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//
// FilteredMembersSource.cs
//
// Authors: Lluis Sanchez Gual <lluis@novell.com>
// Jeffrey Stedfast <jeff@xamarin.com>
//
// Copyright (c) 2009 Novell, Inc (http://www.novell.com)
// Copyright (c) 2012 Xamarin Inc. (http://www.xamarin.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Reflection;
using Mono.Debugging.Client;
using Mono.Debugging.Backend;
using System.Diagnostics;
namespace Mono.Debugging.Evaluation
{
public class FilteredMembersSource: RemoteFrameObject, IObjectValueSource
{
object obj;
object type;
EvaluationContext ctx;
BindingFlags bindingFlags;
IObjectSource objectSource;
public FilteredMembersSource (EvaluationContext ctx, IObjectSource objectSource, object type, object obj, BindingFlags bindingFlags)
{
this.ctx = ctx;
this.obj = obj;
this.type = type;
this.bindingFlags = bindingFlags;
this.objectSource = objectSource;
}
public static ObjectValue CreateNonPublicsNode (EvaluationContext ctx, IObjectSource objectSource, object type, object obj, BindingFlags bindingFlags)
{
return CreateNode (ctx, objectSource, type, obj, bindingFlags, "Non-public members");
}
public static ObjectValue CreateStaticsNode (EvaluationContext ctx, IObjectSource objectSource, object type, object obj, BindingFlags bindingFlags)
{
return CreateNode (ctx, objectSource, type, obj, bindingFlags, "Static members");
}
static ObjectValue CreateNode (EvaluationContext ctx, IObjectSource objectSource, object type, object obj, BindingFlags bindingFlags, string label)
{
FilteredMembersSource src = new FilteredMembersSource (ctx, objectSource, type, obj, bindingFlags);
src.Connect ();
ObjectValue val = ObjectValue.CreateObject (src, new ObjectPath (label), "", "", ObjectValueFlags.Group|ObjectValueFlags.ReadOnly|ObjectValueFlags.NoRefresh, null);
val.ChildSelector = "";
return val;
}
public bool HasChildren (ObjectPath path, EvaluationOptions options)
{
EvaluationContext cctx = ctx.WithOptions (options);
TypeDisplayData tdata = null;
object tdataType = null;
foreach (ValueReference val in cctx.Adapter.GetMembersSorted (cctx, objectSource, type, obj, bindingFlags)) {
object decType = val.DeclaringType;
if (decType != null && decType != tdataType) {
tdataType = decType;
tdata = cctx.Adapter.GetTypeDisplayData (cctx, decType);
}
DebuggerBrowsableState state = tdata.GetMemberBrowsableState (val.Name);
if (state == DebuggerBrowsableState.Never)
continue;
return true;
}
if ((bindingFlags & BindingFlags.NonPublic) == 0)
return true;
return false;
}
public ObjectValue[] GetChildren (ObjectPath path, int index, int count, EvaluationOptions options)
{
EvaluationContext cctx = ctx.WithOptions (options);
var names = new ObjectValueNameTracker (cctx);
object tdataType = null;
TypeDisplayData tdata = null;
List<ObjectValue> list = new List<ObjectValue> ();
foreach (ValueReference val in cctx.Adapter.GetMembersSorted (cctx, objectSource, type, obj, bindingFlags)) {
object decType = val.DeclaringType;
if (decType != null && decType != tdataType) {
tdataType = decType;
tdata = cctx.Adapter.GetTypeDisplayData (cctx, decType);
}
DebuggerBrowsableState state = tdata.GetMemberBrowsableState (val.Name);
if (state == DebuggerBrowsableState.Never)
continue;
ObjectValue oval = val.CreateObjectValue (options);
names.Disambiguate (val, oval);
list.Add (oval);
}
if ((bindingFlags & BindingFlags.NonPublic) == 0) {
BindingFlags newFlags = bindingFlags | BindingFlags.NonPublic;
newFlags &= ~BindingFlags.Public;
list.Add (CreateNonPublicsNode (cctx, objectSource, type, obj, newFlags));
}
return list.ToArray ();
}
public ObjectValue GetValue (ObjectPath path, EvaluationOptions options)
{
throw new NotSupportedException ();
}
public EvaluationResult SetValue (ObjectPath path, string value, EvaluationOptions options)
{
throw new NotSupportedException ();
}
public object GetRawValue (ObjectPath path, EvaluationOptions options)
{
throw new System.NotImplementedException ();
}
public void SetRawValue (ObjectPath path, object value, EvaluationOptions options)
{
throw new System.NotImplementedException ();
}
}
}
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