Daniel Imms
1551d94de4
- Uses fontforge + helper bin/convert_svg_to_custom_glyph.js - Some of these are very large. They'll be much smaller after gzip but if this becomes a problem we can compile the svgs into a binary format Fixes #5479
1368 lines
43 KiB
TypeScript
1368 lines
43 KiB
TypeScript
/**
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* @license MIT
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*
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* This contains the type declarations for the xterm.js library. Note that
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* some interfaces differ between this file and the actual implementation in
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* src/, that's because this file declares the *public* API which is intended
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* to be stable and consumed by external programs.
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*/
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declare module '@xterm/headless' {
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/**
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* A string representing log level.
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*/
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export type LogLevel = 'trace' | 'debug' | 'info' | 'warn' | 'error' | 'off';
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/**
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* An object containing options for the terminal.
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*/
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export interface ITerminalOptions {
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/**
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* Whether to allow the use of proposed API. When false, any usage of APIs
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* marked as experimental/proposed will throw an error. The default is
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* false.
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*/
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allowProposedApi?: boolean;
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/**
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* Whether background should support non-opaque color. It must be set before
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* executing the `Terminal.open()` method and can't be changed later without
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* executing it again. Note that enabling this can negatively impact
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* performance.
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*/
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allowTransparency?: boolean;
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/**
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* If enabled, alt + click will move the prompt cursor to position
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* underneath the mouse. The default is true.
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*/
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altClickMovesCursor?: boolean;
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/**
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* When enabled the cursor will be set to the beginning of the next line
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* with every new line. This is equivalent to sending '\r\n' for each '\n'.
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* Normally the termios settings of the underlying PTY deals with the
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* translation of '\n' to '\r\n' and this setting should not be used. If you
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* deal with data from a non-PTY related source, this settings might be
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* useful.
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*/
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convertEol?: boolean;
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/**
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* Whether the cursor blinks.
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*/
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cursorBlink?: boolean;
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/**
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* The style of the cursor.
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*/
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cursorStyle?: 'block' | 'underline' | 'bar';
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/**
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* The width of the cursor in CSS pixels when `cursorStyle` is set to 'bar'.
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*/
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cursorWidth?: number;
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/**
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* Whether to draw custom glyphs instead of using the font for the following
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* unicode ranges:
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*
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* - Box Drawing (U+2500-U+257F)
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* - Box Elements (U+2580-U+259F)
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* - Powerline Symbols (U+E0A0–U+E0DF)
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* - Symbols for Legacy Computing (U+1FB00–U+1FBFF)
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*
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* This will typically result in better rendering with continuous lines,
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* even when line height and letter spacing is used. Note that this doesn't
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* work with the DOM renderer which renders all characters using the font.
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* The default is true.
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*/
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customGlyphs?: boolean;
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/**
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* Whether input should be disabled.
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*/
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disableStdin?: boolean;
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/**
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* Whether to draw bold text in bright colors. The default is true.
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*/
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drawBoldTextInBrightColors?: boolean;
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/**
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* The spacing in whole pixels between characters.
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*/
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letterSpacing?: number;
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/**
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* The line height used to render text.
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*/
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lineHeight?: number;
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/**
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* What log level to use, this will log for all levels below and including
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* what is set:
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*
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* 1. trace
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* 2. debug
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* 3. info (default)
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* 4. warn
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* 5. error
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* 6. off
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*/
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logLevel?: LogLevel;
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/**
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* A logger to use instead of `console`.
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*/
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logger?: ILogger | null;
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/**
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* Whether to treat option as the meta key.
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*/
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macOptionIsMeta?: boolean;
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/**
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* Whether holding a modifier key will force normal selection behavior,
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* regardless of whether the terminal is in mouse events mode. This will
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* also prevent mouse events from being emitted by the terminal. For
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* example, this allows you to use xterm.js' regular selection inside tmux
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* with mouse mode enabled.
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*/
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macOptionClickForcesSelection?: boolean;
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/**
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* The minimum contrast ratio for text in the terminal, setting this will
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* change the foreground color dynamically depending on whether the contrast
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* ratio is met. Example values:
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*
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* - 1: The default, do nothing.
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* - 4.5: Minimum for WCAG AA compliance.
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* - 7: Minimum for WCAG AAA compliance.
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* - 21: White on black or black on white.
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*/
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minimumContrastRatio?: number;
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/**
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* Whether to reflow the line containing the cursor when the terminal is
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* resized. Defaults to false, because shells usually handle this
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* themselves.
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*/
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reflowCursorLine?: boolean;
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/**
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* Whether to rescale glyphs horizontally that are a single cell wide but
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* have glyphs that would overlap following cell(s). This typically happens
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* for ambiguous width characters (eg. the roman numeral characters U+2160+)
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* which aren't featured in monospace fonts. This is an important feature
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* for achieving GB18030 compliance.
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*
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* The following glyphs will never be rescaled:
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*
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* - Emoji glyphs
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* - Powerline glyphs
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* - Nerd font glyphs
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*
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* Note that this doesn't work with the DOM renderer. The default is false.
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*/
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rescaleOverlappingGlyphs?: boolean;
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/**
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* Whether to select the word under the cursor on right click, this is
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* standard behavior in a lot of macOS applications.
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*/
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rightClickSelectsWord?: boolean;
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/**
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* Whether screen reader support is enabled. When on this will expose
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* supporting elements in the DOM to support NVDA on Windows and VoiceOver
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* on macOS.
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*/
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screenReaderMode?: boolean;
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/**
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* The amount of scrollback in the terminal. Scrollback is the amount of
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* rows that are retained when lines are scrolled beyond the initial
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* viewport. Defaults to 1000.
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*/
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scrollback?: number;
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/**
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* If enabled the Erase in Display All (ED2) escape sequence will push
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* erased text to scrollback, instead of clearing only the viewport portion.
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* This emulates PuTTY's default clear screen behavior.
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*/
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scrollOnEraseInDisplay?: boolean;
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/**
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* The scrolling speed multiplier used for adjusting normal scrolling speed.
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*/
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scrollSensitivity?: number;
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/**
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* The duration to smoothly scroll between the origin and the target in
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* milliseconds. Set to 0 to disable smooth scrolling and scroll instantly.
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*/
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smoothScrollDuration?: number;
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/**
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* The size of tab stops in the terminal.
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*/
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tabStopWidth?: number;
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/**
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* The color theme of the terminal.
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*/
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theme?: ITheme;
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/**
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* Compatibility information when the pty is known to be hosted on Windows.
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* Setting this will turn on certain heuristics/workarounds depending on the
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* values:
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*
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* - `if (!!windowsCompat)`
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* - When increasing the rows in the terminal, the amount increased into
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* the scrollback. This is done because ConPTY does not behave like
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* expect scrollback to come back into the viewport, instead it makes
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* empty rows at of the viewport. Not having this behavior can result in
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* missing data as the rows get replaced.
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* - `if !(backend === 'conpty' && buildNumber >= 21376)`
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* - Reflow is disabled
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* - Lines are assumed to be wrapped if the last character of the line is
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* not whitespace.
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*/
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windowsPty?: IWindowsPty;
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/**
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* A string containing all characters that are considered word separated by
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* the double click to select work logic.
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*/
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wordSeparator?: string;
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/**
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* Enable various window manipulation and report features.
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* All features are disabled by default for security reasons.
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*/
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windowOptions?: IWindowOptions;
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}
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/**
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* An object containing additional options for the terminal that can only be
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* set on start up.
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*/
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export interface ITerminalInitOnlyOptions {
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/**
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* The number of columns in the terminal.
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*/
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cols?: number;
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/**
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* The number of rows in the terminal.
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*/
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rows?: number;
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}
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/**
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* Contains colors to theme the terminal with.
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*/
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export interface ITheme {
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/** The default foreground color */
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foreground?: string;
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/** The default background color */
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background?: string;
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/** The cursor color */
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cursor?: string;
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/** The accent color of the cursor (fg color for a block cursor) */
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cursorAccent?: string;
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/** The selection background color (can be transparent) */
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selection?: string;
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/** ANSI black (eg. `\x1b[30m`) */
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black?: string;
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/** ANSI red (eg. `\x1b[31m`) */
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red?: string;
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/** ANSI green (eg. `\x1b[32m`) */
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green?: string;
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/** ANSI yellow (eg. `\x1b[33m`) */
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yellow?: string;
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/** ANSI blue (eg. `\x1b[34m`) */
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blue?: string;
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/** ANSI magenta (eg. `\x1b[35m`) */
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magenta?: string;
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/** ANSI cyan (eg. `\x1b[36m`) */
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cyan?: string;
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/** ANSI white (eg. `\x1b[37m`) */
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white?: string;
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/** ANSI bright black (eg. `\x1b[1;30m`) */
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brightBlack?: string;
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/** ANSI bright red (eg. `\x1b[1;31m`) */
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brightRed?: string;
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/** ANSI bright green (eg. `\x1b[1;32m`) */
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brightGreen?: string;
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/** ANSI bright yellow (eg. `\x1b[1;33m`) */
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brightYellow?: string;
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/** ANSI bright blue (eg. `\x1b[1;34m`) */
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brightBlue?: string;
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/** ANSI bright magenta (eg. `\x1b[1;35m`) */
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brightMagenta?: string;
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/** ANSI bright cyan (eg. `\x1b[1;36m`) */
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brightCyan?: string;
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/** ANSI bright white (eg. `\x1b[1;37m`) */
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brightWhite?: string;
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/** ANSI extended colors (16-255) */
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extendedAnsi?: string[];
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}
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/**
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* Pty information for Windows.
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*/
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export interface IWindowsPty {
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/**
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* What pty emulation backend is being used.
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*/
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backend?: 'conpty' | 'winpty';
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/**
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* The Windows build version (eg. 19045)
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*/
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buildNumber?: number;
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}
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/**
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* A replacement logger for `console`.
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*/
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export interface ILogger {
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/**
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* Log a trace message, this will only be called if
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* {@link ITerminalOptions.logLevel} is set to trace.
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*/
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trace(message: string, ...args: any[]): void;
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/**
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* Log a debug message, this will only be called if
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* {@link ITerminalOptions.logLevel} is set to debug or below.
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*/
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debug(message: string, ...args: any[]): void;
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/**
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* Log a debug message, this will only be called if
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* {@link ITerminalOptions.logLevel} is set to info or below.
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*/
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info(message: string, ...args: any[]): void;
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/**
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* Log a debug message, this will only be called if
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* {@link ITerminalOptions.logLevel} is set to warn or below.
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*/
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warn(message: string, ...args: any[]): void;
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/**
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* Log a debug message, this will only be called if
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* {@link ITerminalOptions.logLevel} is set to error or below.
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*/
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error(message: string | Error, ...args: any[]): void;
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}
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/**
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* An object that can be disposed via a dispose function.
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*/
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export interface IDisposable {
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dispose(): void;
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}
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/**
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* An event that can be listened to.
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* @returns an `IDisposable` to stop listening.
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*/
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export interface IEvent<T, U = void> {
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(listener: (arg1: T, arg2: U) => any): IDisposable;
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}
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/**
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* Represents a specific line in the terminal that is tracked when scrollback
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* is trimmed and lines are added or removed. This is a single line that may
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* be part of a larger wrapped line.
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*/
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export interface IMarker extends IDisposableWithEvent {
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/**
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* A unique identifier for this marker.
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*/
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readonly id: number;
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/**
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* The actual line index in the buffer at this point in time. This is set to
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* -1 if the marker has been disposed.
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*/
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readonly line: number;
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}
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/**
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* Represents a disposable that tracks is disposed state.
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*/
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export interface IDisposableWithEvent extends IDisposable {
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/**
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* Event listener to get notified when this gets disposed.
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*/
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onDispose: IEvent<void>;
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/**
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* Whether this is disposed.
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*/
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readonly isDisposed: boolean;
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}
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/**
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* The set of localizable strings.
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*/
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export interface ILocalizableStrings {
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/**
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* The aria label for the underlying input textarea for the terminal.
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*/
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promptLabel: string;
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/**
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* Announcement for when line reading is suppressed due to too many lines
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* being printed to the terminal when `screenReaderMode` is enabled.
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*/
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tooMuchOutput: string;
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}
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/**
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* Enable various window manipulation and report features
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* (`CSI Ps ; Ps ; Ps t`).
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*
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* Most settings have no default implementation, as they heavily rely on
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* the embedding environment.
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*
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* To implement a feature, create a custom CSI hook like this:
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* ```ts
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* term.parser.addCsiHandler({final: 't'}, params => {
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* const ps = params[0];
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* switch (ps) {
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* case XY:
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* ... // your implementation for option XY
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* return true; // signal Ps=XY was handled
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* }
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* return false; // any Ps that was not handled
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* });
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* ```
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*
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* Note on security:
|
||
* Most features are meant to deal with some information of the host machine
|
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* where the terminal runs on. This is seen as a security risk possibly
|
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* leaking sensitive data of the host to the program in the terminal.
|
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* Therefore all options (even those without a default implementation) are
|
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* guarded by the boolean flag and disabled by default.
|
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*/
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export interface IWindowOptions {
|
||
/**
|
||
* Ps=1 De-iconify window.
|
||
* No default implementation.
|
||
*/
|
||
restoreWin?: boolean;
|
||
/**
|
||
* Ps=2 Iconify window.
|
||
* No default implementation.
|
||
*/
|
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minimizeWin?: boolean;
|
||
/**
|
||
* Ps=3 ; x ; y
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* Move window to [x, y].
|
||
* No default implementation.
|
||
*/
|
||
setWinPosition?: boolean;
|
||
/**
|
||
* Ps = 4 ; height ; width
|
||
* Resize the window to given `height` and `width` in pixels.
|
||
* Omitted parameters should reuse the current height or width.
|
||
* Zero parameters should use the display's height or width.
|
||
* No default implementation.
|
||
*/
|
||
setWinSizePixels?: boolean;
|
||
/**
|
||
* Ps=5 Raise the window to the front of the stacking order.
|
||
* No default implementation.
|
||
*/
|
||
raiseWin?: boolean;
|
||
/**
|
||
* Ps=6 Lower the xterm window to the bottom of the stacking order.
|
||
* No default implementation.
|
||
*/
|
||
lowerWin?: boolean;
|
||
/** Ps=7 Refresh the window. */
|
||
refreshWin?: boolean;
|
||
/**
|
||
* Ps = 8 ; height ; width
|
||
* Resize the text area to given height and width in characters.
|
||
* Omitted parameters should reuse the current height or width.
|
||
* Zero parameters use the display's height or width.
|
||
* No default implementation.
|
||
*/
|
||
setWinSizeChars?: boolean;
|
||
/**
|
||
* Ps=9 ; 0 Restore maximized window.
|
||
* Ps=9 ; 1 Maximize window (i.e., resize to screen size).
|
||
* Ps=9 ; 2 Maximize window vertically.
|
||
* Ps=9 ; 3 Maximize window horizontally.
|
||
* No default implementation.
|
||
*/
|
||
maximizeWin?: boolean;
|
||
/**
|
||
* Ps=10 ; 0 Undo full-screen mode.
|
||
* Ps=10 ; 1 Change to full-screen.
|
||
* Ps=10 ; 2 Toggle full-screen.
|
||
* No default implementation.
|
||
*/
|
||
fullscreenWin?: boolean;
|
||
/** Ps=11 Report xterm window state.
|
||
* If the xterm window is non-iconified, it returns "CSI 1 t".
|
||
* If the xterm window is iconified, it returns "CSI 2 t".
|
||
* No default implementation.
|
||
*/
|
||
getWinState?: boolean;
|
||
/**
|
||
* Ps=13 Report xterm window position. Result is "CSI 3 ; x ; y t".
|
||
* Ps=13 ; 2 Report xterm text-area position. Result is "CSI 3 ; x ; y t".
|
||
* No default implementation.
|
||
*/
|
||
getWinPosition?: boolean;
|
||
/**
|
||
* Ps=14 Report xterm text area size in pixels. Result is "CSI 4 ; height ; width t".
|
||
* Ps=14 ; 2 Report xterm window size in pixels. Result is "CSI 4 ; height ; width t".
|
||
* Has a default implementation.
|
||
*/
|
||
getWinSizePixels?: boolean;
|
||
/**
|
||
* Ps=15 Report size of the screen in pixels. Result is "CSI 5 ; height ; width t".
|
||
* No default implementation.
|
||
*/
|
||
getScreenSizePixels?: boolean;
|
||
/**
|
||
* Ps=16 Report xterm character cell size in pixels. Result is "CSI 6 ; height ; width t".
|
||
* Has a default implementation.
|
||
*/
|
||
getCellSizePixels?: boolean;
|
||
/**
|
||
* Ps=18 Report the size of the text area in characters. Result is "CSI 8 ; height ; width t".
|
||
* Has a default implementation.
|
||
*/
|
||
getWinSizeChars?: boolean;
|
||
/**
|
||
* Ps=19 Report the size of the screen in characters. Result is "CSI 9 ; height ; width t".
|
||
* No default implementation.
|
||
*/
|
||
getScreenSizeChars?: boolean;
|
||
/**
|
||
* Ps=20 Report xterm window's icon label. Result is "OSC L label ST".
|
||
* No default implementation.
|
||
*/
|
||
getIconTitle?: boolean;
|
||
/**
|
||
* Ps=21 Report xterm window's title. Result is "OSC l label ST".
|
||
* No default implementation.
|
||
*/
|
||
getWinTitle?: boolean;
|
||
/**
|
||
* Ps=22 ; 0 Save xterm icon and window title on stack.
|
||
* Ps=22 ; 1 Save xterm icon title on stack.
|
||
* Ps=22 ; 2 Save xterm window title on stack.
|
||
* All variants have a default implementation.
|
||
*/
|
||
pushTitle?: boolean;
|
||
/**
|
||
* Ps=23 ; 0 Restore xterm icon and window title from stack.
|
||
* Ps=23 ; 1 Restore xterm icon title from stack.
|
||
* Ps=23 ; 2 Restore xterm window title from stack.
|
||
* All variants have a default implementation.
|
||
*/
|
||
popTitle?: boolean;
|
||
/**
|
||
* Ps>=24 Resize to Ps lines (DECSLPP).
|
||
* DECSLPP is not implemented. This settings is also used to
|
||
* enable / disable DECCOLM (earlier variant of DECSLPP).
|
||
*/
|
||
setWinLines?: boolean;
|
||
}
|
||
|
||
/**
|
||
* The class that represents an xterm.js terminal.
|
||
*/
|
||
export class Terminal implements IDisposable {
|
||
/**
|
||
* The number of rows in the terminal's viewport. Use
|
||
* `ITerminalOptions.rows` to set this in the constructor and
|
||
* `Terminal.resize` for when the terminal exists.
|
||
*/
|
||
readonly rows: number;
|
||
|
||
/**
|
||
* The number of columns in the terminal's viewport. Use
|
||
* `ITerminalOptions.cols` to set this in the constructor and
|
||
* `Terminal.resize` for when the terminal exists.
|
||
*/
|
||
readonly cols: number;
|
||
|
||
/**
|
||
* (EXPERIMENTAL) The terminal's current buffer, this might be either the
|
||
* normal buffer or the alt buffer depending on what's running in the
|
||
* terminal.
|
||
*/
|
||
readonly buffer: IBufferNamespace;
|
||
|
||
/**
|
||
* (EXPERIMENTAL) Get all markers registered against the buffer. If the alt
|
||
* buffer is active this will always return [].
|
||
*/
|
||
readonly markers: ReadonlyArray<IMarker>;
|
||
|
||
/**
|
||
* (EXPERIMENTAL) Get the parser interface to register
|
||
* custom escape sequence handlers.
|
||
*/
|
||
readonly parser: IParser;
|
||
|
||
/**
|
||
* (EXPERIMENTAL) Get the Unicode handling interface
|
||
* to register and switch Unicode version.
|
||
*/
|
||
readonly unicode: IUnicodeHandling;
|
||
|
||
/**
|
||
* Gets the terminal modes as set by SM/DECSET.
|
||
*/
|
||
readonly modes: IModes;
|
||
|
||
/**
|
||
* Gets or sets the terminal options. This supports setting multiple
|
||
* options.
|
||
*
|
||
* @example Get a single option
|
||
* ```ts
|
||
* console.log(terminal.options.fontSize);
|
||
* ```
|
||
*
|
||
* @example Set a single option:
|
||
* ```ts
|
||
* terminal.options.fontSize = 12;
|
||
* ```
|
||
* Note that for options that are object, a new object must be used in order
|
||
* to take effect as a reference comparison will be done:
|
||
* ```ts
|
||
* const newValue = terminal.options.theme;
|
||
* newValue.background = '#000000';
|
||
*
|
||
* // This won't work
|
||
* terminal.options.theme = newValue;
|
||
*
|
||
* // This will work
|
||
* terminal.options.theme = { ...newValue };
|
||
* ```
|
||
*
|
||
* @example Set multiple options
|
||
* ```ts
|
||
* terminal.options = {
|
||
* fontSize: 12,
|
||
* fontFamily: 'Courier New'
|
||
* };
|
||
* ```
|
||
*/
|
||
options: ITerminalOptions;
|
||
|
||
/**
|
||
* Natural language strings that can be localized.
|
||
*/
|
||
static strings: ILocalizableStrings;
|
||
|
||
/**
|
||
* Creates a new `Terminal` object.
|
||
*
|
||
* @param options An object containing a set of options.
|
||
*/
|
||
constructor(options?: ITerminalOptions & ITerminalInitOnlyOptions);
|
||
|
||
/**
|
||
* Adds an event listener for when the bell is triggered.
|
||
* @returns an `IDisposable` to stop listening.
|
||
*/
|
||
onBell: IEvent<void>;
|
||
|
||
/**
|
||
* Adds an event listener for when a binary event fires. This is used to
|
||
* enable non UTF-8 conformant binary messages to be sent to the backend.
|
||
* Currently this is only used for a certain type of mouse reports that
|
||
* happen to be not UTF-8 compatible.
|
||
* The event value is a JS string, pass it to the underlying pty as
|
||
* binary data, e.g. `pty.write(Buffer.from(data, 'binary'))`.
|
||
* @returns an `IDisposable` to stop listening.
|
||
*/
|
||
onBinary: IEvent<string>;
|
||
|
||
/**
|
||
* Adds an event listener for the cursor moves.
|
||
* @returns an `IDisposable` to stop listening.
|
||
*/
|
||
onCursorMove: IEvent<void>;
|
||
|
||
/**
|
||
* Adds an event listener for when a data event fires. This happens for
|
||
* example when the user types or pastes into the terminal. The event value
|
||
* is whatever `string` results, in a typical setup, this should be passed
|
||
* on to the backing pty.
|
||
* @returns an `IDisposable` to stop listening.
|
||
*/
|
||
onData: IEvent<string>;
|
||
|
||
/**
|
||
* Adds an event listener for when a line feed is added.
|
||
* @returns an `IDisposable` to stop listening.
|
||
*/
|
||
onLineFeed: IEvent<void>;
|
||
|
||
/**
|
||
* Adds an event listener for when data has been parsed by the terminal,
|
||
* after {@link write} is called. This event is useful to listen for any
|
||
* changes in the buffer.
|
||
*
|
||
* This fires at most once per frame, after data parsing completes. Note
|
||
* that this can fire when there are still writes pending if there is a lot
|
||
* of data.
|
||
*/
|
||
onWriteParsed: IEvent<void>;
|
||
|
||
/**
|
||
* Adds an event listener for when the terminal is resized. The event value
|
||
* contains the new size.
|
||
* @returns an `IDisposable` to stop listening.
|
||
*/
|
||
onResize: IEvent<{ cols: number, rows: number }>;
|
||
|
||
/**
|
||
* Adds an event listener for when a scroll occurs. The event value is the
|
||
* new position of the viewport.
|
||
* @returns an `IDisposable` to stop listening.
|
||
*/
|
||
onScroll: IEvent<number>;
|
||
|
||
/**
|
||
* Adds an event listener for when an OSC 0 or OSC 2 title change occurs.
|
||
* The event value is the new title.
|
||
* @returns an `IDisposable` to stop listening.
|
||
*/
|
||
onTitleChange: IEvent<string>;
|
||
|
||
/**
|
||
* Input data to application side. The data is treated the same way input
|
||
* typed into the terminal would (ie. the {@link onData} event will fire).
|
||
* @param data The data to forward to the application.
|
||
* @param wasUserInput Whether the input is genuine user input. This is true
|
||
* by default and triggers additionalbehavior like focus or selection
|
||
* clearing. Set this to false if the data sent should not be treated like
|
||
* user input would, for example passing an escape sequence to the
|
||
* application.
|
||
*/
|
||
input(data: string, wasUserInput?: boolean): void;
|
||
|
||
/**
|
||
* Resizes the terminal. It's best practice to debounce calls to resize,
|
||
* this will help ensure that the pty can respond to the resize event
|
||
* before another one occurs.
|
||
* @param x The number of columns to resize to.
|
||
* @param y The number of rows to resize to.
|
||
*/
|
||
resize(columns: number, rows: number): void;
|
||
|
||
/**
|
||
* Adds a marker to the normal buffer and returns it. If the alt buffer is
|
||
* active, undefined is returned.
|
||
* @param cursorYOffset The y position offset of the marker from the cursor.
|
||
* @returns The new marker or undefined.
|
||
*/
|
||
registerMarker(cursorYOffset?: number): IMarker | undefined;
|
||
|
||
/*
|
||
* Disposes of the terminal, detaching it from the DOM and removing any
|
||
* active listeners. Once the terminal is disposed it should not be used
|
||
* again.
|
||
*/
|
||
dispose(): void;
|
||
|
||
/**
|
||
* Scroll the display of the terminal
|
||
* @param amount The number of lines to scroll down (negative scroll up).
|
||
*/
|
||
scrollLines(amount: number): void;
|
||
|
||
/**
|
||
* Scroll the display of the terminal by a number of pages.
|
||
* @param pageCount The number of pages to scroll (negative scrolls up).
|
||
*/
|
||
scrollPages(pageCount: number): void;
|
||
|
||
/**
|
||
* Scrolls the display of the terminal to the top.
|
||
*/
|
||
scrollToTop(): void;
|
||
|
||
/**
|
||
* Scrolls the display of the terminal to the bottom.
|
||
*/
|
||
scrollToBottom(): void;
|
||
|
||
/**
|
||
* Scrolls to a line within the buffer.
|
||
* @param line The 0-based line index to scroll to.
|
||
*/
|
||
scrollToLine(line: number): void;
|
||
|
||
/**
|
||
* Clear the entire buffer, making the prompt line the new first line.
|
||
*/
|
||
clear(): void;
|
||
|
||
/**
|
||
* Write data to the terminal.
|
||
*
|
||
* Note that the change will not be reflected in the {@link buffer}
|
||
* immediately as the data is processed asynchronously. Provide a
|
||
* {@link callback} to know when the data was processed.
|
||
* @param data The data to write to the terminal. This can either be raw
|
||
* bytes given as Uint8Array from the pty or a string. Raw bytes will always
|
||
* be treated as UTF-8 encoded, string data as UTF-16.
|
||
* @param callback Optional callback that fires when the data was processed
|
||
* by the parser. This callback must be provided and awaited in order for
|
||
* {@link buffer} to reflect the change in the write.
|
||
*/
|
||
write(data: string | Uint8Array, callback?: () => void): void;
|
||
|
||
/**
|
||
* Writes data to the terminal, followed by a break line character (\n).
|
||
*
|
||
* Note that the change will not be reflected in the {@link buffer}
|
||
* immediately as the data is processed asynchronously. Provide a
|
||
* {@link callback} to know when the data was processed.
|
||
* @param data The data to write to the terminal. This can either be raw
|
||
* bytes given as Uint8Array from the pty or a string. Raw bytes will always
|
||
* be treated as UTF-8 encoded, string data as UTF-16.
|
||
* @param callback Optional callback that fires when the data was processed
|
||
* by the parser. This callback must be provided and awaited in order for
|
||
* {@link buffer} to reflect the change in the write.
|
||
*/
|
||
writeln(data: string | Uint8Array, callback?: () => void): void;
|
||
|
||
/**
|
||
* Perform a full reset (RIS, aka '\x1bc').
|
||
*/
|
||
reset(): void;
|
||
|
||
/**
|
||
* Loads an addon into this instance of xterm.js.
|
||
* @param addon The addon to load.
|
||
*/
|
||
loadAddon(addon: ITerminalAddon): void;
|
||
}
|
||
|
||
/**
|
||
* An addon that can provide additional functionality to the terminal.
|
||
*/
|
||
export interface ITerminalAddon extends IDisposable {
|
||
/**
|
||
* This is called when the addon is activated.
|
||
*/
|
||
activate(terminal: Terminal): void;
|
||
}
|
||
|
||
/**
|
||
* An object representing a range within the viewport of the terminal.
|
||
*/
|
||
export interface IViewportRange {
|
||
/**
|
||
* The start of the range.
|
||
*/
|
||
start: IViewportRangePosition;
|
||
|
||
/**
|
||
* The end of the range.
|
||
*/
|
||
end: IViewportRangePosition;
|
||
}
|
||
|
||
/**
|
||
* An object representing a cell position within the viewport of the terminal.
|
||
*/
|
||
interface IViewportRangePosition {
|
||
/**
|
||
* The x position of the cell. This is a 0-based index that refers to the
|
||
* space in between columns, not the column itself. Index 0 refers to the
|
||
* left side of the viewport, index `Terminal.cols` refers to the right side
|
||
* of the viewport. This can be thought of as how a cursor is positioned in
|
||
* a text editor.
|
||
*/
|
||
x: number;
|
||
|
||
/**
|
||
* The y position of the cell. This is a 0-based index that refers to a
|
||
* specific row.
|
||
*/
|
||
y: number;
|
||
}
|
||
|
||
/**
|
||
* A range within a buffer.
|
||
*/
|
||
interface IBufferRange {
|
||
/**
|
||
* The start position of the range.
|
||
*/
|
||
start: IBufferCellPosition;
|
||
|
||
/**
|
||
* The end position of the range.
|
||
*/
|
||
end: IBufferCellPosition;
|
||
}
|
||
|
||
/**
|
||
* A position within a buffer.
|
||
*/
|
||
interface IBufferCellPosition {
|
||
/**
|
||
* The x position within the buffer.
|
||
*/
|
||
x: number;
|
||
|
||
/**
|
||
* The y position within the buffer.
|
||
*/
|
||
y: number;
|
||
}
|
||
|
||
/**
|
||
* Represents a terminal buffer.
|
||
*/
|
||
interface IBuffer {
|
||
/**
|
||
* The type of the buffer.
|
||
*/
|
||
readonly type: 'normal' | 'alternate';
|
||
|
||
/**
|
||
* The y position of the cursor. This ranges between `0` (when the
|
||
* cursor is at baseY) and `Terminal.rows - 1` (when the cursor is on the
|
||
* last row).
|
||
*/
|
||
readonly cursorY: number;
|
||
|
||
/**
|
||
* The x position of the cursor. This ranges between `0` (left side) and
|
||
* `Terminal.cols` (after last cell of the row).
|
||
*/
|
||
readonly cursorX: number;
|
||
|
||
/**
|
||
* The line within the buffer where the top of the viewport is.
|
||
*/
|
||
readonly viewportY: number;
|
||
|
||
/**
|
||
* The line within the buffer where the top of the bottom page is (when
|
||
* fully scrolled down).
|
||
*/
|
||
readonly baseY: number;
|
||
|
||
/**
|
||
* The amount of lines in the buffer.
|
||
*/
|
||
readonly length: number;
|
||
|
||
/**
|
||
* Gets a line from the buffer, or undefined if the line index does not
|
||
* exist.
|
||
*
|
||
* Note that the result of this function should be used immediately after
|
||
* calling as when the terminal updates it could lead to unexpected
|
||
* behavior.
|
||
*
|
||
* @param y The line index to get.
|
||
*/
|
||
getLine(y: number): IBufferLine | undefined;
|
||
|
||
/**
|
||
* Creates an empty cell object suitable as a cell reference in
|
||
* `line.getCell(x, cell)`. Use this to avoid costly recreation of
|
||
* cell objects when dealing with tons of cells.
|
||
*/
|
||
getNullCell(): IBufferCell;
|
||
}
|
||
|
||
/**
|
||
* Represents the terminal's set of buffers.
|
||
*/
|
||
interface IBufferNamespace {
|
||
/**
|
||
* The active buffer, this will either be the normal or alternate buffers.
|
||
*/
|
||
readonly active: IBuffer;
|
||
|
||
/**
|
||
* The normal buffer.
|
||
*/
|
||
readonly normal: IBuffer;
|
||
|
||
/**
|
||
* The alternate buffer, this becomes the active buffer when an application
|
||
* enters this mode via DECSET (`CSI ? 4 7 h`)
|
||
*/
|
||
readonly alternate: IBuffer;
|
||
|
||
/**
|
||
* Adds an event listener for when the active buffer changes.
|
||
* @returns an `IDisposable` to stop listening.
|
||
*/
|
||
onBufferChange: IEvent<IBuffer>;
|
||
}
|
||
|
||
/**
|
||
* Represents a line in the terminal's buffer.
|
||
*/
|
||
interface IBufferLine {
|
||
/**
|
||
* Whether the line is wrapped from the previous line.
|
||
*/
|
||
readonly isWrapped: boolean;
|
||
|
||
/**
|
||
* The length of the line, all call to getCell beyond the length will result
|
||
* in `undefined`.
|
||
*/
|
||
readonly length: number;
|
||
|
||
/**
|
||
* Gets a cell from the line, or undefined if the line index does not exist.
|
||
*
|
||
* Note that the result of this function should be used immediately after
|
||
* calling as when the terminal updates it could lead to unexpected
|
||
* behavior.
|
||
*
|
||
* @param x The character index to get.
|
||
* @param cell Optional cell object to load data into for performance
|
||
* reasons. This is mainly useful when every cell in the buffer is being
|
||
* looped over to avoid creating new objects for every cell.
|
||
*/
|
||
getCell(x: number, cell?: IBufferCell): IBufferCell | undefined;
|
||
|
||
/**
|
||
* Gets the line as a string. Note that this is gets only the string for the
|
||
* line, not taking isWrapped into account.
|
||
*
|
||
* @param trimRight Whether to trim any whitespace at the right of the line.
|
||
* @param startColumn The column to start from (inclusive).
|
||
* @param endColumn The column to end at (exclusive).
|
||
*/
|
||
translateToString(trimRight?: boolean, startColumn?: number, endColumn?: number): string;
|
||
}
|
||
|
||
/**
|
||
* Represents a single cell in the terminal's buffer.
|
||
*/
|
||
interface IBufferCell {
|
||
/**
|
||
* The width of the character. Some examples:
|
||
*
|
||
* - `1` for most cells.
|
||
* - `2` for wide character like CJK glyphs.
|
||
* - `0` for cells immediately following cells with a width of `2`.
|
||
*/
|
||
getWidth(): number;
|
||
|
||
/**
|
||
* The character(s) within the cell. Examples of what this can contain:
|
||
*
|
||
* - A normal width character
|
||
* - A wide character (eg. CJK)
|
||
* - An emoji
|
||
*/
|
||
getChars(): string;
|
||
|
||
/**
|
||
* Gets the UTF32 codepoint of single characters, if content is a combined
|
||
* string it returns the codepoint of the last character in the string.
|
||
*/
|
||
getCode(): number;
|
||
|
||
/**
|
||
* Gets the number representation of the foreground color mode, this can be
|
||
* used to perform quick comparisons of 2 cells to see if they're the same.
|
||
* Use `isFgRGB`, `isFgPalette` and `isFgDefault` to check what color mode
|
||
* a cell is.
|
||
*/
|
||
getFgColorMode(): number;
|
||
|
||
/**
|
||
* Gets the number representation of the background color mode, this can be
|
||
* used to perform quick comparisons of 2 cells to see if they're the same.
|
||
* Use `isBgRGB`, `isBgPalette` and `isBgDefault` to check what color mode
|
||
* a cell is.
|
||
*/
|
||
getBgColorMode(): number;
|
||
|
||
/**
|
||
* Gets a cell's foreground color number, this differs depending on what the
|
||
* color mode of the cell is:
|
||
*
|
||
* - Default: This should be 0, representing the default foreground color
|
||
* (CSI 39 m).
|
||
* - Palette: This is a number from 0 to 255 of ANSI colors (CSI 3(0-7) m,
|
||
* CSI 9(0-7) m, CSI 38 ; 5 ; 0-255 m).
|
||
* - RGB: A hex value representing a 'true color': 0xRRGGBB.
|
||
* (CSI 3 8 ; 2 ; Pi ; Pr ; Pg ; Pb)
|
||
*/
|
||
getFgColor(): number;
|
||
|
||
/**
|
||
* Gets a cell's background color number, this differs depending on what the
|
||
* color mode of the cell is:
|
||
*
|
||
* - Default: This should be 0, representing the default background color
|
||
* (CSI 49 m).
|
||
* - Palette: This is a number from 0 to 255 of ANSI colors
|
||
* (CSI 4(0-7) m, CSI 10(0-7) m, CSI 48 ; 5 ; 0-255 m).
|
||
* - RGB: A hex value representing a 'true color': 0xRRGGBB
|
||
* (CSI 4 8 ; 2 ; Pi ; Pr ; Pg ; Pb)
|
||
*/
|
||
getBgColor(): number;
|
||
|
||
/** Whether the cell has the bold attribute (CSI 1 m). */
|
||
isBold(): number;
|
||
/** Whether the cell has the italic attribute (CSI 3 m). */
|
||
isItalic(): number;
|
||
/** Whether the cell has the dim attribute (CSI 2 m). */
|
||
isDim(): number;
|
||
/** Whether the cell has the underline attribute (CSI 4 m). */
|
||
isUnderline(): number;
|
||
/** Whether the cell has the blink attribute (CSI 5 m). */
|
||
isBlink(): number;
|
||
/** Whether the cell has the inverse attribute (CSI 7 m). */
|
||
isInverse(): number;
|
||
/** Whether the cell has the invisible attribute (CSI 8 m). */
|
||
isInvisible(): number;
|
||
/** Whether the cell has the strikethrough attribute (CSI 9 m). */
|
||
isStrikethrough(): number;
|
||
/** Whether the cell has the overline attribute (CSI 53 m). */
|
||
isOverline(): number;
|
||
|
||
/** Whether the cell is using the RGB foreground color mode. */
|
||
isFgRGB(): boolean;
|
||
/** Whether the cell is using the RGB background color mode. */
|
||
isBgRGB(): boolean;
|
||
/** Whether the cell is using the palette foreground color mode. */
|
||
isFgPalette(): boolean;
|
||
/** Whether the cell is using the palette background color mode. */
|
||
isBgPalette(): boolean;
|
||
/** Whether the cell is using the default foreground color mode. */
|
||
isFgDefault(): boolean;
|
||
/** Whether the cell is using the default background color mode. */
|
||
isBgDefault(): boolean;
|
||
|
||
/** Whether the cell has the default attribute (no color or style). */
|
||
isAttributeDefault(): boolean;
|
||
}
|
||
|
||
/**
|
||
* Data type to register a CSI, DCS or ESC callback in the parser
|
||
* in the form:
|
||
* ESC I..I F
|
||
* CSI Prefix P..P I..I F
|
||
* DCS Prefix P..P I..I F data_bytes ST
|
||
*
|
||
* with these rules/restrictions:
|
||
* - prefix can only be used with CSI and DCS
|
||
* - only one leading prefix byte is recognized by the parser
|
||
* before any other parameter bytes (P..P)
|
||
* - intermediate bytes are recognized up to 2
|
||
*
|
||
* For custom sequences make sure to read ECMA-48 and the resources at
|
||
* vt100.net to not clash with existing sequences or reserved address space.
|
||
* General recommendations:
|
||
* - use private address space (see ECMA-48)
|
||
* - use max one intermediate byte (technically not limited by the spec,
|
||
* in practice there are no sequences with more than one intermediate byte,
|
||
* thus parsers might get confused with more intermediates)
|
||
* - test against other common emulators to check whether they escape/ignore
|
||
* the sequence correctly
|
||
*
|
||
* Notes: OSC command registration is handled differently (see addOscHandler)
|
||
* APC, PM or SOS is currently not supported.
|
||
*/
|
||
export interface IFunctionIdentifier {
|
||
/**
|
||
* Optional prefix byte, must be in range \x3c .. \x3f.
|
||
* Usable in CSI and DCS.
|
||
*/
|
||
prefix?: string;
|
||
/**
|
||
* Optional intermediate bytes, must be in range \x20 .. \x2f.
|
||
* Usable in CSI, DCS and ESC.
|
||
*/
|
||
intermediates?: string;
|
||
/**
|
||
* Final byte, must be in range \x40 .. \x7e for CSI and DCS,
|
||
* \x30 .. \x7e for ESC.
|
||
*/
|
||
final: string;
|
||
}
|
||
|
||
/**
|
||
* Allows hooking into the parser for custom handling of escape sequences.
|
||
*/
|
||
export interface IParser {
|
||
/**
|
||
* Adds a handler for CSI escape sequences.
|
||
* @param id Specifies the function identifier under which the callback
|
||
* gets registered, e.g. {final: 'm'} for SGR.
|
||
* @param callback The function to handle the sequence. The callback is
|
||
* called with the numerical params. If the sequence has subparams the
|
||
* array will contain subarrays with their numercial values.
|
||
* Return true if the sequence was handled; false if we should try
|
||
* a previous handler (set by addCsiHandler or setCsiHandler).
|
||
* The most recently added handler is tried first.
|
||
* @returns An IDisposable you can call to remove this handler.
|
||
*/
|
||
registerCsiHandler(id: IFunctionIdentifier, callback: (params: (number | number[])[]) => boolean): IDisposable;
|
||
|
||
/**
|
||
* Adds a handler for DCS escape sequences.
|
||
* @param id Specifies the function identifier under which the callback
|
||
* gets registered, e.g. {intermediates: '$' final: 'q'} for DECRQSS.
|
||
* @param callback The function to handle the sequence. Note that the
|
||
* function will only be called once if the sequence finished sucessfully.
|
||
* There is currently no way to intercept smaller data chunks, data chunks
|
||
* will be stored up until the sequence is finished. Since DCS sequences
|
||
* are not limited by the amount of data this might impose a problem for
|
||
* big payloads. Currently xterm.js limits DCS payload to 10 MB
|
||
* which should give enough room for most use cases.
|
||
* The function gets the payload and numerical parameters as arguments.
|
||
* Return true if the sequence was handled; false if we should try
|
||
* a previous handler (set by addDcsHandler or setDcsHandler).
|
||
* The most recently added handler is tried first.
|
||
* @returns An IDisposable you can call to remove this handler.
|
||
*/
|
||
registerDcsHandler(id: IFunctionIdentifier, callback: (data: string, param: (number | number[])[]) => boolean): IDisposable;
|
||
|
||
/**
|
||
* Adds a handler for ESC escape sequences.
|
||
* @param id Specifies the function identifier under which the callback
|
||
* gets registered, e.g. {intermediates: '%' final: 'G'} for
|
||
* default charset selection.
|
||
* @param callback The function to handle the sequence.
|
||
* Return true if the sequence was handled; false if we should try
|
||
* a previous handler (set by addEscHandler or setEscHandler).
|
||
* The most recently added handler is tried first.
|
||
* @returns An IDisposable you can call to remove this handler.
|
||
*/
|
||
registerEscHandler(id: IFunctionIdentifier, handler: () => boolean): IDisposable;
|
||
|
||
/**
|
||
* Adds a handler for OSC escape sequences.
|
||
* @param ident The number (first parameter) of the sequence.
|
||
* @param callback The function to handle the sequence. Note that the
|
||
* function will only be called once if the sequence finished sucessfully.
|
||
* There is currently no way to intercept smaller data chunks, data chunks
|
||
* will be stored up until the sequence is finished. Since OSC sequences
|
||
* are not limited by the amount of data this might impose a problem for
|
||
* big payloads. Currently xterm.js limits OSC payload to 10 MB
|
||
* which should give enough room for most use cases.
|
||
* The callback is called with OSC data string.
|
||
* Return true if the sequence was handled; false if we should try
|
||
* a previous handler (set by addOscHandler or setOscHandler).
|
||
* The most recently added handler is tried first.
|
||
* @returns An IDisposable you can call to remove this handler.
|
||
*/
|
||
registerOscHandler(ident: number, callback: (data: string) => boolean): IDisposable;
|
||
}
|
||
|
||
/**
|
||
* (EXPERIMENTAL) Unicode version provider.
|
||
* Used to register custom Unicode versions with `Terminal.unicode.register`.
|
||
*/
|
||
export interface IUnicodeVersionProvider {
|
||
/**
|
||
* String indicating the Unicode version provided.
|
||
*/
|
||
readonly version: string;
|
||
|
||
/**
|
||
* Unicode version dependent wcwidth implementation.
|
||
*/
|
||
wcwidth(codepoint: number): 0 | 1 | 2;
|
||
charProperties(codepoint: number, preceding: number): number;
|
||
}
|
||
|
||
/**
|
||
* (EXPERIMENTAL) Unicode handling interface.
|
||
*/
|
||
export interface IUnicodeHandling {
|
||
/**
|
||
* Register a custom Unicode version provider.
|
||
*/
|
||
register(provider: IUnicodeVersionProvider): void;
|
||
|
||
/**
|
||
* Registered Unicode versions.
|
||
*/
|
||
readonly versions: ReadonlyArray<string>;
|
||
|
||
/**
|
||
* Getter/setter for active Unicode version.
|
||
*/
|
||
activeVersion: string;
|
||
}
|
||
|
||
/**
|
||
* Terminal modes as set by SM/DECSET.
|
||
*/
|
||
export interface IModes {
|
||
/**
|
||
* Application Cursor Keys (DECCKM): `CSI ? 1 h`
|
||
*/
|
||
readonly applicationCursorKeysMode: boolean;
|
||
/**
|
||
* Application Keypad Mode (DECNKM): `CSI ? 6 6 h`
|
||
*/
|
||
readonly applicationKeypadMode: boolean;
|
||
/**
|
||
* Bracketed Paste Mode: `CSI ? 2 0 0 4 h`
|
||
*/
|
||
readonly bracketedPasteMode: boolean;
|
||
/**
|
||
* Insert Mode (IRM): `CSI 4 h`
|
||
*/
|
||
readonly insertMode: boolean;
|
||
/**
|
||
* Mouse Tracking, this can be one of the following:
|
||
* - none: This is the default value and can be reset with DECRST
|
||
* - x10: Send Mouse X & Y on button press `CSI ? 9 h`
|
||
* - vt200: Send Mouse X & Y on button press and release `CSI ? 1 0 0 0 h`
|
||
* - drag: Use Cell Motion Mouse Tracking `CSI ? 1 0 0 2 h`
|
||
* - any: Use All Motion Mouse Tracking `CSI ? 1 0 0 3 h`
|
||
*/
|
||
readonly mouseTrackingMode: 'none' | 'x10' | 'vt200' | 'drag' | 'any';
|
||
/**
|
||
* Origin Mode (DECOM): `CSI ? 6 h`
|
||
*/
|
||
readonly originMode: boolean;
|
||
/**
|
||
* Reverse-wraparound Mode: `CSI ? 4 5 h`
|
||
*/
|
||
readonly reverseWraparoundMode: boolean;
|
||
/**
|
||
* Send FocusIn/FocusOut events: `CSI ? 1 0 0 4 h`
|
||
*/
|
||
readonly sendFocusMode: boolean;
|
||
/**
|
||
* Synchronized Output Mode: `CSI ? 2 0 2 6 h`
|
||
*
|
||
* When enabled, output is buffered and only rendered when the mode is
|
||
* disabled, allowing for atomic screen updates without tearing.
|
||
*/
|
||
readonly synchronizedOutputMode: boolean;
|
||
/**
|
||
* Auto-Wrap Mode (DECAWM): `CSI ? 7 h`
|
||
*/
|
||
readonly wraparoundMode: boolean;
|
||
}
|
||
}
|