ReadFile.rar - 打开一个TXT文件并显示在EDIT控件中
步骤:
1.新建一个基于对话框的工程,名称为ReadFile
2.在界面上添加一个按钮(IDC_BUTTON1)和一个文本编辑(IDC_EDIT1)
IDC_EDIT1的属性:多行、可下拉滚动条.
3.编辑按钮触发事件(void CReadFileDlg::OnButton1())
void CReadFileDlg::OnButton1()
{
// TODO: Add your control notification handler code here
CString sFileFilter="*.hex|*.hex"
CString sFileName
CFileDialog fDlg(true,NULL,NULL,OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,sFileFilter,NULL)
fDlg.DoModal()
sFileName=fDlg.GetFileName()
if(sFileName!="")
{
CFile file(sFileName,CFile::modeRead)
int nFileLength=file.GetLength()
char *buffer
HGLOBAL hgl=::GlobalAlloc(GMEM_MOVEABLE,nFileLength+1)
buffer=(char *)::GlobalLock(hgl)
file.Read(buffer,nFileLength)
SetDlgItemText(IDC_EDIT1,buffer)
::GlobalUnlock(hgl)
::GlobalFree(hgl)
}
UpdateData(false)
}
,2008-01-29 20:28:41,下载412次