27bbaab976
second while maintaining backward compatibiitiy with integer arguments.
886 lines
19 KiB
C
886 lines
19 KiB
C
/* Copyright 2011-2013 Bert Muennich
|
|
*
|
|
* This file is part of sxiv.
|
|
*
|
|
* sxiv is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published
|
|
* by the Free Software Foundation; either version 2 of the License,
|
|
* or (at your option) any later version.
|
|
*
|
|
* sxiv is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with sxiv. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <stdarg.h>
|
|
#include <string.h>
|
|
#include <fcntl.h>
|
|
#include <unistd.h>
|
|
#include <errno.h>
|
|
#include <signal.h>
|
|
#include <sys/select.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/time.h>
|
|
#include <sys/wait.h>
|
|
#include <X11/keysym.h>
|
|
#include <X11/XF86keysym.h>
|
|
|
|
#include "types.h"
|
|
#include "commands.h"
|
|
#include "image.h"
|
|
#include "options.h"
|
|
#include "thumbs.h"
|
|
#include "util.h"
|
|
#include "window.h"
|
|
|
|
#define _MAPPINGS_CONFIG
|
|
#include "config.h"
|
|
|
|
typedef struct {
|
|
struct timeval when;
|
|
bool active;
|
|
timeout_f handler;
|
|
} timeout_t;
|
|
|
|
/* timeout handler functions: */
|
|
void redraw(void);
|
|
void reset_cursor(void);
|
|
void animate(void);
|
|
void slideshow(void);
|
|
void clear_resize(void);
|
|
|
|
appmode_t mode;
|
|
img_t img;
|
|
tns_t tns;
|
|
win_t win;
|
|
|
|
fileinfo_t *files;
|
|
int filecnt, fileidx;
|
|
int alternate;
|
|
int markcnt;
|
|
|
|
int prefix;
|
|
bool extprefix;
|
|
|
|
bool resized = false;
|
|
|
|
typedef struct {
|
|
int err;
|
|
char *cmd;
|
|
} extcmd_t;
|
|
|
|
struct {
|
|
extcmd_t f;
|
|
int fd;
|
|
unsigned int i, lastsep;
|
|
bool open;
|
|
} info;
|
|
|
|
struct {
|
|
extcmd_t f;
|
|
bool warned;
|
|
} keyhandler;
|
|
|
|
timeout_t timeouts[] = {
|
|
{ { 0, 0 }, false, redraw },
|
|
{ { 0, 0 }, false, reset_cursor },
|
|
{ { 0, 0 }, false, animate },
|
|
{ { 0, 0 }, false, slideshow },
|
|
{ { 0, 0 }, false, clear_resize },
|
|
};
|
|
|
|
void cleanup(void)
|
|
{
|
|
img_close(&img, false);
|
|
tns_free(&tns);
|
|
win_close(&win);
|
|
}
|
|
|
|
void check_add_file(char *filename, bool given)
|
|
{
|
|
char *path;
|
|
const char *bn;
|
|
|
|
if (*filename == '\0')
|
|
return;
|
|
|
|
if (access(filename, R_OK) < 0 ||
|
|
(path = realpath(filename, NULL)) == NULL)
|
|
{
|
|
if (given)
|
|
error(0, errno, "%s", filename);
|
|
return;
|
|
}
|
|
|
|
if (fileidx == filecnt) {
|
|
filecnt *= 2;
|
|
files = erealloc(files, filecnt * sizeof(*files));
|
|
memset(&files[filecnt/2], 0, filecnt/2 * sizeof(*files));
|
|
}
|
|
|
|
files[fileidx].name = estrdup(filename);
|
|
files[fileidx].path = path;
|
|
if ((bn = strrchr(files[fileidx].name , '/')) != NULL && bn[1] != '\0')
|
|
files[fileidx].base = ++bn;
|
|
else
|
|
files[fileidx].base = files[fileidx].name;
|
|
if (given)
|
|
files[fileidx].flags |= FF_WARN;
|
|
fileidx++;
|
|
}
|
|
|
|
void remove_file(int n, bool manual)
|
|
{
|
|
if (n < 0 || n >= filecnt)
|
|
return;
|
|
|
|
if (filecnt == 1) {
|
|
if (!manual)
|
|
fprintf(stderr, "sxiv: no more files to display, aborting\n");
|
|
exit(manual ? EXIT_SUCCESS : EXIT_FAILURE);
|
|
}
|
|
if (files[n].flags & FF_MARK)
|
|
markcnt--;
|
|
|
|
if (files[n].path != files[n].name)
|
|
free((void*) files[n].path);
|
|
free((void*) files[n].name);
|
|
|
|
if (n + 1 < filecnt) {
|
|
if (tns.thumbs != NULL) {
|
|
memmove(tns.thumbs + n, tns.thumbs + n + 1, (filecnt - n - 1) *
|
|
sizeof(*tns.thumbs));
|
|
memset(tns.thumbs + filecnt - 1, 0, sizeof(*tns.thumbs));
|
|
}
|
|
memmove(files + n, files + n + 1, (filecnt - n - 1) * sizeof(*files));
|
|
}
|
|
filecnt--;
|
|
if (fileidx >= filecnt)
|
|
fileidx = filecnt - 1;
|
|
if (n < alternate)
|
|
alternate--;
|
|
}
|
|
|
|
void set_timeout(timeout_f handler, int time, bool overwrite)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ARRLEN(timeouts); i++) {
|
|
if (timeouts[i].handler == handler) {
|
|
if (!timeouts[i].active || overwrite) {
|
|
gettimeofday(&timeouts[i].when, 0);
|
|
TV_ADD_MSEC(&timeouts[i].when, time);
|
|
timeouts[i].active = true;
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
void reset_timeout(timeout_f handler)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ARRLEN(timeouts); i++) {
|
|
if (timeouts[i].handler == handler) {
|
|
timeouts[i].active = false;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool check_timeouts(struct timeval *t)
|
|
{
|
|
int i = 0, tdiff, tmin = -1;
|
|
struct timeval now;
|
|
|
|
while (i < ARRLEN(timeouts)) {
|
|
if (timeouts[i].active) {
|
|
gettimeofday(&now, 0);
|
|
tdiff = TV_DIFF(&timeouts[i].when, &now);
|
|
if (tdiff <= 0) {
|
|
timeouts[i].active = false;
|
|
if (timeouts[i].handler != NULL)
|
|
timeouts[i].handler();
|
|
i = tmin = -1;
|
|
} else if (tmin < 0 || tdiff < tmin) {
|
|
tmin = tdiff;
|
|
}
|
|
}
|
|
i++;
|
|
}
|
|
if (tmin > 0 && t != NULL)
|
|
TV_SET_MSEC(t, tmin);
|
|
return tmin > 0;
|
|
}
|
|
|
|
void open_info(void)
|
|
{
|
|
static pid_t pid;
|
|
int pfd[2];
|
|
char w[12], h[12];
|
|
|
|
if (info.f.err != 0 || info.open || win.bar.h == 0)
|
|
return;
|
|
if (info.fd != -1) {
|
|
close(info.fd);
|
|
kill(pid, SIGTERM);
|
|
info.fd = -1;
|
|
}
|
|
win.bar.l.buf[0] = '\0';
|
|
|
|
if (pipe(pfd) < 0)
|
|
return;
|
|
if ((pid = fork()) == 0) {
|
|
close(pfd[0]);
|
|
dup2(pfd[1], 1);
|
|
snprintf(w, sizeof(w), "%d", img.w);
|
|
snprintf(h, sizeof(h), "%d", img.h);
|
|
execl(info.f.cmd, info.f.cmd, files[fileidx].name, w, h, NULL);
|
|
error(EXIT_FAILURE, errno, "exec: %s", info.f.cmd);
|
|
}
|
|
close(pfd[1]);
|
|
if (pid < 0) {
|
|
close(pfd[0]);
|
|
} else {
|
|
fcntl(pfd[0], F_SETFL, O_NONBLOCK);
|
|
info.fd = pfd[0];
|
|
info.i = info.lastsep = 0;
|
|
info.open = true;
|
|
}
|
|
}
|
|
|
|
void read_info(void)
|
|
{
|
|
ssize_t i, n;
|
|
char buf[BAR_L_LEN];
|
|
|
|
while (true) {
|
|
n = read(info.fd, buf, sizeof(buf));
|
|
if (n < 0 && errno == EAGAIN)
|
|
return;
|
|
else if (n == 0)
|
|
goto end;
|
|
for (i = 0; i < n; i++) {
|
|
if (buf[i] == '\n') {
|
|
if (info.lastsep == 0) {
|
|
win.bar.l.buf[info.i++] = ' ';
|
|
info.lastsep = 1;
|
|
}
|
|
} else {
|
|
win.bar.l.buf[info.i++] = buf[i];
|
|
info.lastsep = 0;
|
|
}
|
|
if (info.i + 1 == win.bar.l.size)
|
|
goto end;
|
|
}
|
|
}
|
|
end:
|
|
info.i -= info.lastsep;
|
|
win.bar.l.buf[info.i] = '\0';
|
|
win_draw(&win);
|
|
close(info.fd);
|
|
info.fd = -1;
|
|
while (waitpid(-1, NULL, WNOHANG) > 0);
|
|
}
|
|
|
|
void load_image(int new)
|
|
{
|
|
static int current;
|
|
|
|
if (new < 0 || new >= filecnt)
|
|
return;
|
|
|
|
if (win.xwin != None)
|
|
win_set_cursor(&win, CURSOR_WATCH);
|
|
reset_timeout(slideshow);
|
|
|
|
if (new != current)
|
|
alternate = current;
|
|
|
|
img_close(&img, false);
|
|
while (!img_load(&img, &files[new])) {
|
|
remove_file(new, false);
|
|
if (new >= filecnt)
|
|
new = filecnt - 1;
|
|
else if (new > 0 && new < fileidx)
|
|
new--;
|
|
}
|
|
files[new].flags &= ~FF_WARN;
|
|
fileidx = current = new;
|
|
|
|
info.open = false;
|
|
open_info();
|
|
|
|
if (img.multi.cnt > 0 && img.multi.animate)
|
|
set_timeout(animate, img.multi.frames[img.multi.sel].delay, true);
|
|
else
|
|
reset_timeout(animate);
|
|
}
|
|
|
|
void bar_put(win_bar_t *bar, const char *fmt, ...)
|
|
{
|
|
size_t len = bar->size - (bar->p - bar->buf), n;
|
|
va_list ap;
|
|
|
|
va_start(ap, fmt);
|
|
n = vsnprintf(bar->p, len, fmt, ap);
|
|
bar->p += MIN(len, n);
|
|
va_end(ap);
|
|
}
|
|
|
|
void update_info(void)
|
|
{
|
|
unsigned int i, fn, fw;
|
|
char title[256];
|
|
const char * mark;
|
|
bool ow_info;
|
|
win_bar_t *l = &win.bar.l, *r = &win.bar.r;
|
|
|
|
/* update window title */
|
|
if (mode == MODE_THUMB) {
|
|
win_set_title(&win, "sxiv");
|
|
} else {
|
|
snprintf(title, sizeof(title), "sxiv - %s", files[fileidx].name);
|
|
win_set_title(&win, title);
|
|
}
|
|
|
|
/* update bar contents */
|
|
if (win.bar.h == 0)
|
|
return;
|
|
for (fw = 0, i = filecnt; i > 0; fw++, i /= 10);
|
|
mark = files[fileidx].flags & FF_MARK ? "* " : "";
|
|
l->p = l->buf;
|
|
r->p = r->buf;
|
|
if (mode == MODE_THUMB) {
|
|
if (tns.loadnext < tns.end) {
|
|
bar_put(l, "Loading... %0*d", fw, tns.loadnext + 1);
|
|
ow_info = false;
|
|
} else if (tns.initnext < filecnt) {
|
|
bar_put(l, "Caching... %0*d", fw, tns.initnext + 1);
|
|
ow_info = false;
|
|
} else {
|
|
ow_info = true;
|
|
}
|
|
bar_put(r, "%s%0*d/%d", mark, fw, fileidx + 1, filecnt);
|
|
} else {
|
|
bar_put(r, "%s", mark);
|
|
if (img.ss.on)
|
|
bar_put(r, "%2.1fs | ", img.ss.delay);
|
|
if (img.gamma != 0)
|
|
bar_put(r, "G%+d | ", img.gamma);
|
|
bar_put(r, "%3d%% | ", (int) (img.zoom * 100.0));
|
|
if (img.multi.cnt > 0) {
|
|
for (fn = 0, i = img.multi.cnt; i > 0; fn++, i /= 10);
|
|
bar_put(r, "%0*d/%d | ", fn, img.multi.sel + 1, img.multi.cnt);
|
|
}
|
|
bar_put(r, "%0*d/%d", fw, fileidx + 1, filecnt);
|
|
ow_info = info.f.err != 0;
|
|
}
|
|
if (ow_info) {
|
|
fn = strlen(files[fileidx].name);
|
|
if (fn < l->size &&
|
|
win_textwidth(&win.env, files[fileidx].name, fn, true) +
|
|
win_textwidth(&win.env, r->buf, r->p - r->buf, true) < win.w)
|
|
{
|
|
strncpy(l->buf, files[fileidx].name, l->size);
|
|
} else {
|
|
strncpy(l->buf, files[fileidx].base, l->size);
|
|
}
|
|
}
|
|
}
|
|
|
|
void redraw(void)
|
|
{
|
|
int t;
|
|
|
|
if (mode == MODE_IMAGE) {
|
|
img_render(&img);
|
|
if (img.ss.on) {
|
|
t = img.ss.delay * 1000;
|
|
if (img.multi.cnt > 0 && img.multi.animate)
|
|
t = MAX(t, img.multi.length);
|
|
set_timeout(slideshow, t, false);
|
|
}
|
|
} else {
|
|
tns_render(&tns);
|
|
}
|
|
update_info();
|
|
win_draw(&win);
|
|
reset_timeout(redraw);
|
|
reset_cursor();
|
|
}
|
|
|
|
void reset_cursor(void)
|
|
{
|
|
int i;
|
|
cursor_t cursor = CURSOR_NONE;
|
|
|
|
if (mode == MODE_IMAGE) {
|
|
for (i = 0; i < ARRLEN(timeouts); i++) {
|
|
if (timeouts[i].handler == reset_cursor) {
|
|
if (timeouts[i].active)
|
|
cursor = CURSOR_ARROW;
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
if (tns.loadnext < tns.end || tns.initnext < filecnt)
|
|
cursor = CURSOR_WATCH;
|
|
else
|
|
cursor = CURSOR_ARROW;
|
|
}
|
|
win_set_cursor(&win, cursor);
|
|
}
|
|
|
|
void animate(void)
|
|
{
|
|
if (img_frame_animate(&img)) {
|
|
redraw();
|
|
set_timeout(animate, img.multi.frames[img.multi.sel].delay, true);
|
|
}
|
|
}
|
|
|
|
void slideshow(void)
|
|
{
|
|
load_image(fileidx + 1 < filecnt ? fileidx + 1 : 0);
|
|
redraw();
|
|
}
|
|
|
|
void clear_resize(void)
|
|
{
|
|
resized = false;
|
|
}
|
|
|
|
void run_key_handler(const char *key, unsigned int mask)
|
|
{
|
|
pid_t pid;
|
|
FILE *pfs;
|
|
bool marked = mode == MODE_THUMB && markcnt > 0;
|
|
bool changed = false;
|
|
int f, i, pfd[2], status;
|
|
int fcnt = marked ? markcnt : 1;
|
|
char kstr[32];
|
|
struct stat *oldst, st;
|
|
|
|
if (keyhandler.f.err != 0) {
|
|
if (!keyhandler.warned) {
|
|
error(0, keyhandler.f.err, "%s", keyhandler.f.cmd);
|
|
keyhandler.warned = true;
|
|
}
|
|
return;
|
|
}
|
|
if (key == NULL)
|
|
return;
|
|
|
|
if (pipe(pfd) < 0) {
|
|
error(0, errno, "pipe");
|
|
return;
|
|
}
|
|
if ((pfs = fdopen(pfd[1], "w")) == NULL) {
|
|
error(0, errno, "open pipe");
|
|
close(pfd[0]), close(pfd[1]);
|
|
return;
|
|
}
|
|
oldst = emalloc(fcnt * sizeof(*oldst));
|
|
|
|
strncpy(win.bar.l.buf, "Running key handler...", win.bar.l.size);
|
|
win_draw(&win);
|
|
win_set_cursor(&win, CURSOR_WATCH);
|
|
|
|
snprintf(kstr, sizeof(kstr), "%s%s%s%s",
|
|
mask & ControlMask ? "C-" : "",
|
|
mask & Mod1Mask ? "M-" : "",
|
|
mask & ShiftMask ? "S-" : "", key);
|
|
|
|
if ((pid = fork()) == 0) {
|
|
close(pfd[1]);
|
|
dup2(pfd[0], 0);
|
|
execl(keyhandler.f.cmd, keyhandler.f.cmd, kstr, NULL);
|
|
error(EXIT_FAILURE, errno, "exec: %s", keyhandler.f.cmd);
|
|
}
|
|
close(pfd[0]);
|
|
if (pid < 0) {
|
|
error(0, errno, "fork");
|
|
fclose(pfs);
|
|
goto end;
|
|
}
|
|
|
|
for (f = i = 0; f < fcnt; i++) {
|
|
if ((marked && (files[i].flags & FF_MARK)) || (!marked && i == fileidx)) {
|
|
stat(files[i].path, &oldst[f]);
|
|
fprintf(pfs, "%s\n", files[i].path);
|
|
f++;
|
|
}
|
|
}
|
|
fclose(pfs);
|
|
waitpid(pid, &status, 0);
|
|
if (!WIFEXITED(status) || WEXITSTATUS(status) != 0)
|
|
error(0, 0, "%s: Exited abnormally", keyhandler.f.cmd);
|
|
|
|
for (f = i = 0; f < fcnt; i++) {
|
|
if ((marked && (files[i].flags & FF_MARK)) || (!marked && i == fileidx)) {
|
|
if (stat(files[i].path, &st) != 0 ||
|
|
memcmp(&oldst[f].st_mtime, &st.st_mtime, sizeof(st.st_mtime)) != 0)
|
|
{
|
|
if (tns.thumbs != NULL) {
|
|
tns_unload(&tns, i);
|
|
tns.loadnext = MIN(tns.loadnext, i);
|
|
}
|
|
changed = true;
|
|
}
|
|
f++;
|
|
}
|
|
}
|
|
end:
|
|
if (mode == MODE_IMAGE) {
|
|
if (changed) {
|
|
img_close(&img, true);
|
|
load_image(fileidx);
|
|
} else if (info.f.err == 0) {
|
|
info.open = false;
|
|
open_info();
|
|
}
|
|
}
|
|
free(oldst);
|
|
reset_cursor();
|
|
redraw();
|
|
}
|
|
|
|
#define MODMASK(mask) ((mask) & (ShiftMask|ControlMask|Mod1Mask))
|
|
|
|
void on_keypress(XKeyEvent *kev)
|
|
{
|
|
int i;
|
|
unsigned int sh;
|
|
KeySym ksym, shksym;
|
|
char key;
|
|
bool dirty = false;
|
|
|
|
if (kev->state & ShiftMask) {
|
|
kev->state &= ~ShiftMask;
|
|
XLookupString(kev, &key, 1, &shksym, NULL);
|
|
kev->state |= ShiftMask;
|
|
}
|
|
XLookupString(kev, &key, 1, &ksym, NULL);
|
|
sh = (kev->state & ShiftMask) && ksym != shksym ? ShiftMask : 0;
|
|
|
|
if (IsModifierKey(ksym))
|
|
return;
|
|
if (ksym == XK_Escape && MODMASK(kev->state) == 0) {
|
|
extprefix = False;
|
|
} else if (extprefix) {
|
|
run_key_handler(XKeysymToString(ksym), kev->state & ~sh);
|
|
extprefix = False;
|
|
} else if (key >= '0' && key <= '9') {
|
|
/* number prefix for commands */
|
|
prefix = prefix * 10 + (int) (key - '0');
|
|
return;
|
|
} else for (i = 0; i < ARRLEN(keys); i++) {
|
|
if (keys[i].ksym == ksym &&
|
|
MODMASK(keys[i].mask | sh) == MODMASK(kev->state) &&
|
|
keys[i].cmd >= 0 && keys[i].cmd < CMD_COUNT &&
|
|
(cmds[keys[i].cmd].mode < 0 || cmds[keys[i].cmd].mode == mode))
|
|
{
|
|
if (cmds[keys[i].cmd].func(keys[i].arg))
|
|
dirty = true;
|
|
}
|
|
}
|
|
if (dirty)
|
|
redraw();
|
|
prefix = 0;
|
|
}
|
|
|
|
void on_buttonpress(XButtonEvent *bev)
|
|
{
|
|
int i, sel;
|
|
bool dirty = false;
|
|
static Time firstclick;
|
|
|
|
if (mode == MODE_IMAGE) {
|
|
win_set_cursor(&win, CURSOR_ARROW);
|
|
set_timeout(reset_cursor, TO_CURSOR_HIDE, true);
|
|
|
|
for (i = 0; i < ARRLEN(buttons); i++) {
|
|
if (buttons[i].button == bev->button &&
|
|
MODMASK(buttons[i].mask) == MODMASK(bev->state) &&
|
|
buttons[i].cmd >= 0 && buttons[i].cmd < CMD_COUNT &&
|
|
(cmds[buttons[i].cmd].mode < 0 || cmds[buttons[i].cmd].mode == mode))
|
|
{
|
|
if (cmds[buttons[i].cmd].func(buttons[i].arg))
|
|
dirty = true;
|
|
}
|
|
}
|
|
if (dirty)
|
|
redraw();
|
|
} else {
|
|
/* thumbnail mode (hard-coded) */
|
|
switch (bev->button) {
|
|
case Button1:
|
|
if ((sel = tns_translate(&tns, bev->x, bev->y)) >= 0) {
|
|
if (sel != fileidx) {
|
|
tns_highlight(&tns, fileidx, false);
|
|
tns_highlight(&tns, sel, true);
|
|
fileidx = sel;
|
|
firstclick = bev->time;
|
|
redraw();
|
|
} else if (bev->time - firstclick <= TO_DOUBLE_CLICK) {
|
|
mode = MODE_IMAGE;
|
|
set_timeout(reset_cursor, TO_CURSOR_HIDE, true);
|
|
load_image(fileidx);
|
|
redraw();
|
|
} else {
|
|
firstclick = bev->time;
|
|
}
|
|
}
|
|
break;
|
|
case Button3:
|
|
if ((sel = tns_translate(&tns, bev->x, bev->y)) >= 0) {
|
|
files[sel].flags ^= FF_MARK;
|
|
markcnt += files[sel].flags & FF_MARK ? 1 : -1;
|
|
tns_mark(&tns, sel, !!(files[sel].flags & FF_MARK));
|
|
redraw();
|
|
}
|
|
break;
|
|
case Button4:
|
|
case Button5:
|
|
if (tns_scroll(&tns, bev->button == Button4 ? DIR_UP : DIR_DOWN,
|
|
(bev->state & ControlMask) != 0))
|
|
redraw();
|
|
break;
|
|
}
|
|
}
|
|
prefix = 0;
|
|
}
|
|
|
|
void run(void)
|
|
{
|
|
int xfd;
|
|
fd_set fds;
|
|
struct timeval timeout;
|
|
bool discard, init_thumb, load_thumb, to_set;
|
|
XEvent ev, nextev;
|
|
|
|
while (true) {
|
|
to_set = check_timeouts(&timeout);
|
|
init_thumb = mode == MODE_THUMB && tns.initnext < filecnt;
|
|
load_thumb = mode == MODE_THUMB && tns.loadnext < tns.end;
|
|
|
|
if ((init_thumb || load_thumb || to_set || info.fd != -1) &&
|
|
XPending(win.env.dpy) == 0)
|
|
{
|
|
if (load_thumb) {
|
|
set_timeout(redraw, TO_REDRAW_THUMBS, false);
|
|
if (!tns_load(&tns, tns.loadnext, false, false)) {
|
|
remove_file(tns.loadnext, false);
|
|
tns.dirty = true;
|
|
}
|
|
if (tns.loadnext >= tns.end)
|
|
redraw();
|
|
} else if (init_thumb) {
|
|
set_timeout(redraw, TO_REDRAW_THUMBS, false);
|
|
if (!tns_load(&tns, tns.initnext, false, true))
|
|
remove_file(tns.initnext, false);
|
|
} else {
|
|
xfd = ConnectionNumber(win.env.dpy);
|
|
FD_ZERO(&fds);
|
|
FD_SET(xfd, &fds);
|
|
if (info.fd != -1) {
|
|
FD_SET(info.fd, &fds);
|
|
xfd = MAX(xfd, info.fd);
|
|
}
|
|
select(xfd + 1, &fds, 0, 0, to_set ? &timeout : NULL);
|
|
if (info.fd != -1 && FD_ISSET(info.fd, &fds))
|
|
read_info();
|
|
}
|
|
continue;
|
|
}
|
|
|
|
do {
|
|
XNextEvent(win.env.dpy, &ev);
|
|
discard = false;
|
|
if (XEventsQueued(win.env.dpy, QueuedAlready) > 0) {
|
|
XPeekEvent(win.env.dpy, &nextev);
|
|
switch (ev.type) {
|
|
case ConfigureNotify:
|
|
discard = ev.type == nextev.type;
|
|
break;
|
|
case KeyPress:
|
|
discard = (nextev.type == KeyPress || nextev.type == KeyRelease)
|
|
&& ev.xkey.keycode == nextev.xkey.keycode;
|
|
break;
|
|
}
|
|
}
|
|
} while (discard);
|
|
|
|
switch (ev.type) {
|
|
/* handle events */
|
|
case ButtonPress:
|
|
on_buttonpress(&ev.xbutton);
|
|
break;
|
|
case ClientMessage:
|
|
if ((Atom) ev.xclient.data.l[0] == atoms[ATOM_WM_DELETE_WINDOW])
|
|
return;
|
|
break;
|
|
case ConfigureNotify:
|
|
if (win_configure(&win, &ev.xconfigure)) {
|
|
if (mode == MODE_IMAGE) {
|
|
img.dirty = true;
|
|
img.checkpan = true;
|
|
} else {
|
|
tns.dirty = true;
|
|
}
|
|
if (!resized || win.fullscreen) {
|
|
redraw();
|
|
set_timeout(clear_resize, TO_REDRAW_RESIZE, false);
|
|
resized = true;
|
|
} else {
|
|
set_timeout(redraw, TO_REDRAW_RESIZE, false);
|
|
}
|
|
}
|
|
break;
|
|
case KeyPress:
|
|
on_keypress(&ev.xkey);
|
|
break;
|
|
case MotionNotify:
|
|
if (mode == MODE_IMAGE) {
|
|
win_set_cursor(&win, CURSOR_ARROW);
|
|
set_timeout(reset_cursor, TO_CURSOR_HIDE, true);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
int fncmp(const void *a, const void *b)
|
|
{
|
|
return strcoll(((fileinfo_t*) a)->name, ((fileinfo_t*) b)->name);
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
int i, start;
|
|
size_t n;
|
|
ssize_t len;
|
|
char *filename;
|
|
const char *homedir, *dsuffix = "";
|
|
struct stat fstats;
|
|
r_dir_t dir;
|
|
|
|
signal(SIGPIPE, SIG_IGN);
|
|
|
|
parse_options(argc, argv);
|
|
|
|
if (options->clean_cache) {
|
|
tns_init(&tns, NULL, NULL, NULL, NULL);
|
|
tns_clean_cache(&tns);
|
|
exit(EXIT_SUCCESS);
|
|
}
|
|
|
|
if (options->filecnt == 0 && !options->from_stdin) {
|
|
print_usage();
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
if (options->recursive || options->from_stdin)
|
|
filecnt = 1024;
|
|
else
|
|
filecnt = options->filecnt;
|
|
|
|
files = emalloc(filecnt * sizeof(*files));
|
|
memset(files, 0, filecnt * sizeof(*files));
|
|
fileidx = 0;
|
|
|
|
if (options->from_stdin) {
|
|
n = 0;
|
|
filename = NULL;
|
|
while ((len = getline(&filename, &n, stdin)) > 0) {
|
|
if (filename[len-1] == '\n')
|
|
filename[len-1] = '\0';
|
|
check_add_file(filename, true);
|
|
}
|
|
free(filename);
|
|
}
|
|
|
|
for (i = 0; i < options->filecnt; i++) {
|
|
filename = options->filenames[i];
|
|
|
|
if (stat(filename, &fstats) < 0) {
|
|
error(0, errno, "%s", filename);
|
|
continue;
|
|
}
|
|
if (!S_ISDIR(fstats.st_mode)) {
|
|
check_add_file(filename, true);
|
|
} else {
|
|
if (r_opendir(&dir, filename, options->recursive) < 0) {
|
|
error(0, errno, "%s", filename);
|
|
continue;
|
|
}
|
|
start = fileidx;
|
|
while ((filename = r_readdir(&dir)) != NULL) {
|
|
check_add_file(filename, false);
|
|
free((void*) filename);
|
|
}
|
|
r_closedir(&dir);
|
|
if (fileidx - start > 1)
|
|
qsort(files + start, fileidx - start, sizeof(fileinfo_t), fncmp);
|
|
}
|
|
}
|
|
|
|
if (fileidx == 0)
|
|
error(EXIT_FAILURE, 0, "No valid image file given, aborting");
|
|
|
|
filecnt = fileidx;
|
|
fileidx = options->startnum < filecnt ? options->startnum : 0;
|
|
|
|
win_init(&win);
|
|
img_init(&img, &win);
|
|
|
|
if ((homedir = getenv("XDG_CONFIG_HOME")) == NULL || homedir[0] == '\0') {
|
|
homedir = getenv("HOME");
|
|
dsuffix = "/.config";
|
|
}
|
|
if (homedir != NULL) {
|
|
extcmd_t *cmd[] = { &info.f, &keyhandler.f };
|
|
const char *name[] = { "image-info", "key-handler" };
|
|
|
|
for (i = 0; i < ARRLEN(cmd); i++) {
|
|
n = strlen(homedir) + strlen(dsuffix) + strlen(name[i]) + 12;
|
|
cmd[i]->cmd = (char*) emalloc(n);
|
|
snprintf(cmd[i]->cmd, n, "%s%s/sxiv/exec/%s", homedir, dsuffix, name[i]);
|
|
if (access(cmd[i]->cmd, X_OK) != 0)
|
|
cmd[i]->err = errno;
|
|
}
|
|
} else {
|
|
error(0, 0, "Exec directory not found");
|
|
}
|
|
info.fd = -1;
|
|
|
|
if (options->thumb_mode) {
|
|
mode = MODE_THUMB;
|
|
tns_init(&tns, files, &filecnt, &fileidx, &win);
|
|
while (!tns_load(&tns, fileidx, false, false))
|
|
remove_file(fileidx, false);
|
|
} else {
|
|
mode = MODE_IMAGE;
|
|
tns.thumbs = NULL;
|
|
load_image(fileidx);
|
|
}
|
|
win_open(&win);
|
|
win_set_cursor(&win, CURSOR_WATCH);
|
|
|
|
atexit(cleanup);
|
|
|
|
set_timeout(redraw, 25, false);
|
|
|
|
run();
|
|
|
|
return 0;
|
|
}
|