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//
// DataProvider.cs
//
// Authors:
// Marcos David Marin Amador <MarcosMarin@gmail.com>
//
// Copyright (C) 2007 Marcos David Marin Amador
//
//
// This source code is licenced under The MIT License:
//
// 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;
using System.Collections.Generic;
using MonoDevelop.Ide.Gui;
using MonoDevelop.Ide.CodeCompletion;
using CBinding.Parser;
using MonoDevelop.Core;
using MonoDevelop.Ide.Editor;
namespace CBinding
{
public class ParameterDataProvider : MonoDevelop.Ide.CodeCompletion.ParameterHintingResult
{
private TextEditor editor;
private List<Function> functions = new List<Function> ();
public ParameterDataProvider (int startOffset, TextEditor editor, ProjectInformation info, string functionName) :base (startOffset)
{
this.editor = editor;
foreach (Function f in info.Functions) {
if (f.Name == functionName) {
data.Add (new DataWrapper (f));
}
}
string currentFile = editor.FileName;
if (info.IncludedFiles.ContainsKey (currentFile)) {
foreach (CBinding.Parser.FileInformation fi in info.IncludedFiles[currentFile]) {
foreach (Function f in fi.Functions) {
if (f.Name == functionName) {
data.Add (new DataWrapper (f));
}
}
}
}
}
// Returns the index of the parameter where the cursor is currently positioned.
// -1 means the cursor is outside the method parameter list
// 0 means no parameter entered
// > 0 is the index of the parameter (1-based)
internal int GetCurrentParameterIndex (ICompletionWidget widget, CodeCompletionContext ctx)
{
int cursor = widget.CurrentCodeCompletionContext.TriggerOffset;
int i = ctx.TriggerOffset;
if (i < 0 || i >= editor.Length || editor.GetCharAt (i) == ')')
return -1;
if (i > cursor)
return -1;
else if (i == cursor)
return 0;
int parameterIndex = 1;
while (i++ < cursor) {
if (i >= widget.TextLength)
break;
char ch = widget.GetChar (i);
if (ch == ',')
parameterIndex++;
else if (ch == ')')
return -1;
}
return parameterIndex;
}
// Returns the markup to use to represent the specified method overload
// in the parameter information window.
public string GetHeading (int overload, string[] parameterMarkup, int currentParameter)
{
Function function = ((DataWrapper)this[overload]).Function;
string paramTxt = string.Join (", ", parameterMarkup);
int len = function.FullName.LastIndexOf ("::");
string prename = null;
if (len > 0)
prename = GLib.Markup.EscapeText (function.FullName.Substring (0, len + 2));
string cons = string.Empty;
if (function.IsConst)
cons = " const";
return prename + "<b>" + function.Name + "</b>" + " (" + paramTxt + ")" + cons;
}
public string GetDescription (int overload, int currentParameter)
{
return "";
}
// Returns the text to use to represent the specified parameter
public string GetParameterDescription (int overload, int paramIndex)
{
Function function = ((DataWrapper)this[overload]).Function;
return GLib.Markup.EscapeText (function.Parameters[paramIndex]);
}
}
public class CompletionData : MonoDevelop.Ide.CodeCompletion.CompletionData
{
private IconId image;
private string text;
private string description;
private string completion_string;
public CompletionData (LanguageItem item)
{
if (item is Class)
image = Stock.Class;
else if (item is Structure)
image = Stock.Struct;
else if (item is Union)
image = "md-union";
else if (item is Enumeration)
image = Stock.Enum;
else if (item is Enumerator)
image = Stock.Literal;
else if (item is Function)
image = Stock.Method;
else if (item is Namespace)
image = Stock.NameSpace;
else if (item is Typedef)
image = Stock.Interface;
else if (item is Member)
image = Stock.Field;
else if (item is Variable)
image = Stock.Field;
else if (item is Macro)
image = Stock.Literal;
else
image = Stock.Literal;
this.text = item.Name;
this.completion_string = item.Name;
this.description = string.Empty;
}
public override IconId Icon {
get { return image; }
}
public override string DisplayText {
get { return text; }
}
public override string Description {
get { return description; }
}
public override string CompletionText {
get { return completion_string; }
}
}
}
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