Add option to show file sizes with IEC units instead of SI units

Contains also a typo fix for the previous commit

Closes #203
https://github.com/mate-desktop/caja/issues/203

4 files changed, 26 insertions, 5 deletions

diff --git a/libcaja-private/caja-file-operations.c b/libcaja-private/caja-file-operations.c
index 99fbe89f..04ee81ab 100644
--- a/libcaja-private/caja-file-operations.c
+++ b/libcaja-private/caja-file-operations.c
@@ -852,7 +852,10 @@ custom_size_to_string (char *format, va_list va)
 	size = va_arg (va, goffset);
 
 	#if GLIB_CHECK_VERSION(2, 30, 0)
-		return g_format_size(size);
+		if (g_settings_get_boolean (caja_preferences, CAJA_PREFERENCES_USE_IEC_UNITS))
+			return g_format_size_full (size, G_FORMAT_SIZE_IEC_UNITS);
+		else
+			return g_format_size(size);
 	#else
 		return g_format_size_for_display(size);
 	#endif
diff --git a/libcaja-private/caja-file.c b/libcaja-private/caja-file.c
index fa00ac8c..3e642391 100644
--- a/libcaja-private/caja-file.c
+++ b/libcaja-private/caja-file.c
@@ -5957,7 +5957,10 @@ caja_file_get_size_as_string (CajaFile *file)
 	}
 
 	#if GLIB_CHECK_VERSION(2, 30, 0)
-		return g_format_size(file->details->size);
+		if (g_settings_get_boolean (caja_preferences, CAJA_PREFERENCES_USE_IEC_UNITS))
+			return g_format_size_full (file->details->size, G_FORMAT_SIZE_IEC_UNITS);
+		else
+			return g_format_size (file->details->size);
 	#else  // Since 2.16
 		return g_format_size_for_display(file->details->size);
 	#endif
@@ -6002,7 +6005,10 @@ caja_file_get_size_as_string_with_real_size (CajaFile *file)
 	}
 
 	#if GLIB_CHECK_VERSION(2, 30, 0)
-		formated = g_format_size(file->details->size);
+		if (g_settings_get_boolean (caja_preferences, CAJA_PREFERENCES_USE_IEC_UNITS))
+			formated = g_format_size_full (file->details->size, G_FORMAT_SIZE_IEC_UNITS);
+		else
+			formated = g_format_size(file->details->size);
 	#else
 		formated = g_format_size_for_display(file->details->size);
 	#endif
@@ -6074,7 +6080,10 @@ caja_file_get_deep_count_as_string_internal (CajaFile *file,
 	if (report_size)
 	{
 		#if GLIB_CHECK_VERSION(2, 30, 0)
-			return g_format_size(total_size);
+			if (g_settings_get_boolean (caja_preferences, CAJA_PREFERENCES_USE_IEC_UNITS))
+				return g_format_size_full (total_size, G_FORMAT_SIZE_IEC_UNITS);
+			else
+				return g_format_size(total_size);
 		#else
 			return g_format_size_for_display(total_size);
 		#endif
@@ -6889,7 +6898,10 @@ caja_file_get_volume_free_space (CajaFile *file)
 	if (directory->details->free_space != (guint64) -1)
 	{
 		#if GLIB_CHECK_VERSION(2, 30, 0)
-			res = g_format_size(directory->details->free_space);
+			if (g_settings_get_boolean (caja_preferences, CAJA_PREFERENCES_USE_IEC_UNITS))
+				res = g_format_size_full (directory->details->free_space, G_FORMAT_SIZE_IEC_UNITS);
+			else
+				res = g_format_size(directory->details->free_space);
 		#else
 			res = g_format_size_for_display(directory->details->free_space);
 		#endif
diff --git a/libcaja-private/caja-global-preferences.h b/libcaja-private/caja-global-preferences.h
index 85fbe75f..ee76abb8 100644
--- a/libcaja-private/caja-global-preferences.h
+++ b/libcaja-private/caja-global-preferences.h
@@ -64,6 +64,7 @@ G_BEGIN_DECLS
 #define CAJA_PREFERENCES_SHOW_HIDDEN_FILES  		"show-hidden-files"
 #define CAJA_PREFERENCES_SHOW_ADVANCED_PERMISSIONS	"show-advanced-permissions"
 #define CAJA_PREFERENCES_DATE_FORMAT			"date-format"
+#define CAJA_PREFERENCES_USE_IEC_UNITS			"use-iec-units"
 
 /* Mouse */
 #define CAJA_PREFERENCES_MOUSE_USE_EXTRA_BUTTONS 	"mouse-use-extra-buttons"
diff --git a/libcaja-private/org.mate.caja.gschema.xml.in b/libcaja-private/org.mate.caja.gschema.xml.in
index fc8fb5ca..1cf7fa0e 100644
--- a/libcaja-private/org.mate.caja.gschema.xml.in
+++ b/libcaja-private/org.mate.caja.gschema.xml.in
@@ -236,6 +236,11 @@
       <_summary>Whether to show hidden files</_summary>
       <_description>If set to true, then hidden files are shown by default in the file manager.  Hidden files are either dotfiles, listed in the folder's .hidden file or backup files ending with a tilde (~).</_description>
     </key>
+    <key name="use-iec-units" type="b">
+      <default>false</default>
+      <_summary>Whether to show file sizes with IEC units</_summary>
+      <_description>If set to true, file sizes are shown using IEC (base 1024) units with "KiB" style suffixes, instead of default with SI units.</_description>
+    </key>
   </schema>
 
   <schema id="org.mate.caja.icon-view" path="/org/mate/caja/icon-view/" gettext-domain="caja">