DevTools: introduce persistence/ module

third_party/WebKit/Source/devtools/front_end/sources/UISourceCodeFrame.js

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  * 1. Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *
@@ skipping 35 matching lines @@
 
     this._rowMessageBuckets = {};
     /** @type {!Set<string>} */
     this._typeDecorationsPending = new Set();
     this._uiSourceCode.addEventListener(WebInspector.UISourceCode.Events.WorkingCopyChanged, this._onWorkingCopyChanged, this);
     this._uiSourceCode.addEventListener(WebInspector.UISourceCode.Events.WorkingCopyCommitted, this._onWorkingCopyCommitted, this);
     this._uiSourceCode.addEventListener(WebInspector.UISourceCode.Events.MessageAdded, this._onMessageAdded, this);
     this._uiSourceCode.addEventListener(WebInspector.UISourceCode.Events.MessageRemoved, this._onMessageRemoved, this);
     this._uiSourceCode.addEventListener(WebInspector.UISourceCode.Events.LineDecorationAdded, this._onLineDecorationAdded, this);
     this._uiSourceCode.addEventListener(WebInspector.UISourceCode.Events.LineDecorationRemoved, this._onLineDecorationRemoved, this);
+    WebInspector.persistence.addEventListener(WebInspector.Persistence.Events.BindingCreated, this._onBindingChanged, this);
+    WebInspector.persistence.addEventListener(WebInspector.Persistence.Events.BindingRemoved, this._onBindingChanged, this);
     this._updateStyle();
 
     this._errorPopoverHelper = new WebInspector.PopoverHelper(this.element, this._getErrorAnchor.bind(this), this._showErrorPopover.bind(this));
     this._errorPopoverHelper.setTimeout(100, 100);
 
     /**
      * @return {!Promise<?string>}
      */
     function workingCopy()
     {
@@ skipping 48 matching lines @@
         WebInspector.context.setFlavor(WebInspector.UISourceCodeFrame, null);
         WebInspector.SourceFrame.prototype.editorBlurred.call(this);
     },
 
     /**
      * @override
      * @return {boolean}
      */
     canEditSource: function()
     {
+        if (WebInspector.persistence.binding(this._uiSourceCode))
+            return true;
         var projectType = this._uiSourceCode.project().type();
         if (projectType === WebInspector.projectTypes.Service || projectType === WebInspector.projectTypes.Debugger || projectType === WebInspector.projectTypes.Formatter)
             return false;
         if (projectType === WebInspector.projectTypes.Network && this._uiSourceCode.contentType() === WebInspector.resourceTypes.Document)
             return false;
         return true;
     },
 
     _windowFocused: function(event)
     {
@@ skipping 68 matching lines @@
     _onWorkingCopyCommitted: function(event)
     {
         if (!this._muteSourceCodeEvents) {
             this._innerSetContent(this._uiSourceCode.workingCopy());
             this.onUISourceCodeContentChanged();
         }
         this._textEditor.markClean();
         this._updateStyle();
     },
 
+    /**
+     * @param {!WebInspector.Event} event
+     */
+    _onBindingChanged: function(event)
+    {
+        var binding = /** @type {!WebInspector.PersistenceBinding} */(event.data);
+        if (binding.network === this._uiSourceCode || binding.fileSystem === this._uiSourceCode)
+            this._updateStyle();
+    },
+
     _updateStyle: function()
     {
-        this.element.classList.toggle("source-frame-unsaved-committed-changes", this._uiSourceCode.hasUnsavedCommittedChanges());
+        this.element.classList.toggle("source-frame-unsaved-committed-changes", WebInspector.persistence.hasUnsavedCommittedChanges(this._uiSourceCode));
+        this._textEditor.setReadOnly(!this.canEditSource());
     },
 
     onUISourceCodeContentChanged: function()
     {
     },
 
     _updateAutocomplete: function()
     {
         this._textEditor.configureAutocomplete(WebInspector.moduleSetting("textEditorAutocompletion").get() ? this._autocompleteConfig : null);
     },
@@ skipping 441 matching lines @@
 
 /**
  * @param {!WebInspector.UISourceCode.Message} a
  * @param {!WebInspector.UISourceCode.Message} b
  * @return {number}
  */
 WebInspector.UISourceCode.Message.messageLevelComparator = function(a, b)
 {
     return WebInspector.UISourceCode.Message._messageLevelPriority[a.level()] - WebInspector.UISourceCode.Message._messageLevelPriority[b.level()];
 }