mainfrm.cpp

《vc++扩展编程实例》源码。运用Visual C++ 5.0或6.0的高级编程技巧

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

#include "stdafx.h"
#include "Wzd.h"
#include "WzdPrjct.h"

#include "MainFrm.h"

#include <afxpriv.h>

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

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

IMPLEMENT_DYNAMIC(CMainFrame, CMDIFrameWnd)

BEGIN_MESSAGE_MAP(CMainFrame, CMDIFrameWnd)
	//{{AFX_MSG_MAP(CMainFrame)
	ON_WM_CREATE()
	ON_WM_CLOSE()
	ON_COMMAND(ID_OPTIONS_PREFERENCES, OnOptionsPreferences)
	//}}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()
{
	m_rgbColors[COLOR1_COLOR]=RGB(200,20,150);
	m_rgbColors[COLOR2_COLOR]=RGB(0,200,100);
	m_pPalette=NULL;
}

CMainFrame::~CMainFrame()
{
	m_pPalette->DeleteObject();
	delete m_pPalette;
	m_pPalette=NULL;
}

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

	LoadOptions();
	CreatePalette();
	
	if (!m_wndToolBar.Create(this) ||
		!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);

	return 0;
}

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

	return CMDIFrameWnd::PreCreateWindow(cs);
}

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

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

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

#endif //_DEBUG

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

void CMainFrame::OnClose() 
{
	SaveOptions();
	
	CMDIFrameWnd::OnClose();
}

void CMainFrame::LoadOptions()
{
	BYTE *p;
	UINT size;
	if (AfxGetApp()->GetProfileBinary(SETTINGS_KEY,COLORS_KEY,&p,&size))
	{
		memcpy(m_rgbColors,p,size);
		delete []p;
	}
}

void CMainFrame::SaveOptions()
{
	UINT size=sizeof(m_rgbColors);
	AfxGetApp()->WriteProfileBinary(SETTINGS_KEY,COLORS_KEY,(BYTE*)m_rgbColors,size);
}


void CMainFrame::OnOptionsPreferences() 
{
	CPropertySheet sheet(_T("Preferences"),this);
	m_pColorPage=new CColorPage;

	sheet.AddPage(m_pColorPage);

	m_pColorPage->m_rgbColors[COLOR1_COLOR] = m_rgbColors[COLOR1_COLOR];
	m_pColorPage->m_rgbColors[COLOR2_COLOR] = m_rgbColors[COLOR2_COLOR];

	sheet.DoModal();

	delete m_pColorPage;
}

void CMainFrame::CreatePalette() 
{
   LOGPALETTE *lp = (LOGPALETTE *)calloc( 1, sizeof(LOGPALETTE) + 
		(NUM_COLORS * sizeof(PALETTEENTRY)) );
   lp->palVersion = 0x300;  
   lp->palNumEntries = NUM_COLORS;
   for (int i=0; i<NUM_COLORS; i++)
   {
      lp->palPalEntry[i].peRed=GetRValue(m_rgbColors[i]);
      lp->palPalEntry[i].peGreen=GetGValue(m_rgbColors[i]);
      lp->palPalEntry[i].peBlue=GetBValue(m_rgbColors[i]);
	  // reserve for animation
	  lp->palPalEntry[i].peFlags = PC_RESERVED; 

   }
	if (m_pPalette) delete m_pPalette;
   m_pPalette = new CPalette;
   m_pPalette->CreatePalette(lp);
   free(lp);
}