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https://github.com/tmux/tmux.git
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Make pane/window wrapping more logical (so with 10 windows, +10 from
window 5 stays in the same place), and tidy the code. From Tiago Cunha.
This commit is contained in:
Nicholas Marriott
parent
b9c873cdaa
commit
43355fa75c
157
cmd.c
157
cmd.c
@ -117,6 +117,9 @@ struct client *cmd_lookup_client(const char *);
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struct session *cmd_lookup_session(const char *, int *);
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struct winlink *cmd_lookup_window(struct session *, const char *, int *);
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int cmd_lookup_index(struct session *, const char *, int *);
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struct winlink *cmd_find_window_offset(const char *, struct session *, int *);
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int cmd_find_index_offset(const char *, struct session *, int *);
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struct window_pane *cmd_find_pane_offset(const char *, struct winlink *);
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int
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cmd_pack_argv(int argc, char **argv, char *buf, size_t len)
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@ -661,7 +664,6 @@ cmd_find_window(struct cmd_ctx *ctx, const char *arg, struct session **sp)
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const char *winptr;
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char *sessptr = NULL;
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int ambiguous = 0;
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int n = 1;
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/*
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* Find the current session. There must always be a current session, if
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@ -707,21 +709,9 @@ cmd_find_window(struct cmd_ctx *ctx, const char *arg, struct session **sp)
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wl = s->curw;
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else if (winptr[0] == '!' && winptr[1] == '\0')
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wl = TAILQ_FIRST(&s->lastw);
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else if (winptr[0] == '+' || winptr[0] == '-') {
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if (winptr[1] != '\0')
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n = strtonum(winptr + 1, 1, INT_MAX, NULL);
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if (n == 0)
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wl = cmd_lookup_window(s, winptr, &ambiguous);
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else {
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if (winptr[0] == '+')
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wl = winlink_next_by_number(s->curw, n);
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else
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wl = winlink_previous_by_number(s->curw, n);
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/* Search by name before giving up. */
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if (wl == NULL)
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wl = cmd_lookup_window(s, winptr, &ambiguous);
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}
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} else
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else if (winptr[0] == '+' || winptr[0] == '-')
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wl = cmd_find_window_offset(winptr, s, &ambiguous);
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else
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wl = cmd_lookup_window(s, winptr, &ambiguous);
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if (wl == NULL)
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goto not_found;
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@ -739,20 +729,7 @@ no_colon:
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if ((wl = TAILQ_FIRST(&s->lastw)) == NULL)
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goto not_found;
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} else if (arg[0] == '+' || arg[0] == '-') {
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if (arg[1] != '\0')
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n = strtonum(arg + 1, 1, INT_MAX, NULL);
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if (n == 0)
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wl = cmd_lookup_window(s, arg, &ambiguous);
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else {
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if (arg[0] == '+')
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wl = winlink_next_by_number(s->curw, n);
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else
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wl = winlink_previous_by_number(s->curw, n);
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/* Search by name before giving up. */
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if (wl == NULL)
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wl = cmd_lookup_window(s, arg, &ambiguous);
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}
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if (wl == NULL)
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if ((wl = cmd_find_window_offset(arg, s, &ambiguous)) == NULL)
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goto lookup_session;
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} else if ((wl = cmd_lookup_window(s, arg, &ambiguous)) == NULL)
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goto lookup_session;
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@ -792,6 +769,26 @@ not_found:
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return (NULL);
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}
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struct winlink *
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cmd_find_window_offset(const char *winptr, struct session *s, int *ambiguous)
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{
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struct winlink *wl;
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int offset = 1;
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if (winptr[1] != '\0')
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offset = strtonum(winptr + 1, 1, INT_MAX, NULL);
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if (offset == 0)
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wl = cmd_lookup_window(s, winptr, ambiguous);
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else {
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if (winptr[0] == '+')
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wl = winlink_next_by_number(s->curw, s, offset);
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else
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wl = winlink_previous_by_number(s->curw, s, offset);
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}
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return (wl);
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}
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/*
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* Find the target session and window index, whether or not it exists in the
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* session. Return -2 on error or -1 if no window index is specified. This is
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@ -806,7 +803,6 @@ cmd_find_index(struct cmd_ctx *ctx, const char *arg, struct session **sp)
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const char *winptr;
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char *sessptr = NULL;
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int idx, ambiguous = 0;
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int n = 1;
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/*
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* Find the current session. There must always be a current session, if
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@ -855,19 +851,7 @@ cmd_find_index(struct cmd_ctx *ctx, const char *arg, struct session **sp)
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goto not_found;
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idx = wl->idx;
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} else if (winptr[0] == '+' || winptr[0] == '-') {
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if (winptr[1] != '\0')
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n = strtonum(winptr + 1, 1, INT_MAX, NULL);
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if (winptr[0] == '+' && s->curw->idx == INT_MAX)
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idx = cmd_lookup_index(s, winptr, &ambiguous);
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else if (winptr[0] == '-' && s->curw->idx == 0)
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idx = cmd_lookup_index(s, winptr, &ambiguous);
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else if (n == 0)
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idx = cmd_lookup_index(s, winptr, &ambiguous);
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else if (winptr[0] == '+')
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idx = s->curw->idx + n;
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else
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idx = s->curw->idx - n;
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if (idx < 0)
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if ((idx = cmd_find_index_offset(winptr, s, &ambiguous)) < 0)
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goto invalid_index;
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} else if ((idx = cmd_lookup_index(s, winptr, &ambiguous)) == -1)
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goto invalid_index;
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@ -886,19 +870,7 @@ no_colon:
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goto not_found;
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idx = wl->idx;
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} else if (arg[0] == '+' || arg[0] == '-') {
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if (arg[1] != '\0')
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n = strtonum(arg + 1, 1, INT_MAX, NULL);
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if (arg[0] == '+' && s->curw->idx == INT_MAX)
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idx = cmd_lookup_index(s, arg, &ambiguous);
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else if (arg[0] == '-' && s->curw->idx == 0)
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idx = cmd_lookup_index(s, arg, &ambiguous);
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else if (n == 0)
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idx = cmd_lookup_index(s, arg, &ambiguous);
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else if (arg[0] == '+')
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idx = s->curw->idx + n;
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else
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idx = s->curw->idx - n;
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if (idx < 0)
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if ((idx = cmd_find_index_offset(arg, s, &ambiguous)) < 0)
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goto lookup_session;
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} else if ((idx = cmd_lookup_index(s, arg, &ambiguous)) == -1)
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goto lookup_session;
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@ -947,6 +919,32 @@ not_found:
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return (-2);
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}
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int
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cmd_find_index_offset(const char *winptr, struct session *s, int *ambiguous)
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{
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int idx, offset = 1;
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if (winptr[1] != '\0')
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offset = strtonum(winptr + 1, 1, INT_MAX, NULL);
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if (offset == 0)
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idx = cmd_lookup_index(s, winptr, ambiguous);
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else {
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if (winptr[0] == '+') {
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if (s->curw->idx == INT_MAX)
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idx = cmd_lookup_index(s, winptr, ambiguous);
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else
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idx = s->curw->idx + offset;
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} else {
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if (s->curw->idx == 0)
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idx = cmd_lookup_index(s, winptr, ambiguous);
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else
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idx = s->curw->idx - offset;
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}
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}
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return (idx);
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}
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/*
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* Find the target session, window and pane number or report an error and
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* return NULL. The pane number is separated from the session:window by a .,
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@ -961,7 +959,7 @@ cmd_find_pane(struct cmd_ctx *ctx,
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struct layout_cell *lc;
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const char *period, *errstr;
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char *winptr, *paneptr;
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u_int idx, n = 1;
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u_int idx;
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/* Get the current session. */
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if ((s = cmd_current_session(ctx)) == NULL) {
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@ -993,27 +991,9 @@ cmd_find_pane(struct cmd_ctx *ctx,
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paneptr = winptr + (period - arg) + 1;
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if (*paneptr == '\0')
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*wpp = wl->window->active;
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else if (paneptr[0] == '+' || paneptr[0] == '-') {
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if (paneptr[1] != '\0')
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n = strtonum(paneptr + 1, 1, INT_MAX, NULL);
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idx = window_pane_index(wl->window, wl->window->active);
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if (paneptr[0] == '+' && idx == INT_MAX)
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*wpp = TAILQ_FIRST(&wl->window->panes);
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else if (paneptr[0] == '-' && idx == 0)
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*wpp = TAILQ_LAST(&wl->window->panes, window_panes);
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else if (n == 0)
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*wpp = wl->window->active;
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else if (paneptr[0] == '+')
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*wpp = window_pane_at_index(wl->window, idx + n);
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else
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*wpp = window_pane_at_index(wl->window, idx - n);
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if (paneptr[0] == '+' && *wpp == NULL)
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*wpp = TAILQ_FIRST(&wl->window->panes);
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else if (paneptr[0] == '-' && *wpp == NULL)
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*wpp = TAILQ_LAST(&wl->window->panes, window_panes);
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else if (*wpp == NULL)
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goto error;
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} else {
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else if (paneptr[0] == '+' || paneptr[0] == '-')
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*wpp = cmd_find_pane_offset(paneptr, wl);
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else {
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idx = strtonum(paneptr, 0, INT_MAX, &errstr);
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if (errstr != NULL)
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goto lookup_string;
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@ -1065,6 +1045,25 @@ error:
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return (NULL);
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}
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struct window_pane *
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cmd_find_pane_offset(const char *paneptr, struct winlink *wl)
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{
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struct window *w = wl->window;
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struct window_pane *wp = w->active;
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u_int offset = 1;
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if (paneptr[1] != '\0')
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offset = strtonum(paneptr + 1, 1, INT_MAX, NULL);
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if (offset > 0) {
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if (paneptr[0] == '+')
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wp = window_pane_next_by_number(w, wp, offset);
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else
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wp = window_pane_previous_by_number(w, wp, offset);
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}
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return (wp);
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}
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/* Replace the first %% or %idx in template by s. */
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char *
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cmd_template_replace(char *template, const char *s, int idx)
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10
tmux.h
10
tmux.h
@ -1825,8 +1825,10 @@ struct winlink *winlink_add(struct winlinks *, struct window *, int);
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void winlink_remove(struct winlinks *, struct winlink *);
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struct winlink *winlink_next(struct winlink *);
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struct winlink *winlink_previous(struct winlink *);
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struct winlink *winlink_next_by_number(struct winlink *, int);
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struct winlink *winlink_previous_by_number(struct winlink *, int);
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struct winlink *winlink_next_by_number(struct winlink *, struct session *,
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int);
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struct winlink *winlink_previous_by_number(struct winlink *, struct session *,
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int);
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void winlink_stack_push(struct winlink_stack *, struct winlink *);
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void winlink_stack_remove(struct winlink_stack *, struct winlink *);
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int window_index(struct window *, u_int *);
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@ -1841,6 +1843,10 @@ struct window_pane *window_add_pane(struct window *, u_int);
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void window_resize(struct window *, u_int, u_int);
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void window_remove_pane(struct window *, struct window_pane *);
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struct window_pane *window_pane_at_index(struct window *, u_int);
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struct window_pane *window_pane_next_by_number(struct window *,
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struct window_pane *, u_int);
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struct window_pane *window_pane_previous_by_number(struct window *,
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struct window_pane *, u_int);
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u_int window_pane_index(struct window *, struct window_pane *);
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u_int window_count_panes(struct window *);
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void window_destroy_panes(struct window *);
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31
window.c
31
window.c
@ -173,22 +173,22 @@ winlink_previous(struct winlink *wl)
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}
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struct winlink *
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winlink_next_by_number(struct winlink *wl, int n)
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winlink_next_by_number(struct winlink *wl, struct session *s, int n)
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{
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for (; n > 0; n--) {
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if ((wl = RB_NEXT(winlinks, wwl, wl)) == NULL)
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break;
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wl = RB_MIN(winlinks, &s->windows);
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}
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return (wl);
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}
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struct winlink *
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winlink_previous_by_number(struct winlink *wl, int n)
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winlink_previous_by_number(struct winlink *wl, struct session *s, int n)
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{
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for (; n > 0; n--) {
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if ((wl = RB_PREV(winlinks, wwl, wl)) == NULL)
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break;
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wl = RB_MAX(winlinks, &s->windows);
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}
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return (wl);
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@ -391,6 +391,29 @@ window_pane_at_index(struct window *w, u_int idx)
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return (NULL);
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}
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struct window_pane *
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window_pane_next_by_number(struct window *w, struct window_pane *wp, u_int n)
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{
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for (; n > 0; n--) {
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if ((wp = TAILQ_NEXT(wp, entry)) == NULL)
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wp = TAILQ_FIRST(&w->panes);
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}
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return (wp);
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}
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struct window_pane *
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window_pane_previous_by_number(struct window *w, struct window_pane *wp,
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u_int n)
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{
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for (; n > 0; n--) {
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if ((wp = TAILQ_PREV(wp, window_panes, entry)) == NULL)
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wp = TAILQ_LAST(&w->panes, window_panes);
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}
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return (wp);
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}
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u_int
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window_pane_index(struct window *w, struct window_pane *wp)
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{
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