js-file/html/monaco-editor/esm/vs/editor/browser/dnd.js
2022-09-29 16:48:09 +08:00

78 lines
3.7 KiB
JavaScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
import { DataTransfers } from '../../base/browser/dnd.js';
import { distinct } from '../../base/common/arrays.js';
import { createFileDataTransferItem, createStringDataTransferItem, VSDataTransfer } from '../../base/common/dataTransfer.js';
import { Mimes } from '../../base/common/mime.js';
import { URI } from '../../base/common/uri.js';
import { CodeDataTransfers, extractEditorsDropData } from '../../platform/dnd/browser/dnd.js';
export function toVSDataTransfer(dataTransfer) {
const vsDataTransfer = new VSDataTransfer();
for (const item of dataTransfer.items) {
const type = item.type;
if (item.kind === 'string') {
const asStringValue = new Promise(resolve => item.getAsString(resolve));
vsDataTransfer.append(type, createStringDataTransferItem(asStringValue));
}
else if (item.kind === 'file') {
const file = item.getAsFile();
if (file) {
vsDataTransfer.append(type, createFileDataTransferItemFromFile(file));
}
}
}
return vsDataTransfer;
}
export function createFileDataTransferItemFromFile(file) {
const uri = file.path ? URI.parse(file.path) : undefined;
return createFileDataTransferItem(file.name, uri, () => __awaiter(this, void 0, void 0, function* () {
return new Uint8Array(yield file.arrayBuffer());
}));
}
const INTERNAL_DND_MIME_TYPES = Object.freeze([
CodeDataTransfers.EDITORS,
CodeDataTransfers.FILES,
DataTransfers.RESOURCES,
]);
export function addExternalEditorsDropData(dataTransfer, dragEvent, overwriteUriList = false) {
var _a;
if (dragEvent.dataTransfer && (overwriteUriList || !dataTransfer.has(Mimes.uriList))) {
const editorData = extractEditorsDropData(dragEvent)
.filter(input => input.resource)
.map(input => input.resource.toString());
// Also add in the files
for (const item of (_a = dragEvent.dataTransfer) === null || _a === void 0 ? void 0 : _a.items) {
const file = item.getAsFile();
if (file) {
editorData.push(file.path ? URI.file(file.path).toString() : file.name);
}
}
if (editorData.length) {
dataTransfer.replace(Mimes.uriList, createStringDataTransferItem(UriList.create(editorData)));
}
}
for (const internal of INTERNAL_DND_MIME_TYPES) {
dataTransfer.delete(internal);
}
}
export const UriList = Object.freeze({
// http://amundsen.com/hypermedia/urilist/
create: (entries) => {
return distinct(entries.map(x => x.toString())).join('\r\n');
},
parse: (str) => {
return str.split('\r\n').filter(value => !value.startsWith('#'));
}
});