From 1e9e378659306e3245498ce6e4e655fe08dacdd7 Mon Sep 17 00:00:00 2001
From: Vojtech Kral <vojtech@kral.hk>
Date: Wed, 27 Mar 2019 13:51:42 +0100
Subject: [PATCH] Fix string access in Preferences.cpp

---
 src/slic3r/GUI/Preferences.cpp | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/slic3r/GUI/Preferences.cpp b/src/slic3r/GUI/Preferences.cpp
index 5ce65b669..8ffff1a41 100644
--- a/src/slic3r/GUI/Preferences.cpp
+++ b/src/slic3r/GUI/Preferences.cpp
@@ -35,7 +35,7 @@ void PreferencesDialog::build()
 	def.type = coBool;
 	def.tooltip = L("If this is enabled, Slic3r will prompt the last output directory "
 					  "instead of the one containing the input files.");
-    def.default_value = new ConfigOptionBool{ app_config->has("remember_output_path") ? app_config->get("remember_output_path")[0] == '1' : true }; // 1;
+    def.default_value = new ConfigOptionBool{ app_config->has("remember_output_path") ? app_config->get("remember_output_path") == "1" : true };
     Option option(def, "remember_output_path");
 	m_optgroup->append_single_option_line(option);
 
@@ -43,7 +43,7 @@ void PreferencesDialog::build()
 	def.type = coBool;
 	def.tooltip = L("If this is enabled, Slic3r will auto-center objects "
 					  "around the print bed center.");
-	def.default_value = new ConfigOptionBool{ app_config->get("autocenter")[0] == '1' }; // 1;
+	def.default_value = new ConfigOptionBool{ app_config->get("autocenter") == "1" };
 	option = Option (def,"autocenter");
 	m_optgroup->append_single_option_line(option);
 
@@ -51,7 +51,7 @@ void PreferencesDialog::build()
 	def.type = coBool;
 	def.tooltip = L("If this is enabled, Slic3r will pre-process objects as soon "
 					  "as they\'re loaded in order to save time when exporting G-code.");
-	def.default_value = new ConfigOptionBool{ app_config->get("background_processing")[0] == '1' }; // 1;
+	def.default_value = new ConfigOptionBool{ app_config->get("background_processing") == "1" };
 	option = Option (def,"background_processing");
 	m_optgroup->append_single_option_line(option);
 
@@ -75,7 +75,7 @@ void PreferencesDialog::build()
 	def.type = coBool;
 	def.tooltip = L("Suppress \" - default - \" presets in the Print / Filament / Printer "
 					  "selections once there are any other valid presets available.");
-	def.default_value = new ConfigOptionBool{ app_config->get("no_defaults")[0] == '1' }; // 1;
+	def.default_value = new ConfigOptionBool{ app_config->get("no_defaults") == "1" };
 	option = Option (def,"no_defaults");
 	m_optgroup->append_single_option_line(option);
 
@@ -83,7 +83,7 @@ void PreferencesDialog::build()
 	def.type = coBool;
 	def.tooltip = L("When checked, the print and filament presets are shown in the preset editor "
 					  "even if they are marked as incompatible with the active printer");
-	def.default_value = new ConfigOptionBool{ app_config->get("show_incompatible_presets")[0] == '1' }; // 1;
+	def.default_value = new ConfigOptionBool{ app_config->get("show_incompatible_presets") == "1" };
 	option = Option (def,"show_incompatible_presets");
 	m_optgroup->append_single_option_line(option);
 
@@ -93,7 +93,7 @@ void PreferencesDialog::build()
 	def.tooltip = L("If you have rendering issues caused by a buggy OpenGL 2.0 driver, "
 					  "you may try to check this checkbox. This will disable the layer height "
 					  "editing and anti aliasing, so it is likely better to upgrade your graphics driver.");
-	def.default_value = new ConfigOptionBool{ app_config->get("use_legacy_opengl")[0] == '1' }; // 1;
+	def.default_value = new ConfigOptionBool{ app_config->get("use_legacy_opengl") == "1" };
 	option = Option (def,"use_legacy_opengl");
 	m_optgroup->append_single_option_line(option);