Commit | Line | Data |
---|---|---|
f377b406 | 1 | /* Data/register window display. |
f33c6cbf | 2 | |
55fb0713 AC |
3 | Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free Software |
4 | Foundation, Inc. | |
f33c6cbf | 5 | |
f377b406 SC |
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. */ | |
c906108c | 24 | |
96ec9981 | 25 | #include "defs.h" |
d7b2e967 AC |
26 | #include "tui/tui.h" |
27 | #include "tui/tui-data.h" | |
28 | #include "tui/tui-wingeneral.h" | |
29 | #include "tui/tui-regs.h" | |
f33c6cbf | 30 | |
6a83354a | 31 | #include "gdb_curses.h" |
4e8f7a8b | 32 | |
c906108c SS |
33 | |
34 | /***************************************** | |
35 | ** STATIC LOCAL FUNCTIONS FORWARD DECLS ** | |
36 | ******************************************/ | |
37 | ||
38 | ||
39 | ||
40 | /***************************************** | |
41 | ** PUBLIC FUNCTIONS ** | |
42 | ******************************************/ | |
43 | ||
44 | ||
6ba8e26f AC |
45 | /* Answer the index first element displayed. If none are displayed, |
46 | then return (-1). */ | |
c906108c | 47 | int |
6ba8e26f | 48 | tui_first_data_item_displayed (void) |
c906108c | 49 | { |
6ba8e26f | 50 | int element_no = (-1); |
c906108c SS |
51 | int i; |
52 | ||
6ba8e26f | 53 | for (i = 0; (i < TUI_DATA_WIN->generic.content_size && element_no < 0); i++) |
c906108c | 54 | { |
6ba8e26f | 55 | struct tui_gen_win_info * data_item_win; |
c906108c | 56 | |
6ba8e26f | 57 | data_item_win = &((tui_win_content) |
6d012f14 | 58 | TUI_DATA_WIN->generic.content)[i]->which_element.data_window; |
6ba8e26f AC |
59 | if (data_item_win->handle != (WINDOW *) NULL && data_item_win->is_visible) |
60 | element_no = i; | |
c906108c SS |
61 | } |
62 | ||
6ba8e26f AC |
63 | return element_no; |
64 | } | |
c906108c SS |
65 | |
66 | ||
6ba8e26f AC |
67 | /* Answer the index of the first element in line_no. If line_no is |
68 | past the data area (-1) is returned. */ | |
c906108c | 69 | int |
6ba8e26f | 70 | tui_first_data_element_no_in_line (int line_no) |
c906108c | 71 | { |
6ba8e26f | 72 | int first_element_no = (-1); |
c906108c SS |
73 | |
74 | /* | |
6ba8e26f | 75 | ** First see if there is a register on line_no, and if so, set the |
c5aa993b JM |
76 | ** first element number |
77 | */ | |
6ba8e26f | 78 | if ((first_element_no = tui_first_reg_element_no_inline (line_no)) == -1) |
c906108c | 79 | { /* |
6ba8e26f | 80 | ** Looking at the general data, the 1st element on line_no |
c5aa993b | 81 | */ |
c906108c SS |
82 | } |
83 | ||
6ba8e26f AC |
84 | return first_element_no; |
85 | } | |
c906108c SS |
86 | |
87 | ||
6ba8e26f AC |
88 | /* Function to delete all the item windows in the data window. This |
89 | is usually done when the data window is scrolled. */ | |
c906108c | 90 | void |
6ba8e26f | 91 | tui_delete_data_content_windows (void) |
c906108c SS |
92 | { |
93 | int i; | |
6ba8e26f | 94 | struct tui_gen_win_info * data_item_win_ptr; |
c906108c | 95 | |
6d012f14 | 96 | for (i = 0; (i < TUI_DATA_WIN->generic.content_size); i++) |
c906108c | 97 | { |
6ba8e26f | 98 | data_item_win_ptr = &((tui_win_content) |
6d012f14 | 99 | TUI_DATA_WIN->generic.content)[i]->which_element.data_window; |
6ba8e26f AC |
100 | tui_delete_win (data_item_win_ptr->handle); |
101 | data_item_win_ptr->handle = (WINDOW *) NULL; | |
102 | data_item_win_ptr->is_visible = FALSE; | |
c906108c | 103 | } |
6ba8e26f | 104 | } |
c906108c SS |
105 | |
106 | ||
107 | void | |
edae1ccf | 108 | tui_erase_data_content (char *prompt) |
c906108c | 109 | { |
6d012f14 AC |
110 | werase (TUI_DATA_WIN->generic.handle); |
111 | tui_check_and_display_highlight_if_needed (TUI_DATA_WIN); | |
c906108c SS |
112 | if (prompt != (char *) NULL) |
113 | { | |
6ba8e26f AC |
114 | int half_width = (TUI_DATA_WIN->generic.width - 2) / 2; |
115 | int x_pos; | |
c906108c | 116 | |
6ba8e26f AC |
117 | if (strlen (prompt) >= half_width) |
118 | x_pos = 1; | |
c906108c | 119 | else |
6ba8e26f | 120 | x_pos = half_width - strlen (prompt); |
6d012f14 AC |
121 | mvwaddstr (TUI_DATA_WIN->generic.handle, |
122 | (TUI_DATA_WIN->generic.height / 2), | |
6ba8e26f | 123 | x_pos, |
c906108c SS |
124 | prompt); |
125 | } | |
6d012f14 | 126 | wrefresh (TUI_DATA_WIN->generic.handle); |
edae1ccf | 127 | } |
c906108c SS |
128 | |
129 | ||
edae1ccf AC |
130 | /* This function displays the data that is in the data window's |
131 | content. It does not set the content. */ | |
c906108c | 132 | void |
edae1ccf | 133 | tui_display_all_data (void) |
c906108c | 134 | { |
6d012f14 | 135 | if (TUI_DATA_WIN->generic.content_size <= 0) |
edae1ccf | 136 | tui_erase_data_content (NO_DATA_STRING); |
c906108c SS |
137 | else |
138 | { | |
edae1ccf | 139 | tui_erase_data_content ((char *) NULL); |
6ba8e26f | 140 | tui_delete_data_content_windows (); |
6d012f14 | 141 | tui_check_and_display_highlight_if_needed (TUI_DATA_WIN); |
55fb0713 | 142 | tui_display_registers_from (0); |
c906108c | 143 | /* |
c5aa993b JM |
144 | ** Then display the other data |
145 | */ | |
6d012f14 | 146 | if (TUI_DATA_WIN->detail.data_display_info.data_content != |
2a8854a7 | 147 | (tui_win_content) NULL && |
6d012f14 | 148 | TUI_DATA_WIN->detail.data_display_info.data_content_count > 0) |
c906108c SS |
149 | { |
150 | } | |
151 | } | |
edae1ccf | 152 | } |
c906108c SS |
153 | |
154 | ||
6ba8e26f AC |
155 | /* Function to display the data starting at line, line_no, in the data |
156 | window. */ | |
c906108c | 157 | void |
6ba8e26f | 158 | tui_display_data_from_line (int line_no) |
c906108c | 159 | { |
6ba8e26f | 160 | int _line_no = line_no; |
c906108c | 161 | |
6ba8e26f AC |
162 | if (line_no < 0) |
163 | _line_no = 0; | |
c906108c | 164 | |
6d012f14 | 165 | tui_check_and_display_highlight_if_needed (TUI_DATA_WIN); |
c906108c SS |
166 | |
167 | /* there is no general data, force regs to display (if there are any) */ | |
6d012f14 | 168 | if (TUI_DATA_WIN->detail.data_display_info.data_content_count <= 0) |
6ba8e26f | 169 | tui_display_registers_from_line (_line_no, TRUE); |
c906108c SS |
170 | else |
171 | { | |
6ba8e26f AC |
172 | int element_no, start_line_no; |
173 | int regs_last_line = tui_last_regs_line_no (); | |
c906108c SS |
174 | |
175 | ||
176 | /* display regs if we can */ | |
6ba8e26f | 177 | if (tui_display_registers_from_line (_line_no, FALSE) < 0) |
c906108c | 178 | { /* |
6ba8e26f | 179 | ** _line_no is past the regs display, so calc where the |
c5aa993b JM |
180 | ** start data element is |
181 | */ | |
6ba8e26f | 182 | if (regs_last_line < _line_no) |
c906108c | 183 | { /* figure out how many lines each element is to obtain |
6ba8e26f | 184 | the start element_no */ |
c906108c SS |
185 | } |
186 | } | |
187 | else | |
188 | { /* | |
c5aa993b | 189 | ** calculate the starting element of the data display, given |
6ba8e26f AC |
190 | ** regs_last_line and how many lines each element is, up to |
191 | ** _line_no | |
c5aa993b | 192 | */ |
c906108c | 193 | } |
6ba8e26f | 194 | /* Now display the data , starting at element_no */ |
c906108c | 195 | } |
6ba8e26f | 196 | } |
c906108c SS |
197 | |
198 | ||
6ba8e26f | 199 | /* Display data starting at element element_no. */ |
c906108c | 200 | void |
6ba8e26f | 201 | tui_display_data_from (int element_no, int reuse_windows) |
c906108c | 202 | { |
6ba8e26f | 203 | int first_line = (-1); |
c906108c | 204 | |
6ba8e26f AC |
205 | if (element_no < TUI_DATA_WIN->detail.data_display_info.regs_content_count) |
206 | first_line = tui_line_from_reg_element_no (element_no); | |
c906108c | 207 | else |
6ba8e26f | 208 | { /* calculate the first_line from the element number */ |
c906108c SS |
209 | } |
210 | ||
6ba8e26f | 211 | if (first_line >= 0) |
c906108c | 212 | { |
edae1ccf | 213 | tui_erase_data_content ((char *) NULL); |
6ba8e26f AC |
214 | if (!reuse_windows) |
215 | tui_delete_data_content_windows (); | |
216 | tui_display_data_from_line (first_line); | |
c906108c | 217 | } |
6ba8e26f | 218 | } |
c906108c SS |
219 | |
220 | ||
edae1ccf | 221 | /* Function to redisplay the contents of the data window. */ |
c906108c | 222 | void |
edae1ccf | 223 | tui_refresh_data_win (void) |
c906108c | 224 | { |
edae1ccf | 225 | tui_erase_data_content ((char *) NULL); |
6d012f14 | 226 | if (TUI_DATA_WIN->generic.content_size > 0) |
c906108c | 227 | { |
6ba8e26f | 228 | int first_element = tui_first_data_item_displayed (); |
c906108c | 229 | |
6ba8e26f AC |
230 | if (first_element >= 0) /* re-use existing windows */ |
231 | tui_display_data_from (first_element, TRUE); | |
c906108c | 232 | } |
edae1ccf | 233 | } |
c906108c SS |
234 | |
235 | ||
edae1ccf | 236 | /* Function to check the data values and hilite any that have changed. */ |
c906108c | 237 | void |
edae1ccf | 238 | tui_check_data_values (struct frame_info *frame) |
c906108c | 239 | { |
55fb0713 | 240 | tui_check_register_values (frame); |
c906108c SS |
241 | |
242 | /* Now check any other data values that there are */ | |
6d012f14 | 243 | if (TUI_DATA_WIN != NULL && TUI_DATA_WIN->generic.is_visible) |
c906108c SS |
244 | { |
245 | int i; | |
246 | ||
6d012f14 | 247 | for (i = 0; TUI_DATA_WIN->detail.data_display_info.data_content_count; i++) |
c906108c SS |
248 | { |
249 | #ifdef LATER | |
6ba8e26f AC |
250 | tui_data_element_ptr data_element_ptr; |
251 | struct tui_gen_win_info * data_item_win_ptr; | |
252 | Opaque new_value; | |
c906108c | 253 | |
6ba8e26f | 254 | data_item_ptr = &TUI_DATA_WIN->detail.data_display_info. |
6d012f14 | 255 | data_content[i]->which_element.data_window; |
6ba8e26f AC |
256 | data_element_ptr = &((tui_win_content) |
257 | data_item_win_ptr->content)[0]->which_element.data; | |
c906108c | 258 | if value |
6ba8e26f | 259 | has changed (data_element_ptr, frame, &new_value) |
c906108c | 260 | { |
6ba8e26f | 261 | data_element_ptr->value = new_value; |
c906108c SS |
262 | update the display with the new value, hiliting it. |
263 | } | |
264 | #endif | |
265 | } | |
266 | } | |
edae1ccf | 267 | } |
c906108c SS |
268 | |
269 | ||
edae1ccf | 270 | /* Scroll the data window vertically forward or backward. */ |
c906108c | 271 | void |
6ba8e26f | 272 | tui_vertical_data_scroll (enum tui_scroll_direction scroll_direction, int num_to_scroll) |
c906108c | 273 | { |
6ba8e26f AC |
274 | int first_element_no; |
275 | int first_line = (-1); | |
c906108c | 276 | |
6ba8e26f AC |
277 | first_element_no = tui_first_data_item_displayed (); |
278 | if (first_element_no < TUI_DATA_WIN->detail.data_display_info.regs_content_count) | |
279 | first_line = tui_line_from_reg_element_no (first_element_no); | |
c906108c SS |
280 | else |
281 | { /* calculate the first line from the element number which is in | |
c5aa993b JM |
282 | ** the general data content |
283 | */ | |
c906108c SS |
284 | } |
285 | ||
6ba8e26f | 286 | if (first_line >= 0) |
c906108c | 287 | { |
6ba8e26f | 288 | int last_element_no, last_line; |
c906108c | 289 | |
6ba8e26f AC |
290 | if (scroll_direction == FORWARD_SCROLL) |
291 | first_line += num_to_scroll; | |
c906108c | 292 | else |
6ba8e26f | 293 | first_line -= num_to_scroll; |
edae1ccf | 294 | tui_erase_data_content ((char *) NULL); |
6ba8e26f AC |
295 | tui_delete_data_content_windows (); |
296 | tui_display_data_from_line (first_line); | |
c906108c | 297 | } |
6ba8e26f | 298 | } |
c906108c SS |
299 | |
300 | ||
301 | /***************************************** | |
302 | ** STATIC LOCAL FUNCTIONS ** | |
303 | ******************************************/ |