From 48fb94e5f7e12a1d3d280dc86ad9e70213c9ae47 Mon Sep 17 00:00:00 2001
From: JustForFun <SurfingJustForFun@googlemail.com>
Date: Mon, 5 Mar 2012 23:18:47 +0100
Subject: [PATCH] added tweak for font size increase/decrease in book details
 panel and book comments

---
 resources/default_tweaks.py         | 7 +++++++
 src/calibre/gui2/book_details.py    | 3 ++-
 src/calibre/gui2/comments_editor.py | 3 ++-
 3 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/resources/default_tweaks.py b/resources/default_tweaks.py
index ee2e07f412..a71895e214 100644
--- a/resources/default_tweaks.py
+++ b/resources/default_tweaks.py
@@ -496,3 +496,10 @@ gui_view_history_size = 15
 # prefer HTMLZ to EPUB for tweaking, change this to 'htmlz'
 tweak_book_prefer = 'epub'
 
+#: Increase or decrease the font size in book details and book comments
+# Controls the increase or decrease of the font size in the book details panel and the book
+# comments. The font size will be increased by the specified numbers of pixels, a negative
+# number will decrease the font size.
+# The default value since version 0.8.39 is 1. For the old behavior set this to 0.
+change_book_details_font_size_by = 1
+
diff --git a/src/calibre/gui2/book_details.py b/src/calibre/gui2/book_details.py
index 08df7007a2..bd91ec76db 100644
--- a/src/calibre/gui2/book_details.py
+++ b/src/calibre/gui2/book_details.py
@@ -25,6 +25,7 @@ from calibre.utils.icu import sort_key
 from calibre.utils.formatter import EvalFormatter
 from calibre.utils.date import is_date_undefined
 from calibre.utils.localization import calibre_langcode_to_name
+from calibre.utils.config import tweaks
 
 def render_html(mi, css, vertical, widget, all_fields=False): # {{{
     table = render_data(mi, all_fields=all_fields,
@@ -39,7 +40,7 @@ def render_html(mi, css, vertical, widget, all_fields=False): # {{{
         return ans
 
     fi = QFontInfo(QApplication.font(widget))
-    f = fi.pixelSize()+1
+    f = fi.pixelSize() + tweaks['change_book_details_font_size_by']
     fam = unicode(fi.family()).strip().replace('"', '')
     if not fam:
         fam = 'sans-serif'
diff --git a/src/calibre/gui2/comments_editor.py b/src/calibre/gui2/comments_editor.py
index e58b7117c1..236a27899b 100644
--- a/src/calibre/gui2/comments_editor.py
+++ b/src/calibre/gui2/comments_editor.py
@@ -19,6 +19,7 @@ from calibre.ebooks.chardet import xml_to_unicode
 from calibre import xml_replace_entities
 from calibre.gui2 import open_url
 from calibre.utils.soupparser import fromstring
+from calibre.utils.config import tweaks
 
 class PageAction(QAction): # {{{
 
@@ -252,7 +253,7 @@ class EditorWidget(QWebView): # {{{
         def fset(self, val):
             self.setHtml(val)
             fi = QFontInfo(QApplication.font(self))
-            f  = fi.pixelSize()+1
+            f  = fi.pixelSize() + tweaks['change_book_details_font_size_by']
             fam = unicode(fi.family()).strip().replace('"', '')
             if not fam:
                 fam = 'sans-serif'