ciderpress/app/DEFileDialog.cpp

70 lines
1.5 KiB
C++

/*
* CiderPress
* Copyright (C) 2007 by faddenSoft, LLC. All Rights Reserved.
* See the file LICENSE for distribution terms.
*/
/*
* Implementation of Disk Editor "open file" dialog.
*/
#include "stdafx.h"
#include "DEFileDialog.h"
BEGIN_MESSAGE_MAP(DEFileDialog, CDialog)
ON_EN_CHANGE(IDC_DEFILE_FILENAME, OnChange)
ON_WM_HELPINFO()
END_MESSAGE_MAP()
/*
* Turn off the "OK" button, which is only active when some text
* has been typed in the window.
*/
BOOL
DEFileDialog::OnInitDialog(void)
{
CWnd* pWnd = GetDlgItem(IDOK);
ASSERT(pWnd != nil);
pWnd->EnableWindow(FALSE);
return CDialog::OnInitDialog();
}
/*
* Get the filename and the "open resource fork" check box.
*/
void
DEFileDialog::DoDataExchange(CDataExchange* pDX)
{
DDX_Text(pDX, IDC_DEFILE_FILENAME, fName);
DDX_Check(pDX, IDC_DEFILE_RSRC, fOpenRsrcFork);
}
/*
* The text has changed. If there's nothing in the box, dim the
* "OK" button.
*/
void
DEFileDialog::OnChange(void)
{
CEdit* pEdit = (CEdit*) GetDlgItem(IDC_DEFILE_FILENAME);
ASSERT(pEdit != nil);
CString str;
pEdit->GetWindowText(str);
//WMSG2("STR is '%ls' (%d)\n", str, str.GetLength());
CWnd* pWnd = GetDlgItem(IDOK);
ASSERT(pWnd != nil);
pWnd->EnableWindow(!str.IsEmpty());
}
/*
* Context help request (question mark button).
*/
BOOL
DEFileDialog::OnHelpInfo(HELPINFO* lpHelpInfo)
{
WinHelp((DWORD) lpHelpInfo->iCtrlId, HELP_CONTEXTPOPUP);
return TRUE; // yes, we handled it
}