Graphite/frontend/src/components/widgets/inputs/TextInput.svelte

111 lines
2.9 KiB
Svelte

<script lang="ts">
import { createEventDispatcher } from "svelte";
import FieldInput from "/src/components/widgets/inputs/FieldInput.svelte";
import type { ActionShortcut } from "/wrapper/pkg/graphite_wasm_wrapper";
const dispatch = createEventDispatcher<{ commitText: string }>();
// Content
export let value: string;
export let label: string | undefined = undefined;
export let placeholder: string | undefined = undefined;
export let disabled = false;
// Styling
export let narrow = false;
export let centered = false;
// Sizing
export let minWidth = 0;
export let maxWidth = 0;
// Tooltips
export let tooltipLabel: string | undefined = undefined;
export let tooltipDescription: string | undefined = undefined;
export let tooltipShortcut: ActionShortcut | undefined = undefined;
let className = "";
export { className as class };
export let classes: Record<string, boolean> = {};
let self: FieldInput | undefined;
let editing = false;
function onTextFocused() {
editing = true;
self?.selectAllText(value);
}
// Called only when `value` is changed from the <input> element via user input and committed, either with the
// enter key (via the `change` event) or when the <input> element is unfocused (with the `blur` event binding)
function onTextChanged() {
// The `unFocus()` call in `onTextChangeCanceled()` causes itself to be run again, so this if statement skips a second run
if (!editing) return;
// Capture before `onTextChangeCanceled` blurs the input
const currentValue = self?.getValue();
onTextChangeCanceled();
// Only commit on a real edit, so a blur fired when the focused input is removed from the DOM (e.g., from a picker closing
// during hover transfer) doesn't round-trip the original value back to the backend and overwrite concurrent state.
if (self && currentValue !== undefined && currentValue !== value) {
dispatch("commitText", currentValue);
}
// Required if value is not changed by the parent component upon update:value event
self?.setInputElementValue(self.getValue());
}
function onTextChangeCanceled() {
editing = false;
self?.unFocus();
}
export function focus() {
self?.focus();
}
export function element(): HTMLInputElement | HTMLTextAreaElement | undefined {
return self?.element();
}
</script>
<FieldInput
class={`text-input ${className}`.trim()}
classes={{ centered, ...classes }}
styles={{
...(minWidth > 0 ? { "min-width": `${minWidth}px` } : {}),
...(maxWidth > 0 ? { "max-width": `${maxWidth}px` } : {}),
}}
{value}
on:value
on:textFocused={onTextFocused}
on:textChanged={onTextChanged}
on:textChangeCanceled={onTextChangeCanceled}
spellcheck={true}
{label}
{disabled}
{narrow}
{tooltipLabel}
{tooltipDescription}
{tooltipShortcut}
{placeholder}
bind:this={self}
/>
<style lang="scss">
.text-input {
flex-shrink: 0;
input {
text-align: left;
}
&.centered {
input:not(:focus) {
text-align: center;
}
}
}
</style>