xavi
/
jancity
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

gui/line_edit: Allow setting input filters

This commit is contained in:
Xavier Del Campo Romero 2022-09-26 02:24:46 +02:00
parent f5c7e88b26
commit e00ed40c9c
2 changed files with 23 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
src/gui/inc/gui/line_edit.h
View File

@ -13,6 +13,13 @@ extern "C"
{
#endif
enum gui_line_edit_filter
{
GUI_LINE_EDIT_FILTER_NONE,
GUI_LINE_EDIT_FILTER_ALPHA = 1 << 1,
GUI_LINE_EDIT_FILTER_NUM = 1 << 2
};
struct gui_line_edit
{
struct gui_common common;
@ -22,6 +29,8 @@ struct gui_line_edit
unsigned blt;
char *text;
size_t i, sz;
/* Use with gui_line_edit_filter. */
int filters;
};
void gui_line_edit_init(struct gui_line_edit *l, char *buf, size_t sz);

15
src/gui/src/line_edit.c
View File

@ -8,6 +8,7 @@
#include <mouse.h>
#include <pad.h>
#include <peripheral.h>
#include <ctype.h>
#include <string.h>
struct sprite gui_line_edit_sprites[MAX_GUI_LINE_EDIT_SPRITES];
@ -115,8 +116,20 @@ static void get_dim(const struct gui_common *const g,
static void on_char(const char ch, void *const user)
{
struct gui_line_edit *const l = user;
bool allowed = false;
if (l->i + 1 < l->sz)
if (l->filters)
{
if (((l->filters & GUI_LINE_EDIT_FILTER_ALPHA)
&& isalpha((unsigned char)ch))
|| ((l->filters & GUI_LINE_EDIT_FILTER_NUM)
&& isdigit((unsigned char)ch)))
allowed = true;
}
else
allowed = true;
if (allowed && l->i + 1 < l->sz)
l->text[l->i++] = ch;
}