myfiledlg.cpp

编译原理习题vc代码

// MyFileDlg.cpp : implementation file
//

#include "stdafx.h"
#include "FileDlg.h"
#include "MyFileDlg.h"
#include <dlgs.h>

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

/////////////////////////////////////////////////////////////////////////////
// CMyFileDlg

IMPLEMENT_DYNAMIC(CMyFileDlg, CFileDialog)

CMyFileDlg::CMyFileDlg(BOOL bOpenFileDialog, LPCTSTR lpszDefExt, LPCTSTR lpszFileName,
		DWORD dwFlags, LPCTSTR lpszFilter, CWnd* pParentWnd) :
		CFileDialog(bOpenFileDialog, lpszDefExt, lpszFileName, dwFlags, lpszFilter, pParentWnd)
{
}


BEGIN_MESSAGE_MAP(CMyFileDlg, CFileDialog)
	//{{AFX_MSG_MAP(CMyFileDlg)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()


BOOL CMyFileDlg::OnInitDialog() 
{
	//对话框高150象素，该变量根据对话框大小改变
	const UINT iExtraSize = 150;
	// 对话框中控件数
	const UINT nControls = 7;	

	// 过去指向对话框的指针
	CWnd *wndDlg = GetParent();

	RECT Rect;
	wndDlg->GetWindowRect(&Rect);
	//改变对话框大小
	wndDlg->SetWindowPos(NULL, 0, 0, 
						 Rect.right - Rect.left, 
						 Rect.bottom - Rect.top + iExtraSize, 
						 SWP_NOMOVE);

	// 控件ID，在 <dlgs.h>中定义
	UINT Controls[nControls] = {stc3, stc2,  // The two label controls
								edt1, cmb1,  // The eidt control and the drop-down box
								IDOK, IDCANCEL, 
								lst1};       // Explorer vinduet

	// 确定每个控件的位置
	for (int i=0 ; i<nControls ; i++)
	{
		CWnd *wndCtrl = wndDlg->GetDlgItem(Controls[i]);
		wndCtrl->GetWindowRect(&Rect);
		wndDlg->ScreenToClient(&Rect); 

		// 按照对话框大小，确定每个控件位置
		if (Controls[i] != lst1)
			wndCtrl->SetWindowPos(NULL, 
							  Rect.left, Rect.top + iExtraSize,
							  0, 0, SWP_NOSIZE);
		else 
			wndCtrl->SetWindowPos(NULL, 0, 0,
								 Rect.right - Rect.left, 
								 Rect.bottom - Rect.top + iExtraSize, 
								 SWP_NOMOVE);
	}

	//调用基类函数OnInitDialog
	CFileDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}