Qt UI: Runner: Allow setuid and high-DPI scaling

Omission of the high-DPI scaling flag was making the runner look
significantly worse than the wizard on high-DPI screens.

Allowing setuid means we can finally run as the live user and complete
an installation.

Ref: #353, #321

1 files changed, 2 insertions, 0 deletions

diff --git a/ui/qt5/runner/main.cc b/ui/qt5/runner/main.cc
index a545982..1b71ce6 100644
--- a/ui/qt5/runner/main.cc
+++ b/ui/qt5/runner/main.cc
@@ -19,6 +19,8 @@
 #include "executorwizard.hh"
 
 int main(int argc, char *argv[]) {
+    QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
+    QApplication::setSetuidAllowed(true);
     QApplication app(argc, argv);
     app.setOrganizationName("Adélie Linux");
     app.setApplicationName("Horizon Runner GUI");