diff options
Diffstat (limited to 'backend')
| -rw-r--r-- | backend/ev-document-factory.c | 212 | ||||
| -rw-r--r-- | backend/ev-document-factory.h | 9 |
2 files changed, 195 insertions, 26 deletions
diff --git a/backend/ev-document-factory.c b/backend/ev-document-factory.c index e15f721..c7314ec 100644 --- a/backend/ev-document-factory.c +++ b/backend/ev-document-factory.c @@ -42,6 +42,11 @@ #endif #include <string.h> +#include <glib/gi18n.h> +#include <libgnomevfs/gnome-vfs-mime-utils.h> +#include <libgnomevfs/gnome-vfs-file-info.h> +#include <libgnomevfs/gnome-vfs-ops.h> +#include <gtk/gtkfilechooserdialog.h> typedef struct _EvDocumentType EvDocumentType; struct _EvDocumentType @@ -137,40 +142,32 @@ mime_type_supported_by_gdk_pixbuf (const gchar *mime_type) } #endif -static GType -ev_document_type_get_from_mime (const char *mime_type) +EvDocument* +ev_document_factory_get_from_mime (const char *mime_type) { int i; + GType type = G_TYPE_INVALID; + EvDocument *document = NULL; g_return_val_if_fail (mime_type, G_TYPE_INVALID); for (i = 0; i < G_N_ELEMENTS (document_types); i++) { if (strcmp (mime_type, document_types[i].mime_type) == 0) { g_assert (document_types[i].document_type_factory_callback != NULL); - return document_types[i].document_type_factory_callback(); + type = document_types[i].document_type_factory_callback(); + break; } } #ifdef ENABLE_PIXBUF - if (mime_type_supported_by_gdk_pixbuf (mime_type)) { - return pixbuf_document_get_type (); + if (type == G_TYPE_INVALID && mime_type_supported_by_gdk_pixbuf (mime_type)) { + type = pixbuf_document_get_type (); } #endif - - return G_TYPE_INVALID; -} - -EvDocument * -ev_document_factory_get_document (const char *mime_type) -{ - GType type = G_TYPE_INVALID; - - type = ev_document_type_get_from_mime (mime_type); - if (type != G_TYPE_INVALID) { - return g_object_new (type, NULL); - } - - return NULL; + document = g_object_new (type, NULL); + } + + return document; } EvBackend @@ -194,7 +191,7 @@ ev_document_factory_get_backend (EvDocument *document) return 0; } -GList * +static GList * ev_document_factory_get_mime_types (EvBackend backend) { GList *types = NULL; @@ -215,7 +212,7 @@ ev_document_factory_get_mime_types (EvBackend backend) return types; } -GList * +static GList * ev_document_factory_get_all_mime_types (void) { GList *types = NULL; @@ -231,3 +228,174 @@ ev_document_factory_get_all_mime_types (void) return types; } + +static EvDocument * +get_document_from_uri (const char *uri, gboolean slow, gchar **mime_type, GError **error) +{ + EvDocument *document = NULL; + + GnomeVFSFileInfo *info; + GnomeVFSResult result; + + info = gnome_vfs_file_info_new (); + result = gnome_vfs_get_file_info (uri, info, + GNOME_VFS_FILE_INFO_GET_MIME_TYPE | + GNOME_VFS_FILE_INFO_FOLLOW_LINKS | + (slow ? GNOME_VFS_FILE_INFO_FORCE_SLOW_MIME_TYPE : 0)); + if (result != GNOME_VFS_OK) { + g_set_error (error, + EV_DOCUMENT_ERROR, + 0, + gnome_vfs_result_to_string (result)); + gnome_vfs_file_info_unref (info); + return NULL; + } + + if (info->mime_type == NULL) { + g_set_error (error, + EV_DOCUMENT_ERROR, + 0, + _("Unknown MIME Type")); + gnome_vfs_file_info_unref (info); + return NULL; + } + + document = ev_document_factory_get_from_mime (info->mime_type); + + if (document == NULL) { + g_set_error (error, + EV_DOCUMENT_ERROR, + 0, + _("Unhandled MIME type: '%s'"), info->mime_type); + gnome_vfs_file_info_unref (info); + return NULL; + } + + if (mime_type != NULL) { + *mime_type = g_strdup (info->mime_type); + } + + gnome_vfs_file_info_unref (info); + + return document; +} + +EvDocument * +ev_document_factory_get_document (const char *uri, gchar **mime_type, GError **error) +{ + EvDocument *document; + + document = get_document_from_uri (uri, FALSE, mime_type, error); + + if (document != NULL) { + return document; + } + + if (error) { + g_error_free (*error); + *error = NULL; + } + + document = get_document_from_uri (uri, TRUE, mime_type, error); + + return document; +} + +static void +file_filter_add_mime_list_and_free (GtkFileFilter *filter, GList *mime_types) +{ + GList *l; + + for (l = mime_types; l != NULL; l = l->next) { + gtk_file_filter_add_mime_type (filter, l->data); + } + + g_list_foreach (mime_types, (GFunc)g_free, NULL); + g_list_free (mime_types); +} + +void +ev_document_factory_add_filters (GtkWidget *chooser, EvDocument *document) +{ + EvBackend backend = 0; + GList *mime_types; + GtkFileFilter *filter; + GtkFileFilter *default_filter; + GtkFileFilter *document_filter; + + if (document != NULL) { + backend = ev_document_factory_get_backend (document); + } + + default_filter = document_filter = filter = gtk_file_filter_new (); + gtk_file_filter_set_name (filter, _("All Documents")); + mime_types = ev_document_factory_get_all_mime_types (); + file_filter_add_mime_list_and_free (filter, mime_types); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter); + +#ifdef ENABLE_PS + if (document == NULL || backend == EV_BACKEND_PS) { + default_filter = filter = gtk_file_filter_new (); + gtk_file_filter_set_name (filter, _("PostScript Documents")); + mime_types = ev_document_factory_get_mime_types (EV_BACKEND_PS); + file_filter_add_mime_list_and_free (filter, mime_types); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter); + } +#endif + + if (document == NULL || backend == EV_BACKEND_PDF) { + default_filter = filter = gtk_file_filter_new (); + gtk_file_filter_set_name (filter, _("PDF Documents")); + mime_types = ev_document_factory_get_mime_types (EV_BACKEND_PDF); + file_filter_add_mime_list_and_free (filter, mime_types); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter); + } + +#ifdef ENABLE_PIXBUF + if (document == NULL || backend == EV_BACKEND_PIXBUF) { + default_filter = filter = gtk_file_filter_new (); + gtk_file_filter_set_name (filter, _("Images")); + mime_types = ev_document_factory_get_mime_types (EV_BACKEND_PIXBUF); + file_filter_add_mime_list_and_free (filter, mime_types); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter); + } +#endif + +#ifdef ENABLE_DVI + if (document == NULL || backend == EV_BACKEND_DVI) { + default_filter = filter = gtk_file_filter_new (); + gtk_file_filter_set_name (filter, _("DVI Documents")); + mime_types = ev_document_factory_get_mime_types (EV_BACKEND_DVI); + file_filter_add_mime_list_and_free (filter, mime_types); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter); + } +#endif + +#ifdef ENABLE_DJVU + if (document == NULL || backend == EV_BACKEND_DJVU) { + default_filter = filter = gtk_file_filter_new (); + gtk_file_filter_set_name (filter, _("Djvu Documents")); + mime_types = ev_document_factory_get_mime_types (EV_BACKEND_DJVU); + file_filter_add_mime_list_and_free (filter, mime_types); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter); + } +#endif + +#ifdef ENABLE_COMICS + if (document == NULL || backend == EV_BACKEND_COMICS) { + default_filter = filter = gtk_file_filter_new (); + gtk_file_filter_set_name (filter, _("Comic Books")); + mime_types = ev_document_factory_get_mime_types (EV_BACKEND_COMICS); + file_filter_add_mime_list_and_free (filter, mime_types); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter); + } +#endif + + filter = gtk_file_filter_new (); + gtk_file_filter_set_name (filter, _("All Files")); + gtk_file_filter_add_pattern (filter, "*"); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter); + + gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (chooser), + document == NULL ? document_filter : default_filter); +} diff --git a/backend/ev-document-factory.h b/backend/ev-document-factory.h index f299730..b2c9659 100644 --- a/backend/ev-document-factory.h +++ b/backend/ev-document-factory.h @@ -21,6 +21,7 @@ #ifndef EV_DOCUMENT_FACTORY_H #define EV_DOCUMENT_FACTORY_H +#include <gtk/gtk.h> #include "ev-document.h" G_BEGIN_DECLS @@ -35,10 +36,10 @@ typedef enum { EV_BACKEND_COMICS } EvBackend; -EvDocument *ev_document_factory_get_document (const char *mime_type); -EvBackend ev_document_factory_get_backend (EvDocument *document); -GList *ev_document_factory_get_mime_types (EvBackend backend); -GList *ev_document_factory_get_all_mime_types (void); +EvDocument* ev_document_factory_get_from_mime (const char *mime_type); +EvDocument* ev_document_factory_get_document (const char *uri, gchar **mime_type, GError **error); +EvBackend ev_document_factory_get_backend (EvDocument *document); +void ev_document_factory_add_filters (GtkWidget *chooser, EvDocument *document); G_END_DECLS |