From 29e7a6f24371bada9a97366c407e9b63b5533663 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Mon, 14 Dec 2020 12:04:22 +0100
Subject: Fix layouting if no outputs are active

---
 src/main.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/main.cpp b/src/main.cpp
index 77c4932..c513282 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -158,6 +158,7 @@ void setupScreens()
 {
     // Get a list of non-overlapping screens, as this might lead to a broken
     // greeter with main windows covering other login forms
+    qDebug() << "Reposistioning greeter";
     QMap<int, QRect> screens;
     QList<QRect> allNew;
     if (Global::testMode()) {
@@ -165,6 +166,9 @@ void setupScreens()
     } else {
         for (int i = 0; i < QApplication::desktop()->screenCount(); ++i) {
             QRect r = QApplication::desktop()->screenGeometry(i);
+            if (r.width() < 200 || r.height() < 200)
+                continue; // Sanity check
+            qDebug() << "Have screen" << r;
             allNew.append(r);
             QMutableMapIterator<int, QRect>it(screens);
             while (it.hasNext()) {
@@ -184,6 +188,15 @@ void setupScreens()
             skip_rect: ; // Do nothing
         }
     }
+    if (screens.isEmpty()) {
+        // Huh?
+        QRect r = QApplication::desktop()->geometry();
+        r.setTopLeft(QPoint(0, 0));
+        r = r.united(QRect(0, 0, 640, 480));
+        qDebug() << "No screens found, adding fake screen" << r;
+        screens.insert(0, r);
+        allNew.insert(0, r);
+    }
 
     // Spurious event?
     int primaryNew = QApplication::desktop()->primaryScreen();
-- 
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