diff options
Diffstat (limited to 'cmd-resize-pane.c')
| -rw-r--r-- | cmd-resize-pane.c | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/cmd-resize-pane.c b/cmd-resize-pane.c new file mode 100644 index 0000000..c943944 --- /dev/null +++ b/cmd-resize-pane.c @@ -0,0 +1,215 @@ +/* $OpenBSD$ */ + +/* + * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER + * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING + * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <sys/types.h> + +#include <stdlib.h> +#include <string.h> + +#include "tmux.h" + +/* + * Increase or decrease pane size. + */ + +static enum cmd_retval cmd_resize_pane_exec(struct cmd *, struct cmdq_item *); + +static void cmd_resize_pane_mouse_update(struct client *, + struct mouse_event *); + +const struct cmd_entry cmd_resize_pane_entry = { + .name = "resize-pane", + .alias = "resizep", + + .args = { "DLMRTt:Ux:y:Z", 0, 1, NULL }, + .usage = "[-DLMRTUZ] [-x width] [-y height] " CMD_TARGET_PANE_USAGE " " + "[adjustment]", + + .target = { 't', CMD_FIND_PANE, 0 }, + + .flags = CMD_AFTERHOOK, + .exec = cmd_resize_pane_exec +}; + +static enum cmd_retval +cmd_resize_pane_exec(struct cmd *self, struct cmdq_item *item) +{ + struct args *args = cmd_get_args(self); + struct cmd_find_state *target = cmdq_get_target(item); + struct key_event *event = cmdq_get_event(item); + struct window_pane *wp = target->wp; + struct winlink *wl = target->wl; + struct window *w = wl->window; + struct client *c = cmdq_get_client(item); + struct session *s = target->s; + const char *errstr; + char *cause; + u_int adjust; + int x, y, status; + struct grid *gd = wp->base.grid; + + if (args_has(args, 'T')) { + if (!TAILQ_EMPTY(&wp->modes)) + return (CMD_RETURN_NORMAL); + adjust = screen_size_y(&wp->base) - 1 - wp->base.cy; + if (adjust > gd->hsize) + adjust = gd->hsize; + grid_remove_history(gd, adjust); + wp->base.cy += adjust; + wp->flags |= PANE_REDRAW; + return (CMD_RETURN_NORMAL); + } + + if (args_has(args, 'M')) { + if (!event->m.valid || cmd_mouse_window(&event->m, &s) == NULL) + 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); + return (CMD_RETURN_NORMAL); + } + + if (args_has(args, 'Z')) { + if (w->flags & WINDOW_ZOOMED) + window_unzoom(w); + else + window_zoom(wp); + server_redraw_window(w); + return (CMD_RETURN_NORMAL); + } + server_unzoom_window(w); + + if (args_count(args) == 0) + adjust = 1; + else { + adjust = strtonum(args_string(args, 0), 1, INT_MAX, &errstr); + if (errstr != NULL) { + cmdq_error(item, "adjustment %s", errstr); + return (CMD_RETURN_ERROR); + } + } + + if (args_has(args, 'x')) { + x = args_percentage(args, 'x', 0, INT_MAX, w->sx, &cause); + if (cause != NULL) { + cmdq_error(item, "width %s", cause); + free(cause); + return (CMD_RETURN_ERROR); + } + layout_resize_pane_to(wp, LAYOUT_LEFTRIGHT, x); + } + if (args_has(args, 'y')) { + y = args_percentage(args, 'y', 0, INT_MAX, w->sy, &cause); + if (cause != NULL) { + cmdq_error(item, "height %s", cause); + free(cause); + return (CMD_RETURN_ERROR); + } + status = options_get_number(w->options, "pane-border-status"); + switch (status) { + case PANE_STATUS_TOP: + if (y != INT_MAX && wp->yoff == 1) + y++; + break; + case PANE_STATUS_BOTTOM: + if (y != INT_MAX && wp->yoff + wp->sy == w->sy - 1) + y++; + break; + } + layout_resize_pane_to(wp, LAYOUT_TOPBOTTOM, y); + } + + if (args_has(args, 'L')) + layout_resize_pane(wp, LAYOUT_LEFTRIGHT, -adjust, 1); + else if (args_has(args, 'R')) + layout_resize_pane(wp, LAYOUT_LEFTRIGHT, adjust, 1); + else if (args_has(args, 'U')) + layout_resize_pane(wp, LAYOUT_TOPBOTTOM, -adjust, 1); + else if (args_has(args, 'D')) + layout_resize_pane(wp, LAYOUT_TOPBOTTOM, adjust, 1); + server_redraw_window(wl->window); + + return (CMD_RETURN_NORMAL); +} + +static void +cmd_resize_pane_mouse_update(struct client *c, struct mouse_event *m) +{ + struct winlink *wl; + struct window *w; + u_int y, ly, x, lx; + static const int offsets[][2] = { + { 0, 0 }, { 0, 1 }, { 1, 0 }, { 0, -1 }, { -1, 0 }, + }; + struct layout_cell *cells[nitems(offsets)], *lc; + u_int ncells = 0, i, j, resizes = 0; + enum layout_type type; + + 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; + + for (i = 0; i < nitems(cells); i++) { + lc = layout_search_by_border(w->layout_root, lx + offsets[i][0], + ly + offsets[i][1]); + if (lc == NULL) + continue; + + for (j = 0; j < ncells; j++) { + if (cells[j] == lc) { + lc = NULL; + break; + } + } + if (lc == NULL) + continue; + + cells[ncells] = lc; + ncells++; + } + if (ncells == 0) + return; + + for (i = 0; i < ncells; i++) { + type = cells[i]->parent->type; + if (y != ly && type == LAYOUT_TOPBOTTOM) { + layout_resize_layout(w, cells[i], type, y - ly, 0); + resizes++; + } else if (x != lx && type == LAYOUT_LEFTRIGHT) { + layout_resize_layout(w, cells[i], type, x - lx, 0); + resizes++; + } + } + if (resizes != 0) + server_redraw_window(w); +} |