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/*
* Copyright (C) 2012-2025 Robin Haberkorn
*
* 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/>.
*/
#pragma once
#include <glib.h>
#include "sciteco.h"
#include "undo.h"
#include "qreg.h"
#include "view.h"
#include "parser.h"
#include "list.h"
typedef enum {
TECO_BUFFER_CLEAN = 0,
/** buffer modified */
TECO_BUFFER_DIRTY,
/** buffer modified and recovery file already written */
TECO_BUFFER_DIRTY_DUMPED
} teco_buffer_state_t;
typedef struct teco_buffer_t {
teco_tailq_entry_t entry;
teco_view_t *view;
gchar *filename;
/**
* A teco_buffer_state_t.
* This is still a guint, so you can call teco_undo_guint().
*/
guint state;
} teco_buffer_t;
/** @memberof teco_buffer_t */
static inline teco_buffer_t *
teco_buffer_next(teco_buffer_t *ctx)
{
return (teco_buffer_t *)ctx->entry.next;
}
/** @memberof teco_buffer_t */
static inline teco_buffer_t *
teco_buffer_prev(teco_buffer_t *ctx)
{
return (teco_buffer_t *)ctx->entry.prev->prev->next;
}
void teco_buffer_edit(teco_buffer_t *ctx);
void teco_buffer_undo_edit(teco_buffer_t *ctx);
extern teco_buffer_t *teco_ring_current;
teco_buffer_t *teco_ring_first(void);
teco_buffer_t *teco_ring_last(void);
teco_int_t teco_ring_get_id(teco_buffer_t *buffer);
teco_buffer_t *teco_ring_find_by_name(const gchar *filename);
teco_buffer_t *teco_ring_find_by_id(teco_int_t id);
#define teco_ring_find(X) \
(_Generic((X), gchar * : teco_ring_find_by_name, \
const gchar * : teco_ring_find_by_name, \
teco_int_t : teco_ring_find_by_id)(X))
void teco_ring_dirtify(void);
guint teco_ring_get_first_dirty(void);
gboolean teco_ring_save_all_dirty_buffers(GError **error);
extern guint teco_ring_recovery_interval;
void teco_ring_dump_recovery(void);
gboolean teco_ring_edit_by_name(const gchar *filename, GError **error);
gboolean teco_ring_edit_by_id(teco_int_t id, GError **error);
#define teco_ring_edit(X, ERROR) \
(_Generic((X), gchar * : teco_ring_edit_by_name, \
const gchar * : teco_ring_edit_by_name, \
teco_int_t : teco_ring_edit_by_id)((X), (ERROR)))
static inline void
teco_ring_undo_edit(void)
{
teco_undo_ptr(teco_qreg_current);
teco_undo_ptr(teco_ring_current);
teco_buffer_undo_edit(teco_ring_current);
}
gboolean teco_ring_close(teco_buffer_t *buffer, GError **error);
void teco_ring_undo_close(void);
void teco_ring_set_scintilla_undo(gboolean state);
void teco_ring_cleanup(void);
/*
* Command states
*/
extern teco_state_t teco_state_edit_file;
extern teco_state_t teco_state_save_file;
extern teco_state_t teco_state_read_file;
void teco_state_ecommand_close(teco_machine_main_t *ctx, GError **error);
/*
* Helper functions applying to any current
* document (whether a buffer or QRegister).
* There's currently no better place to put them.
*/
static inline gboolean
teco_current_doc_undo_edit(GError **error)
{
if (!teco_qreg_current) {
teco_ring_undo_edit();
return TRUE;
}
teco_undo_ptr(teco_qreg_current);
return teco_qreg_current->vtable->undo_edit(teco_qreg_current, error);
}
static inline gboolean
teco_current_doc_must_undo(void)
{
/*
* If there's no currently edited Q-Register
* we must be editing the current buffer
*/
return !teco_qreg_current || teco_qreg_current->must_undo;
}
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