r24908 by jghali - Fix potential crash during text editing

[scribus-commit]

Author: jghali
Date: Fri Feb  4 23:07:42 2022
New Revision: 24908

URL: http://scribus.net/websvn/listing.php?repname=Scribus&sc=1&rev=24908
Log:
Fix potential crash during text editing

Modified:
    branches/Version15x/Scribus/scribus/pageitem_textframe.cpp

Modified: branches/Version15x/Scribus/scribus/pageitem_textframe.cpp
URL: http://scribus.net/websvn/diff.php?repname=Scribus&rev=24908&path=/branches/Version15x/Scribus/scribus/pageitem_textframe.cpp
==============================================================================
--- branches/Version15x/Scribus/scribus/pageitem_textframe.cpp	(original)
+++ branches/Version15x/Scribus/scribus/pageitem_textframe.cpp	Fri Feb  4 23:07:42 2022
@@ -3814,7 +3814,7 @@
 	if (kk == Qt::Key_Return)
 		uc = "\r";
 #endif
-	int as = uc[0].unicode();
+	int as = !uc.isEmpty() ? uc[0].unicode() : 0;
 	QString Tcha, Twort;
 	uint Tcoun;
 	int len, pos;
@@ -4389,7 +4389,7 @@
 //			view->RefreshItem(this);
 			doUpdate = true;
 		}
-		else if (uc[0] > QChar(31) || (as == 13) || (as == 30))
+		else if ((as > 31) || (as == 13) || (as == 30))
 		{
 			if (UndoManager::undoEnabled())
 			{