1 files changed, 160 insertions, 0 deletions
diff --git a/devtools/client/performance/views/toolbar.js b/devtools/client/performance/views/toolbar.js
new file mode 100644
index 000000000..bcab09a86
--- /dev/null
+++ b/devtools/client/performance/views/toolbar.js
@@ -0,0 +1,160 @@
+/* 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/. */
+/* import-globals-from ../performance-controller.js */
+/* import-globals-from ../performance-view.js */
+/* globals document */
+"use strict";
+
+/**
+ * View handler for toolbar events (mostly option toggling and triggering)
+ */
+var ToolbarView = {
+  /**
+   * Sets up the view with event binding.
+   */
+  initialize: Task.async(function* () {
+    this._onFilterPopupShowing = this._onFilterPopupShowing.bind(this);
+    this._onFilterPopupHiding = this._onFilterPopupHiding.bind(this);
+    this._onHiddenMarkersChanged = this._onHiddenMarkersChanged.bind(this);
+    this._onPrefChanged = this._onPrefChanged.bind(this);
+    this._popup = $("#performance-options-menupopup");
+
+    this.optionsView = new OptionsView({
+      branchName: BRANCH_NAME,
+      menupopup: this._popup
+    });
+
+    // Set the visibility of experimental UI options on load
+    // based off of `devtools.performance.ui.experimental` preference
+    let experimentalEnabled = PerformanceController.getOption("experimental");
+    this._toggleExperimentalUI(experimentalEnabled);
+
+    yield this.optionsView.initialize();
+    this.optionsView.on("pref-changed", this._onPrefChanged);
+
+    this._buildMarkersFilterPopup();
+    this._updateHiddenMarkersPopup();
+    $("#performance-filter-menupopup").addEventListener("popupshowing",
+                                                        this._onFilterPopupShowing);
+    $("#performance-filter-menupopup").addEventListener("popuphiding",
+                                                        this._onFilterPopupHiding);
+  }),
+
+  /**
+   * Unbinds events and cleans up view.
+   */
+  destroy: function () {
+    $("#performance-filter-menupopup").removeEventListener("popupshowing",
+                                                           this._onFilterPopupShowing);
+    $("#performance-filter-menupopup").removeEventListener("popuphiding",
+                                                           this._onFilterPopupHiding);
+    this._popup = null;
+
+    this.optionsView.off("pref-changed", this._onPrefChanged);
+    this.optionsView.destroy();
+  },
+
+  /**
+   * Creates the timeline markers filter popup.
+   */
+  _buildMarkersFilterPopup: function () {
+    for (let [markerName, markerDetails] of Object.entries(TIMELINE_BLUEPRINT)) {
+      let menuitem = document.createElement("menuitem");
+      menuitem.setAttribute("closemenu", "none");
+      menuitem.setAttribute("type", "checkbox");
+      menuitem.setAttribute("align", "center");
+      menuitem.setAttribute("flex", "1");
+      menuitem.setAttribute("label",
+                            MarkerBlueprintUtils.getMarkerGenericName(markerName));
+      menuitem.setAttribute("marker-type", markerName);
+      menuitem.className = `marker-color-${markerDetails.colorName}`;
+
+      menuitem.addEventListener("command", this._onHiddenMarkersChanged);
+
+      $("#performance-filter-menupopup").appendChild(menuitem);
+    }
+  },
+
+  /**
+   * Updates the menu items checked state in the timeline markers filter popup.
+   */
+  _updateHiddenMarkersPopup: function () {
+    let menuItems = $$("#performance-filter-menupopup menuitem[marker-type]");
+    let hiddenMarkers = PerformanceController.getPref("hidden-markers");
+
+    for (let menuitem of menuItems) {
+      if (~hiddenMarkers.indexOf(menuitem.getAttribute("marker-type"))) {
+        menuitem.removeAttribute("checked");
+      } else {
+        menuitem.setAttribute("checked", "true");
+      }
+    }
+  },
+
+  /**
+   * Fired when `devtools.performance.ui.experimental` is changed, or
+   * during init. Toggles the visibility of experimental performance tool options
+   * in the UI options.
+   *
+   * Sets or removes "experimental-enabled" on the menu and main elements,
+   * hiding or showing all elements with class "experimental-option".
+   *
+   * TODO re-enable "#option-enable-memory" permanently once stable in bug 1163350
+   * TODO re-enable "#option-show-jit-optimizations" permanently once stable in
+   *      bug 1163351
+   *
+   * @param {boolean} isEnabled
+   */
+  _toggleExperimentalUI: function (isEnabled) {
+    if (isEnabled) {
+      $(".theme-body").classList.add("experimental-enabled");
+      this._popup.classList.add("experimental-enabled");
+    } else {
+      $(".theme-body").classList.remove("experimental-enabled");
+      this._popup.classList.remove("experimental-enabled");
+    }
+  },
+
+  /**
+   * Fired when the markers filter popup starts to show.
+   */
+  _onFilterPopupShowing: function () {
+    $("#filter-button").setAttribute("open", "true");
+  },
+
+  /**
+   * Fired when the markers filter popup starts to hide.
+   */
+  _onFilterPopupHiding: function () {
+    $("#filter-button").removeAttribute("open");
+  },
+
+  /**
+   * Fired when a menu item in the markers filter popup is checked or unchecked.
+   */
+  _onHiddenMarkersChanged: function () {
+    let checkedMenuItems =
+      $$("#performance-filter-menupopup menuitem[marker-type]:not([checked])");
+    let hiddenMarkers = Array.map(checkedMenuItems, e => e.getAttribute("marker-type"));
+    PerformanceController.setPref("hidden-markers", hiddenMarkers);
+  },
+
+  /**
+   * Fired when a preference changes in the underlying OptionsView.
+   * Propogated by the PerformanceController.
+   */
+  _onPrefChanged: function (_, prefName) {
+    let value = PerformanceController.getOption(prefName);
+
+    if (prefName === "experimental") {
+      this._toggleExperimentalUI(value);
+    }
+
+    this.emit(EVENTS.UI_PREF_CHANGED, prefName, value);
+  },
+
+  toString: () => "[object ToolbarView]"
+};
+
+EventEmitter.decorate(ToolbarView);