dlgdemodlg.cpp

周立功WinCE光盘资料

// DlgDemoDlg.cpp : implementation file
//

#include "stdafx.h"
#include "DlgDemo.h"
#include "DlgDemoDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CDlgDemoDlg dialog

CDlgDemoDlg::CDlgDemoDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CDlgDemoDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDlgDemoDlg)
	m_blue = 0;
	m_green = 0;
	m_red = 0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CDlgDemoDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDlgDemoDlg)
	DDX_Text(pDX, IDC_EDT_BLUE, m_blue);
	DDV_MinMaxUInt(pDX, m_blue, 0, 255);
	DDX_Text(pDX, IDC_EDT_GREEN, m_green);
	DDV_MinMaxUInt(pDX, m_green, 0, 255);
	DDX_Text(pDX, IDC_EDT_RED, m_red);
	DDV_MinMaxUInt(pDX, m_red, 0, 255);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CDlgDemoDlg, CDialog)
	//{{AFX_MSG_MAP(CDlgDemoDlg)
	ON_EN_CHANGE(IDC_EDT_RED, OnChangeEdtRed)
	ON_EN_CHANGE(IDC_EDT_GREEN, OnChangeEdtGreen)
	ON_EN_CHANGE(IDC_EDT_BLUE, OnChangeEdtBlue)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDlgDemoDlg message handlers

 BOOL CDlgDemoDlg::OnInitDialog()
 {
 	CDialog::OnInitDialog();
 
 	// Set the icon for this dialog.  The framework does this automatically
 	//  when the application's main window is not a dialog
 	SetIcon(m_hIcon, TRUE);			// Set big icon
 	SetIcon(m_hIcon, FALSE);		// Set small icon
 	
 	CenterWindow(GetDesktopWindow());	// center to the hpc screen
 
 	// TODO: Add extra initialization here
 	//设置红色值微调按钮
 	CSpinButtonCtrl *pSpinRed = (CSpinButtonCtrl*)GetDlgItem(IDC_SPIN_RED);
 	ASSERT(pSpinRed!=NULL);
 	//设置伙伴窗口
 	pSpinRed->SetBuddy(GetDlgItem(IDC_EDT_RED));
 	pSpinRed->SetRange(0,255);
 	pSpinRed->SetPos(128);
 
 	//设置绿色值微调按钮
 	CSpinButtonCtrl *pSpinGreen = (CSpinButtonCtrl*)GetDlgItem(IDC_SPIN_GREEN);
	ASSERT(pSpinGreen!=NULL);
 	//设置伙伴窗口
 	pSpinGreen->SetBuddy(GetDlgItem(IDC_EDT_GREEN));
 	pSpinGreen->SetRange(0,255);
	pSpinGreen->SetPos(128);
 
 	//设置蓝色值微调按钮
	CSpinButtonCtrl *pSpinBlue = (CSpinButtonCtrl*)GetDlgItem(IDC_SPIN_BLUE);
 	ASSERT(pSpinBlue!=NULL);
 	//设置伙伴窗口
 	pSpinBlue->SetBuddy(GetDlgItem(IDC_EDT_BLUE));
 	pSpinBlue->SetRange(0,255);
 	pSpinBlue->SetPos(128);
 
 	return TRUE;  // return TRUE  unless you set the focus to a control
 }

void CDlgDemoDlg::OnChangeEdtRed() 
{
	// TODO: If this is a RICHEDIT control, the control will not
	// send this notification unless you override the CDialog::OnInitDialog()
	// function and call CRichEditCtrl().SetEventMask()
	// with the ENM_CHANGE flag ORed into the mask.
	
	// TODO: Add your control notification handler code here
	OnColorChange();
}

void CDlgDemoDlg::OnChangeEdtGreen() 
{
	// TODO: If this is a RICHEDIT control, the control will not
	// send this notification unless you override the CDialog::OnInitDialog()
	// function and call CRichEditCtrl().SetEventMask()
	// with the ENM_CHANGE flag ORed into the mask.
	
	// TODO: Add your control notification handler code here
	OnColorChange();
}

void CDlgDemoDlg::OnChangeEdtBlue() 
{
	// TODO: If this is a RICHEDIT control, the control will not
	// send this notification unless you override the CDialog::OnInitDialog()
	// function and call CRichEditCtrl().SetEventMask()
	// with the ENM_CHANGE flag ORed into the mask.
	
	// TODO: Add your control notification handler code here
	OnColorChange();
}


void CDlgDemoDlg::OnColorChange()
{
	UpdateData(TRUE);
	CBrush colorBrush;
	COLORREF clRGB;
	//得到RGB颜色值
    clRGB = RGB(m_red,m_green,m_blue);
	CClientDC * pClientDC;
	//得到绘图环境
	pClientDC = new CClientDC(this);
	colorBrush.CreateSolidBrush(clRGB);
	CRect rect(80,140,160,220);
	//显示颜色
	pClientDC->FillRect(rect,&colorBrush);
	delete pClientDC;
}