114 lines
3.7 KiB
TypeScript
114 lines
3.7 KiB
TypeScript
/**
|
|
* Copyright (c) 2016 The xterm.js authors. All rights reserved.
|
|
* @license MIT
|
|
*/
|
|
|
|
import { ISelectionService } from 'browser/services/Services';
|
|
|
|
/**
|
|
* Prepares text to be pasted into the terminal by normalizing the line endings
|
|
* @param text The pasted text that needs processing before inserting into the terminal
|
|
*/
|
|
export function prepareTextForTerminal(text: string): string {
|
|
return text.replace(/\r?\n/g, '\r');
|
|
}
|
|
|
|
/**
|
|
* Bracket text for paste, if necessary, as per https://cirw.in/blog/bracketed-paste
|
|
* @param text The pasted text to bracket
|
|
*/
|
|
export function bracketTextForPaste(text: string, bracketedPasteMode: boolean): string {
|
|
if (bracketedPasteMode) {
|
|
return '\x1b[200~' + text + '\x1b[201~';
|
|
}
|
|
return text;
|
|
}
|
|
|
|
/**
|
|
* Binds copy functionality to the given terminal.
|
|
* @param ev The original copy event to be handled
|
|
*/
|
|
export function copyHandler(ev: ClipboardEvent, selectionService: ISelectionService): void {
|
|
if (ev.clipboardData) {
|
|
ev.clipboardData.setData('text/plain', selectionService.selectionText);
|
|
}
|
|
// Prevent or the original text will be copied.
|
|
ev.preventDefault();
|
|
}
|
|
|
|
/**
|
|
* Redirect the clipboard's data to the terminal's input handler.
|
|
* @param ev The original paste event to be handled
|
|
* @param term The terminal on which to apply the handled paste event
|
|
*/
|
|
export function pasteHandler(ev: ClipboardEvent, textarea: HTMLTextAreaElement, bracketedPasteMode: boolean, triggerUserInput: (data: string) => void): void {
|
|
ev.stopPropagation();
|
|
|
|
let text: string;
|
|
|
|
const dispatchPaste = function(text: string): void {
|
|
text = prepareTextForTerminal(text);
|
|
text = bracketTextForPaste(text, bracketedPasteMode);
|
|
triggerUserInput(text);
|
|
textarea.value = '';
|
|
};
|
|
|
|
if (ev.clipboardData) {
|
|
text = ev.clipboardData.getData('text/plain');
|
|
dispatchPaste(text);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Moves the textarea under the mouse cursor and focuses it.
|
|
* @param ev The original right click event to be handled.
|
|
* @param textarea The terminal's textarea.
|
|
*/
|
|
export function moveTextAreaUnderMouseCursor(ev: MouseEvent, textarea: HTMLTextAreaElement, screenElement: HTMLElement): void {
|
|
|
|
// Calculate textarea position relative to the screen element
|
|
const pos = screenElement.getBoundingClientRect();
|
|
const left = ev.clientX - pos.left - 10;
|
|
const top = ev.clientY - pos.top - 10;
|
|
|
|
// Bring textarea at the cursor position
|
|
textarea.style.position = 'absolute';
|
|
textarea.style.width = '20px';
|
|
textarea.style.height = '20px';
|
|
textarea.style.left = `${left}px`;
|
|
textarea.style.top = `${top}px`;
|
|
textarea.style.zIndex = '1000';
|
|
|
|
textarea.focus();
|
|
|
|
// Reset the terminal textarea's styling
|
|
// Timeout needs to be long enough for click event to be handled.
|
|
setTimeout(() => {
|
|
textarea.style.position = null;
|
|
textarea.style.width = null;
|
|
textarea.style.height = null;
|
|
textarea.style.left = null;
|
|
textarea.style.top = null;
|
|
textarea.style.zIndex = null;
|
|
}, 200);
|
|
}
|
|
|
|
/**
|
|
* Bind to right-click event and allow right-click copy and paste.
|
|
* @param ev The original right click event to be handled.
|
|
* @param textarea The terminal's textarea.
|
|
* @param selectionService The terminal's selection manager.
|
|
* @param shouldSelectWord If true and there is no selection the current word will be selected
|
|
*/
|
|
export function rightClickHandler(ev: MouseEvent, textarea: HTMLTextAreaElement, screenElement: HTMLElement, selectionService: ISelectionService, shouldSelectWord: boolean): void {
|
|
moveTextAreaUnderMouseCursor(ev, textarea, screenElement);
|
|
|
|
if (shouldSelectWord && !selectionService.isClickInSelection(ev)) {
|
|
selectionService.selectWordAtCursor(ev);
|
|
}
|
|
|
|
// Get textarea ready to copy from the context menu
|
|
textarea.value = selectionService.selectionText;
|
|
textarea.select();
|
|
}
|