lib/widget/groupbox.c

   1 /* Widgets for the Midnight Commander
   2
   3    Copyright (C) 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003,
   4    2004, 2005, 2006, 2007, 2009, 2010 Free Software Foundation, Inc.
   5
   6    Authors: 1994, 1995 Radek Doulik
   7    1994, 1995 Miguel de Icaza
   8    1995 Jakub Jelinek
   9    1996 Andrej Borsenkow
  10    1997 Norbert Warmuth
  11    2009, 2010 Andrew Borodin
  12
  13    This program is free software; you can redistribute it and/or modify
  14    it under the terms of the GNU General Public License as published by
  15    the Free Software Foundation; either version 2 of the License, or
  16    (at your option) any later version.
  17
  18    This program is distributed in the hope that it will be useful,
  19    but WITHOUT ANY WARRANTY; without even the implied warranty of
  20    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21    GNU General Public License for more details.
  22
  23    You should have received a copy of the GNU General Public License
  24    along with this program; if not, write to the Free Software
  25    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  26
  27  */
  28
  29 /** \file groupbox.c
  30  *  \brief Source: WGroupbox widget
  31  */
  32
  33 #include <config.h>
  34
  35 #include "lib/global.h"
  36
  37 #include "lib/tty/tty.h"
  38 #include "lib/tty/color.h"
  39 #include "lib/skin.h"
  40 #include "lib/widget.h"
  41
  42 /*** global variables ****************************************************************************/
  43
  44 /*** file scope macro definitions ****************************************************************/
  45
  46 /*** file scope type declarations ****************************************************************/
  47
  48 /*** file scope variables ************************************************************************/
  49
  50 /*** file scope functions ************************************************************************/
  51
  52 static cb_ret_t
  53 groupbox_callback (Widget * w, widget_msg_t msg, int parm)
  54 {
  55     WGroupbox *g = (WGroupbox *) w;
  56
  57     switch (msg)
  58     {
  59     case WIDGET_INIT:
  60         return MSG_HANDLED;
  61
  62     case WIDGET_FOCUS:
  63         return MSG_NOT_HANDLED;
  64
  65     case WIDGET_DRAW:
  66         {
  67             gboolean disabled = (w->options & W_DISABLED) != 0;
  68             tty_setcolor (disabled ? DISABLED_COLOR : COLOR_NORMAL);
  69             draw_box (g->widget.owner, g->widget.y - g->widget.owner->y,
  70                       g->widget.x - g->widget.owner->x, g->widget.lines, g->widget.cols, TRUE);
  71
  72             if (g->title != NULL)
  73             {
  74                 tty_setcolor (disabled ? DISABLED_COLOR : COLOR_TITLE);
  75                 dlg_move (g->widget.owner, g->widget.y - g->widget.owner->y,
  76                           g->widget.x - g->widget.owner->x + 1);
  77                 tty_print_string (g->title);
  78             }
  79             return MSG_HANDLED;
  80         }
  81
  82     case WIDGET_DESTROY:
  83         g_free (g->title);
  84         return MSG_HANDLED;
  85
  86     default:
  87         return default_proc (msg, parm);
  88     }
  89 }
  90
  91 /* --------------------------------------------------------------------------------------------- */
  92 /*** public functions ****************************************************************************/
  93 /* --------------------------------------------------------------------------------------------- */
  94
  95 WGroupbox *
  96 groupbox_new (int y, int x, int height, int width, const char *title)
  97 {
  98     WGroupbox *g;
  99
 100     g = g_new (WGroupbox, 1);
 101     init_widget (&g->widget, y, x, height, width, groupbox_callback, NULL);
 102
 103     widget_want_cursor (g->widget, FALSE);
 104     widget_want_hotkey (g->widget, FALSE);
 105
 106     /* Strip existing spaces, add one space before and after the title */
 107     if (title != NULL)
 108     {
 109         char *t;
 110
 111         t = g_strstrip (g_strdup (title));
 112         g->title = g_strconcat (" ", t, " ", (char *) NULL);
 113         g_free (t);
 114     }
 115
 116     return g;
 117 }
 118
 119 /* --------------------------------------------------------------------------------------------- */