welcome: init welcome manager (#12409)

---------

Co-authored-by: Mihai Fufezan <mihai@fufexan.net>

src/Compositor.cpp

@@ -60,6 +60,7 @@
 #include "managers/HookSystemManager.hpp"
 #include "managers/ProtocolManager.hpp"
 #include "managers/LayoutManager.hpp"
+#include "managers/WelcomeManager.hpp"
 #include "render/AsyncResourceGatherer.hpp"
 #include "plugins/PluginSystem.hpp"
 #include "hyprerror/HyprError.hpp"
@@ -603,6 +604,7 @@ void CCompositor::cleanup() {
     g_pEventLoopManager.reset();
     g_pVersionKeeperMgr.reset();
     g_pDonationNagManager.reset();
+    g_pWelcomeManager.reset();
     g_pANRManager.reset();
     g_pConfigWatcher.reset();
     g_pAsyncResourceGatherer.reset();
@@ -708,6 +710,9 @@ void CCompositor::initManagers(eManagersInitStage stage) {
             Debug::log(LOG, "Creating the DonationNag!");
             g_pDonationNagManager = makeUnique<CDonationNagManager>();
 
+            Debug::log(LOG, "Creating the WelcomeManager!");
+            g_pWelcomeManager = makeUnique<CWelcomeManager>();
+
             Debug::log(LOG, "Creating the ANRManager!");
             g_pANRManager = makeUnique<CANRManager>();
 

src/managers/WelcomeManager.cpp

@@ -0,0 +1,31 @@
+#include "WelcomeManager.hpp"
+#include "../debug/Log.hpp"
+#include "../config/ConfigValue.hpp"
+#include "../helpers/fs/FsUtils.hpp"
+
+#include <hyprutils/os/Process.hpp>
+
+using namespace Hyprutils::OS;
+
+CWelcomeManager::CWelcomeManager() {
+    static auto PAUTOGEN = CConfigValue<Hyprlang::INT>("autogenerated");
+
+    if (!*PAUTOGEN) {
+        Debug::log(LOG, "[welcome] skipping, not autogen");
+        return;
+    }
+
+    if (!NFsUtils::executableExistsInPath("hyprland-welcome")) {
+        Debug::log(LOG, "[welcome] skipping, no welcome app");
+        return;
+    }
+
+    m_fired = true;
+
+    CProcess welcome("hyprland-welcome", {});
+    welcome.runAsync();
+}
+
+bool CWelcomeManager::fired() {
+    return m_fired;
+}

src/managers/WelcomeManager.hpp

@@ -0,0 +1,16 @@
+#pragma once
+
+#include "../helpers/memory/Memory.hpp"
+
+class CWelcomeManager {
+  public:
+    CWelcomeManager();
+
+    // whether the welcome screen was shown this boot.
+    bool fired();
+
+  private:
+    bool m_fired = false;
+};
+
+inline UP<CWelcomeManager> g_pWelcomeManager;