mirror of
https://github.com/MidnightCommander/mc
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03829a7e6e
...since this dialog contains single widget. Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
148 lines
4.2 KiB
C
148 lines
4.2 KiB
C
/*
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Widget based utility functions.
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Copyright (C) 1994, 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
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2005, 2006, 2007, 2008, 2009, 2010, 2011
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The Free Software Foundation, Inc.
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Authors:
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Miguel de Icaza, 1994, 1995, 1996
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Radek Doulik, 1994, 1995
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Jakub Jelinek, 1995
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Andrej Borsenkow, 1995
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Andrew Borodin <aborodin@vmail.ru>, 2009, 2010
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This file is part of the Midnight Commander.
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The Midnight Commander is free software: you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation, either version 3 of the License,
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or (at your option) any later version.
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The Midnight Commander is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** \file listbox-window.c
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* \brief Source: Listbox widget, a listbox within dialog window
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*/
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#include <config.h>
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#include <stdlib.h>
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#include "lib/global.h"
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#include "lib/tty/tty.h" /* COLS */
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#include "lib/skin.h"
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#include "lib/strutil.h" /* str_term_width1() */
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#include "lib/widget.h"
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/*** global variables ****************************************************************************/
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/*** file scope macro definitions ****************************************************************/
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/*** file scope type declarations ****************************************************************/
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/*** file scope variables ************************************************************************/
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/*** file scope functions ************************************************************************/
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/* --------------------------------------------------------------------------------------------- */
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/*** public functions ****************************************************************************/
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/* --------------------------------------------------------------------------------------------- */
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Listbox *
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create_listbox_window_centered (int center_y, int center_x, int lines, int cols,
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const char *title, const char *help)
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{
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const dlg_colors_t listbox_colors = {
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PMENU_ENTRY_COLOR,
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PMENU_SELECTED_COLOR,
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PMENU_ENTRY_COLOR,
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PMENU_SELECTED_COLOR,
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PMENU_TITLE_COLOR
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};
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const int space = 4;
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int xpos, ypos, len;
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Listbox *listbox;
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/* Adjust sizes */
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lines = min (lines, LINES - 6);
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if (title != NULL)
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{
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len = str_term_width1 (title) + 4;
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cols = max (cols, len);
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}
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cols = min (cols, COLS - 6);
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/* adjust position */
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if ((center_y < 0) || (center_x < 0))
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{
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ypos = LINES / 2;
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xpos = COLS / 2;
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}
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else
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{
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ypos = center_y;
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xpos = center_x;
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}
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ypos -= lines / 2;
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xpos -= cols / 2;
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if (ypos + lines >= LINES)
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ypos = LINES - lines - space;
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if (ypos < 0)
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ypos = 0;
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if (xpos + cols >= COLS)
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xpos = COLS - cols - space;
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if (xpos < 0)
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xpos = 0;
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listbox = g_new (Listbox, 1);
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listbox->dlg =
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create_dlg (TRUE, ypos, xpos, lines + space, cols + space,
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listbox_colors, NULL, NULL, help, title, DLG_TRYUP);
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listbox->list = listbox_new (2, 2, lines, cols, FALSE, NULL);
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add_widget (listbox->dlg, listbox->list);
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return listbox;
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}
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/* --------------------------------------------------------------------------------------------- */
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Listbox *
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create_listbox_window (int lines, int cols, const char *title, const char *help)
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{
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return create_listbox_window_centered (-1, -1, lines, cols, title, help);
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}
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/* --------------------------------------------------------------------------------------------- */
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/** Returns the number of the item selected */
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int
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run_listbox (Listbox * l)
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{
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int val = -1;
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if (run_dlg (l->dlg) != B_CANCEL)
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val = l->list->pos;
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destroy_dlg (l->dlg);
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g_free (l);
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return val;
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}
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/* --------------------------------------------------------------------------------------------- */
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