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https://gitlab.com/thebiblelover7/dotfiles.git
synced 2025-09-14 07:33:49 +00:00
initial commit
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@@ -0,0 +1,312 @@
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'use strict';
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imports.gi.versions.Atspi = '2.0';
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const Atspi = imports.gi.Atspi;
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const Gdk = imports.gi.Gdk;
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/**
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* Printable ASCII range
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*/
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const _ASCII = /[\x20-\x7E]/;
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/**
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* Modifier Keycode Defaults
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*/
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const XKeycode = {
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Alt_L: 0x40,
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Control_L: 0x25,
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Shift_L: 0x32,
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Super_L: 0x85,
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};
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/**
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* A thin wrapper around Atspi for X11 sessions without Pipewire support.
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*/
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var Controller = class {
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constructor() {
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// Atspi.init() return 2 on fail, but still marks itself as inited. We
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// uninit before throwing an error otherwise any future call to init()
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// will appear successful and other calls will cause GSConnect to exit.
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// See: https://gitlab.gnome.org/GNOME/at-spi2-core/blob/master/atspi/atspi-misc.c
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if (Atspi.init() === 2) {
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this.destroy();
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throw new Error('Failed to start AT-SPI');
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}
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try {
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this._display = Gdk.Display.get_default();
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this._seat = this._display.get_default_seat();
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this._pointer = this._seat.get_pointer();
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} catch (e) {
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this.destroy();
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throw e;
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}
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// Try to read modifier keycodes from Gdk
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try {
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const keymap = Gdk.Keymap.get_for_display(this._display);
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let modifier;
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modifier = keymap.get_entries_for_keyval(Gdk.KEY_Alt_L)[1][0];
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XKeycode.Alt_L = modifier.keycode;
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modifier = keymap.get_entries_for_keyval(Gdk.KEY_Control_L)[1][0];
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XKeycode.Control_L = modifier.keycode;
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modifier = keymap.get_entries_for_keyval(Gdk.KEY_Shift_L)[1][0];
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XKeycode.Shift_L = modifier.keycode;
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modifier = keymap.get_entries_for_keyval(Gdk.KEY_Super_L)[1][0];
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XKeycode.Super_L = modifier.keycode;
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} catch (e) {
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debug('using default modifier keycodes');
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}
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}
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/*
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* Pointer events
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*/
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clickPointer(button) {
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try {
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const [, x, y] = this._pointer.get_position();
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const monitor = this._display.get_monitor_at_point(x, y);
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const scale = monitor.get_scale_factor();
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Atspi.generate_mouse_event(scale * x, scale * y, `b${button}c`);
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} catch (e) {
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logError(e);
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}
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}
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doubleclickPointer(button) {
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try {
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const [, x, y] = this._pointer.get_position();
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const monitor = this._display.get_monitor_at_point(x, y);
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const scale = monitor.get_scale_factor();
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Atspi.generate_mouse_event(scale * x, scale * y, `b${button}d`);
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} catch (e) {
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logError(e);
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}
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}
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movePointer(dx, dy) {
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try {
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const [, x, y] = this._pointer.get_position();
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const monitor = this._display.get_monitor_at_point(x, y);
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const scale = monitor.get_scale_factor();
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Atspi.generate_mouse_event(scale * dx, scale * dy, 'rel');
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} catch (e) {
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logError(e);
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}
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}
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pressPointer(button) {
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try {
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const [, x, y] = this._pointer.get_position();
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const monitor = this._display.get_monitor_at_point(x, y);
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const scale = monitor.get_scale_factor();
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Atspi.generate_mouse_event(scale * x, scale * y, `b${button}p`);
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} catch (e) {
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logError(e);
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}
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}
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releasePointer(button) {
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try {
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const [, x, y] = this._pointer.get_position();
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const monitor = this._display.get_monitor_at_point(x, y);
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const scale = monitor.get_scale_factor();
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Atspi.generate_mouse_event(scale * x, scale * y, `b${button}r`);
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} catch (e) {
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logError(e);
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}
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}
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scrollPointer(dx, dy) {
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if (dy > 0)
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this.clickPointer(4);
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else if (dy < 0)
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this.clickPointer(5);
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}
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/*
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* Phony virtual keyboard helpers
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*/
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_modeLock(keycode) {
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Atspi.generate_keyboard_event(
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keycode,
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null,
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Atspi.KeySynthType.PRESS
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);
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}
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_modeUnlock(keycode) {
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Atspi.generate_keyboard_event(
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keycode,
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null,
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Atspi.KeySynthType.RELEASE
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);
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}
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/*
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* Simulate a printable-ASCII character.
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*
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*/
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_pressASCII(key, modifiers) {
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try {
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// Press Modifiers
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if (modifiers & Gdk.ModifierType.MOD1_MASK)
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this._modeLock(XKeycode.Alt_L);
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if (modifiers & Gdk.ModifierType.CONTROL_MASK)
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this._modeLock(XKeycode.Control_L);
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if (modifiers & Gdk.ModifierType.SHIFT_MASK)
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this._modeLock(XKeycode.Shift_L);
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if (modifiers & Gdk.ModifierType.SUPER_MASK)
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this._modeLock(XKeycode.Super_L);
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Atspi.generate_keyboard_event(
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0,
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key,
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Atspi.KeySynthType.STRING
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);
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// Release Modifiers
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if (modifiers & Gdk.ModifierType.MOD1_MASK)
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this._modeUnlock(XKeycode.Alt_L);
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if (modifiers & Gdk.ModifierType.CONTROL_MASK)
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this._modeUnlock(XKeycode.Control_L);
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if (modifiers & Gdk.ModifierType.SHIFT_MASK)
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this._modeUnlock(XKeycode.Shift_L);
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if (modifiers & Gdk.ModifierType.SUPER_MASK)
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this._modeUnlock(XKeycode.Super_L);
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} catch (e) {
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logError(e);
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}
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}
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_pressKeysym(keysym, modifiers) {
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try {
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// Press Modifiers
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if (modifiers & Gdk.ModifierType.MOD1_MASK)
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this._modeLock(XKeycode.Alt_L);
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if (modifiers & Gdk.ModifierType.CONTROL_MASK)
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this._modeLock(XKeycode.Control_L);
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if (modifiers & Gdk.ModifierType.SHIFT_MASK)
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this._modeLock(XKeycode.Shift_L);
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if (modifiers & Gdk.ModifierType.SUPER_MASK)
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this._modeLock(XKeycode.Super_L);
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Atspi.generate_keyboard_event(
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keysym,
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null,
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Atspi.KeySynthType.PRESSRELEASE | Atspi.KeySynthType.SYM
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);
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// Release Modifiers
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if (modifiers & Gdk.ModifierType.MOD1_MASK)
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this._modeUnlock(XKeycode.Alt_L);
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if (modifiers & Gdk.ModifierType.CONTROL_MASK)
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this._modeUnlock(XKeycode.Control_L);
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if (modifiers & Gdk.ModifierType.SHIFT_MASK)
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this._modeUnlock(XKeycode.Shift_L);
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if (modifiers & Gdk.ModifierType.SUPER_MASK)
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this._modeUnlock(XKeycode.Super_L);
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} catch (e) {
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logError(e);
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}
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}
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/**
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* Simulate the composition of a unicode character with:
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* Control+Shift+u, [hex], Return
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*
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* @param {number} key - An XKeycode
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* @param {number} modifiers - A modifier mask
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*/
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_pressUnicode(key, modifiers) {
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try {
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if (modifiers > 0)
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log('GSConnect: ignoring modifiers for unicode keyboard event');
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// TODO: Using Control and Shift keysym is not working (it triggers
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// key release). Probably using LOCKMODIFIERS will not work either
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// as unlocking the modifier will not trigger a release
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// Activate compose sequence
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this._modeLock(XKeycode.Control_L);
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this._modeLock(XKeycode.Shift_L);
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this.pressreleaseKeysym(Gdk.KEY_U);
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this._modeUnlock(XKeycode.Control_L);
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this._modeUnlock(XKeycode.Shift_L);
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// Enter the unicode sequence
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const ucode = key.charCodeAt(0).toString(16);
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let keysym;
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for (let h = 0, len = ucode.length; h < len; h++) {
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keysym = Gdk.unicode_to_keyval(ucode.charAt(h).codePointAt(0));
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this.pressreleaseKeysym(keysym);
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}
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// Finish the compose sequence
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this.pressreleaseKeysym(Gdk.KEY_Return);
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} catch (e) {
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logError(e);
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}
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}
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/*
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* Keyboard Events
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*/
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pressKeysym(keysym) {
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Atspi.generate_keyboard_event(
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keysym,
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null,
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Atspi.KeySynthType.PRESS | Atspi.KeySynthType.SYM
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);
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}
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releaseKeysym(keysym) {
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Atspi.generate_keyboard_event(
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keysym,
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null,
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Atspi.KeySynthType.RELEASE | Atspi.KeySynthType.SYM
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);
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}
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pressreleaseKeysym(keysym) {
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Atspi.generate_keyboard_event(
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keysym,
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null,
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Atspi.KeySynthType.PRESSRELEASE | Atspi.KeySynthType.SYM
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);
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}
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pressKey(input, modifiers) {
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// We were passed a keysym
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if (typeof input === 'number')
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this._pressKeysym(input, modifiers);
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// Regular ASCII
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else if (_ASCII.test(input))
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this._pressASCII(input, modifiers);
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// Unicode
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else
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this._pressUnicode(input, modifiers);
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}
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destroy() {
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try {
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Atspi.exit();
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} catch (e) {
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// Silence errors
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}
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}
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};
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