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https://github.com/moonlight-stream/moonlight-qt.git
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80 lines
1.9 KiB
C++
80 lines
1.9 KiB
C++
#include <QtGlobal>
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#include "utils.h"
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#include <SDL.h>
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#ifdef HAS_X11
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#include <X11/Xlib.h>
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#endif
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#ifdef HAS_WAYLAND
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#include <wayland-client.h>
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#endif
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#define VALUE_SET 0x01
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#define VALUE_TRUE 0x02
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bool WMUtils::isRunningX11()
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{
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#ifdef HAS_X11
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static SDL_atomic_t isRunningOnX11;
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// If the value is not set yet, populate it now.
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int val = SDL_AtomicGet(&isRunningOnX11);
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if (!(val & VALUE_SET)) {
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Display* display = XOpenDisplay(nullptr);
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if (display != nullptr) {
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XCloseDisplay(display);
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}
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// Populate the value to return and have for next time.
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// This can race with another thread populating the same data,
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// but that's no big deal.
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val = VALUE_SET | ((display != nullptr) ? VALUE_TRUE : 0);
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SDL_AtomicSet(&isRunningOnX11, val);
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}
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return !!(val & VALUE_TRUE);
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#endif
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return false;
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}
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bool WMUtils::isRunningWayland()
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{
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#ifdef HAS_WAYLAND
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static SDL_atomic_t isRunningOnWayland;
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// If the value is not set yet, populate it now.
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int val = SDL_AtomicGet(&isRunningOnWayland);
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if (!(val & VALUE_SET)) {
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struct wl_display* display = wl_display_connect(nullptr);
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if (display != nullptr) {
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wl_display_disconnect(display);
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}
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// Populate the value to return and have for next time.
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// This can race with another thread populating the same data,
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// but that's no big deal.
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val = VALUE_SET | ((display != nullptr) ? VALUE_TRUE : 0);
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SDL_AtomicSet(&isRunningOnWayland, val);
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}
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return !!(val & VALUE_TRUE);
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#endif
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return false;
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}
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bool WMUtils::isRunningWindowManager()
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{
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#if defined(Q_OS_WIN) || defined(Q_OS_DARWIN)
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// Windows and macOS are always running a window manager
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return true;
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#else
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// On Unix OSes, look for Wayland or X
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return WMUtils::isRunningWayland() || WMUtils::isRunningX11();
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#endif
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}
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