X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=shell%2Fev-document-types.c;h=ea729bfd8b6885eff765fc3e00a5e0b7555a4ecb;hb=30582eef6d8c325d026e7db0301921ddba21dfec;hp=7133295285ffa796d4eeb1d85e5085ec7709e195;hpb=270571fe9d9ab085696c5b2af5a484dfc272b7a0;p=evince.git diff --git a/shell/ev-document-types.c b/shell/ev-document-types.c index 71332952..ea729bfd 100644 --- a/shell/ev-document-types.c +++ b/shell/ev-document-types.c @@ -23,135 +23,22 @@ #endif #include "ev-document-types.h" - -/* The various document type backends: */ -#include "ev-poppler.h" -#include "pixbuf-document.h" -#include "tiff-document.h" -#include "ps-document.h" -#ifdef ENABLE_DVI -#include "dvi-document.h" -#endif -#ifdef ENABLE_DJVU -#include "djvu-document.h" -#endif +#include "ev-document-factory.h" #include #include #include #include #include +#include -typedef struct _EvDocumentType EvDocumentType; -struct _EvDocumentType -{ - const char *mime_type; - GType (*document_type_factory_callback)(); -}; - -const EvDocumentType document_types[] = { - /* PDF: */ - {"application/pdf", pdf_document_get_type}, - - /* Postscript: */ - {"application/postscript", ps_document_get_type}, - {"application/x-gzpostscript", ps_document_get_type}, - {"image/x-eps", ps_document_get_type}, - -#ifdef ENABLE_TIFF - /* Tiff: */ - {"image/tiff", tiff_document_get_type}, -#endif - -#ifdef ENABLE_DJVU - /* djvu: */ - {"image/vnd.djvu", djvu_document_get_type}, -#endif - -#ifdef ENABLE_DVI - /* dvi: */ - {"application/x-dvi", dvi_document_get_type}, -#endif -}; - -/* Would be nice to have this in gdk-pixbuf */ -static gboolean -mime_type_supported_by_gdk_pixbuf (const gchar *mime_type) -{ - GSList *formats, *list; - gboolean retval = FALSE; - - formats = gdk_pixbuf_get_formats (); - - list = formats; - while (list) { - GdkPixbufFormat *format = list->data; - int i; - gchar **mime_types; - - if (gdk_pixbuf_format_is_disabled (format)) - continue; - - mime_types = gdk_pixbuf_format_get_mime_types (format); - - for (i = 0; mime_types[i] != NULL; i++) { - if (strcmp (mime_types[i], mime_type) == 0) { - retval = TRUE; - break; - } - } - - if (retval) - break; - - list = list->next; - } - - g_slist_free (formats); - - return retval; -} - - -static GType -ev_document_type_from_from_mime (const char *mime_type) -{ - int i; - - 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(); - } - } - - if (mime_type_supported_by_gdk_pixbuf (mime_type)) { - return pixbuf_document_get_type (); - } - - return G_TYPE_INVALID; -} - -/** - * ev_document_type_get_type: - * @uri: String with uri - * @slow: Do we need to check slow gnome-vfs mime type - * @mime_type: If we've found handled type, the mime_type string is returned here. - * @error: Information about error occured - * - * Return value: G_TYPE_INVALID on error, G_TYPE_NONE when we are not sure about - * mime type, and type of EvDocument implementation when we've found document. - **/ -static GType -ev_document_type_get_type (const char *uri, gboolean slow, gchar **mime_type, GError **error) +static EvDocument * +get_document_from_uri (const char *uri, gboolean slow, gchar **mime_type, GError **error) { + EvDocument *document; GnomeVFSFileInfo *info; GnomeVFSResult result; - GType type = G_TYPE_INVALID; - info = gnome_vfs_file_info_new (); result = gnome_vfs_get_file_info (uri, info, GNOME_VFS_FILE_INFO_GET_MIME_TYPE | @@ -163,7 +50,7 @@ ev_document_type_get_type (const char *uri, gboolean slow, gchar **mime_type, GE 0, gnome_vfs_result_to_string (result)); gnome_vfs_file_info_unref (info); - return G_TYPE_INVALID; + return NULL; } if (info->mime_type == NULL) { @@ -172,44 +59,143 @@ ev_document_type_get_type (const char *uri, gboolean slow, gchar **mime_type, GE 0, _("Unknown MIME Type")); gnome_vfs_file_info_unref (info); - return slow ? G_TYPE_INVALID : G_TYPE_NONE; + return NULL; } - type = ev_document_type_from_from_mime (info->mime_type); + document = ev_document_factory_get_document (info->mime_type); - if (type == G_TYPE_INVALID) { + 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 slow ? G_TYPE_INVALID : G_TYPE_NONE; + return NULL; } if (mime_type != NULL) { *mime_type = g_strdup (info->mime_type); } + gnome_vfs_file_info_unref (info); - return type; + return document; } -GType -ev_document_type_lookup (const char *uri, gchar **mime_type, GError **error) +EvDocument * +ev_document_types_get_document (const char *uri, gchar **mime_type, GError **error) { - GType type = G_TYPE_INVALID; + EvDocument *document; - type = ev_document_type_get_type (uri, FALSE, mime_type, error); + document = get_document_from_uri (uri, FALSE, mime_type, error); - if (type != G_TYPE_NONE) - return type; + if (document != NULL) { + return document; + } if (error) { g_error_free (*error); *error = NULL; } - type = ev_document_type_get_type (uri, TRUE, mime_type, error); + 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_types_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_filter_add_pixbuf_formats (filter); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), filter); + + 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); + } + + 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")); + gtk_file_filter_add_pixbuf_formats (filter); + 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, _("Comics 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); - return type; + gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (chooser), + document == NULL ? document_filter : default_filter); }