Correct timeout handling, more complex

This commit is contained in:
Bert 2011-02-21 22:05:30 +01:00
parent 88b5c5f2e4
commit 4cfb8a204a
1 changed files with 53 additions and 42 deletions

93
main.c
View File

@ -254,24 +254,23 @@ void read_dir_rec(const char *dirname) {
/* event handling */
int timeout;
unsigned char hidecur;
#define TO_WIN_RESIZE 75000;
#define TO_IMAGE_DRAG 1000;
#define TO_CURSOR_HIDE 1500000;
#define TO_THUMBS_LOAD 75000;
int timo_cursor;
int timo_redraw;
int mox, moy;
unsigned char drag;
int mox, moy;
void redraw() {
if (mode == MODE_NORMAL) {
if (!drag && hidecur) {
win_set_cursor(&win, CURSOR_NONE);
hidecur = 0;
}
if (mode == MODE_NORMAL)
img_render(&img, &win);
} else {
else
tns_render(&tns, &win);
}
update_title();
timeout = 0;
timo_redraw = 0;
}
void on_keypress(XKeyEvent *kev) {
@ -391,7 +390,7 @@ void on_keypress(XKeyEvent *kev) {
tns_init(&tns, filecnt);
mode = MODE_THUMBS;
win_set_cursor(&win, CURSOR_ARROW);
hidecur = 0;
timo_cursor = 0;
tns.sel = fileidx;
changed = tns.dirty = 1;
break;
@ -489,7 +488,7 @@ void on_buttonpress(XButtonEvent *bev) {
mox = bev->x;
moy = bev->y;
win_set_cursor(&win, CURSOR_HAND);
hidecur = 0;
timo_cursor = 0;
drag = 1;
break;
case Button3:
@ -530,7 +529,7 @@ void on_buttonpress(XButtonEvent *bev) {
fileidx = tns.sel;
load_image();
mode = MODE_NORMAL;
win_set_cursor(&win, CURSOR_NONE);
timo_cursor = TO_CURSOR_HIDE;
} else {
tns_highlight(&tns, &win, tns.sel, False);
tns_highlight(&tns, &win, sel, True);
@ -559,7 +558,7 @@ void on_motionnotify(XMotionEvent *mev) {
if (mev->x >= 0 && mev->x <= win.w && mev->y >= 0 && mev->y <= win.h) {
if (img_move(&img, &win, mev->x - mox, mev->y - moy))
timeout = 1000;
timo_redraw = TO_IMAGE_DRAG;
mox = mev->x;
moy = mev->y;
@ -567,17 +566,16 @@ void on_motionnotify(XMotionEvent *mev) {
}
void run() {
int xfd;
int xfd, timeout;
fd_set fds;
struct timeval t, t0;
struct timeval tt, t0, t1;
XEvent ev;
drag = timeout = 0;
timo_cursor = timo_redraw = 0;
drag = 0;
if (mode == MODE_NORMAL) {
hidecur = 1;
timeout = 1500000;
}
if (mode == MODE_NORMAL)
timo_cursor = TO_CURSOR_HIDE;
while (1) {
if (mode == MODE_THUMBS && tns.cnt < filecnt) {
@ -586,8 +584,8 @@ void run() {
while (!XPending(win.env.dpy) && tns.cnt < filecnt) {
tns_load(&tns, &win, filenames[tns.cnt]);
gettimeofday(&t, 0);
if (TV_TO_DOUBLE(t) - TV_TO_DOUBLE(t0) >= 0.25)
gettimeofday(&t1, 0);
if (TV_TO_DOUBLE(t1) - TV_TO_DOUBLE(t0) >= 0.25)
break;
}
if (tns.cnt == filecnt)
@ -596,24 +594,40 @@ void run() {
redraw();
continue;
} else {
timeout = 75000;
timo_redraw = TO_THUMBS_LOAD;
}
} else if (timeout) {
t.tv_sec = timeout / 1000000;
t.tv_usec = timeout % 1000000;
} else if (timo_cursor || timo_redraw) {
gettimeofday(&t0, 0);
if (timo_cursor && timo_redraw)
timeout = MIN(timo_cursor, timo_redraw);
else if (timo_cursor)
timeout = timo_cursor;
else
timeout = timo_redraw;
tt.tv_sec = timeout / 1000000;
tt.tv_usec = timeout % 1000000;
xfd = ConnectionNumber(win.env.dpy);
FD_ZERO(&fds);
FD_SET(xfd, &fds);
if (!XPending(win.env.dpy) && !select(xfd + 1, &fds, 0, 0, &t)) {
/* timeout fired */
if (hidecur) {
if (!XPending(win.env.dpy))
select(xfd + 1, &fds, 0, 0, &tt);
gettimeofday(&t1, 0);
timeout = MIN((TV_TO_DOUBLE(t1) - TV_TO_DOUBLE(t0)) * 1000000, timeout);
/* timeouts fired? */
if (timo_cursor) {
timo_cursor = MAX(0, timo_cursor - timeout);
if (!timo_cursor)
win_set_cursor(&win, CURSOR_NONE);
hidecur = 0;
} else {
}
if (timo_redraw) {
timo_redraw = MAX(0, timo_redraw - timeout);
if (!timo_redraw)
redraw();
}
}
if (!XPending(win.env.dpy) && (timo_cursor || timo_redraw))
continue;
}
if (!XNextEvent(win.env.dpy, &ev)) {
@ -629,8 +643,7 @@ void run() {
drag = 0;
if (mode == MODE_NORMAL) {
win_set_cursor(&win, CURSOR_ARROW);
hidecur = 1;
timeout = 1500000;
timo_cursor = TO_CURSOR_HIDE;
}
}
break;
@ -638,16 +651,14 @@ void run() {
if (drag) {
on_motionnotify(&ev.xmotion);
} else if (mode == MODE_NORMAL) {
if (!hidecur) {
if (!timo_cursor)
win_set_cursor(&win, CURSOR_ARROW);
hidecur = 1;
}
timeout = 1500000;
timo_cursor = TO_CURSOR_HIDE;
}
break;
case ConfigureNotify:
if (win_configure(&win, &ev.xconfigure)) {
timeout = 75000;
timo_redraw = TO_WIN_RESIZE;
if (mode == MODE_NORMAL)
img.checkpan = 1;
else