/// <summary>
/// Delegate called when the mouse isup on the working canvas.
/// </summary>
/// <param name="pSender">The event sender.</param>
/// <param name="pEventArgs">The event arguments.</param>
private void OnWorkingCanvasMouseUp(object pSender, MouseButtonEventArgs pEventArgs)
{
// Release the mouse capture.
this.WorkingCanvas.ReleaseMouseCapture();
this.WorkingCanvas.MouseMove -= this.OnWorkingCanvasMouseMove;
this.WorkingCanvas.MouseUp -= this.OnWorkingCanvasMouseUp;
this.WorkingCanvas.Visibility = Visibility.Collapsed;
this.ConnectingLine.Visibility = Visibility.Collapsed;
// Trying to create the final connection.
if (this.mSourceConnector != null && this.mTargetConnector != null)
{
// Both defined means the connection can be created. Test have been made in the mouse move event handler.
AGraphViewModel lGraphViewModel = this.ParentView.DataContext as AGraphViewModel;
if (lGraphViewModel == null)
{
return;
}
PortViewModel lSourceViewModel = this.mSourceConnector.ParentPort.Content as PortViewModel;
PortViewModel lTargetViewModel = this.mTargetConnector.ParentPort.Content as PortViewModel;
// Requesting connection creation.
lGraphViewModel.RequestConnectionCreation(lSourceViewModel, lTargetViewModel);
}
// Forget the reference on connectors.
this.mSourceConnector = null;
this.mTargetConnector = null;
}
/// <summary>
/// Delegate called when the is active button is clicked.
/// </summary>
/// <param name="pSender">The button sender.</param>
/// <param name="pEventArgs">The event arguments.</param>
private void OnIsActiveButtonClicked(object pSender, RoutedEventArgs pEventArgs)
{
AGraphViewModel lRootViewModel = this.GraphView.DataContext as AGraphViewModel;
NodeViewModel lSelectedItem = this.GraphView.SelectedViewModels.OfType <NodeViewModel>().FirstOrDefault();
if (lSelectedItem != null)
{
lSelectedItem.IsActive = !lSelectedItem.IsActive;
}
}
/// <summary>
/// Delegate called when the warning button is clicked.
/// </summary>
/// <param name="pSender">The button sender.</param>
/// <param name="pEventArgs">The event arguments.</param>
private void OnWarningsButtonClicked(object pSender, RoutedEventArgs pEventArgs)
{
AGraphViewModel lRootViewModel = this.GraphView.DataContext as AGraphViewModel;
NodeViewModel lSelectedItem = this.GraphView.SelectedViewModels.OfType <NodeViewModel>().FirstOrDefault();
if (lSelectedItem != null)
{
if (lSelectedItem.Warnings == null)
{
string[] lWarnings = new string[] { "My first little warning.", "My second really really really really long warning." };
lSelectedItem.Warnings = lWarnings;
}
else
{
lSelectedItem.Warnings = null;
}
}
}
/// <summary>
/// Delegate called when the warning button is clicked.
/// </summary>
/// <param name="pSender">The button sender.</param>
/// <param name="pEventArgs">The event arguments.</param>
private void OnConnectionBrushButtonClicked(object pSender, RoutedEventArgs pEventArgs)
{
AGraphViewModel lRootViewModel = this.GraphView.DataContext as AGraphViewModel;
ConnectionViewModel lSelectedItem = this.GraphView.SelectedViewModels.OfType <ConnectionViewModel>().FirstOrDefault();
if (lSelectedItem != null)
{
SolidColorBrush lDefaultBrush = new SolidColorBrush(Color.FromRgb(157, 157, 157));
SolidColorBrush lSelectedItemBrush = lSelectedItem.Brush as SolidColorBrush;
if (lSelectedItemBrush == null || lSelectedItemBrush.Color == lDefaultBrush.Color)
{
lSelectedItem.Brush = new SolidColorBrush(Colors.Red);
}
else
{
lSelectedItem.Brush = lDefaultBrush;
}
}
}
