gem-graph-client/libide/foundry/ide-config-provider.c

398 lines
13 KiB
C

/* ide-config-provider.c
*
* Copyright 2016 Matthew Leeds <mleeds@redhat.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#define G_LOG_DOMAIN "ide-config-provider"
#include "config.h"
#include "ide-config.h"
#include "ide-config-manager.h"
#include "ide-config-provider.h"
G_DEFINE_INTERFACE (IdeConfigProvider, ide_config_provider, IDE_TYPE_OBJECT)
enum {
ADDED,
REMOVED,
N_SIGNALS
};
static guint signals [N_SIGNALS];
static void
ide_config_provider_real_load_async (IdeConfigProvider *self,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
g_assert (IDE_IS_MAIN_THREAD ());
g_assert (IDE_IS_CONFIG_PROVIDER (self));
g_assert (!cancellable || G_IS_CANCELLABLE (cancellable));
g_task_report_new_error (self, callback, user_data,
ide_config_provider_real_load_async,
G_IO_ERROR,
G_IO_ERROR_NOT_SUPPORTED,
"%s does not implement load_async",
G_OBJECT_TYPE_NAME (self));
}
static gboolean
ide_config_provider_real_load_finish (IdeConfigProvider *self,
GAsyncResult *result,
GError **error)
{
g_assert (IDE_IS_MAIN_THREAD ());
g_assert (IDE_IS_CONFIG_PROVIDER (self));
g_assert (G_IS_TASK (result));
g_assert (g_task_is_valid (G_TASK (result), self));
return g_task_propagate_boolean (G_TASK (self), error);
}
static void
ide_config_provider_real_duplicate (IdeConfigProvider *self,
IdeConfig *config)
{
g_assert (IDE_IS_MAIN_THREAD ());
g_assert (IDE_IS_CONFIG_PROVIDER (self));
g_assert (IDE_IS_CONFIG (config));
}
static void
ide_config_provider_real_unload (IdeConfigProvider *self)
{
g_assert (IDE_IS_MAIN_THREAD ());
g_assert (IDE_IS_CONFIG_PROVIDER (self));
}
static void
ide_config_provider_real_save_async (IdeConfigProvider *self,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
g_assert (IDE_IS_MAIN_THREAD ());
g_assert (IDE_IS_CONFIG_PROVIDER (self));
g_assert (!cancellable || G_IS_CANCELLABLE (cancellable));
g_task_report_new_error (self, callback, user_data,
ide_config_provider_real_save_async,
G_IO_ERROR,
G_IO_ERROR_NOT_SUPPORTED,
"%s does not implement save_async",
G_OBJECT_TYPE_NAME (self));
}
static gboolean
ide_config_provider_real_save_finish (IdeConfigProvider *self,
GAsyncResult *result,
GError **error)
{
g_assert (IDE_IS_MAIN_THREAD ());
g_assert (IDE_IS_CONFIG_PROVIDER (self));
g_assert (G_IS_TASK (result));
g_assert (g_task_is_valid (G_TASK (result), self));
return g_task_propagate_boolean (G_TASK (self), error);
}
static void
ide_config_provider_default_init (IdeConfigProviderInterface *iface)
{
iface->load_async = ide_config_provider_real_load_async;
iface->load_finish = ide_config_provider_real_load_finish;
iface->duplicate = ide_config_provider_real_duplicate;
iface->unload = ide_config_provider_real_unload;
iface->save_async = ide_config_provider_real_save_async;
iface->save_finish = ide_config_provider_real_save_finish;
/**
* IdeConfigProvider:added:
* @self: an #IdeConfigProvider
* @config: an #IdeConfig
*
* The "added" signal is emitted when a configuration
* has been added to a configuration provider.
*
* Since: 3.32
*/
signals [ADDED] =
g_signal_new ("added",
G_TYPE_FROM_INTERFACE (iface),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (IdeConfigProviderInterface, added),
NULL, NULL,
g_cclosure_marshal_VOID__OBJECT,
G_TYPE_NONE, 1, IDE_TYPE_CONFIG);
g_signal_set_va_marshaller (signals [ADDED],
G_TYPE_FROM_INTERFACE (iface),
g_cclosure_marshal_VOID__OBJECTv);
/**
* IdeConfigProvider:removed:
* @self: an #IdeConfigProvider
* @config: an #IdeConfig
*
* The "removed" signal is emitted when a configuration
* has been removed from a configuration provider.
*
* Since: 3.32
*/
signals [REMOVED] =
g_signal_new ("removed",
G_TYPE_FROM_INTERFACE (iface),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (IdeConfigProviderInterface, removed),
NULL, NULL,
g_cclosure_marshal_VOID__OBJECT,
G_TYPE_NONE, 1, IDE_TYPE_CONFIG);
g_signal_set_va_marshaller (signals [REMOVED],
G_TYPE_FROM_INTERFACE (iface),
g_cclosure_marshal_VOID__OBJECTv);
}
/**
* ide_config_provider_load_async:
* @self: a #IdeConfigProvider
* @cancellable: (nullable): a #GCancellable or %NULL
* @callback: a callback to execute upon completion
* @user_data: closure data for @callback
*
* This function is called to initialize the configuration provider after
* the plugin instance has been created. The provider should locate any
* build configurations within the project and call
* ide_config_provider_emit_added() before completing the
* asynchronous function so that the configuration manager may be made
* aware of the configurations.
*
* Since: 3.32
*/
void
ide_config_provider_load_async (IdeConfigProvider *self,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
g_return_if_fail (IDE_IS_MAIN_THREAD ());
g_return_if_fail (IDE_IS_CONFIG_PROVIDER (self));
g_return_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable));
IDE_CONFIG_PROVIDER_GET_IFACE (self)->load_async (self, cancellable, callback, user_data);
}
/**
* ide_config_provider_load_finish:
* @self: a #IdeConfigProvider
* @result: a #GAsyncResult
* @error: a location for a #GError, or %NULL
*
* Completes an asynchronous request to ide_config_provider_load_async().
*
* Returns: %TRUE if successful; otherwise %FALSE and @error is set.
*
* Since: 3.32
*/
gboolean
ide_config_provider_load_finish (IdeConfigProvider *self,
GAsyncResult *result,
GError **error)
{
g_return_val_if_fail (IDE_IS_MAIN_THREAD (), FALSE);
g_return_val_if_fail (IDE_IS_CONFIG_PROVIDER (self), FALSE);
g_return_val_if_fail (G_IS_ASYNC_RESULT (result), FALSE);
return IDE_CONFIG_PROVIDER_GET_IFACE (self)->load_finish (self, result, error);
}
/**
* ide_config_provider_unload:
* @self: a #IdeConfigProvider
*
* Requests that the configuration provider unload any state. This is called
* shortly before the configuration provider is finalized.
*
* Implementations of #IdeConfigProvider should emit removed
* for every configuration they have registered so that the
* #IdeConfigManager has correct information.
*
* Since: 3.32
*/
void
ide_config_provider_unload (IdeConfigProvider *self)
{
g_return_if_fail (IDE_IS_MAIN_THREAD ());
g_return_if_fail (IDE_IS_CONFIG_PROVIDER (self));
IDE_CONFIG_PROVIDER_GET_IFACE (self)->unload (self);
}
/**
* ide_config_provider_save_async:
* @self: a #IdeConfigProvider
* @cancellable: (nullable): a #GCancellable or %NULL
* @callback: a callback to execute upon completion
* @user_data: closure data for @callback
*
* This function is called to request that the configuration provider
* persist any changed configurations back to disk.
*
* This function will be called before unloading the configuration provider
* so that it has a chance to persist any outstanding changes.
*
* Since: 3.32
*/
void
ide_config_provider_save_async (IdeConfigProvider *self,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
g_return_if_fail (IDE_IS_MAIN_THREAD ());
g_return_if_fail (IDE_IS_CONFIG_PROVIDER (self));
g_return_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable));
IDE_CONFIG_PROVIDER_GET_IFACE (self)->save_async (self, cancellable, callback, user_data);
}
/**
* ide_config_provider_save_finish:
* @self: a #IdeConfigProvider
* @result: a #GAsyncResult
* @error: a location for a #GError, or %NULL
*
* Completes an asynchronous request to ide_config_provider_save_async().
*
* Returns: %TRUE if successful; otherwise %FALSE and @error is set.
*
* Since: 3.32
*/
gboolean
ide_config_provider_save_finish (IdeConfigProvider *self,
GAsyncResult *result,
GError **error)
{
g_return_val_if_fail (IDE_IS_MAIN_THREAD (), FALSE);
g_return_val_if_fail (IDE_IS_CONFIG_PROVIDER (self), FALSE);
g_return_val_if_fail (G_IS_ASYNC_RESULT (result), FALSE);
return IDE_CONFIG_PROVIDER_GET_IFACE (self)->save_finish (self, result, error);
}
/**
* ide_config_provider_emit_added:
* @self: an #IdeConfigProvider
* @config: an #IdeConfig
*
* #IdeConfigProvider implementations should call this function with
* a @config when it has discovered a new configuration.
*
* Since: 3.32
*/
void
ide_config_provider_emit_added (IdeConfigProvider *self,
IdeConfig *config)
{
g_return_if_fail (IDE_IS_CONFIG_PROVIDER (self));
g_return_if_fail (IDE_IS_CONFIG (config));
g_signal_emit (self, signals [ADDED], 0, config);
}
/**
* ide_config_provider_emit_removed:
* @self: an #IdeConfigProvider
* @config: an #IdeConfig
*
* #IdeConfigProvider implementations should call this function with
* a @config when it has discovered it was removed.
*
* Since: 3.32
*/
void
ide_config_provider_emit_removed (IdeConfigProvider *self,
IdeConfig *config)
{
g_return_if_fail (IDE_IS_CONFIG_PROVIDER (self));
g_return_if_fail (IDE_IS_CONFIG (config));
g_signal_emit (self, signals [REMOVED], 0, config);
}
/**
* ide_config_provider_delete:
* @self: a #IdeConfigProvider
* @config: an #IdeConfig owned by the provider
*
* Requests that the configuration provider delete the configuration.
*
* ide_config_provider_save_async() will be called by the
* #IdeConfigManager after calling this function.
*
* Since: 3.32
*/
void
ide_config_provider_delete (IdeConfigProvider *self,
IdeConfig *config)
{
g_return_if_fail (IDE_IS_MAIN_THREAD ());
g_return_if_fail (IDE_IS_CONFIG_PROVIDER (self));
g_return_if_fail (IDE_IS_CONFIG (config));
if (IDE_CONFIG_PROVIDER_GET_IFACE (self)->delete)
IDE_CONFIG_PROVIDER_GET_IFACE (self)->delete (self, config);
else
g_warning ("Cannot delete configuration %s",
ide_config_get_id (config));
}
/**
* ide_config_provider_duplicate:
* @self: an #IdeConfigProvider
* @config: an #IdeConfig
*
* Requests that the configuration provider duplicate the configuration.
*
* This is useful when the user wants to experiment with alternate settings
* without breaking a previous configuration.
*
* The configuration provider does not need to persist the configuration
* in this function, ide_config_provider_save_async() will be called
* afterwards to persist configurations to disk.
*
* It is expected that the #IdeConfigProvider will emit
* #IdeConfigProvider::added with the new configuration.
*
* Since: 3.32
*/
void
ide_config_provider_duplicate (IdeConfigProvider *self,
IdeConfig *config)
{
g_return_if_fail (IDE_IS_MAIN_THREAD ());
g_return_if_fail (IDE_IS_CONFIG_PROVIDER (self));
g_return_if_fail (IDE_IS_CONFIG (config));
IDE_CONFIG_PROVIDER_GET_IFACE (self)->duplicate (self, config);
}