1 /* Data/register window display.
2 Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
3 Contributed by Hewlett-Packard Company.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
28 /*****************************************
29 ** STATIC LOCAL FUNCTIONS FORWARD DECLS **
30 ******************************************/
34 /*****************************************
35 ** PUBLIC FUNCTIONS **
36 ******************************************/
40 ** tuiFirstDataItemDisplayed()
41 ** Answer the index first element displayed.
42 ** If none are displayed, then return (-1).
46 tuiFirstDataItemDisplayed (void)
48 tuiFirstDataItemDisplayed ()
54 for (i = 0; (i < dataWin->generic.contentSize && elementNo < 0); i++)
56 TuiGenWinInfoPtr dataItemWin;
58 dataItemWin = &((TuiWinContent)
59 dataWin->generic.content)[i]->whichElement.dataWindow;
60 if (dataItemWin->handle != (WINDOW *) NULL && dataItemWin->isVisible)
65 } /* tuiFirstDataItemDisplayed */
69 ** tuiFirstDataElementNoInLine()
70 ** Answer the index of the first element in lineNo. If lineNo is
71 ** past the data area (-1) is returned.
75 tuiFirstDataElementNoInLine (
78 tuiFirstDataElementNoInLine (lineNo)
82 int firstElementNo = (-1);
85 ** First see if there is a register on lineNo, and if so, set the
86 ** first element number
88 if ((firstElementNo = tuiFirstRegElementNoInLine (lineNo)) == -1)
90 ** Looking at the general data, the 1st element on lineNo
94 return firstElementNo;
95 } /* tuiFirstDataElementNoInLine */
99 ** tuiDeleteDataContentWindows()
100 ** Function to delete all the item windows in the data window.
101 ** This is usually done when the data window is scrolled.
105 tuiDeleteDataContentWindows (void)
107 tuiDeleteDataContentWindows ()
111 TuiGenWinInfoPtr dataItemWinPtr;
113 for (i = 0; (i < dataWin->generic.contentSize); i++)
115 dataItemWinPtr = &((TuiWinContent)
116 dataWin->generic.content)[i]->whichElement.dataWindow;
117 tuiDelwin (dataItemWinPtr->handle);
118 dataItemWinPtr->handle = (WINDOW *) NULL;
119 dataItemWinPtr->isVisible = FALSE;
123 } /* tuiDeleteDataContentWindows */
128 tuiEraseDataContent (
131 tuiEraseDataContent (prompt)
135 werase (dataWin->generic.handle);
136 checkAndDisplayHighlightIfNeeded (dataWin);
137 if (prompt != (char *) NULL)
139 int halfWidth = (dataWin->generic.width - 2) / 2;
142 if (strlen (prompt) >= halfWidth)
145 xPos = halfWidth - strlen (prompt);
146 mvwaddstr (dataWin->generic.handle,
147 (dataWin->generic.height / 2),
151 wrefresh (dataWin->generic.handle);
154 } /* tuiEraseDataContent */
158 ** tuiDisplayAllData().
159 ** This function displays the data that is in the data window's
160 ** content. It does not set the content.
164 tuiDisplayAllData (void)
169 if (dataWin->generic.contentSize <= 0)
170 tuiEraseDataContent (NO_DATA_STRING);
173 tuiEraseDataContent ((char *) NULL);
174 tuiDeleteDataContentWindows ();
175 checkAndDisplayHighlightIfNeeded (dataWin);
176 tuiDisplayRegistersFrom (0);
178 ** Then display the other data
180 if (dataWin->detail.dataDisplayInfo.dataContent !=
181 (TuiWinContent) NULL &&
182 dataWin->detail.dataDisplayInfo.dataContentCount > 0)
187 } /* tuiDisplayAllData */
191 ** tuiDisplayDataFromLine()
192 ** Function to display the data starting at line, lineNo, in the
197 tuiDisplayDataFromLine (
200 tuiDisplayDataFromLine (lineNo)
204 int _lineNo = lineNo;
209 checkAndDisplayHighlightIfNeeded (dataWin);
211 /* there is no general data, force regs to display (if there are any) */
212 if (dataWin->detail.dataDisplayInfo.dataContentCount <= 0)
213 tuiDisplayRegistersFromLine (_lineNo, TRUE);
216 int elementNo, startLineNo;
217 int regsLastLine = tuiLastRegsLineNo ();
220 /* display regs if we can */
221 if (tuiDisplayRegistersFromLine (_lineNo, FALSE) < 0)
223 ** _lineNo is past the regs display, so calc where the
224 ** start data element is
226 if (regsLastLine < _lineNo)
227 { /* figure out how many lines each element is to obtain
228 the start elementNo */
233 ** calculate the starting element of the data display, given
234 ** regsLastLine and how many lines each element is, up to
238 /* Now display the data , starting at elementNo */
242 } /* tuiDisplayDataFromLine */
246 ** tuiDisplayDataFrom()
247 ** Display data starting at element elementNo
255 tuiDisplayDataFrom (elementNo, reuseWindows)
260 int firstLine = (-1);
262 if (elementNo < dataWin->detail.dataDisplayInfo.regsContentCount)
263 firstLine = tuiLineFromRegElementNo (elementNo);
265 { /* calculate the firstLine from the element number */
270 tuiEraseDataContent ((char *) NULL);
272 tuiDeleteDataContentWindows ();
273 tuiDisplayDataFromLine (firstLine);
277 } /* tuiDisplayDataFrom */
281 ** tuiRefreshDataWin()
282 ** Function to redisplay the contents of the data window.
286 tuiRefreshDataWin (void)
291 tuiEraseDataContent ((char *) NULL);
292 if (dataWin->generic.contentSize > 0)
294 int firstElement = tuiFirstDataItemDisplayed ();
296 if (firstElement >= 0) /* re-use existing windows */
297 tuiDisplayDataFrom (firstElement, TRUE);
301 } /* tuiRefreshDataWin */
305 ** tuiCheckDataValues().
306 ** Function to check the data values and hilite any that have changed
311 struct frame_info *frame)
313 tuiCheckDataValues (frame)
314 struct frame_info *frame;
317 tuiCheckRegisterValues (frame);
319 /* Now check any other data values that there are */
320 if (m_winPtrNotNull (dataWin) && dataWin->generic.isVisible)
324 for (i = 0; dataWin->detail.dataDisplayInfo.dataContentCount; i++)
327 TuiDataElementPtr dataElementPtr;
328 TuiGenWinInfoPtr dataItemWinPtr;
331 dataItemPtr = &dataWin->detail.dataDisplayInfo.
332 dataContent[i]->whichElement.dataWindow;
333 dataElementPtr = &((TuiWinContent)
334 dataItemWinPtr->content)[0]->whichElement.data;
336 has changed (dataElementPtr, frame, &newValue)
338 dataElementPtr->value = newValue;
339 update the display with the new value, hiliting it.
344 } /* tuiCheckDataValues */
348 ** tui_vCheckDataValues().
349 ** Function to check the data values and hilite any that have
350 ** changed with args in a va_list
354 tui_vCheckDataValues (
357 tui_vCheckDataValues (args)
361 struct frame_info *frame = va_arg (args, struct frame_info *);
363 tuiCheckDataValues (frame);
366 } /* tui_vCheckDataValues */
370 ** tuiVerticalDataScroll()
371 ** Scroll the data window vertically forward or backward.
375 tuiVerticalDataScroll (
376 TuiScrollDirection scrollDirection,
379 tuiVerticalDataScroll (scrollDirection, numToScroll)
380 TuiScrollDirection scrollDirection;
385 int firstLine = (-1);
387 firstElementNo = tuiFirstDataItemDisplayed ();
388 if (firstElementNo < dataWin->detail.dataDisplayInfo.regsContentCount)
389 firstLine = tuiLineFromRegElementNo (firstElementNo);
391 { /* calculate the first line from the element number which is in
392 ** the general data content
398 int lastElementNo, lastLine;
400 if (scrollDirection == FORWARD_SCROLL)
401 firstLine += numToScroll;
403 firstLine -= numToScroll;
404 tuiEraseDataContent ((char *) NULL);
405 tuiDeleteDataContentWindows ();
406 tuiDisplayDataFromLine (firstLine);
410 } /* tuiVerticalDataScroll */
413 /*****************************************
414 ** STATIC LOCAL FUNCTIONS **
415 ******************************************/