git subrepo clone --branch=sono6good https://github.com/essej/JUCE.git deps/juce

subrepo:
  subdir:   "deps/juce"
  merged:   "b13f9084e"
upstream:
  origin:   "https://github.com/essej/JUCE.git"
  branch:   "sono6good"
  commit:   "b13f9084e"
git-subrepo:
  version:  "0.4.3"
  origin:   "https://github.com/ingydotnet/git-subrepo.git"
  commit:   "2f68596"

deps/juce/extras/Projucer/Source/CodeEditor/jucer_OpenDocumentManager.h

@@ -0,0 +1,167 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library.
+   Copyright (c) 2020 - Raw Material Software Limited
+
+   JUCE is an open source library subject to commercial or open-source
+   licensing.
+
+   By using JUCE, you agree to the terms of both the JUCE 6 End-User License
+   Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
+
+   End User License Agreement: www.juce.com/juce-6-licence
+   Privacy Policy: www.juce.com/juce-privacy-policy
+
+   Or: You may also use this code under the terms of the GPL v3 (see
+   www.gnu.org/licenses).
+
+   JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
+   EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
+   DISCLAIMED.
+
+  ==============================================================================
+*/
+
+#pragma once
+
+#include "../Project/jucer_Project.h"
+
+//==============================================================================
+class OpenDocumentManager
+{
+public:
+    //==============================================================================
+    OpenDocumentManager();
+    ~OpenDocumentManager();
+
+    //==============================================================================
+    class Document
+    {
+    public:
+        Document() {}
+        virtual ~Document() {}
+
+        virtual bool loadedOk() const = 0;
+        virtual bool isForFile (const File& file) const = 0;
+        virtual bool isForNode (const ValueTree& node) const = 0;
+        virtual bool refersToProject (Project& project) const = 0;
+        virtual Project* getProject() const = 0;
+        virtual String getName() const = 0;
+        virtual String getType() const = 0;
+        virtual File getFile() const = 0;
+        virtual bool needsSaving() const = 0;
+        virtual bool saveSyncWithoutAsking() = 0;
+        virtual void saveAsync (std::function<void (bool)>) = 0;
+        virtual void saveAsAsync (std::function<void (bool)>) = 0;
+        virtual bool hasFileBeenModifiedExternally() = 0;
+        virtual void reloadFromFile() = 0;
+        virtual std::unique_ptr<Component> createEditor() = 0;
+        virtual std::unique_ptr<Component> createViewer() = 0;
+        virtual void fileHasBeenRenamed (const File& newFile) = 0;
+        virtual String getState() const = 0;
+        virtual void restoreState (const String& state) = 0;
+        virtual File getCounterpartFile() const   { return {}; }
+    };
+
+    //==============================================================================
+    int getNumOpenDocuments() const;
+    Document* getOpenDocument (int index) const;
+    void clear();
+
+    enum class SaveIfNeeded { no, yes };
+
+    bool canOpenFile (const File& file);
+    Document* openFile (Project* project, const File& file);
+
+    void closeDocumentAsync (Document* document, SaveIfNeeded saveIfNeeded, std::function<void (bool)> callback);
+    bool closeDocumentWithoutSaving (Document* document);
+
+    void closeAllAsync (SaveIfNeeded askUserToSave, std::function<void (bool)> callback);
+    void closeAllDocumentsUsingProjectAsync (Project& project, SaveIfNeeded askUserToSave, std::function<void (bool)> callback);
+    void closeAllDocumentsUsingProjectWithoutSaving (Project& project);
+
+    void closeFileWithoutSaving (const File& f);
+    bool anyFilesNeedSaving() const;
+
+    void saveAllSyncWithoutAsking();
+    void saveIfNeededAndUserAgrees (Document* doc, std::function<void (FileBasedDocument::SaveResult)>);
+
+    void reloadModifiedFiles();
+    void fileHasBeenRenamed (const File& oldFile, const File& newFile);
+
+    //==============================================================================
+    class DocumentCloseListener
+    {
+    public:
+        DocumentCloseListener() {}
+        virtual ~DocumentCloseListener() {}
+
+        // return false to force it to stop.
+        virtual bool documentAboutToClose (Document* document) = 0;
+    };
+
+    void addListener (DocumentCloseListener*);
+    void removeListener (DocumentCloseListener*);
+
+    //==============================================================================
+    class DocumentType
+    {
+    public:
+        DocumentType() {}
+        virtual ~DocumentType() {}
+
+        virtual bool canOpenFile (const File& file) = 0;
+        virtual Document* openFile (Project* project, const File& file) = 0;
+    };
+
+    void registerType (DocumentType* type, int index = -1);
+
+
+private:
+    //==============================================================================
+    void closeLastDocumentUsingProjectRecursive (WeakReference<OpenDocumentManager>,
+                                                 Project*,
+                                                 SaveIfNeeded,
+                                                 std::function<void (bool)>);
+
+    //==============================================================================
+    OwnedArray<DocumentType> types;
+    OwnedArray<Document> documents;
+    Array<DocumentCloseListener*> listeners;
+
+    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (OpenDocumentManager)
+    JUCE_DECLARE_WEAK_REFERENCEABLE (OpenDocumentManager)
+};
+
+//==============================================================================
+class RecentDocumentList    : private OpenDocumentManager::DocumentCloseListener
+{
+public:
+    RecentDocumentList();
+    ~RecentDocumentList();
+
+    void clear();
+
+    void newDocumentOpened (OpenDocumentManager::Document* document);
+
+    OpenDocumentManager::Document* getCurrentDocument() const       { return previousDocs.getLast(); }
+
+    bool canGoToPrevious() const;
+    bool canGoToNext() const;
+
+    bool contains (const File&) const;
+
+    OpenDocumentManager::Document* getPrevious();
+    OpenDocumentManager::Document* getNext();
+
+    OpenDocumentManager::Document* getClosestPreviousDocOtherThan (OpenDocumentManager::Document* oneToAvoid) const;
+
+    void restoreFromXML (Project& project, const XmlElement& xml);
+    std::unique_ptr<XmlElement> createXML() const;
+
+private:
+    bool documentAboutToClose (OpenDocumentManager::Document*);
+
+    Array<OpenDocumentManager::Document*> previousDocs, nextDocs;
+};