Have GSettings use enum for transparency style

Based on eog commit e8f2f6ecdd99dc5dce35a044e84738fe73f937e0
From Felix Riemann <[email protected]>

ps infirit: eom never had this value in the convert file

3 files changed, 28 insertions, 71 deletions

diff --git a/data/org.mate.eom.gschema.xml.in.in b/data/org.mate.eom.gschema.xml.in.in
index 3579727..de8c94f 100644
--- a/data/org.mate.eom.gschema.xml.in.in
+++ b/data/org.mate.eom.gschema.xml.in.in
@@ -31,10 +31,10 @@
       <_summary>Extrapolate Image</_summary>
       <_description>Whether the image should be extrapolated on zoom-in. This leads to blurry quality and is somewhat slower than non-extrapolated images.</_description>
     </key>
-    <key name="transparency" type="s">
-      <default>'CHECK_PATTERN'</default>
+    <key name="transparency" enum="org.mate.eom.EomTransparencyStyle">
+      <default>'checked'</default>
       <_summary>Transparency indicator</_summary>
-      <_description>Determines how transparency should be indicated. Valid values are CHECK_PATTERN, COLOR and NONE. If COLOR is chosen, then the trans-color key determines the color value used.</_description>
+      <_description>Determines how transparency should be indicated. Valid values are checked, color and none. If color is chosen, then the trans-color key determines the color value used.</_description>
     </key>
     <key name="scroll-wheel-zoom" type="b">
       <default>true</default>
diff --git a/src/eom-preferences-dialog.c b/src/eom-preferences-dialog.c
index 7039fb0..869c6eb 100644
--- a/src/eom-preferences-dialog.c
+++ b/src/eom-preferences-dialog.c
@@ -28,6 +28,7 @@
 
 #include "eom-preferences-dialog.h"
 #include "eom-plugin-manager.h"
+#include "eom-scroll-view.h"
 #include "eom-util.h"
 #include "eom-config-keys.h"
 
@@ -97,21 +98,17 @@ pd_color_to_string_mapping (const GValue       *value,
 }
 
 static void
-pd_radio_toggle_cb (GtkWidget *widget, GSettings *settings)
+pd_transp_radio_toggle_cb (GtkWidget *widget, gpointer data)
 {
-	char *key = NULL;
-	char *value = NULL;
+	gpointer value = NULL;
 
 	if (!gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
 	    return;
 
-	key = g_object_get_data (G_OBJECT (widget), GSETTINGS_OBJECT_KEY);
 	value = g_object_get_data (G_OBJECT (widget), GSETTINGS_OBJECT_VALUE);
 
-	if (key == NULL || value == NULL)
-		return;
-
-	g_settings_set_string (settings, key, value);
+	g_settings_set_enum (G_SETTINGS (data), EOM_CONF_VIEW_TRANSPARENCY,
+			     GPOINTER_TO_INT (value));
 }
 
 static void
@@ -158,7 +155,6 @@ eom_preferences_dialog_constructor (GType type,
 	GtkWidget *plugin_manager_container;
 	GObject *object;
 	GdkColor color;
-	gchar *value;
 
 	object = G_OBJECT_CLASS (eom_preferences_dialog_parent_class)->constructor
 			(type, n_construct_properties, construct_params);
@@ -225,59 +221,48 @@ eom_preferences_dialog_constructor (GType type,
 				      NULL, NULL);
 
 	g_object_set_data (G_OBJECT (color_radio),
-			   GSETTINGS_OBJECT_KEY,
-			   EOM_CONF_VIEW_TRANSPARENCY);
-
-	g_object_set_data (G_OBJECT (color_radio),
 			   GSETTINGS_OBJECT_VALUE,
-			   "COLOR");
+			   GINT_TO_POINTER (EOM_TRANSP_COLOR));
 
 	g_signal_connect (G_OBJECT (color_radio),
 			  "toggled",
-			  G_CALLBACK (pd_radio_toggle_cb),
+			  G_CALLBACK (pd_transp_radio_toggle_cb),
 			  priv->view_settings);
 
 	g_object_set_data (G_OBJECT (checkpattern_radio),
-			   GSETTINGS_OBJECT_KEY,
-			   EOM_CONF_VIEW_TRANSPARENCY);
-
-	g_object_set_data (G_OBJECT (checkpattern_radio),
 			   GSETTINGS_OBJECT_VALUE,
-			   "CHECK_PATTERN");
+			   GINT_TO_POINTER (EOM_TRANSP_CHECKED));
 
 	g_signal_connect (G_OBJECT (checkpattern_radio),
 			  "toggled",
-			  G_CALLBACK (pd_radio_toggle_cb),
+			  G_CALLBACK (pd_transp_radio_toggle_cb),
 			  priv->view_settings);
 
 	g_object_set_data (G_OBJECT (background_radio),
-			   GSETTINGS_OBJECT_KEY,
-			   EOM_CONF_VIEW_TRANSPARENCY);
-
-	g_object_set_data (G_OBJECT (background_radio),
 			   GSETTINGS_OBJECT_VALUE,
-			   "NONE");
+			   GINT_TO_POINTER (EOM_TRANSP_BACKGROUND));
 
 	g_signal_connect (G_OBJECT (background_radio),
 			  "toggled",
-			  G_CALLBACK (pd_radio_toggle_cb),
+			  G_CALLBACK (pd_transp_radio_toggle_cb),
 			  priv->view_settings);
 
-	value = g_settings_get_string (priv->view_settings,
-					 EOM_CONF_VIEW_TRANSPARENCY);
-
-	if (g_ascii_strcasecmp (value, "COLOR") == 0) {
+	switch (g_settings_get_enum (priv->view_settings,
+				    EOM_CONF_VIEW_TRANSPARENCY))
+	{
+	case EOM_TRANSP_COLOR:
 		gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (color_radio), TRUE);
-	}
-	else if (g_ascii_strcasecmp (value, "CHECK_PATTERN") == 0) {
+		break;
+	case EOM_TRANSP_CHECKED:
 		gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (checkpattern_radio), TRUE);
-	}
-	else {
+		break;
+	default:
+		// Log a warning and use EOM_TRANSP_BACKGROUND as fallback
+		g_warn_if_reached ();
 		gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (background_radio), TRUE);
+		break;
 	}
 
-	g_free (value);
-
 	g_settings_bind_with_mapping (priv->view_settings,
 				      EOM_CONF_VIEW_TRANS_COLOR,
 				      color_button, "color",
diff --git a/src/eom-scroll-view.c b/src/eom-scroll-view.c
index 6d8e1eb..d1d22c5 100644
--- a/src/eom-scroll-view.c
+++ b/src/eom-scroll-view.c
@@ -2440,32 +2440,6 @@ sv_color_to_string_mapping (const GValue       *value,
 	return variant;
 }
 
-static gboolean
-sv_string_to_transp_mapping (GValue   *value,
-			     GVariant *variant,
-			     gpointer  user_data)
-{
-	const gchar *str;
-
-	g_return_val_if_fail (g_variant_is_of_type (variant, G_VARIANT_TYPE_STRING), FALSE);
-
-	str = g_variant_get_string (variant, NULL);
-
-	if (!str)
-		return FALSE;
-
-	if (g_ascii_strcasecmp (str, "COLOR") == 0)
-		g_value_set_enum (value, EOM_TRANSP_COLOR);
-	else if (g_ascii_strcasecmp (str, "CHECK_PATTERN") == 0)
-		g_value_set_enum (value, EOM_TRANSP_CHECKED);
-	else if (g_ascii_strcasecmp (str, "NONE") == 0)
-		g_value_set_enum (value, EOM_TRANSP_BACKGROUND);
-	else
-		return FALSE;
-
-	return TRUE;
-}
-
 static void
 eom_scroll_view_init (EomScrollView *view)
 {
@@ -2587,11 +2561,9 @@ eom_scroll_view_init (EomScrollView *view)
 				      G_SETTINGS_BIND_GET,
 				      sv_string_to_color_mapping,
 				      sv_color_to_string_mapping, NULL, NULL);
-	g_settings_bind_with_mapping (settings, EOM_CONF_VIEW_TRANSPARENCY,
-				      view, "transparency-style",
-				      G_SETTINGS_BIND_GET,
-				      sv_string_to_transp_mapping,
-				      NULL, NULL, NULL);
+	g_settings_bind (settings, EOM_CONF_VIEW_TRANSPARENCY, view,
+			 "transparency-style", G_SETTINGS_BIND_GET);
+
 	g_object_unref (settings);
 
 	priv->override_bg_color = NULL;