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