/// <summary>
/// On Key down, one of two things will happen:
/// 1) This is the first key being held down and we store it
/// 2) This is the second key being pressed, and we initiate
/// adding a node to the graph
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public void View_KeyDown(object sender, KeyEventArgs e)
{
if (lastChar == null)
{
char[] chars = e.Key.ToString().ToCharArray();
if (chars.Length == 1)
{
lastChar = chars[0];
}
}
else
{
WorkspaceView wsV = View.ChildOfType <WorkspaceView>();
WorkspaceViewModel wsVM = wsV.ViewModel as WorkspaceViewModel;
var sel = wsVM.Model.CurrentSelection;
var childrenNodeViews = View.ChildrenOfType <NodeView>();
char[] chars = e.Key.ToString().ToCharArray();
if (chars.Length == 1)
{
string key = lastChar.ToString() + chars[0].ToString();
TryAndPlaceNode(key);
lastChar = null;
}
}
}
private void TryAndPlaceNode(string key)
{
string nodeName = GetNodeNameFromKeysEntered(NodeShortcuts, key);
if (nodeName != null)
{
DynamoViewModel vm = view.DataContext as DynamoViewModel;
System.Windows.Point pnt;
System.Windows.Point adjusted = new System.Windows.Point(0, 0);
try
{
//todo playl with how to apply the scale and x/y values. x/y kind works
WorkspaceView wsV = view.ChildOfType <WorkspaceView>();
pnt = Mouse.GetPosition(wsV);
double scale = wsV.ViewModel.Zoom;
double X = wsV.ViewModel.Model.X;
double Y = wsV.ViewModel.Model.Y;
adjusted = new System.Windows.Point(pnt.X / scale - X / scale, pnt.Y / scale - Y / scale);
}
catch (Exception)
{
pnt = new System.Windows.Point(0, 0);
}
try
{
vm.Model.ExecuteCommand(new CreateNodeCommand(Guid.NewGuid().ToString(), nodeName, adjusted.X, adjusted.Y, false, false));
}
catch
{
}
}
}
