public TFormat GetData <TFormat>(ConnectedDragDropKey <TFormat> key)
{
Contract.Requires <ArgumentNullException>(key != null);
Contract.Requires <InvalidOperationException>(this.IsActive);
return(default(TFormat));
}
public void ThrowsExceptionWhenGettingDataForResolvedNotConnected()
{
var key = new ConnectedDragDropKey <Type>();
var data = typeof(ConnectedDragDropTests);
var dragDrop = new ConnectedDragDrop(this._uriDisconnectTable);
ExceptionAssert.Throws <InvalidOperationException>(() => dragDrop.GetData(key));
}
public void ThrowsExceptionWhenSettingDataWhileNotDragging()
{
var key = new ConnectedDragDropKey <Type>();
var data = typeof(ConnectedDragDropTests);
var dragDrop = new ConnectedDragDrop(this._uriDisconnectTable);
ExceptionAssert.Throws <InvalidOperationException>(() => dragDrop.SetData(key, data));
}
/// <summary>
/// Gets the data saved for dragging.
/// </summary>
/// <typeparam name="TFormat">The data type.</typeparam>
/// <param name="key">The key for data lookup.</param>
/// <returns>The requested data or default value of the <typeparamref name="TFormat"/> type,
/// if the data wasn't found.</returns>
public TFormat GetData <TFormat>(ConnectedDragDropKey <TFormat> key)
{
if (this._data.Contains(key))
{
return((TFormat)this._data[key]);
}
return(default(TFormat));
}
public void ReturnsDataNotPresentForDataHasNotBeenSet()
{
var connected = new object();
var key1 = new ConnectedDragDropKey <Type>();
var key2 = new ConnectedDragDropKey <Assembly>();
var dragDrop = new ConnectedDragDrop(this._uriDisconnectTable);
dragDrop.Drag(connected);
dragDrop.SetData(key1, typeof(ConnectedDragDropTests));
Assert.IsFalse(dragDrop.GetDataPresent(key2));
}
public void SetsMultipleFormatData()
{
var connected = new object();
var key1 = new ConnectedDragDropKey <Type>();
var key2 = new ConnectedDragDropKey <Assembly>();
var dragDrop = new ConnectedDragDrop(this._uriDisconnectTable);
dragDrop.Drag(connected);
dragDrop.SetData(key1, typeof(ConnectedDragDropTests));
dragDrop.SetData(key2, typeof(ConnectedDragDropTests).Assembly);
Assert.AreSame(typeof(ConnectedDragDropTests), dragDrop.GetData(key1));
Assert.AreSame(typeof(ConnectedDragDropTests).Assembly, dragDrop.GetData(key2));
}
public void DoNotDisposesDataOnDrop()
{
var connected = new object();
var dragDrop = new ConnectedDragDrop(this._uriDisconnectTable);
dragDrop.Drag(connected);
var key1 = new ConnectedDragDropKey <IDisposable>();
var key2 = new ConnectedDragDropKey <IContainer>();
var disposable1 = Substitute.For <IDisposable>();
var disposable2 = Substitute.For <IContainer>();
dragDrop.SetData(key1, disposable1);
dragDrop.SetData(key2, disposable2);
var targetConnector = Substitute.For <IUriPlacementConnector>();
dragDrop.Drop(targetConnector);
disposable1.DidNotReceive().Dispose();
disposable2.DidNotReceive().Dispose();
}
public void DisposesDataOnDisconnect()
{
var connected = new object();
var dragDrop = new ConnectedDragDrop(this._uriDisconnectTable);
dragDrop.Drag(connected);
var key1 = new ConnectedDragDropKey <IDisposable>();
var key2 = new ConnectedDragDropKey <IContainer>();
var disposable1 = Substitute.For <IDisposable>();
var disposable2 = Substitute.For <IContainer>();
dragDrop.SetData(key1, disposable1);
dragDrop.SetData(key2, disposable2);
IUriPlacementConnector dragDropConnector = dragDrop;
dragDropConnector.Disconnect(connected);
disposable1.Received(1).Dispose();
disposable2.Received(1).Dispose();
}
/// <summary>
/// Saves the given data for dragging.
/// </summary>
/// <typeparam name="TFormat">The data type.</typeparam>
/// <param name="key">The key for the data being saved.</param>
/// <param name="data">The data being saved for dragging.</param>
public void SetData <TFormat>(ConnectedDragDropKey <TFormat> key, TFormat data)
{
this._data[key] = data;
}
/// <summary>
/// Checks presence of the data saved for dragging.
/// </summary>
/// <typeparam name="TFormat">The data type.</typeparam>
/// <param name="key">The key for data lookup.</param>
/// <returns>true, if the data are present; otherwise false.</returns>
public bool GetDataPresent <TFormat>(ConnectedDragDropKey <TFormat> key)
{
return(this._data.Contains(key));
}
public bool GetDataPresent <TFormat>(ConnectedDragDropKey <TFormat> key)
{
Contract.Requires <ArgumentNullException>(key != null);
return(default(bool));
}
public void SetData <TFormat>(ConnectedDragDropKey <TFormat> key, TFormat data)
{
Contract.Requires <ArgumentNullException>(key != null);
Contract.Requires <InvalidOperationException>(this.IsActive);
}
