Add dark mode toggle to gallery cards

gallery/src/components/demo-cards.js

@@ -5,11 +5,16 @@ import { PolymerElement } from "@polymer/polymer/polymer-element";
 import "../../../src/components/ha-switch";
 import "../../../src/components/ha-formfield";
 import "./demo-card";
+import { applyThemesOnElement } from "../../../src/common/dom/apply_themes_on_element";
 
 class DemoCards extends PolymerElement {
   static get template() {
     return html`
       <style>
+        #container {
+          min-height: calc(100vh - 128px);
+          background: var(--primary-background-color);
+        }
         .cards {
           display: flex;
           flex-wrap: wrap;
@@ -24,23 +29,31 @@ class DemoCards extends PolymerElement {
         .filters {
           margin-left: 60px;
         }
+        ha-formfield {
+          margin-right: 16px;
+        }
       </style>
       <app-toolbar>
         <div class="filters">
           <ha-formfield label="Show config">
             <ha-switch checked="[[_showConfig]]" on-change="_showConfigToggled">
             </ha-switch>
           </ha-formfield>
+          <ha-formfield label="Dark theme">
+            <ha-switch on-change="_darkThemeToggled"> </ha-switch>
+          </ha-formfield>
         </div>
       </app-toolbar>
-      <div class="cards">
-        <template is="dom-repeat" items="[[configs]]">
-          <demo-card
-            config="[[item]]"
-            show-config="[[_showConfig]]"
-            hass="[[hass]]"
-          ></demo-card>
-        </template>
+      <div id="container">
+        <div class="cards">
+          <template is="dom-repeat" items="[[configs]]">
+            <demo-card
+              config="[[item]]"
+              show-config="[[_showConfig]]"
+              hass="[[hass]]"
+            ></demo-card>
+          </template>
+        </div>
       </div>
     `;
   }
@@ -59,6 +72,12 @@ class DemoCards extends PolymerElement {
   _showConfigToggled(ev) {
     this._showConfig = ev.target.checked;
   }
+
+  _darkThemeToggled(ev) {
+    applyThemesOnElement(this.$.container, { themes: {} }, "default", {
+      dark: ev.target.checked,
+    });
+  }
 }
 
 customElements.define("demo-cards", DemoCards);

gallery/src/components/demo-more-info.js

@@ -3,7 +3,7 @@ import { html } from "@polymer/polymer/lib/utils/html-tag";
 import { PolymerElement } from "@polymer/polymer/polymer-element";
 import "../../../src/components/ha-card";
 import "../../../src/state-summary/state-card-content";
-import "./more-info-content";
+import "../../../src/dialogs/more-info/more-info-content";
 
 class DemoMoreInfo extends PolymerElement {
   static get template() {
@@ -16,15 +16,12 @@ class DemoMoreInfo extends PolymerElement {
 
         ha-card {
           width: 333px;
+          padding: 20px 24px;
         }
 
         state-card-content {
           display: block;
-          padding: 16px;
-        }
-
-        more-info-content {
-          padding: 0 16px;
+          margin-bottom: 16px;
         }
 
         pre {

gallery/src/demos/demo-hui-alarm-panel-card.ts

@@ -15,6 +15,10 @@ const ENTITIES = [
   getEntity("alarm_control_panel", "unavailable", "unavailable", {
     friendly_name: "Alarm",
   }),
+  getEntity("alarm_control_panel", "alarm_code", "disarmed", {
+    friendly_name: "Alarm",
+    code_format: "number",
+  }),
 ];
 
 const CONFIGS = [
@@ -30,7 +34,14 @@ const CONFIGS = [
     config: `
 - type: alarm-panel
   entity: alarm_control_panel.alarm_armed
-  title: My Alarm
+  name: My Alarm
+    `,
+  },
+  {
+    heading: "Code Example",
+    config: `
+- type: alarm-panel
+  entity: alarm_control_panel.alarm_code
     `,
   },
   {
@@ -83,8 +94,12 @@ class DemoAlarmPanelEntity extends PolymerElement {
 
   public ready() {
     super.ready();
+    this._setupDemo();
+  }
+
+  private async _setupDemo() {
     const hass = provideHass(this.$.demos);
-    hass.updateTranslations(null, "en");
+    await hass.updateTranslations(null, "en");
     hass.addEntities(ENTITIES);
   }
 }

gallery/src/demos/demo-hui-entity-button-card.ts

@@ -98,4 +98,4 @@ class DemoButtonEntity extends PolymerElement {
   }
 }
 
-customElements.define("demo-hui-button-card", DemoButtonEntity);
+customElements.define("demo-hui-entity-button-card", DemoButtonEntity);

gallery/src/demos/demo-more-info-light.ts

@@ -6,7 +6,7 @@ import { SUPPORT_BRIGHTNESS } from "../../../src/data/light";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-more-infos";
-import "../components/more-info-content";
+import "../../../src/dialogs/more-info/more-info-content";
 
 const ENTITIES = [
   getEntity("light", "bed_light", "on", {
@@ -40,8 +40,12 @@ class DemoMoreInfoLight extends PolymerElement {
 
   public ready() {
     super.ready();
+    this._setupDemo();
+  }
+
+  private async _setupDemo() {
     const hass = provideHass(this);
-    hass.updateTranslations(null, "en");
+    await hass.updateTranslations(null, "en");
     hass.addEntities(ENTITIES);
   }
 }

src/dialogs/more-info/ha-more-info-dialog.ts

@@ -17,14 +17,10 @@ import {
   DOMAINS_MORE_INFO_NO_HISTORY,
   DOMAINS_WITH_MORE_INFO,
 } from "../../common/const";
-import { dynamicElement } from "../../common/dom/dynamic-element-directive";
 import { fireEvent } from "../../common/dom/fire_event";
 import { computeDomain } from "../../common/entity/compute_domain";
 import { computeStateName } from "../../common/entity/compute_state_name";
-import {
-  stateMoreInfoType,
-  importMoreInfoControl,
-} from "./state_more_info_control";
+
 import { navigate } from "../../common/navigate";
 import "../../components/ha-dialog";
 import "../../components/ha-header-bar";
@@ -39,6 +35,7 @@ import "./ha-more-info-history";
 import "./ha-more-info-logbook";
 import "./controls/more-info-default";
 import { CONTINUOUS_DOMAINS } from "../../data/logbook";
+import "./more-info-content";
 
 const DOMAINS_NO_INFO = ["camera", "configurator"];
 /**
@@ -63,8 +60,6 @@ export class MoreInfoDialog extends LitElement {
 
   @internalProperty() private _entityId?: string | null;
 
-  @internalProperty() private _moreInfoType?: string;
-
   @internalProperty() private _currTabIndex = 0;
 
   public showDialog(params: MoreInfoDialogParams) {
@@ -74,18 +69,6 @@ export class MoreInfoDialog extends LitElement {
       return;
     }
     this.large = false;
-
-    const stateObj = this.hass.states[this._entityId];
-    if (!stateObj) {
-      return;
-    }
-    if (stateObj.attributes && "custom_ui_more_info" in stateObj.attributes) {
-      this._moreInfoType = stateObj.attributes.custom_ui_more_info;
-    } else {
-      const type = stateMoreInfoType(stateObj);
-      importMoreInfoControl(type);
-      this._moreInfoType = type === "hidden" ? undefined : `more-info-${type}`;
-    }
   }
 
   public closeDialog() {
@@ -218,12 +201,10 @@ export class MoreInfoDialog extends LitElement {
                         .hass=${this.hass}
                         .entityId=${this._entityId}
                       ></ha-more-info-logbook>`}
-                  ${this._moreInfoType
-                    ? dynamicElement(this._moreInfoType, {
-                        hass: this.hass,
-                        stateObj,
-                      })
-                    : ""}
+                  <more-info-content
+                    .stateObj=${stateObj}
+                    .hass=${this.hass}
+                  ></more-info-content>
                   ${stateObj.attributes.restored
                     ? html`
                         <p>

src/dialogs/more-info/more-info-content.ts

@@ -0,0 +1,57 @@
+import { HassEntity } from "home-assistant-js-websocket";
+import { property, PropertyValues, UpdatingElement } from "lit-element";
+
+import { HomeAssistant } from "../../types";
+import dynamicContentUpdater from "../../common/dom/dynamic_content_updater";
+import { stateMoreInfoType } from "./state_more_info_control";
+import { importMoreInfoControl } from "../../panels/lovelace/custom-card-helpers";
+
+class MoreInfoContent extends UpdatingElement {
+  @property({ attribute: false }) public hass?: HomeAssistant;
+
+  @property() public stateObj?: HassEntity;
+
+  private _detachedChild?: ChildNode;
+
+  // This is not a lit element, but an updating element, so we implement update
+  protected update(changedProps: PropertyValues): void {
+    super.update(changedProps);
+    const stateObj = this.stateObj;
+    const hass = this.hass;
+
+    if (!stateObj || !hass) {
+      if (this.lastChild) {
+        this._detachedChild = this.lastChild;
+        // Detach child to prevent it from doing work.
+        this.removeChild(this.lastChild);
+      }
+      return;
+    }
+
+    if (this._detachedChild) {
+      this.appendChild(this._detachedChild);
+      this._detachedChild = undefined;
+    }
+
+    let moreInfoType: string | undefined;
+
+    if (stateObj.attributes && "custom_ui_more_info" in stateObj.attributes) {
+      moreInfoType = stateObj.attributes.custom_ui_more_info;
+    } else {
+      const type = stateMoreInfoType(stateObj);
+      importMoreInfoControl(type);
+      moreInfoType = type === "hidden" ? undefined : `more-info-${type}`;
+    }
+
+    if (!moreInfoType) {
+      return;
+    }
+
+    dynamicContentUpdater(this, moreInfoType.toUpperCase(), {
+      hass,
+      stateObj,
+    });
+  }
+}
+
+customElements.define("more-info-content", MoreInfoContent);