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SDL2: readline.c uses SDL_TEXTINPUT unicode input text

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This commit is contained in:
Thomas Bernard
2018-06-19 14:18:12 +02:00
parent 501ce2a4ad
commit aa73e76e67
3 changed files with 92 additions and 3 deletions
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71
src/readline.c
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@@ -777,10 +777,77 @@ byte Readline_ex_unicode(word x_pos,word y_pos,char * str,word * str_unicode,byt
goto affichage;
}
} while(input_key==0);
} while(input_key==0
#if defined(USE_SDL2)
&& Key_Text[0] == '\0'
#endif
);
}
Hide_cursor();
#if defined(USE_SDL2)
if (Key_Text[0] != 0)
{
word unicode_text[32];
int i;
#if defined(ENABLE_FILENAMES_ICONV)
char * input = Key_Text;
size_t inbytesleft = strlen(Key_Text);
char * output = (char *)unicode_text;
size_t outbytesleft = sizeof(unicode_text) - 2;
size_t r = iconv(cd_utf16, &input, &inbytesleft, &output, &outbytesleft);
if (r != (size_t)-1)
{
output[1] = output[0] = '\0';
}
else
{
Warning("Unicode conversion of input text failed");
unicode_text[0] = 0;
}
#else
int j;
for (i = 0, j = 0; i < sizeof(Key_Text) && Key_Text[i] != '\0'; i++)
if (Key_Text[i] < 128) unicode_text[j++] = Key_Text[i];
unicode_text[j++] = 0;
#endif
for (i = 0; unicode_text[i] != 0 && size < max_size; i++)
{
// Si la touche était autorisée...
byte is_authorized = Valid_character(unicode_text[i], input_type);
if (is_authorized == 1 || (is_authorized == 2 && position == 0 && str[position] != '-'))
{
// ... alors on l'insère ...
if (str_unicode != NULL)
Insert_character_unicode(str_unicode,unicode_text[i],position/*,size*/);
else
Insert_character(str,unicode_text[i],position/*,size*/);
// ce qui augmente la taille de la chaine
size++;
// et qui risque de déplacer le curseur vers la droite
if (size<max_size)
{
position++;
if (position-offset>=visible_size)
offset++;
else if (str_unicode != NULL)
{
if (display_string_unicode[position-offset]==RIGHT_TRIANGLE_CHARACTER)
offset++;
}
else
{
if (display_string[position-offset]==RIGHT_TRIANGLE_CHARACTER)
offset++;
}
}
}
}
// Enfin, on raffiche la chaine
goto affichage;
}
else
#endif
switch (input_key)
{
case KEY_DELETE : // Suppr.
@@ -888,6 +955,7 @@ byte Readline_ex_unicode(word x_pos,word y_pos,char * str,word * str_unicode,byt
}
break;
default :
#if !defined(USE_SDL2)
if (size<max_size)
{
// Si la touche était autorisée...
@@ -922,6 +990,7 @@ byte Readline_ex_unicode(word x_pos,word y_pos,char * str,word * str_unicode,byt
goto affichage;
} // End du test d'autorisation de touche
} // End du test de place libre
#endif
break;
affichage: