cmd-display-menu.c - tmux - Rivoreo Source Code Repositories

 /* $OpenBSD$ */

 /*
  * Copyright (c) 2019 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"

 /*
  * Display a menu on a client.
  */

 static enum cmd_retval	cmd_display_menu_exec(struct cmd *,
 			    struct cmdq_item *);
 static enum cmd_retval	cmd_display_popup_exec(struct cmd *,
 			    struct cmdq_item *);

 const struct cmd_entry cmd_display_menu_entry = {
 	.name = "display-menu",
 	.alias = "menu",

 	.args = { "c:t:T:x:y:", 1, -1 },
 	.usage = "[-c target-client] " CMD_TARGET_PANE_USAGE " [-T title] "
 		 "[-x position] [-y position] name key command ...",

 	.target = { 't', CMD_FIND_PANE, 0 },

 	.flags = CMD_AFTERHOOK,
 	.exec = cmd_display_menu_exec
 };

 const struct cmd_entry cmd_display_popup_entry = {
 	.name = "display-popup",
 	.alias = "popup",

 	.args = { "CEKc:d:h:R:t:w:x:y:", 0, -1 },
 	.usage = "[-CEK] [-c target-client] [-d start-directory] [-h height] "
 	         "[-R shell-command] " CMD_TARGET_PANE_USAGE " [-w width] "
 	         "[-x position] [-y position] [command line ...]",

 	.target = { 't', CMD_FIND_PANE, 0 },

 	.flags = CMD_AFTERHOOK,
 	.exec = cmd_display_popup_exec
 };

 static void
 cmd_display_menu_get_position(struct client *c, struct cmdq_item *item,
     struct args *args, u_int *px, u_int *py, u_int w, u_int h)
 {
 	struct winlink		*wl = item->target.wl;
 	struct window_pane	*wp = item->target.wp;
 	struct style_range	*sr;
 	const char		*xp, *yp;
 	int			 at = status_at_line(c);
 	u_int			 ox, oy, sx, sy;

 	xp = args_get(args, 'x');
 	if (xp == NULL)
 		*px = 0;
 	else if (strcmp(xp, "R") == 0)
 		*px = c->tty.sx - 1;
 	else if (strcmp(xp, "C") == 0)
 		*px = (c->tty.sx - 1) / 2 - w / 2;
 	else if (strcmp(xp, "P") == 0) {
 		tty_window_offset(&c->tty, &ox, &oy, &sx, &sy);
 		if (wp->xoff >= ox)
 			*px = wp->xoff - ox;
 		else
 			*px = 0;
 	} else if (strcmp(xp, "M") == 0 && item->shared->mouse.valid) {
 		if (item->shared->mouse.x > w / 2)
 			*px = item->shared->mouse.x - w / 2;
 		else
 			*px = 0;
 	} else if (strcmp(xp, "W") == 0) {
 		if (at == -1)
 			*px = 0;
 		else {
 			TAILQ_FOREACH(sr, &c->status.entries[0].ranges, entry) {
 				if (sr->type != STYLE_RANGE_WINDOW)
 					continue;
 				if (sr->argument == (u_int)wl->idx)
 					break;
 			}
 			if (sr != NULL)
 				*px = sr->start;
 			else
 				*px = 0;
 		}
 	} else
 		*px = strtoul(xp, NULL, 10);
 	if ((*px) + w >= c->tty.sx)
 		*px = c->tty.sx - w;

 	yp = args_get(args, 'y');
 	if (yp == NULL)
 		*py = 0;
 	else if (strcmp(yp, "C") == 0)
 		*py = (c->tty.sy - 1) / 2 + h / 2;
 	else if (strcmp(yp, "P") == 0) {
 		tty_window_offset(&c->tty, &ox, &oy, &sx, &sy);
 		if (wp->yoff + wp->sy >= oy)
 			*py = wp->yoff + wp->sy - oy;
 		else
 			*py = 0;
 	} else if (strcmp(yp, "M") == 0 && item->shared->mouse.valid)
 		*py = item->shared->mouse.y + h;
 	else if (strcmp(yp, "S") == 0) {
 		if (at == -1)
 			*py = c->tty.sy;
 		else if (at == 0)
 			*py = status_line_size(c) + h;
 		else
 			*py = at;
 	} else
 		*py = strtoul(yp, NULL, 10);
 	if (*py < h)
 		*py = 0;
 	else
 		*py -= h;
 	if ((*py) + h >= c->tty.sy)
 		*py = c->tty.sy - h;
 }

 static enum cmd_retval
 cmd_display_menu_exec(struct cmd *self, struct cmdq_item *item)
 {
 	struct args		*args = self->args;
 	struct client		*c;
 	struct session		*s = item->target.s;
 	struct winlink		*wl = item->target.wl;
 	struct window_pane	*wp = item->target.wp;
 	struct cmd_find_state	*fs = &item->target;
 	struct menu		*menu = NULL;
 	struct menu_item	 menu_item;
 	const char		*key;
 	char			*title, *name;
 	int			 flags = 0, i;
 	u_int			 px, py;

 	if ((c = cmd_find_client(item, args_get(args, 'c'), 0)) == NULL)
 		return (CMD_RETURN_ERROR);
 	if (c->overlay_draw != NULL)
 		return (CMD_RETURN_NORMAL);

 	if (args_has(args, 'T'))
 		title = format_single(NULL, args_get(args, 'T'), c, s, wl, wp);
 	else
 		title = xstrdup("");

 	menu = menu_create(title);

 	for (i = 0; i != args->argc; /* nothing */) {
 		name = args->argv[i++];
 		if (*name == '\0') {
 			menu_add_item(menu, NULL, item, c, fs);
 			continue;
 		}

 		if (args->argc - i < 2) {
 			cmdq_error(item, "not enough arguments");
 			free(title);
 			menu_free(menu);
 			return (CMD_RETURN_ERROR);
 		}
 		key = args->argv[i++];

 		menu_item.name = name;
 		menu_item.key = key_string_lookup_string(key);
 		menu_item.command = args->argv[i++];

 		menu_add_item(menu, &menu_item, item, c, fs);
 	}
 	free(title);
 	if (menu == NULL) {
 		cmdq_error(item, "invalid menu arguments");
 		return (CMD_RETURN_ERROR);
 	}
 	if (menu->count == 0) {
 		menu_free(menu);
 		return (CMD_RETURN_NORMAL);
 	}
 	cmd_display_menu_get_position(c, item, args, &px, &py, menu->width + 4,
 	    menu->count + 2);

 	if (!item->shared->mouse.valid)
 		flags |= MENU_NOMOUSE;
 	if (menu_display(menu, flags, item, px, py, c, fs, NULL, NULL) != 0)
 		return (CMD_RETURN_NORMAL);
 	return (CMD_RETURN_WAIT);
 }

 static enum cmd_retval
 cmd_display_popup_exec(struct cmd *self, struct cmdq_item *item)
 {
 	struct args		*args = self->args;
 	struct client		*c;
 	struct cmd_find_state	*fs = &item->target;
 	const char		*value, *cmd = NULL, **lines = NULL;
 	const char		*shellcmd = NULL;
 	char			*cwd, *cause;
 	int			 flags = 0;
 	u_int			 px, py, w, h, nlines = 0;

 	if ((c = cmd_find_client(item, args_get(args, 'c'), 0)) == NULL)
 		return (CMD_RETURN_ERROR);
 	if (args_has(args, 'C')) {
 		server_client_clear_overlay(c);
 		return (CMD_RETURN_NORMAL);
 	}
 	if (c->overlay_draw != NULL)
 		return (CMD_RETURN_NORMAL);

 	if (args->argc >= 1)
 		cmd = args->argv[0];
 	if (args->argc >= 2) {
 		lines = (const char **)args->argv + 1;
 		nlines = args->argc - 1;
 	}

 	if (nlines != 0)
 		h = nlines + 2;
 	else
 		h = c->tty.sy / 2;
 	if (args_has(args, 'h')) {
 		h = args_percentage(args, 'h', 1, c->tty.sy, c->tty.sy, &cause);
 		if (cause != NULL) {
 			cmdq_error(item, "height %s", cause);
 			free(cause);
 			return (CMD_RETURN_ERROR);
 		}
 	}

 	if (nlines != 0)
 		w = popup_width(item, nlines, lines, c, fs) + 2;
 	else
 		w = c->tty.sx / 2;
 	if (args_has(args, 'w')) {
 		w = args_percentage(args, 'w', 1, c->tty.sx, c->tty.sx, &cause);
 		if (cause != NULL) {
 			cmdq_error(item, "width %s", cause);
 			free(cause);
 			return (CMD_RETURN_ERROR);
 		}
 	}

 	cmd_display_menu_get_position(c, item, args, &px, &py, w, h);

 	value = args_get(args, 'd');
 	if (value != NULL)
 		cwd = format_single(NULL, value, c, fs->s, fs->wl, fs->wp);
 	else
 		cwd = xstrdup(server_client_get_cwd(c, fs->s));

 	value = args_get(args, 'R');
 	if (value != NULL)
 		shellcmd = format_single(NULL, value, c, fs->s, fs->wl, fs->wp);

 	if (args_has(args, 'K'))
 		flags |= POPUP_WRITEKEYS;
 	if (args_has(args, 'E'))
 		flags |= POPUP_CLOSEEXIT;
 	if (popup_display(flags, item, px, py, w, h, nlines, lines, shellcmd,
 	    cmd, cwd, c, fs) != 0)
 		return (CMD_RETURN_NORMAL);
 	return (CMD_RETURN_WAIT);
 }
	/* $OpenBSD$ */

	/*
	* Copyright (c) 2019 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"

	/*
	* Display a menu on a client.
	*/

	static enum cmd_retval cmd_display_menu_exec(struct cmd *,
	struct cmdq_item *);
	static enum cmd_retval cmd_display_popup_exec(struct cmd *,
	struct cmdq_item *);

	const struct cmd_entry cmd_display_menu_entry = {
	.name = "display-menu",
	.alias = "menu",

	.args = { "c:t:T:x:y:", 1, -1 },
	.usage = "[-c target-client] " CMD_TARGET_PANE_USAGE " [-T title] "
	"[-x position] [-y position] name key command ...",

	.target = { 't', CMD_FIND_PANE, 0 },

	.flags = CMD_AFTERHOOK,
	.exec = cmd_display_menu_exec
	};

	const struct cmd_entry cmd_display_popup_entry = {
	.name = "display-popup",
	.alias = "popup",

	.args = { "CEKc:d:h:R:t:w:x:y:", 0, -1 },
	.usage = "[-CEK] [-c target-client] [-d start-directory] [-h height] "
	"[-R shell-command] " CMD_TARGET_PANE_USAGE " [-w width] "
	"[-x position] [-y position] [command line ...]",

	.target = { 't', CMD_FIND_PANE, 0 },

	.flags = CMD_AFTERHOOK,
	.exec = cmd_display_popup_exec
	};

	static void
	cmd_display_menu_get_position(struct client c, struct cmdq_item item,
	struct args args, u_int px, u_int *py, u_int w, u_int h)
	{
	struct winlink *wl = item->target.wl;
	struct window_pane *wp = item->target.wp;
	struct style_range *sr;
	const char xp, yp;
	int at = status_at_line(c);
	u_int ox, oy, sx, sy;

	xp = args_get(args, 'x');
	if (xp == NULL)
	*px = 0;
	else if (strcmp(xp, "R") == 0)
	*px = c->tty.sx - 1;
	else if (strcmp(xp, "C") == 0)
	*px = (c->tty.sx - 1) / 2 - w / 2;
	else if (strcmp(xp, "P") == 0) {
	tty_window_offset(&c->tty, &ox, &oy, &sx, &sy);
	if (wp->xoff >= ox)
	*px = wp->xoff - ox;
	else
	*px = 0;
	} else if (strcmp(xp, "M") == 0 && item->shared->mouse.valid) {
	if (item->shared->mouse.x > w / 2)
	*px = item->shared->mouse.x - w / 2;
	else
	*px = 0;
	} else if (strcmp(xp, "W") == 0) {
	if (at == -1)
	*px = 0;
	else {
	TAILQ_FOREACH(sr, &c->status.entries[0].ranges, entry) {
	if (sr->type != STYLE_RANGE_WINDOW)
	continue;
	if (sr->argument == (u_int)wl->idx)
	break;
	}
	if (sr != NULL)
	*px = sr->start;
	else
	*px = 0;
	}
	} else
	*px = strtoul(xp, NULL, 10);
	if ((*px) + w >= c->tty.sx)
	*px = c->tty.sx - w;

	yp = args_get(args, 'y');
	if (yp == NULL)
	*py = 0;
	else if (strcmp(yp, "C") == 0)
	*py = (c->tty.sy - 1) / 2 + h / 2;
	else if (strcmp(yp, "P") == 0) {
	tty_window_offset(&c->tty, &ox, &oy, &sx, &sy);
	if (wp->yoff + wp->sy >= oy)
	*py = wp->yoff + wp->sy - oy;
	else
	*py = 0;
	} else if (strcmp(yp, "M") == 0 && item->shared->mouse.valid)
	*py = item->shared->mouse.y + h;
	else if (strcmp(yp, "S") == 0) {
	if (at == -1)
	*py = c->tty.sy;
	else if (at == 0)
	*py = status_line_size(c) + h;
	else
	*py = at;
	} else
	*py = strtoul(yp, NULL, 10);
	if (*py < h)
	*py = 0;
	else
	*py -= h;
	if ((*py) + h >= c->tty.sy)
	*py = c->tty.sy - h;
	}

	static enum cmd_retval
	cmd_display_menu_exec(struct cmd self, struct cmdq_item item)
	{
	struct args *args = self->args;
	struct client *c;
	struct session *s = item->target.s;
	struct winlink *wl = item->target.wl;
	struct window_pane *wp = item->target.wp;
	struct cmd_find_state *fs = &item->target;
	struct menu *menu = NULL;
	struct menu_item menu_item;
	const char *key;
	char title, name;
	int flags = 0, i;
	u_int px, py;

	if ((c = cmd_find_client(item, args_get(args, 'c'), 0)) == NULL)
	return (CMD_RETURN_ERROR);
	if (c->overlay_draw != NULL)
	return (CMD_RETURN_NORMAL);

	if (args_has(args, 'T'))
	title = format_single(NULL, args_get(args, 'T'), c, s, wl, wp);
	else
	title = xstrdup("");

	menu = menu_create(title);

	for (i = 0; i != args->argc; /* nothing */) {
	name = args->argv[i++];
	if (*name == '\0') {
	menu_add_item(menu, NULL, item, c, fs);
	continue;
	}

	if (args->argc - i < 2) {
	cmdq_error(item, "not enough arguments");
	free(title);
	menu_free(menu);
	return (CMD_RETURN_ERROR);
	}
	key = args->argv[i++];

	menu_item.name = name;
	menu_item.key = key_string_lookup_string(key);
	menu_item.command = args->argv[i++];

	menu_add_item(menu, &menu_item, item, c, fs);
	}
	free(title);
	if (menu == NULL) {
	cmdq_error(item, "invalid menu arguments");
	return (CMD_RETURN_ERROR);
	}
	if (menu->count == 0) {
	menu_free(menu);
	return (CMD_RETURN_NORMAL);
	}
	cmd_display_menu_get_position(c, item, args, &px, &py, menu->width + 4,
	menu->count + 2);

	if (!item->shared->mouse.valid)
	flags \|= MENU_NOMOUSE;
	if (menu_display(menu, flags, item, px, py, c, fs, NULL, NULL) != 0)
	return (CMD_RETURN_NORMAL);
	return (CMD_RETURN_WAIT);
	}

	static enum cmd_retval
	cmd_display_popup_exec(struct cmd self, struct cmdq_item item)
	{
	struct args *args = self->args;
	struct client *c;
	struct cmd_find_state *fs = &item->target;
	const char value, cmd = NULL, **lines = NULL;
	const char *shellcmd = NULL;
	char cwd, cause;
	int flags = 0;
	u_int px, py, w, h, nlines = 0;

	if ((c = cmd_find_client(item, args_get(args, 'c'), 0)) == NULL)
	return (CMD_RETURN_ERROR);
	if (args_has(args, 'C')) {
	server_client_clear_overlay(c);
	return (CMD_RETURN_NORMAL);
	}
	if (c->overlay_draw != NULL)
	return (CMD_RETURN_NORMAL);

	if (args->argc >= 1)
	cmd = args->argv[0];
	if (args->argc >= 2) {
	lines = (const char **)args->argv + 1;
	nlines = args->argc - 1;
	}

	if (nlines != 0)
	h = nlines + 2;
	else
	h = c->tty.sy / 2;
	if (args_has(args, 'h')) {
	h = args_percentage(args, 'h', 1, c->tty.sy, c->tty.sy, &cause);
	if (cause != NULL) {
	cmdq_error(item, "height %s", cause);
	free(cause);
	return (CMD_RETURN_ERROR);
	}
	}

	if (nlines != 0)
	w = popup_width(item, nlines, lines, c, fs) + 2;
	else
	w = c->tty.sx / 2;
	if (args_has(args, 'w')) {
	w = args_percentage(args, 'w', 1, c->tty.sx, c->tty.sx, &cause);
	if (cause != NULL) {
	cmdq_error(item, "width %s", cause);
	free(cause);
	return (CMD_RETURN_ERROR);
	}
	}

	cmd_display_menu_get_position(c, item, args, &px, &py, w, h);

	value = args_get(args, 'd');
	if (value != NULL)
	cwd = format_single(NULL, value, c, fs->s, fs->wl, fs->wp);
	else
	cwd = xstrdup(server_client_get_cwd(c, fs->s));

	value = args_get(args, 'R');
	if (value != NULL)
	shellcmd = format_single(NULL, value, c, fs->s, fs->wl, fs->wp);

	if (args_has(args, 'K'))
	flags \|= POPUP_WRITEKEYS;
	if (args_has(args, 'E'))
	flags \|= POPUP_CLOSEEXIT;
	if (popup_display(flags, item, px, py, w, h, nlines, lines, shellcmd,
	cmd, cwd, c, fs) != 0)
	return (CMD_RETURN_NORMAL);
	return (CMD_RETURN_WAIT);
	}