From 47a13f1ed2d97d4bb2bc8082ffb64e5daa0c7f8a Mon Sep 17 00:00:00 2001
From: Andrei Kortunov <andrei.kortunov@yandex.ru>
Date: Thu, 28 Nov 2019 09:48:59 +0400
Subject: [PATCH] Do not use deprecated Qt API in the launcher

---
 apps/launcher/graphicspage.cpp | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/apps/launcher/graphicspage.cpp b/apps/launcher/graphicspage.cpp
index 4ba164698..6bc22bad6 100644
--- a/apps/launcher/graphicspage.cpp
+++ b/apps/launcher/graphicspage.cpp
@@ -5,6 +5,10 @@
 #include <QMessageBox>
 #include <QDir>
 
+#if QT_VERSION >= QT_VERSION_CHECK(5,0,0)
+#include <QScreen>
+#endif
+
 #ifdef MAC_OS_X_VERSION_MIN_REQUIRED
 #undef MAC_OS_X_VERSION_MIN_REQUIRED
 // We need to do this because of Qt: https://bugreports.qt-project.org/browse/QTBUG-22154
@@ -311,6 +315,17 @@ QStringList Launcher::GraphicsPage::getAvailableResolutions(int screen)
 QRect Launcher::GraphicsPage::getMaximumResolution()
 {
     QRect max;
+
+#if QT_VERSION >= QT_VERSION_CHECK(5,0,0)
+    for (QScreen* screen : QGuiApplication::screens())
+    {
+        QRect res = screen->geometry();
+        if (res.width() > max.width())
+            max.setWidth(res.width());
+        if (res.height() > max.height())
+            max.setHeight(res.height());
+    }
+#else
     int screens = QApplication::desktop()->screenCount();
     for (int i = 0; i < screens; ++i)
     {
@@ -320,6 +335,7 @@ QRect Launcher::GraphicsPage::getMaximumResolution()
         if (res.height() > max.height())
             max.setHeight(res.height());
     }
+#endif
     return max;
 }