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 #ifdef HAVE_NCURSES_H
  32 #include <ncurses.h>
  33 #else
  34 #ifdef HAVE_CURSES_H
  35 #include <curses.h>
  36 #endif
  37 #endif
  38
  39 /***********************
  40 ** PUBLIC FUNCTIONS
  41 ***********************/
  42
  43 /* Refresh the window.   */
  44 void
  45 tui_refresh_win (struct tui_gen_win_info * win_info)
  46 {
  47   if (win_info->type == DATA_WIN && win_info->content_size > 0)
  48     {
  49       int i;
  50
  51       for (i = 0; (i < win_info->content_size); i++)
  52         {
  53           struct tui_gen_win_info * dataItemWinPtr;
  54
  55           dataItemWinPtr = &((tui_win_content)
  56                              win_info->content)[i]->which_element.data_window;
  57           if (dataItemWinPtr != NULL
  58               && dataItemWinPtr->handle != (WINDOW *) NULL)
  59             wrefresh (dataItemWinPtr->handle);
  60         }
  61     }
  62   else if (win_info->type == CMD_WIN)
  63     {
  64       /* Do nothing */
  65     }
  66   else
  67     {
  68       if (win_info->handle != (WINDOW *) NULL)
  69         wrefresh (win_info->handle);
  70     }
  71
  72   return;
  73 }
  74
  75
  76 /* Function to delete the curses window, checking for NULL.   */
  77 void
  78 tui_delete_win (WINDOW * window)
  79 {
  80   if (window != (WINDOW *) NULL)
  81     delwin (window);
  82
  83   return;
  84 }
  85
  86
  87 /* Draw a border arround the window.  */
  88 void
  89 boxWin (struct tui_gen_win_info * win_info, int highlightFlag)
  90 {
  91   if (win_info && win_info->handle)
  92     {
  93       WINDOW *win;
  94       int attrs;
  95
  96       win = win_info->handle;
  97       if (highlightFlag == HILITE)
  98         attrs = tui_active_border_attrs;
  99       else
 100         attrs = tui_border_attrs;
 101
 102       wattron (win, attrs);
 103       wborder (win, tui_border_vline, tui_border_vline,
 104                tui_border_hline, tui_border_hline,
 105                tui_border_ulcorner, tui_border_urcorner,
 106                tui_border_llcorner, tui_border_lrcorner);
 107       if (win_info->title)
 108         mvwaddstr (win, 0, 3, win_info->title);
 109       wattroff (win, attrs);
 110     }
 111 }
 112
 113
 114 void
 115 tui_unhighlight_win (struct tui_win_info * win_info)
 116 {
 117   if (win_info != NULL && win_info->generic.handle != (WINDOW *) NULL)
 118     {
 119       boxWin ((struct tui_gen_win_info *) win_info, NO_HILITE);
 120       wrefresh (win_info->generic.handle);
 121       tui_set_win_highlight (win_info, 0);
 122     }
 123 }
 124
 125
 126 void
 127 tui_highlight_win (struct tui_win_info * win_info)
 128 {
 129   if (win_info != NULL
 130       && win_info->can_highlight
 131       && win_info->generic.handle != (WINDOW *) NULL)
 132     {
 133       boxWin ((struct tui_gen_win_info *) win_info, HILITE);
 134       wrefresh (win_info->generic.handle);
 135       tui_set_win_highlight (win_info, 1);
 136     }
 137 }
 138
 139 void
 140 tui_check_and_display_highlight_if_needed (struct tui_win_info * win_info)
 141 {
 142   if (win_info != NULL && win_info->generic.type != CMD_WIN)
 143     {
 144       if (win_info->is_highlighted)
 145         tui_highlight_win (win_info);
 146       else
 147         tui_unhighlight_win (win_info);
 148
 149     }
 150   return;
 151 }
 152
 153
 154 void
 155 tui_make_window (struct tui_gen_win_info * win_info, int boxIt)
 156 {
 157   WINDOW *handle;
 158
 159   handle = newwin (win_info->height,
 160                    win_info->width,
 161                    win_info->origin.y,
 162                    win_info->origin.x);
 163   win_info->handle = handle;
 164   if (handle != (WINDOW *) NULL)
 165     {
 166       if (boxIt == BOX_WINDOW)
 167         boxWin (win_info, NO_HILITE);
 168       win_info->is_visible = TRUE;
 169       scrollok (handle, TRUE);
 170     }
 171 }
 172
 173
 174 /* We can't really make windows visible, or invisible.  So we have to
 175    delete the entire window when making it visible, and create it
 176    again when making it visible.  */
 177 static void
 178 make_visible (struct tui_gen_win_info *win_info, int visible)
 179 {
 180   /* Don't tear down/recreate command window */
 181   if (win_info->type == CMD_WIN)
 182     return;
 183
 184   if (visible)
 185     {
 186       if (!win_info->is_visible)
 187         {
 188           tui_make_window (win_info,
 189                            (win_info->type != CMD_WIN
 190                             && !tui_win_is_auxillary (win_info->type)));
 191           win_info->is_visible = TRUE;
 192         }
 193     }
 194   else if (!visible &&
 195            win_info->is_visible && win_info->handle != (WINDOW *) NULL)
 196     {
 197       win_info->is_visible = FALSE;
 198       tui_delete_win (win_info->handle);
 199       win_info->handle = (WINDOW *) NULL;
 200     }
 201
 202   return;
 203 }
 204
 205 void
 206 tui_make_visible (struct tui_gen_win_info *win_info)
 207 {
 208   make_visible (win_info, 1);
 209 }
 210
 211 void
 212 tui_make_invisible (struct tui_gen_win_info *win_info)
 213 {
 214   make_visible (win_info, 0);
 215 }
 216
 217
 218 /* Makes all windows invisible (except the command and locator windows).   */
 219 static void
 220 make_all_visible (int visible)
 221 {
 222   int i;
 223
 224   for (i = 0; i < MAX_MAJOR_WINDOWS; i++)
 225     {
 226       if (tui_win_list[i] != NULL
 227           && ((tui_win_list[i])->generic.type) != CMD_WIN)
 228         {
 229           if (tui_win_is_source_type ((tui_win_list[i])->generic.type))
 230             make_visible ((tui_win_list[i])->detail.source_info.execution_info,
 231                           visible);
 232           make_visible ((struct tui_gen_win_info *) tui_win_list[i], visible);
 233         }
 234     }
 235
 236   return;
 237 }
 238
 239 void
 240 tui_make_all_visible (void)
 241 {
 242   make_all_visible (1);
 243 }
 244
 245 void
 246 tui_make_all_invisible (void)
 247 {
 248   make_all_visible (0);
 249 }
 250
 251 /* Function to refresh all the windows currently displayed.  */
 252
 253 void
 254 tui_refresh_all (struct tui_win_info * * list)
 255 {
 256   enum tui_win_type type;
 257   struct tui_gen_win_info * locator = tui_locator_win_info_ptr ();
 258
 259   for (type = SRC_WIN; (type < MAX_MAJOR_WINDOWS); type++)
 260     {
 261       if (list[type] && list[type]->generic.is_visible)
 262         {
 263           if (type == SRC_WIN || type == DISASSEM_WIN)
 264             {
 265               touchwin (list[type]->detail.source_info.execution_info->handle);
 266               tui_refresh_win (list[type]->detail.source_info.execution_info);
 267             }
 268           touchwin (list[type]->generic.handle);
 269           tui_refresh_win (&list[type]->generic);
 270         }
 271     }
 272   if (locator->is_visible)
 273     {
 274       touchwin (locator->handle);
 275       tui_refresh_win (locator);
 276     }
 277
 278   return;
 279 }                               /* refreshAll */
 280
 281
 282 /*********************************
 283 ** Local Static Functions
 284 *********************************/