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
, '/');
188 g_return_val_if_fail(slash
!= NULL
, NULL
); /* XXX: Report nicely */
190 mtype
= g_new(MIME_type
, 1);
191 mtype
->media_type
= g_strndup(type_name
, slash
- type_name
);
192 mtype
->subtype
= g_strdup(slash
+ 1);
194 mtype
->comment
= NULL
;
196 mtype
->executable
= xdg_mime_mime_type_subclass(type_name
,
197 "application/x-executable");
199 g_hash_table_insert(type_hash
, g_strdup(type_name
), mtype
);
204 const char *basetype_name(DirItem
*item
)
206 if (item
->flags
& ITEM_FLAG_SYMLINK
)
207 return _("Sym link");
208 else if (item
->flags
& ITEM_FLAG_MOUNT_POINT
)
209 return _("Mount point");
210 else if (item
->flags
& ITEM_FLAG_APPDIR
)
213 switch (item
->base_type
)
219 case TYPE_CHAR_DEVICE
:
220 return _("Char dev");
221 case TYPE_BLOCK_DEVICE
:
222 return _("Block dev");
234 static void append_names(gpointer key
, gpointer value
, gpointer udata
)
236 GList
**list
= (GList
**) udata
;
238 *list
= g_list_prepend(*list
, key
);
241 /* Return list of all mime type names. Caller must free the list
242 * but NOT the strings it contains (which are never freed).
244 GList
*mime_type_name_list(void)
248 g_hash_table_foreach(type_hash
, append_names
, &list
);
249 list
= g_list_sort(list
, (GCompareFunc
) strcmp
);
254 /* MIME-type guessing */
256 /* Get the type of this file - stats the file and uses that if
257 * possible. For regular or missing files, uses the pathname.
259 MIME_type
*type_get_type(const guchar
*path
)
262 MIME_type
*type
= NULL
;
264 item
= diritem_new("");
265 diritem_restat(path
, item
, NULL
);
266 if (item
->base_type
!= TYPE_ERROR
)
267 type
= item
->mime_type
;
273 type
= type_from_path(path
);
281 /* Returns a pointer to the MIME-type.
283 * Tries all enabled methods:
284 * - Look for extended attribute
285 * - If no attribute, check file name
286 * - If no name rule, check contents
288 * NULL if we can't think of anything.
290 MIME_type
*type_from_path(const char *path
)
292 MIME_type
*mime_type
= NULL
;
293 const char *type_name
;
295 /* Check for extended attribute first */
296 mime_type
= xtype_get(path
);
300 /* Try name and contents next */
301 type_name
= xdg_mime_get_mime_type_for_file(path
);
303 return get_mime_type(type_name
, TRUE
);
308 /* Returns the file/dir in Choices for handling this type.
309 * NULL if there isn't one. g_free() the result.
311 char *handler_for(MIME_type
*type
)
317 type_name
= g_strconcat(type
->media_type
, "_", type
->subtype
, NULL
);
318 open
= choices_find_xdg_path_load(type_name
, "MIME-types", SITE
);
322 open
= choices_find_xdg_path_load(type
->media_type
,
328 /* Some programs behave differently depending on the command
329 * name (e.g., 'vim' vs 'gvim'), so symlinks need to be followed here.
331 target
= readlink_dup(open
);
337 if (target
[0] == '/')
345 /* Relative path (shouldn't normally be needed) */
349 dir
= g_path_get_dirname(open
);
352 abs_path
= g_strconcat(dir
, "/", target
, NULL
);
360 MIME_type
*mime_type_lookup(const char *type
)
362 return get_mime_type(type
, TRUE
);
365 /* Actions for types */
367 /* Return the image for this type, loading it if needed.
368 * Places to check are: (eg type="text_plain", base="text")
369 * 1. <Choices>/MIME-icons/base_subtype
370 * 2. Icon theme 'mime-base:subtype'
371 * 3. Icon theme 'mime-base'
372 * 4. Unknown type icon.
374 * Note: You must g_object_unref() the image afterwards.
376 MaskedPixmap
*type_to_icon(MIME_type
*type
)
379 char *type_name
, *path
;
384 g_object_ref(im_unknown
);
389 /* Already got an image? */
392 /* Yes - don't recheck too often */
393 if (abs(now
- type
->image_time
) < 2)
395 g_object_ref(type
->image
);
398 g_object_unref(type
->image
);
402 type_name
= g_strconcat(type
->media_type
, "_", type
->subtype
,
404 path
= choices_find_xdg_path_load(type_name
, "MIME-icons", SITE
);
408 type
->image
= g_fscache_lookup(pixmap_cache
, path
);
415 type_name
= g_strconcat("mime-", type
->media_type
, ":",
416 type
->subtype
, NULL
);
417 full
= gtk_icon_theme_lookup_icon(icon_theme
, type_name
, HUGE_HEIGHT
, 0);
421 /* Ugly hack... try for a GNOME icon */
422 if (type
== inode_directory
)
423 type_name
= g_strdup("gnome-fs-directory");
425 type_name
= g_strconcat("gnome-mime-", type
->media_type
,
426 "-", type
->subtype
, NULL
);
427 full
= gtk_icon_theme_lookup_icon(icon_theme
,
434 /* Try for a media type */
435 type_name
= g_strconcat("mime-", type
->media_type
, NULL
);
436 full
= gtk_icon_theme_lookup_icon(icon_theme
,
443 /* Ugly hack... try for a GNOME default media icon */
444 type_name
= g_strconcat("gnome-mime-", type
->media_type
, NULL
);
446 full
= gtk_icon_theme_lookup_icon(icon_theme
,
453 const char *icon_path
;
454 /* Get the actual icon through our cache, not through GTK, because
455 * GTK doesn't cache icons.
457 icon_path
= gtk_icon_info_get_filename(full
);
458 if (icon_path
!= NULL
)
459 type
->image
= g_fscache_lookup(pixmap_cache
, icon_path
);
460 /* else shouldn't happen, because we didn't use
461 * GTK_ICON_LOOKUP_USE_BUILTIN.
463 gtk_icon_info_free(full
);
469 /* One ref from the type structure, one returned */
470 type
->image
= im_unknown
;
471 g_object_ref(im_unknown
);
474 type
->image_time
= now
;
476 g_object_ref(type
->image
);
480 GdkAtom
type_to_atom(MIME_type
*type
)
485 g_return_val_if_fail(type
!= NULL
, GDK_NONE
);
487 str
= g_strconcat(type
->media_type
, "/", type
->subtype
, NULL
);
488 retval
= gdk_atom_intern(str
, FALSE
);
494 static void show_shell_help(gpointer data
)
496 info_message(_("Enter a shell command which will load \"$@\" into "
497 "a suitable program. Eg:\n\n"
501 /* Called if the user clicks on the OK button. Returns FALSE if an error
502 * was displayed instead of performing the action.
504 static gboolean
set_shell_action(GtkWidget
*dialog
)
507 const guchar
*command
;
512 entry
= g_object_get_data(G_OBJECT(dialog
), "shell_command");
514 g_return_val_if_fail(entry
!= NULL
, FALSE
);
516 command
= gtk_entry_get_text(entry
);
518 if (!strchr(command
, '$'))
520 show_shell_help(NULL
);
524 path
= get_action_save_path(dialog
);
528 tmp
= g_strdup_printf("#! /bin/sh\nexec %s\n", command
);
531 fd
= open(path
, O_CREAT
| O_WRONLY
, 0755);
538 file
= fdopen(fd
, "w");
541 if (fwrite(tmp
, 1, len
, file
) < len
)
543 if (fclose(file
) && error
== 0)
551 report_error(g_strerror(error
));
556 gtk_widget_destroy(dialog
);
561 static void set_action_response(GtkWidget
*dialog
, gint response
, gpointer data
)
563 if (response
== GTK_RESPONSE_OK
)
564 if (!set_shell_action(dialog
))
566 gtk_widget_destroy(dialog
);
569 /* Return the path of the file in choices that handles this type and
571 * NULL if nothing is defined for it.
573 static guchar
*handler_for_radios(GObject
*dialog
)
578 radios
= g_object_get_data(G_OBJECT(dialog
), "rox-radios");
579 type
= g_object_get_data(G_OBJECT(dialog
), "mime_type");
581 g_return_val_if_fail(radios
!= NULL
, NULL
);
582 g_return_val_if_fail(type
!= NULL
, NULL
);
584 switch (radios_get_value(radios
))
587 return choices_find_xdg_path_load(type
->media_type
,
591 gchar
*tmp
, *handler
;
592 tmp
= g_strconcat(type
->media_type
, "_",
593 type
->subtype
, NULL
);
594 handler
= choices_find_xdg_path_load(tmp
,
601 g_warning("Bad type");
606 /* (radios can be NULL if called from clear_run_action) */
607 static void run_action_update(Radios
*radios
, gpointer data
)
611 GObject
*dialog
= G_OBJECT(data
);
613 drop_box
= g_object_get_data(dialog
, "rox-dropbox");
615 g_return_if_fail(drop_box
!= NULL
);
617 handler
= handler_for_radios(dialog
);
623 handler
= readlink_dup(old
);
630 drop_box_set_path(DROP_BOX(drop_box
), handler
);
634 static void clear_run_action(GtkWidget
*drop_box
, GtkWidget
*dialog
)
638 handler
= handler_for_radios(G_OBJECT(dialog
));
641 remove_handler_with_confirm(handler
);
643 run_action_update(NULL
, dialog
);
646 /* Called when a URI list is dropped onto the box in the Set Run Action
647 * dialog. Make sure it's an application, and make that the default
650 static void drag_app_dropped(GtkWidget
*drop_box
,
656 item
= diritem_new("");
657 diritem_restat(app
, item
, NULL
);
658 if (item
->flags
& ITEM_FLAG_APPDIR
|| EXECUTABLE_FILE(item
))
662 path
= get_action_save_path(dialog
);
666 if (symlink(app
, path
))
667 delayed_error("symlink: %s",
670 destroy_on_idle(dialog
);
677 _("This is not a program! Give me an application "
683 /* Find the current command which is used to run files of this type.
684 * Returns NULL on failure. g_free() the result.
686 static guchar
*get_current_command(MIME_type
*type
)
689 char *handler
, *nl
, *data
= NULL
;
691 guchar
*command
= NULL
;
693 handler
= handler_for(type
);
696 return NULL
; /* No current handler */
698 if (stat(handler
, &info
))
699 goto out
; /* Can't stat */
701 if ((!S_ISREG(info
.st_mode
)) || info
.st_size
> 256)
702 goto out
; /* Only use small regular files */
704 if (!load_file(handler
, &data
, &len
))
705 goto out
; /* Didn't load OK */
707 if (strncmp(data
, "#! /bin/sh\nexec ", 16) != 0)
708 goto out
; /* Not one of ours */
710 nl
= strchr(data
+ 16, '\n');
712 goto out
; /* No newline! */
714 command
= g_strndup(data
+ 16, nl
- data
- 16);
721 /* Find the current command which is used to run files of this type,
722 * and return a textual description of it.
723 * Only call for non-executable files.
724 * g_free() the result.
726 gchar
*describe_current_command(MIME_type
*type
)
732 g_return_val_if_fail(type
!= NULL
, NULL
);
734 handler
= handler_for(type
);
737 return g_strdup(_("No run action defined"));
739 if (mc_stat(handler
, &info
) !=0 )
741 desc
= g_strdup_printf(_("Error in handler %s: %s"), handler
,
746 if (S_ISDIR(info
.st_mode
))
749 uid_t dir_uid
= info
.st_uid
;
751 tmp
= make_path(handler
, "AppRun");
753 if (mc_lstat(tmp
, &info
) != 0 || info
.st_uid
!= dir_uid
754 || !(info
.st_mode
& (S_IXUSR
| S_IXGRP
| S_IXOTH
)))
755 desc
= g_strdup_printf(
756 _("Invalid application %s (bad AppRun)"),
758 /* Else, just report handler... */
763 /* It's not an application directory, and it's not a symlink... */
765 if (access(handler
, X_OK
) != 0)
767 desc
= g_strdup_printf(_("Non-executable %s"), handler
);
771 desc
= get_current_command(type
);
781 /* Display a dialog box allowing the user to set the default run action
784 void type_set_handler_dialog(MIME_type
*type
)
788 GtkWidget
*frame
, *entry
, *label
, *button
;
792 g_return_if_fail(type
!= NULL
);
794 dialog
= GTK_DIALOG(gtk_dialog_new());
795 gtk_dialog_set_has_separator(dialog
, FALSE
);
796 gtk_window_set_position(GTK_WINDOW(dialog
), GTK_WIN_POS_MOUSE
);
798 g_object_set_data(G_OBJECT(dialog
), "mime_type", type
);
800 gtk_window_set_title(GTK_WINDOW(dialog
), _("Set run action"));
802 radios
= radios_new(run_action_update
, dialog
);
803 g_object_set_data(G_OBJECT(dialog
), "rox-radios", radios
);
806 _("If a handler for the specific type isn't set up, "
807 "use this as the default."), SET_MEDIA
,
808 _("Set default for all `%s/<anything>'"),
812 _("Use this application for all files with this MIME "
814 _("Only for the type `%s' (%s/%s)"),
815 mime_type_comment(type
),
816 type
->media_type
, type
->subtype
);
818 radios_set_value(radios
, SET_TYPE
);
820 frame
= drop_box_new(_("Drop a suitable application here"));
822 g_object_set_data(G_OBJECT(dialog
), "rox-dropbox", frame
);
824 radios_pack(radios
, GTK_BOX(dialog
->vbox
));
825 gtk_box_pack_start(GTK_BOX(dialog
->vbox
), frame
, TRUE
, TRUE
, 0);
827 g_signal_connect(frame
, "path_dropped",
828 G_CALLBACK(drag_app_dropped
), dialog
);
829 g_signal_connect(frame
, "clear",
830 G_CALLBACK(clear_run_action
), dialog
);
832 hbox
= gtk_hbox_new(FALSE
, 4);
833 gtk_box_pack_start(GTK_BOX(dialog
->vbox
), hbox
, FALSE
, TRUE
, 4);
834 gtk_box_pack_start(GTK_BOX(hbox
), gtk_hseparator_new(), TRUE
, TRUE
, 0);
835 gtk_box_pack_start(GTK_BOX(hbox
), gtk_label_new(_("OR")),
837 gtk_box_pack_start(GTK_BOX(hbox
), gtk_hseparator_new(), TRUE
, TRUE
, 0);
839 hbox
= gtk_hbox_new(FALSE
, 4);
840 gtk_box_pack_start(GTK_BOX(dialog
->vbox
), hbox
, FALSE
, TRUE
, 0);
842 label
= gtk_label_new(_("Enter a shell command:")),
843 gtk_misc_set_alignment(GTK_MISC(label
), 0, .5);
844 gtk_box_pack_start(GTK_BOX(hbox
), label
, TRUE
, TRUE
, 4);
846 gtk_box_pack_start(GTK_BOX(hbox
),
847 new_help_button(show_shell_help
, NULL
), FALSE
, TRUE
, 0);
849 entry
= gtk_entry_new();
850 gtk_box_pack_start(GTK_BOX(dialog
->vbox
), entry
, FALSE
, TRUE
, 0);
851 gtk_widget_grab_focus(entry
);
852 g_object_set_data(G_OBJECT(dialog
), "shell_command", entry
);
853 gtk_entry_set_activates_default(GTK_ENTRY(entry
), TRUE
);
855 /* If possible, fill in the entry box with the current command */
856 tmp
= get_current_command(type
);
859 gtk_entry_set_text(GTK_ENTRY(entry
), tmp
);
860 gtk_editable_set_position(GTK_EDITABLE(entry
), -1);
865 gtk_entry_set_text(GTK_ENTRY(entry
), " \"$@\"");
866 gtk_editable_set_position(GTK_EDITABLE(entry
), 0);
869 gtk_dialog_add_button(dialog
, GTK_STOCK_CLOSE
, GTK_RESPONSE_CANCEL
);
871 button
= button_new_mixed(GTK_STOCK_OK
, _("_Use Command"));
872 GTK_WIDGET_SET_FLAGS(button
, GTK_CAN_DEFAULT
);
873 gtk_dialog_add_action_widget(dialog
, button
, GTK_RESPONSE_OK
);
875 hbox
= gtk_hbox_new(TRUE
, 4);
876 gtk_box_pack_start(GTK_BOX(dialog
->vbox
), hbox
, FALSE
, TRUE
, 0);
878 gtk_dialog_set_default_response(dialog
, GTK_RESPONSE_OK
);
880 g_signal_connect(dialog
, "response",
881 G_CALLBACK(set_action_response
), NULL
);
883 gtk_widget_show_all(GTK_WIDGET(dialog
));
886 /* path is an entry in Choices. If it's a symlink or a very small executable
887 * then just get rid of it, otherwise confirm first. It it doesn't exist,
890 * FALSE on error (abort operation).
892 static gboolean
remove_handler_with_confirm(const guchar
*path
)
896 if (lstat(path
, &info
) == 0)
898 /* A binding already exists... */
899 if (S_ISREG(info
.st_mode
) && info
.st_size
> 256)
901 if (!confirm(_("A run action already exists and is "
902 "quite a big program - are you sure "
903 "you want to delete it?"),
904 GTK_STOCK_DELETE
, NULL
))
912 report_error(_("Can't remove %s: %s"),
913 path
, g_strerror(errno
));
921 /* The user wants to set a new default action for files of this type (or just
922 * clear the action). Removes the current binding if possible and returns the
923 * path to save the new one to. NULL means cancel. g_free() the result.
925 static char *get_action_save_path(GtkWidget
*dialog
)
928 guchar
*type_name
= NULL
;
932 g_return_val_if_fail(dialog
!= NULL
, NULL
);
934 type
= g_object_get_data(G_OBJECT(dialog
), "mime_type");
935 radios
= g_object_get_data(G_OBJECT(dialog
), "rox-radios");
937 g_return_val_if_fail(radios
!= NULL
&& type
!= NULL
, NULL
);
939 if (radios_get_value(radios
) == SET_MEDIA
)
940 type_name
= g_strdup(type
->media_type
);
942 type_name
= g_strconcat(type
->media_type
, "_",
943 type
->subtype
, NULL
);
945 path
= choices_find_xdg_path_save("", PROJECT
, SITE
, FALSE
);
949 _("Choices saving is disabled by CHOICESPATH variable"));
954 path
= choices_find_xdg_path_save(type_name
, "MIME-types", SITE
, TRUE
);
956 if (!remove_handler_with_confirm(path
))
963 MIME_type
*mime_type_from_base_type(int base_type
)
970 return inode_directory
;
975 case TYPE_BLOCK_DEVICE
:
976 return inode_block_dev
;
977 case TYPE_CHAR_DEVICE
:
978 return inode_char_dev
;
982 return inode_unknown
;
985 /* Takes the st_mode field from stat() and returns the base type.
986 * Should not be a symlink.
988 int mode_to_base_type(int st_mode
)
990 if (S_ISREG(st_mode
))
992 else if (S_ISDIR(st_mode
))
993 return TYPE_DIRECTORY
;
994 else if (S_ISBLK(st_mode
))
995 return TYPE_BLOCK_DEVICE
;
996 else if (S_ISCHR(st_mode
))
997 return TYPE_CHAR_DEVICE
;
998 else if (S_ISFIFO(st_mode
))
1000 else if (S_ISSOCK(st_mode
))
1002 else if (S_ISDOOR(st_mode
))
1008 /* Returns TRUE is this is something that is run by looking up its type
1009 * in MIME-types and, hence, can have its run action set.
1011 gboolean
can_set_run_action(DirItem
*item
)
1013 g_return_val_if_fail(item
!= NULL
, FALSE
);
1015 return item
->base_type
== TYPE_FILE
&& !EXECUTABLE_FILE(item
);
1018 /* Parse file type colours and allocate/free them as necessary */
1019 static void alloc_type_colours(void)
1021 gboolean success
[NUM_TYPE_COLOURS
];
1022 int change_count
= 0; /* No. needing realloc */
1024 static gboolean allocated
= FALSE
;
1027 for (i
= 0; i
< NUM_TYPE_COLOURS
; i
++)
1029 GdkColor
*c
= &type_colours
[i
];
1031 gushort g
= c
->green
;
1032 gushort b
= c
->blue
;
1034 gdk_color_parse(o_type_colours
[i
].value
, &type_colours
[i
]);
1036 if (allocated
&& (c
->red
!= r
|| c
->green
!= g
|| c
->blue
!= b
))
1040 /* Free colours if they were previously allocated and
1041 * have changed or become unneeded.
1043 if (allocated
&& (change_count
|| !o_display_colour_types
.int_value
))
1045 gdk_colormap_free_colors(gdk_rgb_get_colormap(),
1046 type_colours
, NUM_TYPE_COLOURS
);
1050 /* Allocate colours, unless they are still allocated (=> they didn't
1051 * change) or we don't want them anymore.
1052 * XXX: what should be done if allocation fails?
1054 if (!allocated
&& o_display_colour_types
.int_value
)
1056 gdk_colormap_alloc_colors(gdk_rgb_get_colormap(),
1057 type_colours
, NUM_TYPE_COLOURS
,
1058 FALSE
, TRUE
, success
);
1063 static void expire_timer(gpointer key
, gpointer value
, gpointer data
)
1065 MIME_type
*type
= value
;
1067 type
->image_time
= 0;
1070 static void options_changed(void)
1072 alloc_type_colours();
1073 if (o_icon_theme
.has_changed
)
1076 g_hash_table_foreach(type_hash
, expire_timer
, NULL
);
1081 /* Return a pointer to a (static) colour for this item. If colouring is
1082 * off, returns normal.
1084 GdkColor
*type_get_colour(DirItem
*item
, GdkColor
*normal
)
1086 int type
= item
->base_type
;
1088 if (!o_display_colour_types
.int_value
)
1091 if (EXECUTABLE_FILE(item
))
1093 else if (item
->flags
& ITEM_FLAG_APPDIR
)
1096 g_return_val_if_fail(type
>= 0 && type
< NUM_TYPE_COLOURS
, normal
);
1098 return &type_colours
[type
];
1101 static char **get_xdg_data_dirs(int *n_dirs
)
1107 env
= getenv("XDG_DATA_DIRS");
1109 env
= "/usr/local/share/:/usr/share/";
1110 dirs
= g_strsplit(env
, ":", 0);
1111 g_return_val_if_fail(dirs
!= NULL
, NULL
);
1112 for (n
= 0; dirs
[n
]; n
++)
1114 for (i
= n
; i
> 0; i
--)
1115 dirs
[i
] = dirs
[i
- 1];
1116 env
= getenv("XDG_DATA_HOME");
1118 dirs
[0] = g_strdup(env
);
1120 dirs
[0] = g_build_filename(g_get_home_dir(), ".local",
1126 /* Try to fill in 'type->comment' from this document */
1127 static void get_comment(MIME_type
*type
, const guchar
*path
)
1132 doc
= xml_cache_load(path
);
1136 node
= xml_get_section(doc
, TYPE_NS
, "comment");
1141 g_return_if_fail(type
->comment
== NULL
);
1142 val
= xmlNodeListGetString(node
->doc
, node
->xmlChildrenNode
, 1);
1143 type
->comment
= g_strdup(val
);
1147 g_object_unref(doc
);
1150 /* Fill in the comment field for this MIME type */
1151 static void find_comment(MIME_type
*type
)
1158 g_free(type
->comment
);
1159 type
->comment
= NULL
;
1162 dirs
= get_xdg_data_dirs(&n_dirs
);
1163 g_return_if_fail(dirs
!= NULL
);
1165 for (i
= 0; i
< n_dirs
; i
++)
1169 path
= g_strdup_printf("%s/mime/%s/%s.xml", dirs
[i
],
1170 type
->media_type
, type
->subtype
);
1171 get_comment(type
, path
);
1178 type
->comment
= g_strdup_printf("%s/%s", type
->media_type
,
1181 for (i
= 0; i
< n_dirs
; i
++)
1186 const char *mime_type_comment(MIME_type
*type
)
1191 return type
->comment
;
1194 static void set_icon_theme(void)
1198 const char *theme_name
= o_icon_theme
.value
;
1200 if (!theme_name
|| !*theme_name
)
1205 gtk_icon_theme_set_custom_theme(icon_theme
, theme_name
);
1206 info
= gtk_icon_theme_lookup_icon(icon_theme
,
1207 "mime-application:postscript",
1211 info
= gtk_icon_theme_lookup_icon(icon_theme
,
1212 "gnome-mime-application-postscript",
1217 gtk_icon_info_free(info
);
1221 if (strcmp(theme_name
, "ROX") == 0)
1224 delayed_error(_("Icon theme '%s' does not contain MIME icons. "
1225 "Using ROX default theme instead."),
1231 icon_home
= g_build_filename(home_dir
, ".icons", NULL
);
1232 if (!file_exists(icon_home
))
1233 mkdir(icon_home
, 0755);
1236 icon_home
= g_build_filename(home_dir
, ".icons", "ROX", NULL
);
1237 if (symlink(make_path(app_dir
, "ROX"), icon_home
))
1239 delayed_error(_("Failed to create symlink '%s':\n%s\n\n"
1240 "(this may mean that the ROX theme already exists there, but "
1241 "the 'mime-application:postscript' icon couldn't be loaded for "
1242 "some reason, or %s is a link to an invalid directory; try "
1243 "deleting it)"), icon_home
, g_strerror(errno
), icon_home
);
1244 open_to_show(icon_home
);
1248 gtk_icon_theme_rescan_if_needed(icon_theme
);
1251 static guchar
*read_theme(Option
*option
)
1253 GtkOptionMenu
*om
= GTK_OPTION_MENU(option
->widget
);
1256 item
= GTK_LABEL(GTK_BIN(om
)->child
);
1258 g_return_val_if_fail(item
!= NULL
, g_strdup("ROX"));
1260 return g_strdup(gtk_label_get_text(item
));
1263 static void update_theme(Option
*option
)
1265 GtkOptionMenu
*om
= GTK_OPTION_MENU(option
->widget
);
1270 menu
= gtk_option_menu_get_menu(om
);
1272 kids
= gtk_container_get_children(GTK_CONTAINER(menu
));
1273 for (next
= kids
; next
; next
= next
->next
, i
++)
1275 GtkLabel
*item
= GTK_LABEL(GTK_BIN(next
->data
)->child
);
1278 /* The label actually moves from the menu!! */
1280 item
= GTK_LABEL(GTK_BIN(om
)->child
);
1282 label
= gtk_label_get_text(item
);
1284 g_return_if_fail(label
!= NULL
);
1286 if (strcmp(label
, option
->value
) == 0)
1292 gtk_option_menu_set_history(om
, i
);
1294 g_warning("Theme '%s' not found", option
->value
);
1297 static void add_themes_from_dir(GPtrArray
*names
, const char *dir
)
1302 if (access(dir
, F_OK
) != 0)
1305 list
= list_dir(dir
);
1306 g_return_if_fail(list
!= NULL
);
1308 for (i
= 0; i
< list
->len
; i
++)
1312 index_path
= g_build_filename(dir
, list
->pdata
[i
],
1313 "index.theme", NULL
);
1315 if (access(index_path
, F_OK
) == 0)
1316 g_ptr_array_add(names
, list
->pdata
[i
]);
1318 g_free(list
->pdata
[i
]);
1323 g_ptr_array_free(list
, TRUE
);
1326 static GList
*build_icon_theme(Option
*option
, xmlNode
*node
, guchar
*label
)
1328 GtkWidget
*button
, *menu
, *hbox
;
1330 gchar
**theme_dirs
= NULL
;
1334 g_return_val_if_fail(option
!= NULL
, NULL
);
1335 g_return_val_if_fail(label
!= NULL
, NULL
);
1337 hbox
= gtk_hbox_new(FALSE
, 4);
1339 gtk_box_pack_start(GTK_BOX(hbox
), gtk_label_new(_(label
)),
1342 button
= gtk_option_menu_new();
1343 gtk_box_pack_start(GTK_BOX(hbox
), button
, TRUE
, TRUE
, 0);
1345 menu
= gtk_menu_new();
1346 gtk_option_menu_set_menu(GTK_OPTION_MENU(button
), menu
);
1348 gtk_icon_theme_get_search_path(icon_theme
, &theme_dirs
, &n_dirs
);
1349 names
= g_ptr_array_new();
1350 for (i
= 0; i
< n_dirs
; i
++)
1351 add_themes_from_dir(names
, theme_dirs
[i
]);
1352 g_strfreev(theme_dirs
);
1354 g_ptr_array_sort(names
, strcmp2
);
1356 for (i
= 0; i
< names
->len
; i
++)
1359 char *name
= names
->pdata
[i
];
1361 item
= gtk_menu_item_new_with_label(name
);
1362 gtk_menu_shell_append(GTK_MENU_SHELL(menu
), item
);
1363 gtk_widget_show_all(item
);
1368 g_ptr_array_free(names
, TRUE
);
1370 option
->update_widget
= update_theme
;
1371 option
->read_widget
= read_theme
;
1372 option
->widget
= button
;
1374 gtk_signal_connect_object(GTK_OBJECT(button
), "changed",
1375 GTK_SIGNAL_FUNC(option_check_widget
),
1376 (GtkObject
*) option
);
1378 return g_list_append(NULL
, hbox
);