1 files changed, 127 insertions, 0 deletions
diff --git a/addon-sdk/source/lib/sdk/ui/button/toggle.js b/addon-sdk/source/lib/sdk/ui/button/toggle.js
new file mode 100644
index 000000000..a226b3212
--- /dev/null
+++ b/addon-sdk/source/lib/sdk/ui/button/toggle.js
@@ -0,0 +1,127 @@
+/* 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';
+
+module.metadata = {
+  'stability': 'experimental',
+  'engines': {
+    'Firefox': '> 28'
+  }
+};
+
+const { Class } = require('../../core/heritage');
+const { merge } = require('../../util/object');
+const { Disposable } = require('../../core/disposable');
+const { on, off, emit, setListeners } = require('../../event/core');
+const { EventTarget } = require('../../event/target');
+const { getNodeView } = require('../../view/core');
+
+const view = require('./view');
+const { toggleButtonContract, toggleStateContract } = require('./contract');
+const { properties, render, state, register, unregister,
+  setStateFor, getStateFor, getDerivedStateFor } = require('../state');
+const { events: stateEvents } = require('../state/events');
+const { events: viewEvents } = require('./view/events');
+const events = require('../../event/utils');
+
+const { getActiveTab } = require('../../tabs/utils');
+
+const { id: addonID } = require('../../self');
+const { identify } = require('../id');
+
+const buttons = new Map();
+
+const toWidgetId = id =>
+  ('toggle-button--' + addonID.toLowerCase()+ '-' + id).
+    replace(/[^a-z0-9_-]/g, '');
+
+const ToggleButton = Class({
+  extends: EventTarget,
+  implements: [
+    properties(toggleStateContract),
+    state(toggleStateContract),
+    Disposable
+  ],
+  setup: function setup(options) {
+    let state = merge({
+      disabled: false,
+      checked: false
+    }, toggleButtonContract(options));
+
+    let id = toWidgetId(options.id);
+
+    register(this, state);
+
+    // Setup listeners.
+    setListeners(this, options);
+
+    buttons.set(id, this);
+
+    view.create(merge({ type: 'checkbox' }, state, { id: id }));
+  },
+
+  dispose: function dispose() {
+    let id = toWidgetId(this.id);
+    buttons.delete(id);
+
+    off(this);
+
+    view.dispose(id);
+
+    unregister(this);
+  },
+
+  get id() {
+    return this.state().id;
+  },
+
+  click: function click() {
+    return view.click(toWidgetId(this.id));
+  }
+});
+exports.ToggleButton = ToggleButton;
+
+identify.define(ToggleButton, ({id}) => toWidgetId(id));
+
+getNodeView.define(ToggleButton, button =>
+  view.nodeFor(toWidgetId(button.id))
+);
+
+var toggleButtonStateEvents = events.filter(stateEvents,
+  e => e.target instanceof ToggleButton);
+
+var toggleButtonViewEvents = events.filter(viewEvents,
+  e => buttons.has(e.target));
+
+var clickEvents = events.filter(toggleButtonViewEvents, e => e.type === 'click');
+var updateEvents = events.filter(toggleButtonViewEvents, e => e.type === 'update');
+
+on(toggleButtonStateEvents, 'data', ({target, window, state}) => {
+  let id = toWidgetId(target.id);
+
+  view.setIcon(id, window, state.icon);
+  view.setLabel(id, window, state.label);
+  view.setDisabled(id, window, state.disabled);
+  view.setChecked(id, window, state.checked);
+  view.setBadge(id, window, state.badge, state.badgeColor);
+});
+
+on(clickEvents, 'data', ({target: id, window, checked }) => {
+  let button = buttons.get(id);
+  let windowState = getStateFor(button, window);
+
+  let newWindowState = merge({}, windowState, { checked: checked });
+
+  setStateFor(button, window, newWindowState);
+
+  let state = getDerivedStateFor(button, getActiveTab(window));
+
+  emit(button, 'click', state);
+
+  emit(button, 'change', state);
+});
+
+on(updateEvents, 'data', ({target: id, window}) => {
+  render(buttons.get(id), window);
+});