forked from xtermjs/xterm.js
/
Types.ts
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/
Types.ts
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/**
* Copyright (c) 2017 The xterm.js authors. All rights reserved.
* @license MIT
*/
import { Terminal as PublicTerminal, ITerminalOptions as IPublicTerminalOptions, IEventEmitter, IDisposable } from 'xterm';
import { IColorSet, IRenderer } from './renderer/Types';
import { IMouseZoneManager } from './ui/Types';
import { ICharset } from './core/Types';
import { ICircularList } from './common/Types';
export type CustomKeyEventHandler = (event: KeyboardEvent) => boolean;
export type CharData = [number, string, number, number];
export type LineData = CharData[];
export type LinkMatcherHandler = (event: MouseEvent, uri: string) => void;
export type LinkMatcherValidationCallback = (uri: string, callback: (isValid: boolean) => void) => void;
export type CharacterJoinerHandler = (text: string) => [number, number][];
// BufferIndex denotes a position in the buffer: [rowIndex, colIndex]
export type BufferIndex = [number, number];
export const enum LinkHoverEventTypes {
HOVER = 'linkhover',
TOOLTIP = 'linktooltip',
LEAVE = 'linkleave'
}
/**
* This interface encapsulates everything needed from the Terminal by the
* InputHandler. This cleanly separates the large amount of methods needed by
* InputHandler cleanly from the ITerminal interface.
*/
export interface IInputHandlingTerminal extends IEventEmitter {
element: HTMLElement;
options: ITerminalOptions;
cols: number;
rows: number;
charset: ICharset;
gcharset: number;
glevel: number;
charsets: ICharset[];
applicationKeypad: boolean;
applicationCursor: boolean;
originMode: boolean;
insertMode: boolean;
wraparoundMode: boolean;
bracketedPasteMode: boolean;
curAttr: number;
savedCurAttr: number;
savedCols: number;
x10Mouse: boolean;
vt200Mouse: boolean;
normalMouse: boolean;
mouseEvents: boolean;
sendFocus: boolean;
utfMouse: boolean;
sgrMouse: boolean;
urxvtMouse: boolean;
cursorHidden: boolean;
buffers: IBufferSet;
buffer: IBuffer;
viewport: IViewport;
selectionManager: ISelectionManager;
bell(): void;
focus(): void;
updateRange(y: number): void;
scroll(isWrapped?: boolean): void;
setgLevel(g: number): void;
eraseAttr(): number;
is(term: string): boolean;
setgCharset(g: number, charset: ICharset): void;
resize(x: number, y: number): void;
log(text: string, data?: any): void;
reset(): void;
showCursor(): void;
refresh(start: number, end: number): void;
matchColor(r1: number, g1: number, b1: number): number;
error(text: string, data?: any): void;
setOption(key: string, value: any): void;
tabSet(): void;
handler(data: string): void;
handleTitle(title: string): void;
index(): void;
reverseIndex(): void;
}
export interface IViewport extends IDisposable {
scrollBarWidth: number;
syncScrollArea(): void;
getLinesScrolled(ev: WheelEvent): number;
onWheel(ev: WheelEvent): void;
onTouchStart(ev: TouchEvent): void;
onTouchMove(ev: TouchEvent): void;
onThemeChanged(colors: IColorSet): void;
}
export interface ICompositionHelper {
compositionstart(): void;
compositionupdate(ev: CompositionEvent): void;
compositionend(): void;
updateCompositionElements(dontRecurse?: boolean): void;
keydown(ev: KeyboardEvent): boolean;
}
/**
* Calls the parser and handles actions generated by the parser.
*/
export interface IInputHandler {
parse(data: string): void;
print(data: string, start: number, end: number): void;
/** C0 BEL */ bell(): void;
/** C0 LF */ lineFeed(): void;
/** C0 CR */ carriageReturn(): void;
/** C0 BS */ backspace(): void;
/** C0 HT */ tab(): void;
/** C0 SO */ shiftOut(): void;
/** C0 SI */ shiftIn(): void;
/** CSI @ */ insertChars(params?: number[]): void;
/** CSI A */ cursorUp(params?: number[]): void;
/** CSI B */ cursorDown(params?: number[]): void;
/** CSI C */ cursorForward(params?: number[]): void;
/** CSI D */ cursorBackward(params?: number[]): void;
/** CSI E */ cursorNextLine(params?: number[]): void;
/** CSI F */ cursorPrecedingLine(params?: number[]): void;
/** CSI G */ cursorCharAbsolute(params?: number[]): void;
/** CSI H */ cursorPosition(params?: number[]): void;
/** CSI I */ cursorForwardTab(params?: number[]): void;
/** CSI J */ eraseInDisplay(params?: number[]): void;
/** CSI K */ eraseInLine(params?: number[]): void;
/** CSI L */ insertLines(params?: number[]): void;
/** CSI M */ deleteLines(params?: number[]): void;
/** CSI P */ deleteChars(params?: number[]): void;
/** CSI S */ scrollUp(params?: number[]): void;
/** CSI T */ scrollDown(params?: number[], collect?: string): void;
/** CSI X */ eraseChars(params?: number[]): void;
/** CSI Z */ cursorBackwardTab(params?: number[]): void;
/** CSI ` */ charPosAbsolute(params?: number[]): void;
/** CSI a */ hPositionRelative(params?: number[]): void;
/** CSI b */ repeatPrecedingCharacter(params?: number[]): void;
/** CSI c */ sendDeviceAttributes(params?: number[], collect?: string): void;
/** CSI d */ linePosAbsolute(params?: number[]): void;
/** CSI e */ vPositionRelative(params?: number[]): void;
/** CSI f */ hVPosition(params?: number[]): void;
/** CSI g */ tabClear(params?: number[]): void;
/** CSI h */ setMode(params?: number[], collect?: string): void;
/** CSI l */ resetMode(params?: number[], collect?: string): void;
/** CSI m */ charAttributes(params?: number[]): void;
/** CSI n */ deviceStatus(params?: number[], collect?: string): void;
/** CSI p */ softReset(params?: number[], collect?: string): void;
/** CSI q */ setCursorStyle(params?: number[], collect?: string): void;
/** CSI r */ setScrollRegion(params?: number[], collect?: string): void;
/** CSI s */ saveCursor(params?: number[]): void;
/** CSI u */ restoreCursor(params?: number[]): void;
/** OSC 0
OSC 2 */ setTitle(data: string): void;
/** ESC E */ nextLine(): void;
/** ESC = */ keypadApplicationMode(): void;
/** ESC > */ keypadNumericMode(): void;
/** ESC % G
ESC % @ */ selectDefaultCharset(): void;
/** ESC ( C
ESC ) C
ESC * C
ESC + C
ESC - C
ESC . C
ESC / C */ selectCharset(collectAndFlag: string): void;
/** ESC D */ index(): void;
/** ESC H */ tabSet(): void;
/** ESC M */ reverseIndex(): void;
/** ESC c */ reset(): void;
/** ESC n
ESC o
ESC |
ESC }
ESC ~ */ setgLevel(level: number): void;
}
export interface ILinkMatcher {
id: number;
regex: RegExp;
handler: LinkMatcherHandler;
hoverTooltipCallback?: LinkMatcherHandler;
hoverLeaveCallback?: () => void;
matchIndex?: number;
validationCallback?: LinkMatcherValidationCallback;
priority?: number;
willLinkActivate?: (event: MouseEvent, uri: string) => boolean;
}
export interface ILinkHoverEvent {
x1: number;
y1: number;
x2: number;
y2: number;
cols: number;
fg: number;
}
export interface ITerminal extends PublicTerminal, IElementAccessor, IBufferAccessor, ILinkifierAccessor {
screenElement: HTMLElement;
selectionManager: ISelectionManager;
charMeasure: ICharMeasure;
renderer: IRenderer;
browser: IBrowser;
writeBuffer: string[];
cursorHidden: boolean;
cursorState: number;
options: ITerminalOptions;
buffer: IBuffer;
buffers: IBufferSet;
isFocused: boolean;
mouseHelper: IMouseHelper;
viewport: IViewport;
bracketedPasteMode: boolean;
applicationCursor: boolean;
/**
* Emit the 'data' event and populate the given data.
* @param data The data to populate in the event.
*/
handler(data: string): void;
scrollLines(disp: number, suppressScrollEvent?: boolean): void;
cancel(ev: Event, force?: boolean): boolean | void;
log(text: string): void;
showCursor(): void;
}
export interface IBufferAccessor {
buffer: IBuffer;
}
export interface IElementAccessor {
element: HTMLElement;
}
export interface ILinkifierAccessor {
linkifier: ILinkifier;
}
export interface IMouseHelper {
getCoords(event: { pageX: number, pageY: number }, element: HTMLElement, charMeasure: ICharMeasure, lineHeight: number, colCount: number, rowCount: number, isSelection?: boolean): [number, number];
getRawByteCoords(event: MouseEvent, element: HTMLElement, charMeasure: ICharMeasure, lineHeight: number, colCount: number, rowCount: number): { x: number, y: number };
}
export interface ICharMeasure {
width: number;
height: number;
measure(options: ITerminalOptions): void;
}
// TODO: The options that are not in the public API should be reviewed
export interface ITerminalOptions extends IPublicTerminalOptions {
[key: string]: any;
cancelEvents?: boolean;
convertEol?: boolean;
debug?: boolean;
handler?: (data: string) => void;
screenKeys?: boolean;
termName?: string;
useFlowControl?: boolean;
}
export interface IBufferStringIteratorResult {
range: {first: number, last: number};
content: string;
}
export interface IBufferStringIterator {
hasNext(): boolean;
next(): IBufferStringIteratorResult;
}
export interface IBuffer {
readonly lines: ICircularList<IBufferLine>;
ydisp: number;
ybase: number;
y: number;
x: number;
tabs: any;
scrollBottom: number;
scrollTop: number;
hasScrollback: boolean;
savedY: number;
savedX: number;
isCursorInViewport: boolean;
translateBufferLineToString(lineIndex: number, trimRight: boolean, startCol?: number, endCol?: number): string;
getWrappedRangeForLine(y: number): { first: number, last: number };
nextStop(x?: number): number;
prevStop(x?: number): number;
stringIndexToBufferIndex(lineIndex: number, stringIndex: number): number[];
iterator(trimRight: boolean, startIndex?: number, endIndex?: number, startOverscan?: number, endOverscan?: number): IBufferStringIterator;
}
export interface IBufferSet extends IEventEmitter {
alt: IBuffer;
normal: IBuffer;
active: IBuffer;
activateNormalBuffer(): void;
activateAltBuffer(): void;
}
export interface ISelectionManager {
selectionText: string;
selectionStart: [number, number];
selectionEnd: [number, number];
disable(): void;
enable(): void;
setSelection(row: number, col: number, length: number): void;
isClickInSelection(event: MouseEvent): boolean;
selectWordAtCursor(event: MouseEvent): void;
}
export interface ILinkifier extends IEventEmitter {
attachToDom(mouseZoneManager: IMouseZoneManager): void;
linkifyRows(start: number, end: number): void;
registerLinkMatcher(regex: RegExp, handler: LinkMatcherHandler, options?: ILinkMatcherOptions): number;
deregisterLinkMatcher(matcherId: number): boolean;
}
export interface ILinkMatcherOptions {
/**
* The index of the link from the regex.match(text) call. This defaults to 0
* (for regular expressions without capture groups).
*/
matchIndex?: number;
/**
* A callback that validates an individual link, returning true if valid and
* false if invalid.
*/
validationCallback?: LinkMatcherValidationCallback;
/**
* A callback that fires when the mouse hovers over a link.
*/
tooltipCallback?: LinkMatcherHandler;
/**
* A callback that fires when the mouse leaves a link that was hovered.
*/
leaveCallback?: () => void;
/**
* The priority of the link matcher, this defines the order in which the link
* matcher is evaluated relative to others, from highest to lowest. The
* default value is 0.
*/
priority?: number;
/**
* A callback that fires when the mousedown and click events occur that
* determines whether a link will be activated upon click. This enables
* only activating a link when a certain modifier is held down, if not the
* mouse event will continue propagation (eg. double click to select word).
*/
willLinkActivate?: (event: MouseEvent, uri: string) => boolean;
}
export interface IBrowser {
isNode: boolean;
userAgent: string;
platform: string;
isFirefox: boolean;
isMSIE: boolean;
isMac: boolean;
isIpad: boolean;
isIphone: boolean;
isMSWindows: boolean;
}
export interface ISoundManager {
playBellSound(): void;
}
/**
* Internal states of EscapeSequenceParser.
*/
export const enum ParserState {
GROUND = 0,
ESCAPE = 1,
ESCAPE_INTERMEDIATE = 2,
CSI_ENTRY = 3,
CSI_PARAM = 4,
CSI_INTERMEDIATE = 5,
CSI_IGNORE = 6,
SOS_PM_APC_STRING = 7,
OSC_STRING = 8,
DCS_ENTRY = 9,
DCS_PARAM = 10,
DCS_IGNORE = 11,
DCS_INTERMEDIATE = 12,
DCS_PASSTHROUGH = 13
}
/**
* Internal actions of EscapeSequenceParser.
*/
export const enum ParserAction {
IGNORE = 0,
ERROR = 1,
PRINT = 2,
EXECUTE = 3,
OSC_START = 4,
OSC_PUT = 5,
OSC_END = 6,
CSI_DISPATCH = 7,
PARAM = 8,
COLLECT = 9,
ESC_DISPATCH = 10,
CLEAR = 11,
DCS_HOOK = 12,
DCS_PUT = 13,
DCS_UNHOOK = 14
}
/**
* Internal state of EscapeSequenceParser.
* Used as argument of the error handler to allow
* introspection at runtime on parse errors.
* Return it with altered values to recover from
* faulty states (not yet supported).
* Set `abort` to `true` to abort the current parsing.
*/
export interface IParsingState {
// position in parse string
position: number;
// actual character code
code: number;
// current parser state
currentState: ParserState;
// print buffer start index (-1 for not set)
print: number;
// dcs buffer start index (-1 for not set)
dcs: number;
// osc string buffer
osc: string;
// collect buffer with intermediate characters
collect: string;
// params buffer
params: number[];
// should abort (default: false)
abort: boolean;
}
/**
* DCS handler signature for EscapeSequenceParser.
* EscapeSequenceParser handles DCS commands via separate
* subparsers that get hook/unhooked and can handle
* arbitrary amount of print data.
* On entering a DSC sequence `hook` is called by
* `EscapeSequenceParser`. Use it to initialize or reset
* states needed to handle the current DCS sequence.
* EscapeSequenceParser will call `put` several times if the
* parsed string got splitted, therefore you might have to collect
* `data` until `unhook` is called. `unhook` marks the end
* of the current DCS sequence.
*/
export interface IDcsHandler {
hook(collect: string, params: number[], flag: number): void;
put(data: string, start: number, end: number): void;
unhook(): void;
}
/**
* EscapeSequenceParser interface.
*/
export interface IEscapeSequenceParser extends IDisposable {
/**
* Reset the parser to its initial state (handlers are kept).
*/
reset(): void;
/**
* Parse string `data`.
* @param data The data to parse.
*/
parse(data: string): void;
setPrintHandler(callback: (data: string, start: number, end: number) => void): void;
clearPrintHandler(): void;
setExecuteHandler(flag: string, callback: () => void): void;
clearExecuteHandler(flag: string): void;
setExecuteHandlerFallback(callback: (code: number) => void): void;
setCsiHandler(flag: string, callback: (params: number[], collect: string) => void): void;
clearCsiHandler(flag: string): void;
setCsiHandlerFallback(callback: (collect: string, params: number[], flag: number) => void): void;
setEscHandler(collectAndFlag: string, callback: () => void): void;
clearEscHandler(collectAndFlag: string): void;
setEscHandlerFallback(callback: (collect: string, flag: number) => void): void;
setOscHandler(ident: number, callback: (data: string) => void): void;
clearOscHandler(ident: number): void;
setOscHandlerFallback(callback: (identifier: number, data: string) => void): void;
setDcsHandler(collectAndFlag: string, handler: IDcsHandler): void;
clearDcsHandler(collectAndFlag: string): void;
setDcsHandlerFallback(handler: IDcsHandler): void;
setErrorHandler(callback: (state: IParsingState) => IParsingState): void;
clearErrorHandler(): void;
}
/**
* Interface for a line in the terminal buffer.
*/
export interface IBufferLine {
length: number;
isWrapped: boolean;
get(index: number): CharData;
set(index: number, value: CharData): void;
pop(): CharData | undefined;
push(data: CharData): void;
splice(start: number, deleteCount: number, ...items: CharData[]): CharData[];
insertCells(pos: number, n: number, ch: CharData): void;
deleteCells(pos: number, n: number, fill: CharData): void;
replaceCells(start: number, end: number, fill: CharData): void;
}