213 lines
7.2 KiB
TypeScript
213 lines
7.2 KiB
TypeScript
const Bluetooth = await Service.import('bluetooth');
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const { Box, Icon, Label, ListBox, Overlay, Revealer, Scrollable } = Widget;
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import CursorBox from '../misc/cursorbox.ts';
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const SCROLL_THRESH_H = 200;
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const SCROLL_THRESH_N = 7;
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// Types
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import { ListBoxRow } from 'types/@girs/gtk-3.0/gtk-3.0.cjs';
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import { BluetoothDevice as BTDev } from 'types/service/bluetooth.ts';
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import { DeviceBox, ScrollableGeneric } from 'global-types';
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const BluetoothDevice = (dev: BTDev) => Box({
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class_name: 'menu-item',
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attribute: { dev },
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children: [Revealer({
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reveal_child: true,
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transition: 'slide_down',
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child: CursorBox({
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on_primary_click_release: () => dev.setConnection(true),
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child: Box({
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hexpand: true,
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children: [
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Icon({
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icon: dev.bind('icon_name'),
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}),
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Label({
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label: dev.bind('name'),
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}),
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Icon({
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icon: 'object-select-symbolic',
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hexpand: true,
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hpack: 'end',
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}).hook(dev, (self) => {
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self.setCss(`opacity: ${dev.paired ?
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'1' :
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'0'};
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`);
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}),
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],
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}),
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}),
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})],
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});
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export const BluetoothMenu = () => {
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const DevList = new Map();
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const topArrow = Revealer({
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transition: 'slide_down',
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child: Icon({
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icon: 'down-large-symbolic',
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class_name: 'scrolled-indicator',
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size: 16,
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css: '-gtk-icon-transform: rotate(180deg);',
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}),
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});
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const bottomArrow = Revealer({
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transition: 'slide_up',
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child: Icon({
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icon: 'down-large-symbolic',
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class_name: 'scrolled-indicator',
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size: 16,
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}),
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});
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return Overlay({
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pass_through: true,
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overlays: [
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Box({
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vpack: 'start',
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hpack: 'center',
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css: 'margin-top: 12px',
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children: [topArrow],
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}),
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Box({
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vpack: 'end',
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hpack: 'center',
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css: 'margin-bottom: 12px',
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children: [bottomArrow],
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}),
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],
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child: Box({
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class_name: 'menu',
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child: Scrollable({
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hscroll: 'never',
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vscroll: 'never',
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setup: (self) => {
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self.on('edge-reached', (_, pos) => {
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// Manage scroll indicators
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if (pos === 2) {
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topArrow.reveal_child = false;
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bottomArrow.reveal_child = true;
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}
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else if (pos === 3) {
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topArrow.reveal_child = true;
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bottomArrow.reveal_child = false;
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}
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});
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},
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child: ListBox({
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setup: (self) => {
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self.set_sort_func((a, b) => {
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const bState = (b.get_children()[0] as DeviceBox)
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.attribute.dev.paired;
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const aState = (a.get_children()[0] as DeviceBox)
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.attribute.dev.paired;
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return bState - aState;
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});
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self.hook(Bluetooth, () => {
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// Get all devices
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const Devices = Bluetooth.devices.concat(
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Bluetooth.connected_devices,
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);
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// Add missing devices
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Devices.forEach((dev) => {
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if (!DevList.has(dev) && dev.name) {
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DevList.set(dev, BluetoothDevice(dev));
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self.add(DevList.get(dev));
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self.show_all();
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}
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});
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// Delete ones that don't exist anymore
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const difference = Array.from(DevList.keys())
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.filter((dev) => !Devices
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.find((d) => dev === d) &&
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dev.name);
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difference.forEach((dev) => {
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const devWidget = DevList.get(dev);
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if (devWidget) {
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if (devWidget.toDestroy) {
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devWidget.get_parent().destroy();
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DevList.delete(dev);
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}
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else {
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devWidget.child.reveal_child = false;
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devWidget.toDestroy = true;
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}
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}
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});
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// Start scrolling after a specified height
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// is reached by the children
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const height = Math.max(
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self.get_parent()?.get_allocated_height() || 0,
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SCROLL_THRESH_H,
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);
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const scroll = (self.get_parent() as ListBoxRow)
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?.get_parent() as ScrollableGeneric;
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if (scroll) {
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const n_child = self.get_children().length;
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if (n_child > SCROLL_THRESH_N) {
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scroll.vscroll = 'always';
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scroll.setCss(`min-height: ${height}px;`);
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// Make bottom scroll indicator appear only
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// when first getting overflowing children
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if (!(bottomArrow.reveal_child === true ||
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topArrow.reveal_child === true)) {
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bottomArrow.reveal_child = true;
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}
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}
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else {
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scroll.vscroll = 'never';
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scroll.setCss('');
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topArrow.reveal_child = false;
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bottomArrow.reveal_child = false;
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}
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}
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// Trigger sort_func
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(self.get_children() as Array<ListBoxRow>)
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.forEach((ch) => {
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ch.changed();
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});
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});
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},
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}),
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}),
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}),
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});
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};
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