Add screensharing behind a feature flag

ts/components/CallingSelectPresentingSourcesModal.stories.tsx

@@ -0,0 +1,61 @@
+// Copyright 2021 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import React from 'react';
+import { storiesOf } from '@storybook/react';
+import { action } from '@storybook/addon-actions';
+
+import {
+  CallingSelectPresentingSourcesModal,
+  PropsType,
+} from './CallingSelectPresentingSourcesModal';
+
+import { setup as setupI18n } from '../../js/modules/i18n';
+import enMessages from '../../_locales/en/messages.json';
+
+const i18n = setupI18n('en', enMessages);
+
+const createProps = (): PropsType => ({
+  i18n,
+  presentingSourcesAvailable: [
+    {
+      id: 'screen',
+      name: 'Entire Screen',
+      thumbnail:
+        'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P/1PwAF8AL1sEVIPAAAAABJRU5ErkJggg==',
+    },
+    {
+      id: 'window:123',
+      name: 'Bozirro Airhorse',
+      thumbnail:
+        'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mP8z1D4HwAF5wJxzsNOIAAAAABJRU5ErkJggg==',
+    },
+    {
+      id: 'window:456',
+      name: 'Discoverer',
+      thumbnail:
+        'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mP8z8HwHwAFHQIIj4yLtgAAAABJRU5ErkJggg==',
+    },
+    {
+      id: 'window:789',
+      name: 'Signal Beta',
+      thumbnail: '',
+    },
+    {
+      id: 'window:xyz',
+      name: 'Window that has a really long name and overflows',
+      thumbnail:
+        'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+O/wHwAEhgJAyqFnAgAAAABJRU5ErkJggg==',
+    },
+  ],
+  setPresenting: action('set-presenting'),
+});
+
+const story = storiesOf(
+  'Components/CallingSelectPresentingSourcesModal',
+  module
+);
+
+story.add('Modal', () => {
+  return <CallingSelectPresentingSourcesModal {...createProps()} />;
+});