binutils-gdb/gdb/tui/tui-command.c

106 lines
2.8 KiB
C

/* Specific command window processing.
Copyright (C) 1998-2015 Free Software Foundation, Inc.
Contributed by Hewlett-Packard Company.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "tui/tui.h"
#include "tui/tui-data.h"
#include "tui/tui-win.h"
#include "tui/tui-io.h"
#include "tui/tui-command.h"
#include "gdb_curses.h"
/*****************************************
** STATIC LOCAL FUNCTIONS FORWARD DECLS **
******************************************/
/*****************************************
** PUBLIC FUNCTIONS **
******************************************/
/* Dispatch the correct tui function based upon the control
character. */
unsigned int
tui_dispatch_ctrl_char (unsigned int ch)
{
struct tui_win_info *win_info = tui_win_with_focus ();
/* Handle the CTRL-L refresh for each window. */
if (ch == '\f')
tui_refresh_all_win ();
/* If the command window has the logical focus, or no-one does
assume it is the command window; in this case, pass the character
on through and do nothing here. */
if (win_info == NULL || win_info == TUI_CMD_WIN)
return ch;
switch (ch)
{
case KEY_NPAGE:
tui_scroll_forward (win_info, 0);
break;
case KEY_PPAGE:
tui_scroll_backward (win_info, 0);
break;
case KEY_DOWN:
case KEY_SF:
tui_scroll_forward (win_info, 1);
break;
case KEY_UP:
case KEY_SR:
tui_scroll_backward (win_info, 1);
break;
case KEY_RIGHT:
tui_scroll_left (win_info, 1);
break;
case KEY_LEFT:
tui_scroll_right (win_info, 1);
break;
case '\f':
break;
default:
/* We didn't recognize the character as a control character, so pass it
through. */
return ch;
}
/* We intercepted the control character, so return 0 (which readline
will interpret as a no-op). */
return 0;
}
/* See tui-command.h. */
void
tui_refresh_cmd_win (void)
{
WINDOW *w = TUI_CMD_WIN->generic.handle;
wrefresh (w);
/* FIXME: It's not clear why this is here.
It was present in the original tui_puts code and is kept in order to
not introduce some subtle breakage. */
fflush (stdout);
}