File size: 2,519 Bytes
2b06d1d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 | <script lang="ts">
import { BaseButton } from "@gradio/button/static";
import { createEventDispatcher } from "svelte";
import type { FileData } from "@gradio/upload";
export let elem_id = "";
export let elem_classes: string[] = [];
export let visible = true;
export let file_count: string;
export let file_types: string[] = [];
export let include_file_metadata = true;
export let size: "sm" | "lg" = "lg";
export let scale: number | null = null;
export let min_width: number | undefined = undefined;
export let variant: "primary" | "secondary" | "stop" = "secondary";
export let label: string;
export let disabled = false;
let hidden_upload: HTMLInputElement;
const dispatch = createEventDispatcher();
let accept_file_types: string | null;
if (file_types == null) {
accept_file_types = null;
} else {
file_types = file_types.map((x) => {
if (x.startsWith(".")) {
return x;
}
return x + "/*";
});
accept_file_types = file_types.join(", ");
}
function openFileUpload(): void {
hidden_upload.click();
}
function loadFiles(files: FileList): void {
let _files: File[] = Array.from(files);
if (!files.length) {
return;
}
if (file_count === "single") {
_files = [files[0]];
}
var all_file_data: (FileData | File)[] = [];
_files.forEach((f, i) => {
all_file_data[i] = include_file_metadata
? {
name: f.name,
size: f.size,
data: "",
blob: f
}
: f;
if (
all_file_data.filter((x) => x !== undefined).length === files.length
) {
dispatch(
"load",
file_count == "single" ? all_file_data[0] : all_file_data
);
}
});
}
function loadFilesFromUpload(e: Event): void {
const target = e.target as HTMLInputElement;
if (!target.files) {
return;
}
loadFiles(target.files);
}
function clearInputValue(e: Event): void {
const target = e.target as HTMLInputElement;
if (target.value) target.value = "";
}
</script>
<input
class="hide"
accept={accept_file_types}
type="file"
bind:this={hidden_upload}
on:change={loadFilesFromUpload}
on:click={clearInputValue}
multiple={file_count === "multiple" || undefined}
webkitdirectory={file_count === "directory" || undefined}
mozdirectory={file_count === "directory" || undefined}
data-testid="{label}-upload-button"
/>
<BaseButton
{size}
{variant}
{elem_id}
{elem_classes}
{visible}
on:click={openFileUpload}
{scale}
{min_width}
{disabled}
>
<slot />
</BaseButton>
<style>
.hide {
display: none;
}
</style>
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