ui/winui/util.cpp

Sun, 29 Sep 2024 15:55:56 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sun, 29 Sep 2024 15:55:56 +0200
branch
newapi
changeset 314
d96ba820083a
parent 224
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permissions
-rw-r--r--

implement file dialog for gtk4

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1 #include "pch.h"
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3 #include "util.h"
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4
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5 #include <stdlib.h>
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7
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8 wchar_t* str2wstr(const char* str, int* newlen) {
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9 size_t len = strlen(str);
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10
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11 return str2wstr_len(str, len, newlen);
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12 }
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13
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14 wchar_t* str2wstr_len(const char* str, size_t len, int* newlen) {
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15 wchar_t* wstr = (wchar_t*)calloc(len + 1, sizeof(wchar_t));
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16 int wlen = MultiByteToWideChar(
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17 CP_UTF8,
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18 0,
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19 str,
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20 len,
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21 wstr,
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22 len + 1
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23 );
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24 if (newlen) {
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25 *newlen = wlen;
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26 }
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27 wstr[wlen] = 0;
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28
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29 return wstr;
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30 }
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31
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32 char* wchar2utf8(const wchar_t* wstr, size_t wlen) {
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33 size_t maxlen = wlen * 4;
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34 char* ret = (char*)malloc(maxlen + 1);
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35 int ret_len = WideCharToMultiByte(
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36 CP_UTF8,
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37 0,
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38 wstr,
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39 wlen,
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40 ret,
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41 maxlen,
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42 NULL,
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43 NULL);
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44 ret[ret_len] = 0;
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45 return ret;
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46 }

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