private static String[] ShowDialogInner(IFileOpenDialog dialog, IntPtr parentWindowHandle, String title, String initialDirectory, String defaultFileName, IReadOnlyCollection <Filter> filters, Int32 selectedFilterZeroBasedIndex, FileOpenOptions flags)
{
flags = flags |
FileOpenOptions.NoTestFileCreate |
FileOpenOptions.PathMustExist |
FileOpenOptions.ForceFilesystem;
dialog.SetOptions(flags);
if (title != null)
{
dialog.SetTitle(title);
}
if (initialDirectory != null)
{
IShellItem2 initialDirectoryShellItem = Utility.ParseShellItem2Name(initialDirectory);
if (initialDirectoryShellItem != null)
{
dialog.SetFolder(initialDirectoryShellItem);
}
}
if (defaultFileName != null)
{
dialog.SetFileName(defaultFileName);
}
Utility.SetFilters(dialog, filters, selectedFilterZeroBasedIndex);
HResult result = dialog.Show(parentWindowHandle);
if (result == HResult.Ok)
{
IShellItemArray resultsArray;
dialog.GetResults(out resultsArray);
String[] fileNames = Utility.GetFileNames(resultsArray);
return(fileNames);
}
else if (result == HResult_Win32_Canceled)
{
// Cancelled by user.
return(null);
}
else
{
UInt32 win32ErrorCode = Utility.Win32ErrorFromHResult((UInt32)result);
throw new Win32Exception(error: (Int32)win32ErrorCode);
}
}
private static String[] ShowDialogInner(IFileOpenDialog dialog, IntPtr parentHWnd, String title, String initialDirectory, String defaultFileName, IReadOnlyCollection <Filter> filters, Int32 selectedFilterZeroBasedIndex, FileOpenOptions flags)
{
flags = flags |
FileOpenOptions.NoTestFileCreate |
FileOpenOptions.PathMustExist |
FileOpenOptions.ForceFilesystem;
dialog.SetOptions(flags);
if (title != null)
{
dialog.SetTitle(title);
}
if (initialDirectory != null)
{
IShellItem2 initialDirectoryShellItem = Utility.ParseShellItem2Name(initialDirectory);
if (initialDirectoryShellItem != null)
{
dialog.SetFolder(initialDirectoryShellItem);
}
}
if (defaultFileName != null)
{
dialog.SetFileName(defaultFileName);
}
Utility.SetFilters(dialog, filters, selectedFilterZeroBasedIndex);
HResult result = dialog.Show(parentHWnd);
HResult cancelledAsHResult = Utility.HResultFromWin32((int)HResult.Win32ErrorCanceled);
if (result == cancelledAsHResult)
{
// Cancelled
return(null);
}
else
{
// OK
IShellItemArray resultsArray;
dialog.GetResults(out resultsArray);
String[] fileNames = Utility.GetFileNames(resultsArray);
return(fileNames);
}
}
private static String ShowDialogInner(IFileOpenDialog dialog, IntPtr parentWindowHandle, String title, String initialDirectory)
{
//IFileDialog ifd = dialog;
FileOpenOptions flags =
FileOpenOptions.NoTestFileCreate |
FileOpenOptions.PathMustExist |
FileOpenOptions.PickFolders |
FileOpenOptions.ForceFilesystem;
dialog.SetOptions(flags);
if (title != null)
{
dialog.SetTitle(title);
}
if (initialDirectory != null)
{
IShellItem2 initialDirectoryShellItem = Utility.ParseShellItem2Name(initialDirectory);
if (initialDirectoryShellItem != null)
{
dialog.SetFolder(initialDirectoryShellItem);
}
}
HResult result = dialog.Show(parentWindowHandle);
if (result == HResult.Ok)
{
IShellItemArray resultsArray;
dialog.GetResults(out resultsArray);
String[] fileNames = Utility.GetFileNames(resultsArray);
return(fileNames.Length == 0 ? null : fileNames[0]);
}
else if (result == HResult_Win32_Canceled)
{
// Cancelled by user.
return(null);
}
else
{
UInt32 win32ErrorCode = Utility.Win32ErrorFromHResult((UInt32)result);
throw new Win32Exception(error: (Int32)win32ErrorCode);
}
}
private static String ShowDialogInner(IFileOpenDialog dialog, IntPtr parentHWnd, String title, String initialDirectory)
{
//IFileDialog ifd = dialog;
FileOpenOptions flags =
FileOpenOptions.NoTestFileCreate |
FileOpenOptions.PathMustExist |
FileOpenOptions.PickFolders |
FileOpenOptions.ForceFilesystem;
dialog.SetOptions(flags);
if (title != null)
{
dialog.SetTitle(title);
}
if (initialDirectory != null)
{
IShellItem2 initialDirectoryShellItem = Utility.ParseShellItem2Name(initialDirectory);
if (initialDirectoryShellItem != null)
{
dialog.SetFolder(initialDirectoryShellItem);
}
}
HResult result = dialog.Show(parentHWnd);
HResult cancelledAsHResult = Utility.HResultFromWin32((int)HResult.Win32ErrorCanceled);
if (result == cancelledAsHResult)
{
// Cancelled
return(null);
}
else
{
// OK
IShellItemArray resultsArray;
dialog.GetResults(out resultsArray);
String[] fileNames = Utility.GetFileNames(resultsArray);
return(fileNames.Length == 0 ? null : fileNames[0]);
}
}
void SetDialogResults(IFileOpenDialog dialog)
{
IShellItem item;
if (!this.Multiselect)
{
dialog.GetResult(out item);
string path, value;
GetPathAndElementName(item, out path, out value);
this.SelectedPath = path;
this.SelectedPaths = new[] { path };
this.SelectedElementName = value;
this.SelectedElementNames = new[] { value };
}
else
{
IShellItemArray items;
dialog.GetResults(out items);
uint count;
items.GetCount(out count);
this.SelectedPaths = new string[count];
this.SelectedElementNames = new string[count];
for (uint i = 0; i < count; ++i)
{
items.GetItemAt(i, out item);
string path, value;
GetPathAndElementName(item, out path, out value);
this.SelectedPaths[i] = path;
this.SelectedElementNames[i] = value;
}
this.SelectedPath = null;
this.SelectedElementName = null;
}
}
internal override string[] ProcessVistaFiles(IFileDialog dialog)
{
IFileOpenDialog fileOpenDialog = (IFileOpenDialog)dialog;
if (this.Multiselect)
{
IShellItemArray results = fileOpenDialog.GetResults();
uint count = results.GetCount();
string[] array = new string[count];
for (uint num = 0U; num < count; num += 1U)
{
IShellItem itemAt = results.GetItemAt(num);
array[(int)num] = itemAt.GetDisplayName((SIGDN)2147647488U);
}
return(array);
}
IShellItem result = fileOpenDialog.GetResult();
return(new string[]
{
result.GetDisplayName((SIGDN)2147647488U)
});
}