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Diffstat (limited to '')
| -rw-r--r-- | js/ui/status/remoteAccess.js | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/js/ui/status/remoteAccess.js b/js/ui/status/remoteAccess.js new file mode 100644 index 0000000..1ed8793 --- /dev/null +++ b/js/ui/status/remoteAccess.js @@ -0,0 +1,230 @@ +// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*- +/* exported RemoteAccessApplet, ScreenRecordingIndicator, ScreenSharingIndicator */ + +const { Atk, Clutter, GLib, GObject, Meta, St } = imports.gi; + +const Main = imports.ui.main; +const PanelMenu = imports.ui.panelMenu; +const {SystemIndicator} = imports.ui.quickSettings; + +// Minimum amount of time the shared indicator is visible (in micro seconds) +const MIN_SHARED_INDICATOR_VISIBLE_TIME_US = 5 * GLib.TIME_SPAN_SECOND; + +var RemoteAccessApplet = GObject.registerClass( +class RemoteAccessApplet extends SystemIndicator { + _init() { + super._init(); + + let controller = global.backend.get_remote_access_controller(); + + if (!controller) + return; + + this._handles = new Set(); + + this._indicator = this._addIndicator(); + this._indicator.icon_name = 'media-record-symbolic'; + this._indicator.add_style_class_name('screencast-indicator'); + + controller.connect('new-handle', (o, handle) => { + this._onNewHandle(handle); + }); + this._sync(); + } + + _isRecording() { + // Screenshot UI screencasts have their own panel, so don't show this + // indicator if there's only a screenshot UI screencast. + if (Main.screenshotUI.screencast_in_progress) + return this._handles.size > 1; + + return this._handles.size > 0; + } + + _sync() { + this._indicator.visible = this._isRecording(); + } + + _onStopped(handle) { + this._handles.delete(handle); + this._sync(); + } + + _onNewHandle(handle) { + if (!handle.is_recording) + return; + + this._handles.add(handle); + handle.connect('stopped', this._onStopped.bind(this)); + + this._sync(); + } +}); + +var ScreenRecordingIndicator = GObject.registerClass({ + Signals: { 'menu-set': {} }, +}, class ScreenRecordingIndicator extends PanelMenu.ButtonBox { + _init() { + super._init({ + reactive: true, + can_focus: true, + track_hover: true, + accessible_name: _('Stop Screencast'), + accessible_role: Atk.Role.PUSH_BUTTON, + }); + this.add_style_class_name('screen-recording-indicator'); + + this._box = new St.BoxLayout(); + this.add_child(this._box); + + this._label = new St.Label({ + text: '0:00', + y_align: Clutter.ActorAlign.CENTER, + }); + this._box.add_child(this._label); + + this._icon = new St.Icon({ icon_name: 'stop-symbolic' }); + this._box.add_child(this._icon); + + this.hide(); + Main.screenshotUI.connect( + 'notify::screencast-in-progress', + this._onScreencastInProgressChanged.bind(this)); + } + + vfunc_event(event) { + if (event.type() === Clutter.EventType.TOUCH_BEGIN || + event.type() === Clutter.EventType.BUTTON_PRESS) + Main.screenshotUI.stopScreencast(); + + return Clutter.EVENT_PROPAGATE; + } + + _updateLabel() { + const minutes = this._secondsPassed / 60; + const seconds = this._secondsPassed % 60; + this._label.text = '%d:%02d'.format(minutes, seconds); + } + + _onScreencastInProgressChanged() { + if (Main.screenshotUI.screencast_in_progress) { + this.show(); + + this._secondsPassed = 0; + this._updateLabel(); + + this._timeoutId = GLib.timeout_add(GLib.PRIORITY_DEFAULT, 1000, () => { + this._secondsPassed += 1; + this._updateLabel(); + return GLib.SOURCE_CONTINUE; + }); + GLib.Source.set_name_by_id( + this._timeoutId, '[gnome-shell] screen recording indicator tick'); + } else { + this.hide(); + + GLib.source_remove(this._timeoutId); + delete this._timeoutId; + + delete this._secondsPassed; + } + } +}); + +var ScreenSharingIndicator = GObject.registerClass({ + Signals: {'menu-set': {}}, +}, class ScreenSharingIndicator extends PanelMenu.ButtonBox { + _init() { + super._init({ + reactive: true, + can_focus: true, + track_hover: true, + accessible_name: _('Stop Screen Sharing'), + accessible_role: Atk.Role.PUSH_BUTTON, + }); + this.add_style_class_name('screen-sharing-indicator'); + + this._box = new St.BoxLayout(); + this.add_child(this._box); + + let icon = new St.Icon({icon_name: 'screen-shared-symbolic'}); + this._box.add_child(icon); + + icon = new St.Icon({icon_name: 'window-close-symbolic'}); + this._box.add_child(icon); + + this._controller = global.backend.get_remote_access_controller(); + + this._handles = new Set(); + + this._controller?.connect('new-handle', + (o, handle) => this._onNewHandle(handle)); + + this._sync(); + } + + _onNewHandle(handle) { + // We can't possibly know about all types of screen sharing on X11, so + // showing these controls on X11 might give a false sense of security. + // Thus, only enable these controls when using Wayland, where we are + // in control of sharing. + if (!Meta.is_wayland_compositor()) + return; + + if (handle.isRecording) + return; + + this._handles.add(handle); + handle.connect('stopped', () => { + this._handles.delete(handle); + this._sync(); + }); + this._sync(); + } + + vfunc_event(event) { + if (event.type() === Clutter.EventType.TOUCH_BEGIN || + event.type() === Clutter.EventType.BUTTON_PRESS) + this._stopSharing(); + + return Clutter.EVENT_PROPAGATE; + } + + _stopSharing() { + for (const handle of this._handles) + handle.stop(); + } + + _hideIndicator() { + this.hide(); + delete this._hideIndicatorId; + return GLib.SOURCE_REMOVE; + } + + _sync() { + if (this._hideIndicatorId) { + GLib.source_remove(this._hideIndicatorId); + delete this._hideIndicatorId; + } + + if (this._handles.size > 0) { + if (!this.visible) + this._visibleTimeUs = GLib.get_monotonic_time(); + this.show(); + } else if (this.visible) { + const currentTimeUs = GLib.get_monotonic_time(); + const timeSinceVisibleUs = currentTimeUs - this._visibleTimeUs; + + if (timeSinceVisibleUs >= MIN_SHARED_INDICATOR_VISIBLE_TIME_US) { + this._hideIndicator(); + } else { + const timeUntilHideUs = + MIN_SHARED_INDICATOR_VISIBLE_TIME_US - timeSinceVisibleUs; + this._hideIndicatorId = + GLib.timeout_add(GLib.PRIORITY_DEFAULT, + timeUntilHideUs / GLib.TIME_SPAN_MILLISECOND, + () => this._hideIndicator()); + } + } + } +}); |