private void deleteStep(ItemStep ist)
{
int iStep = Steps.FindIndex(obj => { return(obj == ist); });
int iFrom = (ist.Step.ProgressFrom > iStep)
? ist.Step.ProgressFrom - 1 : ist.Step.ProgressFrom;
int iTo = (ist.Step.ProgressTo > iStep)
? ist.Step.ProgressTo - 1 : ist.Step.ProgressTo;
// Remove the selected Step from the stack and visual
Steps.RemoveAt(iStep);
canvasDesigner.Children.Remove(ist);
foreach (ItemStep.UIEProgression uiep in ist.IProgressions)
{
canvasDesigner.Children.Remove(uiep);
}
foreach (ItemStep s in Steps)
{
// Adjust all references past the index -= 1
if (s.Step.ProgressTo > iStep)
{
s.Step.ProgressTo -= 1;
}
if (s.Step.ProgressFrom > iStep)
{
s.Step.ProgressFrom -= 1;
}
// Tie any references to the removed Step to its references Steps
if (s.Step.ProgressTo == iStep)
{
s.Step.ProgressTo = iTo;
}
if (s.Step.ProgressFrom == iStep)
{
s.Step.ProgressFrom = iFrom;
}
// Remove any optional Progressions that target the deleted Step
for (int i = 0; i < s.Step.Progressions.Count; i++)
{
Scenario.Step.Progression p = s.Step.Progressions [i];
if (p.DestinationIndex == iStep)
{
s.Step.Progressions.RemoveAt(i);
}
}
}
// Set all Steps' indices for their Labels
for (int i = 0; i < Steps.Count; i++)
{
Steps [i].SetNumber(i);
}
// Refresh all IProgressions (visual lines)
drawIProgressions();
}
private void updateOptionalProgressionView()
{
stackOptionalProgressions.Children.Clear();
for (int i = 0; i < selStep.Step.Progressions.Count; i++)
{
Scenario.Step.Progression p = selStep.Step.Progressions [i];
PropertyOptProgression pp = new PropertyOptProgression();
pp.Init(i, p.DestinationIndex, p.Description);
pp.PropertyChanged += updateProperty;
stackOptionalProgressions.Children.Add(pp);
}
}
private void updateProperty(object sender, PropertyOptProgression.PropertyOptProgressionEventArgs e)
{
if (e.Index >= selStep.Step.Progressions.Count)
{
return;
}
Scenario.Step.Progression p = selStep.Step.Progressions [e.Index];
p.DestinationIndex = e.IndexStepTo;
p.Description = e.Description;
// Deletes an optional progression via this route
if (e.ToDelete)
{
selStep.Step.Progressions.RemoveAt(e.Index);
updateOptionalProgressionView();
drawIProgressions();
}
}
