Make mouse event structure clearer by defining events (up, click, drag)

and simplifying how buttons and wheels are represented, from Ailin
Nemui. Should be no functional changes.
pull/1/head
Nicholas Marriott 2012-10-26 14:35:42 +00:00
parent 2a609b332f
commit d210d99cce
8 changed files with 155 additions and 108 deletions

View File

@ -200,7 +200,7 @@ input_key(struct window_pane *wp, int key)
/* Translate mouse and output. */
void
input_mouse(struct window_pane *wp, struct mouse_event *m)
input_mouse(struct window_pane *wp, struct session *s, struct mouse_event *m)
{
char buf[10];
size_t len;
@ -208,14 +208,14 @@ input_mouse(struct window_pane *wp, struct mouse_event *m)
if (wp->screen->mode & ALL_MOUSE_MODES) {
if (wp->screen->mode & MODE_MOUSE_UTF8) {
len = xsnprintf(buf, sizeof buf, "\033[M");
len += utf8_split2(m->b + 32, &buf[len]);
len += utf8_split2(m->xb + 32, &buf[len]);
len += utf8_split2(m->x + 33, &buf[len]);
len += utf8_split2(m->y + 33, &buf[len]);
} else {
if (m->b > 223 || m->x >= 222 || m->y > 222)
if (m->xb > 223 || m->x >= 222 || m->y > 222)
return;
len = xsnprintf(buf, sizeof buf, "\033[M");
buf[len++] = m->b + 32;
buf[len++] = m->xb + 32;
buf[len++] = m->x + 33;
buf[len++] = m->y + 33;
}
@ -223,12 +223,12 @@ input_mouse(struct window_pane *wp, struct mouse_event *m)
return;
}
if ((m->b & 3) != 1 &&
if ((m->xb & 3) != 1 &&
options_get_number(&wp->window->options, "mode-mouse") == 1) {
if (window_pane_set_mode(wp, &window_copy_mode) == 0) {
window_copy_init_from_pane(wp);
if (wp->mode->mouse != NULL)
wp->mode->mouse(wp, NULL, m);
wp->mode->mouse(wp, s, m);
}
return;
}

View File

@ -488,50 +488,51 @@ layout_resize_pane(struct window_pane *wp, enum layout_type type, int change)
}
void
layout_resize_pane_mouse(struct client *c, struct mouse_event *mouse)
layout_resize_pane_mouse(struct client *c)
{
struct window *w;
struct window_pane *wp;
struct mouse_event *m = &c->tty.mouse;
int pane_border;
w = c->session->curw->window;
pane_border = 0;
if ((c->last_mouse.b & MOUSE_BUTTON) != MOUSE_UP &&
(c->last_mouse.b & MOUSE_RESIZE_PANE)) {
if (m->event & MOUSE_EVENT_DRAG && m->flags & MOUSE_RESIZE_PANE) {
TAILQ_FOREACH(wp, &w->panes, entry) {
if (wp->xoff + wp->sx == c->last_mouse.x &&
wp->yoff <= 1 + c->last_mouse.y &&
wp->yoff + wp->sy >= c->last_mouse.y) {
if (wp->xoff + wp->sx == m->lx &&
wp->yoff <= 1 + m->ly &&
wp->yoff + wp->sy >= m->ly) {
layout_resize_pane(wp, LAYOUT_LEFTRIGHT,
mouse->x - c->last_mouse.x);
m->x - m->lx);
pane_border = 1;
}
if (wp->yoff + wp->sy == c->last_mouse.y &&
wp->xoff <= 1 + c->last_mouse.x &&
wp->xoff + wp->sx >= c->last_mouse.x) {
if (wp->yoff + wp->sy == m->ly &&
wp->xoff <= 1 + m->lx &&
wp->xoff + wp->sx >= m->lx) {
layout_resize_pane(wp, LAYOUT_TOPBOTTOM,
mouse->y - c->last_mouse.y);
m->y - m->ly);
pane_border = 1;
}
}
if (pane_border)
server_redraw_window(w);
} else if (mouse->b != MOUSE_UP &&
mouse->b == (mouse->b & MOUSE_BUTTON)) {
} else if (~m->event & MOUSE_EVENT_UP) {
TAILQ_FOREACH(wp, &w->panes, entry) {
if ((wp->xoff + wp->sx == mouse->x &&
wp->yoff <= 1 + mouse->y &&
wp->yoff + wp->sy >= mouse->y) ||
(wp->yoff + wp->sy == mouse->y &&
wp->xoff <= 1 + mouse->x &&
wp->xoff + wp->sx >= mouse->x)) {
if ((wp->xoff + wp->sx == m->x &&
wp->yoff <= 1 + m->y &&
wp->yoff + wp->sy >= m->y) ||
(wp->yoff + wp->sy == m->y &&
wp->xoff <= 1 + m->x &&
wp->xoff + wp->sx >= m->x)) {
pane_border = 1;
}
}
}
if (pane_border)
mouse->b |= MOUSE_RESIZE_PANE;
m->flags |= MOUSE_RESIZE_PANE;
else
m->flags &= ~MOUSE_RESIZE_PANE;
}
int

View File

@ -28,8 +28,7 @@
#include "tmux.h"
void server_client_check_mouse(struct client *, struct window_pane *,
struct mouse_event *);
void server_client_check_mouse(struct client *, struct window_pane *);
void server_client_repeat_timer(int, short, void *);
void server_client_check_exit(struct client *);
void server_client_check_redraw(struct client *);
@ -87,8 +86,12 @@ server_client_create(int fd)
c->prompt_buffer = NULL;
c->prompt_index = 0;
c->last_mouse.b = MOUSE_UP;
c->last_mouse.x = c->last_mouse.y = -1;
c->tty.mouse.xb = c->tty.mouse.button = 3;
c->tty.mouse.x = c->tty.mouse.y = -1;
c->tty.mouse.lx = c->tty.mouse.ly = -1;
c->tty.mouse.sx = c->tty.mouse.sy = -1;
c->tty.mouse.event = MOUSE_EVENT_UP;
c->tty.mouse.flags = 0;
evtimer_set(&c->repeat_timer, server_client_repeat_timer, c);
@ -271,37 +274,28 @@ server_client_status_timer(void)
/* Check for mouse keys. */
void
server_client_check_mouse(
struct client *c, struct window_pane *wp, struct mouse_event *mouse)
server_client_check_mouse(struct client *c, struct window_pane *wp)
{
struct session *s = c->session;
struct options *oo = &s->options;
int statusat;
struct session *s = c->session;
struct options *oo = &s->options;
struct mouse_event *m = &c->tty.mouse;
int statusat;
statusat = status_at_line(c);
/* Is this a window selection click on the status line? */
if (statusat != -1 && mouse->y == (u_int)statusat &&
if (statusat != -1 && m->y == (u_int)statusat &&
options_get_number(oo, "mouse-select-window")) {
if (mouse->b == MOUSE_UP && c->last_mouse.b != MOUSE_UP) {
status_set_window_at(c, mouse->x);
recalculate_sizes();
return;
}
if (mouse->b & MOUSE_45) {
if ((mouse->b & MOUSE_BUTTON) == MOUSE_1) {
if (m->event & MOUSE_EVENT_CLICK) {
status_set_window_at(c, m->x);
} else if (m->event == MOUSE_EVENT_WHEEL) {
if (m->wheel == MOUSE_WHEEL_UP)
session_previous(c->session, 0);
server_redraw_session(s);
recalculate_sizes();
}
if ((mouse->b & MOUSE_BUTTON) == MOUSE_2) {
else if (m->wheel == MOUSE_WHEEL_DOWN)
session_next(c->session, 0);
server_redraw_session(s);
recalculate_sizes();
}
return;
server_redraw_session(s);
}
memcpy(&c->last_mouse, mouse, sizeof c->last_mouse);
recalculate_sizes();
return;
}
@ -310,27 +304,25 @@ server_client_check_mouse(
* top and limit if at the bottom. From here on a struct mouse
* represents the offset onto the window itself.
*/
if (statusat == 0 &&mouse->y > 0)
mouse->y--;
else if (statusat > 0 && mouse->y >= (u_int)statusat)
mouse->y = statusat - 1;
if (statusat == 0 && m->y > 0)
m->y--;
else if (statusat > 0 && m->y >= (u_int)statusat)
m->y = statusat - 1;
/* Is this a pane selection? Allow down only in copy mode. */
if (options_get_number(oo, "mouse-select-pane") &&
((!(mouse->b & MOUSE_DRAG) && mouse->b != MOUSE_UP) ||
wp->mode != &window_copy_mode)) {
window_set_active_at(wp->window, mouse->x, mouse->y);
(m->event == MOUSE_EVENT_DOWN || wp->mode != &window_copy_mode)) {
window_set_active_at(wp->window, m->x, m->y);
server_redraw_window_borders(wp->window);
wp = wp->window->active; /* may have changed */
}
/* Check if trying to resize pane. */
if (options_get_number(oo, "mouse-resize-pane"))
layout_resize_pane_mouse(c, mouse);
layout_resize_pane_mouse(c);
/* Update last and pass through to client. */
memcpy(&c->last_mouse, mouse, sizeof c->last_mouse);
window_pane_mouse(wp, c->session, mouse);
window_pane_mouse(wp, c->session, m);
}
/* Handle data key input from client. */
@ -385,7 +377,7 @@ server_client_handle_key(struct client *c, int key)
if (key == KEYC_MOUSE) {
if (c->flags & CLIENT_READONLY)
return;
server_client_check_mouse(c, wp, &c->tty.mouse);
server_client_check_mouse(c, wp);
return;
}
@ -524,7 +516,7 @@ server_client_reset_state(struct client *c)
* a smooth appearance.
*/
mode = s->mode;
if ((c->last_mouse.b & MOUSE_RESIZE_PANE) &&
if ((c->tty.mouse.flags & MOUSE_RESIZE_PANE) &&
!(mode & (MODE_MOUSE_BUTTON|MODE_MOUSE_ANY)))
mode |= MODE_MOUSE_BUTTON;

72
tmux.h
View File

@ -1119,29 +1119,6 @@ struct session {
RB_HEAD(sessions, session);
ARRAY_DECL(sessionslist, struct session *);
/*
* Mouse input. xterm mouse mode is fairly silly. Buttons are in the bottom two
* bits: 0 = button 1; 1 = button 2; 2 = button 3; 3 = buttons released. Bits
* 3, 4 and 5 are for keys. Bit 6 is set for dragging and 7 for mouse buttons 4
* and 5.
*/
struct mouse_event {
u_int b;
#define MOUSE_1 0
#define MOUSE_2 1
#define MOUSE_3 2
#define MOUSE_UP 3
#define MOUSE_BUTTON 3
#define MOUSE_SHIFT 4
#define MOUSE_ESCAPE 8
#define MOUSE_CTRL 16
#define MOUSE_DRAG 32
#define MOUSE_45 64
#define MOUSE_RESIZE_PANE 128 /* marker for resizing */
u_int x;
u_int y;
};
/* TTY information. */
struct tty_key {
char ch;
@ -1170,6 +1147,47 @@ struct tty_term {
};
LIST_HEAD(tty_terms, tty_term);
/* Mouse wheel states. */
#define MOUSE_WHEEL_UP 0
#define MOUSE_WHEEL_DOWN 1
/* Mouse events. */
#define MOUSE_EVENT_DOWN (1 << 0)
#define MOUSE_EVENT_DRAG (1 << 1)
#define MOUSE_EVENT_UP (1 << 2)
#define MOUSE_EVENT_CLICK (1 << 3)
#define MOUSE_EVENT_WHEEL (1 << 4)
/* Mouse flags. */
#define MOUSE_RESIZE_PANE (1 << 0)
/*
* Mouse input. When sent by xterm:
*
* - buttons are in the bottom two bits: 0 = b1; 1 = b2; 2 = b3; 3 = released
* - bits 3, 4 and 5 are for keys
* - bit 6 is set for dragging
* - bit 7 for buttons 4 and 5
*/
struct mouse_event {
u_int xb;
u_int x;
u_int lx;
u_int sx;
u_int y;
u_int ly;
u_int sy;
u_int button;
u_int clicks;
int wheel;
int event;
int flags;
};
struct tty {
struct client *client;
@ -1330,8 +1348,6 @@ struct client {
struct session *session;
struct session *last_session;
struct mouse_event last_mouse;
int wlmouse;
int references;
@ -1926,7 +1942,8 @@ void input_parse(struct window_pane *);
/* input-key.c */
void input_key(struct window_pane *, int);
void input_mouse(struct window_pane *, struct mouse_event *);
void input_mouse(struct window_pane *, struct session *,
struct mouse_event *);
/* xterm-keys.c */
char *xterm_keys_lookup(int);
@ -2170,8 +2187,7 @@ void layout_free(struct window *);
void layout_resize(struct window *, u_int, u_int);
void layout_resize_pane(
struct window_pane *, enum layout_type, int);
void layout_resize_pane_mouse(
struct client *c, struct mouse_event *mouse);
void layout_resize_pane_mouse(struct client *c);
void layout_assign_pane(struct layout_cell *, struct window_pane *);
struct layout_cell *layout_split_pane(
struct window_pane *, enum layout_type, int, int);

View File

@ -611,7 +611,7 @@ tty_keys_mouse(struct tty *tty, const char *buf, size_t len, size_t *size)
{
struct mouse_event *m = &tty->mouse;
struct utf8_data utf8data;
u_int i, value;
u_int i, value, x, y, b;
/*
* Standard mouse sequences are \033[M followed by three characters
@ -622,6 +622,7 @@ tty_keys_mouse(struct tty *tty, const char *buf, size_t len, size_t *size)
*/
*size = 0;
x = y = b = 0;
/* First three bytes are always \033[M. */
if (buf[0] != '\033')
@ -661,21 +662,58 @@ tty_keys_mouse(struct tty *tty, const char *buf, size_t len, size_t *size)
}
if (i == 0)
m->b = value;
b = value;
else if (i == 1)
m->x = value;
x = value;
else
m->y = value;
y = value;
}
log_debug("mouse input: %.*s", (int) *size, buf);
/* Check and return the mouse input. */
if (m->b < 32 || m->x < 33 || m->y < 33)
if (b < 32 || x < 33 || y < 33)
return (-1);
m->b -= 32;
m->x -= 33;
m->y -= 33;
log_debug("mouse position: x=%u y=%u b=%u", m->x, m->y, m->b);
b -= 32;
x -= 33;
y -= 33;
log_debug("mouse position: x=%u y=%u b=%u", x, y, b);
/* Fill in mouse structure. */
if (~m->event & MOUSE_EVENT_WHEEL) {
m->lx = m->x;
m->ly = m->y;
}
m->xb = b;
if (b & 64) { /* wheel button */
b &= 3;
if (b == 0)
m->wheel = MOUSE_WHEEL_UP;
else if (b == 1)
m->wheel = MOUSE_WHEEL_DOWN;
m->event = MOUSE_EVENT_WHEEL;
} else if ((b & 3) == 3) {
if (~m->event & MOUSE_EVENT_DRAG && x == m->x && y == m->y) {
m->event = MOUSE_EVENT_CLICK;
} else
m->event = MOUSE_EVENT_DRAG;
m->event |= MOUSE_EVENT_UP;
} else {
if (b & 32) /* drag motion */
m->event = MOUSE_EVENT_DRAG;
else {
if (m->event & MOUSE_EVENT_UP && x == m->x && y == m->y)
m->clicks = (m->clicks + 1) % 3;
else
m->clicks = 0;
m->sx = x;
m->sy = y;
m->event = MOUSE_EVENT_DOWN;
}
m->button = (b & 3);
}
m->x = x;
m->y = y;
return (0);
}

View File

@ -623,7 +623,7 @@ window_choose_mouse(
struct window_choose_mode_item *item;
u_int idx;
if ((m->b & 3) == 3)
if (~m->event & MOUSE_EVENT_CLICK)
return;
if (m->x >= screen_size_x(s))
return;

View File

@ -829,11 +829,11 @@ window_copy_mouse(
return;
/* If mouse wheel (buttons 4 and 5), scroll. */
if ((m->b & MOUSE_45)) {
if ((m->b & MOUSE_BUTTON) == MOUSE_1) {
if (m->event == MOUSE_EVENT_WHEEL) {
if (m->wheel == MOUSE_WHEEL_UP) {
for (i = 0; i < 5; i++)
window_copy_cursor_up(wp, 0);
} else if ((m->b & MOUSE_BUTTON) == MOUSE_2) {
} else if (m->wheel == MOUSE_WHEEL_DOWN) {
for (i = 0; i < 5; i++)
window_copy_cursor_down(wp, 0);
if (data->oy == 0)
@ -847,7 +847,7 @@ window_copy_mouse(
* pressed, or stop the selection on their release.
*/
if (s->mode & MODE_MOUSE_BUTTON) {
if ((m->b & MOUSE_BUTTON) != MOUSE_UP) {
if (~m->event & MOUSE_EVENT_UP) {
window_copy_update_cursor(wp, m->x, m->y);
if (window_copy_update_selection(wp))
window_copy_redraw_screen(wp);
@ -857,7 +857,7 @@ window_copy_mouse(
}
/* Otherwise if other buttons pressed, start selection and motion. */
if ((m->b & MOUSE_BUTTON) != MOUSE_UP) {
if (~m->event & MOUSE_EVENT_UP) {
s->mode &= ~MODE_MOUSE_STANDARD;
s->mode |= MODE_MOUSE_BUTTON;

View File

@ -1011,7 +1011,7 @@ window_pane_mouse(
options_get_number(&wp->window->options, "mode-mouse"))
wp->mode->mouse(wp, sess, m);
} else if (wp->fd != -1)
input_mouse(wp, m);
input_mouse(wp, sess, m);
}
int