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 | ||
6ba8e26f | 54 | for (i = 0; (i < TUI_DATA_WIN->generic.content_size && element_no < 0); i++) |
c906108c | 55 | { |
6ba8e26f | 56 | struct tui_gen_win_info * data_item_win; |
c906108c | 57 | |
6ba8e26f | 58 | data_item_win = &((tui_win_content) |
6d012f14 | 59 | TUI_DATA_WIN->generic.content)[i]->which_element.data_window; |
6ba8e26f AC |
60 | if (data_item_win->handle != (WINDOW *) NULL && data_item_win->is_visible) |
61 | element_no = i; | |
c906108c SS |
62 | } |
63 | ||
6ba8e26f AC |
64 | return element_no; |
65 | } | |
c906108c SS |
66 | |
67 | ||
6ba8e26f AC |
68 | /* Answer the index of the first element in line_no. If line_no is |
69 | past the data area (-1) is returned. */ | |
c906108c | 70 | int |
6ba8e26f | 71 | tui_first_data_element_no_in_line (int line_no) |
c906108c | 72 | { |
6ba8e26f | 73 | int first_element_no = (-1); |
c906108c SS |
74 | |
75 | /* | |
6ba8e26f | 76 | ** First see if there is a register on line_no, and if so, set the |
c5aa993b JM |
77 | ** first element number |
78 | */ | |
6ba8e26f | 79 | if ((first_element_no = tui_first_reg_element_no_inline (line_no)) == -1) |
c906108c | 80 | { /* |
6ba8e26f | 81 | ** Looking at the general data, the 1st element on line_no |
c5aa993b | 82 | */ |
c906108c SS |
83 | } |
84 | ||
6ba8e26f AC |
85 | return first_element_no; |
86 | } | |
c906108c SS |
87 | |
88 | ||
6ba8e26f AC |
89 | /* Function to delete all the item windows in the data window. This |
90 | is usually done when the data window is scrolled. */ | |
c906108c | 91 | void |
6ba8e26f | 92 | tui_delete_data_content_windows (void) |
c906108c SS |
93 | { |
94 | int i; | |
6ba8e26f | 95 | struct tui_gen_win_info * data_item_win_ptr; |
c906108c | 96 | |
6d012f14 | 97 | for (i = 0; (i < TUI_DATA_WIN->generic.content_size); i++) |
c906108c | 98 | { |
6ba8e26f | 99 | data_item_win_ptr = &((tui_win_content) |
6d012f14 | 100 | TUI_DATA_WIN->generic.content)[i]->which_element.data_window; |
6ba8e26f AC |
101 | tui_delete_win (data_item_win_ptr->handle); |
102 | data_item_win_ptr->handle = (WINDOW *) NULL; | |
103 | data_item_win_ptr->is_visible = FALSE; | |
c906108c | 104 | } |
6ba8e26f | 105 | } |
c906108c SS |
106 | |
107 | ||
108 | void | |
edae1ccf | 109 | tui_erase_data_content (char *prompt) |
c906108c | 110 | { |
6d012f14 AC |
111 | werase (TUI_DATA_WIN->generic.handle); |
112 | tui_check_and_display_highlight_if_needed (TUI_DATA_WIN); | |
c906108c SS |
113 | if (prompt != (char *) NULL) |
114 | { | |
6ba8e26f AC |
115 | int half_width = (TUI_DATA_WIN->generic.width - 2) / 2; |
116 | int x_pos; | |
c906108c | 117 | |
6ba8e26f AC |
118 | if (strlen (prompt) >= half_width) |
119 | x_pos = 1; | |
c906108c | 120 | else |
6ba8e26f | 121 | x_pos = half_width - strlen (prompt); |
6d012f14 AC |
122 | mvwaddstr (TUI_DATA_WIN->generic.handle, |
123 | (TUI_DATA_WIN->generic.height / 2), | |
6ba8e26f | 124 | x_pos, |
c906108c SS |
125 | prompt); |
126 | } | |
6d012f14 | 127 | wrefresh (TUI_DATA_WIN->generic.handle); |
edae1ccf | 128 | } |
c906108c SS |
129 | |
130 | ||
edae1ccf AC |
131 | /* This function displays the data that is in the data window's |
132 | content. It does not set the content. */ | |
c906108c | 133 | void |
edae1ccf | 134 | tui_display_all_data (void) |
c906108c | 135 | { |
6d012f14 | 136 | if (TUI_DATA_WIN->generic.content_size <= 0) |
edae1ccf | 137 | tui_erase_data_content (NO_DATA_STRING); |
c906108c SS |
138 | else |
139 | { | |
edae1ccf | 140 | tui_erase_data_content ((char *) NULL); |
6ba8e26f | 141 | tui_delete_data_content_windows (); |
6d012f14 | 142 | tui_check_and_display_highlight_if_needed (TUI_DATA_WIN); |
55fb0713 | 143 | tui_display_registers_from (0); |
c906108c | 144 | /* |
c5aa993b JM |
145 | ** Then display the other data |
146 | */ | |
6d012f14 | 147 | if (TUI_DATA_WIN->detail.data_display_info.data_content != |
2a8854a7 | 148 | (tui_win_content) NULL && |
6d012f14 | 149 | TUI_DATA_WIN->detail.data_display_info.data_content_count > 0) |
c906108c SS |
150 | { |
151 | } | |
152 | } | |
edae1ccf | 153 | } |
c906108c SS |
154 | |
155 | ||
6ba8e26f AC |
156 | /* Function to display the data starting at line, line_no, in the data |
157 | window. */ | |
c906108c | 158 | void |
6ba8e26f | 159 | tui_display_data_from_line (int line_no) |
c906108c | 160 | { |
6ba8e26f | 161 | int _line_no = line_no; |
c906108c | 162 | |
6ba8e26f AC |
163 | if (line_no < 0) |
164 | _line_no = 0; | |
c906108c | 165 | |
6d012f14 | 166 | tui_check_and_display_highlight_if_needed (TUI_DATA_WIN); |
c906108c SS |
167 | |
168 | /* there is no general data, force regs to display (if there are any) */ | |
6d012f14 | 169 | if (TUI_DATA_WIN->detail.data_display_info.data_content_count <= 0) |
6ba8e26f | 170 | tui_display_registers_from_line (_line_no, TRUE); |
c906108c SS |
171 | else |
172 | { | |
6ba8e26f AC |
173 | int element_no, start_line_no; |
174 | int regs_last_line = tui_last_regs_line_no (); | |
c906108c SS |
175 | |
176 | ||
177 | /* display regs if we can */ | |
6ba8e26f | 178 | if (tui_display_registers_from_line (_line_no, FALSE) < 0) |
c906108c | 179 | { /* |
6ba8e26f | 180 | ** _line_no is past the regs display, so calc where the |
c5aa993b JM |
181 | ** start data element is |
182 | */ | |
6ba8e26f | 183 | if (regs_last_line < _line_no) |
c906108c | 184 | { /* figure out how many lines each element is to obtain |
6ba8e26f | 185 | the start element_no */ |
c906108c SS |
186 | } |
187 | } | |
188 | else | |
189 | { /* | |
c5aa993b | 190 | ** calculate the starting element of the data display, given |
6ba8e26f AC |
191 | ** regs_last_line and how many lines each element is, up to |
192 | ** _line_no | |
c5aa993b | 193 | */ |
c906108c | 194 | } |
6ba8e26f | 195 | /* Now display the data , starting at element_no */ |
c906108c | 196 | } |
6ba8e26f | 197 | } |
c906108c SS |
198 | |
199 | ||
6ba8e26f | 200 | /* Display data starting at element element_no. */ |
c906108c | 201 | void |
6ba8e26f | 202 | tui_display_data_from (int element_no, int reuse_windows) |
c906108c | 203 | { |
6ba8e26f | 204 | int first_line = (-1); |
c906108c | 205 | |
6ba8e26f AC |
206 | if (element_no < TUI_DATA_WIN->detail.data_display_info.regs_content_count) |
207 | first_line = tui_line_from_reg_element_no (element_no); | |
c906108c | 208 | else |
6ba8e26f | 209 | { /* calculate the first_line from the element number */ |
c906108c SS |
210 | } |
211 | ||
6ba8e26f | 212 | if (first_line >= 0) |
c906108c | 213 | { |
edae1ccf | 214 | tui_erase_data_content ((char *) NULL); |
6ba8e26f AC |
215 | if (!reuse_windows) |
216 | tui_delete_data_content_windows (); | |
217 | tui_display_data_from_line (first_line); | |
c906108c | 218 | } |
6ba8e26f | 219 | } |
c906108c SS |
220 | |
221 | ||
edae1ccf | 222 | /* Function to redisplay the contents of the data window. */ |
c906108c | 223 | void |
edae1ccf | 224 | tui_refresh_data_win (void) |
c906108c | 225 | { |
edae1ccf | 226 | tui_erase_data_content ((char *) NULL); |
6d012f14 | 227 | if (TUI_DATA_WIN->generic.content_size > 0) |
c906108c | 228 | { |
6ba8e26f | 229 | int first_element = tui_first_data_item_displayed (); |
c906108c | 230 | |
6ba8e26f AC |
231 | if (first_element >= 0) /* re-use existing windows */ |
232 | tui_display_data_from (first_element, TRUE); | |
c906108c | 233 | } |
edae1ccf | 234 | } |
c906108c SS |
235 | |
236 | ||
edae1ccf | 237 | /* Function to check the data values and hilite any that have changed. */ |
c906108c | 238 | void |
edae1ccf | 239 | tui_check_data_values (struct frame_info *frame) |
c906108c | 240 | { |
55fb0713 | 241 | tui_check_register_values (frame); |
c906108c SS |
242 | |
243 | /* Now check any other data values that there are */ | |
6d012f14 | 244 | if (TUI_DATA_WIN != NULL && TUI_DATA_WIN->generic.is_visible) |
c906108c SS |
245 | { |
246 | int i; | |
247 | ||
6d012f14 | 248 | for (i = 0; TUI_DATA_WIN->detail.data_display_info.data_content_count; i++) |
c906108c SS |
249 | { |
250 | #ifdef LATER | |
6ba8e26f AC |
251 | tui_data_element_ptr data_element_ptr; |
252 | struct tui_gen_win_info * data_item_win_ptr; | |
253 | Opaque new_value; | |
c906108c | 254 | |
6ba8e26f | 255 | data_item_ptr = &TUI_DATA_WIN->detail.data_display_info. |
6d012f14 | 256 | data_content[i]->which_element.data_window; |
6ba8e26f AC |
257 | data_element_ptr = &((tui_win_content) |
258 | data_item_win_ptr->content)[0]->which_element.data; | |
c906108c | 259 | if value |
6ba8e26f | 260 | has changed (data_element_ptr, frame, &new_value) |
c906108c | 261 | { |
6ba8e26f | 262 | data_element_ptr->value = new_value; |
c906108c SS |
263 | update the display with the new value, hiliting it. |
264 | } | |
265 | #endif | |
266 | } | |
267 | } | |
edae1ccf | 268 | } |
c906108c SS |
269 | |
270 | ||
edae1ccf | 271 | /* Scroll the data window vertically forward or backward. */ |
c906108c | 272 | void |
6ba8e26f | 273 | tui_vertical_data_scroll (enum tui_scroll_direction scroll_direction, int num_to_scroll) |
c906108c | 274 | { |
6ba8e26f AC |
275 | int first_element_no; |
276 | int first_line = (-1); | |
c906108c | 277 | |
6ba8e26f AC |
278 | first_element_no = tui_first_data_item_displayed (); |
279 | if (first_element_no < TUI_DATA_WIN->detail.data_display_info.regs_content_count) | |
280 | first_line = tui_line_from_reg_element_no (first_element_no); | |
c906108c SS |
281 | else |
282 | { /* calculate the first line from the element number which is in | |
c5aa993b JM |
283 | ** the general data content |
284 | */ | |
c906108c SS |
285 | } |
286 | ||
6ba8e26f | 287 | if (first_line >= 0) |
c906108c | 288 | { |
6ba8e26f | 289 | int last_element_no, last_line; |
c906108c | 290 | |
6ba8e26f AC |
291 | if (scroll_direction == FORWARD_SCROLL) |
292 | first_line += num_to_scroll; | |
c906108c | 293 | else |
6ba8e26f | 294 | first_line -= num_to_scroll; |
edae1ccf | 295 | tui_erase_data_content ((char *) NULL); |
6ba8e26f AC |
296 | tui_delete_data_content_windows (); |
297 | tui_display_data_from_line (first_line); | |
c906108c | 298 | } |
6ba8e26f | 299 | } |
c906108c SS |
300 | |
301 | ||
302 | /***************************************** | |
303 | ** STATIC LOCAL FUNCTIONS ** | |
304 | ******************************************/ |