From 086347db66cff034f3e1fdce59a89156c49b5b95 Mon Sep 17 00:00:00 2001
From: Shlomi Fish <shlomif@shlomifish.org>
Date: Sun, 2 Oct 2016 15:26:27 +0300
Subject: Extract a function - is_query_style_updateable.

(bzr r15100.1.29)
---
 src/widgets/stroke-style.cpp | 11 +++++------
 src/widgets/style-utils.h    | 39 +++++++++++++++++++++++++++++++++++++++
 src/widgets/text-toolbar.cpp |  3 ++-
 3 files changed, 46 insertions(+), 7 deletions(-)
 create mode 100644 src/widgets/style-utils.h

(limited to 'src')

diff --git a/src/widgets/stroke-style.cpp b/src/widgets/stroke-style.cpp
index 47131dec1..81a8e8115 100644
--- a/src/widgets/stroke-style.cpp
+++ b/src/widgets/stroke-style.cpp
@@ -22,6 +22,7 @@
 #include "svg/svg-color.h"
 #include "ui/widget/unit-menu.h"
 #include "desktop-widget.h"
+#include "widgets/style-utils.h"
 
 using Inkscape::DocumentUndo;
 using Inkscape::Util::unit_table;
@@ -912,22 +913,20 @@ StrokeStyle::updateLine()
     if (result_ml != QUERY_STYLE_NOTHING)
         (*miterLimitAdj)->set_value(query.stroke_miterlimit.value); // TODO: reflect averagedness?
 
-    if (result_join != QUERY_STYLE_MULTIPLE_DIFFERENT &&
-        result_join != QUERY_STYLE_NOTHING ) {
+    using Inkscape::is_query_style_updateable;
+    if (! is_query_style_updateable(result_join)) {
         setJoinType(query.stroke_linejoin.value);
     } else {
         setJoinButtons(NULL);
     }
 
-    if (result_cap != QUERY_STYLE_MULTIPLE_DIFFERENT &&
-        result_cap != QUERY_STYLE_NOTHING ) {
+    if (! is_query_style_updateable(result_cap)) {
         setCapType (query.stroke_linecap.value);
     } else {
         setCapButtons(NULL);
     }
 
-    if (result_order != QUERY_STYLE_MULTIPLE_DIFFERENT &&
-        result_order != QUERY_STYLE_NOTHING ) {
+    if (! is_query_style_updateable(result_order)) {
         setPaintOrder (query.paint_order.value);
     } else {
         setPaintOrder (NULL);
diff --git a/src/widgets/style-utils.h b/src/widgets/style-utils.h
new file mode 100644
index 000000000..5610519fd
--- /dev/null
+++ b/src/widgets/style-utils.h
@@ -0,0 +1,39 @@
+/**
+ * @file
+ * Common utility functions for manipulating style.
+ */
+/* Author:
+ *   Shlomi Fish <shlomif@cpan.org>
+ *
+ * Copyright (C) 2016 Shlomi Fish
+ *
+ * Released under the Expat licence.
+ */
+
+#ifndef SEEN_DIALOGS_STYLE_UTILS_H
+#define SEEN_DIALOGS_STYLE_UTILS_H
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include "desktop-style.h"
+
+namespace Inkscape {
+    inline bool is_query_style_updateable(const int style) {
+        return (style == QUERY_STYLE_MULTIPLE_DIFFERENT || style == QUERY_STYLE_NOTHING);
+    }
+} // namespace Inkscape
+
+#endif // SEEN_DIALOGS_STYLE_UTILS_H
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :
diff --git a/src/widgets/text-toolbar.cpp b/src/widgets/text-toolbar.cpp
index 4b22c8d7e..610d743a0 100644
--- a/src/widgets/text-toolbar.cpp
+++ b/src/widgets/text-toolbar.cpp
@@ -41,6 +41,7 @@
 #include "ink-radio-action.h"
 #include "ink-toggle-action.h"
 #include "widgets/ink-comboboxentry-action.h"
+#include "widgets/style-utils.h"
 #include "inkscape.h"
 #include "selection-chemistry.h"
 #include "sp-flowtext.h"
@@ -304,7 +305,7 @@ static void sp_text_script_changed( InkToggleAction* act, GObject *tbl )
     bool setSuper = false;
     bool setSub   = false;
 
-    if(result_baseline == QUERY_STYLE_NOTHING || result_baseline == QUERY_STYLE_MULTIPLE_DIFFERENT ) {
+    if (Inkscape::is_query_style_updateable(result_baseline)) {
         // If not set or mixed, turn on superscript or subscript
         if( prop == 0 ) {
             setSuper = true;
-- 
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