nixos-configs/devices/wim/config/ags/js/on-screen-keyboard/keys.js
matt1432 e7a0fe416f
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fix(ags): use hover events and Gdk cursor method
2024-01-11 10:25:53 -05:00

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JavaScript

import Variable from 'resource:///com/github/Aylur/ags/variable.js';
import Brightness from '../../services/brightness.js';
import { Box, EventBox, Label } from 'resource:///com/github/Aylur/ags/widget.js';
import { execAsync } from 'resource:///com/github/Aylur/ags/utils.js';
const { Gdk, Gtk } = imports.gi;
const display = Gdk.Display.get_default();
import Separator from '../misc/separator.js';
// Keep track of when a non modifier key
// is clicked to release all modifiers
const NormalClick = Variable(false);
// Keep track of modifier statuses
const Super = Variable(false);
const LAlt = Variable(false);
const LCtrl = Variable(false);
const AltGr = Variable(false);
const RCtrl = Variable(false);
const Caps = Variable(false);
Brightness.connect('caps', (_, state) => {
Caps.value = state;
});
// Assume both shifts are the same for key.labelShift
const LShift = Variable(false);
const RShift = Variable(false);
const Shift = Variable(false);
LShift.connect('changed', () => {
Shift.value = LShift.value || RShift.value;
});
RShift.connect('changed', () => {
Shift.value = LShift.value || RShift.value;
});
const SPACING = 4;
const LSHIFT_CODE = 42;
const LALT_CODE = 56;
const LCTRL_CODE = 29;
/** @param {Object} key */
const ModKey = (key) => {
let Mod;
if (key.label === 'Super') {
Mod = Super;
}
// Differentiate left and right mods
else if (key.label === 'Shift' && key.keycode === LSHIFT_CODE) {
Mod = LShift;
}
else if (key.label === 'Alt' && key.keycode === LALT_CODE) {
Mod = LAlt;
}
else if (key.label === 'Ctrl' && key.keycode === LCTRL_CODE) {
Mod = LCtrl;
}
else if (key.label === 'Shift') {
Mod = RShift;
}
else if (key.label === 'AltGr') {
Mod = AltGr;
}
else if (key.label === 'Ctrl') {
Mod = RCtrl;
}
const button = EventBox({
class_name: 'key',
on_primary_click_release: (self) => {
console.log('mod toggled');
execAsync(`ydotool key ${key.keycode}:${Mod.value ? 0 : 1}`);
// @ts-expect-error
self.child.toggleClassName('active', !Mod.value);
Mod.value = !Mod.value;
},
setup: (self) => {
self
.hook(NormalClick, () => {
Mod.value = false;
// @ts-expect-error
self.child.toggleClassName('active', false);
execAsync(`ydotool key ${key.keycode}:0`);
})
// OnHover
.on('enter-notify-event', () => {
self.window.set_cursor(Gdk.Cursor.new_from_name(
display,
'pointer',
));
self.toggleClassName('hover', true);
})
// OnHoverLost
.on('leave-notify-event', () => {
self.window.set_cursor(null);
self.toggleClassName('hover', false);
});
},
child: Label({
class_name: `mod ${key.label}`,
label: key.label,
}),
});
return Box({
children: [
button,
Separator(SPACING),
],
});
};
/** @param {Object} key */
const RegularKey = (key) => {
const widget = EventBox({
class_name: 'key',
child: Label({
class_name: `normal ${key.label}`,
label: key.label,
setup: (self) => {
self
.hook(Shift, () => {
if (!key.labelShift) {
return;
}
self.label = Shift.value ? key.labelShift : key.label;
})
.hook(Caps, () => {
if (key.label === 'Caps') {
self.toggleClassName('active', Caps.value);
return;
}
if (!key.labelShift) {
return;
}
if (key.label.match(/[A-Za-z]/)) {
self.label = Caps.value ?
key.labelShift :
key.label;
}
})
.hook(AltGr, () => {
if (!key.labelAltGr) {
return;
}
self.toggleClassName('altgr', AltGr.value);
self.label = AltGr.value ? key.labelAltGr : key.label;
})
// OnHover
.on('enter-notify-event', () => {
self.window.set_cursor(Gdk.Cursor.new_from_name(
display,
'pointer',
));
self.toggleClassName('hover', true);
})
// OnHoverLost
.on('leave-notify-event', () => {
self.window.set_cursor(null);
self.toggleClassName('hover', false);
});
},
}),
});
const gesture = Gtk.GestureLongPress.new(widget);
gesture.delay_factor = 1.0;
// Long press
widget.hook(gesture, () => {
const pointer = gesture.get_point(null);
const x = pointer[1];
const y = pointer[2];
if ((!x || !y) || (x === 0 && y === 0)) {
return;
}
console.log('Not implemented yet');
// TODO: popup menu for accents
}, 'pressed');
// OnPrimaryClickRelease
widget.hook(gesture, () => {
const pointer = gesture.get_point(null);
const x = pointer[1];
const y = pointer[2];
if ((!x || !y) || (x === 0 && y === 0)) {
return;
}
console.log('key clicked');
execAsync(`ydotool key ${key.keycode}:1`);
execAsync(`ydotool key ${key.keycode}:0`);
NormalClick.value = true;
}, 'cancelled');
return Box({
children: [
widget,
Separator(SPACING),
],
});
};
/** @param {Object} key */
export default (key) => key.keytype === 'normal' ?
RegularKey(key) :
ModKey(key);