/// <include file='doc\FileDialog.uex' path='docs/doc[@for="FileDialog.GetMultiselectFiles"]/*' />
/// <devdoc>
/// Extracts the filename(s) returned by the file dialog.
/// </devdoc>
private string[] GetMultiselectFiles(CharBuffer charBuffer)
{
string directory = charBuffer.GetString();
string fileName = charBuffer.GetString();
if (fileName.Length == 0)
{
return new string[] {
directory
}
}
;
if (directory[directory.Length - 1] != '\\')
{
directory = directory + "\\";
}
ArrayList names = new ArrayList();
do
{
if (fileName[0] != '\\' && (fileName.Length <= 3 ||
fileName[1] != ':' || fileName[2] != '\\'))
{
fileName = directory + fileName;
}
names.Add(fileName);
fileName = charBuffer.GetString();
} while (fileName.Length > 0);
string[] temp = new string[names.Count];
names.CopyTo(temp, 0);
return(temp);
}
private string[] GetMultiselectFiles(System.Windows.Forms.UnsafeNativeMethods.CharBuffer charBuffer)
{
string str = charBuffer.GetString();
string str2 = charBuffer.GetString();
if (str2.Length == 0)
{
return(new string[] { str });
}
if (str[str.Length - 1] != '\\')
{
str = str + @"\";
}
ArrayList list = new ArrayList();
do
{
if ((str2[0] != '\\') && (((str2.Length <= 3) || (str2[1] != ':')) || (str2[2] != '\\')))
{
str2 = str + str2;
}
list.Add(str2);
str2 = charBuffer.GetString();
}while (str2.Length > 0);
string[] array = new string[list.Count];
list.CopyTo(array, 0);
return(array);
}
/// <include file='doc\FileDialog.uex' path='docs/doc[@for="FileDialog.DoFileOk"]/*' />
/// <devdoc>
/// Processes the CDN_FILEOK notification.
/// </devdoc>
private bool DoFileOk(IntPtr lpOFN)
{
NativeMethods.OPENFILENAME_I ofn = Marshal.PtrToStructure <NativeMethods.OPENFILENAME_I>(lpOFN);
int saveOptions = options;
int saveFilterIndex = filterIndex;
string[] saveFileNames = fileNames;
bool ok = false;
try {
options = options & ~NativeMethods.OFN_READONLY |
ofn.Flags & NativeMethods.OFN_READONLY;
filterIndex = ofn.nFilterIndex;
charBuffer.PutCoTaskMem(ofn.lpstrFile);
Thread.MemoryBarrier();
if ((options & NativeMethods.OFN_ALLOWMULTISELECT) == 0)
{
fileNames = new string[] { charBuffer.GetString() };
}
else
{
fileNames = GetMultiselectFiles(charBuffer);
}
if (ProcessFileNames())
{
CancelEventArgs ceevent = new CancelEventArgs();
if (NativeWindow.WndProcShouldBeDebuggable)
{
OnFileOk(ceevent);
ok = !ceevent.Cancel;
}
else
{
try
{
OnFileOk(ceevent);
ok = !ceevent.Cancel;
}
catch (Exception e)
{
Application.OnThreadException(e);
}
}
}
}
finally {
if (!ok)
{
Thread.MemoryBarrier();
fileNames = saveFileNames;
options = saveOptions;
filterIndex = saveFilterIndex;
}
}
return(ok);
}
/// <include file='doc\FileDialog.uex' path='docs/doc[@for="FileDialog.DoFileOk"]/*' />
/// <devdoc>
/// Processes the CDN_FILEOK notification.
/// </devdoc>
private bool DoFileOk(IntPtr lpOFN)
{
NativeMethods.OPENFILENAME_I ofn = (NativeMethods.OPENFILENAME_I)UnsafeNativeMethods.PtrToStructure(lpOFN, typeof(NativeMethods.OPENFILENAME_I));
int saveOptions = options;
int saveFilterIndex = filterIndex;
string[] saveFileNames = fileNames;
bool saveSecurityCheckFileNames = securityCheckFileNames;
bool ok = false;
try {
options = options & ~NativeMethods.OFN_READONLY |
ofn.Flags & NativeMethods.OFN_READONLY;
filterIndex = ofn.nFilterIndex;
charBuffer.PutCoTaskMem(ofn.lpstrFile);
// We are filling in the file names list with secure
// data. Any access to this list now will require
// a security demand. We set this bit before actually
// setting the names; otherwise a thread ---- could
// expose them.
securityCheckFileNames = true;
Thread.MemoryBarrier();
if ((options & NativeMethods.OFN_ALLOWMULTISELECT) == 0)
{
fileNames = new string[] { charBuffer.GetString() };
}
else
{
fileNames = GetMultiselectFiles(charBuffer);
}
if (ProcessFileNames())
{
CancelEventArgs ceevent = new CancelEventArgs();
if (NativeWindow.WndProcShouldBeDebuggable)
{
OnFileOk(ceevent);
ok = !ceevent.Cancel;
}
else
{
try
{
OnFileOk(ceevent);
ok = !ceevent.Cancel;
}
catch (Exception e)
{
Application.OnThreadException(e);
}
}
}
}
finally {
if (!ok)
{
securityCheckFileNames = saveSecurityCheckFileNames;
Thread.MemoryBarrier();
fileNames = saveFileNames;
options = saveOptions;
filterIndex = saveFilterIndex;
}
}
return(ok);
}
/// <include file='doc\FileDialog.uex' path='docs/doc[@for="FileDialog.GetMultiselectFiles"]/*' />
/// <devdoc>
/// Extracts the filename(s) returned by the file dialog.
/// </devdoc>
private string[] GetMultiselectFiles(CharBuffer charBuffer) {
string directory = charBuffer.GetString();
string fileName = charBuffer.GetString();
if (fileName.Length == 0) return new string[] {
directory
};
if (directory[directory.Length - 1] != '\\') {
directory = directory + "\\";
}
ArrayList names = new ArrayList();
do {
if (fileName[0] != '\\' && (fileName.Length <= 3 ||
fileName[1] != ':' || fileName[2] != '\\')) {
fileName = directory + fileName;
}
names.Add(fileName);
fileName = charBuffer.GetString();
} while (fileName.Length > 0);
string[] temp = new string[names.Count];
names.CopyTo(temp, 0);
return temp;
}