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cmd-resize-pane.c revision 1.1 
      1 /* $Id: cmd-resize-pane.c,v 1.1 2011/03/10 09:15:37 jmmv Exp $ */
      2 
      3 /*
      4  * Copyright (c) 2009 Nicholas Marriott <nicm (at) users.sourceforge.net>
      5  *
      6  * Permission to use, copy, modify, and distribute this software for any
      7  * purpose with or without fee is hereby granted, provided that the above
      8  * copyright notice and this permission notice appear in all copies.
      9  *
     10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     14  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
     15  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
     16  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     17  */
     18 
     19 #include <sys/types.h>
     20 
     21 #include <stdlib.h>
     22 
     23 #include "tmux.h"
     24 
     25 /*
     26  * Increase or decrease pane size.
     27  */
     28 
     29 void	cmd_resize_pane_init(struct cmd *, int);
     30 int	cmd_resize_pane_exec(struct cmd *, struct cmd_ctx *);
     31 
     32 const struct cmd_entry cmd_resize_pane_entry = {
     33 	"resize-pane", "resizep",
     34 	"[-DLRU] " CMD_TARGET_PANE_USAGE " [adjustment]",
     35 	CMD_ARG01, "DLRU",
     36 	cmd_resize_pane_init,
     37 	cmd_target_parse,
     38 	cmd_resize_pane_exec,
     39 	cmd_target_free,
     40 	cmd_target_print
     41 };
     42 
     43 void
     44 cmd_resize_pane_init(struct cmd *self, int key)
     45 {
     46 	struct cmd_target_data	*data;
     47 
     48 	cmd_target_init(self, key);
     49 	data = self->data;
     50 
     51 	if (key == (KEYC_UP | KEYC_CTRL))
     52 		cmd_set_flag(&data->chflags, 'U');
     53 	if (key == (KEYC_DOWN | KEYC_CTRL))
     54 		cmd_set_flag(&data->chflags, 'D');
     55 	if (key == (KEYC_LEFT | KEYC_CTRL))
     56 		cmd_set_flag(&data->chflags, 'L');
     57 	if (key == (KEYC_RIGHT | KEYC_CTRL))
     58 		cmd_set_flag(&data->chflags, 'R');
     59 
     60 	if (key == (KEYC_UP | KEYC_ESCAPE)) {
     61 		cmd_set_flag(&data->chflags, 'U');
     62 		data->arg = xstrdup("5");
     63 	}
     64 	if (key == (KEYC_DOWN | KEYC_ESCAPE)) {
     65 		cmd_set_flag(&data->chflags, 'D');
     66 		data->arg = xstrdup("5");
     67 	}
     68 	if (key == (KEYC_LEFT | KEYC_ESCAPE)) {
     69 		cmd_set_flag(&data->chflags, 'L');
     70 		data->arg = xstrdup("5");
     71 	}
     72 	if (key == (KEYC_RIGHT | KEYC_ESCAPE)) {
     73 		cmd_set_flag(&data->chflags, 'R');
     74 		data->arg = xstrdup("5");
     75 	}
     76 }
     77 
     78 int
     79 cmd_resize_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
     80 {
     81 	struct cmd_target_data	*data = self->data;
     82 	struct winlink		*wl;
     83 	const char	       	*errstr;
     84 	struct window_pane	*wp;
     85 	u_int			 adjust;
     86 
     87 	if ((wl = cmd_find_pane(ctx, data->target, NULL, &wp)) == NULL)
     88 		return (-1);
     89 
     90 	if (data->arg == NULL)
     91 		adjust = 1;
     92 	else {
     93 		adjust = strtonum(data->arg, 1, INT_MAX, &errstr);
     94 		if (errstr != NULL) {
     95 			ctx->error(ctx, "adjustment %s: %s", errstr, data->arg);
     96 			return (-1);
     97 		}
     98 	}
     99 
    100 	if (cmd_check_flag(data->chflags, 'L'))
    101 		layout_resize_pane(wp, LAYOUT_LEFTRIGHT, -adjust);
    102 	else if (cmd_check_flag(data->chflags, 'R'))
    103 		layout_resize_pane(wp, LAYOUT_LEFTRIGHT, adjust);
    104 	else if (cmd_check_flag(data->chflags, 'U'))
    105 		layout_resize_pane(wp, LAYOUT_TOPBOTTOM, -adjust);
    106 	else if (cmd_check_flag(data->chflags, 'D'))
    107 		layout_resize_pane(wp, LAYOUT_TOPBOTTOM, adjust);
    108 	server_redraw_window(wl->window);
    109 
    110 	return (0);
    111 }
    112