public static void SetByDeclaration(this DeclarationUI ui, Declaration declaration)
{
ui.Name = declaration.Name;
ui.FSelection.SelectedItem = declaration;
ui.ClearBody();
foreach (var l in declaration.Lines)
{
if ((l as Comment) != null)
{
ui.CurrentColor = Color.DimGray;
}
else if ((l as Field).ContainerType == "Null")
{
ui.CurrentColor = Color.Red;
}
else
{
ui.CurrentColor = Color.Black;
}
ui.AppendLine(l.ToString());
}
ui.CurrentColor = Color.Black;
ui.KeyIsDirty = false;
ui.BodyIsDirty = false;
}
void EditorUpdateDeclaration(DeclarationUI ui, IStructDeclarer declarer, string newName, string newFields)
{
var oldDecl = declarer.Declaration;
if (oldDecl.Name != newName && FDeclarationFactory.Get(newName) != null)
{
ui.AppendError($"Declaration named '{newName}' already exists");
return;
}
else if (!FDeclarationFactory.WellformedDeclarationName(newName))
{
ui.AppendError($"Declaration name malformed");
return;
}
var d = FDeclarationFactory.Create(newName, newFields);
if (!d.Equals(oldDecl))
{
FDeclarationFactory.Update(oldDecl.Name, d);
SetDescriptiveName(declarer, d.Name);
}
}
void EditorCreateDeclaration(DeclarationUI ui, IStructDeclarer declarer, string newName, string newFields)
{
if (!FDeclarationFactory.WellformedDeclarationName(newName))
{
ui.AppendError($"Declaration name malformed");
return;
}
Declaration d = FDeclarationFactory.Get(newName);
if (d == null)
{
d = FDeclarationFactory.Create(newName, newFields);
FDeclarationFactory.Add(d);
declarer.Declaration = d;
(declarer.IOManager as IOManager).UpdateFromDeclaration(d);
SetDescriptiveName(declarer, d.Name);
}
else
{
ui.AppendError($"Declaration named '{newName}' already exists");
}
}
void InitializeDeclarer(IInternalPluginHost nodeHost, IStructDeclareEmit declareEmit)
{
var declarer = declareEmit as IStructDeclarer;
var editor = new DeclarationUI(nodeHost, FHDEHost, FDeclarationFactory.FBindingList);
editor.SelectionChanged += (o, e) => EditorDeclarationSelectionChanged(declarer, e);
editor.CreateDeclaration += (o, e) => EditorCreateDeclaration(o as DeclarationUI, declarer, e.Name, e.Fields);
editor.UpdateDeclaration += (o, e) => EditorUpdateDeclaration(o as DeclarationUI, declarer, e.Name, e.Fields);
nodeHost.Win32Window = editor;
declareEmit.InputWindowHandle = editor.Handle;
declarer.IOManager.IOsChanged += (o, e) =>
{
var d = declarer.Declaration;
editor.SetByDeclaration(d);
if ((o as Declaration) != null)
{
var text = d.ToString();
if (text != declareEmit.Cache[0])
{
declareEmit.Cache[0] = text;
}
}
};
declareEmit.Cache.Changed += (s) => LoadDeclaration(nodeHost, declarer, s[0]); //only for startup
if (string.IsNullOrWhiteSpace(declareEmit.Cache[0]))
{
declareEmit.Cache[0] = FDeclarationFactory.Get("Template").ToString();
LoadDeclaration(nodeHost, declarer, declareEmit.Cache[0]);
}
//else
// declareEmit.Cache[0] = declareEmit.Cache[0]; //HACK! making sure to get a callback once vvvv is configuring for the first time
}