From 4b1138ebc7e0c1edd9afd5e56dd69a8c36b9abbb Mon Sep 17 00:00:00 2001
From: Leon Styhre <leon@leonstyhre.com>
Date: Sat, 29 Jan 2022 11:06:58 +0100
Subject: [PATCH] Fixed an issue where ScrollableContainer could round its size
 to zero.

Also added a sizing check to prevent application hangs on zero-sized containers.
---
 es-core/src/components/ScrollableContainer.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/es-core/src/components/ScrollableContainer.cpp b/es-core/src/components/ScrollableContainer.cpp
index 9f230f333..d7462c4a5 100644
--- a/es-core/src/components/ScrollableContainer.cpp
+++ b/es-core/src/components/ScrollableContainer.cpp
@@ -71,12 +71,17 @@ void ScrollableContainer::reset()
         if (mChildren.front()->getSize().y > mSize.y) {
             float numLines {mSize.y / combinedHeight};
             mSize.y = floorf(numLines) * combinedHeight;
+            if (mSize.y == 0.0f)
+                mSize.y = combinedHeight;
         }
     }
 }
 
 void ScrollableContainer::update(int deltaTime)
 {
+    if (mSize == glm::vec2 {0.0f, 0.0f})
+        return;
+
     // Don't scroll if the media viewer or screensaver is active or if text scrolling is disabled;
     if (mWindow->isMediaViewerActive() || mWindow->isScreensaverActive() ||
         !mWindow->getAllowTextScrolling()) {