/// <summary>
/// Shows the according dialog for the control.
/// </summary>
/// <returns></returns>
protected override async Task ShowDialogAsync()
{
OpenFileDialogArguments args = null;
if (DialogArgs != null)
{
args = new OpenFileDialogArguments(DialogArgs);
}
else
{
args = new OpenFileDialogArguments();
}
if (!string.IsNullOrWhiteSpace(File))
{
string directory = Path.GetDirectoryName(File);
if (!string.IsNullOrWhiteSpace(directory) && Directory.Exists(directory))
{
args.CurrentDirectory = directory;
}
}
OpenFileDialogResult result = null;
if (DialogHost != null)
{
result = await OpenFileDialog.ShowDialogAsync(DialogHost, args);
}
else
{
result = await OpenFileDialog.ShowDialogAsync(DialogHostName, args);
}
if (result != null && result.Confirmed)
{
File = result.FileInfo.FullName;
}
}
/// <summary>
/// Shows a new <see cref="OpenFileDialog" />.
/// </summary>
/// <param name="dialogHost">The <see cref="DialogHost" /></param>
/// <param name="args">The arguments for the dialog initialization</param>
/// <returns></returns>
public static async Task <OpenFileDialogResult> ShowDialogAsync(DialogHost dialogHost, OpenFileDialogArguments args)
{
OpenFileDialog dialog = InitDialog(
args.Width,
args.Height,
args.CurrentDirectory,
args.Filters,
args.FilterIndex,
args.ShowHiddenFilesAndDirectories,
args.ShowSystemFilesAndDirectories
);
return(await dialogHost.ShowDialog(dialog, args.OpenedHandler, args.ClosingHandler) as OpenFileDialogResult);
}
/// <summary>
/// Shows a new <see cref="OpenFileDialog" />.
/// </summary>
/// <param name="dialogHostName">The name of the <see cref="DialogHost" /></param>
/// <param name="args">The arguments for the dialog initialization</param>
/// <returns></returns>
public static async Task <OpenFileDialogResult> ShowDialogAsync(string dialogHostName, OpenFileDialogArguments args)
{
OpenFileDialog dialog = InitDialog(
args.Width,
args.Height,
args.CurrentDirectory,
args.Filters,
args.FilterIndex,
args.ShowHiddenFilesAndDirectories,
args.ShowSystemFilesAndDirectories,
args.SwitchPathPartsAsButtonsEnabled,
args.PathPartsAsButtons
);
return(await DialogHost.Show(dialog, dialogHostName, args.OpenedHandler, args.ClosingHandler) as OpenFileDialogResult);
}
/// <summary>
/// Copy constructor
/// </summary>
/// <param name="args"></param>
public OpenFileDialogArguments(OpenFileDialogArguments args)
: base(args)
{
}