[DevTools] Remove HandlerRegistry.

third_party/WebKit/Source/devtools/front_end/components/HandlerRegistry.js

-/*
- * Copyright (C) 2011 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:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/**
- * @unrestricted
- */
-Components.HandlerRegistry = class extends Common.Object {
-  constructor(setting) {
-    super();
-    this._handlers = {};
-    this._setting = setting;
-    this._activeHandler = this._setting.get();
-  }
-
-  get handlerNames() {
-    return Object.getOwnPropertyNames(this._handlers);
-  }
-
-  get activeHandler() {
-    return this._activeHandler;
-  }
-
-  set activeHandler(value) {
-    this._activeHandler = value;
-    this._setting.set(value);
-  }
-
-  /**
-   * @param {!Object} data
-   * @return {boolean}
-   */
-  dispatch(data) {
-    return this.dispatchToHandler(this._activeHandler, data);
-  }
-
-  /**
-   * @param {string} name
-   * @param {!Object} data
-   * @return {boolean}
-   */
-  dispatchToHandler(name, data) {
-    var handler = this._handlers[name];
-    var result = handler && handler(data);
-    return !!result;
-  }
-
-  registerHandler(name, handler) {
-    this._handlers[name] = handler;
-    this.dispatchEventToListeners(Components.HandlerRegistry.Events.HandlersUpdated);
-  }
-
-  unregisterHandler(name) {
-    delete this._handlers[name];
-    this.dispatchEventToListeners(Components.HandlerRegistry.Events.HandlersUpdated);
-  }
-
-  /**
-   * @param {string} url
-   */
-  _openInNewTab(url) {
-    InspectorFrontendHost.openInNewTab(url);
-  }
-
-  /**
-   * @param {!UI.ContextMenu} contextMenu
-   * @param {!Object} target
-   */
-  _appendContentProviderItems(contextMenu, target) {
-    if (!(target instanceof Workspace.UISourceCode || target instanceof SDK.Resource ||

[lushnikov, 2016/11/21 20:51:09]

FYI: you no longer do this check, but it seems to be fine

-          target instanceof SDK.NetworkRequest))
-      return;
-    var contentProvider = /** @type {!Common.ContentProvider} */ (target);
-    if (!contentProvider.contentURL())
-      return;
-
-    contextMenu.appendItem(UI.openLinkExternallyLabel(), this._openInNewTab.bind(this, contentProvider.contentURL()));
-    // Skip 0th handler, as it's 'Use default panel' one.
-    for (var i = 1; i < this.handlerNames.length; ++i) {
-      var handler = this.handlerNames[i];
-      contextMenu.appendItem(
-          Common.UIString.capitalize('Open ^using %s', handler),
-          this.dispatchToHandler.bind(this, handler, {url: contentProvider.contentURL()}));
-    }
-
-    if (!contentProvider.contentURL() || contentProvider instanceof SDK.NetworkRequest)
-      return;
-
-    contextMenu.appendItem(
-        UI.copyLinkAddressLabel(),
-        InspectorFrontendHost.copyText.bind(InspectorFrontendHost, contentProvider.contentURL()));
-
-    if (!contentProvider.contentType().isDocumentOrScriptOrStyleSheet())
-      return;
-
-    /**
-     * @param {boolean} forceSaveAs
-     * @param {?string} content
-     */
-    function doSave(forceSaveAs, content) {
-      var url = contentProvider.contentURL();
-      Workspace.fileManager.save(url, /** @type {string} */ (content), forceSaveAs);
-      Workspace.fileManager.close(url);
-    }
-
-    /**
-     * @param {boolean} forceSaveAs
-     */
-    function save(forceSaveAs) {
-      if (contentProvider instanceof Workspace.UISourceCode) {
-        var uiSourceCode = /** @type {!Workspace.UISourceCode} */ (contentProvider);
-        if (forceSaveAs)
-          uiSourceCode.saveAs();
-        else
-          uiSourceCode.commitWorkingCopy();
-        return;
-      }
-      contentProvider.requestContent().then(doSave.bind(null, forceSaveAs));
-    }
-
-    contextMenu.appendSeparator();
-    contextMenu.appendItem(Common.UIString('Save'), save.bind(null, false));
-
-    if (contentProvider instanceof Workspace.UISourceCode) {
-      var uiSourceCode = /** @type {!Workspace.UISourceCode} */ (contentProvider);
-      if (uiSourceCode.project().type() !== Workspace.projectTypes.FileSystem &&
-          uiSourceCode.project().type() !== Workspace.projectTypes.Snippets)
-        contextMenu.appendItem(Common.UIString.capitalize('Save ^as...'), save.bind(null, true));
-    }
-  }
-};
-
-/** @enum {symbol} */
-Components.HandlerRegistry.Events = {
-  HandlersUpdated: Symbol('HandlersUpdated')
-};
-
-/**
- * @unrestricted
- */
-Components.HandlerSelector = class {
-  constructor(handlerRegistry) {
-    this._handlerRegistry = handlerRegistry;
-    this.element = createElementWithClass('select', 'chrome-select');
-    this.element.addEventListener('change', this._onChange.bind(this), false);
-    this._update();
-    this._handlerRegistry.addEventListener(Components.HandlerRegistry.Events.HandlersUpdated, this._update.bind(this));
-  }
-
-  _update() {
-    this.element.removeChildren();
-    var names = this._handlerRegistry.handlerNames;
-    var activeHandler = this._handlerRegistry.activeHandler;
-
-    for (var i = 0; i < names.length; ++i) {
-      var option = createElement('option');
-      option.textContent = names[i];
-      option.selected = activeHandler === names[i];
-      this.element.appendChild(option);
-    }
-    this.element.disabled = names.length <= 1;
-  }
-
-  _onChange(event) {
-    var value = event.target.value;
-    this._handlerRegistry.activeHandler = value;
-  }
-};
-
-/**
- * @implements {UI.ContextMenu.Provider}
- * @unrestricted
- */
-Components.HandlerRegistry.ContextMenuProvider = class {
-  /**
-   * @override
-   * @param {!Event} event
-   * @param {!UI.ContextMenu} contextMenu
-   * @param {!Object} target
-   */
-  appendApplicableItems(event, contextMenu, target) {
-    Components.openAnchorLocationRegistry._appendContentProviderItems(contextMenu, target);
-  }
-};
-
-/**
- * @implements {Components.Linkifier.LinkHandler}
- * @unrestricted
- */
-Components.HandlerRegistry.LinkHandler = class {
-  /**
-   * @override
-   * @param {string} url
-   * @param {number=} lineNumber
-   * @return {boolean}
-   */
-  handleLink(url, lineNumber) {
-    return Components.openAnchorLocationRegistry.dispatch({url: url, lineNumber: lineNumber});
-  }
-};
-
-/**
- * @implements {UI.SettingUI}
- * @unrestricted
- */
-Components.HandlerRegistry.OpenAnchorLocationSettingUI = class {
-  /**
-   * @override
-   * @return {?Element}
-   */
-  settingElement() {
-    if (!Components.openAnchorLocationRegistry.handlerNames.length)
-      return null;
-
-    var handlerSelector = new Components.HandlerSelector(Components.openAnchorLocationRegistry);
-    return UI.SettingsUI.createCustomSetting(Common.UIString('Link handling:'), handlerSelector.element);
-  }
-};
-
-/**
- * @type {!Components.HandlerRegistry}
- */
-Components.openAnchorLocationRegistry;