Initial GResource migration

Embedding UI data files as GResource makes several things easier.
The compiled resources need to be linked directly with the binary
as they won't be available if linked with the embedded libeom.

Starting with eom.css and eom-ui.xml

inspired from:
https://gitlab.gnome.org/GNOME/eog/commit/94004b4

4 files changed, 27 insertions, 7 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index 753505a..13f890a 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -157,7 +157,9 @@ libeom_la_LIBADD += \
 	$(X11_LIBS)
 endif
 
-eom_SOURCES = main.c
+eom_SOURCES = \
+	main.c \
+	eom-resources.c
 
 eom_CFLAGS = 							\
 	-I$(top_srcdir)/cut-n-paste/toolbar-editor		\
@@ -177,8 +179,13 @@ eom_LDADD = 				\
 BUILT_SOURCES = 			\
 	eom-enum-types.c		\
 	eom-enum-types.h		\
+	eom-resources.c			\
 	$(MARSHAL_OUTPUT)
 
+eom-resources.c: eom.gresource.xml $(shell $(GLIB_COMPILE_RESOURCES) --sourcedir=$(top_srcdir)/data --generate-dependencies eom.gresource.xml)
+	$(AM_V_GEN) $(GLIB_COMPILE_RESOURCES) "$<" --target=$@ \
+         --sourcedir=$(top_srcdir)/data --c-name _eom --generate-source
+
 eom-enum-types.h: eom-enum-types.h.template $(INST_H_FILES) $(GLIB_MKENUMS)
 	$(AM_V_GEN)(cd $(srcdir) && $(GLIB_MKENUMS) --template eom-enum-types.h.template $(INST_H_FILES)) > $@
 
@@ -192,6 +199,7 @@ eom-marshal.c: eom-marshal.list $(GLIB_GENMARSHAL)
 	$(AM_V_GEN)$(GLIB_GENMARSHAL) $< --body --header --prefix=eom_marshal > $@
 
 EXTRA_DIST = 				\
+	eom.gresource.xml		\
 	eom-enum-types.h.template	\
 	eom-enum-types.c.template	\
 	eom-marshal.list
diff --git a/src/eom-window.c b/src/eom-window.c
index 754d84d..e205aa5 100644
--- a/src/eom-window.c
+++ b/src/eom-window.c
@@ -4380,9 +4380,9 @@ eom_window_construct_ui (EomWindow *window)
 
 	gtk_ui_manager_insert_action_group (priv->ui_mgr, priv->actions_collection, 0);
 
-	if (!gtk_ui_manager_add_ui_from_file (priv->ui_mgr,
-					      EOM_DATA_DIR"/eom-ui.xml",
-					      &error)) {
+	if (!gtk_ui_manager_add_ui_from_resource (priv->ui_mgr,
+	                                          "/org/mate/eom/ui/eom-ui.xml",
+	                                          &error)) {
 		g_warning ("building menus failed: %s", error->message);
 		g_error_free (error);
 	}
diff --git a/src/eom.gresource.xml b/src/eom.gresource.xml
new file mode 100644
index 0000000..3c92450
--- /dev/null
+++ b/src/eom.gresource.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<gresources>
+  <gresource prefix="/org/mate/eom/ui">
+    <file>eom.css</file>
+    <file compressed="true" preprocess="xml-stripblanks">eom-ui.xml</file>
+  </gresource>
+</gresources>
+
+
+
diff --git a/src/main.c b/src/main.c
index d7fd2a1..7ec8442 100644
--- a/src/main.c
+++ b/src/main.c
@@ -96,6 +96,7 @@ main (int argc, char **argv)
 {
 	GError *error = NULL;
 	GOptionContext *ctx;
+	GFile *css_file;
 	GtkCssProvider *provider;
 
 	bindtextdomain (GETTEXT_PACKAGE, EOM_LOCALE_DIR);
@@ -140,10 +141,11 @@ main (int argc, char **argv)
 	eom_thumbnail_init ();
 
 	/* Load special style properties for EomThumbView's scrollbar */
+	css_file = g_file_new_for_uri ("resource:///org/mate/eom/ui/eom.css");
 	provider = gtk_css_provider_new ();
-	if (G_UNLIKELY (!gtk_css_provider_load_from_path(provider,
-							 EOM_CSS_FILE_PATH,
-							 &error)))
+	if (G_UNLIKELY (!gtk_css_provider_load_from_file(provider,
+	                                                 css_file,
+	                                                 &error)))
 	{
 		g_critical ("Could not load CSS data: %s", error->message);
 		g_clear_error (&error);