[evolution-data-server/email-factory-3-4: 5/12] Add basic libemail-utils
- From: Srinivasa Ragavan <sragavan src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [evolution-data-server/email-factory-3-4: 5/12] Add basic libemail-utils
- Date: Thu, 13 Oct 2011 07:30:09 +0000 (UTC)
commit 5023aba5e0064bcb967ccb4a2d618d5fde0f2dda
Author: Srinivasa Ragavan <sragavan gnome org>
Date: Mon Oct 10 15:06:02 2011 +0530
Add basic libemail-utils
mail/libemail-utils/Makefile.am | 8 +-
mail/libemail-utils/e-signature-utils.c | 342 ++++++++
mail/libemail-utils/e-signature-utils.h | 40 +
mail/libemail-utils/gconf-bridge.c | 1364 +++++++++++++++++++++++++++++++
mail/libemail-utils/gconf-bridge.h | 134 +++
mail/libemail-utils/mail-mt.h | 102 +++
6 files changed, 1988 insertions(+), 2 deletions(-)
---
diff --git a/mail/libemail-utils/Makefile.am b/mail/libemail-utils/Makefile.am
index 8cd90dd..d39d328 100644
--- a/mail/libemail-utils/Makefile.am
+++ b/mail/libemail-utils/Makefile.am
@@ -28,7 +28,9 @@ libemail_utils_la_SOURCES = \
e-account-utils.c \
mail-mt.c \
e-signature.c \
- e-signature-list.c
+ e-signature-list.c \
+ e-signature-utils.c \
+ gconf-bridge.c
libmailutilsincludedir = $(includedir)/libemail-utils
@@ -37,7 +39,9 @@ libmailutilsinclude_HEADERS = \
e-account-utils.h \
mail-mt.h \
e-signature.h \
- e-signature-list.h
+ e-signature-list.h \
+ e-signature-utils.h \
+ gconf-bridge.h
pkgconfigdir = $(libdir)/pkgconfig
diff --git a/mail/libemail-utils/e-signature-utils.c b/mail/libemail-utils/e-signature-utils.c
new file mode 100644
index 0000000..a7eea3e
--- /dev/null
+++ b/mail/libemail-utils/e-signature-utils.c
@@ -0,0 +1,342 @@
+/*
+ * e-signature-utils.c
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) version 3.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the program; if not, see <http://www.gnu.org/licenses/>
+ *
+ * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "e-signature-utils.h"
+
+#include <errno.h>
+#include <camel/camel.h>
+#include <glib/gstdio.h>
+#include <gconf/gconf-client.h>
+
+#ifndef G_OS_WIN32
+#include <sys/wait.h>
+#endif
+
+#include <libedataserver/e-data-server-util.h>
+
+static ESignatureList *global_signature_list;
+
+ESignatureList *
+e_get_signature_list (void)
+{
+ if (G_UNLIKELY (global_signature_list == NULL)) {
+ GConfClient *client;
+
+ client = gconf_client_get_default ();
+ global_signature_list = e_signature_list_new (client);
+ g_object_unref (client);
+ }
+
+ g_return_val_if_fail (global_signature_list != NULL, NULL);
+
+ return global_signature_list;
+}
+
+ESignature *
+e_get_signature_by_name (const gchar *name)
+{
+ ESignatureList *signature_list;
+
+ g_return_val_if_fail (name != NULL, NULL);
+
+ signature_list = e_get_signature_list ();
+
+ return e_signature_list_find_by_name (signature_list, name);
+}
+
+ESignature *
+e_get_signature_by_uid (const gchar *uid)
+{
+ ESignatureList *signature_list;
+
+ g_return_val_if_fail (uid != NULL, NULL);
+
+ signature_list = e_get_signature_list ();
+
+ return e_signature_list_find_by_uid (signature_list, uid);
+}
+
+gchar *
+e_create_signature_file (GError **error)
+{
+ const gchar *data_dir;
+ gchar basename[32];
+ gchar *filename;
+ gchar *pathname;
+ gint32 ii;
+
+ data_dir = e_get_user_data_dir ();
+ pathname = g_build_filename (data_dir, "signatures", NULL);
+ filename = NULL;
+
+ if (g_mkdir_with_parents (pathname, 0700) < 0) {
+ g_set_error (
+ error, G_FILE_ERROR,
+ g_file_error_from_errno (errno),
+ "%s: %s", pathname, g_strerror (errno));
+ g_free (pathname);
+ return NULL;
+ }
+
+ for (ii = 0; ii < G_MAXINT32; ii++) {
+
+ g_snprintf (
+ basename, sizeof (basename),
+ "signature-%" G_GINT32_FORMAT, ii);
+
+ g_free (filename);
+ filename = g_build_filename (pathname, basename, NULL);
+
+ if (!g_file_test (filename, G_FILE_TEST_EXISTS)) {
+ gint fd;
+
+ fd = g_creat (filename, 0600);
+ if (fd >= 0) {
+ close (fd);
+ break;
+ }
+
+ /* If we failed once we're probably going
+ * to continue failing, so just give up. */
+ g_set_error (
+ error, G_FILE_ERROR,
+ g_file_error_from_errno (errno),
+ "%s: %s", filename, g_strerror (errno));
+ g_free (filename);
+ filename = NULL;
+ break;
+ }
+ }
+
+ /* If there are actually G_MAXINT32 signature files, the
+ * most recent signature file we be overwritten. Sorry. */
+
+ return filename;
+}
+
+gchar *
+e_read_signature_file (ESignature *signature,
+ gboolean convert_to_html,
+ GError **error)
+{
+ CamelStream *input_stream;
+ CamelStream *output_stream;
+ GByteArray *buffer;
+ const gchar *filename;
+ gboolean is_html;
+ gchar *content;
+ gsize length;
+ gint fd;
+
+ g_return_val_if_fail (E_IS_SIGNATURE (signature), NULL);
+
+ filename = e_signature_get_filename (signature);
+ is_html = e_signature_get_is_html (signature);
+
+ fd = g_open (filename, O_RDONLY, 0);
+ if (fd < 0) {
+ g_set_error (
+ error, G_FILE_ERROR,
+ g_file_error_from_errno (errno),
+ "%s: %s", filename, g_strerror (errno));
+ return NULL;
+ }
+
+ input_stream = camel_stream_fs_new_with_fd (fd);
+
+ if (!is_html && convert_to_html) {
+ CamelStream *filtered_stream;
+ CamelMimeFilter *filter;
+ gint32 flags;
+
+ filtered_stream =
+ camel_stream_filter_new (input_stream);
+ g_object_unref (input_stream);
+
+ flags =
+ CAMEL_MIME_FILTER_TOHTML_PRESERVE_8BIT |
+ CAMEL_MIME_FILTER_TOHTML_CONVERT_URLS |
+ CAMEL_MIME_FILTER_TOHTML_CONVERT_ADDRESSES |
+ CAMEL_MIME_FILTER_TOHTML_CONVERT_SPACES;
+ filter = camel_mime_filter_tohtml_new (flags, 0);
+ camel_stream_filter_add (
+ CAMEL_STREAM_FILTER (filtered_stream), filter);
+ g_object_unref (filter);
+
+ input_stream = filtered_stream;
+ }
+
+ buffer = g_byte_array_new ();
+ output_stream = camel_stream_mem_new ();
+ camel_stream_mem_set_byte_array (
+ CAMEL_STREAM_MEM (output_stream), buffer);
+ camel_stream_write_to_stream (input_stream, output_stream, NULL, NULL);
+ g_object_unref (output_stream);
+ g_object_unref (input_stream);
+
+ /* Make sure the buffer is nul-terminated. */
+ length = (gsize) buffer->len;
+ g_byte_array_append (buffer, (guint8 *) "", 1);
+ content = (gchar *) g_byte_array_free (buffer, FALSE);
+
+ /* Signatures are saved as UTF-8, but we still need to check that
+ * the signature is valid UTF-8 because the user may be opening
+ * a signature file that is in his/her locale character set. If
+ * it's not in UTF-8 then try converting from the current locale. */
+ if (!g_utf8_validate (content, length, NULL)) {
+ gchar *utf8;
+
+ utf8 = g_locale_to_utf8 (content, length, NULL, NULL, error);
+ g_free (content);
+ content = utf8;
+ }
+
+ return content;
+}
+
+gchar *
+e_run_signature_script (const gchar *filename)
+{
+ /* FIXME Make this cross-platform, prefer GLib functions over
+ * POSIX, and report errors via GError instead of dumping
+ * messages to the terminal where users won't see them. */
+
+#ifndef G_OS_WIN32
+ gint in_fds[2];
+ pid_t pid;
+
+ g_return_val_if_fail (filename != NULL, NULL);
+
+ if (pipe (in_fds) == -1) {
+ g_warning (
+ "Failed to create pipe to '%s': %s",
+ filename, g_strerror (errno));
+ return NULL;
+ }
+
+ pid = fork ();
+
+ /* Child Process */
+ if (pid == 0) {
+ gint maxfd, ii;
+
+ close (in_fds[0]);
+ if (dup2 (in_fds[1], STDOUT_FILENO) < 0)
+ _exit (255);
+ close (in_fds[1]);
+
+ setsid ();
+
+ maxfd = sysconf (_SC_OPEN_MAX);
+ for (ii = 3; ii < maxfd; ii++) {
+ if (ii == STDIN_FILENO)
+ continue;
+ if (ii == STDOUT_FILENO)
+ continue;
+ if (ii == STDERR_FILENO)
+ continue;
+ fcntl (ii, F_SETFD, FD_CLOEXEC);
+ }
+
+ execlp ("/bin/sh", "/bin/sh", "-c", filename, NULL);
+
+ g_warning (
+ "Could not execute '%s': %s",
+ filename, g_strerror (errno));
+
+ _exit (255);
+
+ /* Parent Process */
+ } else if (pid > 0) {
+ CamelStream *output_stream;
+ CamelStream *input_stream;
+ GByteArray *buffer;
+ gchar *content;
+ gsize length;
+ gint result;
+ gint status;
+
+ close (in_fds[1]);
+
+ buffer = g_byte_array_new ();
+ output_stream = camel_stream_mem_new ();
+ camel_stream_mem_set_byte_array (
+ CAMEL_STREAM_MEM (output_stream), buffer);
+
+ input_stream = camel_stream_fs_new_with_fd (in_fds[0]);
+ camel_stream_write_to_stream (
+ input_stream, output_stream, NULL, NULL);
+ g_object_unref (input_stream);
+
+ g_object_unref (output_stream);
+
+ /* Make sure the buffer is nul-terminated. */
+ length = (gsize) buffer->len;
+ g_byte_array_append (buffer, (guchar *) "", 1);
+ content = (gchar *) g_byte_array_free (buffer, FALSE);
+
+ /* Signature scripts are supposed to generate UTF-8 content,
+ * but because users are known to never read the manual, we
+ * try to do our best if the content isn't valid UTF-8 by
+ * assuming that the content is in the user's locale
+ * character set. */
+ if (!g_utf8_validate (content, length, NULL)) {
+ gchar *utf8;
+
+ /* XXX Should pass a GError here. */
+ utf8 = g_locale_to_utf8 (
+ content, length, NULL, NULL, NULL);
+ g_free (content);
+ content = utf8;
+ }
+
+ /* Wait for the script process to terminate. */
+ result = waitpid (pid, &status, 0);
+
+ if (result == -1 && errno == EINTR) {
+ /* Child process is hanging... */
+ kill (pid, SIGTERM);
+ sleep (1);
+ result = waitpid (pid, &status, WNOHANG);
+ if (result == 0) {
+ /* ...still hanging, set phasers to KILL. */
+ kill (pid, SIGKILL);
+ sleep (1);
+ waitpid (pid, &status, WNOHANG);
+ }
+ }
+
+ return content;
+
+ /* Forking Failed */
+ } else {
+ g_warning (
+ "Failed to create child process '%s': %s",
+ filename, g_strerror (errno));
+ close (in_fds[0]);
+ close (in_fds[1]);
+ }
+#endif
+
+ return NULL;
+}
diff --git a/mail/libemail-utils/e-signature-utils.h b/mail/libemail-utils/e-signature-utils.h
new file mode 100644
index 0000000..a642a13
--- /dev/null
+++ b/mail/libemail-utils/e-signature-utils.h
@@ -0,0 +1,40 @@
+/*
+ * e-signature-utils.h
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) version 3.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the program; if not, see <http://www.gnu.org/licenses/>
+ *
+ * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
+ */
+
+#ifndef E_SIGNATURE_UTILS_H
+#define E_SIGNATURE_UTILS_H
+
+#include <gtk/gtk.h>
+#include <libemail-utils/e-signature.h>
+#include <libemail-utils/e-signature-list.h>
+
+G_BEGIN_DECLS
+
+ESignatureList *e_get_signature_list (void);
+ESignature * e_get_signature_by_name (const gchar *name);
+ESignature * e_get_signature_by_uid (const gchar *uid);
+gchar * e_create_signature_file (GError **error);
+gchar * e_read_signature_file (ESignature *signature,
+ gboolean convert_to_html,
+ GError **error);
+gchar * e_run_signature_script (const gchar *filename);
+
+G_END_DECLS
+
+#endif /* E_SIGNATURE_UTILS_H */
diff --git a/mail/libemail-utils/gconf-bridge.c b/mail/libemail-utils/gconf-bridge.c
new file mode 100644
index 0000000..3de48b6
--- /dev/null
+++ b/mail/libemail-utils/gconf-bridge.c
@@ -0,0 +1,1364 @@
+/*
+ * (C) 2005 OpenedHand Ltd.
+ *
+ * Author: Jorn Baayen <jorn openedhand com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <gtk/gtk.h>
+#include <glib/gi18n-lib.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "gconf-bridge.h"
+
+struct _GConfBridge {
+ GConfClient *client;
+
+ GHashTable *bindings;
+};
+
+/* The data structures for the different kinds of bindings */
+typedef enum {
+ BINDING_PROP,
+ BINDING_WINDOW,
+ BINDING_LIST_STORE
+} BindingType;
+
+typedef struct {
+ BindingType type;
+ guint id;
+
+ gboolean delayed_mode;
+
+ gchar *key;
+ guint val_notify_id;
+ GSList *val_changes; /* List of changes made to GConf value,
+ that have not received change notification
+ yet. */
+
+ GObject *object;
+ GParamSpec *prop;
+ gulong prop_notify_id;
+
+ guint sync_timeout_id; /* Used in delayed mode */
+} PropBinding;
+
+typedef struct {
+ BindingType type;
+ guint id;
+
+ gboolean bind_size;
+ gboolean bind_pos;
+
+ gchar *key_prefix;
+
+ GtkWindow *window;
+ gulong configure_event_id;
+ gulong window_state_event_id;
+ gulong unmap_id;
+ guint sync_timeout_id;
+} WindowBinding;
+
+typedef struct {
+ BindingType type;
+ guint id;
+
+ gchar *key;
+ guint val_notify_id;
+ GSList *val_changes; /* List of changes made to GConf value,
+ that have not received change notification
+ yet. */
+
+ GtkListStore *list_store;
+ guint row_inserted_id;
+ guint row_changed_id;
+ guint row_deleted_id;
+ guint rows_reordered_id;
+
+ guint sync_idle_id;
+} ListStoreBinding;
+
+/* Some trickery to be able to treat the data structures generically */
+typedef union {
+ BindingType type;
+
+ PropBinding prop_binding;
+ WindowBinding window_binding;
+ ListStoreBinding list_store_binding;
+} Binding;
+
+/* Function prototypes */
+static void
+unbind (Binding *binding);
+
+static GConfBridge *bridge = NULL; /* Global GConfBridge object */
+
+/* Free up all resources allocated by the GConfBridge. Called on exit. */
+static void
+destroy_bridge (void)
+{
+ g_hash_table_destroy (bridge->bindings);
+ g_object_unref (bridge->client);
+
+ g_free (bridge);
+}
+
+/**
+ * gconf_bridge_get
+ *
+ * Returns the #GConfBridge. This is a singleton object.
+ *
+ * Return value: The #GConfBridge.
+ **/
+GConfBridge *
+gconf_bridge_get (void)
+{
+ if (bridge)
+ return bridge;
+
+ gconf_bridge_install_default_error_handler ();
+
+ bridge = g_new (GConfBridge, 1);
+
+ bridge->client = gconf_client_get_default ();
+ bridge->bindings = g_hash_table_new_full (NULL, NULL, NULL,
+ (GDestroyNotify) unbind);
+
+ g_atexit (destroy_bridge);
+
+ return bridge;
+}
+
+/**
+ * gconf_bridge_get_client
+ * @bridge: A #GConfBridge
+ *
+ * Returns the #GConfClient used by @bridge. This is the same #GConfClient
+ * as returned by gconf_client_get_default().
+ *
+ * Return value: A #GConfClient.
+ **/
+GConfClient *
+gconf_bridge_get_client (GConfBridge *bridge)
+{
+ g_return_val_if_fail (bridge != NULL, NULL);
+
+ return bridge->client;
+}
+
+/* Generate an ID for a new binding */
+static guint
+new_id (void)
+{
+ static guint id_counter = 0;
+
+ id_counter++;
+
+ return id_counter;
+}
+
+/*
+ * Property bindings
+ */
+
+/* Syncs a value from GConf to an object property */
+static void
+prop_binding_sync_pref_to_prop (PropBinding *binding,
+ GConfValue *pref_value)
+{
+ GValue src_value, value;
+
+ /* Make sure we don't enter an infinite synchronizing loop */
+ g_signal_handler_block (binding->object, binding->prop_notify_id);
+
+ memset (&src_value, 0, sizeof (GValue));
+
+ /* First, convert GConfValue to GValue */
+ switch (pref_value->type) {
+ case GCONF_VALUE_STRING:
+ g_value_init (&src_value, G_TYPE_STRING);
+ g_value_set_string (&src_value,
+ gconf_value_get_string (pref_value));
+ break;
+ case GCONF_VALUE_INT:
+ g_value_init (&src_value, G_TYPE_INT);
+ g_value_set_int (&src_value,
+ gconf_value_get_int (pref_value));
+ break;
+ case GCONF_VALUE_BOOL:
+ g_value_init (&src_value, G_TYPE_BOOLEAN);
+ g_value_set_boolean (&src_value,
+ gconf_value_get_bool (pref_value));
+ break;
+ case GCONF_VALUE_FLOAT:
+ g_value_init (&src_value, G_TYPE_FLOAT);
+ g_value_set_float (&src_value,
+ gconf_value_get_float (pref_value));
+ break;
+ default:
+ g_warning ("prop_binding_sync_pref_to_prop: Unhandled value "
+ "type '%d'.\n", pref_value->type);
+
+ return;
+ }
+
+ /* Then convert to the type expected by the object, if necessary */
+ memset (&value, 0, sizeof (GValue));
+ g_value_init (&value,
+ G_PARAM_SPEC_VALUE_TYPE (binding->prop));
+
+ if (src_value.g_type != value.g_type) {
+ if (!g_value_transform (&src_value, &value)) {
+ g_warning ("prop_binding_sync_pref_to_prop: Failed to "
+ "transform a \"%s\" to a \"%s\".",
+ g_type_name (src_value.g_type),
+ g_type_name (value.g_type));
+
+ goto done;
+ }
+
+ g_object_set_property (binding->object,
+ binding->prop->name, &value);
+ } else {
+ g_object_set_property (binding->object,
+ binding->prop->name, &src_value);
+ }
+
+done:
+ g_value_unset (&src_value);
+ g_value_unset (&value);
+
+ g_signal_handler_unblock (binding->object, binding->prop_notify_id);
+}
+
+/* Syncs an object property to GConf */
+static void
+prop_binding_sync_prop_to_pref (PropBinding *binding)
+{
+ GValue value;
+ GConfValue *gconf_value;
+
+ memset (&value, 0, sizeof (GValue));
+
+ g_value_init (&value,
+ G_PARAM_SPEC_VALUE_TYPE (binding->prop));
+ g_object_get_property (binding->object,
+ binding->prop->name,
+ &value);
+
+ switch (value.g_type) {
+ case G_TYPE_STRING:
+ gconf_value = gconf_value_new (GCONF_VALUE_STRING);
+ gconf_value_set_string (gconf_value,
+ g_value_get_string (&value));
+ break;
+ case G_TYPE_INT:
+ gconf_value = gconf_value_new (GCONF_VALUE_INT);
+ gconf_value_set_int (gconf_value,
+ g_value_get_int (&value));
+ break;
+ case G_TYPE_UINT:
+ gconf_value = gconf_value_new (GCONF_VALUE_INT);
+ gconf_value_set_int (gconf_value,
+ g_value_get_uint (&value));
+ break;
+ case G_TYPE_LONG:
+ gconf_value = gconf_value_new (GCONF_VALUE_INT);
+ gconf_value_set_int (gconf_value,
+ g_value_get_long (&value));
+ break;
+ case G_TYPE_ULONG:
+ gconf_value = gconf_value_new (GCONF_VALUE_INT);
+ gconf_value_set_int (gconf_value,
+ g_value_get_ulong (&value));
+ break;
+ case G_TYPE_INT64:
+ gconf_value = gconf_value_new (GCONF_VALUE_INT);
+ gconf_value_set_int (gconf_value,
+ g_value_get_int64 (&value));
+ break;
+ case G_TYPE_UINT64:
+ gconf_value = gconf_value_new (GCONF_VALUE_INT);
+ gconf_value_set_int (gconf_value,
+ g_value_get_uint64 (&value));
+ break;
+ case G_TYPE_CHAR:
+ gconf_value = gconf_value_new (GCONF_VALUE_INT);
+ gconf_value_set_int (gconf_value,
+ g_value_get_char (&value));
+ break;
+ case G_TYPE_UCHAR:
+ gconf_value = gconf_value_new (GCONF_VALUE_INT);
+ gconf_value_set_int (gconf_value,
+ g_value_get_uchar (&value));
+ break;
+ case G_TYPE_ENUM:
+ gconf_value = gconf_value_new (GCONF_VALUE_INT);
+ gconf_value_set_int (gconf_value,
+ g_value_get_enum (&value));
+ break;
+ case G_TYPE_BOOLEAN:
+ gconf_value = gconf_value_new (GCONF_VALUE_BOOL);
+ gconf_value_set_bool (gconf_value,
+ g_value_get_boolean (&value));
+ break;
+ case G_TYPE_DOUBLE:
+ gconf_value = gconf_value_new (GCONF_VALUE_FLOAT);
+#ifdef HAVE_CORBA_GCONF
+ /* FIXME we cast to a gfloat explicitly as CORBA GConf
+ * uses doubles in its API, but treats them as floats
+ * when transporting them over CORBA. See #322837 */
+ gconf_value_set_float (gconf_value,
+ (gfloat) g_value_get_double (&value));
+#else
+ gconf_value_set_float (gconf_value,
+ g_value_get_double (&value));
+#endif
+ break;
+ case G_TYPE_FLOAT:
+ gconf_value = gconf_value_new (GCONF_VALUE_FLOAT);
+ gconf_value_set_float (gconf_value,
+ g_value_get_float (&value));
+ break;
+ default:
+ if (g_type_is_a (value.g_type, G_TYPE_ENUM)) {
+ gconf_value = gconf_value_new (GCONF_VALUE_INT);
+ gconf_value_set_int (gconf_value,
+ g_value_get_enum (&value));
+ } else {
+ g_warning ("prop_binding_sync_prop_to_pref: "
+ "Unhandled value type '%s'.\n",
+ g_type_name (value.g_type));
+
+ goto done;
+ }
+
+ break;
+ }
+
+ /* Set to GConf */
+ gconf_client_set (bridge->client, binding->key, gconf_value, NULL);
+
+ /* Store until change notification comes in, so that we are able
+ * to ignore it */
+ binding->val_changes = g_slist_append (binding->val_changes,
+ gconf_value);
+
+done:
+ g_value_unset (&value);
+}
+
+/* Called when a GConf value bound to an object property has changed */
+static void
+prop_binding_pref_changed (GConfClient *client,
+ guint cnxn_id,
+ GConfEntry *entry,
+ gpointer user_data)
+{
+ GConfValue *gconf_value;
+ PropBinding *binding;
+ GSList *l;
+
+ gconf_value = gconf_entry_get_value (entry);
+ if (!gconf_value)
+ return; /* NULL means that the value has been unset */
+
+ binding = (PropBinding *) user_data;
+
+ /* Check that this notification is not caused by sync_prop_to_pref() */
+ l = g_slist_find_custom (binding->val_changes,
+ gconf_value,
+ (GCompareFunc) gconf_value_compare);
+ if (l) {
+ gconf_value_free (l->data);
+
+ binding->val_changes = g_slist_delete_link
+ (binding->val_changes, l);
+
+ return;
+ }
+
+ prop_binding_sync_pref_to_prop (binding, gconf_value);
+}
+
+/* Performs a scheduled prop-to-pref sync for a prop binding in
+ * delay mode */
+static gboolean
+prop_binding_perform_scheduled_sync (PropBinding *binding)
+{
+ prop_binding_sync_prop_to_pref (binding);
+
+ binding->sync_timeout_id = 0;
+
+ g_object_unref (binding->object);
+
+ return FALSE;
+}
+
+#define PROP_BINDING_SYNC_DELAY 100 /* Delay for bindings with "delayed"
+ set to TRUE, in ms */
+
+/* Called when an object property has changed */
+static void
+prop_binding_prop_changed (GObject *object,
+ GParamSpec *param_spec,
+ PropBinding *binding)
+{
+ if (binding->delayed_mode) {
+ /* Just schedule a sync */
+ if (binding->sync_timeout_id == 0) {
+ /* We keep a reference on the object as long as
+ * we haven't synced yet to make sure we don't
+ * lose any data */
+ g_object_ref (binding->object);
+
+ binding->sync_timeout_id =
+ g_timeout_add
+ (PROP_BINDING_SYNC_DELAY,
+ (GSourceFunc)
+ prop_binding_perform_scheduled_sync,
+ binding);
+ }
+ } else {
+ /* Directly sync */
+ prop_binding_sync_prop_to_pref (binding);
+ }
+}
+
+/* Called when an object is destroyed */
+static void
+prop_binding_object_destroyed (gpointer user_data,
+ GObject *where_the_object_was)
+{
+ PropBinding *binding;
+
+ binding = (PropBinding *) user_data;
+ binding->object = NULL; /* Don't do anything with the object
+ * at unbind() */
+
+ g_hash_table_remove (bridge->bindings,
+ GUINT_TO_POINTER (binding->id));
+}
+
+/**
+ * gconf_bridge_bind_property_full
+ * @bridge: A #GConfBridge
+ * @key: A GConf key to be bound
+ * @object: A #GObject
+ * @prop: The property of @object to be bound
+ * @delayed_sync: TRUE if there should be a delay between property changes
+ * and syncs to GConf. Set to TRUE when binding to a rapidly-changing
+ * property, for example the "value" property on a #GtkAdjustment.
+ *
+ * Binds @key to @prop, causing them to have the same value at all times.
+ *
+ * The types of @key and @prop should be compatible. Floats and doubles, and
+ * ints, uints, longs, unlongs, int64s, uint64s, chars, uchars and enums
+ * can be matched up. Booleans and strings can only be matched to their
+ * respective types.
+ *
+ * On calling this function the current value of @key will be set to @prop.
+ *
+ * Return value: The ID of the new binding.
+ **/
+guint
+gconf_bridge_bind_property_full (GConfBridge *bridge,
+ const gchar *key,
+ GObject *object,
+ const gchar *prop,
+ gboolean delayed_sync)
+{
+ GParamSpec *pspec;
+ PropBinding *binding;
+ gchar *signal;
+ GConfValue *val;
+
+ g_return_val_if_fail (bridge != NULL, 0);
+ g_return_val_if_fail (key != NULL, 0);
+ g_return_val_if_fail (G_IS_OBJECT (object), 0);
+ g_return_val_if_fail (prop != NULL, 0);
+
+ /* First, try to fetch the propertys GParamSpec off the object */
+ pspec = g_object_class_find_property
+ (G_OBJECT_GET_CLASS (object), prop);
+ if (G_UNLIKELY (pspec == NULL)) {
+ g_warning ("gconf_bridge_bind_property_full: A property \"%s\" "
+ "was not found. Please make sure you are passing "
+ "the right property name.", prop);
+
+ return 0;
+ }
+
+ /* GParamSpec found: All good, create new binding. */
+ binding = g_new (PropBinding, 1);
+
+ binding->type = BINDING_PROP;
+ binding->id = new_id ();
+ binding->delayed_mode = delayed_sync;
+ binding->val_changes = NULL;
+ binding->key = g_strdup (key);
+ binding->object = object;
+ binding->prop = pspec;
+ binding->sync_timeout_id = 0;
+
+ /* Watch GConf key */
+ binding->val_notify_id =
+ gconf_client_notify_add (bridge->client, key,
+ prop_binding_pref_changed,
+ binding, NULL, NULL);
+
+ /* Connect to property change notifications */
+ signal = g_strconcat ("notify::", prop, NULL);
+ binding->prop_notify_id =
+ g_signal_connect (object, signal,
+ G_CALLBACK (prop_binding_prop_changed),
+ binding);
+ g_free (signal);
+
+ /* Sync object to value from GConf, if set */
+ val = gconf_client_get (bridge->client, key, NULL);
+ if (val) {
+ prop_binding_sync_pref_to_prop (binding, val);
+ gconf_value_free (val);
+ }
+
+ /* Handle case where watched object gets destroyed */
+ g_object_weak_ref (object,
+ prop_binding_object_destroyed, binding);
+
+ /* Insert binding */
+ g_hash_table_insert (bridge->bindings,
+ GUINT_TO_POINTER (binding->id), binding);
+
+ /* Done */
+ return binding->id;
+}
+
+static void
+prop_binding_block_cb (gpointer hkey,
+ PropBinding *binding,
+ const gchar *key)
+{
+ g_return_if_fail (binding != NULL);
+ g_return_if_fail (key != NULL);
+
+ if (binding->type == BINDING_PROP && binding->key &&
+ g_ascii_strcasecmp (binding->key, key) == 0)
+ g_signal_handler_block (
+ binding->object, binding->prop_notify_id);
+}
+
+static void
+prop_binding_unblock_cb (gpointer hkey,
+ PropBinding *binding,
+ const gchar *key)
+{
+ g_return_if_fail (binding != NULL);
+ g_return_if_fail (key != NULL);
+
+ if (binding->type == BINDING_PROP && binding->key &&
+ g_ascii_strcasecmp (binding->key, key) == 0)
+ g_signal_handler_unblock (
+ binding->object, binding->prop_notify_id);
+}
+
+void
+gconf_bridge_block_property_bindings (GConfBridge *bridge,
+ const gchar *key)
+{
+ g_return_if_fail (bridge != NULL);
+ g_return_if_fail (key != NULL);
+
+ g_hash_table_foreach (
+ bridge->bindings, (GHFunc)
+ prop_binding_block_cb, (gpointer) key);
+}
+
+void
+gconf_bridge_unblock_property_bindings (GConfBridge *bridge,
+ const gchar *key)
+{
+ g_return_if_fail (bridge != NULL);
+ g_return_if_fail (key != NULL);
+
+ g_hash_table_foreach (
+ bridge->bindings, (GHFunc)
+ prop_binding_unblock_cb, (gpointer) key);
+}
+
+/* Unbinds a property binding */
+static void
+prop_binding_unbind (PropBinding *binding)
+{
+ if (binding->delayed_mode && binding->sync_timeout_id > 0) {
+ /* Perform any scheduled syncs */
+ g_source_remove (binding->sync_timeout_id);
+
+ /* The object will still be around as we have
+ * a reference */
+ prop_binding_perform_scheduled_sync (binding);
+ }
+
+ gconf_client_notify_remove (bridge->client,
+ binding->val_notify_id);
+ g_free (binding->key);
+
+ while (binding->val_changes) {
+ gconf_value_free (binding->val_changes->data);
+
+ binding->val_changes = g_slist_delete_link
+ (binding->val_changes, binding->val_changes);
+ }
+
+ /* The object might have been destroyed .. */
+ if (binding->object) {
+ g_signal_handler_disconnect (binding->object,
+ binding->prop_notify_id);
+
+ g_object_weak_unref (binding->object,
+ prop_binding_object_destroyed, binding);
+ }
+}
+
+/*
+ * Window bindings
+ */
+
+/* Performs a scheduled dimensions-to-prefs sync for a window binding */
+static gboolean
+window_binding_perform_scheduled_sync (WindowBinding *binding)
+{
+ if (binding->bind_size) {
+ gint width, height;
+ gchar *key;
+ GdkWindowState state;
+ GdkWindow *window;
+
+ window = gtk_widget_get_window (GTK_WIDGET (binding->window));
+ state = gdk_window_get_state (window);
+
+ if (state & GDK_WINDOW_STATE_MAXIMIZED) {
+ key = g_strconcat (binding->key_prefix, "_maximized", NULL);
+ gconf_client_set_bool (bridge->client, key, TRUE, NULL);
+ g_free (key);
+ } else {
+ gtk_window_get_size (binding->window, &width, &height);
+
+ key = g_strconcat (binding->key_prefix, "_width", NULL);
+ gconf_client_set_int (bridge->client, key, width, NULL);
+ g_free (key);
+
+ key = g_strconcat (binding->key_prefix, "_height", NULL);
+ gconf_client_set_int (bridge->client, key, height, NULL);
+ g_free (key);
+
+ key = g_strconcat (binding->key_prefix, "_maximized", NULL);
+ gconf_client_set_bool (bridge->client, key, FALSE, NULL);
+ g_free (key);
+ }
+ }
+
+ if (binding->bind_pos) {
+ gint x, y;
+ gchar *key;
+
+ gtk_window_get_position (binding->window, &x, &y);
+
+ key = g_strconcat (binding->key_prefix, "_x", NULL);
+ gconf_client_set_int (bridge->client, key, x, NULL);
+ g_free (key);
+
+ key = g_strconcat (binding->key_prefix, "_y", NULL);
+ gconf_client_set_int (bridge->client, key, y, NULL);
+ g_free (key);
+ }
+
+ binding->sync_timeout_id = 0;
+
+ return FALSE;
+}
+
+#define WINDOW_BINDING_SYNC_DELAY 1 /* Delay before syncing new window
+ dimensions to GConf, in s */
+
+/* Called when the window han been resized or moved */
+static gboolean
+window_binding_configure_event_cb (GtkWindow *window,
+ GdkEventConfigure *event,
+ WindowBinding *binding)
+{
+ /* re-postpone by cancel of the previous request */
+ if (binding->sync_timeout_id > 0)
+ g_source_remove (binding->sync_timeout_id);
+
+ /* Schedule a sync */
+ binding->sync_timeout_id = g_timeout_add_seconds (WINDOW_BINDING_SYNC_DELAY,
+ (GSourceFunc) window_binding_perform_scheduled_sync,
+ binding);
+
+ return FALSE;
+}
+
+/* Called when the window state is being changed */
+static gboolean
+window_binding_state_event_cb (GtkWindow *window,
+ GdkEventWindowState *event,
+ WindowBinding *binding)
+{
+ if (binding->sync_timeout_id > 0)
+ g_source_remove (binding->sync_timeout_id);
+
+ if (event
+ && (event->changed_mask & GDK_WINDOW_STATE_MAXIMIZED) != 0
+ && (event->new_window_state & GDK_WINDOW_STATE_MAXIMIZED) == 0) {
+ /* the window was restored from a maximized state; make sure its
+ * width and height is the one user stored before maximization */
+ gint width, height;
+
+ width = GPOINTER_TO_INT (g_object_get_data (
+ G_OBJECT (window), "binding-premax-width"));
+ height = GPOINTER_TO_INT (g_object_get_data (
+ G_OBJECT (window), "binding-premax-height"));
+
+ if (width && height) {
+ gtk_window_resize (window, width, height);
+
+ /* Do this only once, as it is restored
+ * after loading maximized state. */
+ g_object_set_data (
+ G_OBJECT (window),
+ "binding-premax-width", NULL);
+ g_object_set_data (
+ G_OBJECT (window),
+ "binding-premax-height", NULL);
+ }
+ }
+
+ window_binding_perform_scheduled_sync (binding);
+
+ return FALSE;
+}
+
+/* Called when the window is being unmapped */
+static gboolean
+window_binding_unmap_cb (GtkWindow *window,
+ WindowBinding *binding)
+{
+ /* Force sync */
+ if (binding->sync_timeout_id > 0)
+ g_source_remove (binding->sync_timeout_id);
+
+ /* XXX It's too late to record the window position.
+ * gtk_window_get_position() will report (0, 0). */
+ binding->bind_pos = FALSE;
+
+ window_binding_perform_scheduled_sync (binding);
+
+ return FALSE;
+}
+
+/* Called when a window is destroyed */
+static void
+window_binding_window_destroyed (gpointer user_data,
+ GObject *where_the_object_was)
+{
+ WindowBinding *binding;
+
+ binding = (WindowBinding *) user_data;
+ binding->window = NULL; /* Don't do anything with the window
+ * at unbind() */
+
+ if (binding->sync_timeout_id > 0)
+ g_source_remove (binding->sync_timeout_id);
+
+ g_hash_table_remove (bridge->bindings,
+ GUINT_TO_POINTER (binding->id));
+}
+
+/**
+ * gconf_bridge_bind_window
+ * @bridge: A #GConfBridge
+ * @key_prefix: The prefix of the GConf keys
+ * @window: A #GtkWindow
+ * @bind_size: TRUE to bind the size of @window
+ * @bind_pos: TRUE to bind the position of @window
+ *
+ * On calling this function @window will be resized to the values
+ * specified by "@key_prefix<!-- -->_width" and "@key_prefix<!-- -->_height"
+ * and maximixed if "@key_prefix<!-- -->_maximized is TRUE if
+ * @bind_size is TRUE, and moved to the values specified by
+ * "@key_prefix<!-- -->_x" and "@key_prefix<!-- -->_y" if @bind_pos is TRUE.
+ * The respective GConf values will be updated when the window is resized
+ * and/or moved.
+ *
+ * Return value: The ID of the new binding.
+ **/
+guint
+gconf_bridge_bind_window (GConfBridge *bridge,
+ const gchar *key_prefix,
+ GtkWindow *window,
+ gboolean bind_size,
+ gboolean bind_pos)
+{
+ WindowBinding *binding;
+
+ g_return_val_if_fail (bridge != NULL, 0);
+ g_return_val_if_fail (key_prefix != NULL, 0);
+ g_return_val_if_fail (GTK_IS_WINDOW (window), 0);
+
+ /* Create new binding. */
+ binding = g_new (WindowBinding, 1);
+
+ binding->type = BINDING_WINDOW;
+ binding->id = new_id ();
+ binding->bind_size = bind_size;
+ binding->bind_pos = bind_pos;
+ binding->key_prefix = g_strdup (key_prefix);
+ binding->window = window;
+ binding->sync_timeout_id = 0;
+
+ /* Set up GConf keys & sync window to GConf values */
+ if (bind_size) {
+ gchar *key;
+ GConfValue *width_val, *height_val, *maximized_val;
+
+ key = g_strconcat (key_prefix, "_width", NULL);
+ width_val = gconf_client_get (bridge->client, key, NULL);
+ g_free (key);
+
+ key = g_strconcat (key_prefix, "_height", NULL);
+ height_val = gconf_client_get (bridge->client, key, NULL);
+ g_free (key);
+
+ key = g_strconcat (key_prefix, "_maximized", NULL);
+ maximized_val = gconf_client_get (bridge->client, key, NULL);
+ g_free (key);
+
+ if (width_val && height_val) {
+ gtk_window_resize (window,
+ gconf_value_get_int (width_val),
+ gconf_value_get_int (height_val));
+
+ gconf_value_free (width_val);
+ gconf_value_free (height_val);
+ } else if (width_val) {
+ gconf_value_free (width_val);
+ } else if (height_val) {
+ gconf_value_free (height_val);
+ }
+
+ if (maximized_val) {
+ if (gconf_value_get_bool (maximized_val)) {
+ /* Maximize is not done immediately, but to
+ * count with proper window size, resize it
+ * before. The previous size is restored
+ * after the maximization is changed,
+ * in window_binding_state_event_cb(). */
+ gint width = 0, height = 0;
+ GdkScreen *screen;
+
+ gtk_window_get_size (window, &width, &height);
+ g_object_set_data (
+ G_OBJECT (window),
+ "binding-premax-width",
+ GINT_TO_POINTER (width));
+ g_object_set_data (
+ G_OBJECT (window),
+ "binding-premax-height",
+ GINT_TO_POINTER (height));
+
+ screen = gtk_window_get_screen (window);
+ gtk_window_resize (window,
+ gdk_screen_get_width (screen),
+ gdk_screen_get_height (screen));
+
+ gtk_window_maximize (window);
+ }
+ gconf_value_free (maximized_val);
+ }
+ }
+
+ if (bind_pos) {
+ gchar *key;
+ GConfValue *x_val, *y_val;
+
+ key = g_strconcat (key_prefix, "_x", NULL);
+ x_val = gconf_client_get (bridge->client, key, NULL);
+ g_free (key);
+
+ key = g_strconcat (key_prefix, "_y", NULL);
+ y_val = gconf_client_get (bridge->client, key, NULL);
+ g_free (key);
+
+ if (x_val && y_val) {
+ gtk_window_move (window,
+ gconf_value_get_int (x_val),
+ gconf_value_get_int (y_val));
+
+ gconf_value_free (x_val);
+ gconf_value_free (y_val);
+ } else if (x_val) {
+ gconf_value_free (x_val);
+ } else if (y_val) {
+ gconf_value_free (y_val);
+ }
+ }
+
+ /* Connect to window size change notifications */
+ binding->configure_event_id =
+ g_signal_connect (window,
+ "configure-event",
+ G_CALLBACK
+ (window_binding_configure_event_cb),
+ binding);
+
+ binding->window_state_event_id =
+ g_signal_connect (window,
+ "window_state_event",
+ G_CALLBACK
+ (window_binding_state_event_cb),
+ binding);
+ binding->unmap_id =
+ g_signal_connect (window,
+ "unmap",
+ G_CALLBACK (window_binding_unmap_cb),
+ binding);
+
+ /* Handle case where window gets destroyed */
+ g_object_weak_ref (G_OBJECT (window),
+ window_binding_window_destroyed, binding);
+
+ /* Insert binding */
+ g_hash_table_insert (bridge->bindings,
+ GUINT_TO_POINTER (binding->id), binding);
+
+ /* Done */
+ return binding->id;
+}
+
+/* Unbinds a window binding */
+static void
+window_binding_unbind (WindowBinding *binding)
+{
+ if (binding->sync_timeout_id > 0)
+ g_source_remove (binding->sync_timeout_id);
+
+ g_free (binding->key_prefix);
+
+ /* The window might have been destroyed .. */
+ if (binding->window) {
+ g_signal_handler_disconnect (binding->window,
+ binding->configure_event_id);
+ g_signal_handler_disconnect (binding->window,
+ binding->window_state_event_id);
+ g_signal_handler_disconnect (binding->window,
+ binding->unmap_id);
+
+ g_object_weak_unref (G_OBJECT (binding->window),
+ window_binding_window_destroyed, binding);
+ }
+}
+
+/*
+ * List store bindings
+ */
+
+/* Fills a GtkListStore with the string list from @value */
+static void
+list_store_binding_sync_pref_to_store (ListStoreBinding *binding,
+ GConfValue *value)
+{
+ GSList *list, *l;
+ GtkTreeIter iter;
+
+ /* Make sure we don't enter an infinite synchronizing loop */
+ g_signal_handler_block (binding->list_store,
+ binding->row_inserted_id);
+ g_signal_handler_block (binding->list_store,
+ binding->row_deleted_id);
+
+ gtk_list_store_clear (binding->list_store);
+
+ list = gconf_value_get_list (value);
+ for (l = list; l; l = l->next) {
+ GConfValue *l_value;
+ const gchar *string;
+
+ l_value = (GConfValue *) l->data;
+ string = gconf_value_get_string (l_value);
+
+ gtk_list_store_insert_with_values (binding->list_store,
+ &iter, -1,
+ 0, string,
+ -1);
+ }
+
+ g_signal_handler_unblock (binding->list_store,
+ binding->row_inserted_id);
+ g_signal_handler_unblock (binding->list_store,
+ binding->row_deleted_id);
+}
+
+/* Sets a GConf value to the contents of a GtkListStore */
+static gboolean
+list_store_binding_sync_store_to_pref (ListStoreBinding *binding)
+{
+ GtkTreeModel *tree_model;
+ GtkTreeIter iter;
+ GSList *list;
+ gint res;
+ GConfValue *gconf_value;
+
+ tree_model = GTK_TREE_MODEL (binding->list_store);
+
+ /* Build list */
+ list = NULL;
+ res = gtk_tree_model_get_iter_first (tree_model, &iter);
+ while (res) {
+ gchar *string;
+ GConfValue *tmp_value;
+
+ gtk_tree_model_get (tree_model, &iter,
+ 0, &string, -1);
+
+ tmp_value = gconf_value_new (GCONF_VALUE_STRING);
+ gconf_value_set_string (tmp_value, string);
+
+ list = g_slist_append (list, tmp_value);
+
+ res = gtk_tree_model_iter_next (tree_model, &iter);
+ }
+
+ /* Create value */
+ gconf_value = gconf_value_new (GCONF_VALUE_LIST);
+ gconf_value_set_list_type (gconf_value, GCONF_VALUE_STRING);
+ gconf_value_set_list_nocopy (gconf_value, list);
+
+ /* Set */
+ gconf_client_set (bridge->client, binding->key, gconf_value, NULL);
+
+ /* Store until change notification comes in, so that we are able
+ * to ignore it */
+ binding->val_changes = g_slist_append (binding->val_changes,
+ gconf_value);
+
+ binding->sync_idle_id = 0;
+
+ g_object_unref (binding->list_store);
+
+ return FALSE;
+}
+
+/* Pref changed: sync */
+static void
+list_store_binding_pref_changed (GConfClient *client,
+ guint cnxn_id,
+ GConfEntry *entry,
+ gpointer user_data)
+{
+ GConfValue *gconf_value;
+ ListStoreBinding *binding;
+ GSList *l;
+
+ gconf_value = gconf_entry_get_value (entry);
+ if (!gconf_value)
+ return; /* NULL means that the value has been unset */
+
+ binding = (ListStoreBinding *) user_data;
+
+ /* Check that this notification is not caused by
+ * sync_store_to_pref() */
+ l = g_slist_find_custom (binding->val_changes,
+ gconf_value,
+ (GCompareFunc) gconf_value_compare);
+ if (l) {
+ gconf_value_free (l->data);
+
+ binding->val_changes = g_slist_delete_link
+ (binding->val_changes, l);
+
+ return;
+ }
+
+ list_store_binding_sync_pref_to_store (binding, gconf_value);
+}
+
+/* Called when an object is destroyed */
+static void
+list_store_binding_store_destroyed (gpointer user_data,
+ GObject *where_the_object_was)
+{
+ ListStoreBinding *binding;
+
+ binding = (ListStoreBinding *) user_data;
+ binding->list_store = NULL; /* Don't do anything with the store
+ * at unbind() */
+
+ g_hash_table_remove (bridge->bindings,
+ GUINT_TO_POINTER (binding->id));
+}
+
+/* List store changed: Sync */
+static void
+list_store_binding_store_changed_cb (ListStoreBinding *binding)
+{
+ if (binding->sync_idle_id == 0) {
+ g_object_ref (binding->list_store);
+
+ binding->sync_idle_id = g_idle_add
+ ((GSourceFunc) list_store_binding_sync_store_to_pref,
+ binding);
+ }
+}
+
+/**
+ * gconf_bridge_bind_string_list_store
+ * @bridge: A #GConfBridge
+ * @key: A GConf key to be bound
+ * @list_store: A #GtkListStore
+ *
+ * On calling this function single string column #GtkListStore @list_store
+ * will be kept synchronized with the GConf string list value pointed to by
+ * @key. On calling this function @list_store will be populated with the
+ * strings specified by the value of @key.
+ *
+ * Return value: The ID of the new binding.
+ **/
+guint
+gconf_bridge_bind_string_list_store (GConfBridge *bridge,
+ const gchar *key,
+ GtkListStore *list_store)
+{
+ GtkTreeModel *tree_model;
+ gboolean have_one_column, is_string_column;
+ ListStoreBinding *binding;
+ GConfValue *val;
+
+ g_return_val_if_fail (bridge != NULL, 0);
+ g_return_val_if_fail (key != NULL, 0);
+ g_return_val_if_fail (GTK_IS_LIST_STORE (list_store), 0);
+
+ /* Check list store suitability */
+ tree_model = GTK_TREE_MODEL (list_store);
+ have_one_column = (gtk_tree_model_get_n_columns (tree_model) == 1);
+ is_string_column = (gtk_tree_model_get_column_type
+ (tree_model, 0) == G_TYPE_STRING);
+ if (G_UNLIKELY (!have_one_column || !is_string_column)) {
+ g_warning ("gconf_bridge_bind_string_list_store: Only "
+ "GtkListStores with exactly one string column are "
+ "supported.");
+
+ return 0;
+ }
+
+ /* Create new binding. */
+ binding = g_new (ListStoreBinding, 1);
+
+ binding->type = BINDING_LIST_STORE;
+ binding->id = new_id ();
+ binding->key = g_strdup (key);
+ binding->val_changes = NULL;
+ binding->list_store = list_store;
+ binding->sync_idle_id = 0;
+
+ /* Watch GConf key */
+ binding->val_notify_id =
+ gconf_client_notify_add (bridge->client, key,
+ list_store_binding_pref_changed,
+ binding, NULL, NULL);
+
+ /* Connect to ListStore change notifications */
+ binding->row_inserted_id =
+ g_signal_connect_swapped (list_store, "row-inserted",
+ G_CALLBACK
+ (list_store_binding_store_changed_cb),
+ binding);
+ binding->row_changed_id =
+ g_signal_connect_swapped (list_store, "row-changed",
+ G_CALLBACK
+ (list_store_binding_store_changed_cb),
+ binding);
+ binding->row_deleted_id =
+ g_signal_connect_swapped (list_store, "row-deleted",
+ G_CALLBACK
+ (list_store_binding_store_changed_cb),
+ binding);
+ binding->rows_reordered_id =
+ g_signal_connect_swapped (list_store, "rows-reordered",
+ G_CALLBACK
+ (list_store_binding_store_changed_cb),
+ binding);
+
+ /* Sync object to value from GConf, if set */
+ val = gconf_client_get (bridge->client, key, NULL);
+ if (val) {
+ list_store_binding_sync_pref_to_store (binding, val);
+ gconf_value_free (val);
+ }
+
+ /* Handle case where watched object gets destroyed */
+ g_object_weak_ref (G_OBJECT (list_store),
+ list_store_binding_store_destroyed, binding);
+
+ /* Insert binding */
+ g_hash_table_insert (bridge->bindings,
+ GUINT_TO_POINTER (binding->id), binding);
+
+ /* Done */
+ return binding->id;
+}
+
+/* Unbinds a list store binding */
+static void
+list_store_binding_unbind (ListStoreBinding *binding)
+{
+ /* Perform any scheduled syncs */
+ if (binding->sync_idle_id > 0) {
+ g_source_remove (binding->sync_idle_id);
+
+ /* The store will still be around as we added a reference */
+ list_store_binding_sync_store_to_pref (binding);
+ }
+
+ g_free (binding->key);
+
+ while (binding->val_changes) {
+ gconf_value_free (binding->val_changes->data);
+
+ binding->val_changes = g_slist_delete_link
+ (binding->val_changes, binding->val_changes);
+ }
+
+ /* The store might have been destroyed .. */
+ if (binding->list_store) {
+ g_signal_handler_disconnect (binding->list_store,
+ binding->row_inserted_id);
+ g_signal_handler_disconnect (binding->list_store,
+ binding->row_changed_id);
+ g_signal_handler_disconnect (binding->list_store,
+ binding->row_deleted_id);
+ g_signal_handler_disconnect (binding->list_store,
+ binding->rows_reordered_id);
+
+ g_object_weak_unref (G_OBJECT (binding->list_store),
+ list_store_binding_store_destroyed,
+ binding);
+ }
+}
+
+/*
+ * Generic unbinding
+ */
+
+/* Unbinds a binding */
+static void
+unbind (Binding *binding)
+{
+ /* Call specialized unbinding function */
+ switch (binding->type) {
+ case BINDING_PROP:
+ prop_binding_unbind ((PropBinding *) binding);
+ break;
+ case BINDING_WINDOW:
+ window_binding_unbind ((WindowBinding *) binding);
+ break;
+ case BINDING_LIST_STORE:
+ list_store_binding_unbind ((ListStoreBinding *) binding);
+ break;
+ default:
+ g_warning ("Unknown binding type '%d'\n", binding->type);
+ break;
+ }
+
+ g_free (binding);
+}
+
+/**
+ * gconf_bridge_unbind
+ * @bridge: A #GConfBridge
+ * @binding_id: The ID of the binding to be removed
+ *
+ * Removes the binding with ID @binding_id.
+ **/
+void
+gconf_bridge_unbind (GConfBridge *bridge,
+ guint binding_id)
+{
+ g_return_if_fail (bridge != NULL);
+ g_return_if_fail (binding_id > 0);
+
+ /* This will trigger the hash tables value destruction
+ * function, which will take care of further cleanup */
+ g_hash_table_remove (bridge->bindings,
+ GUINT_TO_POINTER (binding_id));
+}
+
+/*
+ * Error handling
+ */
+
+/* This is the same dialog as used in eel */
+static void
+error_handler (GConfClient *client,
+ GError *error)
+{
+ static gboolean shown_dialog = FALSE;
+
+ g_warning ("GConf error:\n %s", error->message);
+
+ if (!shown_dialog) {
+ gchar *message;
+ GtkWidget *dlg;
+
+ message = g_strdup_printf (_("GConf error: %s"),
+ error->message);
+ dlg = gtk_message_dialog_new (NULL, 0,
+ GTK_MESSAGE_ERROR,
+ GTK_BUTTONS_OK,
+ "%s",
+ message);
+ g_free (message);
+
+ gtk_message_dialog_format_secondary_text
+ (GTK_MESSAGE_DIALOG (dlg),
+ _("All further errors shown only on terminal."));
+ gtk_window_set_title (GTK_WINDOW (dlg), "");
+
+ gtk_dialog_run (GTK_DIALOG (dlg));
+
+ gtk_widget_destroy (dlg);
+
+ shown_dialog = TRUE;
+ }
+}
+
+/**
+ * gconf_bridge_install_default_error_handler
+ *
+ * Sets up the default error handler. Any unhandled GConf errors will
+ * automatically be handled by presenting the user an error dialog.
+ **/
+void
+gconf_bridge_install_default_error_handler (void)
+{
+ gconf_client_set_global_default_error_handler (error_handler);
+}
diff --git a/mail/libemail-utils/gconf-bridge.h b/mail/libemail-utils/gconf-bridge.h
new file mode 100644
index 0000000..371f117
--- /dev/null
+++ b/mail/libemail-utils/gconf-bridge.h
@@ -0,0 +1,134 @@
+/*
+ * (C) 2005 OpenedHand Ltd.
+ *
+ * Author: Jorn Baayen <jorn openedhand com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __GCONF_BRIDGE_H__
+#define __GCONF_BRIDGE_H__
+
+#include <gconf/gconf-client.h>
+#include <gtk/gtk.h>
+
+G_BEGIN_DECLS
+
+void gconf_bridge_install_default_error_handler (void);
+
+typedef struct _GConfBridge GConfBridge;
+
+GConfBridge *gconf_bridge_get (void);
+
+GConfClient *gconf_bridge_get_client (GConfBridge *bridge);
+
+guint gconf_bridge_bind_property_full (GConfBridge *bridge,
+ const gchar *key,
+ GObject *object,
+ const gchar *prop,
+ gboolean delayed_sync);
+
+/**
+ * gconf_bridge_bind_property
+ * @bridge: A #GConfBridge
+ * @key: A GConf key to be bound
+ * @object: A #GObject
+ * @prop: The property of @object to be bound
+ *
+ * Binds @key to @prop without delays, causing them to have the same value at all times. See
+ * #gconf_bridge_bind_property_full for more details.
+ *
+ **/
+#define gconf_bridge_bind_property(bridge, key, object, prop) \
+ gconf_bridge_bind_property_full ((bridge), (key), \
+ (object), (prop), FALSE)
+
+/**
+ * gconf_bridge_bind_property_delayed
+ * @bridge: A #GConfBridge
+ * @key: A GConf key to be bound
+ * @object: A #GObject
+ * @prop: The property of @object to be bound
+ *
+ * Binds @key to @prop with a delay, causing them to have the same value at all
+ * times. See #gconf_bridge_bind_property_full for more details.
+ **/
+#define gconf_bridge_bind_property_delayed(bridge, key, object, prop) \
+ gconf_bridge_bind_property_full ((bridge), (key), \
+ (object), (prop), TRUE)
+
+/**
+ * gconf_bridge_block_property_bindings
+ * @bridge: A #GConfBridge
+ * @key: A GConf key to be blocked
+ *
+ * Blocks property bindings for @key. To unblock it call #gconf_bridge_unblock_property_bindings.
+ **/
+void gconf_bridge_block_property_bindings (GConfBridge *bridge, const gchar *key);
+
+/**
+ * gconf_bridge_unblock_property_bindings
+ * @bridge: A #GConfBridge
+ * @key: A GConf key to be unblocked
+ *
+ * Unblocks property bindings for @key, these should be previously blocked with #gconf_bridge_unblock_property_bindings.
+ **/
+void gconf_bridge_unblock_property_bindings (GConfBridge *bridge, const gchar *key);
+
+guint gconf_bridge_bind_window (GConfBridge *bridge,
+ const gchar *key_prefix,
+ GtkWindow *window,
+ gboolean bind_size,
+ gboolean bind_pos);
+
+/**
+ * gconf_bridge_bind_window_size
+ * @bridge: A #GConfBridge
+ * @key_prefix: The prefix of the GConf keys
+ * @window: A #GtkWindow
+ *
+ * On calling this function @window will be resized to the values specified by
+ * "@key_prefix<!-- -->_width" and "@key_prefix<!-- -->_height". The respective
+ * GConf values will be updated when the window is resized. See
+ * #gconf_bridge_bind_window for more details.
+ **/
+#define gconf_bridge_bind_window_size(bridge, key_prefix, window) \
+ gconf_bridge_bind_window ((bridge), (key_prefix), (window), TRUE, FALSE)
+
+/**
+ * gconf_bridge_bind_window_pos
+ * @bridge: A #GConfBridge
+ * @key_prefix: The prefix of the GConf keys
+ * @window: A #GtkWindow
+ *
+ * On calling this function @window will be moved to the values specified by
+ * "@key_prefix<!-- -->_x" and "@key_prefix<!-- -->_y". The respective GConf
+ * values will be updated when the window is moved. See
+ * #gconf_bridge_bind_window for more details.
+ **/
+#define gconf_bridge_bind_window_pos(bridge, key_prefix, window) \
+ gconf_bridge_bind_window ((bridge), (key_prefix), (window), FALSE, TRUE)
+
+guint gconf_bridge_bind_string_list_store (GConfBridge *bridge,
+ const gchar *key,
+ GtkListStore *list_store);
+
+void gconf_bridge_unbind (GConfBridge *bridge,
+ guint binding_id);
+
+G_END_DECLS
+
+#endif /* __GCONF_BRIDGE_H__ */
diff --git a/mail/libemail-utils/mail-mt.h b/mail/libemail-utils/mail-mt.h
new file mode 100644
index 0000000..0d0c470
--- /dev/null
+++ b/mail/libemail-utils/mail-mt.h
@@ -0,0 +1,102 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) version 3.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the program; if not, see <http://www.gnu.org/licenses/>
+ *
+ *
+ * Authors:
+ * Michael Zucchi <notzed ximian com>
+ *
+ * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
+ *
+ */
+
+#ifndef _MAIL_MT
+#define _MAIL_MT
+
+#include <camel/camel.h>
+
+typedef struct _MailMsg MailMsg;
+typedef struct _MailMsgInfo MailMsgInfo;
+
+typedef gchar * (*MailMsgDescFunc) (MailMsg *msg);
+typedef void (*MailMsgExecFunc) (MailMsg *msg,
+ GCancellable *cancellable,
+ GError **error);
+typedef void (*MailMsgDoneFunc) (MailMsg *msg);
+typedef void (*MailMsgFreeFunc) (MailMsg *msg);
+typedef void (*MailMsgDispatchFunc) (gpointer msg);
+
+struct _MailMsg {
+ MailMsgInfo *info;
+ volatile gint ref_count;
+ guint seq; /* seq number for synchronisation */
+ gint priority; /* priority (default = 0) */
+ GCancellable *cancellable;
+ GError *error; /* up to the caller to use this */
+};
+
+struct _MailMsgInfo {
+ gsize size;
+ MailMsgDescFunc desc;
+ MailMsgExecFunc exec;
+ MailMsgDoneFunc done;
+ MailMsgFreeFunc free;
+};
+
+/* setup ports */
+void mail_msg_init (void);
+
+gboolean mail_in_main_thread (void);
+
+/* allocate a new message */
+gpointer mail_msg_new (MailMsgInfo *info);
+gpointer mail_msg_ref (gpointer msg);
+void mail_msg_unref (gpointer msg);
+void mail_msg_check_error (gpointer msg);
+void mail_msg_cancel (guint msgid);
+gboolean mail_msg_active (void);
+
+/* dispatch a message */
+void mail_msg_main_loop_push (gpointer msg);
+void mail_msg_unordered_push (gpointer msg);
+void mail_msg_fast_ordered_push (gpointer msg);
+void mail_msg_slow_ordered_push (gpointer msg);
+
+/* To implement the stop button */
+GHook * mail_cancel_hook_add (GHookFunc func, gpointer data);
+void mail_cancel_hook_remove (GHook *hook);
+void mail_cancel_all (void);
+
+/* request a string/password */
+gchar *mail_get_password (CamelService *service, const gchar *prompt,
+ gboolean secret, gboolean *cache);
+
+void mail_mt_set_backend (gchar *backend);
+
+/* Call a function in the GUI thread, wait for it to return, type is
+ * the marshaller to use. FIXME This thing is horrible, please put
+ * it out of its misery. */
+typedef enum {
+ MAIL_CALL_p_p,
+ MAIL_CALL_p_pp,
+ MAIL_CALL_p_ppp,
+ MAIL_CALL_p_pppp,
+ MAIL_CALL_p_ppppp,
+ MAIL_CALL_p_ppippp
+} mail_call_t;
+
+typedef gpointer (*MailMainFunc)();
+
+gpointer mail_call_main (mail_call_t type, MailMainFunc func, ...);
+
+#endif /* _MAIL_MT */
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