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/*
* Copyright 2015 Canonical Ltd.
* Copyright 2021-2023 Robert Tari
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authors:
* Charles Kerr <charles.kerr@canonical.com>
* Robert Tari <robert@tari.in>
*/
using Notify;
public class IndicatorSound.InfoNotification: Notification
{
protected override Notify.Notification create_notification () {
return new Notify.Notification (_("Volume"), "", "audio-volume-muted");
}
public void show (VolumeControl.ActiveOutput active_output,
double volume,
bool is_high_volume) {
/* Determine Label */
string volume_label = get_notification_label (active_output);
/* Choose an icon */
unowned string icon = get_volume_notification_icon (active_output, volume, is_high_volume);
/* Reset the notification */
var n = _notification;
volume_label += "\n";
int32 nValue = ((int32)((volume * 100.0) + 0.5)).clamp(0, 100);
SettingsSchemaSource pSource = SettingsSchemaSource.get_default ();
SettingsSchema pSchema = pSource.lookup ("org.gnome.desktop.a11y.applications", false);
bool bOrcaActive = false;
if (pSchema != null)
{
Settings pSettings = new Settings ("org.gnome.desktop.a11y.applications");
bOrcaActive = pSettings.get_boolean ("screen-reader-enabled");
}
if (bOrcaActive)
{
string sValue = nValue.to_string ();
volume_label += sValue + "%";
}
else
{
uint nChars = ((int32)((volume * 20) + 0.5)).clamp(0, 20);
for (uint nChar = 0; nChar < nChars; nChar++)
{
volume_label += "◼";
}
}
n.update (_("Volume"), volume_label, icon);
n.clear_hints();
n.set_hint ("value", nValue);
show_notification ();
}
private static unowned string get_notification_label (VolumeControl.ActiveOutput active_output) {
switch (active_output) {
case VolumeControl.ActiveOutput.SPEAKERS:
return _("Speakers");
case VolumeControl.ActiveOutput.HEADPHONES:
return _("Headphones");
case VolumeControl.ActiveOutput.BLUETOOTH_HEADPHONES:
return _("Bluetooth headphones");
case VolumeControl.ActiveOutput.BLUETOOTH_SPEAKER:
return _("Bluetooth speaker");
case VolumeControl.ActiveOutput.USB_SPEAKER:
return _("Usb speaker");
case VolumeControl.ActiveOutput.USB_HEADPHONES:
return _("Usb headphones");
case VolumeControl.ActiveOutput.HDMI_SPEAKER:
return _("HDMI speaker");
case VolumeControl.ActiveOutput.HDMI_HEADPHONES:
return _("HDMI headphones");
default:
return "";
}
}
private static unowned string get_volume_notification_icon (VolumeControl.ActiveOutput active_output,
double volume,
bool is_high_volume) {
if (!is_high_volume)
return get_volume_icon (active_output, volume);
switch (active_output) {
case VolumeControl.ActiveOutput.SPEAKERS:
case VolumeControl.ActiveOutput.HEADPHONES:
case VolumeControl.ActiveOutput.BLUETOOTH_HEADPHONES:
case VolumeControl.ActiveOutput.BLUETOOTH_SPEAKER:
case VolumeControl.ActiveOutput.USB_SPEAKER:
case VolumeControl.ActiveOutput.USB_HEADPHONES:
case VolumeControl.ActiveOutput.HDMI_SPEAKER:
case VolumeControl.ActiveOutput.HDMI_HEADPHONES:
return "audio-volume-high";
default:
return "";
}
}
private static unowned string get_volume_icon (VolumeControl.ActiveOutput active_output,
double volume)
{
switch (active_output) {
case VolumeControl.ActiveOutput.SPEAKERS:
case VolumeControl.ActiveOutput.HEADPHONES:
case VolumeControl.ActiveOutput.BLUETOOTH_HEADPHONES:
case VolumeControl.ActiveOutput.BLUETOOTH_SPEAKER:
case VolumeControl.ActiveOutput.USB_SPEAKER:
case VolumeControl.ActiveOutput.USB_HEADPHONES:
case VolumeControl.ActiveOutput.HDMI_SPEAKER:
case VolumeControl.ActiveOutput.HDMI_HEADPHONES:
if (volume <= 0.0)
return "audio-volume-muted";
if (volume <= 0.3)
return "audio-volume-low";
if (volume <= 0.7)
return "audio-volume-medium";
return "audio-volume-high";
default:
return "";
}
}
}
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