mc/lib/widget/listbox-window.c
Andrew Borodin 48abe8735f Rename functions:
init_widget -> widget_init
create_dlg -> dlg_create
init_dlg -> dlg_init
run_dlg -> dlg_run
destroy_dlg -> dlg_destroy

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
2013-06-28 09:21:17 +04:00

148 lines
4.2 KiB
C

/*
Widget based utility functions.
Copyright (C) 1994, 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
2005, 2006, 2007, 2008, 2009, 2010, 2011, 2013
The Free Software Foundation, Inc.
Authors:
Miguel de Icaza, 1994, 1995, 1996
Radek Doulik, 1994, 1995
Jakub Jelinek, 1995
Andrej Borsenkow, 1995
Andrew Borodin <aborodin@vmail.ru>, 2009, 2010, 2013
This file is part of the Midnight Commander.
The Midnight Commander is free software: you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.
The Midnight Commander is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/** \file listbox-window.c
* \brief Source: Listbox widget, a listbox within dialog window
*/
#include <config.h>
#include <stdlib.h>
#include "lib/global.h"
#include "lib/tty/tty.h" /* COLS */
#include "lib/skin.h"
#include "lib/strutil.h" /* str_term_width1() */
#include "lib/widget.h"
/*** global variables ****************************************************************************/
/*** file scope macro definitions ****************************************************************/
/*** file scope type declarations ****************************************************************/
/*** file scope variables ************************************************************************/
/*** file scope functions ************************************************************************/
/* --------------------------------------------------------------------------------------------- */
/*** public functions ****************************************************************************/
/* --------------------------------------------------------------------------------------------- */
Listbox *
create_listbox_window_centered (int center_y, int center_x, int lines, int cols,
const char *title, const char *help)
{
const dlg_colors_t listbox_colors = {
PMENU_ENTRY_COLOR,
PMENU_SELECTED_COLOR,
PMENU_ENTRY_COLOR,
PMENU_SELECTED_COLOR,
PMENU_TITLE_COLOR
};
const int space = 4;
int xpos, ypos, len;
Listbox *listbox;
/* Adjust sizes */
lines = min (lines, LINES - 6);
if (title != NULL)
{
len = str_term_width1 (title) + 4;
cols = max (cols, len);
}
cols = min (cols, COLS - 6);
/* adjust position */
if ((center_y < 0) || (center_x < 0))
{
ypos = LINES / 2;
xpos = COLS / 2;
}
else
{
ypos = center_y;
xpos = center_x;
}
ypos -= lines / 2;
xpos -= cols / 2;
if (ypos + lines >= LINES)
ypos = LINES - lines - space;
if (ypos < 0)
ypos = 0;
if (xpos + cols >= COLS)
xpos = COLS - cols - space;
if (xpos < 0)
xpos = 0;
listbox = g_new (Listbox, 1);
listbox->dlg =
dlg_create (TRUE, ypos, xpos, lines + space, cols + space,
listbox_colors, NULL, NULL, help, title, DLG_TRYUP);
listbox->list = listbox_new (2, 2, lines, cols, FALSE, NULL);
add_widget (listbox->dlg, listbox->list);
return listbox;
}
/* --------------------------------------------------------------------------------------------- */
Listbox *
create_listbox_window (int lines, int cols, const char *title, const char *help)
{
return create_listbox_window_centered (-1, -1, lines, cols, title, help);
}
/* --------------------------------------------------------------------------------------------- */
/** Returns the number of the item selected */
int
run_listbox (Listbox * l)
{
int val = -1;
if (dlg_run (l->dlg) != B_CANCEL)
val = l->list->pos;
dlg_destroy (l->dlg);
g_free (l);
return val;
}
/* --------------------------------------------------------------------------------------------- */