/*
* e-source-config.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/>
*
*/
#include "e-source-config.h"
#include <config.h>
#include <glib/gi18n-lib.h>
#include <libebackend/libebackend.h>
#include "e-interval-chooser.h"
#include "e-marshal.h"
#include "e-source-config-backend.h"
#define E_SOURCE_CONFIG_GET_PRIVATE(obj) \
(G_TYPE_INSTANCE_GET_PRIVATE \
((obj), E_TYPE_SOURCE_CONFIG, ESourceConfigPrivate))
typedef struct _Candidate Candidate;
struct _ESourceConfigPrivate {
ESource *original_source;
ESource *collection_source;
ESourceRegistry *registry;
GHashTable *backends;
GPtrArray *candidates;
GtkWidget *type_label;
GtkWidget *type_combo;
GtkWidget *name_label;
GtkWidget *name_entry;
GtkWidget *backend_box;
GtkSizeGroup *size_group;
gboolean complete;
};
struct _Candidate {
GtkWidget *page;
ESource *scratch_source;
ESourceConfigBackend *backend;
gulong changed_handler_id;
};
enum {
PROP_0,
PROP_COLLECTION_SOURCE,
PROP_COMPLETE,
PROP_ORIGINAL_SOURCE,
PROP_REGISTRY
};
enum {
CHECK_COMPLETE,
COMMIT_CHANGES,
INIT_CANDIDATE,
RESIZE_WINDOW,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL];
G_DEFINE_TYPE_WITH_CODE (
ESourceConfig,
e_source_config,
GTK_TYPE_BOX,
G_IMPLEMENT_INTERFACE (
E_TYPE_EXTENSIBLE, NULL))
static void
source_config_init_backends (ESourceConfig *config)
{
GList *list, *iter;
config->priv->backends = g_hash_table_new_full (
(GHashFunc) g_str_hash,
(GEqualFunc) g_str_equal,
(GDestroyNotify) g_free,
(GDestroyNotify) g_object_unref);
e_extensible_load_extensions (E_EXTENSIBLE (config));
list = e_extensible_list_extensions (
E_EXTENSIBLE (config), E_TYPE_SOURCE_CONFIG_BACKEND);
for (iter = list; iter != NULL; iter = g_list_next (iter)) {
ESourceConfigBackend *backend;
ESourceConfigBackendClass *class;
backend = E_SOURCE_CONFIG_BACKEND (iter->data);
class = E_SOURCE_CONFIG_BACKEND_GET_CLASS (backend);
if (class->backend_name != NULL)
g_hash_table_insert (
config->priv->backends,
g_strdup (class->backend_name),
g_object_ref (backend));
}
g_list_free (list);
}
static gint
source_config_compare_sources (gconstpointer a,
gconstpointer b,
gpointer user_data)
{
ESource *source_a;
ESource *source_b;
ESource *parent_a;
ESource *parent_b;
ESourceConfig *config;
ESourceRegistry *registry;
const gchar *parent_uid_a;
const gchar *parent_uid_b;
gint result;
source_a = E_SOURCE (a);
source_b = E_SOURCE (b);
config = E_SOURCE_CONFIG (user_data);
if (e_source_equal (source_a, source_b))
return 0;
/* "On This Computer" always comes first. */
parent_uid_a = e_source_get_parent (source_a);
parent_uid_b = e_source_get_parent (source_b);
if (g_strcmp0 (parent_uid_a, "local-stub") == 0)
return -1;
if (g_strcmp0 (parent_uid_b, "local-stub") == 0)
return 1;
registry = e_source_config_get_registry (config);
parent_a = e_source_registry_ref_source (registry, parent_uid_a);
parent_b = e_source_registry_ref_source (registry, parent_uid_b);
g_return_val_if_fail (parent_a != NULL, 1);
g_return_val_if_fail (parent_b != NULL, -1);
result = e_source_compare_by_display_name (parent_a, parent_b);
g_object_unref (parent_a);
g_object_unref (parent_b);
return result;
}
static void
source_config_add_candidate (ESourceConfig *config,
ESource *scratch_source,
ESourceConfigBackend *backend)
{
Candidate *candidate;
GtkBox *backend_box;
GtkLabel *type_label;
GtkComboBoxText *type_combo;
ESource *parent_source;
ESourceRegistry *registry;
const gchar *display_name;
const gchar *parent_uid;
gulong handler_id;
backend_box = GTK_BOX (config->priv->backend_box);
type_label = GTK_LABEL (config->priv->type_label);
type_combo = GTK_COMBO_BOX_TEXT (config->priv->type_combo);
registry = e_source_config_get_registry (config);
parent_uid = e_source_get_parent (scratch_source);
parent_source = e_source_registry_ref_source (registry, parent_uid);
g_return_if_fail (parent_source != NULL);
candidate = g_slice_new (Candidate);
candidate->backend = g_object_ref (backend);
candidate->scratch_source = g_object_ref (scratch_source);
/* Do not show the page here. */
candidate->page = g_object_ref_sink (gtk_box_new (GTK_ORIENTATION_VERTICAL, 6));
gtk_box_pack_start (backend_box, candidate->page, FALSE, FALSE, 0);
g_ptr_array_add (config->priv->candidates, candidate);
display_name = e_source_get_display_name (parent_source);
gtk_combo_box_text_append_text (type_combo, display_name);
gtk_label_set_text (type_label, display_name);
/* Make sure the combo box has a valid active item before
* adding widgets. Otherwise we'll get run-time warnings
* as property bindings are set up. */
if (gtk_combo_box_get_active (GTK_COMBO_BOX (type_combo)) == -1)
gtk_combo_box_set_active (GTK_COMBO_BOX (type_combo), 0);
/* Bind the standard widgets to the new scratch source. */
g_signal_emit (
config, signals[INIT_CANDIDATE], 0,
candidate->scratch_source);
/* Insert any backend-specific widgets. */
e_source_config_backend_insert_widgets (
candidate->backend, candidate->scratch_source);
handler_id = g_signal_connect_swapped (
candidate->scratch_source, "changed",
G_CALLBACK (e_source_config_check_complete), config);
candidate->changed_handler_id = handler_id;
/* Trigger the "changed" handler we just connected to set the
* initial "complete" state based on the widgets we just added. */
e_source_changed (candidate->scratch_source);
g_object_unref (parent_source);
}
static void
source_config_free_candidate (Candidate *candidate)
{
g_signal_handler_disconnect (
candidate->scratch_source,
candidate->changed_handler_id);
g_object_unref (candidate->page);
g_object_unref (candidate->scratch_source);
g_object_unref (candidate->backend);
g_slice_free (Candidate, candidate);
}
static Candidate *
source_config_get_active_candidate (ESourceConfig *config)
{
GtkComboBox *type_combo;
gint index;
type_combo = GTK_COMBO_BOX (config->priv->type_combo);
index = gtk_combo_box_get_active (type_combo);
g_return_val_if_fail (index >= 0, NULL);
return g_ptr_array_index (config->priv->candidates, index);
}
static void
source_config_type_combo_changed_cb (GtkComboBox *type_combo,
ESourceConfig *config)
{
Candidate *candidate;
GPtrArray *array;
gint index;
array = config->priv->candidates;
for (index = 0; index < array->len; index++) {
candidate = g_ptr_array_index (array, index);
gtk_widget_hide (candidate->page);
}
index = gtk_combo_box_get_active (type_combo);
if (index == CLAMP (index, 0, array->len)) {
candidate = g_ptr_array_index (array, index);
gtk_widget_show (candidate->page);
}
e_source_config_resize_window (config);
e_source_config_check_complete (config);
}
static gboolean
source_config_init_for_adding_source_foreach (gpointer key,
gpointer value,
gpointer user_data)
{
ESource *scratch_source;
ESourceBackend *extension;
ESourceConfig *config;
ESourceConfigBackend *backend;
ESourceConfigBackendClass *class;
const gchar *extension_name;
scratch_source = E_SOURCE (key);
backend = E_SOURCE_CONFIG_BACKEND (value);
config = E_SOURCE_CONFIG (user_data);
/* This may not be the correct backend name for the child of a
* collection. For example, the "yahoo" collection backend uses
* the "caldav" calender backend for calendar children. But the
* ESourceCollectionBackend can override our setting if needed. */
class = E_SOURCE_CONFIG_BACKEND_GET_CLASS (backend);
extension_name = e_source_config_get_backend_extension_name (config);
extension = e_source_get_extension (scratch_source, extension_name);
e_source_backend_set_backend_name (extension, class->backend_name);
source_config_add_candidate (config, scratch_source, backend);
return FALSE; /* don't stop traversal */
}
static void
source_config_init_for_adding_source (ESourceConfig *config)
{
GList *list, *link;
ESourceRegistry *registry;
GTree *scratch_source_tree;
/* Candidates are drawn from two sources:
*
* ESourceConfigBackend classes that specify a fixed parent UID,
* meaning there exists one only possible parent source for any
* scratch source created by the backend. The fixed parent UID
* should be a built-in "stub" placeholder ("local-stub", etc).
*
* -and-
*
* Collection sources. We let ESourceConfig subclasses gather
* eligible collection sources to serve as parents for scratch
* sources. A scratch source is matched to a backend based on
* the collection's backend name. The "calendar-enabled" and
* "contacts-enabled" settings also factor into eligibility.
*/
/* Use a GTree instead of a GHashTable so inserted scratch
* sources automatically sort themselves by their parent's
* display name. */
scratch_source_tree = g_tree_new_full (
source_config_compare_sources, config,
(GDestroyNotify) g_object_unref,
(GDestroyNotify) g_object_unref);
registry = e_source_config_get_registry (config);
/* First pick out the backends with a fixed parent UID. */
list = g_hash_table_get_values (config->priv->backends);
for (link = list; link != NULL; link = g_list_next (link)) {
ESourceConfigBackend *backend;
ESourceConfigBackendClass *class;
ESource *scratch_source;
ESource *parent_source;
gboolean parent_is_disabled;
backend = E_SOURCE_CONFIG_BACKEND (link->data);
class = E_SOURCE_CONFIG_BACKEND_GET_CLASS (backend);
if (class->parent_uid == NULL)
continue;
/* Verify the fixed parent UID is valid. */
parent_source = e_source_registry_ref_source (
registry, class->parent_uid);
if (parent_source == NULL) {
g_warning (
"%s: %sClass specifies "
"an invalid parent_uid '%s'",
G_STRFUNC,
G_OBJECT_TYPE_NAME (backend),
class->parent_uid);
continue;
}
parent_is_disabled = !e_source_get_enabled (parent_source);
g_object_unref (parent_source);
/* It's unusual for a fixed parent source to be disabled.
* A user would have to go out of his way to do this, but
* we should honor it regardless. */
if (parent_is_disabled)
continue;
/* Some backends don't allow new sources to be created.
* The "contacts" calendar backend is one such example. */
if (!e_source_config_backend_allow_creation (backend))
continue;
scratch_source = e_source_new (NULL, NULL, NULL);
g_return_if_fail (scratch_source != NULL);
e_source_set_parent (scratch_source, class->parent_uid);
g_tree_insert (
scratch_source_tree,
g_object_ref (scratch_source),
g_object_ref (backend));
g_object_unref (scratch_source);
}
g_list_free (list);
/* Next gather eligible collection sources to serve as parents. */
list = e_source_config_list_eligible_collections (config);
for (link = list; link != NULL; link = g_list_next (link)) {
ESource *parent_source;
ESource *scratch_source;
ESourceBackend *extension;
ESourceConfigBackend *backend = NULL;
const gchar *backend_name;
const gchar *parent_uid;
parent_source = E_SOURCE (link->data);
parent_uid = e_source_get_uid (parent_source);
extension = e_source_get_extension (
parent_source, E_SOURCE_EXTENSION_COLLECTION);
backend_name = e_source_backend_get_backend_name (extension);
if (backend_name != NULL)
backend = g_hash_table_lookup (
config->priv->backends, backend_name);
if (backend == NULL)
continue;
/* Some backends disallow creating certain types of
* resources. For example, the Exchange Web Services
* backend disallows creating new memo lists. */
if (!e_source_config_backend_allow_creation (backend))
continue;
scratch_source = e_source_new (NULL, NULL, NULL);
g_return_if_fail (scratch_source != NULL);
e_source_set_parent (scratch_source, parent_uid);
g_tree_insert (
scratch_source_tree,
g_object_ref (scratch_source),
g_object_ref (backend));
g_object_unref (scratch_source);
}
g_list_free_full (list, (GDestroyNotify) g_object_unref);
/* XXX GTree doesn't get as much love as GHashTable.
* It's missing an equivalent to GHashTableIter. */
g_tree_foreach (
scratch_source_tree,
source_config_init_for_adding_source_foreach, config);
g_tree_unref (scratch_source_tree);
}
static void
source_config_init_for_editing_source (ESourceConfig *config)
{
ESource *original_source;
ESource *scratch_source;
ESourceBackend *extension;
ESourceConfigBackend *backend;
GDBusObject *dbus_object;
const gchar *backend_name;
const gchar *extension_name;
original_source = e_source_config_get_original_source (config);
g_return_if_fail (original_source != NULL);
extension_name = e_source_config_get_backend_extension_name (config);
extension = e_source_get_extension (original_source, extension_name);
backend_name = e_source_backend_get_backend_name (extension);
g_return_if_fail (backend_name != NULL);
backend = g_hash_table_lookup (config->priv->backends, backend_name);
g_return_if_fail (backend != NULL);
dbus_object = e_source_ref_dbus_object (original_source);
g_return_if_fail (dbus_object != NULL);
scratch_source = e_source_new (dbus_object, NULL, NULL);
g_return_if_fail (scratch_source != NULL);
source_config_add_candidate (config, scratch_source, backend);
g_object_unref (scratch_source);
g_object_unref (dbus_object);
}
static void
source_config_set_original_source (ESourceConfig *config,
ESource *original_source)
{
g_return_if_fail (config->priv->original_source == NULL);
if (original_source != NULL)
g_object_ref (original_source);
config->priv->original_source = original_source;
}
static void
source_config_set_registry (ESourceConfig *config,
ESourceRegistry *registry)
{
g_return_if_fail (E_IS_SOURCE_REGISTRY (registry));
g_return_if_fail (config->priv->registry == NULL);
config->priv->registry = g_object_ref (registry);
}
static void
source_config_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
switch (property_id) {
case PROP_ORIGINAL_SOURCE:
source_config_set_original_source (
E_SOURCE_CONFIG (object),
g_value_get_object (value));
return;
case PROP_REGISTRY:
source_config_set_registry (
E_SOURCE_CONFIG (object),
g_value_get_object (value));
return;
}
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
static void
source_config_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
switch (property_id) {
case PROP_COLLECTION_SOURCE:
g_value_set_object (
value,
e_source_config_get_collection_source (
E_SOURCE_CONFIG (object)));
return;
case PROP_COMPLETE:
g_value_set_boolean (
value,
e_source_config_check_complete (
E_SOURCE_CONFIG (object)));
return;
case PROP_ORIGINAL_SOURCE:
g_value_set_object (
value,
e_source_config_get_original_source (
E_SOURCE_CONFIG (object)));
return;
case PROP_REGISTRY:
g_value_set_object (
value,
e_source_config_get_registry (
E_SOURCE_CONFIG (object)));
return;
}
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
static void
source_config_dispose (GObject *object)
{
ESourceConfigPrivate *priv;
priv = E_SOURCE_CONFIG_GET_PRIVATE (object);
if (priv->original_source != NULL) {
g_object_unref (priv->original_source);
priv->original_source = NULL;
}
if (priv->collection_source != NULL) {
g_object_unref (priv->collection_source);
priv->collection_source = NULL;
}
if (priv->registry != NULL) {
g_object_unref (priv->registry);
priv->registry = NULL;
}
if (priv->type_label != NULL) {
g_object_unref (priv->type_label);
priv->type_label = NULL;
}
if (priv->type_combo != NULL) {
g_object_unref (priv->type_combo);
priv->type_combo = NULL;
}
if (priv->name_label != NULL) {
g_object_unref (priv->name_label);
priv->name_label = NULL;
}
if (priv->name_entry != NULL) {
g_object_unref (priv->name_entry);
priv->name_entry = NULL;
}
if (priv->backend_box != NULL) {
g_object_unref (priv->backend_box);
priv->backend_box = NULL;
}
if (priv->size_group != NULL) {
g_object_unref (priv->size_group);
priv->size_group = NULL;
}
g_hash_table_remove_all (priv->backends);
g_ptr_array_set_size (priv->candidates, 0);
/* Chain up to parent's dispose() method. */
G_OBJECT_CLASS (e_source_config_parent_class)->dispose (object);
}
static void
source_config_finalize (GObject *object)
{
ESourceConfigPrivate *priv;
priv = E_SOURCE_CONFIG_GET_PRIVATE (object);
g_hash_table_destroy (priv->backends);
g_ptr_array_free (priv->candidates, TRUE);
/* Chain up to parent's finalize() method. */
G_OBJECT_CLASS (e_source_config_parent_class)->finalize (object);
}
static void
source_config_constructed (GObject *object)
{
ESourceConfig *config;
ESourceRegistry *registry;
ESource *original_source;
ESource *collection_source = NULL;
config = E_SOURCE_CONFIG (object);
registry = e_source_config_get_registry (config);
original_source = e_source_config_get_original_source (config);
/* If we have an original source, see if it's part
* of a collection and note the collection source. */
if (original_source != NULL) {
const gchar *extension_name;
extension_name = E_SOURCE_EXTENSION_COLLECTION;
collection_source = e_source_registry_find_extension (
registry, original_source, extension_name);
config->priv->collection_source = collection_source;
}
if (original_source != NULL)
e_source_config_insert_widget (
config, NULL, _("Type:"),
config->priv->type_label);
else
e_source_config_insert_widget (
config, NULL, _("Type:"),
config->priv->type_combo);
/* If the original source is part of a collection then we assume
* the display name is server-assigned and not user-assigned, at
* least not assigned through Evolution. */
if (collection_source != NULL)
e_source_config_insert_widget (
config, NULL, _("Name:"),
config->priv->name_label);
else
e_source_config_insert_widget (
config, NULL, _("Name:"),
config->priv->name_entry);
source_config_init_backends (config);
}
static void
source_config_realize (GtkWidget *widget)
{
ESourceConfig *config;
ESource *original_source;
/* Chain up to parent's realize() method. */
GTK_WIDGET_CLASS (e_source_config_parent_class)->realize (widget);
/* Do this after constructed() so subclasses can fully
* initialize themselves before we add candidates. */
config = E_SOURCE_CONFIG (widget);
original_source = e_source_config_get_original_source (config);
if (original_source == NULL)
source_config_init_for_adding_source (config);
else
source_config_init_for_editing_source (config);
}
static GList *
source_config_list_eligible_collections (ESourceConfig *config)
{
ESourceRegistry *registry;
GQueue trash = G_QUEUE_INIT;
GList *list, *link;
const gchar *extension_name;
extension_name = E_SOURCE_EXTENSION_COLLECTION;
registry = e_source_config_get_registry (config);
list = e_source_registry_list_sources (registry, extension_name);
for (link = list; link != NULL; link = g_list_next (link)) {
ESource *source = E_SOURCE (link->data);
gboolean elligible;
elligible =
e_source_get_enabled (source) &&
e_source_get_remote_creatable (source);
if (!elligible)
g_queue_push_tail (&trash, link);
}
/* Remove ineligible collections from the list. */
while ((link = g_queue_pop_head (&trash)) != NULL) {
g_object_unref (link->data);
list = g_list_delete_link (list, link);
}
return list;
}
static void
source_config_init_candidate (ESourceConfig *config,
ESource *scratch_source)
{
g_object_bind_property (
scratch_source, "display-name",
config->priv->name_label, "label",
G_BINDING_SYNC_CREATE);
g_object_bind_property (
scratch_source, "display-name",
config->priv->name_entry, "text",
G_BINDING_BIDIRECTIONAL |
G_BINDING_SYNC_CREATE);
}
static gboolean
source_config_check_complete (ESourceConfig *config,
ESource *scratch_source)
{
GtkEntry *name_entry;
GtkComboBox *type_combo;
const gchar *text;
/* Make sure the Type: combo box has a valid item. */
type_combo = GTK_COMBO_BOX (config->priv->type_combo);
if (gtk_combo_box_get_active (type_combo) < 0)
return FALSE;
/* Make sure the Name: entry field is not empty. */
name_entry = GTK_ENTRY (config->priv->name_entry);
text = gtk_entry_get_text (name_entry);
if (text == NULL || *text == '\0')
return FALSE;
return TRUE;
}
static void
source_config_commit_changes (ESourceConfig *config,
ESource *scratch_source)
{
/* Placeholder so subclasses can safely chain up. */
}
static void
source_config_resize_window (ESourceConfig *config)
{
GtkWidget *toplevel;
/* Expand or shrink our parent window vertically to accommodate
* the newly selected backend's options. Some backends have tons
* of options, some have few. This avoids the case where you
* select a backend with tons of options and then a backend with
* few options and wind up with lots of unused vertical space. */
toplevel = gtk_widget_get_toplevel (GTK_WIDGET (config));
if (GTK_IS_WINDOW (toplevel)) {
GtkWindow *window = GTK_WINDOW (toplevel);
GtkAllocation allocation;
gtk_widget_get_allocation (toplevel, &allocation);
gtk_window_resize (window, allocation.width, 1);
}
}
static gboolean
source_config_check_complete_accumulator (GSignalInvocationHint *ihint,
GValue *return_accu,
const GValue *handler_return,
gpointer unused)
{
gboolean v_boolean;
/* Abort emission if a handler returns FALSE. */
v_boolean = g_value_get_boolean (handler_return);
g_value_set_boolean (return_accu, v_boolean);
return v_boolean;
}
static void
e_source_config_class_init (ESourceConfigClass *class)
{
GObjectClass *object_class;
GtkWidgetClass *widget_class;
g_type_class_add_private (class, sizeof (ESourceConfigPrivate));
object_class = G_OBJECT_CLASS (class);
object_class->set_property = source_config_set_property;
object_class->get_property = source_config_get_property;
object_class->dispose = source_config_dispose;
object_class->finalize = source_config_finalize;
object_class->constructed = source_config_constructed;
widget_class = GTK_WIDGET_CLASS (class);
widget_class->realize = source_config_realize;
class->list_eligible_collections =
source_config_list_eligible_collections;
class->init_candidate = source_config_init_candidate;
class->check_complete = source_config_check_complete;
class->commit_changes = source_config_commit_changes;
class->resize_window = source_config_resize_window;
g_object_class_install_property (
object_class,
PROP_COLLECTION_SOURCE,
g_param_spec_object (
"collection-source",
"Collection Source",
"The collection ESource to which "
"the ESource being edited belongs",
E_TYPE_SOURCE,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (
object_class,
PROP_COMPLETE,
g_param_spec_boolean (
"complete",
"Complete",
"Are the required fields complete?",
FALSE,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (
object_class,
PROP_ORIGINAL_SOURCE,
g_param_spec_object (
"original-source",
"Original Source",
"The original ESource",
E_TYPE_SOURCE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (
object_class,
PROP_REGISTRY,
g_param_spec_object (
"registry",
"Registry",
"Registry of ESources",
E_TYPE_SOURCE_REGISTRY,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
signals[CHECK_COMPLETE] = g_signal_new (
"check-complete",
G_TYPE_FROM_CLASS (class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (ESourceConfigClass, check_complete),
source_config_check_complete_accumulator, NULL,
e_marshal_BOOLEAN__OBJECT,
G_TYPE_BOOLEAN, 1,
E_TYPE_SOURCE);
signals[COMMIT_CHANGES] = g_signal_new (
"commit-changes",
G_TYPE_FROM_CLASS (class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (ESourceConfigClass, commit_changes),
NULL, NULL,
g_cclosure_marshal_VOID__OBJECT,
G_TYPE_NONE, 1,
E_TYPE_SOURCE);
signals[INIT_CANDIDATE] = g_signal_new (
"init-candidate",
G_TYPE_FROM_CLASS (class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (ESourceConfigClass, init_candidate),
NULL, NULL,
g_cclosure_marshal_VOID__OBJECT,
G_TYPE_NONE, 1,
E_TYPE_SOURCE);
signals[RESIZE_WINDOW] = g_signal_new (
"resize-window",
G_TYPE_FROM_CLASS (class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (ESourceConfigClass, resize_window),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
}
static void
e_source_config_init (ESourceConfig *config)
{
GPtrArray *candidates;
GtkSizeGroup *size_group;
PangoAttribute *attr;
PangoAttrList *attr_list;
GtkWidget *widget;
/* The candidates array holds scratch ESources, one for each
* item in the "type" combo box. Scratch ESources are never
* added to the registry, so backend extensions can make any
* changes they want to them. Whichever scratch ESource is
* "active" (selected in the "type" combo box) when the user
* clicks OK wins and is written to disk. The others are
* discarded. */
candidates = g_ptr_array_new_with_free_func (
(GDestroyNotify) source_config_free_candidate);
/* The size group is used for caption labels. */
size_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
gtk_box_set_spacing (GTK_BOX (config), 6);
gtk_orientable_set_orientation (
GTK_ORIENTABLE (config), GTK_ORIENTATION_VERTICAL);
config->priv = E_SOURCE_CONFIG_GET_PRIVATE (config);
config->priv->candidates = candidates;
config->priv->size_group = size_group;
attr_list = pango_attr_list_new ();
attr = pango_attr_weight_new (PANGO_WEIGHT_BOLD);
pango_attr_list_insert (attr_list, attr);
/* Either the source type combo box or the label is shown,
* never both. But we create both widgets and keep them
* both up-to-date because it makes the logic simpler. */
widget = gtk_label_new (NULL);
gtk_misc_set_alignment (GTK_MISC (widget), 0.0, 0.5);
gtk_label_set_attributes (GTK_LABEL (widget), attr_list);
config->priv->type_label = g_object_ref_sink (widget);
gtk_widget_show (widget);
widget = gtk_combo_box_text_new ();
config->priv->type_combo = g_object_ref_sink (widget);
gtk_widget_show (widget);
/* Similarly for the display name. Either the text entry
* or the label is shown, depending on whether the source
* is a collection member (new sources never are). */
widget = gtk_label_new (NULL);
gtk_misc_set_alignment (GTK_MISC (widget), 0.0, 0.5);
gtk_label_set_attributes (GTK_LABEL (widget), attr_list);
config->priv->name_label = g_object_ref_sink (widget);
gtk_widget_show (widget);
widget = gtk_entry_new ();
gtk_entry_set_activates_default (GTK_ENTRY (widget), TRUE);
config->priv->name_entry = g_object_ref_sink (widget);
gtk_widget_show (widget);
/* The backend box holds backend-specific options. Each backend
* gets a child widget. Only one child widget is visible at once. */
widget = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
gtk_box_pack_end (GTK_BOX (config), widget, TRUE, TRUE, 0);
config->priv->backend_box = g_object_ref (widget);
gtk_widget_show (widget);
pango_attr_list_unref (attr_list);
g_signal_connect (
config->priv->type_combo, "changed",
G_CALLBACK (source_config_type_combo_changed_cb), config);
}
GtkWidget *
e_source_config_new (ESourceRegistry *registry,
ESource *original_source)
{
g_return_val_if_fail (E_IS_SOURCE_REGISTRY (registry), NULL);
if (original_source != NULL)
g_return_val_if_fail (E_IS_SOURCE (original_source), NULL);
return g_object_new (
E_TYPE_SOURCE_CONFIG, "registry", registry,
"original-source", original_source, NULL);
}
void
e_source_config_insert_widget (ESourceConfig *config,
ESource *scratch_source,
const gchar *caption,
GtkWidget *widget)
{
GtkWidget *hbox;
GtkWidget *vbox;
GtkWidget *label;
g_return_if_fail (E_IS_SOURCE_CONFIG (config));
g_return_if_fail (GTK_IS_WIDGET (widget));
if (scratch_source == NULL)
vbox = GTK_WIDGET (config);
else
vbox = e_source_config_get_page (config, scratch_source);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, TRUE, 0);
g_object_bind_property (
widget, "visible",
hbox, "visible",
G_BINDING_SYNC_CREATE);
label = gtk_label_new (caption);
gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, TRUE, 0);
gtk_size_group_add_widget (config->priv->size_group, label);
gtk_widget_show (label);
gtk_box_pack_start (GTK_BOX (hbox), widget, TRUE, TRUE, 0);
}
GtkWidget *
e_source_config_get_page (ESourceConfig *config,
ESource *scratch_source)
{
Candidate *candidate;
GtkWidget *page = NULL;
GPtrArray *array;
gint index;
g_return_val_if_fail (E_IS_SOURCE_CONFIG (config), NULL);
g_return_val_if_fail (E_IS_SOURCE (scratch_source), NULL);
array = config->priv->candidates;
for (index = 0; page == NULL && index < array->len; index++) {
candidate = g_ptr_array_index (array, index);
if (e_source_equal (scratch_source, candidate->scratch_source))
page = candidate->page;
}
g_return_val_if_fail (GTK_IS_BOX (page), NULL);
return page;
}
const gchar *
e_source_config_get_backend_extension_name (ESourceConfig *config)
{
ESourceConfigClass *class;
g_return_val_if_fail (E_IS_SOURCE_CONFIG (config), NULL);
class = E_SOURCE_CONFIG_GET_CLASS (config);
g_return_val_if_fail (class->get_backend_extension_name != NULL, NULL);
return class->get_backend_extension_name (config);
}
GList *
e_source_config_list_eligible_collections (ESourceConfig *config)
{
ESourceConfigClass *class;
g_return_val_if_fail (E_IS_SOURCE_CONFIG (config), NULL);
class = E_SOURCE_CONFIG_GET_CLASS (config);
g_return_val_if_fail (class->list_eligible_collections != NULL, NULL);
return class->list_eligible_collections (config);
}
gboolean
e_source_config_check_complete (ESourceConfig *config)
{
Candidate *candidate;
gboolean complete;
g_return_val_if_fail (E_IS_SOURCE_CONFIG (config), FALSE);
candidate = source_config_get_active_candidate (config);
g_return_val_if_fail (candidate != NULL, FALSE);
g_signal_emit (
config, signals[CHECK_COMPLETE], 0,
candidate->scratch_source, &complete);
complete &= e_source_config_backend_check_complete (
candidate->backend, candidate->scratch_source);
/* XXX Emitting "notify::complete" may cause this function
* to be called repeatedly by signal handlers. The IF
* check below should break any recursive cycles. Not
* very efficient but I think we can live with it. */
if (complete != config->priv->complete) {
config->priv->complete = complete;
g_object_notify (G_OBJECT (config), "complete");
}
return complete;
}
ESource *
e_source_config_get_original_source (ESourceConfig *config)
{
g_return_val_if_fail (E_IS_SOURCE_CONFIG (config), NULL);
return config->priv->original_source;
}
ESource *
e_source_config_get_collection_source (ESourceConfig *config)
{
g_return_val_if_fail (E_IS_SOURCE_CONFIG (config), NULL);
return config->priv->collection_source;
}
ESourceRegistry *
e_source_config_get_registry (ESourceConfig *config)
{
g_return_val_if_fail (E_IS_SOURCE_CONFIG (config), NULL);
return config->priv->registry;
}
void
e_source_config_resize_window (ESourceConfig *config)
{
g_return_if_fail (E_IS_SOURCE_CONFIG (config));
g_signal_emit (config, signals[RESIZE_WINDOW], 0);
}
/* Helper for e_source_config_commit() */
static void
source_config_commit_cb (GObject *object,
GAsyncResult *result,
gpointer user_data)
{
GSimpleAsyncResult *simple;
GError *error = NULL;
simple = G_SIMPLE_ASYNC_RESULT (user_data);
e_source_registry_commit_source_finish (
E_SOURCE_REGISTRY (object), result, &error);
if (error != NULL)
g_simple_async_result_take_error (simple, error);
g_simple_async_result_complete (simple);
g_object_unref (simple);
}
void
e_source_config_commit (ESourceConfig *config,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
GSimpleAsyncResult *simple;
ESourceRegistry *registry;
Candidate *candidate;
g_return_if_fail (E_IS_SOURCE_CONFIG (config));
registry = e_source_config_get_registry (config);
candidate = source_config_get_active_candidate (config);
g_return_if_fail (candidate != NULL);
e_source_config_backend_commit_changes (
candidate->backend, candidate->scratch_source);
g_signal_emit (
config, signals[COMMIT_CHANGES], 0,
candidate->scratch_source);
simple = g_simple_async_result_new (
G_OBJECT (config), callback,
user_data, e_source_config_commit);
e_source_registry_commit_source (
registry, candidate->scratch_source,
cancellable, source_config_commit_cb, simple);
}
gboolean
e_source_config_commit_finish (ESourceConfig *config,
GAsyncResult *result,
GError **error)
{
GSimpleAsyncResult *simple;
g_return_val_if_fail (
g_simple_async_result_is_valid (
result, G_OBJECT (config),
e_source_config_commit), FALSE);
simple = G_SIMPLE_ASYNC_RESULT (result);
/* Assume success unless a GError is set. */
return !g_simple_async_result_propagate_error (simple, error);
}
void
e_source_config_add_refresh_interval (ESourceConfig *config,
ESource *scratch_source)
{
GtkWidget *widget;
GtkWidget *container;
ESourceExtension *extension;
const gchar *extension_name;
g_return_if_fail (E_IS_SOURCE_CONFIG (config));
g_return_if_fail (E_IS_SOURCE (scratch_source));
extension_name = E_SOURCE_EXTENSION_REFRESH;
extension = e_source_get_extension (scratch_source, extension_name);
widget = gtk_alignment_new (0.0, 0.5, 0.0, 0.0);
e_source_config_insert_widget (config, scratch_source, NULL, widget);
gtk_widget_show (widget);
container = widget;
widget = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
gtk_container_add (GTK_CONTAINER (container), widget);
gtk_widget_show (widget);
container = widget;
/* Translators: This is the first of a sequence of widgets:
* "Refresh every [NUMERIC_ENTRY] [TIME_UNITS_COMBO]" */
widget = gtk_label_new (_("Refresh every"));
gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
gtk_widget_show (widget);
widget = e_interval_chooser_new ();
gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
gtk_widget_show (widget);
g_object_bind_property (
extension, "interval-minutes",
widget, "interval-minutes",
G_BINDING_BIDIRECTIONAL |
G_BINDING_SYNC_CREATE);
}
void
e_source_config_add_secure_connection (ESourceConfig *config,
ESource *scratch_source)
{
GtkWidget *widget;
ESourceExtension *extension;
const gchar *extension_name;
const gchar *label;
g_return_if_fail (E_IS_SOURCE_CONFIG (config));
g_return_if_fail (E_IS_SOURCE (scratch_source));
extension_name = E_SOURCE_EXTENSION_SECURITY;
extension = e_source_get_extension (scratch_source, extension_name);
label = _("Use a secure connection");
widget = gtk_check_button_new_with_label (label);
e_source_config_insert_widget (config, scratch_source, NULL, widget);
gtk_widget_show (widget);
g_object_bind_property (
extension, "secure",
widget, "active",
G_BINDING_BIDIRECTIONAL |
G_BINDING_SYNC_CREATE);
}
static gboolean
secure_to_port_cb (GBinding *binding,
const GValue *source_value,
GValue *target_value,
gpointer user_data)
{
GObject *authentication_extension;
guint16 port;
authentication_extension = g_binding_get_target (binding);
g_object_get (authentication_extension, "port", &port, NULL);
if (port == 80 || port == 443 || port == 0)
port = g_value_get_boolean (source_value) ? 443 : 80;
g_value_set_uint (target_value, port);
return TRUE;
}
static gboolean
webdav_source_ssl_trust_to_sensitive_cb (GBinding *binding,
const GValue *source_value,
GValue *target_value,
gpointer user_data)
{
const gchar *ssl_trust = g_value_get_string (source_value);
g_value_set_boolean (target_value, ssl_trust && *ssl_trust);
return TRUE;
}
static void
webdav_unset_ssl_trust_clicked_cb (GtkWidget *button,
ESourceWebdav *extension)
{
e_source_webdav_set_ssl_trust (extension, NULL);
}
void
e_source_config_add_secure_connection_for_webdav (ESourceConfig *config,
ESource *scratch_source)
{
GtkWidget *widget1;
GtkWidget *widget2;
ESourceExtension *extension;
ESourceAuthentication *authentication_extension;
const gchar *extension_name;
const gchar *label;
g_return_if_fail (E_IS_SOURCE_CONFIG (config));
g_return_if_fail (E_IS_SOURCE (scratch_source));
extension_name = E_SOURCE_EXTENSION_SECURITY;
extension = e_source_get_extension (scratch_source, extension_name);
label = _("Use a secure connection");
widget1 = gtk_check_button_new_with_label (label);
e_source_config_insert_widget (config, scratch_source, NULL, widget1);
gtk_widget_show (widget1);
g_object_bind_property (
extension, "secure",
widget1, "active",
G_BINDING_BIDIRECTIONAL |
G_BINDING_SYNC_CREATE);
extension_name = E_SOURCE_EXTENSION_AUTHENTICATION;
authentication_extension = e_source_get_extension (scratch_source, extension_name);
g_object_bind_property_full (
extension, "secure",
authentication_extension, "port",
G_BINDING_DEFAULT,
secure_to_port_cb,
NULL, NULL, NULL);
extension_name = E_SOURCE_EXTENSION_WEBDAV_BACKEND;
extension = e_source_get_extension (scratch_source, extension_name);
widget2 = gtk_button_new_with_mnemonic (_("Unset _trust for SSL certificate"));
gtk_widget_set_margin_left (widget2, 24);
e_source_config_insert_widget (config, scratch_source, NULL, widget2);
gtk_widget_show (widget2);
g_object_bind_property_full (
extension, "ssl-trust",
widget2, "sensitive",
G_BINDING_SYNC_CREATE,
webdav_source_ssl_trust_to_sensitive_cb,
NULL, NULL, NULL);
g_signal_connect (widget2, "clicked", G_CALLBACK (webdav_unset_ssl_trust_clicked_cb), extension);
}
void
e_source_config_add_user_entry (ESourceConfig *config,
ESource *scratch_source)
{
GtkWidget *widget;
ESource *original_source;
ESourceExtension *extension;
const gchar *extension_name;
g_return_if_fail (E_IS_SOURCE_CONFIG (config));
g_return_if_fail (E_IS_SOURCE (scratch_source));
extension_name = E_SOURCE_EXTENSION_AUTHENTICATION;
extension = e_source_get_extension (scratch_source, extension_name);
original_source = e_source_config_get_original_source (config);
widget = gtk_entry_new ();
e_source_config_insert_widget (
config, scratch_source, _("User"), widget);
gtk_widget_show (widget);
g_object_bind_property (
extension, "user",
widget, "text",
G_BINDING_BIDIRECTIONAL |
G_BINDING_SYNC_CREATE);
/* If this is a new data source, initialize the
* GtkEntry to the user name of the current user. */
if (original_source == NULL)
gtk_entry_set_text (GTK_ENTRY (widget), g_get_user_name ());
}
