gdb/tui/tui-wingeneral.c

   1 /* General window behavior.
   2
   3    Copyright 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation,
   4    Inc.
   5
   6    Contributed by Hewlett-Packard Company.
   7
   8    This file is part of GDB.
   9
  10    This program is free software; you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation; either version 2 of the License, or
  13    (at your option) any later version.
  14
  15    This program is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this program; if not, write to the Free Software
  22    Foundation, Inc., 59 Temple Place - Suite 330,
  23    Boston, MA 02111-1307, USA.  */
  24
  25 #include "defs.h"
  26 #include "tui/tui.h"
  27 #include "tui/tui-data.h"
  28 #include "tui/tui-wingeneral.h"
  29 #include "tui/tui-win.h"
  30
  31 #include "gdb_curses.h"
  32
  33 /***********************
  34 ** PUBLIC FUNCTIONS
  35 ***********************/
  36
  37 /* Refresh the window.   */
  38 void
  39 tui_refresh_win (struct tui_gen_win_info * win_info)
  40 {
  41   if (win_info->type == DATA_WIN && win_info->content_size > 0)
  42     {
  43       int i;
  44
  45       for (i = 0; (i < win_info->content_size); i++)
  46         {
  47           struct tui_gen_win_info * data_item_win_ptr;
  48
  49           data_item_win_ptr = &((tui_win_content)
  50                              win_info->content)[i]->which_element.data_window;
  51           if (data_item_win_ptr != NULL
  52               && data_item_win_ptr->handle != (WINDOW *) NULL)
  53             wrefresh (data_item_win_ptr->handle);
  54         }
  55     }
  56   else if (win_info->type == CMD_WIN)
  57     {
  58       /* Do nothing */
  59     }
  60   else
  61     {
  62       if (win_info->handle != (WINDOW *) NULL)
  63         wrefresh (win_info->handle);
  64     }
  65
  66   return;
  67 }
  68
  69
  70 /* Function to delete the curses window, checking for NULL.   */
  71 void
  72 tui_delete_win (WINDOW * window)
  73 {
  74   if (window != (WINDOW *) NULL)
  75     delwin (window);
  76
  77   return;
  78 }
  79
  80
  81 /* Draw a border arround the window.  */
  82 void
  83 box_win (struct tui_gen_win_info * win_info, int highlight_flag)
  84 {
  85   if (win_info && win_info->handle)
  86     {
  87       WINDOW *win;
  88       int attrs;
  89
  90       win = win_info->handle;
  91       if (highlight_flag == HILITE)
  92         attrs = tui_active_border_attrs;
  93       else
  94         attrs = tui_border_attrs;
  95
  96       wattron (win, attrs);
  97       wborder (win, tui_border_vline, tui_border_vline,
  98                tui_border_hline, tui_border_hline,
  99                tui_border_ulcorner, tui_border_urcorner,
 100                tui_border_llcorner, tui_border_lrcorner);
 101       if (win_info->title)
 102         mvwaddstr (win, 0, 3, win_info->title);
 103       wattroff (win, attrs);
 104     }
 105 }
 106
 107
 108 void
 109 tui_unhighlight_win (struct tui_win_info * win_info)
 110 {
 111   if (win_info != NULL && win_info->generic.handle != (WINDOW *) NULL)
 112     {
 113       box_win ((struct tui_gen_win_info *) win_info, NO_HILITE);
 114       wrefresh (win_info->generic.handle);
 115       tui_set_win_highlight (win_info, 0);
 116     }
 117 }
 118
 119
 120 void
 121 tui_highlight_win (struct tui_win_info * win_info)
 122 {
 123   if (win_info != NULL
 124       && win_info->can_highlight
 125       && win_info->generic.handle != (WINDOW *) NULL)
 126     {
 127       box_win ((struct tui_gen_win_info *) win_info, HILITE);
 128       wrefresh (win_info->generic.handle);
 129       tui_set_win_highlight (win_info, 1);
 130     }
 131 }
 132
 133 void
 134 tui_check_and_display_highlight_if_needed (struct tui_win_info * win_info)
 135 {
 136   if (win_info != NULL && win_info->generic.type != CMD_WIN)
 137     {
 138       if (win_info->is_highlighted)
 139         tui_highlight_win (win_info);
 140       else
 141         tui_unhighlight_win (win_info);
 142
 143     }
 144   return;
 145 }
 146
 147
 148 void
 149 tui_make_window (struct tui_gen_win_info * win_info, int box_it)
 150 {
 151   WINDOW *handle;
 152
 153   handle = newwin (win_info->height,
 154                    win_info->width,
 155                    win_info->origin.y,
 156                    win_info->origin.x);
 157   win_info->handle = handle;
 158   if (handle != (WINDOW *) NULL)
 159     {
 160       if (box_it == BOX_WINDOW)
 161         box_win (win_info, NO_HILITE);
 162       win_info->is_visible = TRUE;
 163       scrollok (handle, TRUE);
 164     }
 165 }
 166
 167
 168 /* We can't really make windows visible, or invisible.  So we have to
 169    delete the entire window when making it visible, and create it
 170    again when making it visible.  */
 171 static void
 172 make_visible (struct tui_gen_win_info *win_info, int visible)
 173 {
 174   /* Don't tear down/recreate command window */
 175   if (win_info->type == CMD_WIN)
 176     return;
 177
 178   if (visible)
 179     {
 180       if (!win_info->is_visible)
 181         {
 182           tui_make_window (win_info,
 183                            (win_info->type != CMD_WIN
 184                             && !tui_win_is_auxillary (win_info->type)));
 185           win_info->is_visible = TRUE;
 186         }
 187     }
 188   else if (!visible &&
 189            win_info->is_visible && win_info->handle != (WINDOW *) NULL)
 190     {
 191       win_info->is_visible = FALSE;
 192       tui_delete_win (win_info->handle);
 193       win_info->handle = (WINDOW *) NULL;
 194     }
 195
 196   return;
 197 }
 198
 199 void
 200 tui_make_visible (struct tui_gen_win_info *win_info)
 201 {
 202   make_visible (win_info, 1);
 203 }
 204
 205 void
 206 tui_make_invisible (struct tui_gen_win_info *win_info)
 207 {
 208   make_visible (win_info, 0);
 209 }
 210
 211
 212 /* Makes all windows invisible (except the command and locator windows).   */
 213 static void
 214 make_all_visible (int visible)
 215 {
 216   int i;
 217
 218   for (i = 0; i < MAX_MAJOR_WINDOWS; i++)
 219     {
 220       if (tui_win_list[i] != NULL
 221           && ((tui_win_list[i])->generic.type) != CMD_WIN)
 222         {
 223           if (tui_win_is_source_type ((tui_win_list[i])->generic.type))
 224             make_visible ((tui_win_list[i])->detail.source_info.execution_info,
 225                           visible);
 226           make_visible ((struct tui_gen_win_info *) tui_win_list[i], visible);
 227         }
 228     }
 229
 230   return;
 231 }
 232
 233 void
 234 tui_make_all_visible (void)
 235 {
 236   make_all_visible (1);
 237 }
 238
 239 void
 240 tui_make_all_invisible (void)
 241 {
 242   make_all_visible (0);
 243 }
 244
 245 /* Function to refresh all the windows currently displayed.  */
 246
 247 void
 248 tui_refresh_all (struct tui_win_info * * list)
 249 {
 250   enum tui_win_type type;
 251   struct tui_gen_win_info * locator = tui_locator_win_info_ptr ();
 252
 253   for (type = SRC_WIN; (type < MAX_MAJOR_WINDOWS); type++)
 254     {
 255       if (list[type] && list[type]->generic.is_visible)
 256         {
 257           if (type == SRC_WIN || type == DISASSEM_WIN)
 258             {
 259               touchwin (list[type]->detail.source_info.execution_info->handle);
 260               tui_refresh_win (list[type]->detail.source_info.execution_info);
 261             }
 262           touchwin (list[type]->generic.handle);
 263           tui_refresh_win (&list[type]->generic);
 264         }
 265     }
 266   if (locator->is_visible)
 267     {
 268       touchwin (locator->handle);
 269       tui_refresh_win (locator);
 270     }
 271 }
 272
 273
 274 /*********************************
 275 ** Local Static Functions
 276 *********************************/