You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
svelte/site/content/tutorial/06-bindings/12-component-bindings/app-b/Keypad.svelte

40 lines
988 B

<script>
import { createEventDispatcher } from 'svelte';
export let value = '';
const dispatch = createEventDispatcher();
const select = num => () => value += num;
const clear = () => value = '';
const submit = () => dispatch('submit');
</script>
<style>
.keypad {
display: grid;
grid-template-columns: repeat(3, 5em);
grid-template-rows: repeat(4, 3em);
grid-gap: 0.5em
}
button {
margin: 0
}
</style>
<div class="keypad">
<button on:click={select(1)}>1</button>
<button on:click={select(2)}>2</button>
<button on:click={select(3)}>3</button>
<button on:click={select(4)}>4</button>
<button on:click={select(5)}>5</button>
<button on:click={select(6)}>6</button>
<button on:click={select(7)}>7</button>
<button on:click={select(8)}>8</button>
<button on:click={select(9)}>9</button>
<button disabled={!value} on:click={clear}>clear</button>
<button on:click={select(0)}>0</button>
<button disabled={!value} on:click={submit}>submit</button>
</div>