178 lines
3.9 KiB
C
178 lines
3.9 KiB
C
/* General window behavior.
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Copyright (C) 1998-2019 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 "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-win.h"
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#include "tui/tui-stack.h"
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#include "gdb_curses.h"
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/* See tui-data.h. */
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void
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tui_gen_win_info::refresh_window ()
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{
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if (handle != NULL)
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wrefresh (handle.get ());
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}
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/* Draw a border arround the window. */
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static void
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box_win (struct tui_win_info *win_info,
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bool highlight_flag)
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{
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WINDOW *win;
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int attrs;
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win = win_info->handle.get ();
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if (highlight_flag)
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attrs = tui_active_border_attrs;
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else
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attrs = tui_border_attrs;
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wattron (win, attrs);
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#ifdef HAVE_WBORDER
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wborder (win, tui_border_vline, tui_border_vline,
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tui_border_hline, tui_border_hline,
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tui_border_ulcorner, tui_border_urcorner,
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tui_border_llcorner, tui_border_lrcorner);
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#else
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box (win, tui_border_vline, tui_border_hline);
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#endif
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if (!win_info->title.empty ())
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{
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/* Emit "+-TITLE-+" -- so 2 characters on the right and 2 on
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the left. */
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int max_len = win_info->width - 2 - 2;
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if (win_info->title.size () <= max_len)
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mvwaddstr (win, 0, 3, win_info->title.c_str ());
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else
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{
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std::string truncated
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= "..." + win_info->title.substr (win_info->title.size ()
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- max_len + 3);
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mvwaddstr (win, 0, 3, truncated.c_str ());
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}
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}
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wattroff (win, attrs);
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}
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void
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tui_unhighlight_win (struct tui_win_info *win_info)
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{
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if (win_info != NULL
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&& win_info->can_highlight
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&& win_info->handle != NULL)
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{
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box_win (win_info, false);
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win_info->refresh_window ();
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win_info->set_highlight (false);
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}
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}
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void
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tui_highlight_win (struct tui_win_info *win_info)
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{
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if (win_info != NULL
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&& win_info->can_highlight
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&& win_info->handle != NULL)
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{
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box_win (win_info, true);
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win_info->refresh_window ();
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win_info->set_highlight (true);
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}
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}
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void
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tui_win_info::check_and_display_highlight_if_needed ()
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{
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if (can_highlight)
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{
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if (is_highlighted)
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tui_highlight_win (this);
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else
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tui_unhighlight_win (this);
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}
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}
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void
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tui_gen_win_info::make_window ()
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{
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handle.reset (newwin (height, width, origin.y, origin.x));
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if (handle != NULL)
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scrollok (handle.get (), TRUE);
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}
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void
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tui_win_info::make_window ()
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{
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tui_gen_win_info::make_window ();
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if (handle != NULL && can_box ())
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box_win (this, false);
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}
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/* We can't really make windows visible, or invisible. So we have to
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delete the entire window when making it visible, and create it
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again when making it visible. */
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void
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tui_gen_win_info::make_visible (bool visible)
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{
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if (is_visible () == visible)
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return;
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if (visible)
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make_window ();
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else
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handle.reset (nullptr);
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}
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/* See tui-wingeneral.h. */
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void
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tui_make_all_invisible (void)
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{
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for (tui_win_info *win_info : all_tui_windows ())
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win_info->make_visible (false);
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}
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/* Function to refresh all the windows currently displayed. */
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void
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tui_refresh_all ()
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{
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struct tui_locator_window *locator = tui_locator_win_info_ptr ();
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for (tui_win_info *win_info : all_tui_windows ())
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{
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if (win_info->is_visible ())
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win_info->refresh_window ();
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}
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if (locator->is_visible ())
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locator->refresh_window ();
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}
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