private FileDialogNative.FOS GetOptions()
{
const FileDialogNative.FOS BlittableOptions =
FileDialogNative.FOS.FOS_OVERWRITEPROMPT
| FileDialogNative.FOS.FOS_NOCHANGEDIR
| FileDialogNative.FOS.FOS_NOVALIDATE
| FileDialogNative.FOS.FOS_ALLOWMULTISELECT
| FileDialogNative.FOS.FOS_PATHMUSTEXIST
| FileDialogNative.FOS.FOS_FILEMUSTEXIST
| FileDialogNative.FOS.FOS_CREATEPROMPT
| FileDialogNative.FOS.FOS_NODEREFERENCELINKS
;
const int UnexpectedOptions =
NativeMethods.OFN_USESHELLITEM //This is totally bogus (only used in FileDialog by accident to ensure that places are shown
| NativeMethods.OFN_SHOWHELP //If ShowHelp is true, we don't use the Vista Dialog
| NativeMethods.OFN_ENABLEHOOK //These shouldn't be set in options (only set in the flags for the legacy dialog)
| NativeMethods.OFN_ENABLESIZING //These shouldn't be set in options (only set in the flags for the legacy dialog)
| NativeMethods.OFN_EXPLORER //These shouldn't be set in options (only set in the flags for the legacy dialog)
;
System.Diagnostics.Debug.Assert(0 == (UnexpectedOptions & options), "Unexpected FileDialog options");
FileDialogNative.FOS ret = (FileDialogNative.FOS)options & BlittableOptions;
//Force no mini mode for the SaveFileDialog
ret |= FileDialogNative.FOS.FOS_DEFAULTNOMINIMODE;
// Make sure that the Open dialog allows the user to specify
// non-file system locations. This flag will cause the dialog to copy the resource
// to a local cache (Temporary Internet Files), and return that path instead. This
// also affects the Save dialog by disallowing navigation to these areas.
// An example of a non-file system location is a URL (http://), or a file stored on
// a digital camera that is not mapped to a drive letter.
// This reproduces the behavior of the "classic" Open and Save dialogs.
ret |= FileDialogNative.FOS.FOS_FORCEFILESYSTEM;
return(ret);
}
private FileDialogNative.FOS GetOptions()
{
FileDialogNative.FOS fos = ((FileDialogNative.FOS) this.options) & (FileDialogNative.FOS.FOS_ALLOWMULTISELECT | FileDialogNative.FOS.FOS_CREATEPROMPT | FileDialogNative.FOS.FOS_FILEMUSTEXIST | FileDialogNative.FOS.FOS_NOCHANGEDIR | FileDialogNative.FOS.FOS_NODEREFERENCELINKS | FileDialogNative.FOS.FOS_NOVALIDATE | FileDialogNative.FOS.FOS_OVERWRITEPROMPT | FileDialogNative.FOS.FOS_PATHMUSTEXIST);
fos |= FileDialogNative.FOS.FOS_DEFAULTNOMINIMODE;
return(fos | FileDialogNative.FOS.FOS_FORCEFILESYSTEM);
}
