Added XP/Vista end of support warning

Author: ccw808

Client/core/CMainMenu.cpp

@@ -319,6 +319,24 @@ CMainMenu::CMainMenu(CGUI* pManager)
     m_pFeatureBranchAlertLabel->SetHorizontalAlign(CGUI_ALIGN_HORIZONTALCENTER);
     m_pFeatureBranchAlertLabel->SetVerticalAlign(CGUI_ALIGN_VERTICALCENTER);
 #endif
+
+#if _WIN32_WINNT <= _WIN32_WINNT_WINXP
+    // Add annonying alert
+    m_pAlertTexture.reset(reinterpret_cast<CGUITexture*>(m_pManager->CreateTexture()));
+    std::int32_t buffer = 0xFFFF0000;
+    m_pAlertTexture->LoadFromMemory(&buffer, 1, 1); // HACK: Load red dot
+
+    m_pAlertImage.reset(reinterpret_cast<CGUIStaticImage*>(m_pManager->CreateStaticImage(m_pBackground)));
+    m_pAlertImage->LoadFromTexture(m_pAlertTexture.get());
+    m_pAlertImage->SetPosition({ 0.0f, 0.0f }, false);
+    m_pAlertImage->SetSize({ ScreenSize.fX, 20.0f });
+
+    #define XP_VISTA_WARNING _("MTA will not receive updates on XP/Vista after July 2019.\n\nUpgrade Windows to play on the latest servers.")
+    m_pAlertLabel.reset(reinterpret_cast<CGUILabel*>(m_pManager->CreateLabel(m_pAlertImage.get(), XP_VISTA_WARNING)));
+    m_pAlertLabel->SetPosition({ 0.0f, 2.0f }, false);
+    m_pAlertLabel->SetSize({ ScreenSize.fX, 20.0f });
+    m_pAlertLabel->SetHorizontalAlign(CGUI_ALIGN_HORIZONTALCENTER);
+#endif
 }
 
 CMainMenu::~CMainMenu()
@@ -623,6 +641,13 @@ void CMainMenu::Update()
         if (WaitForMenu == 275)
             GetVersionUpdater()->EnableChecking(true);
 
+#if _WIN32_WINNT <= _WIN32_WINNT_WINXP
+        if (WaitForMenu == 275)
+        {
+            CCore::GetSingletonPtr()->ShowErrorMessageBox("", XP_VISTA_WARNING, "au-revoir-xp-vista");
+        }
+#endif
+
         if (WaitForMenu < 300)
             WaitForMenu++;
     }

Client/core/CMainMenu.h

@@ -168,6 +168,12 @@ class CMainMenu
     std::unique_ptr<CGUILabel>       m_pFeatureBranchAlertLabel;
 #endif
 
+#if _WIN32_WINNT <= _WIN32_WINNT_WINXP
+    std::unique_ptr<CGUITexture> m_pAlertTexture;
+    std::unique_ptr<CGUIStaticImage> m_pAlertImage;
+    std::unique_ptr<CGUILabel> m_pAlertLabel;
+#endif
+
     // Fade states
     enum eFadeStates
     {