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/* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup pythonintern
*
* This file extends the text editor with C/Python API methods and attributes.
*/
#include <Python.h>
#include "DNA_text_types.h"
#include "MEM_guardedalloc.h"
#include "WM_api.h"
#include "BKE_text.h"
#include "bpy_capi_utils.h"
#include "bpy_rna.h"
#include "bpy_rna_text.h"
/* -------------------------------------------------------------------- */
/** \name Data structures.
* \{ */
/**
* Struct representing a selection which is extracted from Python arguments.
*/
typedef struct TextRegion {
int curl;
int curc;
int sell;
int selc;
} TextRegion;
/* -------------------------------------------------------------------- */
/** \name Text Editor Get / Set region text API
* \{ */
PyDoc_STRVAR(bpy_rna_region_as_string_doc,
".. method:: region_as_string(range=None)\n"
"\n"
" :arg range: The region of text to be returned, "
"defaulting to the selection when no range is passed.\n"
" Each int pair represents a line and column: "
"((start_line, start_column), (end_line, end_column))\n"
" The values match Python's slicing logic "
"(negative values count backwards from the end, the end value is not inclusive).\n"
" :type range: Two pairs of ints\n"
" :return: The specified region as a string.\n"
" :rtype: str.\n");
/* Receive a Python Tuple as parameter to represent the region range. */
static PyObject *bpy_rna_region_as_string(PyObject *self, PyObject *args)
{
BPy_StructRNA *pyrna = (BPy_StructRNA *)self;
Text *text = pyrna->ptr.data;
/* Parse the region range. */
TextRegion region;
if (!PyArg_ParseTuple(
args, "|((ii)(ii))", ®ion.curl, ®ion.curc, ®ion.sell, ®ion.selc)) {
return NULL;
}
if (PyTuple_GET_SIZE(args) > 0) {
txt_sel_set(text, region.curl, region.curc, region.sell, region.selc);
}
/* Return an empty string if there is no selection. */
if (!txt_has_sel(text)) {
return PyUnicode_FromString("");
}
char *buf = txt_sel_to_buf(text, NULL);
PyObject *sel_text = PyUnicode_FromString(buf);
MEM_freeN(buf);
/* Return the selected text. */
return sel_text;
}
PyMethodDef BPY_rna_region_as_string_method_def = {
"region_as_string",
(PyCFunction)bpy_rna_region_as_string,
METH_VARARGS | METH_KEYWORDS,
bpy_rna_region_as_string_doc,
};
PyDoc_STRVAR(bpy_rna_region_from_string_doc,
".. method:: region_from_string(body, range=None)\n"
"\n"
" :arg body: The text to be inserted.\n"
" :type body: str\n"
" :arg range: The region of text to be returned, "
"defaulting to the selection when no range is passed.\n"
" Each int pair represents a line and column: "
"((start_line, start_column), (end_line, end_column))\n"
" The values match Python's slicing logic "
"(negative values count backwards from the end, the end value is not inclusive).\n"
" :type range: Two pairs of ints\n");
static PyObject *bpy_rna_region_from_string(PyObject *self, PyObject *args)
{
BPy_StructRNA *pyrna = (BPy_StructRNA *)self;
Text *text = pyrna->ptr.data;
/* Parse the region range. */
const char *buf;
TextRegion region;
if (!PyArg_ParseTuple(
args, "s|((ii)(ii))", &buf, ®ion.curl, ®ion.curc, ®ion.sell, ®ion.selc)) {
return NULL;
}
if (PyTuple_GET_SIZE(args) > 1) {
txt_sel_set(text, region.curl, region.curc, region.sell, region.selc);
}
/* Set the selected text. */
txt_insert_buf(text, buf);
/* Update the text editor. */
WM_main_add_notifier(NC_TEXT | NA_EDITED, text);
Py_RETURN_NONE;
}
PyMethodDef BPY_rna_region_from_string_method_def = {
"region_from_string",
(PyCFunction)bpy_rna_region_from_string,
METH_VARARGS,
bpy_rna_region_from_string_doc,
};
/** \} */
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