Quellcode-Bibliothek toolbox-options.js Sprache: JAVA

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */

"use strict";

const {
  gDevTools,
} = require("resource://devtools/client/framework/devtools.js");

const { LocalizationHelper } = require("resource://devtools/shared/l10n.js");
const L10N = new LocalizationHelper(
  "devtools/client/locales/toolbox.properties"
);

loader.lazyRequireGetter(
  this,
  "openDocLink",
  "resource://devtools/client/shared/link.js",
  true
);

exports.OptionsPanel = OptionsPanel;

function GetPref(name) {
  const type = Services.prefs.getPrefType(name);
  switch (type) {
    case Services.prefs.PREF_STRING:
      return Services.prefs.getCharPref(name);
    case Services.prefs.PREF_INT:
      return Services.prefs.getIntPref(name);
    case Services.prefs.PREF_BOOL:
      return Services.prefs.getBoolPref(name);
    default:
      throw new Error("Unknown type");
  }
}

function SetPref(name, value) {
  const type = Services.prefs.getPrefType(name);
  switch (type) {
    case Services.prefs.PREF_STRING:
      return Services.prefs.setCharPref(name, value);
    case Services.prefs.PREF_INT:
      return Services.prefs.setIntPref(name, value);
    case Services.prefs.PREF_BOOL:
      return Services.prefs.setBoolPref(name, value);
    default:
      throw new Error("Unknown type");
  }
}

function InfallibleGetBoolPref(key) {
  try {
    return Services.prefs.getBoolPref(key);
  } catch (ex) {
    return true;
  }
}

/**
* Represents the Options Panel in the Toolbox.
*/
function OptionsPanel(iframeWindow, toolbox, commands) {
  this.panelDoc = iframeWindow.document;
  this.panelWin = iframeWindow;

  this.toolbox = toolbox;
  this.commands = commands;
  this.telemetry = toolbox.telemetry;

  this.setupToolsList = this.setupToolsList.bind(this);
  this._prefChanged = this._prefChanged.bind(this);
  this._themeRegistered = this._themeRegistered.bind(this);
  this._themeUnregistered = this._themeUnregistered.bind(this);
  this._disableJSClicked = this._disableJSClicked.bind(this);

  this.disableJSNode = this.panelDoc.getElementById(
    "devtools-disable-javascript"
  );

  this._addListeners();

  const EventEmitter = require("resource://devtools/shared/event-emitter.js");
  EventEmitter.decorate(this);
}

OptionsPanel.prototype = {
  get target() {
    return this.toolbox.target;
  },

  async open() {
    this.setupToolsList();
    this.setupToolbarButtonsList();
    this.setupThemeList();
    this.setupAdditionalOptions();
    await this.populatePreferences();
    return this;
  },

  _addListeners() {
    Services.prefs.addObserver("devtools.cache.disabled", this._prefChanged);
    Services.prefs.addObserver("devtools.theme", this._prefChanged);
    Services.prefs.addObserver(
      "devtools.source-map.client-service.enabled",
      this._prefChanged
    );
    Services.prefs.addObserver(
      "devtools.toolbox.splitconsole.enabled",
      this._prefChanged
    );
    gDevTools.on("theme-registered", this._themeRegistered);
    gDevTools.on("theme-unregistered", this._themeUnregistered);

    // Refresh the tools list when a new tool or webextension has been
    // registered to the toolbox.
    this.toolbox.on("tool-registered", this.setupToolsList);
    this.toolbox.on("webextension-registered", this.setupToolsList);
    // Refresh the tools list when a new tool or webextension has been
    // unregistered from the toolbox.
    this.toolbox.on("tool-unregistered", this.setupToolsList);
    this.toolbox.on("webextension-unregistered", this.setupToolsList);
  },

  _removeListeners() {
    Services.prefs.removeObserver("devtools.cache.disabled", this._prefChanged);
    Services.prefs.removeObserver("devtools.theme", this._prefChanged);
    Services.prefs.removeObserver(
      "devtools.source-map.client-service.enabled",
      this._prefChanged
    );
    Services.prefs.removeObserver(
      "devtools.toolbox.splitconsole.enabled",
      this._prefChanged
    );

    this.toolbox.off("tool-registered", this.setupToolsList);
    this.toolbox.off("tool-unregistered", this.setupToolsList);
    this.toolbox.off("webextension-registered", this.setupToolsList);
    this.toolbox.off("webextension-unregistered", this.setupToolsList);

    gDevTools.off("theme-registered", this._themeRegistered);
    gDevTools.off("theme-unregistered", this._themeUnregistered);
  },

  _prefChanged(subject, topic, prefName) {
    if (prefName === "devtools.cache.disabled") {
      const cacheDisabled = GetPref(prefName);
      const cbx = this.panelDoc.getElementById("devtools-disable-cache");
      cbx.checked = cacheDisabled;
    } else if (prefName === "devtools.theme") {
      this.updateCurrentTheme();
    } else if (prefName === "devtools.source-map.client-service.enabled") {
      this.updateSourceMapPref();
    } else if (prefName === "devtools.toolbox.splitconsole.enabled") {
      this.toolbox.updateIsSplitConsoleEnabled();
    }
  },

  _themeRegistered() {
    this.setupThemeList();
  },

  _themeUnregistered(theme) {
    const themeBox = this.panelDoc.getElementById("devtools-theme-box");
    const themeInput = themeBox.querySelector(`[value=${theme.id}]`);

    if (themeInput) {
      themeInput.parentNode.remove();
    }
  },

  async setupToolbarButtonsList() {
    // Ensure the toolbox is open, and the buttons are all set up.
    await this.toolbox.isOpen;

    const enabledToolbarButtonsBox = this.panelDoc.getElementById(
      "enabled-toolbox-buttons-box"
    );

    const toolbarButtons = this.toolbox.toolbarButtons;

    if (!toolbarButtons) {
      console.warn("The command buttons weren't initiated yet.");
      return;
    }

    const onCheckboxClick = checkbox => {
      const commandButton = toolbarButtons.filter(
        toggleableButton => toggleableButton.id === checkbox.id
      )[0];

      Services.prefs.setBoolPref(
        commandButton.visibilityswitch,
        checkbox.checked
      );
      this.toolbox.updateToolboxButtonsVisibility();
    };

    const createCommandCheckbox = button => {
      const checkboxLabel = this.panelDoc.createElement("label");
      const checkboxSpanLabel = this.panelDoc.createElement("span");
      checkboxSpanLabel.textContent = button.description;
      const checkboxInput = this.panelDoc.createElement("input");
      checkboxInput.setAttribute("type", "checkbox");
      checkboxInput.setAttribute("id", button.id);

      if (Services.prefs.getBoolPref(button.visibilityswitch, true)) {
        checkboxInput.setAttribute("checked", true);
      }
      checkboxInput.addEventListener(
        "change",
        onCheckboxClick.bind(this, checkboxInput)
      );

      checkboxLabel.appendChild(checkboxInput);
      checkboxLabel.appendChild(checkboxSpanLabel);

      return checkboxLabel;
    };

    for (const button of toolbarButtons) {
      if (!button.isToolSupported(this.toolbox)) {
        continue;
      }

      enabledToolbarButtonsBox.appendChild(createCommandCheckbox(button));
    }
  },

  setupToolsList() {
    const defaultToolsBox = this.panelDoc.getElementById("default-tools-box");
    const additionalToolsBox = this.panelDoc.getElementById(
      "additional-tools-box"
    );
    const toolsNotSupportedLabel = this.panelDoc.getElementById(
      "tools-not-supported-label"
    );
    let atleastOneToolNotSupported = false;

    // Signal tool registering/unregistering globally (for the tools registered
    // globally) and per toolbox (for the tools registered to a single toolbox).
    // This event handler expect this to be binded to the related checkbox element.
    const onCheckboxClick = function (telemetry, tool) {
      // Set the kill switch pref boolean to true
      Services.prefs.setBoolPref(tool.visibilityswitch, this.checked);

      if (!tool.isWebExtension) {
        gDevTools.emit(
          this.checked ? "tool-registered" : "tool-unregistered",
          tool.id
        );
        // Record which tools were registered and unregistered.
        Glean.devtoolsTool.registered[tool.id].set(this.checked);
      }
    };

    const createToolCheckbox = tool => {
      const checkboxLabel = this.panelDoc.createElement("label");
      const checkboxInput = this.panelDoc.createElement("input");
      checkboxInput.setAttribute("type", "checkbox");
      checkboxInput.setAttribute("id", tool.id);
      checkboxInput.setAttribute("title", tool.tooltip || "");

      const checkboxSpanLabel = this.panelDoc.createElement("span");
      if (tool.isToolSupported(this.toolbox)) {
        checkboxSpanLabel.textContent = tool.label;
      } else {
        atleastOneToolNotSupported = true;
        checkboxSpanLabel.textContent = L10N.getFormatStr(
          "options.toolNotSupportedMarker",
          tool.label
        );
        checkboxInput.setAttribute("data-unsupported", "true");
        checkboxInput.setAttribute("disabled", "true");
      }

      if (InfallibleGetBoolPref(tool.visibilityswitch)) {
        checkboxInput.setAttribute("checked", "true");
      }

      checkboxInput.addEventListener(
        "change",
        onCheckboxClick.bind(checkboxInput, this.telemetry, tool)
      );

      checkboxLabel.appendChild(checkboxInput);
      checkboxLabel.appendChild(checkboxSpanLabel);

      // We shouldn't have deprecated tools anymore, but we might have one in the future,
      // when migrating the storage inspector to the application panel (Bug 1681059).
      // Let's keep this code for now so we keep the l10n property around and avoid
      // unnecessary translation work if we need it again in the future.
      if (tool.deprecated) {
        const deprecationURL = this.panelDoc.createElement("a");
        deprecationURL.title = deprecationURL.href = tool.deprecationURL;
        deprecationURL.textContent = L10N.getStr("options.deprecationNotice");
        // Cannot use a real link when we are in the Browser Toolbox.
        deprecationURL.addEventListener("click", e => {
          e.preventDefault();
          openDocLink(tool.deprecationURL, { relatedToCurrent: true });
        });

        const checkboxSpanDeprecated = this.panelDoc.createElement("span");
        checkboxSpanDeprecated.className = "deprecation-notice";
        checkboxLabel.appendChild(checkboxSpanDeprecated);
        checkboxSpanDeprecated.appendChild(deprecationURL);
      }

      return checkboxLabel;
    };

    // Clean up any existent default tools content.
    for (const label of defaultToolsBox.querySelectorAll("label")) {
      label.remove();
    }

    // Populating the default tools lists
    const toggleableTools = gDevTools.getDefaultTools().filter(tool => {
      return tool.visibilityswitch && !tool.hiddenInOptions;
    });

    const fragment = this.panelDoc.createDocumentFragment();
    for (const tool of toggleableTools) {
      fragment.appendChild(createToolCheckbox(tool));
    }

    const toolsNotSupportedLabelNode = this.panelDoc.getElementById(
      "tools-not-supported-label"
    );
    defaultToolsBox.insertBefore(fragment, toolsNotSupportedLabelNode);

    // Clean up any existent additional tools content.
    for (const label of additionalToolsBox.querySelectorAll("label")) {
      label.remove();
    }

    // Populating the additional tools list.
    let atleastOneAddon = false;
    for (const tool of gDevTools.getAdditionalTools()) {
      atleastOneAddon = true;
      additionalToolsBox.appendChild(createToolCheckbox(tool));
    }

    // Populating the additional tools that came from the installed WebExtension add-ons.
    for (const { uuid, name, pref } of this.toolbox.listWebExtensions()) {
      atleastOneAddon = true;

      additionalToolsBox.appendChild(
        createToolCheckbox({
          isWebExtension: true,

          // Use the preference as the unified webextensions tool id.
          id: `webext-${uuid}`,
          tooltip: name,
          label: name,
          // Disable the devtools extension using the given pref name:
          // the toolbox options for the WebExtensions are not related to a single
          // tool (e.g. a devtools panel created from the extension devtools_page)
          // but to the entire devtools part of a webextension which is enabled
          // by the Addon Manager (but it may be disabled by its related
          // devtools about:config preference), and so the following
          visibilityswitch: pref,

          // Only local tabs are currently supported as targets.
          isToolSupported: toolbox =>
            toolbox.commands.descriptorFront.isLocalTab,
        })
      );
    }

    if (!atleastOneAddon) {
      additionalToolsBox.style.display = "none";
    } else {
      additionalToolsBox.style.display = "";
    }

    if (!atleastOneToolNotSupported) {
      toolsNotSupportedLabel.style.display = "none";
    } else {
      toolsNotSupportedLabel.style.display = "";
    }

    this.panelWin.focus();
  },

  setupThemeList() {
    const themeBox = this.panelDoc.getElementById("devtools-theme-box");
    const themeLabels = themeBox.querySelectorAll("label");
    for (const label of themeLabels) {
      label.remove();
    }

    const createThemeOption = theme => {
      const inputLabel = this.panelDoc.createElement("label");
      const inputRadio = this.panelDoc.createElement("input");
      inputRadio.setAttribute("type", "radio");
      inputRadio.setAttribute("value", theme.id);
      inputRadio.setAttribute("name", "devtools-theme-item");
      inputRadio.addEventListener("change", function (e) {
        SetPref(themeBox.getAttribute("data-pref"), e.target.value);
      });

      const inputSpanLabel = this.panelDoc.createElement("span");
      inputSpanLabel.textContent = theme.label;
      inputLabel.appendChild(inputRadio);
      inputLabel.appendChild(inputSpanLabel);

      return inputLabel;
    };

    // Populating the default theme list
    themeBox.appendChild(
      createThemeOption({
        id: "auto",
        label: L10N.getStr("options.autoTheme.label"),
      })
    );

    const themes = gDevTools.getThemeDefinitionArray();
    for (const theme of themes) {
      themeBox.appendChild(createThemeOption(theme));
    }

    this.updateCurrentTheme();
  },

  /**
   * Add extra checkbox options bound to a boolean preference.
   */
  setupAdditionalOptions() {
    const prefDefinitions = [
      {
        pref: "devtools.custom-formatters.enabled",
        l10nLabelId: "options-enable-custom-formatters-label",
        l10nTooltipId: "options-enable-custom-formatters-tooltip",
        id: "devtools-custom-formatters",
        parentId: "context-options",
      },
    ];

    const createPreferenceOption = ({
      pref,
      label,
      l10nLabelId,
      l10nTooltipId,
      id,
      onChange,
    }) => {
      const inputLabel = this.panelDoc.createElement("label");
      if (l10nTooltipId) {
        this.panelDoc.l10n.setAttributes(inputLabel, l10nTooltipId);
      }
      const checkbox = this.panelDoc.createElement("input");
      checkbox.setAttribute("type", "checkbox");
      if (GetPref(pref)) {
        checkbox.setAttribute("checked", "checked");
      }
      checkbox.setAttribute("id", id);
      checkbox.addEventListener("change", e => {
        SetPref(pref, e.target.checked);
        if (onChange) {
          onChange(e.target.checked);
        }
      });

      const inputSpanLabel = this.panelDoc.createElement("span");
      if (l10nLabelId) {
        this.panelDoc.l10n.setAttributes(inputSpanLabel, l10nLabelId);
      } else if (label) {
        inputSpanLabel.textContent = label;
      }
      inputLabel.appendChild(checkbox);
      inputLabel.appendChild(inputSpanLabel);

      return inputLabel;
    };

    for (const prefDefinition of prefDefinitions) {
      const parent = this.panelDoc.getElementById(prefDefinition.parentId);
      // We want to insert the new definition after the last existing
      // definition, but before any other element.
      // For example in the "Advanced Settings" column there's indeed a <span>
      // text at the end, and we want that it stays at the end.
      // The reference element can be `null` if there's no label or if there's
      // no element after the last label. But that's OK and it will do what we
      // want.
      const referenceElement = parent.querySelector("label:last-of-type + *");
      parent.insertBefore(
        createPreferenceOption(prefDefinition),
        referenceElement
      );
    }
  },

  async populatePreferences() {
    const prefCheckboxes = this.panelDoc.querySelectorAll(
      "input[type=checkbox][data-pref]"
    );
    for (const prefCheckbox of prefCheckboxes) {
      if (GetPref(prefCheckbox.getAttribute("data-pref"))) {
        prefCheckbox.setAttribute("checked", true);
      }
      prefCheckbox.addEventListener("change", function (e) {
        const checkbox = e.target;
        SetPref(checkbox.getAttribute("data-pref"), checkbox.checked);
      });
    }
    // Themes radio inputs are handled in setupThemeList
    const prefRadiogroups = this.panelDoc.querySelectorAll(
      ".radiogroup[data-pref]:not(#devtools-theme-box)"
    );
    for (const radioGroup of prefRadiogroups) {
      const selectedValue = GetPref(radioGroup.getAttribute("data-pref"));

      for (const radioInput of radioGroup.querySelectorAll(
        "input[type=radio]"
      )) {
        if (radioInput.getAttribute("value") == selectedValue) {
          radioInput.setAttribute("checked", true);
        }

        radioInput.addEventListener("change", function (e) {
          SetPref(radioGroup.getAttribute("data-pref"), e.target.value);
        });
      }
    }
    const prefSelects = this.panelDoc.querySelectorAll("select[data-pref]");
    for (const prefSelect of prefSelects) {
      const pref = GetPref(prefSelect.getAttribute("data-pref"));
      const options = [...prefSelect.options];
      options.some(function (option) {
        const value = option.value;
        // non strict check to allow int values.
        if (value == pref) {
          prefSelect.selectedIndex = options.indexOf(option);
          return true;
        }
        return false;
      });

      prefSelect.addEventListener("change", function (e) {
        const select = e.target;
        SetPref(
          select.getAttribute("data-pref"),
          select.options[select.selectedIndex].value
        );
      });
    }

    if (this.commands.descriptorFront.isTabDescriptor) {
      const isJavascriptEnabled =
        await this.commands.targetConfigurationCommand.isJavascriptEnabled();
      this.disableJSNode.checked = !isJavascriptEnabled;
      this.disableJSNode.addEventListener("click", this._disableJSClicked);
    } else {
      // Hide the checkbox and label
      this.disableJSNode.parentNode.style.display = "none";

      const triggersPageRefreshLabel = this.panelDoc.getElementById(
        "triggers-page-refresh-label"
      );
      triggersPageRefreshLabel.style.display = "none";
    }
  },

  updateCurrentTheme() {
    const currentTheme = GetPref("devtools.theme");
    const themeBox = this.panelDoc.getElementById("devtools-theme-box");
    const themeRadioInput = themeBox.querySelector(`[value=${currentTheme}]`);

    if (themeRadioInput) {
      themeRadioInput.checked = true;
    } else {
      // If the current theme does not exist anymore, switch to auto theme
      const autoThemeInputRadio = themeBox.querySelector("[value=auto]");
      autoThemeInputRadio.checked = true;
    }
  },

  updateSourceMapPref() {
    const prefName = "devtools.source-map.client-service.enabled";
    const enabled = GetPref(prefName);
    const box = this.panelDoc.querySelector(`[data-pref="${prefName}"]`);
    box.checked = enabled;
  },

  /**
   * Disables JavaScript for the currently loaded tab. We force a page refresh
   * here because setting browsingContext.allowJavascript to true fails to block
   * JS execution from event listeners added using addEventListener(), AJAX
   * calls and timers. The page refresh prevents these things from being added
   * in the first place.
   *
   * @param {Event} event
   *        The event sent by checking / unchecking the disable JS checkbox.
   */
  _disableJSClicked(event) {
    const checked = event.target.checked;

    this.commands.targetConfigurationCommand.updateConfiguration({
      javascriptEnabled: !checked,
    });
  },

  destroy() {
    if (this.destroyed) {
      return;
    }
    this.destroyed = true;

    this._removeListeners();

    this.disableJSNode.removeEventListener("click", this._disableJSClicked);

    this.panelWin = this.panelDoc = this.disableJSNode = this.toolbox = null;
  },
};

quality92%

¤ Dauer der Verarbeitung: 0.3 Sekunden (vorverarbeitet) ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.