File 0002-Add-a-config-option-to-enable-high-DPI-sca... of Package sddm

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File 0002-Add-a-config-option-to-enable-high-DPI-scaling-701.patch of Package sddm

From b7e69e34e3cd60f480042b43b89c6c22ac812625 Mon Sep 17 00:00:00 2001
From: Stany MARCEL <stanypub@gmail.com>
Date: Thu, 15 Sep 2016 17:47:25 +0200
Subject: [PATCH 2/5] Add a config option to enable high-DPI scaling (#701)

The new EnableHiDPI boolean option permits to enable or not the
activation of Qt::AA_EnableHighDpiScaling attribute.

The default is enabled.

[ChangeLog][Greeter] Enable Qt's automatic high dpi scaling based on
configuration

Signed-off-by: Stany MARCEL <stanypub@gmail.com>
---
 src/common/Configuration.h | 1 +
 src/greeter/GreeterApp.cpp | 7 ++++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/common/Configuration.h b/src/common/Configuration.h
index f790343..f2e7ae1 100644
--- a/src/common/Configuration.h
+++ b/src/common/Configuration.h
@@ -42,6 +42,7 @@ namespace SDDM {
         Entry(Numlock,             NumState,    NUM_NONE,                                       _S("Initial NumLock state. Can be on, off or none.\n"
                                                                                                    "If property is set to none, numlock won't be changed\n"
                                                                                                    "NOTE: Currently ignored if autologin is enabled."));
+        Entry(EnableHiDPI,         bool,        true,                                           _S("Enable Qt's automatic high-DPI scaling"));
         Entry(InputMethod,         QString,     QString(),                                      _S("Input method module"));
         //  Name   Entries (but it's a regular class again)
         Section(Theme,
diff --git a/src/greeter/GreeterApp.cpp b/src/greeter/GreeterApp.cpp
index 6e48ea4..39022a0 100644
--- a/src/greeter/GreeterApp.cpp
+++ b/src/greeter/GreeterApp.cpp
@@ -247,7 +247,12 @@ int main(int argc, char **argv) {
     qInstallMessageHandler(SDDM::GreeterMessageHandler);
 
     // HiDPI
-    QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
+    if (SDDM::mainConfig.EnableHiDPI.get()) {
+        qDebug() << "High-DPI autoscaling Enabled";
+        QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
+    } else {
+        qDebug() << "High-DPI autoscaling Not Enabled";
+    }
 
     QStringList arguments;
 
-- 
2.10.1

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