From bd6d6e7f3378c08fe48c179ba4ec3517fe10ae3f Mon Sep 17 00:00:00 2001 From: trianta <56975502+Trimutex@users.noreply.github.com> Date: Thu, 5 Sep 2024 11:26:46 -0500 Subject: [PATCH] xwayland: add option to enable/disable xwayland (#7633) * config: add xwayland enabled option to config * xwayland: use DISPLAY env variable for enable/disable of new launches * xwayland: close X11 windows when turning of XWayland * clang: format fix * config: add better description for xwayland:enabled * xwayland: close X11 windows on disable without crashes * xwayland: better method of informing CXWayland if xwayland enabled * xwayland: prevent closing non-xwayland windows on disable * misc: loop formatting --- src/Compositor.cpp | 2 +- src/Compositor.hpp | 1 + src/config/ConfigDescriptions.hpp | 6 ++++++ src/config/ConfigManager.cpp | 25 +++++++++++++++++++++++++ src/xwayland/Server.cpp | 3 ++- src/xwayland/XWM.cpp | 4 ++++ src/xwayland/XWayland.cpp | 9 +++++++-- src/xwayland/XWayland.hpp | 4 ++-- 8 files changed, 48 insertions(+), 6 deletions(-) diff --git a/src/Compositor.cpp b/src/Compositor.cpp index ba9ff96b..da659654 100644 --- a/src/Compositor.cpp +++ b/src/Compositor.cpp @@ -615,7 +615,7 @@ void CCompositor::initManagers(eManagersInitStage stage) { g_pCursorManager = std::make_unique(); Debug::log(LOG, "Starting XWayland"); - g_pXWayland = std::make_unique(); + g_pXWayland = std::make_unique(g_pCompositor->m_bEnableXwayland); } break; default: UNREACHABLE(); } diff --git a/src/Compositor.hpp b/src/Compositor.hpp index bb986f5e..f17d86e5 100644 --- a/src/Compositor.hpp +++ b/src/Compositor.hpp @@ -92,6 +92,7 @@ class CCompositor { CMonitor* m_pUnsafeOutput = nullptr; // fallback output for the unsafe state bool m_bIsShuttingDown = false; bool m_bDesktopEnvSet = false; + bool m_bEnableXwayland = true; // ------------------------------------------------- // diff --git a/src/config/ConfigDescriptions.hpp b/src/config/ConfigDescriptions.hpp index 73f3c9a3..00ebde6a 100644 --- a/src/config/ConfigDescriptions.hpp +++ b/src/config/ConfigDescriptions.hpp @@ -1115,6 +1115,12 @@ inline static const std::vector CONFIG_OPTIONS = { * xwayland: */ + SConfigOptionDescription{ + .value = "xwayland:enabled", + .description = "allow running applications using X11", + .type = CONFIG_OPTION_BOOL, + .data = SConfigOptionDescription::SBoolData{true}, + }, SConfigOptionDescription{ .value = "xwayland:use_nearest_neighbor", .description = "uses the nearest neighbor filtering for xwayland apps, making them pixelated rather than blurry", diff --git a/src/config/ConfigManager.cpp b/src/config/ConfigManager.cpp index 5940a6fe..740dbbdf 100644 --- a/src/config/ConfigManager.cpp +++ b/src/config/ConfigManager.cpp @@ -6,6 +6,7 @@ #include "config/ConfigValue.hpp" #include "helpers/varlist/VarList.hpp" #include "../protocols/LayerShell.hpp" +#include "../xwayland/XWayland.hpp" #include #include @@ -523,6 +524,7 @@ CConfigManager::CConfigManager() { m_pConfig->addConfigValue("gestures:workspace_swipe_touch", Hyprlang::INT{0}); m_pConfig->addConfigValue("gestures:workspace_swipe_touch_invert", Hyprlang::INT{0}); + m_pConfig->addConfigValue("xwayland:enabled", Hyprlang::INT{1}); m_pConfig->addConfigValue("xwayland:use_nearest_neighbor", Hyprlang::INT{1}); m_pConfig->addConfigValue("xwayland:force_zero_scaling", Hyprlang::INT{0}); @@ -860,6 +862,29 @@ void CConfigManager::postConfigReload(const Hyprlang::CParseResult& result) { ensureVRR(); } +#ifndef NO_XWAYLAND + const auto PENABLEXWAYLAND = std::any_cast(m_pConfig->getConfigValue("xwayland:enabled")); + // enable/disable xwayland usage + if (!isFirstLaunch) { + bool prevEnabledXwayland = g_pCompositor->m_bEnableXwayland; + if (PENABLEXWAYLAND != prevEnabledXwayland) { + g_pCompositor->m_bEnableXwayland = PENABLEXWAYLAND; + if (PENABLEXWAYLAND) { + Debug::log(LOG, "xwayland has been enabled"); + } else { + Debug::log(LOG, "xwayland has been disabled, cleaning up..."); + for (auto& w : g_pCompositor->m_vWindows) { + if (w->m_pXDGSurface || !w->m_bIsX11) + continue; + g_pCompositor->closeWindow(w); + } + } + g_pXWayland = std::make_unique(g_pCompositor->m_bEnableXwayland); + } + } else + g_pCompositor->m_bEnableXwayland = PENABLEXWAYLAND; +#endif + if (!isFirstLaunch && !g_pCompositor->m_bUnsafeState) refreshGroupBarGradients(); diff --git a/src/xwayland/Server.cpp b/src/xwayland/Server.cpp index 200bec70..f3bf5768 100644 --- a/src/xwayland/Server.cpp +++ b/src/xwayland/Server.cpp @@ -432,7 +432,8 @@ int CXWaylandServer::ready(int fd, uint32_t mask) { pipeSource = nullptr; // start the wm - g_pXWayland->pWM = std::make_unique(); + if (!g_pXWayland->pWM) + g_pXWayland->pWM = std::make_unique(); g_pCursorManager->setXWaylandCursor(); diff --git a/src/xwayland/XWM.cpp b/src/xwayland/XWM.cpp index cb4d8f4d..e8e2258a 100644 --- a/src/xwayland/XWM.cpp +++ b/src/xwayland/XWM.cpp @@ -890,6 +890,10 @@ CXWM::~CXWM() { if (eventSource) wl_event_source_remove(eventSource); + + for (auto const& sr : surfaces) { + sr->events.destroy.emit(); + } } void CXWM::setActiveWindow(xcb_window_t window) { diff --git a/src/xwayland/XWayland.cpp b/src/xwayland/XWayland.cpp index 8d45fa63..8cdb1fca 100644 --- a/src/xwayland/XWayland.cpp +++ b/src/xwayland/XWayland.cpp @@ -1,12 +1,17 @@ #include "XWayland.hpp" #include "../debug/Log.hpp" -CXWayland::CXWayland() { +CXWayland::CXWayland(const bool enabled) { #ifndef NO_XWAYLAND Debug::log(LOG, "Starting up the XWayland server"); pServer = std::make_unique(); + if (!enabled) { + unsetenv("DISPLAY"); + return; + } + if (!pServer->create()) { Debug::log(ERR, "XWayland failed to start: it will not work."); return; @@ -25,4 +30,4 @@ void CXWayland::setCursor(unsigned char* pixData, uint32_t stride, const Vector2 pWM->setCursor(pixData, stride, size, hotspot); #endif -} \ No newline at end of file +} diff --git a/src/xwayland/XWayland.hpp b/src/xwayland/XWayland.hpp index 40c0ba65..96253d19 100644 --- a/src/xwayland/XWayland.hpp +++ b/src/xwayland/XWayland.hpp @@ -17,7 +17,7 @@ class CXWM; class CXWayland { public: - CXWayland(); + CXWayland(const bool enabled); #ifndef NO_XWAYLAND std::unique_ptr pServer; @@ -126,4 +126,4 @@ inline std::unordered_map HYPRATOMS = { HYPRATOM("DELETE"), HYPRATOM("TEXT"), HYPRATOM("INCR"), -}; \ No newline at end of file +};