// The Nova Project by Ken Beckett.
// Copyright (C) 2007-2012 Inevitable Software, all rights reserved.
// Released under the Common Development and Distribution License, CDDL-1.0: http://opensource.org/licenses/cddl1.php
using System.Collections.Generic;
using System.Windows.Media;
using Nova.CodeDOM;
using Nova.Resolving;
namespace Nova.UI
{
/// <summary>
/// The view model for a <see cref="CodeDOM.UnresolvedRef"/>.
/// </summary>
public class UnresolvedRefVM : TypeRefBaseVM
{
#region /* STATICS */
internal static void AddViewModelMapping()
{
CreateViewModel.Add(typeof(UnresolvedRef),
delegate(CodeObject codeObject, bool isDescription, Dictionary<CodeObject, CodeObjectVM> dictionary) { return new UnresolvedRefVM((UnresolvedRef)codeObject, dictionary); });
}
#endregion
#region /* CONSTRUCTORS */
/// <summary>
/// Create a view model instance for the specified <see cref="CodeDOM.UnresolvedRef"/>.
/// </summary>
public UnresolvedRefVM(UnresolvedRef unresolvedRef, Dictionary<CodeObject, CodeObjectVM> dictionary)
: base(unresolvedRef, true, dictionary)
{ }
#endregion
#region /* PROPERTIES */
/// <summary>
/// The underlying <see cref="CodeDOM.UnresolvedRef"/> model.
/// </summary>
public UnresolvedRef UnresolvedRef
{
get { return (UnresolvedRef)CodeObject; }
}
#endregion
#region /* METHODS */
#endregion
#region /* RENDERING */
/// <summary>
/// Get the brush used to render the UnresolvedRef.
/// </summary>
protected override Brush RenderBrush(RenderFlags flags)
{
// This can be overloaded with NORMAL_BRUSH for DynamicExpressionRefs.
return (flags.HasFlag(RenderFlags.InDocComment) ? WARNING_BRUSH : ERROR_BRUSH);
}
public override void RenderExpression(CodeRenderer renderer, RenderFlags flags)
{
renderer.RenderText((string)UnresolvedRef.Reference, GetMessageBrush(RenderBrush(flags), flags), this);
RenderTypeArguments(renderer, _typeArgumentVMs, flags, this);
RenderArrayRanks(renderer, flags);
}
public override void RenderToolTip(CodeRenderer renderer, RenderFlags flags)
{
RenderType(renderer, CodeObject.GetType(), flags, this);
TypeRefBase typeRef = UnresolvedRef.EvaluateType();
if (typeRef != null && typeRef != UnresolvedRef)
{
// If an unambiguous common type could be inferred from all of the possible matches, display it
RenderEvaluatedType(renderer, typeRef, flags | RenderFlags.Description);
}
else
{
typeRef = UnresolvedRef.EvaluateToMinimumType();
if (typeRef != UnresolvedRef)
{
// If a minimum common type could be inferred, display it
renderer.RenderText(" { minimum type: ", NORMAL_BRUSH, TextStyle.Proportional);
CreateVM(typeRef).Render(renderer, flags);
renderer.RenderText(" }", NORMAL_BRUSH, TextStyle.Proportional);
}
}
renderer.NewLine();
renderer.RenderText("Category: ", NORMAL_BRUSH, TextStyle.Proportional | TextStyle.Bold);
renderer.RenderText(UnresolvedRef.ResolveCategory.ToString(), NORMAL_BRUSH, TextStyle.Proportional);
RenderMessagesInToolTip(renderer, flags);
if (UnresolvedRef.Matches != null && UnresolvedRef.Matches.Count > 0)
{
renderer.NewLine();
renderer.RenderText("Match Candidates:", NORMAL_BRUSH, TextStyle.Proportional | TextStyle.Bold);
renderer.CreateBlock(3);
foreach (MatchCandidate matchCandidate in UnresolvedRef.Matches)
{
MatchCandidateVM matchCandidateVM = new MatchCandidateVM(matchCandidate, this);
matchCandidateVM.Render(renderer, flags);
}
}
}
#endregion
}
}