/* Specific command window processing. Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010, 2011 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 <ctype.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" #include "gdb_string.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; else { unsigned int c = 0, ch_copy = ch; int i; char *term; /* If this is an xterm, page next/prev keys aren't returned by keypad as a single char, so we must handle them here. Seems like a bug in the curses library? */ term = (char *) getenv ("TERM"); if (term) { for (i = 0; term[i]; i++) term[i] = toupper (term[i]); if ((strcmp (term, "XTERM") == 0) && key_is_start_sequence (ch)) { unsigned int page_ch = 0; unsigned int tmp_char; WINDOW *w = TUI_CMD_WIN->generic.handle; tmp_char = 0; while (!key_is_end_sequence (tmp_char)) { tmp_char = (int) wgetch (w); if (tmp_char == ERR) { return ch; } if (!tmp_char) break; if (tmp_char == 53) page_ch = KEY_PPAGE; else if (tmp_char == 54) page_ch = KEY_NPAGE; else { return 0; } } ch_copy = page_ch; } } switch (ch_copy) { 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: c = ch_copy; break; } return c; } }