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//
// FileSearchCategory.cs
//
// Author:
// Mike Krüger <mkrueger@xamarin.com>
//
// Copyright (c) 2012 mkrueger
//
// 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.Threading;
using System.Threading.Tasks;
using MonoDevelop.Core;
using System.Collections.Generic;
using MonoDevelop.Core.Instrumentation;
using MonoDevelop.Projects;
using MonoDevelop.Ide.Gui;
using MonoDevelop.Ide;
using ICSharpCode.NRefactory.TypeSystem;
using MonoDevelop.Ide.TypeSystem;
using MonoDevelop.Core.Text;
using Gtk;
using System.Linq;
namespace MonoDevelop.Components.MainToolbar
{
class FileSearchCategory : SearchCategory
{
Widget widget;
public FileSearchCategory (Widget widget) : base (GettextCatalog.GetString("Files"))
{
this.widget = widget;
this.lastResult = new WorkerResult (widget);
}
IEnumerable<ProjectFile> files {
get {
foreach (Document doc in IdeApp.Workbench.Documents) {
// We only want to check it here if it's not part
// of the open combine. Otherwise, it will get
// checked down below.
if (doc.Project == null && doc.IsFile)
yield return new ProjectFile (doc.Name);
}
var projects = IdeApp.Workspace.GetAllProjects ();
foreach (Project p in projects) {
foreach (ProjectFile file in p.Files) {
if (file.Subtype != Subtype.Directory && (file.Flags & ProjectItemFlags.Hidden) != ProjectItemFlags.Hidden)
yield return file;
}
}
}
}
WorkerResult lastResult;
string[] validTags = new [] { "file"};
public override bool IsValidTag (string tag)
{
return validTags.Any (t => t == tag);
}
public override Task<ISearchDataSource> GetResults (SearchPopupSearchPattern searchPattern, int resultsCount, CancellationToken token)
{
return Task.Factory.StartNew (delegate {
if (searchPattern.Tag != null && !validTags.Contains (searchPattern.Tag))
return null;
try {
var newResult = new WorkerResult (widget);
newResult.pattern = searchPattern.Pattern;
newResult.IncludeFiles = true;
newResult.IncludeTypes = true;
newResult.IncludeMembers = true;
string toMatch = searchPattern.Pattern;
newResult.matcher = StringMatcher.GetMatcher (toMatch, false);
newResult.FullSearch = true;
AllResults (lastResult, newResult, token);
newResult.results.SortUpToN (new DataItemComparer (token), resultsCount);
lastResult = newResult;
return (ISearchDataSource)newResult.results;
} catch {
token.ThrowIfCancellationRequested ();
throw;
}
}, token);
}
void AllResults (WorkerResult lastResult, WorkerResult newResult, CancellationToken token)
{
// Search files
if (newResult.IncludeFiles) {
newResult.filteredFiles = new List<ProjectFile> ();
bool startsWithLastFilter = lastResult != null && lastResult.pattern != null && newResult.pattern.StartsWith (lastResult.pattern) && lastResult.filteredFiles != null;
IEnumerable<ProjectFile> allFiles = startsWithLastFilter ? lastResult.filteredFiles : files;
foreach (ProjectFile file in allFiles) {
token.ThrowIfCancellationRequested ();
SearchResult curResult = newResult.CheckFile (file);
if (curResult != null) {
newResult.filteredFiles.Add (file);
newResult.results.Add (curResult);
}
}
}
}
class WorkerResult
{
public List<ProjectFile> filteredFiles = null;
public List<ITypeDefinition> filteredTypes = null;
public List<IMember> filteredMembers = null;
public string pattern = null;
public bool isGotoFilePattern;
public ResultsDataSource results;
public bool FullSearch;
public bool IncludeFiles, IncludeTypes, IncludeMembers;
public Ambience ambience;
public StringMatcher matcher = null;
public WorkerResult (Widget widget)
{
results = new ResultsDataSource (widget);
}
internal SearchResult CheckFile (ProjectFile file)
{
int rank;
string matchString = System.IO.Path.GetFileName (file.FilePath);
if (MatchName (matchString, out rank))
return new FileSearchResult (pattern, matchString, rank, file, true);
if (!FullSearch)
return null;
matchString = FileSearchResult.GetRelProjectPath (file);
if (MatchName (matchString, out rank))
return new FileSearchResult (pattern, matchString, rank, file, false);
return null;
}
internal SearchResult CheckType (ITypeDefinition type)
{
int rank;
if (MatchName (type.Name, out rank))
return new TypeSearchResult (pattern, type.Name, rank, type, false) { Ambience = ambience };
if (!FullSearch)
return null;
if (MatchName (type.FullName, out rank))
return new TypeSearchResult (pattern, type.FullName, rank, type, true) { Ambience = ambience };
return null;
}
Dictionary<string, MatchResult> savedMatches = new Dictionary<string, MatchResult> ();
bool MatchName (string name, out int matchRank)
{
if (name == null) {
matchRank = -1;
return false;
}
MatchResult savedMatch;
if (!savedMatches.TryGetValue (name, out savedMatch)) {
bool doesMatch = matcher.CalcMatchRank (name, out matchRank);
savedMatches[name] = savedMatch = new MatchResult (doesMatch, matchRank);
}
matchRank = savedMatch.Rank;
return savedMatch.Match;
}
}
}
}
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