mirror of https://github.com/MidnightCommander/mc
165 lines
4.7 KiB
C
165 lines
4.7 KiB
C
/*
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Widgets for the Midnight Commander
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Copyright (C) 2020-2024
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The Free Software Foundation, Inc.
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Authors:
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Andrew Borodin <aborodin@vmail.ru>, 2020-2022
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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 frame.c
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* \brief Source: WFrame widget (frame of dialogs)
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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/skin.h"
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#include "lib/strutil.h"
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#include "lib/util.h" /* MC_PTR_FREE */
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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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/*** forward declarations (file scope functions) *************************************************/
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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 void
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frame_adjust (WFrame *f)
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{
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Widget *w = WIDGET (f);
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w->rect = WIDGET (w->owner)->rect;
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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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frame_draw (const WFrame *f)
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{
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const Widget *wf = CONST_WIDGET (f);
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const WRect *w = &wf->rect;
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int d = f->compact ? 0 : 1;
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const int *colors;
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colors = widget_get_colors (wf);
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if (mc_global.tty.shadows)
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tty_draw_box_shadow (w->y, w->x, w->lines, w->cols, SHADOW_COLOR);
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tty_setcolor (colors[FRAME_COLOR_NORMAL]);
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tty_fill_region (w->y, w->x, w->lines, w->cols, ' ');
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tty_draw_box (w->y + d, w->x + d, w->lines - 2 * d, w->cols - 2 * d, f->single);
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if (f->title != NULL)
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{
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/* TODO: truncate long title */
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tty_setcolor (colors[FRAME_COLOR_TITLE]);
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widget_gotoyx (f, d, (w->cols - str_term_width1 (f->title)) / 2);
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tty_print_string (f->title);
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}
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}
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/* --------------------------------------------------------------------------------------------- */
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/*** public functions ****************************************************************************/
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/* --------------------------------------------------------------------------------------------- */
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WFrame *
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frame_new (int y, int x, int lines, int cols, const char *title, gboolean single, gboolean compact)
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{
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WRect r = { y, x, lines, cols };
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WFrame *f;
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Widget *w;
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f = g_new (WFrame, 1);
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w = WIDGET (f);
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widget_init (w, &r, frame_callback, NULL);
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f->single = single;
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f->compact = compact;
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f->title = NULL;
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frame_set_title (f, title);
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return f;
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}
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/* --------------------------------------------------------------------------------------------- */
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cb_ret_t
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frame_callback (Widget *w, Widget *sender, widget_msg_t msg, int parm, void *data)
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{
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WFrame *f = FRAME (w);
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switch (msg)
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{
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case MSG_INIT:
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frame_adjust (f);
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return MSG_HANDLED;
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case MSG_DRAW:
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frame_draw (f);
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return MSG_HANDLED;
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case MSG_DESTROY:
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g_free (f->title);
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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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void
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frame_set_title (WFrame *f, const char *title)
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{
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MC_PTR_FREE (f->title);
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/* Strip existing spaces, add one space before and after the title */
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if (title != NULL && *title != '\0')
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{
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char *t;
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t = g_strstrip (g_strdup (title));
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if (*t != '\0')
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f->title = g_strdup_printf (" %s ", t);
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g_free (t);
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}
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widget_draw (WIDGET (f));
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}
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/* --------------------------------------------------------------------------------------------- */
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