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 | |
4e8f7a8b DJ |
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 | ||
c906108c SS |
39 | |
40 | /***************************************** | |
41 | ** STATIC LOCAL FUNCTIONS FORWARD DECLS ** | |
42 | ******************************************/ | |
43 | ||
44 | ||
45 | ||
46 | /***************************************** | |
47 | ** PUBLIC FUNCTIONS ** | |
48 | ******************************************/ | |
49 | ||
50 | ||
51 | /* | |
c5aa993b JM |
52 | ** tuiFirstDataItemDisplayed() |
53 | ** Answer the index first element displayed. | |
54 | ** If none are displayed, then return (-1). | |
55 | */ | |
c906108c | 56 | int |
c906108c | 57 | tuiFirstDataItemDisplayed (void) |
c906108c SS |
58 | { |
59 | int elementNo = (-1); | |
60 | int i; | |
61 | ||
62 | for (i = 0; (i < dataWin->generic.contentSize && elementNo < 0); i++) | |
63 | { | |
2a8854a7 | 64 | struct tui_gen_win_info * dataItemWin; |
c906108c | 65 | |
2a8854a7 | 66 | dataItemWin = &((tui_win_content) |
c906108c SS |
67 | dataWin->generic.content)[i]->whichElement.dataWindow; |
68 | if (dataItemWin->handle != (WINDOW *) NULL && dataItemWin->isVisible) | |
69 | elementNo = i; | |
70 | } | |
71 | ||
72 | return elementNo; | |
73 | } /* tuiFirstDataItemDisplayed */ | |
74 | ||
75 | ||
76 | /* | |
c5aa993b JM |
77 | ** tuiFirstDataElementNoInLine() |
78 | ** Answer the index of the first element in lineNo. If lineNo is | |
79 | ** past the data area (-1) is returned. | |
80 | */ | |
c906108c | 81 | int |
eca6576c | 82 | tuiFirstDataElementNoInLine (int lineNo) |
c906108c SS |
83 | { |
84 | int firstElementNo = (-1); | |
85 | ||
86 | /* | |
c5aa993b JM |
87 | ** First see if there is a register on lineNo, and if so, set the |
88 | ** first element number | |
89 | */ | |
55fb0713 | 90 | if ((firstElementNo = tui_first_reg_element_no_inline (lineNo)) == -1) |
c906108c | 91 | { /* |
c5aa993b JM |
92 | ** Looking at the general data, the 1st element on lineNo |
93 | */ | |
c906108c SS |
94 | } |
95 | ||
96 | return firstElementNo; | |
97 | } /* tuiFirstDataElementNoInLine */ | |
98 | ||
99 | ||
100 | /* | |
c5aa993b JM |
101 | ** tuiDeleteDataContentWindows() |
102 | ** Function to delete all the item windows in the data window. | |
103 | ** This is usually done when the data window is scrolled. | |
104 | */ | |
c906108c | 105 | void |
c906108c | 106 | tuiDeleteDataContentWindows (void) |
c906108c SS |
107 | { |
108 | int i; | |
2a8854a7 | 109 | struct tui_gen_win_info * dataItemWinPtr; |
c906108c SS |
110 | |
111 | for (i = 0; (i < dataWin->generic.contentSize); i++) | |
112 | { | |
2a8854a7 | 113 | dataItemWinPtr = &((tui_win_content) |
c906108c | 114 | dataWin->generic.content)[i]->whichElement.dataWindow; |
ec7d9e56 | 115 | tui_delete_win (dataItemWinPtr->handle); |
c906108c SS |
116 | dataItemWinPtr->handle = (WINDOW *) NULL; |
117 | dataItemWinPtr->isVisible = FALSE; | |
118 | } | |
119 | ||
120 | return; | |
121 | } /* tuiDeleteDataContentWindows */ | |
122 | ||
123 | ||
124 | void | |
edae1ccf | 125 | tui_erase_data_content (char *prompt) |
c906108c SS |
126 | { |
127 | werase (dataWin->generic.handle); | |
ec7d9e56 | 128 | tui_check_and_display_highlight_if_needed (dataWin); |
c906108c SS |
129 | if (prompt != (char *) NULL) |
130 | { | |
131 | int halfWidth = (dataWin->generic.width - 2) / 2; | |
132 | int xPos; | |
133 | ||
134 | if (strlen (prompt) >= halfWidth) | |
135 | xPos = 1; | |
136 | else | |
137 | xPos = halfWidth - strlen (prompt); | |
138 | mvwaddstr (dataWin->generic.handle, | |
139 | (dataWin->generic.height / 2), | |
140 | xPos, | |
141 | prompt); | |
142 | } | |
143 | wrefresh (dataWin->generic.handle); | |
edae1ccf | 144 | } |
c906108c SS |
145 | |
146 | ||
edae1ccf AC |
147 | /* This function displays the data that is in the data window's |
148 | content. It does not set the content. */ | |
c906108c | 149 | void |
edae1ccf | 150 | tui_display_all_data (void) |
c906108c SS |
151 | { |
152 | if (dataWin->generic.contentSize <= 0) | |
edae1ccf | 153 | tui_erase_data_content (NO_DATA_STRING); |
c906108c SS |
154 | else |
155 | { | |
edae1ccf | 156 | tui_erase_data_content ((char *) NULL); |
c906108c | 157 | tuiDeleteDataContentWindows (); |
ec7d9e56 | 158 | tui_check_and_display_highlight_if_needed (dataWin); |
55fb0713 | 159 | tui_display_registers_from (0); |
c906108c | 160 | /* |
c5aa993b JM |
161 | ** Then display the other data |
162 | */ | |
c906108c | 163 | if (dataWin->detail.dataDisplayInfo.dataContent != |
2a8854a7 | 164 | (tui_win_content) NULL && |
c906108c SS |
165 | dataWin->detail.dataDisplayInfo.dataContentCount > 0) |
166 | { | |
167 | } | |
168 | } | |
edae1ccf | 169 | } |
c906108c SS |
170 | |
171 | ||
172 | /* | |
c5aa993b JM |
173 | ** tuiDisplayDataFromLine() |
174 | ** Function to display the data starting at line, lineNo, in the | |
175 | ** data window. | |
176 | */ | |
c906108c | 177 | void |
eca6576c | 178 | tuiDisplayDataFromLine (int lineNo) |
c906108c SS |
179 | { |
180 | int _lineNo = lineNo; | |
181 | ||
182 | if (lineNo < 0) | |
183 | _lineNo = 0; | |
184 | ||
ec7d9e56 | 185 | tui_check_and_display_highlight_if_needed (dataWin); |
c906108c SS |
186 | |
187 | /* there is no general data, force regs to display (if there are any) */ | |
188 | if (dataWin->detail.dataDisplayInfo.dataContentCount <= 0) | |
55fb0713 | 189 | tui_display_registers_from_line (_lineNo, TRUE); |
c906108c SS |
190 | else |
191 | { | |
192 | int elementNo, startLineNo; | |
55fb0713 | 193 | int regsLastLine = tui_last_regs_line_no (); |
c906108c SS |
194 | |
195 | ||
196 | /* display regs if we can */ | |
55fb0713 | 197 | if (tui_display_registers_from_line (_lineNo, FALSE) < 0) |
c906108c | 198 | { /* |
c5aa993b JM |
199 | ** _lineNo is past the regs display, so calc where the |
200 | ** start data element is | |
201 | */ | |
c906108c SS |
202 | if (regsLastLine < _lineNo) |
203 | { /* figure out how many lines each element is to obtain | |
c5aa993b | 204 | the start elementNo */ |
c906108c SS |
205 | } |
206 | } | |
207 | else | |
208 | { /* | |
c5aa993b JM |
209 | ** calculate the starting element of the data display, given |
210 | ** regsLastLine and how many lines each element is, up to | |
211 | ** _lineNo | |
212 | */ | |
c906108c SS |
213 | } |
214 | /* Now display the data , starting at elementNo */ | |
215 | } | |
216 | ||
217 | return; | |
218 | } /* tuiDisplayDataFromLine */ | |
219 | ||
220 | ||
221 | /* | |
c5aa993b JM |
222 | ** tuiDisplayDataFrom() |
223 | ** Display data starting at element elementNo | |
224 | */ | |
c906108c | 225 | void |
eca6576c | 226 | tuiDisplayDataFrom (int elementNo, int reuseWindows) |
c906108c SS |
227 | { |
228 | int firstLine = (-1); | |
229 | ||
230 | if (elementNo < dataWin->detail.dataDisplayInfo.regsContentCount) | |
55fb0713 | 231 | firstLine = tui_line_from_reg_element_no (elementNo); |
c906108c SS |
232 | else |
233 | { /* calculate the firstLine from the element number */ | |
234 | } | |
235 | ||
236 | if (firstLine >= 0) | |
237 | { | |
edae1ccf | 238 | tui_erase_data_content ((char *) NULL); |
c906108c SS |
239 | if (!reuseWindows) |
240 | tuiDeleteDataContentWindows (); | |
241 | tuiDisplayDataFromLine (firstLine); | |
242 | } | |
243 | ||
244 | return; | |
245 | } /* tuiDisplayDataFrom */ | |
246 | ||
247 | ||
edae1ccf | 248 | /* Function to redisplay the contents of the data window. */ |
c906108c | 249 | void |
edae1ccf | 250 | tui_refresh_data_win (void) |
c906108c | 251 | { |
edae1ccf | 252 | tui_erase_data_content ((char *) NULL); |
c906108c SS |
253 | if (dataWin->generic.contentSize > 0) |
254 | { | |
255 | int firstElement = tuiFirstDataItemDisplayed (); | |
256 | ||
257 | if (firstElement >= 0) /* re-use existing windows */ | |
258 | tuiDisplayDataFrom (firstElement, TRUE); | |
259 | } | |
edae1ccf | 260 | } |
c906108c SS |
261 | |
262 | ||
edae1ccf | 263 | /* Function to check the data values and hilite any that have changed. */ |
c906108c | 264 | void |
edae1ccf | 265 | tui_check_data_values (struct frame_info *frame) |
c906108c | 266 | { |
55fb0713 | 267 | tui_check_register_values (frame); |
c906108c SS |
268 | |
269 | /* Now check any other data values that there are */ | |
270 | if (m_winPtrNotNull (dataWin) && dataWin->generic.isVisible) | |
271 | { | |
272 | int i; | |
273 | ||
274 | for (i = 0; dataWin->detail.dataDisplayInfo.dataContentCount; i++) | |
275 | { | |
276 | #ifdef LATER | |
277 | TuiDataElementPtr dataElementPtr; | |
2a8854a7 | 278 | struct tui_gen_win_info * dataItemWinPtr; |
c906108c SS |
279 | Opaque newValue; |
280 | ||
281 | dataItemPtr = &dataWin->detail.dataDisplayInfo. | |
282 | dataContent[i]->whichElement.dataWindow; | |
2a8854a7 | 283 | dataElementPtr = &((tui_win_content) |
c906108c SS |
284 | dataItemWinPtr->content)[0]->whichElement.data; |
285 | if value | |
286 | has changed (dataElementPtr, frame, &newValue) | |
287 | { | |
288 | dataElementPtr->value = newValue; | |
289 | update the display with the new value, hiliting it. | |
290 | } | |
291 | #endif | |
292 | } | |
293 | } | |
edae1ccf | 294 | } |
c906108c SS |
295 | |
296 | ||
edae1ccf | 297 | /* Scroll the data window vertically forward or backward. */ |
c906108c | 298 | void |
2a8854a7 | 299 | tui_vertical_data_scroll (enum tui_scroll_direction scrollDirection, int numToScroll) |
c906108c SS |
300 | { |
301 | int firstElementNo; | |
302 | int firstLine = (-1); | |
303 | ||
304 | firstElementNo = tuiFirstDataItemDisplayed (); | |
305 | if (firstElementNo < dataWin->detail.dataDisplayInfo.regsContentCount) | |
55fb0713 | 306 | firstLine = tui_line_from_reg_element_no (firstElementNo); |
c906108c SS |
307 | else |
308 | { /* calculate the first line from the element number which is in | |
c5aa993b JM |
309 | ** the general data content |
310 | */ | |
c906108c SS |
311 | } |
312 | ||
313 | if (firstLine >= 0) | |
314 | { | |
315 | int lastElementNo, lastLine; | |
316 | ||
317 | if (scrollDirection == FORWARD_SCROLL) | |
318 | firstLine += numToScroll; | |
319 | else | |
320 | firstLine -= numToScroll; | |
edae1ccf | 321 | tui_erase_data_content ((char *) NULL); |
c906108c SS |
322 | tuiDeleteDataContentWindows (); |
323 | tuiDisplayDataFromLine (firstLine); | |
324 | } | |
325 | ||
326 | return; | |
327 | } /* tuiVerticalDataScroll */ | |
328 | ||
329 | ||
330 | /***************************************** | |
331 | ** STATIC LOCAL FUNCTIONS ** | |
332 | ******************************************/ |