Fixed|Widgets: Crash moving cursor when editor is empty

skyjake · Sep 1, 2019 · dd99bdd · dd99bdd
1 parent f37c27c
commit dd99bdd
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/doomsday/libs/shell/src/abstractlineeditor.cpp b/doomsday/libs/shell/src/abstractlineeditor.cpp
@@ -146,8 +146,9 @@ DE_PIMPL(AbstractLineEditor)
         const LineBytePos linePos = lineCursorPos();
 
         // Check for no room.
-        if (!linePos.line && lineOff < 0) return false;
-        if (linePos.line == wraps->height() - 1 && lineOff > 0) return false;
+        if (text.empty()) return false;
+        if (linePos.line <= 0 && lineOff < 0) return false;
+        if (linePos.line >= wraps->height() - 1 && lineOff > 0) return false;
 
         const auto destWidth = wraps->rangeWidth({lineSpan(linePos.line).range.begin(), cursorPtr()});