111 lines
3.2 KiB
C++
111 lines
3.2 KiB
C++
/*
|
|
This file is part of Telegram Desktop,
|
|
the official desktop version of Telegram messaging app, see https://telegram.org
|
|
|
|
Telegram Desktop 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, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
It 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.
|
|
|
|
In addition, as a special exception, the copyright holders give permission
|
|
to link the code of portions of this program with the OpenSSL library.
|
|
|
|
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
|
|
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
|
|
*/
|
|
#include "platform/linux/linux_desktop_environment.h"
|
|
|
|
namespace Platform {
|
|
namespace DesktopEnvironment {
|
|
namespace {
|
|
|
|
QString GetEnv(const char *name) {
|
|
auto result = getenv(name);
|
|
return result ? QString::fromLatin1(result) : QString();
|
|
}
|
|
|
|
Type Compute() {
|
|
auto xdgCurrentDesktop = GetEnv("XDG_CURRENT_DESKTOP").toLower();
|
|
auto list = xdgCurrentDesktop.split(':', QString::SkipEmptyParts);
|
|
auto desktopSession = GetEnv("DESKTOP_SESSION").toLower();
|
|
auto kdeSession = GetEnv("KDE_SESSION_VERSION");
|
|
|
|
if (!list.isEmpty()) {
|
|
if (list.contains("unity")) {
|
|
// gnome-fallback sessions set XDG_CURRENT_DESKTOP to Unity
|
|
// DESKTOP_SESSION can be gnome-fallback or gnome-fallback-compiz
|
|
if (desktopSession.indexOf(qstr("gnome-fallback")) >= 0) {
|
|
return Type::Gnome;
|
|
}
|
|
return Type::Unity;
|
|
} else if (list.contains("xfce")) {
|
|
return Type::XFCE;
|
|
} else if (list.contains("pantheon")) {
|
|
return Type::Pantheon;
|
|
} else if (list.contains("gnome")) {
|
|
return Type::Gnome;
|
|
} else if (list.contains("kde")) {
|
|
if (kdeSession == qstr("5")) {
|
|
return Type::KDE5;
|
|
}
|
|
return Type::KDE4;
|
|
}
|
|
}
|
|
|
|
if (!desktopSession.isEmpty()) {
|
|
if (desktopSession == qstr("gnome") || desktopSession == qstr("mate")) {
|
|
return Type::Gnome;
|
|
} else if (desktopSession == qstr("kde4") || desktopSession == qstr("kde-plasma")) {
|
|
return Type::KDE4;
|
|
} else if (desktopSession == qstr("kde")) {
|
|
// This may mean KDE4 on newer systems, so we have to check.
|
|
if (!kdeSession.isEmpty()) {
|
|
return Type::KDE4;
|
|
}
|
|
return Type::KDE3;
|
|
} else if (desktopSession.indexOf(qstr("xfce")) >= 0 || desktopSession == qstr("xubuntu")) {
|
|
return Type::XFCE;
|
|
}
|
|
}
|
|
|
|
// Fall back on some older environment variables.
|
|
// Useful particularly in the DESKTOP_SESSION=default case.
|
|
if (!GetEnv("GNOME_DESKTOP_SESSION_ID").isEmpty()) {
|
|
return Type::Gnome;
|
|
} else if (!GetEnv("KDE_FULL_SESSION").isEmpty()) {
|
|
if (!kdeSession.isEmpty()) {
|
|
return Type::KDE4;
|
|
}
|
|
return Type::KDE3;
|
|
}
|
|
|
|
return Type::Other;
|
|
}
|
|
|
|
} // namespace
|
|
|
|
// Thanks Chromium.
|
|
Type Get() {
|
|
static const auto result = Compute();
|
|
return result;
|
|
}
|
|
|
|
bool TryQtTrayIcon() {
|
|
return !IsPantheon() && !IsGnome();
|
|
}
|
|
|
|
bool PreferAppIndicatorTrayIcon() {
|
|
return IsXFCE() || IsUnity();
|
|
}
|
|
|
|
bool TryUnityCounter() {
|
|
return IsUnity() || IsPantheon();
|
|
}
|
|
|
|
} // namespace DesktopEnvironment
|
|
} // namespace Platform
|