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/*
* calmwm - the calm window manager
*
* Copyright (c) 2004 Marius Aamodt Eriksen <marius@monkey.org>
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* $Id: search.c,v 1.14 2008/09/22 14:15:03 oga Exp $
*/
#include "headers.h"
#include "calmwm.h"
#define SearchMask (KeyPressMask|ExposureMask)
static int _strsubmatch(char *, char *, int);
/*
* Match: label, title, class.
*/
void
search_match_client(struct menu_q *menuq, struct menu_q *resultq, char *search)
{
struct winname *wn;
struct menu *mi, *tierp[4], *before = NULL;
int ntiers;
ntiers = sizeof(tierp) / sizeof(tierp[0]);
TAILQ_INIT(resultq);
memset(tierp, 0, sizeof(tierp));
/*
* In order of rank:
*
* 1. Look through labels.
* 2. Look at title history, from present to past.
* 3. Look at window class name.
*/
TAILQ_FOREACH(mi, menuq, entry) {
int tier = -1, t;
struct client_ctx *cc = mi->ctx;
/* First, try to match on labels. */
if (cc->label != NULL && _strsubmatch(search, cc->label, 0)) {
cc->matchname = cc->label;
tier = 0;
}
/* Then, on window names. */
if (tier < 0) {
TAILQ_FOREACH_REVERSE(wn, &cc->nameq, winname_q, entry)
if (_strsubmatch(search, wn->name, 0)) {
cc->matchname = wn->name;
tier = 2;
break;
}
}
/*
* See if there is a match on the window class
* name.
*/
if (tier < 0 && _strsubmatch(search, cc->app_class, 0)) {
cc->matchname = cc->app_class;
tier = 3;
}
if (tier < 0)
continue;
/*
* De-rank a client one tier if it's the current
* window. Furthermore, this is denoted by a "!" when
* printing the window name in the search menu.
*/
if (cc == client_current() && tier < ntiers - 1)
tier++;
/*
* Clients that are hidden get ranked one up.
*/
if (cc->flags & CLIENT_HIDDEN && tier > 0)
tier--;
assert(tier < ntiers);
/*
* If you have a tierp, insert after it, and make it
* the new tierp. If you don't have a tierp, find the
* first nonzero tierp above you, insert after it.
* Always make your current tierp the newly inserted
* entry.
*/
for (t = tier; t >= 0 && ((before = tierp[t]) == NULL); t--)
;
if (before == NULL)
TAILQ_INSERT_HEAD(resultq, mi, resultentry);
else
TAILQ_INSERT_AFTER(resultq, before, mi, resultentry);
tierp[tier] = mi;
}
}
void
search_print_client(struct menu *mi, int list)
{
struct client_ctx *cc;
char flag = ' ';
cc = mi->ctx;
if (cc == client_current())
flag = '!';
else if (cc->flags & CLIENT_HIDDEN)
flag = '&';
if (list)
cc->matchname = cc->name;
snprintf(mi->print, sizeof(mi->print), "%c%s", flag, cc->matchname);
if (!list && cc->matchname != cc->name &&
strlen(mi->print) < sizeof(mi->print) - 1) {
const char *marker = "";
char buf[MENU_MAXENTRY + 1];
int diff;
diff = sizeof(mi->print) - 1 - strlen(mi->print);
/* One for the ':' */
diff -= 1;
if (strlen(cc->name) > diff) {
marker = "..";
diff -= 2;
} else {
diff = strlen(cc->name);
}
strlcpy(buf, mi->print, sizeof(buf));
snprintf(mi->print, sizeof(mi->print),
"%s:%.*s%s", buf, diff, cc->name, marker);
}
}
void
search_match_text(struct menu_q *menuq, struct menu_q *resultq, char *search)
{
struct menu *mi;
TAILQ_INIT(resultq);
TAILQ_FOREACH(mi, menuq, entry)
if (_strsubmatch(search, mi->text, 0))
TAILQ_INSERT_TAIL(resultq, mi, resultentry);
}
void
search_match_exec(struct menu_q *menuq, struct menu_q *resultq, char *search)
{
struct menu *mi, *mj;
TAILQ_INIT(resultq);
TAILQ_FOREACH(mi, menuq, entry) {
if (_strsubmatch(search, mi->text, 1) == 0)
continue;
for (mj = TAILQ_FIRST(resultq); mj != NULL;
mj = TAILQ_NEXT(mj, resultentry)) {
if (strcasecmp(mi->text, mj->text) < 0) {
TAILQ_INSERT_BEFORE(mj, mi, resultentry);
break;
}
}
if (mj == NULL)
TAILQ_INSERT_TAIL(resultq, mi, resultentry);
}
}
static int
_strsubmatch(char *sub, char *str, int zeroidx)
{
size_t len, sublen;
u_int n, flen;
if (sub == NULL || str == NULL)
return (0);
len = strlen(str);
sublen = strlen(sub);
if (sublen > len)
return (0);
if (!zeroidx)
flen = len - sublen;
else
flen = 0;
for (n = 0; n <= flen; n++)
if (strncasecmp(sub, str + n, sublen) == 0)
return (1);
return (0);
}
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