText(str);
	m_wndFormatBar.PositionCombos();
	return TRUE;
}
BOOL CMainFrame::CreateRulerBar()
{
	if (!m_wndRulerBar.Create(this, 
		WS_CHILD|WS_VISIBLE|CBRS_TOP|CBRS_HIDE_INPLACE, ID_VIEW_RULER))
	{
		TRACE0("Failed to create rulern");
		return FALSE;      // fail to create
	}
	return TRUE;
}
BOOL CMainFrame::CreateStatusBar()
{
	if (!m_wndStatusBar.Create(this) ||
		!m_wndStatusBar.SetIndicators(indicators,
		  sizeof(indicators)/sizeof(UINT)))
	{
		TRACE0("Failed to create status barn");
		return FALSE;      // fail to create
	}
	return TRUE;
}
/////////////////////////////////////////////////////////////////////////////
// CMainFrame Operations
HICON CMainFrame::GetIcon(int nDocType)
{
	switch (nDocType)
	{
		case RD_WINWORD6:
		case RD_WORDPAD:
		case RD_EMBEDDED:
		case RD_RICHTEXT:
			return m_hIconDoc;
		case RD_TEXT:
		case RD_OEMTEXT:
			return m_hIconText;
		case RD_WRITE:
			return m_hIconWrite;
	}
	return m_hIconDoc;
}
/////////////////////////////////////////////////////////////////////////////
// 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::OnFontChange() 
{
	m_wndFormatBar.SendMessage(CWordPadApp::m_nPrinterChangedMsg);
}
void CMainFrame::OnDevModeChange(LPTSTR lpDeviceName) 
{
	theApp.NotifyPrinterChanged();
	CFrameWnd::OnDevModeChange(lpDeviceName); //sends message to descendants
}
void CMainFrame::OnSysColorChange()
{
	CFrameWnd::OnSysColorChange();
	m_wndRulerBar.SendMessage(WM_SYSCOLORCHANGE);
}
void CMainFrame::ActivateFrame(int nCmdShow) 
{
	CFrameWnd::ActivateFrame(nCmdShow);
	// make sure and display the toolbar, ruler, etc while loading a document.
	OnIdleUpdateCmdUI();
	UpdateWindow();
}
void CMainFrame::OnSize(UINT nType, int cx, int cy) 
{
	CFrameWnd::OnSize(nType, cx, cy);
	theApp.m_bMaximized = (nType == SIZE_MAXIMIZED);
	if (nType == SIZE_RESTORED)
		GetWindowRect(theApp.m_rectInitialFrame);
}
LONG CMainFrame::OnBarState(UINT wParam, LONG lParam)
{
	if (lParam == -1)
		return 0L;
	ASSERT(lParam != RD_EMBEDDED);
	if (wParam == 0)
	{
		CDockState& ds = theApp.GetDockState(lParam);
		ds.Clear(); // empty out the dock state
		GetDockState(ds);
	}
	else
	{
		if (IsTextType(lParam))
		{
			// in text mode hide the ruler and format bar so that it is the default
			CControlBar* pBar = GetControlBar(ID_VIEW_FORMATBAR);
			if (pBar != NULL)
				pBar->ShowWindow(SW_HIDE);
			pBar = GetControlBar(ID_VIEW_RULER);
			if (pBar != NULL)
				pBar->ShowWindow(SW_HIDE);
		}
		HICON hIcon = GetIcon((int)lParam);
		SendMessage(WM_SETICON, TRUE, (LPARAM)hIcon);
		SetDockState(theApp.GetDockState(lParam));
	}
	return 0L;
}
void CMainFrame::OnMove(int x, int y) 
{
	CFrameWnd::OnMove(x, y);
	WINDOWPLACEMENT wp;
	wp.length = sizeof(wp);
	GetWindowPlacement(&wp);
	theApp.m_rectInitialFrame = wp.rcNormalPosition;
	CView* pView = GetActiveView();
	if (pView != NULL)
		pView->SendMessage(WM_MOVE);
}
LONG CMainFrame::OnOpenMsg(UINT, LONG lParam)
{
	TCHAR szAtomName[256];
	szAtomName[0] = NULL;
	GlobalGetAtomName((ATOM)lParam, szAtomName, 256);
	CWordPadDoc* pDoc = (CWordPadDoc*)GetActiveDocument();
	if (szAtomName[0] != NULL && pDoc != NULL)
	{
		if (lstrcmpi(szAtomName, pDoc->GetPathName()) == 0)
			return TRUE;
	}
	return FALSE;
}
void CMainFrame::OnHelpFinder() 
{
	theApp.WinHelp(0, HELP_FINDER);
}
void CMainFrame::OnDropFiles(HDROP hDropInfo) 
{
	TCHAR szFileName[_MAX_PATH];
	::DragQueryFile(hDropInfo, 0, szFileName, _MAX_PATH);
	::DragFinish(hDropInfo);
	theApp.OpenDocumentFile(szFileName);
}
void CMainFrame::OnCharColor() 
{
	CColorMenu colorMenu;
	CRect rc;
	int index = m_wndFormatBar.CommandToIndex(ID_CHAR_COLOR);
	m_wndFormatBar.GetItemRect(index, &rc);
	m_wndFormatBar.ClientToScreen(rc);
	colorMenu.TrackPopupMenu(TPM_LEFTALIGN|TPM_LEFTBUTTON,rc.left,rc.bottom, this);
}
void CMainFrame::OnPenToggle() 
{
	static int nPen = 0;
	m_wndToolBar.SetButtons(toolbar, sizeof(toolbar)/sizeof(UINT) - nPen);
	nPen = (nPen == 0) ? NUM_PEN_TOGGLE : 0;
	m_wndToolBar.Invalidate();
	m_wndToolBar.GetParentFrame()->RecalcLayout();
}
BOOL CMainFrame::OnQueryNewPalette() 
{
	CView* pView = GetActiveView();
	if (pView != NULL)
		return pView->SendMessage(WM_QUERYNEWPALETTE);
	return FALSE;
}
void CMainFrame::OnPaletteChanged(CWnd* pFocusWnd) 
{
	CView* pView = GetActiveView();
	if (pView != NULL)
		pView->SendMessage(WM_PALETTECHANGED, (WPARAM)pFocusWnd->GetSafeHwnd());
}

						