/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 2014 Olaf Wintermann. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef TEXT_H
#define TEXT_H
#include "../ui/text.h"
#include "toolkit.h"
#include <ucx/list.h>
#ifdef __cplusplus
extern "C" {
#endif
#define UI_TEXTBUF_INSERT 0
#define UI_TEXTBUF_DELETE 1
typedef struct UiTextBufOp {
int type; // UI_TEXTBUF_INSERT, UI_TEXTBUF_DELETE
int start;
int end;
int len;
char *text;
} UiTextBufOp;
typedef struct UiUndoMgr {
UcxList *begin;
UcxList *cur;
int length;
int event;
} UiUndoMgr;
typedef struct UiTextArea {
UiContext *ctx;
int last_selection_state;
} UiTextArea;
char* ui_textarea_get(UiText *text);
void ui_textarea_set(UiText *text, char *str);
char* ui_textarea_getsubstr(UiText *text, int begin, int end);
void ui_textarea_insert(UiText *text, int pos, char *str);
void ui_textarea_setposition(UiText *text, int pos);
int ui_textarea_position(UiText *text);
void ui_textarea_selection(UiText *text, int *begin, int *end);
int ui_textarea_length(UiText *text);
UiUndoMgr* ui_create_undomgr();
void ui_text_selection_callback(
Widget widget,
UiTextArea *textarea,
XtPointer data);
void ui_text_modify_callback(Widget widget, UiVar *var, XtPointer data);
int ui_check_insertstr(char *oldstr, int oldlen, char *newstr, int newlen);
void ui_free_textbuf_op(UiTextBufOp *op);
char* ui_textfield_get(UiString *str);
void ui_textfield_set(UiString *str, char *value);
#ifdef __cplusplus
}
#endif
#endif /* TEXT_H */