forked from bartvdbraak/blender
BLI_strescape for a basic, python like string escaping, currently only use for drag and drop ID's into the console but should eventually be used for the animsys too.
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abff0032c4
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@ -122,6 +122,8 @@ __attribute__ ((format (printf, 1, 2)))
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#endif
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;
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size_t BLI_strescape(char *dst, const char *src, const size_t maxlen);
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/**
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* Compare two strings without regard to case.
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*
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@ -117,6 +117,49 @@ char *BLI_sprintfN(const char *format, ...)
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return n;
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}
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/* match pythons string escaping, assume double quotes - (")
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* TODO: should be used to create RNA animation paths.
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* TODO: support more fancy string escaping. current code is primitive
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* this basically is an ascii version of PyUnicode_EncodeUnicodeEscape()
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* which is a useful reference. */
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size_t BLI_strescape(char *dst, const char *src, const size_t maxlen)
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{
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size_t len= 0;
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while(len < maxlen) {
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switch(*src) {
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case '\0':
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*dst= '\0';
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break;
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case '\\':
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case '"':
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/* less common but should also be support */
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case '\t':
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case '\n':
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case '\r':
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if(len + 1 < maxlen) {
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*dst++ = '\\';
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len++;
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}
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else {
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/* not enough space to escape */
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*dst= '\0';
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break;
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}
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/* intentionally pass through */
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default:
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*dst = *src;
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}
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dst++;
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src++;
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len++;
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}
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return len;
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}
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/* Makes a copy of the text within the "" that appear after some text 'blahblah'
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* i.e. for string 'pose["apples"]' with prefix 'pose[', it should grab "apples"
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*
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@ -165,8 +165,11 @@ static void id_drop_copy(wmDrag *drag, wmDropBox *drop)
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{
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char text[64];
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ID *id= drag->poin;
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char id_esc[(sizeof(id->name) - 2) * 2];
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snprintf(text, sizeof(text), "bpy.data.%s['%s']", BKE_idcode_to_name_plural(GS(id->name)), id->name+2);
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BLI_strescape(id_esc, id->name+2, sizeof(id_esc));
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snprintf(text, sizeof(text), "bpy.data.%s[\"%s\"]", BKE_idcode_to_name_plural(GS(id->name)), id_esc);
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/* copy drag path to properties */
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RNA_string_set(drop->ptr, "text", text);
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