Plugin system for backends. Fixes bug #351348.

2007-12-28  Carlos Garcia Campos  <carlosgc@gnome.org>
	* configure.ac:
	* Makefile.am:
	* po/POTFILES.in:
	* backend/comics/Makefile.am:
	* backend/comics/comics-document.[ch]:
	* backend/comics/comicsdocument.evince-backend.in:
	* backend/djvu/Makefile.am:
	* backend/djvu/djvu-document.[ch]:
	* backend/djvu/djvudocument.evince-backend.in:
	* backend/dvi/Makefile.am:
	* backend/dvi/dvi-document.[c]:
	* backend/dvi/dvidocument.evince-backend.in:
	* backend/impress/Makefile.am:
	* backend/impress/impress-document.[ch]:
	* backend/impress/impressdocument.evince-backend.in:
	* backend/pdf/Makefile.am:
	* backend/pdf/ev-poppler.cc:
	* backend/pdf/ev-poppler.h:
	* backend/pdf/pdfdocument.evince-backend.in:
	* backend/pixbuf/Makefile.am:
	* backend/pixbuf/pixbuf-document.[ch]:
	* backend/pixbuf/pixbufdocument.evince-backend.in:
	* backend/ps/Makefile.am:
	* backend/ps/ev-spectre.[ch]:
	* backend/ps/ps-document.[ch]:
	* backend/ps/psdocument.evince-backend.in:
	* backend/tiff/Makefile.am:
	* backend/tiff/tiff-document.[ch]:
	* backend/tiff/tiffdocument.evince-backend.in:
	* libdocument/Makefile.am:
	* libdocument/ev-backends-manager.[ch]:
	* libdocument/ev-module.[ch]:
	* libdocument/ev-document.h:
	* libdocument/ev-document-factory.[ch]:
	(gdk_pixbuf_mime_type_list), (mime_type_supported_by_gdk_pixbuf),
	(get_compression_from_mime_type), (get_document_from_uri),
	(ev_document_factory_get_document), (file_filter_add_mime_types),
	(ev_document_factory_add_filters):
	* shell/Makefile.am:
	* shell/ev-window-title.c: (get_filename_from_uri):
	* shell/main.c: (main):
	* thumbnailer/Makefile.am:
	* thumbnailer/evince-thumbnailer.c: (main):
	Plugin system for backends. Fixes bug #351348.

svn path=/trunk/; revision=2786

4 files changed, 36 insertions, 11 deletions

diff --git a/backend/pixbuf/Makefile.am b/backend/pixbuf/Makefile.am
index b81e1c8..acc23a5 100644
--- a/backend/pixbuf/Makefile.am
+++ b/backend/pixbuf/Makefile.am
@@ -1,10 +1,30 @@
-INCLUDES =							\
-	-I$(top_srcdir)						\
-	-I$(top_srcdir)/libdocument				\
-	$(BACKEND_CFLAGS)
+backenddir = $(libdir)/evince/backends
 
-noinst_LTLIBRARIES = libpixbufdocument.la
+INCLUDES =					\
+	-I$(top_srcdir)				\
+	-I$(top_srcdir)/libdocument		\
+	-DGNOMELOCALEDIR=\"$(datadir)/locale\"	\
+	$(BACKEND_CFLAGS)			\
+	$(WARN_CFLAGS)				\
+	$(DISABLE_DEPRECATED)
+
+backend_LTLIBRARIES = libpixbufdocument.la
 
 libpixbufdocument_la_SOURCES =		\
 	pixbuf-document.c		\
 	pixbuf-document.h
+
+libpixbufdocument_la_LDFLAGS = $(BACKEND_LIBTOOL_FLAGS)
+libpixbufdocument_la_LIBADD =				\
+	$(top_builddir)/libdocument/libevbackend.la	\
+	$(BACKEND_LIBS)
+
+backend_in_files = pixbufdocument.evince-backend.in
+
+%.evince-backend: %.evince-backend.in $(INTLTOOL_MERGE) $(wildcard $(top_srcdir)/po/*po) ; $(INTLTOOL_MERGE) $(top_srcdir)/po $< $@ -d -u -c $(top_builddir)/po/.intltool-merge-cache
+
+backend_DATA = $(backend_in_files:.evince-backend.in=.evince-backend)
+
+EXTRA_DIST = $(backend_DATA)
+
+CLEANFILES = $(backend_DATA)
diff --git a/backend/pixbuf/pixbuf-document.c b/backend/pixbuf/pixbuf-document.c
index 5f61587..c5810d1 100644
--- a/backend/pixbuf/pixbuf-document.c
+++ b/backend/pixbuf/pixbuf-document.c
@@ -17,6 +17,8 @@
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  */
 
+#include "config.h"
+
 #include "pixbuf-document.h"
 #include "ev-document-thumbnails.h"
 #include "ev-document-misc.h"
@@ -40,12 +42,11 @@ typedef struct _PixbufDocumentClass PixbufDocumentClass;
 static void pixbuf_document_document_iface_init (EvDocumentIface *iface);
 static void pixbuf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
 
-G_DEFINE_TYPE_WITH_CODE (PixbufDocument, pixbuf_document, G_TYPE_OBJECT,
-                         { G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT,
-						  pixbuf_document_document_iface_init);
+EV_BACKEND_REGISTER_WITH_CODE (PixbufDocument, pixbuf_document,
+                   {
 			 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS,
 						pixbuf_document_document_thumbnails_iface_init)				   
-				   });
+		   });
 
 static gboolean
 pixbuf_document_load (EvDocument  *document,
diff --git a/backend/pixbuf/pixbuf-document.h b/backend/pixbuf/pixbuf-document.h
index bddf94a..d8a4d43 100644
--- a/backend/pixbuf/pixbuf-document.h
+++ b/backend/pixbuf/pixbuf-document.h
@@ -29,9 +29,9 @@ G_BEGIN_DECLS
 
 typedef struct _PixbufDocument PixbufDocument;
 
-PixbufDocument *pixbuf_document_new       (void);
+GType                 pixbuf_document_get_type (void) G_GNUC_CONST;
 
-GType        pixbuf_document_get_type  (void) G_GNUC_CONST;
+G_MODULE_EXPORT GType register_evince_backend  (GTypeModule *module); 
      
 G_END_DECLS
 
diff --git a/backend/pixbuf/pixbufdocument.evince-backend.in b/backend/pixbuf/pixbufdocument.evince-backend.in
new file mode 100644
index 0000000..9beb526
--- /dev/null
+++ b/backend/pixbuf/pixbufdocument.evince-backend.in
@@ -0,0 +1,4 @@
+[Evince Backend]
+Module=pixbufdocument
+_TypeDescription=Images
+MimeType=image/*;