/// <summary>
/// Вызывается, когда было выделено какое-либо ребро.
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
private void graphArea_EdgeSelected(object sender, EdgeSelectedEventArgs args)
{
if (args.MouseArgs.LeftButton == MouseButtonState.Pressed && operationMode == EditorOperationMode.Delete)
{
graphArea.RemoveEdge(args.EdgeControl.Edge as DataEdge, true);
}
}
private void MyArea_EdgeSelected(object sender, EdgeSelectedEventArgs args)
{
if (args.MouseArgs.RightButton == MouseButtonState.Pressed)
{
var edge = args.EdgeControl.Edge as MyEdge;
myArea.LogicCore.Graph.RemoveEdge(edge);
myArea.RemoveEdge(edge);
}
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
protected void OnEdgeSelected(object sender, EdgeSelectedEventArgs args)
{
// Toggle and append selection occurs in area selection only. No need to worry about it here
var control = args.EdgeControl;
var edge = args.EdgeControl.Edge;
// Is this a new selection and/or a toggle selection?
if (!selected_edges_.Contains(edge))
{
ClearSelection();
// User is only selecting one vertex
SelectEdge(control, false);
}
}
private void EdgeSelectedAction(object sender, EdgeSelectedEventArgs args)
{
this.ctrlEdg = args.EdgeControl;
this.g_zoomctrl.MouseMove += this.OnEdgeMouseMove;
// Those crazy russians intercept MouseUp event, so we are forced to use PreviewMouseUp here.
this.ctrlEdg.PreviewMouseUp += this.OnEdgeMouseUp;
if (args.MouseArgs.RightButton == MouseButtonState.Pressed)
{
args.EdgeControl.ContextMenu = new ContextMenu();
var mi = new MenuItem {
Header = "Delete item", Tag = args.EdgeControl
};
mi.Click += this.MenuItemClickEdge;
args.EdgeControl.ContextMenu.Items.Add(mi);
args.EdgeControl.ContextMenu.IsOpen = true;
}
}
