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Add support to drag and resize floating window panes.

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This commit is contained in:
Michael Grant
2025-10-30 21:42:32 +01:00
parent 39d2839e37
commit 34e858ea05
4 changed files with 152 additions and 5 deletions
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133
cmd-resize-pane.c
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@@ -29,7 +29,9 @@
static enum cmd_retval cmd_resize_pane_exec(struct cmd *, struct cmdq_item *);
static void cmd_resize_pane_mouse_update(struct client *,
static void cmd_resize_pane_mouse_update_floating(struct client *,
struct mouse_event *);
static void cmd_resize_pane_mouse_update_tiled(struct client *,
struct mouse_event *);
const struct cmd_entry cmd_resize_pane_entry = {
@@ -80,8 +82,13 @@ cmd_resize_pane_exec(struct cmd *self, struct cmdq_item *item)
return (CMD_RETURN_NORMAL);
if (c == NULL || c->session != s)
return (CMD_RETURN_NORMAL);
c->tty.mouse_drag_update = cmd_resize_pane_mouse_update;
cmd_resize_pane_mouse_update(c, &event->m);
if (c->tty.mouse_wp->layout_cell != NULL) {
c->tty.mouse_drag_update = cmd_resize_pane_mouse_update_tiled;
cmd_resize_pane_mouse_update_tiled(c, &event->m);
} else {
c->tty.mouse_drag_update = cmd_resize_pane_mouse_update_floating;
cmd_resize_pane_mouse_update_floating(c, &event->m);
}
return (CMD_RETURN_NORMAL);
}
@@ -149,7 +156,125 @@ cmd_resize_pane_exec(struct cmd *self, struct cmdq_item *item)
}
static void
cmd_resize_pane_mouse_update(struct client *c, struct mouse_event *m)
cmd_resize_pane_mouse_update_floating(struct client *c, struct mouse_event *m)
{
struct winlink *wl;
struct window *w;
struct window_pane *wp;
u_int y, ly, x, lx, new_sx, new_sy;
wl = cmd_mouse_window(m, NULL);
if (wl == NULL) {
c->tty.mouse_drag_update = NULL;
return;
}
w = wl->window;
y = m->y + m->oy; x = m->x + m->ox;
if (m->statusat == 0 && y >= m->statuslines)
y -= m->statuslines;
else if (m->statusat > 0 && y >= (u_int)m->statusat)
y = m->statusat - 1;
ly = m->ly + m->oy; lx = m->lx + m->ox;
if (m->statusat == 0 && ly >= m->statuslines)
ly -= m->statuslines;
else if (m->statusat > 0 && ly >= (u_int)m->statusat)
ly = m->statusat - 1;
wp = c->tty.mouse_wp;
log_debug("%s: %%%u resize_pane xoff=%u sx=%u xy=%ux%u lxy=%ux%u",
__func__, wp->id, wp->xoff, wp->sx, x, y, lx, ly);
if (((m->lx == wp->xoff - 1) || (m->lx == wp->xoff)) &&
(m->ly == wp->yoff - 1)) {
/* Top left border */
new_sx = wp->sx + (lx - x);
if (new_sx < PANE_MINIMUM)
new_sx = PANE_MINIMUM;
new_sy = wp->sy + (ly - y);
if (new_sy < PANE_MINIMUM)
new_sy = PANE_MINIMUM;
window_pane_move(wp, x + 1, y + 1);
window_pane_resize(wp, new_sx, new_sy);
server_redraw_window(w);
} else if (((m->lx == wp->xoff + wp->sx + 1) ||
(m->lx == wp->xoff + wp->sx)) &&
(m->ly == wp->yoff - 1)) {
/* Top right border */
new_sx = x - wp->xoff - 1;
if (new_sx < PANE_MINIMUM)
new_sx = PANE_MINIMUM;
new_sy = wp->sy + (ly - y);
if (new_sy < PANE_MINIMUM)
new_sy = PANE_MINIMUM;
window_pane_move(wp, wp->xoff, y + 1);
window_pane_resize(wp, new_sx, new_sy);
server_redraw_window(w);
} else if (((m->lx == wp->xoff - 1) || (m->lx == wp->xoff)) &&
(m->ly == wp->yoff + wp->sy)) {
/* Bottom left border */
new_sx = wp->sx + (lx - x);
if (new_sx < PANE_MINIMUM)
new_sx = PANE_MINIMUM;
new_sy = y - wp->yoff;
if (new_sy < PANE_MINIMUM)
return;
window_pane_move(wp, x + 1, wp->yoff);
window_pane_resize(wp, new_sx, new_sy);
server_redraw_window(w);
} else if (((m->lx == wp->xoff + wp->sx + 1) ||
(m->lx == wp->xoff + wp->sx)) &&
(m->ly == wp->yoff + wp->sy)) {
/* Bottom right corner */
new_sx = x - wp->xoff - 1;
if (new_sx < PANE_MINIMUM)
new_sx = PANE_MINIMUM;
new_sy = y - wp->yoff;
if (new_sy < PANE_MINIMUM)
new_sy = PANE_MINIMUM;
window_pane_resize(wp, new_sx, new_sy);
server_redraw_window(w);
} else if (m->lx == wp->xoff + wp->sx + 1) {
/* Right border */
new_sx = x - wp->xoff - 1;
if (new_sx < PANE_MINIMUM)
return;
window_pane_resize(wp, new_sx, wp->sy);
server_redraw_window(w);
} else if (m->lx == wp->xoff - 1) {
/* Left border */
new_sx = wp->sx + (lx - x);
if (new_sx < PANE_MINIMUM)
return;
window_pane_move(wp, x + 1, wp->yoff);
window_pane_resize(wp, new_sx, wp->sy);
server_redraw_window(w);
} else if (m->ly == wp->yoff + wp->sy) {
/* Bottom border */
new_sy = y - wp->yoff;
if (new_sy < PANE_MINIMUM)
return;
window_pane_resize(wp, wp->sx, new_sy);
server_redraw_window(w);
} else if (m->ly == wp->yoff - 1) {
/* Top border */
window_pane_move(wp, wp->xoff + (x - lx), y + 1);
/*
new_sy = wp->sy + (ly - y);
if (new_sy < PANE_MINIMUM)
return;
window_pane_move(wp, wp->xoff, y + 1);
window_pane_resize(wp, wp->sx, new_sy);
*/
server_redraw_window(w);
} else {
log_debug("%s: %%%u resize_pane xoff=%u sx=%u xy=%ux%u lxy=%ux%u <else>",
__func__, wp->id, wp->xoff, wp->sx, x, y, lx, ly);
}
}
static void
cmd_resize_pane_mouse_update_tiled(struct client *c, struct mouse_event *m)
{
struct winlink *wl;
struct window *w;