mirror of
https://github.com/MidnightCommander/mc
synced 2024-12-23 21:06:52 +03:00
129 lines
3.8 KiB
C
129 lines
3.8 KiB
C
/*
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Widgets for the Midnight Commander
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Copyright (C) 2020
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The Free Software Foundation, Inc.
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Authors:
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Andrew Borodin <aborodin@vmail.ru>, 2020
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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 hline.c
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* \brief Source: WBackground widget (background area of dialog)
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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"
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#include "lib/tty/color.h"
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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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/* --------------------------------------------------------------------------------------------- */
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/*** file scope functions ************************************************************************/
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/* --------------------------------------------------------------------------------------------- */
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static const int *
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background_get_colors (const Widget * w)
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{
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return &(CONST_BACKGROUND (w)->color);
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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background_adjust (WBackground * b)
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{
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Widget *w = WIDGET (b);
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Widget *wo = WIDGET (w->owner);
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w->y = wo->y;
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w->x = wo->x;
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w->lines = wo->lines;
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w->cols = wo->cols;
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w->pos_flags |= WPOS_KEEP_ALL;
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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background_draw (const WBackground * b)
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{
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const Widget *w = CONST_WIDGET (b);
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tty_setcolor (b->color);
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tty_fill_region (w->y, w->x, w->lines, w->cols, b->pattern);
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}
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/* --------------------------------------------------------------------------------------------- */
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/*** public functions ****************************************************************************/
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/* --------------------------------------------------------------------------------------------- */
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cb_ret_t
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background_callback (Widget * w, Widget * sender, widget_msg_t msg, int parm, void *data)
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{
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WBackground *b = BACKGROUND (w);
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switch (msg)
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{
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case MSG_INIT:
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background_adjust (b);
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return MSG_HANDLED;
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case MSG_DRAW:
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background_draw (b);
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return MSG_HANDLED;
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default:
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return widget_default_callback (w, sender, msg, parm, data);
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}
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}
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/* --------------------------------------------------------------------------------------------- */
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WBackground *
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background_new (int y, int x, int lines, int cols, int color, unsigned char pattern,
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widget_cb_fn callback)
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{
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WBackground *b;
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Widget *w;
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b = g_new (WBackground, 1);
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w = WIDGET (b);
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widget_init (w, y, x, lines, cols, callback != NULL ? callback : background_callback, NULL);
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w->get_colors = background_get_colors;
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b->color = color;
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b->pattern = pattern;
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return b;
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}
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/* --------------------------------------------------------------------------------------------- */
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