// DDXDemoDlg.cpp : 實作檔
//

#include "stdafx.h"
#include "DDXDemo.h"
#include "DDXDemoDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif




// ========================Step 1: 把 Edit control 的資料與資料成員作關聯範例=============================================================
void CDDXDemoDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);    // Call base class version
	DDX_Text(pDX,IDC_EDIT1,num);
	DDV_MinMaxInt(pDX,num,1,20);
}
// =========================================================================================================================


BOOL CDDXDemoDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	SetIcon(m_hIcon, TRUE);			
	SetIcon(m_hIcon, FALSE);		

	
	// ================================Step2: 設定 Edit control 初值 =================================================
	num=0; 
	UpdateData(FALSE);   // 把 num 的資料 Update 到控制項範例 (False 表示要設定資料, True => 取資料)
	// ========================================================================================================
	return TRUE;  
}


// 當使用者按下 Ok 鈕
void CDDXDemoDlg::OnBnClickedOk()
{
	
	// ================================把 num 資料 --> Edit Control 範例 =====================================
	int x=this->num;
	num=19;
	UpdateData(FALSE);        // num -> Edit 
	// ========================================================================================================
	//OnOK();
}

// 建構子
CDDXDemoDlg::CDDXDemoDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CDDXDemoDlg::IDD, pParent)
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CDDXDemoDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); 

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

	
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}


HCURSOR CDDXDemoDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}

void CDDXDemoDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}
BEGIN_MESSAGE_MAP(CDDXDemoDlg, CDialog)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
	ON_BN_CLICKED(IDOK, OnBnClickedOk)
END_MESSAGE_MAP()


class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

	enum { IDD = IDD_ABOUTBOX };

	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV 支援


protected:
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
END_MESSAGE_MAP()