Commit | Line | Data |
---|---|---|
f377b406 | 1 | /* Data/register window display. |
f33c6cbf | 2 | |
6aba47ca DJ |
3 | Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2007 |
4 | Free Software 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 | |
88d83552 EZ |
22 | Foundation, Inc., 51 Franklin Street, Fifth Floor, |
23 | Boston, MA 02110-1301, 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 | |
88289b6e | 31 | #include "gdb_string.h" |
6a83354a | 32 | #include "gdb_curses.h" |
4e8f7a8b | 33 | |
c906108c SS |
34 | |
35 | /***************************************** | |
36 | ** STATIC LOCAL FUNCTIONS FORWARD DECLS ** | |
37 | ******************************************/ | |
38 | ||
39 | ||
40 | ||
41 | /***************************************** | |
42 | ** PUBLIC FUNCTIONS ** | |
43 | ******************************************/ | |
44 | ||
45 | ||
6ba8e26f AC |
46 | /* Answer the index first element displayed. If none are displayed, |
47 | then return (-1). */ | |
c906108c | 48 | int |
6ba8e26f | 49 | tui_first_data_item_displayed (void) |
c906108c | 50 | { |
6ba8e26f | 51 | int element_no = (-1); |
c906108c SS |
52 | int i; |
53 | ||
e5908723 MS |
54 | for (i = 0; |
55 | i < TUI_DATA_WIN->generic.content_size && element_no < 0; | |
56 | i++) | |
c906108c | 57 | { |
5b6fe301 | 58 | struct tui_gen_win_info *data_item_win; |
c906108c | 59 | |
6ba8e26f | 60 | data_item_win = &((tui_win_content) |
08ef48c5 | 61 | TUI_DATA_WIN->generic.content)[i]->which_element.data_window; |
e5908723 MS |
62 | if (data_item_win->handle != (WINDOW *) NULL |
63 | && data_item_win->is_visible) | |
6ba8e26f | 64 | element_no = i; |
c906108c SS |
65 | } |
66 | ||
6ba8e26f AC |
67 | return element_no; |
68 | } | |
c906108c SS |
69 | |
70 | ||
6ba8e26f AC |
71 | /* Answer the index of the first element in line_no. If line_no is |
72 | past the data area (-1) is returned. */ | |
c906108c | 73 | int |
6ba8e26f | 74 | tui_first_data_element_no_in_line (int line_no) |
c906108c | 75 | { |
6ba8e26f | 76 | int first_element_no = (-1); |
c906108c | 77 | |
ef5eab5a MS |
78 | /* First see if there is a register on line_no, and if so, set the |
79 | first element number. */ | |
6ba8e26f | 80 | if ((first_element_no = tui_first_reg_element_no_inline (line_no)) == -1) |
ef5eab5a | 81 | { /* Looking at the general data, the 1st element on line_no. */ |
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; | |
5b6fe301 | 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) |
08ef48c5 | 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); |
ef5eab5a MS |
143 | |
144 | /* Then display the other data. */ | |
6d012f14 | 145 | if (TUI_DATA_WIN->detail.data_display_info.data_content != |
e5908723 MS |
146 | (tui_win_content) NULL |
147 | && TUI_DATA_WIN->detail.data_display_info.data_content_count > 0) | |
c906108c SS |
148 | { |
149 | } | |
150 | } | |
edae1ccf | 151 | } |
c906108c SS |
152 | |
153 | ||
6ba8e26f AC |
154 | /* Function to display the data starting at line, line_no, in the data |
155 | window. */ | |
c906108c | 156 | void |
6ba8e26f | 157 | tui_display_data_from_line (int line_no) |
c906108c | 158 | { |
6ba8e26f | 159 | int _line_no = line_no; |
c906108c | 160 | |
6ba8e26f AC |
161 | if (line_no < 0) |
162 | _line_no = 0; | |
c906108c | 163 | |
6d012f14 | 164 | tui_check_and_display_highlight_if_needed (TUI_DATA_WIN); |
c906108c | 165 | |
1cc6d956 MS |
166 | /* There is no general data, force regs to display (if there are |
167 | 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 | ||
1cc6d956 | 176 | /* Display regs if we can. */ |
6ba8e26f | 177 | if (tui_display_registers_from_line (_line_no, FALSE) < 0) |
ef5eab5a MS |
178 | { /* _line_no is past the regs display, so calc where the |
179 | start data element is. */ | |
6ba8e26f | 180 | if (regs_last_line < _line_no) |
ef5eab5a MS |
181 | { /* Figure out how many lines each element is to obtain |
182 | the start element_no. */ | |
c906108c SS |
183 | } |
184 | } | |
185 | else | |
ef5eab5a MS |
186 | { /* Calculate the starting element of the data display, given |
187 | regs_last_line and how many lines each element is, up to | |
188 | _line_no. */ | |
c906108c | 189 | } |
1cc6d956 | 190 | /* Now display the data , starting at element_no. */ |
c906108c | 191 | } |
6ba8e26f | 192 | } |
c906108c SS |
193 | |
194 | ||
1cc6d956 | 195 | /* Display data starting at element element_no. */ |
c906108c | 196 | void |
6ba8e26f | 197 | tui_display_data_from (int element_no, int reuse_windows) |
c906108c | 198 | { |
6ba8e26f | 199 | int first_line = (-1); |
c906108c | 200 | |
6ba8e26f AC |
201 | if (element_no < TUI_DATA_WIN->detail.data_display_info.regs_content_count) |
202 | first_line = tui_line_from_reg_element_no (element_no); | |
c906108c | 203 | else |
1cc6d956 | 204 | { /* Calculate the first_line from the element number. */ |
c906108c SS |
205 | } |
206 | ||
6ba8e26f | 207 | if (first_line >= 0) |
c906108c | 208 | { |
edae1ccf | 209 | tui_erase_data_content ((char *) NULL); |
6ba8e26f AC |
210 | if (!reuse_windows) |
211 | tui_delete_data_content_windows (); | |
212 | tui_display_data_from_line (first_line); | |
c906108c | 213 | } |
6ba8e26f | 214 | } |
c906108c SS |
215 | |
216 | ||
edae1ccf | 217 | /* Function to redisplay the contents of the data window. */ |
c906108c | 218 | void |
edae1ccf | 219 | tui_refresh_data_win (void) |
c906108c | 220 | { |
edae1ccf | 221 | tui_erase_data_content ((char *) NULL); |
6d012f14 | 222 | if (TUI_DATA_WIN->generic.content_size > 0) |
c906108c | 223 | { |
6ba8e26f | 224 | int first_element = tui_first_data_item_displayed (); |
c906108c | 225 | |
1cc6d956 | 226 | if (first_element >= 0) /* Re-use existing windows. */ |
6ba8e26f | 227 | tui_display_data_from (first_element, TRUE); |
c906108c | 228 | } |
edae1ccf | 229 | } |
c906108c SS |
230 | |
231 | ||
1cc6d956 MS |
232 | /* Function to check the data values and hilite any that have |
233 | changed. */ | |
c906108c | 234 | void |
edae1ccf | 235 | tui_check_data_values (struct frame_info *frame) |
c906108c | 236 | { |
55fb0713 | 237 | tui_check_register_values (frame); |
c906108c | 238 | |
1cc6d956 | 239 | /* Now check any other data values that there are. */ |
6d012f14 | 240 | if (TUI_DATA_WIN != NULL && TUI_DATA_WIN->generic.is_visible) |
c906108c SS |
241 | { |
242 | int i; | |
243 | ||
e5908723 MS |
244 | for (i = 0; |
245 | TUI_DATA_WIN->detail.data_display_info.data_content_count; | |
246 | i++) | |
c906108c SS |
247 | { |
248 | #ifdef LATER | |
6ba8e26f | 249 | tui_data_element_ptr data_element_ptr; |
5b6fe301 | 250 | struct tui_gen_win_info *data_item_win_ptr; |
6ba8e26f | 251 | Opaque new_value; |
c906108c | 252 | |
6ba8e26f | 253 | data_item_ptr = &TUI_DATA_WIN->detail.data_display_info. |
6d012f14 | 254 | data_content[i]->which_element.data_window; |
6ba8e26f AC |
255 | data_element_ptr = &((tui_win_content) |
256 | data_item_win_ptr->content)[0]->which_element.data; | |
c906108c | 257 | if value |
6ba8e26f | 258 | has changed (data_element_ptr, frame, &new_value) |
c906108c | 259 | { |
6ba8e26f | 260 | data_element_ptr->value = new_value; |
c906108c SS |
261 | update the display with the new value, hiliting it. |
262 | } | |
263 | #endif | |
264 | } | |
265 | } | |
edae1ccf | 266 | } |
c906108c SS |
267 | |
268 | ||
1cc6d956 | 269 | /* Scroll the data window vertically forward or backward. */ |
c906108c | 270 | void |
08ef48c5 MS |
271 | tui_vertical_data_scroll (enum tui_scroll_direction scroll_direction, |
272 | 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 | 280 | else |
1cc6d956 MS |
281 | { /* Calculate the first line from the element number which is in |
282 | the general data content. */ | |
c906108c SS |
283 | } |
284 | ||
6ba8e26f | 285 | if (first_line >= 0) |
c906108c | 286 | { |
6ba8e26f | 287 | int last_element_no, last_line; |
c906108c | 288 | |
6ba8e26f AC |
289 | if (scroll_direction == FORWARD_SCROLL) |
290 | first_line += num_to_scroll; | |
c906108c | 291 | else |
6ba8e26f | 292 | first_line -= num_to_scroll; |
edae1ccf | 293 | tui_erase_data_content ((char *) NULL); |
6ba8e26f AC |
294 | tui_delete_data_content_windows (); |
295 | tui_display_data_from_line (first_line); | |
c906108c | 296 | } |
6ba8e26f | 297 | } |
c906108c SS |
298 | |
299 | ||
300 | /***************************************** | |
301 | ** STATIC LOCAL FUNCTIONS ** | |
302 | ******************************************/ |