private void OpenFiles( OpenFileInteraction interaction )
{
Contract.Requires( interaction != null );
var saveButton = interaction.DefaultCommand;
var dialog = new FileOpenPicker();
dialog.ContinuationData.AddRange( interaction.ContinuationData );
dialog.FileTypeFilter.AddRange( interaction.FileTypeFilter.FixUpExtensions() );
dialog.SuggestedStartLocation = SuggestedStartLocation;
dialog.ViewMode = ViewMode;
if ( !string.IsNullOrEmpty( SettingsIdentifier ) )
dialog.SettingsIdentifier = SettingsIdentifier;
if ( saveButton != null )
dialog.CommitButtonText = saveButton.Name;
if ( interaction.Multiselect )
dialog.PickMultipleFilesAndContinue();
else
dialog.PickSingleFileAndContinue();
}
public void ConstructorShouldSetMultiselectOption()
{
// arrange
var expected = true;
// act
var interaction = new OpenFileInteraction( "", expected );
var actual = interaction.Multiselect;
// assert
Assert.Equal( expected, actual );
}
public static Task<IList<IFile>> RequestAsync(
this InteractionRequest<OpenFileInteraction> interactionRequest,
string title,
string acceptButtonText,
string cancelButtonText,
IEnumerable<FileType> fileTypeFilter,
bool multiselect )
{
Arg.NotNull( interactionRequest, nameof( interactionRequest ) );
Arg.NotNull( fileTypeFilter, nameof( fileTypeFilter ) );
if ( string.IsNullOrEmpty( title ) )
title = SR.OpenFileTitle;
if ( string.IsNullOrEmpty( acceptButtonText ) )
acceptButtonText = SR.Open;
if ( string.IsNullOrEmpty( cancelButtonText ) )
cancelButtonText = SR.Cancel;
var source = new TaskCompletionSource<IList<IFile>>();
OpenFileInteraction interaction = null;
interaction = new OpenFileInteraction()
{
Title = title,
Multiselect = multiselect,
DefaultCommandIndex = 0,
CancelCommandIndex = 1,
Commands =
{
new NamedCommand<object>( "Open", acceptButtonText, p => source.TrySetResult( interaction.Files ) ),
new NamedCommand<object>( "Cancel", cancelButtonText, p => source.TrySetResult( NoFiles ) )
}
};
interaction.FileTypeFilter.AddRange( fileTypeFilter );
interactionRequest.Request( interaction );
return source.Task;
}
public void MultiselectShouldWriteExpectedValue()
{
// arrange
var expected = true;
var interaction = new OpenFileInteraction();
// act
Assert.PropertyChanged( interaction, "Multiselect", () => interaction.Multiselect = expected );
var actual = interaction.Multiselect;
// assert
Assert.Equal( expected, actual );
}
