From 6b661db95219f2aa5801cbc54a881d33d04b0ed3 Mon Sep 17 00:00:00 2001
From: Phlosioneer <mattmdrr2@gmail.com>
Date: Sun, 7 Apr 2019 20:46:53 -0400
Subject: [PATCH] Fix incorrect regex validator

This fixes the bug where an empty line wouldn't clear the metatile
label. It also removes the '.' and '-' characters.
---
 src/ui/tileseteditor.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ui/tileseteditor.cpp b/src/ui/tileseteditor.cpp
index 614ce38a..ca6f89ab 100644
--- a/src/ui/tileseteditor.cpp
+++ b/src/ui/tileseteditor.cpp
@@ -62,7 +62,7 @@ void TilesetEditor::init(Project *project, QString primaryTilesetLabel, QString
     this->ui->spinBox_paletteSelector->setMaximum(Project::getNumPalettesTotal() - 1);
 
     //only allow characters valid for a symbol
-    QRegExp expression("[-_.A-Za-z0-9]+$");
+    QRegExp expression("[_A-Za-z0-9]*$");
     QRegExpValidator *validator = new QRegExpValidator(expression);
     this->ui->lineEdit_metatileLabel->setValidator(validator);