docs(picker-legacy): update angular to standalone (#3951)

Author: brandyscarney

static/usage/v8/picker-legacy/controller/angular/example_component_ts.md

@@ -1,10 +1,12 @@
 ```ts
 import { Component } from '@angular/core';
-import { PickerController } from '@ionic/angular';
+import { IonButton, PickerController } from '@ionic/angular/standalone';
 
 @Component({
   selector: 'app-example',
   templateUrl: 'example.component.html',
+  styleUrls: ['example.component.css'],
+  imports: [IonButton],
 })
 export class ExampleComponent {
   constructor(private pickerCtrl: PickerController) {}

static/usage/v8/picker-legacy/inline/isOpen/angular/example_component_ts.md

@@ -1,9 +1,19 @@
 ```ts
 import { Component } from '@angular/core';
+import { IonButton, IonPickerLegacy } from '@ionic/angular/standalone';
+
+interface PickerValue {
+  languages: {
+    text: string;
+    value: string;
+  };
+}
 
 @Component({
   selector: 'app-example',
   templateUrl: 'example.component.html',
+  styleUrls: ['example.component.css'],
+  imports: [IonButton, IonPickerLegacy],
 })
 export class ExampleComponent {
   isPickerOpen = false;
@@ -39,7 +49,7 @@ export class ExampleComponent {
     },
     {
       text: 'Confirm',
-      handler: (value) => {
+      handler: (value: PickerValue) => {
         console.log(`You selected: ${value.languages.value}`);
       },
     },

static/usage/v8/picker-legacy/inline/trigger/angular/example_component_ts.md

@@ -1,9 +1,19 @@
 ```ts
 import { Component } from '@angular/core';
+import { IonButton, IonPickerLegacy } from '@ionic/angular/standalone';
+
+interface PickerValue {
+  languages: {
+    text: string;
+    value: string;
+  };
+}
 
 @Component({
   selector: 'app-example',
   templateUrl: 'example.component.html',
+  styleUrls: ['example.component.css'],
+  imports: [IonButton, IonPickerLegacy],
 })
 export class ExampleComponent {
   public pickerColumns = [
@@ -37,7 +47,7 @@ export class ExampleComponent {
     },
     {
       text: 'Confirm',
-      handler: (value) => {
+      handler: (value: PickerValue) => {
         console.log(`You selected: ${value.languages.value}`);
       },
     },

static/usage/v8/picker-legacy/multiple-column/angular/example_component_ts.md

@@ -1,9 +1,27 @@
 ```ts
 import { Component } from '@angular/core';
+import { IonButton, IonPickerLegacy } from '@ionic/angular/standalone';
+
+interface PickerValue {
+  meat: {
+    text: string;
+    value: string;
+  };
+  veggies: {
+    text: string;
+    value: string;
+  };
+  crust: {
+    text: string;
+    value: string;
+  };
+}
 
 @Component({
   selector: 'app-example',
   templateUrl: 'example.component.html',
+  styleUrls: ['example.component.css'],
+  imports: [IonButton, IonPickerLegacy],
 })
 export class ExampleComponent {
   public pickerColumns = [
@@ -67,7 +85,7 @@ export class ExampleComponent {
     },
     {
       text: 'Confirm',
-      handler: (value) => {
+      handler: (value: PickerValue) => {
         console.log(`You selected a ${value.crust.text} pizza with ${value.meat.text} and ${value.veggies.text}`);
       },
     },