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BFU doc: Comment on what widget_data.cdata means for WIDGET_TEXT.

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Inspired by bug 935.
This commit is contained in:
Kalle Olavi Niemitalo 2007-02-17 14:17:24 +02:00 committed by Kalle Olavi Niemitalo
parent 014ab5e1ba
commit cf32aba65f
1 changed files with 8 additions and 1 deletions
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9
src/bfu/widget.h
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@ -51,11 +51,18 @@ struct widget {
struct widget_data {
struct widget *widget;
/* For WIDGET_FIELD: If CONFIG_UTF8 is defined and UTF-8 I/O
* is enabled for the terminal, then @cdata is in UTF-8;
* otherwise, @cdata is in the charset of the terminal, and
* the charset is assumed to be unibyte. (Thus, if you choose
* UTF-8 as the charset but disable UTF-8 I/O, you lose.) */
* UTF-8 as the charset but disable UTF-8 I/O, you lose.)
*
* For WIDGET_TEXT: @cdata is cast from/to an unsigned char **
* that points to the first element of an array. Each element
* in this array corresponds to one line of text, and is an
* unsigned char * that points to the first character of that
* line. The array has @widget_data.info.text.lines elements. */
unsigned char *cdata;
struct box box;