Introducting Switcher component

Signed-off-by: Alex Andreev <alex.andreev.email@gmail.com>

src/renderer/components/+preferences/preferences.tsx

@@ -17,6 +17,7 @@ import { HelmCharts } from "./helm-charts";
 import { KubectlBinaries } from "./kubectl-binaries";
 import { navigation } from "../../navigation";
 import { Tab, Tabs } from "../tabs";
+import { FormSwitch, Switcher } from "../switch";
 
 enum PreferencesTab {
   Application = "application",
@@ -137,11 +138,15 @@ export class Preferences extends React.Component {
 
             <section id="startup">
               <h2>Start-up</h2>
-              <SubTitle title="Automatic Start-up"/>
-              <Checkbox
+              <FormSwitch
+                control={
+                  <Switcher
+                    checked={preferences.openAtLogin}
+                    onChange={v => preferences.openAtLogin = v.target.checked}
+                    name="startup"
+                  />
+                }
                 label="Automatically start Lens on login"
-                value={preferences.openAtLogin}
-                onChange={v => preferences.openAtLogin = v}
               />
             </section>
           </section>

src/renderer/components/layout/page-layout.scss

@@ -133,6 +133,7 @@
           font-weight: 600;
           font-size: 14px;
           color: var(--textColorDimmed);
+          pointer-events: none;
         }
       }
     }

src/renderer/components/switch/form-switcher.tsx

@@ -0,0 +1,28 @@
+import React from "react";
+import FormControlLabel, { FormControlLabelProps } from "@material-ui/core/FormControlLabel";
+import { makeStyles } from "@material-ui/styles";
+
+const useStyles = makeStyles({
+  root: {
+    margin: 0,
+    "& .MuiTypography-root": {
+      fontSize: 14,
+      fontWeight: 500,
+      flex: 1,
+      color: "var(--textColorAccent)"
+    }
+  },
+});
+
+export function FormSwitch(props: FormControlLabelProps) {
+  const classes = useStyles();
+
+  return (
+    <FormControlLabel
+      control={props.control}
+      labelPlacement="start"
+      label={props.label}
+      className={classes.root}
+    />
+  );
+}

src/renderer/components/switch/index.ts

@@ -0,0 +1,2 @@
+export * from "./switcher";
+export * from "./form-switcher";

src/renderer/components/switch/switcher.tsx

@@ -0,0 +1,68 @@
+import React from "react";
+import { createStyles, withStyles, Theme } from "@material-ui/core/styles";
+import Switch, { SwitchClassKey, SwitchProps } from "@material-ui/core/Switch";
+
+interface Styles extends Partial<Record<SwitchClassKey, string>> {
+  focusVisible?: string;
+}
+
+interface Props extends SwitchProps {
+  classes: Styles;
+}
+
+export const Switcher = withStyles((theme: Theme) =>
+  createStyles({
+    root: {
+      width: 40,
+      height: 24,
+      padding: 0,
+      margin: "0 0 0 8px",
+    },
+    switchBase: {
+      padding: 1,
+      paddingLeft: 4,
+      "&$checked": {
+        transform: "translateX(14px)",
+        color: "white",
+        "& + $track": {
+          backgroundColor: "#52d869",
+          opacity: 1,
+          border: "none",
+        },
+      },
+      "&$focusVisible $thumb": {
+        color: "#52d869",
+        border: "6px solid #fff",
+      },
+    },
+    thumb: {
+      width: 18,
+      height: 18,
+      marginTop: 2,
+      boxShadow: "none"
+    },
+    track: {
+      borderRadius: 26 / 2,
+      backgroundColor: "#72767b",
+      opacity: 1,
+      transition: theme.transitions.create(["background-color", "border"]),
+    },
+    checked: {},
+    focusVisible: {},
+  }),
+)(({ classes, ...props }: Props) => {
+  return (
+    <Switch
+      focusVisibleClassName={classes.focusVisible}
+      disableRipple
+      classes={{
+        root: classes.root,
+        switchBase: classes.switchBase,
+        thumb: classes.thumb,
+        track: classes.track,
+        checked: classes.checked,
+      }}
+      {...props}
+    />
+  );
+});