1 files changed, 100 insertions, 0 deletions
diff --git a/devtools/client/shared/components/throttling/NetworkThrottlingMenu.js b/devtools/client/shared/components/throttling/NetworkThrottlingMenu.js
new file mode 100644
index 0000000000..d74016686b
--- /dev/null
+++ b/devtools/client/shared/components/throttling/NetworkThrottlingMenu.js
@@ -0,0 +1,100 @@
+/* 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 {
+  PureComponent,
+} = require("resource://devtools/client/shared/vendor/react.js");
+const dom = require("resource://devtools/client/shared/vendor/react-dom-factories.js");
+const PropTypes = require("resource://devtools/client/shared/vendor/react-prop-types.js");
+
+const throttlingProfiles = require("resource://devtools/client/shared/components/throttling/profiles.js");
+const Types = require("resource://devtools/client/shared/components/throttling/types.js");
+
+// Localization
+const { LocalizationHelper } = require("resource://devtools/shared/l10n.js");
+const L10N = new LocalizationHelper(
+  "devtools/client/locales/network-throttling.properties"
+);
+const NO_THROTTLING_LABEL = L10N.getStr("responsive.noThrottling");
+
+loader.lazyRequireGetter(
+  this,
+  "showMenu",
+  "resource://devtools/client/shared/components/menu/utils.js",
+  true
+);
+
+/**
+ * This component represents selector button that can be used
+ * to throttle network bandwidth.
+ */
+class NetworkThrottlingMenu extends PureComponent {
+  static get propTypes() {
+    return {
+      networkThrottling: PropTypes.shape(Types.networkThrottling).isRequired,
+      onChangeNetworkThrottling: PropTypes.func.isRequired,
+    };
+  }
+
+  constructor(props) {
+    super(props);
+    this.onShowThrottlingMenu = this.onShowThrottlingMenu.bind(this);
+  }
+
+  onShowThrottlingMenu(event) {
+    const { networkThrottling, onChangeNetworkThrottling } = this.props;
+
+    const menuItems = throttlingProfiles.profiles.map(profile => {
+      return {
+        label: profile.id,
+        type: "checkbox",
+        checked:
+          networkThrottling.enabled && profile.id == networkThrottling.profile,
+        click: () => onChangeNetworkThrottling(true, profile.id),
+      };
+    });
+
+    menuItems.unshift("-");
+
+    menuItems.unshift({
+      label: NO_THROTTLING_LABEL,
+      type: "checkbox",
+      checked: !networkThrottling.enabled,
+      click: () => onChangeNetworkThrottling(false, ""),
+    });
+
+    showMenu(menuItems, { button: event.target });
+  }
+
+  render() {
+    const { networkThrottling } = this.props;
+    const label = networkThrottling.enabled
+      ? networkThrottling.profile
+      : NO_THROTTLING_LABEL;
+
+    let title = NO_THROTTLING_LABEL;
+
+    if (networkThrottling.enabled) {
+      const id = networkThrottling.profile;
+      const selectedProfile = throttlingProfiles.profiles.find(
+        profile => profile.id === id
+      );
+      title = selectedProfile.description;
+    }
+
+    return dom.button(
+      {
+        id: "network-throttling-menu",
+        className: "devtools-button devtools-dropdown-button",
+        title,
+        onClick: this.onShowThrottlingMenu,
+      },
+      dom.span({ className: "title" }, label)
+    );
+  }
+}
+
+module.exports = NetworkThrottlingMenu;