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support multibyte input to menu code; from Alexander Polakov with a tiny tweak.

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This commit is contained in:
okan 2012-08-07 14:05:49 +00:00
parent 013497c79c
commit 7071261bde
2 changed files with 24 additions and 21 deletions
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5
calmwm.c
View File

@ -25,6 +25,7 @@
#include <err.h>
#include <errno.h>
#include <getopt.h>
#include <locale.h>
#include <signal.h>
#include <stdlib.h>
#include <string.h>
@ -62,6 +63,10 @@ main(int argc, char **argv)
char *display_name = NULL;
int ch;
if (!setlocale(LC_CTYPE, "") || !XSupportsLocale())
warnx("no locale support");
mbtowc(NULL, NULL, MB_CUR_MAX);
while ((ch = getopt(argc, argv, "c:d:")) != -1) {
switch (ch) {
case 'c':

40
menu.c
View File

@ -68,7 +68,7 @@ static void menu_draw(struct screen_ctx *, struct menu_ctx *,
struct menu_q *, struct menu_q *);
static int menu_calc_entry(struct screen_ctx *, struct menu_ctx *,
int, int);
static int menu_keycode(KeyCode, u_int, enum ctltype *,
static int menu_keycode(XKeyEvent *, enum ctltype *,
char *);
void
@ -208,16 +208,22 @@ menu_handle_key(XEvent *e, struct menu_ctx *mc, struct menu_q *menuq,
{
struct menu *mi;
enum ctltype ctl;
char chr;
char chr[32];
size_t len;
int clen, i;
wchar_t wc;
if (menu_keycode(e->xkey.keycode, e->xkey.state, &ctl, &chr) < 0)
if (menu_keycode(&e->xkey, &ctl, chr) < 0)
return (NULL);
switch (ctl) {
case CTL_ERASEONE:
if ((len = strlen(mc->searchstr)) > 0) {
mc->searchstr[len - 1] = '\0';
clen = 1;
while (mbtowc(&wc, &mc->searchstr[len-clen], MB_CUR_MAX) == -1)
clen++;
for (i = 1; i <= clen; i++)
mc->searchstr[len - i] = '\0';
mc->changed = 1;
}
break;
@ -267,13 +273,9 @@ menu_handle_key(XEvent *e, struct menu_ctx *mc, struct menu_q *menuq,
break;
}
if (chr != '\0') {
char str[2];
str[0] = chr;
str[1] = '\0';
if (chr[0] != '\0') {
mc->changed = 1;
(void)strlcat(mc->searchstr, str, sizeof(mc->searchstr));
(void)strlcat(mc->searchstr, chr, sizeof(mc->searchstr));
}
mc->noresult = 0;
@ -459,14 +461,16 @@ menu_calc_entry(struct screen_ctx *sc, struct menu_ctx *mc, int x, int y)
}
static int
menu_keycode(KeyCode kc, u_int state, enum ctltype *ctl, char *chr)
menu_keycode(XKeyEvent *ev, enum ctltype *ctl, char *chr)
{
int ks;
KeySym ks;
u_int state = ev->state;
*ctl = CTL_NONE;
*chr = '\0';
chr[0] = '\0';
ks = XkbKeycodeToKeysym(X_Dpy, kc, 0, (state & ShiftMask) ? 1 : 0);
ks = XkbKeycodeToKeysym(X_Dpy, ev->keycode, 0,
(state & ShiftMask) ? 1 : 0);
/* Look for control characters. */
switch (ks) {
@ -532,14 +536,8 @@ menu_keycode(KeyCode kc, u_int state, enum ctltype *ctl, char *chr)
if (*ctl != CTL_NONE)
return (0);
/*
* For regular characters, only (part of, actually) Latin 1
* for now.
*/
if (ks < 0x20 || ks > 0x07e)
if (XLookupString(ev, chr, 32, &ks, NULL) < 0)
return (-1);
*chr = (char)ks;
return (0);
}