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Start to implement drop into editor feature
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| /*--------------------------------------------------------------------------------------------- | ||
| * Copyright (c) Microsoft Corporation. All rights reserved. | ||
| * Licensed under the MIT License. See License.txt in the project root for license information. | ||
| *--------------------------------------------------------------------------------------------*/ | ||
|
|
||
| import * as path from 'path' | ||
| import * as vscode from 'vscode' | ||
| import * as URI from 'vscode-uri' | ||
|
|
||
| const imageFileExtensions = new Set<string>([ | ||
| '.bmp', | ||
| '.gif', | ||
| '.ico', | ||
| '.jpe', | ||
| '.jpeg', | ||
| '.jpg', | ||
| '.png', | ||
| '.psd', | ||
| '.svg', | ||
| '.tga', | ||
| '.tif', | ||
| '.tiff', | ||
| '.webp', | ||
| ]) | ||
|
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| export class DropImageIntoEditorProvider implements vscode.DocumentDropEditProvider { | ||
| async provideDocumentDropEdits (document: vscode.TextDocument, | ||
| _position: vscode.Position, | ||
| dataTransfer: vscode.DataTransfer, | ||
| token: vscode.CancellationToken): Promise<vscode.DocumentDropEdit | undefined> { | ||
| // Check if drop config is enabled | ||
| const enabled = vscode.workspace.getConfiguration('asciidoc', document).get('editor.drop.enabled', true) | ||
| if (!enabled) { | ||
| return undefined | ||
| } | ||
|
|
||
| // Return the text or snippet to insert at the drop location. | ||
| const snippet = await tryGetUriListSnippet(document, dataTransfer, token) | ||
| return snippet ? new vscode.DocumentDropEdit(snippet) : undefined | ||
| } | ||
| } | ||
|
|
||
| async function tryGetUriListSnippet (document: vscode.TextDocument, | ||
| dataTransfer: vscode.DataTransfer, | ||
| token: vscode.CancellationToken): Promise<vscode.SnippetString | undefined> { | ||
| // Get droped files uris | ||
| const urlList = await dataTransfer.get('text/uri-list')?.asString() | ||
| if (!urlList || token.isCancellationRequested) { | ||
| return undefined | ||
| } | ||
|
|
||
| const uris: vscode.Uri[] = [] | ||
| for (const resource of urlList.split('\n')) { | ||
| uris.push(vscode.Uri.parse(resource.replace('\r', ''))) | ||
| } | ||
|
|
||
| if (!uris.length) { | ||
| return | ||
| } | ||
| // Drop location uri | ||
| const docUri = document.uri | ||
|
|
||
| const snippet = new vscode.SnippetString() | ||
|
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| // Get uri for each uris list value | ||
| uris.forEach((uri, i) => { | ||
| const imagePath = docUri.scheme === uri.scheme && docUri.authority === uri.authority | ||
| ? encodeURI(path.relative(URI.Utils.dirname(docUri).fsPath, uri.fsPath).replace(/\\/g, '/')) | ||
| : uri.toString(false) | ||
|
|
||
| // Check that the droped file is an image | ||
| const ext = URI.Utils.extname(uri).toLowerCase() | ||
| snippet.appendText(imageFileExtensions.has(ext) ? `image::${imagePath}[]` : '') | ||
|
|
||
| // Add a line break if multiple droped documents | ||
| if (i <= uris.length - 1 && uris.length > 1) { | ||
| snippet.appendText('\n') | ||
| } | ||
| }) | ||
| return snippet | ||
| } |