From a3903d374f8b82fb3bfe55281018828df8b8e9a6 Mon Sep 17 00:00:00 2001
From: Rob Cutmore <robcutmore@gmail.com>
Date: Thu, 7 Apr 2016 07:45:33 -0400
Subject: [PATCH] Update script editor tab width (Bug #3286)

---
 apps/opencs/view/world/scriptedit.cpp | 9 ++++++++-
 apps/opencs/view/world/scriptedit.hpp | 3 +++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/apps/opencs/view/world/scriptedit.cpp b/apps/opencs/view/world/scriptedit.cpp
index d0146445a..a6689bf53 100644
--- a/apps/opencs/view/world/scriptedit.cpp
+++ b/apps/opencs/view/world/scriptedit.cpp
@@ -52,7 +52,7 @@ CSVWorld::ScriptEdit::ScriptEdit(
     mWhiteListQoutes("^[a-z|_]{1}[a-z|0-9|_]{0,}$", Qt::CaseInsensitive)
 {
     wrapLines(false);
-    setTabStopWidth (4);
+    setTabWidth();
     setUndoRedoEnabled (false); // we use OpenCS-wide undo/redo instead
 
     mAllowedTypes <<CSMWorld::UniversalId::Type_Journal
@@ -194,6 +194,13 @@ bool CSVWorld::ScriptEdit::stringNeedsQuote (const std::string& id) const
     return !(string.contains(mWhiteListQoutes));
 }
 
+void CSVWorld::ScriptEdit::setTabWidth()
+{
+    const int numCharacters = 4;
+    QFontMetrics metrics(mMonoFont);
+    setTabStopWidth(numCharacters * metrics.width(' '));
+}
+
 void CSVWorld::ScriptEdit::wrapLines(bool wrap)
 {
     if (wrap)
diff --git a/apps/opencs/view/world/scriptedit.hpp b/apps/opencs/view/world/scriptedit.hpp
index 1f03f050a..7a3f074e9 100644
--- a/apps/opencs/view/world/scriptedit.hpp
+++ b/apps/opencs/view/world/scriptedit.hpp
@@ -91,6 +91,9 @@ namespace CSVWorld
 
             bool stringNeedsQuote(const std::string& id) const;
 
+            /// \brief Set tab width for script editor.
+            void setTabWidth();
+
             /// \brief Turn line wrapping in script editor on or off.
             /// \param wrap Whether or not to wrap lines.
             void wrapLines(bool wrap);