mirror of
https://github.com/MidnightCommander/mc
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83e3945c24
Currently, dialog itself doesn't handle mouse events. It just resends mouse event to each its widget. If we can several overlapped widgets (especially, menu bar), there is some problem to decide which widget must get event at first. 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_REVERSE | 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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