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-rw-r--r--gedit/gedit-settings.c322
1 files changed, 322 insertions, 0 deletions
diff --git a/gedit/gedit-settings.c b/gedit/gedit-settings.c
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--- /dev/null
+++ b/gedit/gedit-settings.c
@@ -0,0 +1,322 @@
+/*
+ * This file is part of gedit
+ *
+ * Copyright (C) 2002-2005 - Paolo Maggi
+ * Copyright (C) 2009 - Ignacio Casal Quinteiro
+ * Copyright (C) 2020 - Sébastien Wilmet <swilmet@gnome.org>
+ *
+ * gedit 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.
+ *
+ * gedit 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 gedit; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301 USA
+ */
+
+#include "gedit-settings.h"
+#include <gtksourceview/gtksource.h>
+#include "gedit-app.h"
+
+struct _GeditSettings
+{
+ GObject parent_instance;
+
+ GSettings *settings_editor;
+ GSettings *settings_ui;
+ GSettings *settings_file_chooser_state;
+};
+
+static GeditSettings *singleton = NULL;
+
+G_DEFINE_TYPE (GeditSettings, gedit_settings, G_TYPE_OBJECT)
+
+static void
+gedit_settings_dispose (GObject *object)
+{
+ GeditSettings *self = GEDIT_SETTINGS (object);
+
+ g_clear_object (&self->settings_editor);
+ g_clear_object (&self->settings_ui);
+ g_clear_object (&self->settings_file_chooser_state);
+
+ G_OBJECT_CLASS (gedit_settings_parent_class)->dispose (object);
+}
+
+static void
+gedit_settings_finalize (GObject *object)
+{
+ GeditSettings *self = GEDIT_SETTINGS (object);
+
+ if (singleton == self)
+ {
+ singleton = NULL;
+ }
+
+ G_OBJECT_CLASS (gedit_settings_parent_class)->finalize (object);
+}
+
+static void
+gedit_settings_class_init (GeditSettingsClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->dispose = gedit_settings_dispose;
+ object_class->finalize = gedit_settings_finalize;
+}
+
+static void
+on_auto_save_changed (GSettings *settings,
+ const gchar *key,
+ GeditSettings *self)
+{
+ gboolean auto_save;
+ GList *docs;
+ GList *l;
+
+ auto_save = g_settings_get_boolean (settings, key);
+
+ docs = gedit_app_get_documents (GEDIT_APP (g_application_get_default ()));
+
+ for (l = docs; l != NULL; l = l->next)
+ {
+ GeditTab *tab = gedit_tab_get_from_document (GEDIT_DOCUMENT (l->data));
+ gedit_tab_set_auto_save_enabled (tab, auto_save);
+ }
+
+ g_list_free (docs);
+}
+
+static void
+on_auto_save_interval_changed (GSettings *settings,
+ const gchar *key,
+ GeditSettings *self)
+{
+ guint auto_save_interval;
+ GList *docs;
+ GList *l;
+
+ auto_save_interval = g_settings_get_uint (settings, key);
+
+ docs = gedit_app_get_documents (GEDIT_APP (g_application_get_default ()));
+
+ for (l = docs; l != NULL; l = l->next)
+ {
+ GeditTab *tab = gedit_tab_get_from_document (GEDIT_DOCUMENT (l->data));
+ gedit_tab_set_auto_save_interval (tab, auto_save_interval);
+ }
+
+ g_list_free (docs);
+}
+
+static void
+on_syntax_highlighting_changed (GSettings *settings,
+ const gchar *key,
+ GeditSettings *self)
+{
+ gboolean enable;
+ GList *docs;
+ GList *windows;
+ GList *l;
+
+ enable = g_settings_get_boolean (settings, key);
+
+ docs = gedit_app_get_documents (GEDIT_APP (g_application_get_default ()));
+
+ for (l = docs; l != NULL; l = l->next)
+ {
+ GtkSourceBuffer *buffer = GTK_SOURCE_BUFFER (l->data);
+ gtk_source_buffer_set_highlight_syntax (buffer, enable);
+ }
+
+ g_list_free (docs);
+
+ /* update the sensitivity of the Higlight Mode menu item */
+ windows = gedit_app_get_main_windows (GEDIT_APP (g_application_get_default ()));
+
+ for (l = windows; l != NULL; l = l->next)
+ {
+ GAction *action;
+
+ action = g_action_map_lookup_action (G_ACTION_MAP (l->data), "highlight-mode");
+ g_simple_action_set_enabled (G_SIMPLE_ACTION (action), enable);
+ }
+
+ g_list_free (windows);
+}
+
+static void
+gedit_settings_init (GeditSettings *self)
+{
+ self->settings_editor = g_settings_new ("org.gnome.gedit.preferences.editor");
+ self->settings_ui = g_settings_new ("org.gnome.gedit.preferences.ui");
+ self->settings_file_chooser_state = g_settings_new ("org.gnome.gedit.state.file-chooser");
+
+ g_signal_connect_object (self->settings_editor,
+ "changed::auto-save",
+ G_CALLBACK (on_auto_save_changed),
+ self,
+ 0);
+
+ g_signal_connect_object (self->settings_editor,
+ "changed::auto-save-interval",
+ G_CALLBACK (on_auto_save_interval_changed),
+ self,
+ 0);
+
+ g_signal_connect_object (self->settings_editor,
+ "changed::syntax-highlighting",
+ G_CALLBACK (on_syntax_highlighting_changed),
+ self,
+ 0);
+}
+
+GeditSettings *
+_gedit_settings_get_singleton (void)
+{
+ if (singleton == NULL)
+ {
+ singleton = g_object_new (GEDIT_TYPE_SETTINGS, NULL);
+ }
+
+ return singleton;
+}
+
+void
+gedit_settings_unref_singleton (void)
+{
+ if (singleton != NULL)
+ {
+ g_object_unref (singleton);
+ }
+
+ /* singleton is not set to NULL here, it is set to NULL in
+ * gedit_settings_finalize() (i.e. when we are sure that the ref count
+ * reaches 0).
+ */
+}
+
+GSettings *
+_gedit_settings_peek_editor_settings (GeditSettings *self)
+{
+ g_return_val_if_fail (GEDIT_IS_SETTINGS (self), NULL);
+
+ return self->settings_editor;
+}
+
+GSettings *
+_gedit_settings_peek_file_chooser_state_settings (GeditSettings *self)
+{
+ g_return_val_if_fail (GEDIT_IS_SETTINGS (self), NULL);
+
+ return self->settings_file_chooser_state;
+}
+
+static gboolean
+strv_is_empty (gchar **strv)
+{
+ if (strv == NULL || strv[0] == NULL)
+ {
+ return TRUE;
+ }
+
+ /* Contains one empty string. */
+ if (strv[1] == NULL && strv[0][0] == '\0')
+ {
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static GSList *
+encoding_strv_to_list (const gchar * const *encoding_strv)
+{
+ GSList *list = NULL;
+ gchar **p;
+
+ for (p = (gchar **)encoding_strv; p != NULL && *p != NULL; p++)
+ {
+ const gchar *charset = *p;
+ const GtkSourceEncoding *encoding;
+
+ encoding = gtk_source_encoding_get_from_charset (charset);
+
+ if (encoding != NULL &&
+ g_slist_find (list, encoding) == NULL)
+ {
+ list = g_slist_prepend (list, (gpointer)encoding);
+ }
+ }
+
+ return g_slist_reverse (list);
+}
+
+/* Take in priority the candidate encodings from GSettings. If the gsetting is
+ * empty, take the default candidates of GtkSourceEncoding.
+ * Also, ensure that UTF-8 and the current locale encoding are present.
+ * Returns: a list of GtkSourceEncodings. Free with g_slist_free().
+ */
+GSList *
+gedit_settings_get_candidate_encodings (gboolean *default_candidates)
+{
+ const GtkSourceEncoding *utf8_encoding;
+ const GtkSourceEncoding *current_encoding;
+ GSettings *settings;
+ gchar **settings_strv;
+ GSList *candidates;
+
+ utf8_encoding = gtk_source_encoding_get_utf8 ();
+ current_encoding = gtk_source_encoding_get_current ();
+
+ settings = g_settings_new ("org.gnome.gedit.preferences.encodings");
+
+ settings_strv = g_settings_get_strv (settings, GEDIT_SETTINGS_CANDIDATE_ENCODINGS);
+
+ if (strv_is_empty (settings_strv))
+ {
+ if (default_candidates != NULL)
+ {
+ *default_candidates = TRUE;
+ }
+
+ candidates = gtk_source_encoding_get_default_candidates ();
+ }
+ else
+ {
+ if (default_candidates != NULL)
+ {
+ *default_candidates = FALSE;
+ }
+
+ candidates = encoding_strv_to_list ((const gchar * const *) settings_strv);
+
+ /* Ensure that UTF-8 is present. */
+ if (utf8_encoding != current_encoding &&
+ g_slist_find (candidates, utf8_encoding) == NULL)
+ {
+ candidates = g_slist_prepend (candidates, (gpointer)utf8_encoding);
+ }
+
+ /* Ensure that the current locale encoding is present (if not
+ * present, it must be the first encoding).
+ */
+ if (g_slist_find (candidates, current_encoding) == NULL)
+ {
+ candidates = g_slist_prepend (candidates, (gpointer)current_encoding);
+ }
+ }
+
+ g_object_unref (settings);
+ g_strfreev (settings_strv);
+ return candidates;
+}
+
+/* ex:set ts=8 noet: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-08 19:48:27 +0000