Mike Krüger
14 years ago
3 changed files with 86 additions and 47 deletions
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//
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// CompletionExtensionMethods.cs
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//
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// Author:
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// Mike Krüger <mkrueger@xamarin.com>
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//
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// Copyright (c) 2012 Xamarin Inc. (http://xamarin.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using System; |
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using ICSharpCode.NRefactory.TypeSystem; |
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using System.Linq; |
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namespace ICSharpCode.NRefactory.Completion |
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{ |
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public static class CompletionExtensionMethods |
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{ |
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/// <summary>
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/// Gets the EditorBrowsableState of an entity.
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/// </summary>
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/// <returns>
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/// The editor browsable state.
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/// </returns>
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/// <param name='entity'>
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/// Entity.
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/// </param>
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public static System.ComponentModel.EditorBrowsableState GetEditorBrowsableState(this IEntity entity) |
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{ |
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if (entity == null) |
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throw new ArgumentNullException ("entity"); |
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var browsable = entity.Attributes.FirstOrDefault(attr => attr.AttributeType.Name == "BrowsableAttribute" && attr.AttributeType.Namespace == "System.ComponentModel"); |
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if (browsable != null && browsable.PositionalArguments.Count == 1 && browsable.PositionalArguments [0].ConstantValue is bool) { |
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if (!((bool)browsable.PositionalArguments [0].ConstantValue)) |
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return System.ComponentModel.EditorBrowsableState.Never; |
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} |
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var browsableState = entity.Attributes.FirstOrDefault(attr => attr.AttributeType.Name == "EditorBrowsableAttribute" && attr.AttributeType.Namespace == "System.ComponentModel"); |
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if (browsableState != null && browsableState.PositionalArguments.Count == 1) { |
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try { |
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return (System.ComponentModel.EditorBrowsableState)browsableState.PositionalArguments [0].ConstantValue; |
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} catch (Exception) {} |
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} |
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return System.ComponentModel.EditorBrowsableState.Always; |
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} |
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/// <summary>
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/// Determines if an entity should be shown in the code completion window. This is the same as:
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/// <c>GetEditorBrowsableState (entity) != System.ComponentModel.EditorBrowsableState.Never</c>
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/// </summary>
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/// <returns>
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/// <c>true</c> if the entity should be shown; otherwise, <c>false</c>.
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/// </returns>
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/// <param name='entity'>
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/// The entity.
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/// </param>
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public static bool IsBrowsable(this IEntity entity) |
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{ |
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return GetEditorBrowsableState (entity) != System.ComponentModel.EditorBrowsableState.Never; |
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} |
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} |
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} |
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