void OnItemSelected(object sender, CanvasItemEventArgs e)
{
if (e.CanvasItem is ClassCanvasItem)
{
classeditor.SetClass(((ClassCanvasItem)e.CanvasItem).RepresentedClassType);
}
else
{
classeditor.SetClass(null);
}
}
private void Canvas_ItemDoubleClick(object sender, CanvasItemEventArgs e)
{
if (e.CanvasItem.Item is StateItem)
{ //a state node is clicked
StateItem editedState = e.CanvasItem.Item as StateItem;
string sName = editedState.Name; //the name of the sensor clicked on the canvas
MessageBox.Show("The state clicked is " + sName, "State information",
MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
private void Canvas_CanvasItemSelected(object sender, CanvasItemEventArgs e)
{
if (this.Button_AddLink.Checked)
{
if (this.SelectedItems.Count > 0 && e.CanvasItem != null)
{
CanvasItemData SelectedItem = this.SelectedItems[0];
if (SelectedItem.Item is StateItem && e.CanvasItem.Item is StateItem
&& SelectedItem.Item.GetType() != e.CanvasItem.Item.GetType())
{
StateItem sourceState = SelectedItem.Item as StateItem;
StateItem targetState = e.CanvasItem.Item as StateItem;
PNArc r = new PNArc(SelectedItem.Item, targetState);
if (sourceState is PNTransition)
{
(sourceState as PNTransition).OutputPlaces.Add(targetState as PNPlace);
}
else
{
(targetState as PNTransition).InputPlaces.Add(sourceState as PNPlace);
}
this.AddLink(r);
SetDirty();
}
e.CanvasItem.Item.HandleMouseUp(new PointF());
Button_AddLink.Checked = false;
}
else if (this.SelectedItems.Count == 0 && e.CanvasItem != null)
{
//Select the starting state of route
this.SelectedItems.Clear();
this.SelectedItems.Add(e.CanvasItem);
Canvas.temporaryNails.Add((e.CanvasItem.Item as StateItem).Center());
}
else if (this.SelectedItems.Count > 0 && e.CanvasItem == null)
{
//Click on canvas to create a new nail
Canvas.temporaryNails.Add(this.Canvas.LastMouseClickPosition);
}
}
else
{
this.SelectedItems.Clear();
if (e.CanvasItem != null)
{
this.SelectedItems.Add(e.CanvasItem);
e.CanvasItem.Item.HandleSelected(this.Canvas);
}
CanvasItemData SelectedItem = e.CanvasItem;
if (SelectedItem == null)
{
//Button_AddToken.Enabled = false;
//Button_DeleteToken.Enabled = false;
if (Button_AddNewState.Checked)
{
Button_AddNewState_Click(sender, e);
Button_AddNewState.Checked = false;
}
if (Button_AddNewTransition.Checked)
{
Button_AddNewTransition_Click(sender, e);
Button_AddNewTransition.Checked = false;
}
}
else
{
//if (e.CanvasItem.Item is PNPlace && Button_AddToken.Checked)
//{
// PNPlace place = e.CanvasItem.Item as PNPlace;
// place.NumberOfTokens++;
// Button_AddToken.Checked = false;
// Canvas.Refresh();
// SetDirty();
//}
//if (e.CanvasItem.Item is PNPlace && Button_DeleteToken.Checked)
//{
// PNPlace place = e.CanvasItem.Item as PNPlace;
// place.NumberOfTokens--;
// Button_DeleteToken.Checked = false;
// Canvas.Refresh();
// SetDirty();
//}
//if (e.CanvasItem.Item is PNTransition)
//{
// Button_AddToken.Enabled = false;
// Button_DeleteToken.Enabled = false;
//}
}
}
SelectedRoute = null;
this.Button_Delete.Enabled = (this.SelectedItems.Count > 0);
if (SelectedItems.Count == 1 && SelectedItems[0].Item is PNPlace)
{
//Button_AddToken.Enabled = true;
//PNPlace place = SelectedItems[0].Item as PNPlace;
//Button_DeleteToken.Enabled = (place.NumberOfTokens > 0);
}
}
private void Canvas_ItemDoubleClick(object sender, CanvasItemEventArgs e)
{
if (e.CanvasItem.Item is PNPlace)
{
PNPlace editedState = e.CanvasItem.Item as PNPlace;
PlaceEditingForm form = new PlaceEditingForm(editedState);
string lastName = editedState.Name;
if (form.ShowDialog() == DialogResult.OK)
{
this.StoreCurrentCanvas();
SetDirty();
if (!this.Canvas.CheckStateNameDuplicate())
{
editedState.Name = lastName;
}
}
Canvas.Refresh();
}
if (e.CanvasItem.Item is PNTransition)
{
PNTransition editedState = e.CanvasItem.Item as PNTransition;
TransitionEditingForm form = new TransitionEditingForm(editedState);
string lastName = editedState.Name;
if (form.ShowDialog() == DialogResult.OK)
{
this.StoreCurrentCanvas();
SetDirty();
if (!this.Canvas.CheckStateNameDuplicate())
{
editedState.Name = lastName;
}
}
Canvas.Refresh();
}
}
private void Canvas_ItemDoubleClick(object sender, CanvasItemEventArgs e)
{
if (e.CanvasItem.Item is StateItem)
{
StateItem editedState = e.CanvasItem.Item as StateItem;
string lastName = editedState.Name;
Form form = CreateItemEditForm(editedState);
if (form.ShowDialog() == DialogResult.OK)
{
this.StoreCurrentCanvas();
SetDirty();
if (!this.Canvas.CheckStateNameDuplicate())
editedState.Name = lastName;
}
Canvas.Refresh();
}
}
private void Canvas_CanvasItemSelected(object sender, CanvasItemEventArgs e)
{
SelectedRoute = null;
if (this.Button_AddLink.Checked)
{
if (this.SelectedItems.Count > 0 && e.CanvasItem != null)
{
CanvasItemData SelectedItem = this.SelectedItems[0];
if (SelectedItem.Item is StateItem && e.CanvasItem.Item is StateItem)
{
StateItem sourceState = SelectedItem.Item as StateItem;
StateItem targetState = e.CanvasItem.Item as StateItem;
Route r = CreateRoute(sourceState, targetState);
this.AddLink(r);
SetDirty();
// update config
UpdateConfig();
}
e.CanvasItem.Item.HandleMouseUp(new PointF());
Button_AddLink.Checked = false;
}
else if (this.SelectedItems.Count == 0 && e.CanvasItem != null && e.CanvasItem.Item is StateItem)
{
//Select the starting state of route
this.SelectedItems.Clear();
this.SelectedItems.Add(e.CanvasItem);
Canvas.temporaryNails.Add((e.CanvasItem.Item as StateItem).Center());
}
else if (this.SelectedItems.Count > 0 && e.CanvasItem == null)
{
//Click on canvas to create a new nail
Canvas.temporaryNails.Add(this.Canvas.LastMouseClickPosition);
}
}
else
{
this.SelectedItems.Clear();
if (e.CanvasItem != null)
{
this.SelectedItems.Add(e.CanvasItem);
e.CanvasItem.Item.HandleSelected(this.Canvas);
if (e.CanvasItem.Item is Transition)
{
Route route = (e.CanvasItem.Item as Transition).FindSelectedRouteBasedOnTransition(this.Canvas);
this.SelectedRoute = route;
}
}
CanvasItemData SelectedItem = e.CanvasItem;
if (SelectedItem == null && this.Button_AddNewState.Checked)
{
Button_AddNewState_Click(sender, e);
Button_AddNewState.Checked = false;
}
}
this.Button_Delete.Enabled = (this.SelectedItems.Count > 0);
}