2 * ROX-Filer, filer for the ROX desktop project
3 * Copyright (C) 2006, Thomas Leonard and others (see changelog for details).
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the Free
7 * Software Foundation; either version 2 of the License, or (at your option)
10 * This program is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * You should have received a copy of the GNU General Public License along with
16 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
17 * Place, Suite 330, Boston, MA 02111-1307 USA
20 /* type.c - code for dealing with filetypes */
29 #include <sys/param.h>
31 #include <sys/types.h>
35 # include <libgnomevfs/gnome-vfs.h>
36 # include <libgnomevfs/gnome-vfs-mime.h>
37 # include <libgnomevfs/gnome-vfs-mime-handlers.h>
38 # include <libgnomevfs/gnome-vfs-application-registry.h>
48 #include "gui_support.h"
56 #include "action.h" /* (for action_chmod) */
63 #define TYPE_NS "http://www.freedesktop.org/standards/shared-mime-info"
64 enum {SET_MEDIA
, SET_TYPE
};
66 /* Colours for file types (same order as base types) */
67 static gchar
*opt_type_colours
[][2] = {
68 {"display_err_colour", "#ff0000"},
69 {"display_unkn_colour", "#000000"},
70 {"display_dir_colour", "#000080"},
71 {"display_pipe_colour", "#444444"},
72 {"display_sock_colour", "#ff00ff"},
73 {"display_file_colour", "#000000"},
74 {"display_cdev_colour", "#000000"},
75 {"display_bdev_colour", "#000000"},
76 {"display_door_colour", "#ff00ff"},
77 {"display_exec_colour", "#006000"},
78 {"display_adir_colour", "#006000"}
80 #define NUM_TYPE_COLOURS\
81 (sizeof(opt_type_colours) / sizeof(opt_type_colours[0]))
83 /* Parsed colours for file types */
84 static Option o_type_colours
[NUM_TYPE_COLOURS
];
85 static GdkColor type_colours
[NUM_TYPE_COLOURS
];
87 /* Static prototypes */
88 static void alloc_type_colours(void);
89 static void options_changed(void);
90 static char *get_action_save_path(GtkWidget
*dialog
);
91 static MIME_type
*get_mime_type(const gchar
*type_name
, gboolean can_create
);
92 static gboolean
remove_handler_with_confirm(const guchar
*path
);
93 static void set_icon_theme(void);
94 static GList
*build_icon_theme(Option
*option
, xmlNode
*node
, guchar
*label
);
96 /* Hash of all allocated MIME types, indexed by "media/subtype".
97 * MIME_type structs are never freed; this table prevents memory leaks
98 * when rereading the config files.
100 static GHashTable
*type_hash
= NULL
;
102 /* Most things on Unix are text files, so this is the default type */
103 MIME_type
*text_plain
;
104 MIME_type
*inode_directory
;
105 MIME_type
*inode_mountpoint
;
106 MIME_type
*inode_pipe
;
107 MIME_type
*inode_socket
;
108 MIME_type
*inode_block_dev
;
109 MIME_type
*inode_char_dev
;
110 MIME_type
*application_executable
;
111 MIME_type
*application_octet_stream
;
112 MIME_type
*application_x_shellscript
;
113 MIME_type
*application_x_desktop
;
114 MIME_type
*inode_unknown
;
115 MIME_type
*inode_door
;
117 static Option o_display_colour_types
;
118 static Option o_icon_theme
;
120 GtkIconTheme
*icon_theme
= NULL
;
126 icon_theme
= gtk_icon_theme_new();
128 type_hash
= g_hash_table_new(g_str_hash
, g_str_equal
);
130 text_plain
= get_mime_type("text/plain", TRUE
);
131 inode_directory
= get_mime_type("inode/directory", TRUE
);
132 inode_mountpoint
= get_mime_type("inode/mount-point", TRUE
);
133 inode_pipe
= get_mime_type("inode/fifo", TRUE
);
134 inode_socket
= get_mime_type("inode/socket", TRUE
);
135 inode_block_dev
= get_mime_type("inode/blockdevice", TRUE
);
136 inode_char_dev
= get_mime_type("inode/chardevice", TRUE
);
137 application_executable
= get_mime_type("application/x-executable", TRUE
);
138 application_octet_stream
= get_mime_type("application/octet-stream", TRUE
);
139 application_x_shellscript
= get_mime_type("application/x-shellscript", TRUE
);
140 application_x_desktop
= get_mime_type("application/x-desktop", TRUE
);
141 application_x_desktop
->executable
= TRUE
;
142 inode_unknown
= get_mime_type("inode/unknown", TRUE
);
143 inode_door
= get_mime_type("inode/door", TRUE
);
145 option_add_string(&o_icon_theme
, "icon_theme", "ROX");
146 option_add_int(&o_display_colour_types
, "display_colour_types", TRUE
);
147 option_register_widget("icon-theme-chooser", build_icon_theme
);
149 for (i
= 0; i
< NUM_TYPE_COLOURS
; i
++)
150 option_add_string(&o_type_colours
[i
],
151 opt_type_colours
[i
][0],
152 opt_type_colours
[i
][1]);
153 alloc_type_colours();
157 option_add_notify(options_changed
);
160 /* Read-load all the glob patterns.
161 * Note: calls filer_update_all.
163 void reread_mime_files(void)
165 gtk_icon_theme_rescan_if_needed(icon_theme
);
172 /* Returns the MIME_type structure for the given type name. It is looked
173 * up in type_hash and returned if found. If not found (and can_create is
174 * TRUE) then a new MIME_type is made, added to type_hash and returned.
175 * NULL is returned if type_name is not in type_hash and can_create is
176 * FALSE, or if type_name does not contain a '/' character.
178 static MIME_type
*get_mime_type(const gchar
*type_name
, gboolean can_create
)
183 mtype
= g_hash_table_lookup(type_hash
, type_name
);
184 if (mtype
|| !can_create
)
187 slash
= strchr(type_name
, '/');
190 g_warning("MIME type '%s' does not contain a '/' character!",
195 mtype
= g_new(MIME_type
, 1);
196 mtype
->media_type
= g_strndup(type_name
, slash
- type_name
);
197 mtype
->subtype
= g_strdup(slash
+ 1);
199 mtype
->comment
= NULL
;
201 mtype
->executable
= xdg_mime_mime_type_subclass(type_name
,
202 "application/x-executable");
204 g_hash_table_insert(type_hash
, g_strdup(type_name
), mtype
);
209 const char *basetype_name(DirItem
*item
)
211 if (item
->flags
& ITEM_FLAG_SYMLINK
)
212 return _("Sym link");
213 else if (item
->flags
& ITEM_FLAG_MOUNT_POINT
)
214 return _("Mount point");
215 else if (item
->flags
& ITEM_FLAG_APPDIR
)
218 switch (item
->base_type
)
224 case TYPE_CHAR_DEVICE
:
225 return _("Char dev");
226 case TYPE_BLOCK_DEVICE
:
227 return _("Block dev");
239 static void append_names(gpointer key
, gpointer value
, gpointer udata
)
241 GList
**list
= (GList
**) udata
;
243 *list
= g_list_prepend(*list
, key
);
246 /* Return list of all mime type names. Caller must free the list
247 * but NOT the strings it contains (which are never freed).
249 GList
*mime_type_name_list(void)
253 g_hash_table_foreach(type_hash
, append_names
, &list
);
254 list
= g_list_sort(list
, (GCompareFunc
) strcmp
);
259 /* MIME-type guessing */
261 /* Get the type of this file - stats the file and uses that if
262 * possible. For regular or missing files, uses the pathname.
264 MIME_type
*type_get_type(const guchar
*path
)
267 MIME_type
*type
= NULL
;
269 item
= diritem_new("");
270 diritem_restat(path
, item
, NULL
);
271 if (item
->base_type
!= TYPE_ERROR
)
272 type
= item
->mime_type
;
278 type
= type_from_path(path
);
286 /* Returns a pointer to the MIME-type.
288 * Tries all enabled methods:
289 * - Look for extended attribute
290 * - If no attribute, check file name
291 * - If no name rule, check contents
293 * NULL if we can't think of anything.
295 MIME_type
*type_from_path(const char *path
)
297 MIME_type
*mime_type
= NULL
;
298 const char *type_name
;
300 /* Check for extended attribute first */
301 mime_type
= xtype_get(path
);
305 /* Try name and contents next */
306 type_name
= xdg_mime_get_mime_type_for_file(path
);
308 return get_mime_type(type_name
, TRUE
);
313 /* Returns the file/dir in Choices for handling this type.
314 * NULL if there isn't one. g_free() the result.
316 char *handler_for(MIME_type
*type
)
322 type_name
= g_strconcat(type
->media_type
, "_", type
->subtype
, NULL
);
323 open
= choices_find_xdg_path_load(type_name
, "MIME-types", SITE
);
327 open
= choices_find_xdg_path_load(type
->media_type
,
333 /* Some programs behave differently depending on the command
334 * name (e.g., 'vim' vs 'gvim'), so symlinks need to be followed here.
336 target
= readlink_dup(open
);
342 if (target
[0] == '/')
350 /* Relative path (shouldn't normally be needed) */
354 dir
= g_path_get_dirname(open
);
357 abs_path
= g_strconcat(dir
, "/", target
, NULL
);
365 MIME_type
*mime_type_lookup(const char *type
)
367 return get_mime_type(type
, TRUE
);
370 /* Actions for types */
372 /* Return the image for this type, loading it if needed.
373 * Places to check are: (eg type="text_plain", base="text")
374 * 1. <Choices>/MIME-icons/base_subtype
375 * 2. Icon theme 'mime-base:subtype'
376 * 3. Icon theme 'mime-base'
377 * 4. Unknown type icon.
379 * Note: You must g_object_unref() the image afterwards.
381 MaskedPixmap
*type_to_icon(MIME_type
*type
)
384 char *type_name
, *path
;
389 g_object_ref(im_unknown
);
394 /* Already got an image? */
397 /* Yes - don't recheck too often */
398 if (abs(now
- type
->image_time
) < 2)
400 g_object_ref(type
->image
);
403 g_object_unref(type
->image
);
407 type_name
= g_strconcat(type
->media_type
, "_", type
->subtype
,
409 path
= choices_find_xdg_path_load(type_name
, "MIME-icons", SITE
);
413 type
->image
= g_fscache_lookup(pixmap_cache
, path
);
420 type_name
= g_strconcat("mime-", type
->media_type
, ":",
421 type
->subtype
, NULL
);
422 full
= gtk_icon_theme_lookup_icon(icon_theme
, type_name
, HUGE_HEIGHT
, 0);
426 /* Ugly hack... try for a GNOME icon */
427 if (type
== inode_directory
)
428 type_name
= g_strdup("gnome-fs-directory");
430 type_name
= g_strconcat("gnome-mime-", type
->media_type
,
431 "-", type
->subtype
, NULL
);
432 full
= gtk_icon_theme_lookup_icon(icon_theme
,
439 /* Try for a media type */
440 type_name
= g_strconcat("mime-", type
->media_type
, NULL
);
441 full
= gtk_icon_theme_lookup_icon(icon_theme
,
448 /* Ugly hack... try for a GNOME default media icon */
449 type_name
= g_strconcat("gnome-mime-", type
->media_type
, NULL
);
451 full
= gtk_icon_theme_lookup_icon(icon_theme
,
458 const char *icon_path
;
459 /* Get the actual icon through our cache, not through GTK, because
460 * GTK doesn't cache icons.
462 icon_path
= gtk_icon_info_get_filename(full
);
463 if (icon_path
!= NULL
)
464 type
->image
= g_fscache_lookup(pixmap_cache
, icon_path
);
465 /* else shouldn't happen, because we didn't use
466 * GTK_ICON_LOOKUP_USE_BUILTIN.
468 gtk_icon_info_free(full
);
474 /* One ref from the type structure, one returned */
475 type
->image
= im_unknown
;
476 g_object_ref(im_unknown
);
479 type
->image_time
= now
;
481 g_object_ref(type
->image
);
485 GdkAtom
type_to_atom(MIME_type
*type
)
490 g_return_val_if_fail(type
!= NULL
, GDK_NONE
);
492 str
= g_strconcat(type
->media_type
, "/", type
->subtype
, NULL
);
493 retval
= gdk_atom_intern(str
, FALSE
);
499 static void show_shell_help(gpointer data
)
501 info_message(_("Enter a shell command which will load \"$@\" into "
502 "a suitable program. Eg:\n\n"
506 /* Called if the user clicks on the OK button. Returns FALSE if an error
507 * was displayed instead of performing the action.
509 static gboolean
set_shell_action(GtkWidget
*dialog
)
512 const guchar
*command
;
517 entry
= g_object_get_data(G_OBJECT(dialog
), "shell_command");
519 g_return_val_if_fail(entry
!= NULL
, FALSE
);
521 command
= gtk_entry_get_text(entry
);
523 if (!strchr(command
, '$'))
525 show_shell_help(NULL
);
529 path
= get_action_save_path(dialog
);
533 tmp
= g_strdup_printf("#! /bin/sh\nexec %s\n", command
);
536 fd
= open(path
, O_CREAT
| O_WRONLY
, 0755);
543 file
= fdopen(fd
, "w");
546 if (fwrite(tmp
, 1, len
, file
) < len
)
548 if (fclose(file
) && error
== 0)
556 report_error(g_strerror(error
));
561 gtk_widget_destroy(dialog
);
566 static void set_action_response(GtkWidget
*dialog
, gint response
, gpointer data
)
568 if (response
== GTK_RESPONSE_OK
)
569 if (!set_shell_action(dialog
))
571 gtk_widget_destroy(dialog
);
574 /* Return the path of the file in choices that handles this type and
576 * NULL if nothing is defined for it.
578 static guchar
*handler_for_radios(GObject
*dialog
)
583 radios
= g_object_get_data(G_OBJECT(dialog
), "rox-radios");
584 type
= g_object_get_data(G_OBJECT(dialog
), "mime_type");
586 g_return_val_if_fail(radios
!= NULL
, NULL
);
587 g_return_val_if_fail(type
!= NULL
, NULL
);
589 switch (radios_get_value(radios
))
592 return choices_find_xdg_path_load(type
->media_type
,
596 gchar
*tmp
, *handler
;
597 tmp
= g_strconcat(type
->media_type
, "_",
598 type
->subtype
, NULL
);
599 handler
= choices_find_xdg_path_load(tmp
,
606 g_warning("Bad type");
611 /* (radios can be NULL if called from clear_run_action) */
612 static void run_action_update(Radios
*radios
, gpointer data
)
616 GObject
*dialog
= G_OBJECT(data
);
618 drop_box
= g_object_get_data(dialog
, "rox-dropbox");
620 g_return_if_fail(drop_box
!= NULL
);
622 handler
= handler_for_radios(dialog
);
628 handler
= readlink_dup(old
);
635 drop_box_set_path(DROP_BOX(drop_box
), handler
);
639 static void clear_run_action(GtkWidget
*drop_box
, GtkWidget
*dialog
)
643 handler
= handler_for_radios(G_OBJECT(dialog
));
646 remove_handler_with_confirm(handler
);
648 run_action_update(NULL
, dialog
);
651 /* Called when a URI list is dropped onto the box in the Set Run Action
652 * dialog. Make sure it's an application, and make that the default
655 static void drag_app_dropped(GtkWidget
*drop_box
,
661 item
= diritem_new("");
662 diritem_restat(app
, item
, NULL
);
663 if (item
->flags
& ITEM_FLAG_APPDIR
|| EXECUTABLE_FILE(item
))
667 path
= get_action_save_path(dialog
);
671 if (symlink(app
, path
))
672 delayed_error("symlink: %s",
675 destroy_on_idle(dialog
);
682 _("This is not a program! Give me an application "
688 /* Find the current command which is used to run files of this type.
689 * Returns NULL on failure. g_free() the result.
691 static guchar
*get_current_command(MIME_type
*type
)
694 char *handler
, *nl
, *data
= NULL
;
696 guchar
*command
= NULL
;
698 handler
= handler_for(type
);
701 return NULL
; /* No current handler */
703 if (stat(handler
, &info
))
704 goto out
; /* Can't stat */
706 if ((!S_ISREG(info
.st_mode
)) || info
.st_size
> 256)
707 goto out
; /* Only use small regular files */
709 if (!load_file(handler
, &data
, &len
))
710 goto out
; /* Didn't load OK */
712 if (strncmp(data
, "#! /bin/sh\nexec ", 16) != 0)
713 goto out
; /* Not one of ours */
715 nl
= strchr(data
+ 16, '\n');
717 goto out
; /* No newline! */
719 command
= g_strndup(data
+ 16, nl
- data
- 16);
726 /* Find the current command which is used to run files of this type,
727 * and return a textual description of it.
728 * Only call for non-executable files.
729 * g_free() the result.
731 gchar
*describe_current_command(MIME_type
*type
)
737 g_return_val_if_fail(type
!= NULL
, NULL
);
739 handler
= handler_for(type
);
742 return g_strdup(_("No run action defined"));
744 if (mc_stat(handler
, &info
) !=0 )
746 desc
= g_strdup_printf(_("Error in handler %s: %s"), handler
,
751 if (S_ISDIR(info
.st_mode
))
754 uid_t dir_uid
= info
.st_uid
;
756 tmp
= make_path(handler
, "AppRun");
758 if (mc_lstat(tmp
, &info
) != 0 || info
.st_uid
!= dir_uid
759 || !(info
.st_mode
& (S_IXUSR
| S_IXGRP
| S_IXOTH
)))
760 desc
= g_strdup_printf(
761 _("Invalid application %s (bad AppRun)"),
763 /* Else, just report handler... */
768 /* It's not an application directory, and it's not a symlink... */
770 if (access(handler
, X_OK
) != 0)
772 desc
= g_strdup_printf(_("Non-executable %s"), handler
);
776 desc
= get_current_command(type
);
786 /* Display a dialog box allowing the user to set the default run action
789 void type_set_handler_dialog(MIME_type
*type
)
793 GtkWidget
*frame
, *entry
, *label
, *button
;
797 g_return_if_fail(type
!= NULL
);
799 dialog
= GTK_DIALOG(gtk_dialog_new());
800 gtk_dialog_set_has_separator(dialog
, FALSE
);
801 gtk_window_set_position(GTK_WINDOW(dialog
), GTK_WIN_POS_MOUSE
);
803 g_object_set_data(G_OBJECT(dialog
), "mime_type", type
);
805 gtk_window_set_title(GTK_WINDOW(dialog
), _("Set run action"));
807 radios
= radios_new(run_action_update
, dialog
);
808 g_object_set_data(G_OBJECT(dialog
), "rox-radios", radios
);
811 _("If a handler for the specific type isn't set up, "
812 "use this as the default."), SET_MEDIA
,
813 _("Set default for all `%s/<anything>'"),
817 _("Use this application for all files with this MIME "
819 _("Only for the type `%s' (%s/%s)"),
820 mime_type_comment(type
),
821 type
->media_type
, type
->subtype
);
823 radios_set_value(radios
, SET_TYPE
);
825 frame
= drop_box_new(_("Drop a suitable application here"));
827 g_object_set_data(G_OBJECT(dialog
), "rox-dropbox", frame
);
829 radios_pack(radios
, GTK_BOX(dialog
->vbox
));
830 gtk_box_pack_start(GTK_BOX(dialog
->vbox
), frame
, TRUE
, TRUE
, 0);
832 g_signal_connect(frame
, "path_dropped",
833 G_CALLBACK(drag_app_dropped
), dialog
);
834 g_signal_connect(frame
, "clear",
835 G_CALLBACK(clear_run_action
), dialog
);
837 hbox
= gtk_hbox_new(FALSE
, 4);
838 gtk_box_pack_start(GTK_BOX(dialog
->vbox
), hbox
, FALSE
, TRUE
, 4);
839 gtk_box_pack_start(GTK_BOX(hbox
), gtk_hseparator_new(), TRUE
, TRUE
, 0);
840 gtk_box_pack_start(GTK_BOX(hbox
), gtk_label_new(_("OR")),
842 gtk_box_pack_start(GTK_BOX(hbox
), gtk_hseparator_new(), TRUE
, TRUE
, 0);
844 hbox
= gtk_hbox_new(FALSE
, 4);
845 gtk_box_pack_start(GTK_BOX(dialog
->vbox
), hbox
, FALSE
, TRUE
, 0);
847 label
= gtk_label_new(_("Enter a shell command:")),
848 gtk_misc_set_alignment(GTK_MISC(label
), 0, .5);
849 gtk_box_pack_start(GTK_BOX(hbox
), label
, TRUE
, TRUE
, 4);
851 gtk_box_pack_start(GTK_BOX(hbox
),
852 new_help_button(show_shell_help
, NULL
), FALSE
, TRUE
, 0);
854 entry
= gtk_entry_new();
855 gtk_box_pack_start(GTK_BOX(dialog
->vbox
), entry
, FALSE
, TRUE
, 0);
856 gtk_widget_grab_focus(entry
);
857 g_object_set_data(G_OBJECT(dialog
), "shell_command", entry
);
858 gtk_entry_set_activates_default(GTK_ENTRY(entry
), TRUE
);
860 /* If possible, fill in the entry box with the current command */
861 tmp
= get_current_command(type
);
864 gtk_entry_set_text(GTK_ENTRY(entry
), tmp
);
865 gtk_editable_set_position(GTK_EDITABLE(entry
), -1);
870 gtk_entry_set_text(GTK_ENTRY(entry
), " \"$@\"");
871 gtk_editable_set_position(GTK_EDITABLE(entry
), 0);
874 gtk_dialog_add_button(dialog
, GTK_STOCK_CLOSE
, GTK_RESPONSE_CANCEL
);
876 button
= button_new_mixed(GTK_STOCK_OK
, _("_Use Command"));
877 GTK_WIDGET_SET_FLAGS(button
, GTK_CAN_DEFAULT
);
878 gtk_dialog_add_action_widget(dialog
, button
, GTK_RESPONSE_OK
);
880 hbox
= gtk_hbox_new(TRUE
, 4);
881 gtk_box_pack_start(GTK_BOX(dialog
->vbox
), hbox
, FALSE
, TRUE
, 0);
883 gtk_dialog_set_default_response(dialog
, GTK_RESPONSE_OK
);
885 g_signal_connect(dialog
, "response",
886 G_CALLBACK(set_action_response
), NULL
);
888 gtk_widget_show_all(GTK_WIDGET(dialog
));
891 /* path is an entry in Choices. If it's a symlink or a very small executable
892 * then just get rid of it, otherwise confirm first. It it doesn't exist,
895 * FALSE on error (abort operation).
897 static gboolean
remove_handler_with_confirm(const guchar
*path
)
901 if (lstat(path
, &info
) == 0)
903 /* A binding already exists... */
904 if (S_ISREG(info
.st_mode
) && info
.st_size
> 256)
906 if (!confirm(_("A run action already exists and is "
907 "quite a big program - are you sure "
908 "you want to delete it?"),
909 GTK_STOCK_DELETE
, NULL
))
917 report_error(_("Can't remove %s: %s"),
918 path
, g_strerror(errno
));
926 /* The user wants to set a new default action for files of this type (or just
927 * clear the action). Removes the current binding if possible and returns the
928 * path to save the new one to. NULL means cancel. g_free() the result.
930 static char *get_action_save_path(GtkWidget
*dialog
)
933 guchar
*type_name
= NULL
;
937 g_return_val_if_fail(dialog
!= NULL
, NULL
);
939 type
= g_object_get_data(G_OBJECT(dialog
), "mime_type");
940 radios
= g_object_get_data(G_OBJECT(dialog
), "rox-radios");
942 g_return_val_if_fail(radios
!= NULL
&& type
!= NULL
, NULL
);
944 if (radios_get_value(radios
) == SET_MEDIA
)
945 type_name
= g_strdup(type
->media_type
);
947 type_name
= g_strconcat(type
->media_type
, "_",
948 type
->subtype
, NULL
);
950 path
= choices_find_xdg_path_save("", PROJECT
, SITE
, FALSE
);
954 _("Choices saving is disabled by CHOICESPATH variable"));
959 path
= choices_find_xdg_path_save(type_name
, "MIME-types", SITE
, TRUE
);
961 if (!remove_handler_with_confirm(path
))
968 MIME_type
*mime_type_from_base_type(int base_type
)
975 return inode_directory
;
980 case TYPE_BLOCK_DEVICE
:
981 return inode_block_dev
;
982 case TYPE_CHAR_DEVICE
:
983 return inode_char_dev
;
987 return inode_unknown
;
990 /* Takes the st_mode field from stat() and returns the base type.
991 * Should not be a symlink.
993 int mode_to_base_type(int st_mode
)
995 if (S_ISREG(st_mode
))
997 else if (S_ISDIR(st_mode
))
998 return TYPE_DIRECTORY
;
999 else if (S_ISBLK(st_mode
))
1000 return TYPE_BLOCK_DEVICE
;
1001 else if (S_ISCHR(st_mode
))
1002 return TYPE_CHAR_DEVICE
;
1003 else if (S_ISFIFO(st_mode
))
1005 else if (S_ISSOCK(st_mode
))
1007 else if (S_ISDOOR(st_mode
))
1013 /* Returns TRUE is this is something that is run by looking up its type
1014 * in MIME-types and, hence, can have its run action set.
1016 gboolean
can_set_run_action(DirItem
*item
)
1018 g_return_val_if_fail(item
!= NULL
, FALSE
);
1020 return item
->base_type
== TYPE_FILE
&& !EXECUTABLE_FILE(item
);
1023 /* Parse file type colours and allocate/free them as necessary */
1024 static void alloc_type_colours(void)
1026 gboolean success
[NUM_TYPE_COLOURS
];
1027 int change_count
= 0; /* No. needing realloc */
1029 static gboolean allocated
= FALSE
;
1032 for (i
= 0; i
< NUM_TYPE_COLOURS
; i
++)
1034 GdkColor
*c
= &type_colours
[i
];
1036 gushort g
= c
->green
;
1037 gushort b
= c
->blue
;
1039 gdk_color_parse(o_type_colours
[i
].value
, &type_colours
[i
]);
1041 if (allocated
&& (c
->red
!= r
|| c
->green
!= g
|| c
->blue
!= b
))
1045 /* Free colours if they were previously allocated and
1046 * have changed or become unneeded.
1048 if (allocated
&& (change_count
|| !o_display_colour_types
.int_value
))
1050 gdk_colormap_free_colors(gdk_rgb_get_colormap(),
1051 type_colours
, NUM_TYPE_COLOURS
);
1055 /* Allocate colours, unless they are still allocated (=> they didn't
1056 * change) or we don't want them anymore.
1057 * XXX: what should be done if allocation fails?
1059 if (!allocated
&& o_display_colour_types
.int_value
)
1061 gdk_colormap_alloc_colors(gdk_rgb_get_colormap(),
1062 type_colours
, NUM_TYPE_COLOURS
,
1063 FALSE
, TRUE
, success
);
1068 static void expire_timer(gpointer key
, gpointer value
, gpointer data
)
1070 MIME_type
*type
= value
;
1072 type
->image_time
= 0;
1075 static void options_changed(void)
1077 alloc_type_colours();
1078 if (o_icon_theme
.has_changed
)
1081 g_hash_table_foreach(type_hash
, expire_timer
, NULL
);
1086 /* Return a pointer to a (static) colour for this item. If colouring is
1087 * off, returns normal.
1089 GdkColor
*type_get_colour(DirItem
*item
, GdkColor
*normal
)
1091 int type
= item
->base_type
;
1093 if (!o_display_colour_types
.int_value
)
1096 if (EXECUTABLE_FILE(item
))
1098 else if (item
->flags
& ITEM_FLAG_APPDIR
)
1101 g_return_val_if_fail(type
>= 0 && type
< NUM_TYPE_COLOURS
, normal
);
1103 return &type_colours
[type
];
1106 static char **get_xdg_data_dirs(int *n_dirs
)
1112 env
= getenv("XDG_DATA_DIRS");
1114 env
= "/usr/local/share/:/usr/share/";
1115 dirs
= g_strsplit(env
, ":", 0);
1116 g_return_val_if_fail(dirs
!= NULL
, NULL
);
1117 for (n
= 0; dirs
[n
]; n
++)
1119 for (i
= n
; i
> 0; i
--)
1120 dirs
[i
] = dirs
[i
- 1];
1121 env
= getenv("XDG_DATA_HOME");
1123 dirs
[0] = g_strdup(env
);
1125 dirs
[0] = g_build_filename(g_get_home_dir(), ".local",
1131 /* Try to fill in 'type->comment' from this document */
1132 static void get_comment(MIME_type
*type
, const guchar
*path
)
1137 doc
= xml_cache_load(path
);
1141 node
= xml_get_section(doc
, TYPE_NS
, "comment");
1146 g_return_if_fail(type
->comment
== NULL
);
1147 val
= xmlNodeListGetString(node
->doc
, node
->xmlChildrenNode
, 1);
1148 type
->comment
= g_strdup(val
);
1152 g_object_unref(doc
);
1155 /* Fill in the comment field for this MIME type */
1156 static void find_comment(MIME_type
*type
)
1163 g_free(type
->comment
);
1164 type
->comment
= NULL
;
1167 dirs
= get_xdg_data_dirs(&n_dirs
);
1168 g_return_if_fail(dirs
!= NULL
);
1170 for (i
= 0; i
< n_dirs
; i
++)
1174 path
= g_strdup_printf("%s/mime/%s/%s.xml", dirs
[i
],
1175 type
->media_type
, type
->subtype
);
1176 get_comment(type
, path
);
1183 type
->comment
= g_strdup_printf("%s/%s", type
->media_type
,
1186 for (i
= 0; i
< n_dirs
; i
++)
1191 const char *mime_type_comment(MIME_type
*type
)
1196 return type
->comment
;
1199 static void set_icon_theme(void)
1203 const char *theme_name
= o_icon_theme
.value
;
1205 if (!theme_name
|| !*theme_name
)
1210 gtk_icon_theme_set_custom_theme(icon_theme
, theme_name
);
1211 info
= gtk_icon_theme_lookup_icon(icon_theme
,
1212 "mime-application:postscript",
1216 info
= gtk_icon_theme_lookup_icon(icon_theme
,
1217 "gnome-mime-application-postscript",
1222 gtk_icon_info_free(info
);
1226 if (strcmp(theme_name
, "ROX") == 0)
1229 delayed_error(_("Icon theme '%s' does not contain MIME icons. "
1230 "Using ROX default theme instead."),
1236 icon_home
= g_build_filename(home_dir
, ".icons", NULL
);
1237 if (!file_exists(icon_home
))
1238 mkdir(icon_home
, 0755);
1241 icon_home
= g_build_filename(home_dir
, ".icons", "ROX", NULL
);
1242 if (symlink(make_path(app_dir
, "ROX"), icon_home
))
1244 delayed_error(_("Failed to create symlink '%s':\n%s\n\n"
1245 "(this may mean that the ROX theme already exists there, but "
1246 "the 'mime-application:postscript' icon couldn't be loaded for "
1247 "some reason, or %s is a link to an invalid directory; try "
1248 "deleting it)"), icon_home
, g_strerror(errno
), icon_home
);
1249 open_to_show(icon_home
);
1253 gtk_icon_theme_rescan_if_needed(icon_theme
);
1256 static guchar
*read_theme(Option
*option
)
1258 GtkOptionMenu
*om
= GTK_OPTION_MENU(option
->widget
);
1261 item
= GTK_LABEL(GTK_BIN(om
)->child
);
1263 g_return_val_if_fail(item
!= NULL
, g_strdup("ROX"));
1265 return g_strdup(gtk_label_get_text(item
));
1268 static void update_theme(Option
*option
)
1270 GtkOptionMenu
*om
= GTK_OPTION_MENU(option
->widget
);
1275 menu
= gtk_option_menu_get_menu(om
);
1277 kids
= gtk_container_get_children(GTK_CONTAINER(menu
));
1278 for (next
= kids
; next
; next
= next
->next
, i
++)
1280 GtkLabel
*item
= GTK_LABEL(GTK_BIN(next
->data
)->child
);
1283 /* The label actually moves from the menu!! */
1285 item
= GTK_LABEL(GTK_BIN(om
)->child
);
1287 label
= gtk_label_get_text(item
);
1289 g_return_if_fail(label
!= NULL
);
1291 if (strcmp(label
, option
->value
) == 0)
1297 gtk_option_menu_set_history(om
, i
);
1299 g_warning("Theme '%s' not found", option
->value
);
1302 static void add_themes_from_dir(GPtrArray
*names
, const char *dir
)
1307 if (access(dir
, F_OK
) != 0)
1310 list
= list_dir(dir
);
1311 g_return_if_fail(list
!= NULL
);
1313 for (i
= 0; i
< list
->len
; i
++)
1317 index_path
= g_build_filename(dir
, list
->pdata
[i
],
1318 "index.theme", NULL
);
1320 if (access(index_path
, F_OK
) == 0)
1321 g_ptr_array_add(names
, list
->pdata
[i
]);
1323 g_free(list
->pdata
[i
]);
1328 g_ptr_array_free(list
, TRUE
);
1331 static GList
*build_icon_theme(Option
*option
, xmlNode
*node
, guchar
*label
)
1333 GtkWidget
*button
, *menu
, *hbox
;
1335 gchar
**theme_dirs
= NULL
;
1339 g_return_val_if_fail(option
!= NULL
, NULL
);
1340 g_return_val_if_fail(label
!= NULL
, NULL
);
1342 hbox
= gtk_hbox_new(FALSE
, 4);
1344 gtk_box_pack_start(GTK_BOX(hbox
), gtk_label_new(_(label
)),
1347 button
= gtk_option_menu_new();
1348 gtk_box_pack_start(GTK_BOX(hbox
), button
, TRUE
, TRUE
, 0);
1350 menu
= gtk_menu_new();
1351 gtk_option_menu_set_menu(GTK_OPTION_MENU(button
), menu
);
1353 gtk_icon_theme_get_search_path(icon_theme
, &theme_dirs
, &n_dirs
);
1354 names
= g_ptr_array_new();
1355 for (i
= 0; i
< n_dirs
; i
++)
1356 add_themes_from_dir(names
, theme_dirs
[i
]);
1357 g_strfreev(theme_dirs
);
1359 g_ptr_array_sort(names
, strcmp2
);
1361 for (i
= 0; i
< names
->len
; i
++)
1364 char *name
= names
->pdata
[i
];
1366 item
= gtk_menu_item_new_with_label(name
);
1367 gtk_menu_shell_append(GTK_MENU_SHELL(menu
), item
);
1368 gtk_widget_show_all(item
);
1373 g_ptr_array_free(names
, TRUE
);
1375 option
->update_widget
= update_theme
;
1376 option
->read_widget
= read_theme
;
1377 option
->widget
= button
;
1379 gtk_signal_connect_object(GTK_OBJECT(button
), "changed",
1380 GTK_SIGNAL_FUNC(option_check_widget
),
1381 (GtkObject
*) option
);
1383 return g_list_append(NULL
, hbox
);