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authorPerberos <[email protected]>2011-12-01 23:53:21 -0300
committerPerberos <[email protected]>2011-12-01 23:53:21 -0300
commit505cabbd3036081f26586cabc64c26e7769c0ec9 (patch)
tree09e0498bf572128f5c9ab551531cb28d6d75e992 /plugins/font/gsd-font-manager.c
downloadmate-settings-daemon-505cabbd3036081f26586cabc64c26e7769c0ec9.tar.bz2
mate-settings-daemon-505cabbd3036081f26586cabc64c26e7769c0ec9.tar.xz
moving from https://github.com/perberos/mate-desktop-environment
Diffstat (limited to 'plugins/font/gsd-font-manager.c')
-rw-r--r--plugins/font/gsd-font-manager.c440
1 files changed, 440 insertions, 0 deletions
diff --git a/plugins/font/gsd-font-manager.c b/plugins/font/gsd-font-manager.c
new file mode 100644
index 0000000..ed33e1c
--- /dev/null
+++ b/plugins/font/gsd-font-manager.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2007 The MATE Foundation
+ * Copyright (C) 2007 William Jon McCann <[email protected]>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#include "config.h"
+
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <sys/stat.h>
+#include <dirent.h>
+
+#include <locale.h>
+
+#include <X11/Xatom.h>
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
+#include <gtk/gtk.h>
+#include <mateconf/mateconf.h>
+#include <mateconf/mateconf-client.h>
+
+#include "mate-settings-profile.h"
+#include "gsd-font-manager.h"
+#include "delayed-dialog.h"
+
+static void gsd_font_manager_class_init (GsdFontManagerClass *klass);
+static void gsd_font_manager_init (GsdFontManager *font_manager);
+
+G_DEFINE_TYPE (GsdFontManager, gsd_font_manager, G_TYPE_OBJECT)
+
+static gpointer manager_object = NULL;
+
+static void
+update_property (GString *props, const gchar* key, const gchar* value)
+{
+ gchar* needle;
+ size_t needle_len;
+ gchar* found = NULL;
+
+ /* update an existing property */
+ needle = g_strconcat (key, ":", NULL);
+ needle_len = strlen (needle);
+ if (g_str_has_prefix (props->str, needle))
+ found = props->str;
+ else
+ found = strstr (props->str, needle);
+
+ if (found) {
+ size_t value_index;
+ gchar* end;
+
+ end = strchr (found, '\n');
+ value_index = (found - props->str) + needle_len + 1;
+ g_string_erase (props, value_index, end ? (end - found - needle_len) : -1);
+ g_string_insert (props, value_index, "\n");
+ g_string_insert (props, value_index, value);
+ } else {
+ g_string_append_printf (props, "%s:\t%s\n", key, value);
+ }
+}
+
+static void
+load_xcursor_theme (MateConfClient *client)
+{
+ char *cursor_theme;
+ int size;
+ GString *add_string;
+ Display *dpy;
+ gchar numbuf[20];
+
+ mate_settings_profile_start (NULL);
+
+ size = mateconf_client_get_int (client,
+ "/desktop/mate/peripherals/mouse/cursor_size",
+ NULL);
+ if (size <= 0) {
+ return;
+ }
+
+ cursor_theme = mateconf_client_get_string (client,
+ "/desktop/mate/peripherals/mouse/cursor_theme",
+ NULL);
+ if (cursor_theme == NULL) {
+ return;
+ }
+
+ /* get existing properties */
+ dpy = XOpenDisplay (NULL);
+ g_return_if_fail (dpy != NULL);
+ add_string = g_string_new (XResourceManagerString (dpy));
+ g_debug("load_xcursor_theme: existing res '%s'", add_string->str);
+
+ update_property (add_string, "Xcursor.theme", cursor_theme);
+ update_property (add_string, "Xcursor.theme_core", "true");
+ g_snprintf (numbuf, sizeof (numbuf), "%i", size);
+ update_property (add_string, "Xcursor.size", numbuf);
+
+ g_debug("load_xcursor_theme: new res '%s'", add_string->str);
+
+ /* Set the new X property */
+ XChangeProperty(dpy, RootWindow (dpy, 0),
+ XA_RESOURCE_MANAGER, XA_STRING, 8, PropModeReplace, add_string->str, add_string->len);
+ XCloseDisplay (dpy);
+
+ g_free (cursor_theme);
+ g_string_free (add_string, TRUE);
+
+ mate_settings_profile_end (NULL);
+}
+
+static char*
+setup_dir (const char *font_dir_name, gboolean create)
+{
+ char *font_dir;
+
+ font_dir = g_build_path (G_DIR_SEPARATOR_S, g_get_home_dir (), ".mate2", "share", font_dir_name, NULL);
+
+ if (create) {
+ if (g_mkdir_with_parents (font_dir, 0755) != 0) {
+ g_warning ("Cannot create needed directory \"%s\".", font_dir);
+ g_free (font_dir);
+ font_dir = NULL;
+ }
+ } else if (! g_file_test (font_dir, G_FILE_TEST_EXISTS)) {
+ g_free (font_dir);
+ font_dir = NULL;
+ }
+
+ return font_dir;
+}
+
+static char *
+empty_check_dir (char *font_dir)
+{
+ char *file_name;
+
+ if (!font_dir)
+ return NULL;
+
+ /* remove the fonts.dir and fonts.scale files that mkfontdir generates. */
+
+ file_name = g_build_filename (G_DIR_SEPARATOR_S, font_dir, "fonts.dir", NULL);
+ unlink (file_name);
+ g_free (file_name);
+
+ file_name = g_build_filename (G_DIR_SEPARATOR_S, font_dir, "fonts.scale", NULL);
+ unlink (file_name);
+ g_free (file_name);
+
+ /* if it's empty, get rid of it. */
+ if (0 == rmdir (font_dir)) {
+ g_free (font_dir);
+ font_dir = NULL;
+ }
+
+ return font_dir;
+}
+
+static char*
+setup_font_dir (MateConfClient *client)
+{
+ return empty_check_dir (setup_dir ("fonts", FALSE));
+}
+
+static char*
+setup_cursor_dir (MateConfClient *client)
+{
+ char *cursor_dir;
+ char *cursor_font;
+ DIR *dir;
+ struct dirent *file_dirent;
+
+ cursor_font = mateconf_client_get_string (client,
+ "/desktop/mate/peripherals/mouse/cursor_font",
+ NULL);
+ if (cursor_font != NULL) {
+ if (!g_path_is_absolute (cursor_font) ||
+ !g_file_test (cursor_font, G_FILE_TEST_IS_REGULAR)) {
+ /* font file is not usable */
+ g_free (cursor_font);
+ cursor_font = NULL;
+ }
+ }
+
+ cursor_dir = setup_dir ("cursor-fonts", cursor_font != NULL);
+
+ /* remove previously made symlinks, if any */
+ if (cursor_dir) {
+ dir = opendir (cursor_dir);
+ while ((file_dirent = readdir (dir)) != NULL) {
+ struct stat st;
+ char *link_name;
+
+ link_name = g_build_filename (cursor_dir, file_dirent->d_name, NULL);
+ if (lstat (link_name, &st)) {
+ g_free (link_name);
+ continue;
+ }
+ g_free (link_name);
+
+ if (S_ISLNK (st.st_mode))
+ unlink (link_name);
+ }
+ closedir (dir);
+ }
+
+ if (cursor_font && cursor_dir) {
+ char *newpath;
+ char *font_name;
+
+ font_name = strrchr (cursor_font, G_DIR_SEPARATOR);
+ newpath = g_build_filename (cursor_dir, font_name, NULL);
+ symlink (cursor_font, newpath);
+ g_free (newpath);
+ g_free (cursor_font);
+ cursor_font = NULL;
+ } else {
+ cursor_dir = empty_check_dir (cursor_dir);
+ }
+
+ return cursor_dir;
+}
+
+static void
+load_font_paths (MateConfClient *client)
+{
+ char *font_dir_name;
+ char *cursor_dir_name;
+
+ char **font_path;
+ char **new_font_path;
+ int n_fonts;
+ int new_n_fonts;
+
+ int i;
+
+ const char *argv[4];
+ int argc = 0;
+
+ mate_settings_profile_start (NULL);
+
+ font_dir_name = setup_font_dir (client);
+ cursor_dir_name = setup_cursor_dir (client);
+
+ if (font_dir_name == NULL && cursor_dir_name == NULL)
+ goto done;
+
+ /* run mkfontdir */
+ argv[argc++] = "mkfontdir";
+ if (font_dir_name)
+ argv[argc++] = font_dir_name;
+ if (cursor_dir_name)
+ argv[argc++] = cursor_dir_name;
+ argv[argc] = NULL;
+ g_spawn_sync (NULL, /* current dir */
+ (char **) (void *) argv, NULL /* envp */,
+ G_SPAWN_SEARCH_PATH,
+ NULL, NULL, /* child_setup */
+ NULL, NULL, NULL, NULL);
+
+ /* Set the font path */
+ font_path = XGetFontPath (gdk_x11_get_default_xdisplay (), &n_fonts);
+ new_n_fonts = n_fonts;
+ if (cursor_dir_name && (n_fonts == 0 || strcmp (font_path[0], cursor_dir_name)))
+ new_n_fonts++;
+ if (font_dir_name && (n_fonts == 0 || strcmp (font_path[n_fonts-1], font_dir_name)))
+ new_n_fonts++;
+
+ if (new_n_fonts == n_fonts)
+ new_font_path = font_path;
+ else {
+ new_font_path = g_new0 (char *, new_n_fonts);
+
+ if (cursor_dir_name && (n_fonts == 0 || strcmp (font_path[0], cursor_dir_name))) {
+ new_font_path[0] = cursor_dir_name;
+ for (i = 0; i < n_fonts; i++)
+ new_font_path [i+1] = font_path [i];
+ } else {
+ for (i = 0; i < n_fonts; i++)
+ new_font_path [i] = font_path [i];
+ }
+
+ if (font_dir_name && (n_fonts == 0 || strcmp (font_path[n_fonts-1], font_dir_name))) {
+ new_font_path[new_n_fonts-1] = font_dir_name;
+ }
+ }
+
+ /* We set font path even if it was not changed, to enforce dropping
+ * caches in the server */
+ gdk_error_trap_push ();
+ XSetFontPath (gdk_display, new_font_path, new_n_fonts);
+ gdk_flush ();
+
+ /* if there was an error setting the new path, revert */
+ if (gdk_error_trap_pop ()) {
+ XSetFontPath (gdk_display, font_path, n_fonts);
+ }
+
+ g_free (font_dir_name);
+ g_free (cursor_dir_name);
+
+ if (new_font_path != font_path)
+ g_free (new_font_path);
+
+ XFreeFontPath (font_path);
+
+done:
+ mate_settings_profile_end (NULL);
+}
+
+gboolean
+gsd_font_manager_start (GsdFontManager *manager,
+ GError **error)
+{
+ MateConfClient *client;
+
+ g_debug ("Starting font manager");
+ mate_settings_profile_start (NULL);
+
+ client = mateconf_client_get_default ();
+
+ load_xcursor_theme (client);
+ load_font_paths (client);
+
+ g_object_unref (client);
+
+ mate_settings_profile_end (NULL);
+
+ return TRUE;
+}
+
+void
+gsd_font_manager_stop (GsdFontManager *manager)
+{
+ g_debug ("Stopping font manager");
+}
+
+static void
+gsd_font_manager_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ GsdFontManager *self;
+
+ self = GSD_FONT_MANAGER (object);
+
+ switch (prop_id) {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gsd_font_manager_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ GsdFontManager *self;
+
+ self = GSD_FONT_MANAGER (object);
+
+ switch (prop_id) {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static GObject *
+gsd_font_manager_constructor (GType type,
+ guint n_construct_properties,
+ GObjectConstructParam *construct_properties)
+{
+ GsdFontManager *font_manager;
+ GsdFontManagerClass *klass;
+
+ klass = GSD_FONT_MANAGER_CLASS (g_type_class_peek (GSD_TYPE_FONT_MANAGER));
+
+ font_manager = GSD_FONT_MANAGER (G_OBJECT_CLASS (gsd_font_manager_parent_class)->constructor (type,
+ n_construct_properties,
+ construct_properties));
+
+ return G_OBJECT (font_manager);
+}
+
+static void
+gsd_font_manager_class_init (GsdFontManagerClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->get_property = gsd_font_manager_get_property;
+ object_class->set_property = gsd_font_manager_set_property;
+ object_class->constructor = gsd_font_manager_constructor;
+}
+
+static void
+gsd_font_manager_init (GsdFontManager *manager)
+{
+}
+
+GsdFontManager *
+gsd_font_manager_new (void)
+{
+ if (manager_object != NULL) {
+ g_object_ref (manager_object);
+ } else {
+ manager_object = g_object_new (GSD_TYPE_FONT_MANAGER, NULL);
+ g_object_add_weak_pointer (manager_object,
+ (gpointer *) &manager_object);
+ }
+
+ return GSD_FONT_MANAGER (manager_object);
+}