internal virtual void OnBeforeVistaDialog(FileDialogNative.IFileDialog dialog)
{
dialog.SetDefaultExtension(this.DefaultExt);
dialog.SetFileName(this.FileName);
if (!string.IsNullOrEmpty(this.InitialDirectory))
{
try
{
FileDialogNative.IShellItem initialDirectory = GetShellItemForPath(this.InitialDirectory);
dialog.SetDefaultFolder(initialDirectory);
dialog.SetFolder(initialDirectory);
}
catch (FileNotFoundException)
{
}
}
dialog.SetTitle(this.Title);
dialog.SetOptions(GetOptions());
SetFileTypes(dialog);
this._customPlaces.Apply(dialog);
}
internal override string[] ProcessVistaFiles(FileDialogNative.IFileDialog dialog)
{
FileDialogNative.IShellItem item;
FileDialogNative.IFileSaveDialog dialog1 = (FileDialogNative.IFileSaveDialog) dialog;
dialog.GetResult(out item);
return new string[] { FileDialog.GetFilePathFromShellItem(item) };
}
internal override string[] ProcessVistaFiles(FileDialogNative.IFileDialog dialog)
{
FileDialogNative.IShellItem item2;
FileDialogNative.IFileOpenDialog dialog2 = (FileDialogNative.IFileOpenDialog) dialog;
if (this.Multiselect)
{
FileDialogNative.IShellItemArray array;
uint num;
dialog2.GetResults(out array);
array.GetCount(out num);
string[] strArray = new string[num];
for (uint i = 0; i < num; i++)
{
FileDialogNative.IShellItem item;
array.GetItemAt(i, out item);
strArray[i] = FileDialog.GetFilePathFromShellItem(item);
}
return strArray;
}
dialog2.GetResult(out item2);
return new string[] { FileDialog.GetFilePathFromShellItem(item2) };
}
public void OnOverwrite(FileDialogNative.IFileDialog pfd, FileDialogNative.IShellItem psi, out FileDialogNative.FDE_OVERWRITE_RESPONSE pResponse)
{
pResponse = FileDialogNative.FDE_OVERWRITE_RESPONSE.FDEOR_DEFAULT;
}
public void OnTypeChange(FileDialogNative.IFileDialog pfd)
{
}
public void OnShareViolation(FileDialogNative.IFileDialog pfd, FileDialogNative.IShellItem psi, out FileDialogNative.FDE_SHAREVIOLATION_RESPONSE pResponse)
{
pResponse = FileDialogNative.FDE_SHAREVIOLATION_RESPONSE.FDESVR_DEFAULT;
}
public void OnSelectionChange(FileDialogNative.IFileDialog pfd)
{
}
public void OnFolderChange(FileDialogNative.IFileDialog pfd)
{
}
private bool HandleVistaFileOk(FileDialogNative.IFileDialog dialog)
{
int saveOptions = options;
int saveFilterIndex = filterIndex;
string[] saveFileNames = fileNames;
bool saveSecurityCheckFileNames = securityCheckFileNames;
bool ok = false;
try
{
securityCheckFileNames = true;
Thread.MemoryBarrier();
uint filterIndexTemp;
dialog.GetFileTypeIndex(out filterIndexTemp);
filterIndex = unchecked((int)filterIndexTemp);
fileNames = ProcessVistaFiles(dialog);
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)
{
//Order here is important. We don't want a window where securityCheckFileNames is false, but the temporary fileNames is still in place
securityCheckFileNames = saveSecurityCheckFileNames;
Thread.MemoryBarrier();
fileNames = saveFileNames;
options = saveOptions;
filterIndex = saveFilterIndex;
}
else
{
if (0 != (options & NativeMethods.OFN_HIDEREADONLY))
{
//When the dialog is dismissed OK, the Readonly bit can't
// be left on if ShowReadOnly was false
// Downlevel this happens automatically, on Vista mode, we need to watch out for it.
options &= ~ NativeMethods.OFN_READONLY;
}
}
}
return ok;
}
internal abstract string[] ProcessVistaFiles(FileDialogNative.IFileDialog dialog);
internal override string[] ProcessVistaFiles(FileDialogNative.IFileDialog dialog)
{
FileDialogNative.IFileOpenDialog openDialog = (FileDialogNative.IFileOpenDialog)dialog;
if (Multiselect)
{
FileDialogNative.IShellItemArray results;
openDialog.GetResults(out results);
uint count;
results.GetCount(out count);
string[] files = new string[count];
for (uint i = 0; i < count; ++i)
{
FileDialogNative.IShellItem item;
results.GetItemAt(i, out item);
files[unchecked((int)i)] = GetFilePathFromShellItem(item);
}
return files;
}
else
{
FileDialogNative.IShellItem item;
openDialog.GetResult(out item);
return new string[] { GetFilePathFromShellItem(item) };
}
}
private bool HandleVistaFileOk(FileDialogNative.IFileDialog dialog)
{
int options = this.options;
int filterIndex = this.filterIndex;
string[] fileNames = this.fileNames;
bool securityCheckFileNames = this.securityCheckFileNames;
bool flag2 = false;
try
{
uint num3;
this.securityCheckFileNames = true;
Thread.MemoryBarrier();
dialog.GetFileTypeIndex(out num3);
this.filterIndex = (int) num3;
this.fileNames = this.ProcessVistaFiles(dialog);
if (!this.ProcessFileNames())
{
return flag2;
}
CancelEventArgs e = new CancelEventArgs();
if (NativeWindow.WndProcShouldBeDebuggable)
{
this.OnFileOk(e);
return !e.Cancel;
}
try
{
this.OnFileOk(e);
flag2 = !e.Cancel;
}
catch (Exception exception)
{
Application.OnThreadException(exception);
}
}
finally
{
if (!flag2)
{
this.securityCheckFileNames = securityCheckFileNames;
Thread.MemoryBarrier();
this.fileNames = fileNames;
this.options = options;
this.filterIndex = filterIndex;
}
else if ((this.options & 4) != 0)
{
this.options &= -2;
}
}
return flag2;
}
internal static string GetFilePathFromShellItem(FileDialogNative.IShellItem item)
{
string str;
item.GetDisplayName((FileDialogNative.SIGDN) (-2147319808), out str);
return str;
}
public int OnFolderChanging(FileDialogNative.IFileDialog pfd, FileDialogNative.IShellItem psiFolder)
{
return 0;
}
public int OnFileOk(FileDialogNative.IFileDialog pfd)
{
if (!this._dialog.HandleVistaFileOk(pfd))
{
return 1;
}
return 0;
}
private void SetFileTypes(FileDialogNative.IFileDialog dialog)
{
FileDialogNative.COMDLG_FILTERSPEC[] filterItems = FilterItems;
dialog.SetFileTypes((uint)filterItems.Length, filterItems);
if (filterItems.Length > 0)
{
dialog.SetFileTypeIndex(unchecked((uint)filterIndex));
}
}
internal static string GetFilePathFromShellItem(FileDialogNative.IShellItem item)
{
string filename;
item.GetDisplayName(FileDialogNative.SIGDN.SIGDN_DESKTOPABSOLUTEPARSING, out filename);
return filename;
}
public int OnFileOk(FileDialogNative.IFileDialog pfd)
{
return this._dialog.HandleVistaFileOk(pfd) ? NativeMethods.S_OK : NativeMethods.S_FALSE;
}
public static extern int SHCreateShellItem(IntPtr pidlParent, IntPtr psfParent, IntPtr pidl, out FileDialogNative.IShellItem ppsi);
public int OnFolderChanging(FileDialogNative.IFileDialog pfd, FileDialogNative.IShellItem psiFolder)
{
return NativeMethods.S_OK;
}
