194 lines
3.8 KiB
C
194 lines
3.8 KiB
C
/* TUI data manipulation routines.
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Copyright (C) 1998-2020 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 "symtab.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-wingeneral.h"
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#include "tui/tui-winsource.h"
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#include "gdb_curses.h"
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struct tui_win_info *tui_win_list[MAX_MAJOR_WINDOWS];
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static int term_height, term_width;
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static struct tui_win_info *win_with_focus = NULL;
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static bool win_resized = false;
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/* Answer a whether the terminal window has been resized or not. */
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bool
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tui_win_resized ()
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{
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return win_resized;
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}
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/* Set a whether the terminal window has been resized or not. */
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void
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tui_set_win_resized_to (bool resized)
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{
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win_resized = resized;
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}
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/* Answer the window with the logical focus. */
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struct tui_win_info *
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tui_win_with_focus (void)
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{
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return win_with_focus;
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}
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/* Set the window that has the logical focus. */
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void
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tui_set_win_with_focus (struct tui_win_info *win_info)
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{
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win_with_focus = win_info;
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}
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/* Accessor for the term_height. */
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int
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tui_term_height (void)
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{
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return term_height;
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}
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/* Mutator for the term height. */
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void
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tui_set_term_height_to (int h)
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{
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term_height = h;
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}
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/* Accessor for the term_width. */
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int
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tui_term_width (void)
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{
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return term_width;
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}
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/* Mutator for the term_width. */
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void
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tui_set_term_width_to (int w)
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{
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term_width = w;
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}
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/* Answer the next window in the list, cycling back to the top if
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necessary. */
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struct tui_win_info *
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tui_next_win (struct tui_win_info *cur_win)
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{
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int type = cur_win->type;
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struct tui_win_info *next_win = NULL;
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if (cur_win->type == CMD_WIN)
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type = SRC_WIN;
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else
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type = cur_win->type + 1;
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while (type != cur_win->type && (next_win == NULL))
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{
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if (tui_win_list[type]
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&& tui_win_list[type]->is_visible ())
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next_win = tui_win_list[type];
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else
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{
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if (type == CMD_WIN)
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type = SRC_WIN;
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else
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type++;
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}
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}
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return next_win;
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}
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/* Answer the prev window in the list, cycling back to the bottom if
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necessary. */
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struct tui_win_info *
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tui_prev_win (struct tui_win_info *cur_win)
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{
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int type = cur_win->type;
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struct tui_win_info *prev = NULL;
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if (cur_win->type == SRC_WIN)
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type = CMD_WIN;
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else
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type = cur_win->type - 1;
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while (type != cur_win->type && (prev == NULL))
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{
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if (tui_win_list[type]
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&& tui_win_list[type]->is_visible ())
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prev = tui_win_list[type];
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else
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{
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if (type == SRC_WIN)
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type = CMD_WIN;
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else
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type--;
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}
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}
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return prev;
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}
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/* See tui-data.h. */
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void
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tui_delete_invisible_windows ()
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{
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for (int win_type = SRC_WIN; (win_type < MAX_MAJOR_WINDOWS); win_type++)
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{
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if (tui_win_list[win_type] != NULL
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&& !tui_win_list[win_type]->is_visible ())
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{
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/* This should always be made visible before a call to this
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function. */
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gdb_assert (win_type != CMD_WIN);
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if (win_with_focus == tui_win_list[win_type])
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win_with_focus = nullptr;
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delete tui_win_list[win_type];
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tui_win_list[win_type] = NULL;
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}
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}
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}
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tui_win_info::tui_win_info (enum tui_win_type type)
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: tui_gen_win_info (type)
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{
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}
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void
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tui_win_info::rerender ()
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{
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check_and_display_highlight_if_needed ();
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}
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