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Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [trunk/] [gnu-src/] [gdb-7.1/] [gdb/] [tui/] [tui-command.c] - Blame information for rev 227

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Line No. Rev Author Line
1 227 jeremybenn
/* Specific command window processing.
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   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008,
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   2009, 2010 Free Software Foundation, Inc.
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   Contributed by Hewlett-Packard Company.
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   This file is part of GDB.
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 3 of the License, or
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   (at your option) any later version.
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   This program 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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#include "defs.h"
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#include <ctype.h>
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#include "tui/tui.h"
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#include "tui/tui-data.h"
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#include "tui/tui-win.h"
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#include "tui/tui-io.h"
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#include "tui/tui-command.h"
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#include "gdb_curses.h"
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#include "gdb_string.h"
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/*****************************************
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** STATIC LOCAL FUNCTIONS FORWARD DECLS    **
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******************************************/
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/*****************************************
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** PUBLIC FUNCTIONS                        **
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******************************************/
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/* Dispatch the correct tui function based upon the control
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   character.  */
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unsigned int
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tui_dispatch_ctrl_char (unsigned int ch)
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{
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  struct tui_win_info *win_info = tui_win_with_focus ();
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  /* Handle the CTRL-L refresh for each window.  */
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  if (ch == '\f')
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    tui_refresh_all_win ();
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  /* If the command window has the logical focus, or no-one does
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     assume it is the command window; in this case, pass the character
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     on through and do nothing here.  */
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  if (win_info == NULL || win_info == TUI_CMD_WIN)
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    return ch;
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  else
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    {
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      unsigned int c = 0, ch_copy = ch;
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      int i;
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      char *term;
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      /* If this is an xterm, page next/prev keys aren't returned by
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         keypad as a single char, so we must handle them here.  Seems
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         like a bug in the curses library?  */
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      term = (char *) getenv ("TERM");
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      if (term)
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        {
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          for (i = 0; term[i]; i++)
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            term[i] = toupper (term[i]);
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          if ((strcmp (term, "XTERM") == 0)
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              && key_is_start_sequence (ch))
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            {
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              unsigned int page_ch = 0;
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              unsigned int tmp_char;
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              WINDOW *w = TUI_CMD_WIN->generic.handle;
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              tmp_char = 0;
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              while (!key_is_end_sequence (tmp_char))
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                {
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                  tmp_char = (int) wgetch (w);
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                  if (tmp_char == ERR)
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                    {
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                      return ch;
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                    }
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                  if (!tmp_char)
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                    break;
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                  if (tmp_char == 53)
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                    page_ch = KEY_PPAGE;
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                  else if (tmp_char == 54)
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                    page_ch = KEY_NPAGE;
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                  else
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                    {
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                      return 0;
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                    }
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                }
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              ch_copy = page_ch;
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            }
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        }
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      switch (ch_copy)
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        {
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        case KEY_NPAGE:
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          tui_scroll_forward (win_info, 0);
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          break;
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        case KEY_PPAGE:
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          tui_scroll_backward (win_info, 0);
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          break;
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        case KEY_DOWN:
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        case KEY_SF:
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          tui_scroll_forward (win_info, 1);
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          break;
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        case KEY_UP:
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        case KEY_SR:
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          tui_scroll_backward (win_info, 1);
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          break;
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        case KEY_RIGHT:
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          tui_scroll_left (win_info, 1);
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          break;
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        case KEY_LEFT:
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          tui_scroll_right (win_info, 1);
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          break;
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        case '\f':
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          break;
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        default:
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          c = ch_copy;
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          break;
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        }
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      return c;
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    }
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}

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