| 1 | /* General window behavior. |
| 2 | |
| 3 | Copyright (C) 1998-2019 Free Software Foundation, Inc. |
| 4 | |
| 5 | Contributed by Hewlett-Packard Company. |
| 6 | |
| 7 | This file is part of GDB. |
| 8 | |
| 9 | This program is free software; you can redistribute it and/or modify |
| 10 | it under the terms of the GNU General Public License as published by |
| 11 | the Free Software Foundation; either version 3 of the License, or |
| 12 | (at your option) any later version. |
| 13 | |
| 14 | This program is distributed in the hope that it will be useful, |
| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | GNU General Public License for more details. |
| 18 | |
| 19 | You should have received a copy of the GNU General Public License |
| 20 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 21 | |
| 22 | #include "defs.h" |
| 23 | #include "tui/tui.h" |
| 24 | #include "tui/tui-data.h" |
| 25 | #include "tui/tui-wingeneral.h" |
| 26 | #include "tui/tui-win.h" |
| 27 | |
| 28 | #include "gdb_curses.h" |
| 29 | |
| 30 | /*********************** |
| 31 | ** PUBLIC FUNCTIONS |
| 32 | ***********************/ |
| 33 | |
| 34 | /* See tui-data.h. */ |
| 35 | |
| 36 | void |
| 37 | tui_gen_win_info::refresh_window () |
| 38 | { |
| 39 | if (handle != NULL) |
| 40 | { |
| 41 | touchwin (handle); |
| 42 | wrefresh (handle); |
| 43 | } |
| 44 | } |
| 45 | |
| 46 | /* Function to delete the curses window, checking for NULL. */ |
| 47 | void |
| 48 | tui_delete_win (WINDOW *window) |
| 49 | { |
| 50 | if (window != NULL) |
| 51 | delwin (window); |
| 52 | } |
| 53 | |
| 54 | |
| 55 | /* Draw a border arround the window. */ |
| 56 | static void |
| 57 | box_win (struct tui_gen_win_info *win_info, |
| 58 | int highlight_flag) |
| 59 | { |
| 60 | if (win_info && win_info->handle) |
| 61 | { |
| 62 | WINDOW *win; |
| 63 | int attrs; |
| 64 | |
| 65 | win = win_info->handle; |
| 66 | if (highlight_flag == HILITE) |
| 67 | attrs = tui_active_border_attrs; |
| 68 | else |
| 69 | attrs = tui_border_attrs; |
| 70 | |
| 71 | wattron (win, attrs); |
| 72 | #ifdef HAVE_WBORDER |
| 73 | wborder (win, tui_border_vline, tui_border_vline, |
| 74 | tui_border_hline, tui_border_hline, |
| 75 | tui_border_ulcorner, tui_border_urcorner, |
| 76 | tui_border_llcorner, tui_border_lrcorner); |
| 77 | #else |
| 78 | box (win, tui_border_vline, tui_border_hline); |
| 79 | #endif |
| 80 | if (win_info->title) |
| 81 | mvwaddstr (win, 0, 3, win_info->title); |
| 82 | wattroff (win, attrs); |
| 83 | } |
| 84 | } |
| 85 | |
| 86 | |
| 87 | void |
| 88 | tui_unhighlight_win (struct tui_win_info *win_info) |
| 89 | { |
| 90 | if (win_info != NULL |
| 91 | && win_info->can_highlight |
| 92 | && win_info->handle != NULL) |
| 93 | { |
| 94 | box_win (win_info, NO_HILITE); |
| 95 | win_info->refresh_window (); |
| 96 | win_info->set_highlight (false); |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | |
| 101 | void |
| 102 | tui_highlight_win (struct tui_win_info *win_info) |
| 103 | { |
| 104 | if (win_info != NULL |
| 105 | && win_info->can_highlight |
| 106 | && win_info->handle != NULL) |
| 107 | { |
| 108 | box_win (win_info, HILITE); |
| 109 | win_info->refresh_window (); |
| 110 | win_info->set_highlight (true); |
| 111 | } |
| 112 | } |
| 113 | |
| 114 | void |
| 115 | tui_win_info::check_and_display_highlight_if_needed () |
| 116 | { |
| 117 | if (can_highlight) |
| 118 | { |
| 119 | if (is_highlighted) |
| 120 | tui_highlight_win (this); |
| 121 | else |
| 122 | tui_unhighlight_win (this); |
| 123 | } |
| 124 | } |
| 125 | |
| 126 | |
| 127 | void |
| 128 | tui_make_window (struct tui_gen_win_info *win_info) |
| 129 | { |
| 130 | WINDOW *handle; |
| 131 | |
| 132 | handle = newwin (win_info->height, |
| 133 | win_info->width, |
| 134 | win_info->origin.y, |
| 135 | win_info->origin.x); |
| 136 | win_info->handle = handle; |
| 137 | if (handle != NULL) |
| 138 | { |
| 139 | if (win_info->can_box ()) |
| 140 | box_win (win_info, NO_HILITE); |
| 141 | win_info->is_visible = true; |
| 142 | scrollok (handle, TRUE); |
| 143 | } |
| 144 | } |
| 145 | |
| 146 | |
| 147 | /* We can't really make windows visible, or invisible. So we have to |
| 148 | delete the entire window when making it visible, and create it |
| 149 | again when making it visible. */ |
| 150 | void |
| 151 | tui_gen_win_info::make_visible (bool visible) |
| 152 | { |
| 153 | if (is_visible == visible) |
| 154 | return; |
| 155 | is_visible = visible; |
| 156 | |
| 157 | if (visible) |
| 158 | tui_make_window (this); |
| 159 | else |
| 160 | { |
| 161 | tui_delete_win (handle); |
| 162 | handle = NULL; |
| 163 | } |
| 164 | } |
| 165 | |
| 166 | /* See tui-wingeneral.h. */ |
| 167 | |
| 168 | void |
| 169 | tui_make_all_invisible (void) |
| 170 | { |
| 171 | for (tui_win_info *win_info : all_tui_windows ()) |
| 172 | win_info->make_visible (false); |
| 173 | } |
| 174 | |
| 175 | /* Function to refresh all the windows currently displayed. */ |
| 176 | |
| 177 | void |
| 178 | tui_refresh_all () |
| 179 | { |
| 180 | struct tui_locator_window *locator = tui_locator_win_info_ptr (); |
| 181 | |
| 182 | for (tui_win_info *win_info : all_tui_windows ()) |
| 183 | { |
| 184 | if (win_info->is_visible) |
| 185 | win_info->refresh_window (); |
| 186 | } |
| 187 | if (locator->is_visible) |
| 188 | locator->refresh_window (); |
| 189 | } |
| 190 | |
| 191 | |
| 192 | /********************************* |
| 193 | ** Local Static Functions |
| 194 | *********************************/ |