xenocara/app/cwm/kbfunc.c
okan cd4212fc60 Convert menu-exec-wm from an abritrary exec menu, into a config-based menu from
which one may configure (wm <name> <path_and_args>) (and choose) specific
window managers to replace the running one. 'wm cwm cwm' is included by
default.

No objections and seems sensible to sthen.
2017-12-29 20:03:46 +00:00

754 lines
16 KiB
C

/*
* calmwm - the calm window manager
*
* Copyright (c) 2004 Martin Murray <mmurray@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.
*
* $OpenBSD: kbfunc.c,v 1.159 2017/12/29 20:03:46 okan Exp $
*/
#include <sys/types.h>
#include <sys/queue.h>
#include <dirent.h>
#include <err.h>
#include <errno.h>
#include <limits.h>
#include <paths.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "calmwm.h"
#define HASH_MARKER "|1|"
extern sig_atomic_t cwm_status;
static void kbfunc_amount(int, int, int *, int *);
static void kbfunc_client_move_kb(void *, struct cargs *);
static void kbfunc_client_move_mb(void *, struct cargs *);
static void kbfunc_client_resize_kb(void *, struct cargs *);
static void kbfunc_client_resize_mb(void *, struct cargs *);
void
kbfunc_cwm_status(void *ctx, struct cargs *cargs)
{
cwm_status = cargs->flag;
}
static void
kbfunc_amount(int flags, int amt, int *mx, int *my)
{
#define CWM_FACTOR 10
if (flags & CWM_BIGAMOUNT)
amt *= CWM_FACTOR;
switch (flags & DIRECTIONMASK) {
case CWM_UP:
*my -= amt;
break;
case CWM_DOWN:
*my += amt;
break;
case CWM_RIGHT:
*mx += amt;
break;
case CWM_LEFT:
*mx -= amt;
break;
}
}
void
kbfunc_ptrmove(void *ctx, struct cargs *cargs)
{
struct screen_ctx *sc = ctx;
int x, y;
int mx = 0, my = 0;
kbfunc_amount(cargs->flag, Conf.mamount, &mx, &my);
xu_ptr_getpos(sc->rootwin, &x, &y);
xu_ptr_setpos(sc->rootwin, x + mx, y + my);
}
void
kbfunc_client_move(void *ctx, struct cargs *cargs)
{
if (cargs->xev == CWM_XEV_BTN)
kbfunc_client_move_mb(ctx, cargs);
else
kbfunc_client_move_kb(ctx, cargs);
}
void
kbfunc_client_resize(void *ctx, struct cargs *cargs)
{
if (cargs->xev == CWM_XEV_BTN)
kbfunc_client_resize_mb(ctx, cargs);
else
kbfunc_client_resize_kb(ctx, cargs);
}
static void
kbfunc_client_move_kb(void *ctx, struct cargs *cargs)
{
struct client_ctx *cc = ctx;
struct screen_ctx *sc = cc->sc;
struct geom area;
int mx = 0, my = 0;
if (cc->flags & CLIENT_FREEZE)
return;
kbfunc_amount(cargs->flag, Conf.mamount, &mx, &my);
cc->geom.x += mx;
if (cc->geom.x < -(cc->geom.w + cc->bwidth - 1))
cc->geom.x = -(cc->geom.w + cc->bwidth - 1);
if (cc->geom.x > (sc->view.w - cc->bwidth - 1))
cc->geom.x = sc->view.w - cc->bwidth - 1;
cc->geom.y += my;
if (cc->geom.y < -(cc->geom.h + cc->bwidth - 1))
cc->geom.y = -(cc->geom.h + cc->bwidth - 1);
if (cc->geom.y > (sc->view.h - cc->bwidth - 1))
cc->geom.y = sc->view.h - cc->bwidth - 1;
area = screen_area(sc,
cc->geom.x + cc->geom.w / 2,
cc->geom.y + cc->geom.h / 2, CWM_GAP);
cc->geom.x += client_snapcalc(cc->geom.x,
cc->geom.x + cc->geom.w + (cc->bwidth * 2),
area.x, area.x + area.w, sc->snapdist);
cc->geom.y += client_snapcalc(cc->geom.y,
cc->geom.y + cc->geom.h + (cc->bwidth * 2),
area.y, area.y + area.h, sc->snapdist);
client_move(cc);
client_ptr_inbound(cc, 1);
}
static void
kbfunc_client_move_mb(void *ctx, struct cargs *cargs)
{
struct client_ctx *cc = ctx;
XEvent ev;
Time ltime = 0;
struct screen_ctx *sc = cc->sc;
struct geom area;
int move = 1;
client_raise(cc);
if (cc->flags & CLIENT_FREEZE)
return;
client_ptr_inbound(cc, 1);
if (XGrabPointer(X_Dpy, cc->win, False, MOUSEMASK,
GrabModeAsync, GrabModeAsync, None, Conf.cursor[CF_MOVE],
CurrentTime) != GrabSuccess)
return;
menu_windraw(sc, cc->win, "%4d, %-4d", cc->geom.x, cc->geom.y);
while (move) {
XMaskEvent(X_Dpy, MOUSEMASK, &ev);
switch (ev.type) {
case MotionNotify:
/* not more than 60 times / second */
if ((ev.xmotion.time - ltime) <= (1000 / 60))
continue;
ltime = ev.xmotion.time;
cc->geom.x = ev.xmotion.x_root - cc->ptr.x - cc->bwidth;
cc->geom.y = ev.xmotion.y_root - cc->ptr.y - cc->bwidth;
area = screen_area(sc,
cc->geom.x + cc->geom.w / 2,
cc->geom.y + cc->geom.h / 2, CWM_GAP);
cc->geom.x += client_snapcalc(cc->geom.x,
cc->geom.x + cc->geom.w + (cc->bwidth * 2),
area.x, area.x + area.w, sc->snapdist);
cc->geom.y += client_snapcalc(cc->geom.y,
cc->geom.y + cc->geom.h + (cc->bwidth * 2),
area.y, area.y + area.h, sc->snapdist);
client_move(cc);
menu_windraw(sc, cc->win,
"%4d, %-4d", cc->geom.x, cc->geom.y);
break;
case ButtonRelease:
move = 0;
break;
}
}
if (ltime)
client_move(cc);
XUnmapWindow(X_Dpy, sc->menu.win);
XReparentWindow(X_Dpy, sc->menu.win, sc->rootwin, 0, 0);
XUngrabPointer(X_Dpy, CurrentTime);
}
static void
kbfunc_client_resize_kb(void *ctx, struct cargs *cargs)
{
struct client_ctx *cc = ctx;
int mx = 0, my = 0;
int amt = 1;
if (cc->flags & CLIENT_FREEZE)
return;
if (!(cc->hint.flags & PResizeInc))
amt = Conf.mamount;
kbfunc_amount(cargs->flag, amt, &mx, &my);
if ((cc->geom.w += mx * cc->hint.incw) < cc->hint.minw)
cc->geom.w = cc->hint.minw;
if ((cc->geom.h += my * cc->hint.inch) < cc->hint.minh)
cc->geom.h = cc->hint.minh;
if (cc->geom.x + cc->geom.w + cc->bwidth - 1 < 0)
cc->geom.x = -(cc->geom.w + cc->bwidth - 1);
if (cc->geom.y + cc->geom.h + cc->bwidth - 1 < 0)
cc->geom.y = -(cc->geom.h + cc->bwidth - 1);
client_resize(cc, 1);
client_ptr_inbound(cc, 1);
}
static void
kbfunc_client_resize_mb(void *ctx, struct cargs *cargs)
{
struct client_ctx *cc = ctx;
XEvent ev;
Time ltime = 0;
struct screen_ctx *sc = cc->sc;
int resize = 1;
if (cc->flags & CLIENT_FREEZE)
return;
client_raise(cc);
client_ptrsave(cc);
xu_ptr_setpos(cc->win, cc->geom.w, cc->geom.h);
if (XGrabPointer(X_Dpy, cc->win, False, MOUSEMASK,
GrabModeAsync, GrabModeAsync, None, Conf.cursor[CF_RESIZE],
CurrentTime) != GrabSuccess)
return;
menu_windraw(sc, cc->win, "%4d x %-4d", cc->dim.w, cc->dim.h);
while (resize) {
XMaskEvent(X_Dpy, MOUSEMASK, &ev);
switch (ev.type) {
case MotionNotify:
/* not more than 60 times / second */
if ((ev.xmotion.time - ltime) <= (1000 / 60))
continue;
ltime = ev.xmotion.time;
cc->geom.w = ev.xmotion.x;
cc->geom.h = ev.xmotion.y;
client_applysizehints(cc);
client_resize(cc, 1);
menu_windraw(sc, cc->win,
"%4d x %-4d", cc->dim.w, cc->dim.h);
break;
case ButtonRelease:
resize = 0;
break;
}
}
if (ltime)
client_resize(cc, 1);
XUnmapWindow(X_Dpy, sc->menu.win);
XReparentWindow(X_Dpy, sc->menu.win, sc->rootwin, 0, 0);
XUngrabPointer(X_Dpy, CurrentTime);
/* Make sure the pointer stays within the window. */
client_ptr_inbound(cc, 0);
}
void
kbfunc_client_snap(void *ctx, struct cargs *cargs)
{
struct client_ctx *cc = ctx;
struct screen_ctx *sc = cc->sc;
struct geom area;
int flags;
area = screen_area(sc,
cc->geom.x + cc->geom.w / 2,
cc->geom.y + cc->geom.h / 2, CWM_GAP);
flags = cargs->flag;
while (flags) {
if (flags & CWM_UP) {
cc->geom.y = area.y;
flags &= ~CWM_UP;
}
if (flags & CWM_LEFT) {
cc->geom.x = area.x;
flags &= ~CWM_LEFT;
}
if (flags & CWM_RIGHT) {
cc->geom.x = area.x + area.w - cc->geom.w -
(cc->bwidth * 2);
flags &= ~CWM_RIGHT;
}
if (flags & CWM_DOWN) {
cc->geom.y = area.y + area.h - cc->geom.h -
(cc->bwidth * 2);
flags &= ~CWM_DOWN;
}
}
client_move(cc);
}
void
kbfunc_client_delete(void *ctx, struct cargs *cargs)
{
client_send_delete(ctx);
}
void
kbfunc_client_lower(void *ctx, struct cargs *cargs)
{
client_ptrsave(ctx);
client_lower(ctx);
}
void
kbfunc_client_raise(void *ctx, struct cargs *cargs)
{
client_raise(ctx);
}
void
kbfunc_client_hide(void *ctx, struct cargs *cargs)
{
client_hide(ctx);
}
void
kbfunc_client_toggle_freeze(void *ctx, struct cargs *cargs)
{
client_toggle_freeze(ctx);
}
void
kbfunc_client_toggle_sticky(void *ctx, struct cargs *cargs)
{
client_toggle_sticky(ctx);
}
void
kbfunc_client_toggle_fullscreen(void *ctx, struct cargs *cargs)
{
client_toggle_fullscreen(ctx);
}
void
kbfunc_client_toggle_maximize(void *ctx, struct cargs *cargs)
{
client_toggle_maximize(ctx);
}
void
kbfunc_client_toggle_hmaximize(void *ctx, struct cargs *cargs)
{
client_toggle_hmaximize(ctx);
}
void
kbfunc_client_toggle_vmaximize(void *ctx, struct cargs *cargs)
{
client_toggle_vmaximize(ctx);
}
void
kbfunc_client_htile(void *ctx, struct cargs *cargs)
{
client_htile(ctx);
}
void
kbfunc_client_vtile(void *ctx, struct cargs *cargs)
{
client_vtile(ctx);
}
void
kbfunc_client_cycle(void *ctx, struct cargs *cargs)
{
struct screen_ctx *sc = ctx;
/* For X apps that ignore/steal events. */
if (cargs->xev == CWM_XEV_KEY)
XGrabKeyboard(X_Dpy, sc->rootwin, True,
GrabModeAsync, GrabModeAsync, CurrentTime);
client_cycle(sc, cargs->flag);
}
void
kbfunc_client_toggle_group(void *ctx, struct cargs *cargs)
{
struct client_ctx *cc = ctx;
/* For X apps that ignore/steal events. */
if (cargs->xev == CWM_XEV_KEY)
XGrabKeyboard(X_Dpy, cc->win, True,
GrabModeAsync, GrabModeAsync, CurrentTime);
group_toggle_membership(cc);
}
void
kbfunc_client_movetogroup(void *ctx, struct cargs *cargs)
{
group_movetogroup(ctx, cargs->flag);
}
void
kbfunc_group_toggle(void *ctx, struct cargs *cargs)
{
group_hidetoggle(ctx, cargs->flag);
}
void
kbfunc_group_only(void *ctx, struct cargs *cargs)
{
group_only(ctx, cargs->flag);
}
void
kbfunc_group_cycle(void *ctx, struct cargs *cargs)
{
group_cycle(ctx, cargs->flag);
}
void
kbfunc_group_alltoggle(void *ctx, struct cargs *cargs)
{
group_alltoggle(ctx);
}
void
kbfunc_menu_client(void *ctx, struct cargs *cargs)
{
struct screen_ctx *sc = ctx;
struct client_ctx *cc, *old_cc;
struct menu *mi;
struct menu_q menuq;
int all = (cargs->flag & CWM_MENU_WINDOW_ALL);
int mflags = 0;
if (cargs->xev == CWM_XEV_BTN)
mflags |= CWM_MENU_LIST;
old_cc = client_current();
TAILQ_INIT(&menuq);
TAILQ_FOREACH(cc, &sc->clientq, entry) {
if (!all) {
if (cc->flags & CLIENT_HIDDEN)
menuq_add(&menuq, cc, NULL);
} else
menuq_add(&menuq, cc, NULL);
}
if ((mi = menu_filter(sc, &menuq, "window", NULL, mflags,
search_match_client, search_print_client)) != NULL) {
cc = (struct client_ctx *)mi->ctx;
client_show(cc);
if (old_cc)
client_ptrsave(old_cc);
client_ptrwarp(cc);
}
menuq_clear(&menuq);
}
void
kbfunc_menu_cmd(void *ctx, struct cargs *cargs)
{
struct screen_ctx *sc = ctx;
struct cmd_ctx *cmd;
struct menu *mi;
struct menu_q menuq;
int mflags = 0;
if (cargs->xev == CWM_XEV_BTN)
mflags |= CWM_MENU_LIST;
TAILQ_INIT(&menuq);
TAILQ_FOREACH(cmd, &Conf.cmdq, entry) {
if ((strcmp(cmd->name, "lock") == 0) ||
(strcmp(cmd->name, "term") == 0))
continue;
menuq_add(&menuq, cmd, NULL);
}
if ((mi = menu_filter(sc, &menuq, "application", NULL, mflags,
search_match_cmd, search_print_cmd)) != NULL) {
cmd = (struct cmd_ctx *)mi->ctx;
u_spawn(cmd->path);
}
menuq_clear(&menuq);
}
void
kbfunc_menu_group(void *ctx, struct cargs *cargs)
{
struct screen_ctx *sc = ctx;
struct group_ctx *gc;
struct menu *mi;
struct menu_q menuq;
int mflags = 0;
if (cargs->xev == CWM_XEV_BTN)
mflags |= CWM_MENU_LIST;
TAILQ_INIT(&menuq);
TAILQ_FOREACH(gc, &sc->groupq, entry) {
if (group_holds_only_sticky(gc))
continue;
menuq_add(&menuq, gc, NULL);
}
if ((mi = menu_filter(sc, &menuq, "group", NULL, mflags,
search_match_group, search_print_group)) != NULL) {
gc = (struct group_ctx *)mi->ctx;
(group_holds_only_hidden(gc)) ?
group_show(gc) : group_hide(gc);
}
menuq_clear(&menuq);
}
void
kbfunc_menu_wm(void *ctx, struct cargs *cargs)
{
struct screen_ctx *sc = ctx;
struct cmd_ctx *wm;
struct menu *mi;
struct menu_q menuq;
int mflags = 0;
if (cargs->xev == CWM_XEV_BTN)
mflags |= CWM_MENU_LIST;
TAILQ_INIT(&menuq);
TAILQ_FOREACH(wm, &Conf.wmq, entry)
menuq_add(&menuq, wm, NULL);
if ((mi = menu_filter(sc, &menuq, "wm", NULL, mflags,
search_match_wm, search_print_wm)) != NULL) {
wm = (struct cmd_ctx *)mi->ctx;
free(Conf.wm_argv);
Conf.wm_argv = xstrdup(wm->path);
cwm_status = CWM_EXEC_WM;
}
menuq_clear(&menuq);
}
void
kbfunc_menu_exec(void *ctx, struct cargs *cargs)
{
#define NPATHS 256
struct screen_ctx *sc = ctx;
char **ap, *paths[NPATHS], *path, *pathcpy;
char tpath[PATH_MAX];
struct stat sb;
DIR *dirp;
struct dirent *dp;
struct menu *mi;
struct menu_q menuq;
int l, i;
int mflags = (CWM_MENU_DUMMY | CWM_MENU_FILE);
TAILQ_INIT(&menuq);
if ((path = getenv("PATH")) == NULL)
path = _PATH_DEFPATH;
pathcpy = path = xstrdup(path);
for (ap = paths; ap < &paths[NPATHS - 1] &&
(*ap = strsep(&pathcpy, ":")) != NULL;) {
if (**ap != '\0')
ap++;
}
*ap = NULL;
for (i = 0; i < NPATHS && paths[i] != NULL; i++) {
if ((dirp = opendir(paths[i])) == NULL)
continue;
while ((dp = readdir(dirp)) != NULL) {
(void)memset(tpath, '\0', sizeof(tpath));
l = snprintf(tpath, sizeof(tpath), "%s/%s", paths[i],
dp->d_name);
if (l == -1 || l >= sizeof(tpath))
continue;
/* Skip everything but regular files and symlinks. */
if (dp->d_type != DT_REG && dp->d_type != DT_LNK) {
/* lstat(2) in case d_type isn't supported. */
if (lstat(tpath, &sb) == -1)
continue;
if (!S_ISREG(sb.st_mode) &&
!S_ISLNK(sb.st_mode))
continue;
}
if (access(tpath, X_OK) == 0)
menuq_add(&menuq, NULL, "%s", dp->d_name);
}
(void)closedir(dirp);
}
free(path);
if ((mi = menu_filter(sc, &menuq, "exec", NULL, mflags,
search_match_exec, search_print_text)) != NULL) {
if (mi->text[0] == '\0')
goto out;
u_spawn(mi->text);
}
out:
if (mi != NULL && mi->dummy)
free(mi);
menuq_clear(&menuq);
}
void
kbfunc_menu_ssh(void *ctx, struct cargs *cargs)
{
struct screen_ctx *sc = ctx;
struct cmd_ctx *cmd;
struct menu *mi;
struct menu_q menuq;
FILE *fp;
char *buf, *lbuf, *p;
char hostbuf[HOST_NAME_MAX+1];
char path[PATH_MAX];
int l;
size_t len;
ssize_t slen;
int mflags = (CWM_MENU_DUMMY);
TAILQ_FOREACH(cmd, &Conf.cmdq, entry) {
if (strcmp(cmd->name, "term") == 0)
break;
}
TAILQ_INIT(&menuq);
if ((fp = fopen(Conf.known_hosts, "r")) == NULL) {
warn("%s: %s", __func__, Conf.known_hosts);
goto menu;
}
lbuf = NULL;
len = 0;
while ((slen = getline(&lbuf, &len, fp)) != -1) {
buf = lbuf;
if (buf[slen - 1] == '\n')
buf[slen - 1] = '\0';
/* skip hashed hosts */
if (strncmp(buf, HASH_MARKER, strlen(HASH_MARKER)) == 0)
continue;
for (p = buf; *p != ',' && *p != ' ' && p != buf + slen; p++)
;
/* ignore badness */
if (p - buf + 1 > sizeof(hostbuf))
continue;
(void)strlcpy(hostbuf, buf, p - buf + 1);
menuq_add(&menuq, NULL, "%s", hostbuf);
}
free(lbuf);
if (ferror(fp))
err(1, "%s", path);
(void)fclose(fp);
menu:
if ((mi = menu_filter(sc, &menuq, "ssh", NULL, mflags,
search_match_text, search_print_text)) != NULL) {
if (mi->text[0] == '\0')
goto out;
l = snprintf(path, sizeof(path), "%s -T '[ssh] %s' -e ssh %s",
cmd->path, mi->text, mi->text);
if (l == -1 || l >= sizeof(path))
goto out;
u_spawn(path);
}
out:
if (mi != NULL && mi->dummy)
free(mi);
menuq_clear(&menuq);
}
void
kbfunc_client_menu_label(void *ctx, struct cargs *cargs)
{
struct client_ctx *cc = ctx;
struct menu *mi;
struct menu_q menuq;
int mflags = (CWM_MENU_DUMMY);
TAILQ_INIT(&menuq);
/* dummy is set, so this will always return */
mi = menu_filter(cc->sc, &menuq, "label", cc->label, mflags,
search_match_text, search_print_text);
if (!mi->abort) {
free(cc->label);
cc->label = xstrdup(mi->text);
}
free(mi);
}
void
kbfunc_exec_cmd(void *ctx, struct cargs *cargs)
{
u_spawn(cargs->cmd);
}
void
kbfunc_exec_term(void *ctx, struct cargs *cargs)
{
struct cmd_ctx *cmd;
TAILQ_FOREACH(cmd, &Conf.cmdq, entry) {
if (strcmp(cmd->name, "term") == 0)
u_spawn(cmd->path);
}
}
void
kbfunc_exec_lock(void *ctx, struct cargs *cargs)
{
struct cmd_ctx *cmd;
TAILQ_FOREACH(cmd, &Conf.cmdq, entry) {
if (strcmp(cmd->name, "lock") == 0)
u_spawn(cmd->path);
}
}