mainfrm.cpp

讲mfc的书

// MainFrm.cpp : implementation of the CMainFrame class
//

#include "stdafx.h"
#include "tools.h"

#include "MainFrm.h"

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

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

IMPLEMENT_DYNCREATE(CMainFrame, CFrameWnd)

BEGIN_MESSAGE_MAP(CMainFrame, CFrameWnd)
	//{{AFX_MSG_MAP(CMainFrame)
	ON_WM_CREATE()
	ON_COMMAND(ID_CUSTOMIZE, OnCustomize)
	ON_NOTIFY(TBN_QUERYINSERT,AFX_IDW_TOOLBAR,NotifyQI)
	ON_NOTIFY(TBN_QUERYDELETE,AFX_IDW_TOOLBAR,NotifyQI)
	ON_NOTIFY(TBN_GETBUTTONINFO,AFX_IDW_TOOLBAR,NotifyInfo)
	ON_NOTIFY(TBN_RESET,AFX_IDW_TOOLBAR,NotifyReset)
	ON_NOTIFY(TBN_TOOLBARCHANGE,AFX_IDW_TOOLBAR,NotifyChange)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

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

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

CMainFrame::CMainFrame()
{
	// TODO: add member initialization code here
	
}

CMainFrame::~CMainFrame()
{
}

int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	if (CFrameWnd::OnCreate(lpCreateStruct) == -1)
		return -1;
// Setting CCS_ADJUSTABLE here doesn't seem to work
	if (!m_wndToolBar.Create(this,WS_CHILD | WS_VISIBLE | 
		CBRS_TOP| CCS_ADJUSTABLE|CCS_ADJUSTABLE) ||
		!m_wndToolBar.LoadToolBar(IDR_MAINFRAME))
	{
		TRACE0("Failed to create toolbar\n");
		return -1;      // fail to create
	}
	
	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
	}

	// TODO: Remove this if you don't want tool tips or a resizeable toolbar
	m_wndToolBar.SetBarStyle(m_wndToolBar.GetBarStyle() |
		CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC ) ;

	// TODO: Delete these three lines if you don't want the toolbar to
	//  be dockable
	m_wndToolBar.EnableDocking(CBRS_ALIGN_ANY);
	EnableDocking(CBRS_ALIGN_ANY);
	DockControlBar(&m_wndToolBar);
// Make adjustable
    ::SetWindowLong(m_wndToolBar.GetToolBarCtrl().m_hWnd,GWL_STYLE,
		m_wndToolBar.GetToolBarCtrl().GetStyle()|CCS_ADJUSTABLE);
// Restore saved state of toolbar
	RestoreTBState();
	return 0;
}

BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CFrameWnd::PreCreateWindow(cs);
}

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

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

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

#endif //_DEBUG

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

// Handle QueryInsert and Delete as always true
void CMainFrame::NotifyQI(NMHDR *hdr,LRESULT *res)
	{
	*res=(LRESULT)TRUE;
	}


void CMainFrame::NotifyChange(NMHDR *hdr,LRESULT *res)
	{
	SaveTBState();   // save all changes
	}

void CMainFrame::NotifyReset(NMHDR *hdr,LRESULT *res)
	{
	m_wndToolBar.LoadToolBar(IDR_MAINFRAME);  // put old toolbar up
	RecalcLayout();
	}

void CMainFrame::NotifyInfo(NMHDR *hdr, LRESULT *res)
	{
	// The intent here is for you to supply info on all buttons even if they
	// don't appear in the bar right now
	// That's great, but hard to do for MFC since the buttons are locked up
	// in a resource.
	// My answer: just load whatever buttons are there, if you want more, reset
	// the bar and start over
	TBNOTIFY *nfy=(TBNOTIFY *)hdr;
	int n=nfy->iItem;
	*res=(n<=m_wndToolBar.GetCount());
	if (*res) m_wndToolBar.GetToolBarCtrl().GetButton(n,&nfy->tbButton);
    //MFC Tool bars don't usually have text so no need to put it in
	}

// Restore TB from registry
void CMainFrame::RestoreTBState()
	{
	CWinApp *app=AfxGetApp();
	int n=app->GetProfileInt("Toolbar","Count",0);
	if (n==0) return;
	m_wndToolBar.SetButtons(NULL,n);
	int i;
	for (i=0;i<n;i++)
		{
		int cmd,style,image;
		CString tag,root="TBTN%s%d";
		tag.Format(root,"CMD",i);
		cmd=app->GetProfileInt("Toolbar",tag,0);
		tag.Format(root,"STY",i);
		style=app->GetProfileInt("Toolbar",tag,0);
		tag.Format(root,"IMG",i);
		image=app->GetProfileInt("Toolbar",tag,0);
		m_wndToolBar.SetButtonInfo(i,cmd,style,image);
		}
	RecalcLayout();
	}

// Save TB to registry
void CMainFrame::SaveTBState()
	{
	CWinApp *app=AfxGetApp();
	int n=m_wndToolBar.GetToolBarCtrl().GetButtonCount();
	app->WriteProfileInt("Toolbar","Count",n);
	int i;
	for (i=0;i<n;i++)
		{
		unsigned int cmd,style;
		int image;
		CString tag,root="TBTN%s%d";
		m_wndToolBar.GetButtonInfo(i,cmd,style,image);
		tag.Format(root,"CMD",i);
		app->WriteProfileInt("Toolbar",tag,cmd);
		tag.Format(root,"STY",i);
		app->WriteProfileInt("Toolbar",tag,style);
		tag.Format(root,"IMG",i);
		app->WriteProfileInt("Toolbar",tag,image);
		}
	}

// Bring up customize dialog
void CMainFrame::OnCustomize() 
{
	m_wndToolBar.GetToolBarCtrl().Customize();
}