Don't copy on selection when terminal find is focused

Fixes #151902

src/vs/workbench/contrib/terminal/browser/terminal.ts

@@ -842,6 +842,12 @@ export interface ITerminalInstance extends IBaseTerminalInstance {
 	 */
 	pasteSelection(): Promise<void>;
 
+	/**
+	 * Override the copy on selection feature with a custom value.
+	 * @param value Whether to enable copySelection.
+	 */
+	overrideCopyOnSelection(value: boolean): IDisposable;
+
 	/**
 	 * Send text to the terminal instance. The text is written to the stdin of the underlying pty
 	 * process (shell) of the terminal instance.

src/vs/workbench/contrib/terminal/browser/terminalInstance.ts

@@ -1745,12 +1745,24 @@ export class TerminalInstance extends Disposable implements ITerminalInstance {
 	private async _onSelectionChange(): Promise<void> {
 		this._onDidChangeSelection.fire(this);
 		if (this._configurationService.getValue(TerminalSettingId.CopyOnSelection)) {
+			if (this._overrideCopySelection === false) {
+				return;
+			}
 			if (this.hasSelection()) {
 				await this.copySelection();
 			}
 		}
 	}
 
+	private _overrideCopySelection: boolean | undefined = undefined;
+	overrideCopyOnSelection(value: boolean): IDisposable {
+		if (this._overrideCopySelection !== undefined) {
+			throw new Error('Cannot set a copy on selection override multiple times');
+		}
+		this._overrideCopySelection = value;
+		return toDisposable(() => this._overrideCopySelection = undefined);
+	}
+
 	@debounce(2000)
 	private async _updateProcessCwd(): Promise<void> {
 		if (this.isDisposed || this.shellLaunchConfig.customPtyImplementation) {

src/vs/workbench/contrib/terminalContrib/find/browser/terminalFindWidget.ts

@@ -17,6 +17,7 @@ import type { ISearchOptions } from '@xterm/addon-search';
 import { TerminalCommandId } from 'vs/workbench/contrib/terminal/common/terminal';
 import { IClipboardService } from 'vs/platform/clipboard/common/clipboardService';
 import { openContextMenu } from 'vs/workbench/contrib/terminalContrib/find/browser/textInputContextMenu';
+import { IDisposable } from 'vs/base/common/lifecycle';
 
 const TERMINAL_FIND_WIDGET_INITIAL_WIDTH = 419;
 
@@ -25,6 +26,8 @@ export class TerminalFindWidget extends SimpleFindWidget {
 	private _findWidgetFocused: IContextKey<boolean>;
 	private _findWidgetVisible: IContextKey<boolean>;
 
+	private _overrideCopyOnSelectionDisposable: IDisposable | undefined;
+
 	constructor(
 		private _instance: ITerminalInstance | IDetachedTerminalInstance,
 		@IContextViewService _contextViewService: IContextViewService,
@@ -143,10 +146,14 @@ export class TerminalFindWidget extends SimpleFindWidget {
 	}
 
 	protected _onFocusTrackerFocus() {
+		if ('overrideCopyOnSelection' in this._instance) {
+			this._overrideCopyOnSelectionDisposable = this._instance.overrideCopyOnSelection(false);
+		}
 		this._findWidgetFocused.set(true);
 	}
 
 	protected _onFocusTrackerBlur() {
+		this._overrideCopyOnSelectionDisposable?.dispose();
 		this._instance.xterm?.clearActiveSearchDecoration();
 		this._findWidgetFocused.reset();
 	}