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/* foundry-text-buffer.h
*
* Copyright 2024 Christian Hergert <chergert@redhat.com>
*
* This library 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 2.1 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
* Lesser 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: LGPL-2.1-or-later
*/
#pragma once
#include <libdex.h>
#include "foundry-types.h"
#include "foundry-version-macros.h"
G_BEGIN_DECLS
#define FOUNDRY_TYPE_TEXT_BUFFER (foundry_text_buffer_get_type())
#define FOUNDRY_TYPE_TEXT_BUFFER_COMMIT_NOTIFY_FLAGS (foundry_text_buffer_commit_notify_flags_get_type())
/**
* FoundryTextBufferNotifyFlags:
* @FOUNDRY_TEXT_BUFFER_NOTIFY_BEFORE_INSERT: Be notified before text
* is inserted into the underlying buffer.
* @FOUNDRY_TEXT_BUFFER_NOTIFY_AFTER_INSERT: Be notified after text
* has been inserted into the underlying buffer.
* @FOUNDRY_TEXT_BUFFER_NOTIFY_BEFORE_DELETE: Be notified before text
* is deleted from the underlying buffer.
* @FOUNDRY_TEXT_BUFFER_NOTIFY_AFTER_DELETE: Be notified after text
* has been deleted from the underlying buffer.
*
* Since: 1.1
*/
typedef enum _FoundryTextBufferNotifyFlags
{
FOUNDRY_TEXT_BUFFER_NOTIFY_BEFORE_INSERT = 1 << 0,
FOUNDRY_TEXT_BUFFER_NOTIFY_AFTER_INSERT = 1 << 1,
FOUNDRY_TEXT_BUFFER_NOTIFY_BEFORE_DELETE = 1 << 2,
FOUNDRY_TEXT_BUFFER_NOTIFY_AFTER_DELETE = 1 << 3,
} FoundryTextBufferNotifyFlags;
/**
* FoundryTextBufferCommitNotify:
* @buffer: the text buffer being notified
* @flags: the type of commit notification
* @position: the position of the text operation
* @length: the length of the text operation in characters
* @user_data: (closure): user data passed to the callback
*
* This callback maps to the same semantics as in GTK.
*
* Since: 1.1
*/
typedef void (*FoundryTextBufferCommitNotify) (FoundryTextBuffer *buffer,
FoundryTextBufferNotifyFlags flags,
guint position,
guint length,
gpointer user_data);
FOUNDRY_AVAILABLE_IN_ALL
G_DECLARE_INTERFACE (FoundryTextBuffer, foundry_text_buffer, FOUNDRY, TEXT_BUFFER, GObject)
struct _FoundryTextBufferInterface
{
GTypeInterface parent_iface;
GBytes *(*dup_contents) (FoundryTextBuffer *self);
char *(*dup_language_id) (FoundryTextBuffer *self);
DexFuture *(*settle) (FoundryTextBuffer *self);
gboolean (*apply_edit) (FoundryTextBuffer *self,
FoundryTextEdit *edit);
void (*iter_init) (FoundryTextBuffer *self,
FoundryTextIter *iter);
gint64 (*get_change_count) (FoundryTextBuffer *self);
guint (*add_commit_notify) (FoundryTextBuffer *self,
FoundryTextBufferNotifyFlags flags,
FoundryTextBufferCommitNotify commit_notify,
gpointer user_data,
GDestroyNotify destroy);
void (*remove_commit_notify) (FoundryTextBuffer *self,
guint commit_notify_handler);
};
FOUNDRY_AVAILABLE_IN_1_1
GType foundry_text_buffer_notify_flags_get_type (void) G_GNUC_CONST;
FOUNDRY_AVAILABLE_IN_ALL
GBytes *foundry_text_buffer_dup_contents (FoundryTextBuffer *self);
FOUNDRY_AVAILABLE_IN_ALL
char *foundry_text_buffer_dup_language_id (FoundryTextBuffer *self);
FOUNDRY_AVAILABLE_IN_ALL
DexFuture *foundry_text_buffer_settle (FoundryTextBuffer *self) G_GNUC_WARN_UNUSED_RESULT;
FOUNDRY_AVAILABLE_IN_ALL
gboolean foundry_text_buffer_apply_edit (FoundryTextBuffer *self,
FoundryTextEdit *edit);
FOUNDRY_AVAILABLE_IN_ALL
void foundry_text_buffer_get_start_iter (FoundryTextBuffer *self,
FoundryTextIter *iter);
FOUNDRY_AVAILABLE_IN_1_1
void foundry_text_buffer_get_iter_at_offset (FoundryTextBuffer *self,
FoundryTextIter *iter,
gsize offset);
FOUNDRY_AVAILABLE_IN_ALL
void foundry_text_buffer_emit_changed (FoundryTextBuffer *self);
FOUNDRY_AVAILABLE_IN_ALL
gint64 foundry_text_buffer_get_change_count (FoundryTextBuffer *self);
FOUNDRY_AVAILABLE_IN_1_1
guint foundry_text_buffer_add_commit_notify (FoundryTextBuffer *self,
FoundryTextBufferNotifyFlags flags,
FoundryTextBufferCommitNotify commit_notify,
gpointer user_data,
GDestroyNotify destroy);
FOUNDRY_AVAILABLE_IN_1_1
void foundry_text_buffer_remove_commit_notify (FoundryTextBuffer *self,
guint commit_notify_handler);
G_END_DECLS
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