Update paste and drop samples for latest API in VS Code insiders

document-paste/src/extension.ts

@@ -11,19 +11,20 @@ class CopyCountPasteEditProvider implements vscode.DocumentPasteEditProvider {
 
 	prepareDocumentPaste?(
 		_document: vscode.TextDocument,
-		_range: vscode.Range,
+		_ranges: readonly vscode.Range[],
 		dataTransfer: vscode.DataTransfer,
 		_token: vscode.CancellationToken
-	): void | Thenable<void> { 
+	): void | Thenable<void> {
 		dataTransfer.set(this.countMimeTypes, new vscode.DataTransferItem(this.count++));
+		dataTransfer.set('text/plain', new vscode.DataTransferItem(this.count++));
 	}
-	
+
 	async provideDocumentPasteEdits(
 		_document: vscode.TextDocument,
-		range: vscode.Range,
+		_ranges: readonly vscode.Range[],
 		dataTransfer: vscode.DataTransfer,
-		token: vscode.CancellationToken
-	) {
+		_token: vscode.CancellationToken
+	): Promise<vscode.DocumentPasteEdit | undefined> {
 		const countDataTransferItem = dataTransfer.get(this.countMimeTypes)
 		if (!countDataTransferItem) {
 			return undefined;
@@ -36,13 +37,12 @@ class CopyCountPasteEditProvider implements vscode.DocumentPasteEditProvider {
 
 		const count = await countDataTransferItem.asString();
 		const text = await textDataTransferItem.asString();
-		
 
 		// Build a snippet to insert
 		const snippet = new vscode.SnippetString();
 		snippet.appendText(`(copy #${count}) ${text}`);
 
-		return new vscode.SnippetTextEdit(range, snippet);
+		return { insertText: snippet }
 	}
 }
 
@@ -51,5 +51,7 @@ export function activate(context: vscode.ExtensionContext) {
 	const selector: vscode.DocumentSelector = { language: 'plaintext' };
 
 	// Register our provider
-	context.subscriptions.push(vscode.languages.registerDocumentPasteEditProvider(selector, new CopyCountPasteEditProvider()));
+	context.subscriptions.push(vscode.languages.registerDocumentPasteEditProvider(selector, new CopyCountPasteEditProvider(), {
+		pasteMimeTypes: ['text/plain'],
+	}));
 }

document-paste/src/vscode.proposed.documentPaste.d.ts

@@ -19,11 +19,11 @@ declare module 'vscode' {
 		 * a {@link DataTransfer} and is passed back to the provider in {@link provideDocumentPasteEdits}.
 		 *
 		 * @param document Document where the copy took place.
-		 * @param range Range being copied in the `document`.
+		 * @param ranges Ranges being copied in the `document`.
 		 * @param dataTransfer The data transfer associated with the copy. You can store additional values on this for later use in  {@link provideDocumentPasteEdits}.
 		 * @param token A cancellation token.
 		 */
-		prepareDocumentPaste?(document: TextDocument, range: Range, dataTransfer: DataTransfer, token: CancellationToken): void | Thenable<void>;
+		prepareDocumentPaste?(document: TextDocument, ranges: readonly Range[], dataTransfer: DataTransfer, token: CancellationToken): void | Thenable<void>;
 
 		/**
 		 * Invoked before the user pastes into a document.
@@ -31,16 +31,40 @@ declare module 'vscode' {
 		 * In this method, extensions can return a workspace edit that replaces the standard pasting behavior.
 		 *
 		 * @param document Document being pasted into
-		 * @param range Currently selected range in the document.
+		 * @param ranges Currently selected ranges in the document.
 		 * @param dataTransfer The data transfer associated with the paste.
 		 * @param token A cancellation token.
 		 *
 		 * @return Optional workspace edit that applies the paste. Return undefined to use standard pasting.
 		 */
-		provideDocumentPasteEdits(document: TextDocument, range: Range, dataTransfer: DataTransfer, token: CancellationToken): ProviderResult<WorkspaceEdit | SnippetTextEdit>;
+		provideDocumentPasteEdits(document: TextDocument, ranges: readonly Range[], dataTransfer: DataTransfer, token: CancellationToken): ProviderResult<DocumentPasteEdit>;
+	}
+
+	/**
+	 * An operation applied on paste
+	 */
+	interface DocumentPasteEdit {
+		/**
+		 * The text or snippet to insert at the pasted locations.
+		 */
+		readonly insertText: string | SnippetString;
+
+		/**
+		 * An optional additional edit to apply on paste.
+		 */
+		readonly additionalEdit?: WorkspaceEdit;
+	}
+
+	interface DocumentPasteProviderMetadata {
+		/**
+		 * Mime types that `provideDocumentPasteEdits` should be invoked for.
+		 *
+		 * Use the special `files` mimetype to indicate the provider should be invoked if any files are present in the `DataTransfer`.
+		 */
+		readonly pasteMimeTypes: readonly string[];
 	}
 
 	namespace languages {
-		export function registerDocumentPasteEditProvider(selector: DocumentSelector, provider: DocumentPasteEditProvider): Disposable;
+		export function registerDocumentPasteEditProvider(selector: DocumentSelector, provider: DocumentPasteEditProvider, metadata: DocumentPasteProviderMetadata): Disposable;
 	}
 }

document-paste/src/vscode.proposed.textEditorDrop.d.ts

@@ -1,47 +0,0 @@
-/*---------------------------------------------------------------------------------------------
- *  Copyright (c) Microsoft Corporation. All rights reserved.
- *  Licensed under the MIT License. See License.txt in the project root for license information.
- *--------------------------------------------------------------------------------------------*/
-
-declare module 'vscode' {
-
-	// https://github.com/microsoft/vscode/issues/142990
-
-	export class SnippetTextEdit {
-		snippet: SnippetString;
-		range: Range;
-		constructor(range: Range, snippet: SnippetString);
-	}
-
-	/**
-	 * Provider which handles dropping of resources into a text editor.
-	 *
-	 * The user can drop into a text editor by holding down `shift` while dragging. Requires `workbench.experimental.editor.dropIntoEditor.enabled` to be on.
-	 */
-	export interface DocumentOnDropEditProvider {
-		/**
-		 * Provide edits which inserts the content being dragged and dropped into the document.
-		 *
-		 * @param document The document in which the drop occurred.
-		 * @param position The position in the document where the drop occurred.
-		 * @param dataTransfer A {@link DataTransfer} object that holds data about what is being dragged and dropped.
-		 * @param token A cancellation token.
-		 *
-		 * @return A {@link SnippetTextEdit} or a thenable that resolves to such. The lack of a result can be
-		 * signaled by returning `undefined` or `null`.
-		 */
-		provideDocumentOnDropEdits(document: TextDocument, position: Position, dataTransfer: DataTransfer, token: CancellationToken): ProviderResult<SnippetTextEdit>;
-	}
-
-	export namespace languages {
-		/**
-		 * Registers a new {@link DocumentOnDropEditProvider}.
-		 *
-		 * @param selector A selector that defines the documents this provider applies to.
-		 * @param provider A drop provider.
-		 *
-		 * @return A {@link Disposable} that unregisters this provider when disposed of.
-		 */
-		export function registerDocumentOnDropEditProvider(selector: DocumentSelector, provider: DocumentOnDropEditProvider): Disposable;
-	}
-}