old-cross-binutils/gdb/tui/tuiDataWin.c
1999-07-07 20:19:36 +00:00

400 lines
8.7 KiB
C

/*
** tuiDataWin.c
** This module contains functions to support the data/register window display.
*/
#include "defs.h"
#include "tui.h"
#include "tuiData.h"
#include "tuiRegs.h"
/*****************************************
** STATIC LOCAL FUNCTIONS FORWARD DECLS **
******************************************/
/*****************************************
** PUBLIC FUNCTIONS **
******************************************/
/*
** tuiFirstDataItemDisplayed()
** Answer the index first element displayed.
** If none are displayed, then return (-1).
*/
int
#ifdef __STDC__
tuiFirstDataItemDisplayed (void)
#else
tuiFirstDataItemDisplayed ()
#endif
{
int elementNo = (-1);
int i;
for (i = 0; (i < dataWin->generic.contentSize && elementNo < 0); i++)
{
TuiGenWinInfoPtr dataItemWin;
dataItemWin = &((TuiWinContent)
dataWin->generic.content)[i]->whichElement.dataWindow;
if (dataItemWin->handle != (WINDOW *) NULL && dataItemWin->isVisible)
elementNo = i;
}
return elementNo;
} /* tuiFirstDataItemDisplayed */
/*
** tuiFirstDataElementNoInLine()
** Answer the index of the first element in lineNo. If lineNo is
** past the data area (-1) is returned.
*/
int
#ifdef __STDC__
tuiFirstDataElementNoInLine (
int lineNo)
#else
tuiFirstDataElementNoInLine (lineNo)
int lineNo;
#endif
{
int firstElementNo = (-1);
/*
** First see if there is a register on lineNo, and if so, set the
** first element number
*/
if ((firstElementNo = tuiFirstRegElementNoInLine (lineNo)) == -1)
{ /*
** Looking at the general data, the 1st element on lineNo
*/
}
return firstElementNo;
} /* tuiFirstDataElementNoInLine */
/*
** tuiDeleteDataContentWindows()
** Function to delete all the item windows in the data window.
** This is usually done when the data window is scrolled.
*/
void
#ifdef __STDC__
tuiDeleteDataContentWindows (void)
#else
tuiDeleteDataContentWindows ()
#endif
{
int i;
TuiGenWinInfoPtr dataItemWinPtr;
for (i = 0; (i < dataWin->generic.contentSize); i++)
{
dataItemWinPtr = &((TuiWinContent)
dataWin->generic.content)[i]->whichElement.dataWindow;
tuiDelwin (dataItemWinPtr->handle);
dataItemWinPtr->handle = (WINDOW *) NULL;
dataItemWinPtr->isVisible = FALSE;
}
return;
} /* tuiDeleteDataContentWindows */
void
#ifdef __STDC__
tuiEraseDataContent (
char *prompt)
#else
tuiEraseDataContent (prompt)
char *prompt;
#endif
{
werase (dataWin->generic.handle);
checkAndDisplayHighlightIfNeeded (dataWin);
if (prompt != (char *) NULL)
{
int halfWidth = (dataWin->generic.width - 2) / 2;
int xPos;
if (strlen (prompt) >= halfWidth)
xPos = 1;
else
xPos = halfWidth - strlen (prompt);
mvwaddstr (dataWin->generic.handle,
(dataWin->generic.height / 2),
xPos,
prompt);
}
wrefresh (dataWin->generic.handle);
return;
} /* tuiEraseDataContent */
/*
** tuiDisplayAllData().
** This function displays the data that is in the data window's
** content. It does not set the content.
*/
void
#ifdef __STDC__
tuiDisplayAllData (void)
#else
tuiDisplayAllData ()
#endif
{
if (dataWin->generic.contentSize <= 0)
tuiEraseDataContent (NO_DATA_STRING);
else
{
tuiEraseDataContent ((char *) NULL);
tuiDeleteDataContentWindows ();
checkAndDisplayHighlightIfNeeded (dataWin);
tuiDisplayRegistersFrom (0);
/*
** Then display the other data
*/
if (dataWin->detail.dataDisplayInfo.dataContent !=
(TuiWinContent) NULL &&
dataWin->detail.dataDisplayInfo.dataContentCount > 0)
{
}
}
return;
} /* tuiDisplayAllData */
/*
** tuiDisplayDataFromLine()
** Function to display the data starting at line, lineNo, in the
** data window.
*/
void
#ifdef __STDC__
tuiDisplayDataFromLine (
int lineNo)
#else
tuiDisplayDataFromLine (lineNo)
int lineNo;
#endif
{
int _lineNo = lineNo;
if (lineNo < 0)
_lineNo = 0;
checkAndDisplayHighlightIfNeeded (dataWin);
/* there is no general data, force regs to display (if there are any) */
if (dataWin->detail.dataDisplayInfo.dataContentCount <= 0)
tuiDisplayRegistersFromLine (_lineNo, TRUE);
else
{
int elementNo, startLineNo;
int regsLastLine = tuiLastRegsLineNo ();
/* display regs if we can */
if (tuiDisplayRegistersFromLine (_lineNo, FALSE) < 0)
{ /*
** _lineNo is past the regs display, so calc where the
** start data element is
*/
if (regsLastLine < _lineNo)
{ /* figure out how many lines each element is to obtain
the start elementNo */
}
}
else
{ /*
** calculate the starting element of the data display, given
** regsLastLine and how many lines each element is, up to
** _lineNo
*/
}
/* Now display the data , starting at elementNo */
}
return;
} /* tuiDisplayDataFromLine */
/*
** tuiDisplayDataFrom()
** Display data starting at element elementNo
*/
void
#ifdef __STDC__
tuiDisplayDataFrom (
int elementNo,
int reuseWindows)
#else
tuiDisplayDataFrom (elementNo, reuseWindows)
int elementNo;
int reuseWindows;
#endif
{
int firstLine = (-1);
if (elementNo < dataWin->detail.dataDisplayInfo.regsContentCount)
firstLine = tuiLineFromRegElementNo (elementNo);
else
{ /* calculate the firstLine from the element number */
}
if (firstLine >= 0)
{
tuiEraseDataContent ((char *) NULL);
if (!reuseWindows)
tuiDeleteDataContentWindows ();
tuiDisplayDataFromLine (firstLine);
}
return;
} /* tuiDisplayDataFrom */
/*
** tuiRefreshDataWin()
** Function to redisplay the contents of the data window.
*/
void
#ifdef __STDC__
tuiRefreshDataWin (void)
#else
tuiRefreshDataWin ()
#endif
{
tuiEraseDataContent ((char *) NULL);
if (dataWin->generic.contentSize > 0)
{
int firstElement = tuiFirstDataItemDisplayed ();
if (firstElement >= 0) /* re-use existing windows */
tuiDisplayDataFrom (firstElement, TRUE);
}
return;
} /* tuiRefreshDataWin */
/*
** tuiCheckDataValues().
** Function to check the data values and hilite any that have changed
*/
void
#ifdef __STDC__
tuiCheckDataValues (
struct frame_info *frame)
#else
tuiCheckDataValues (frame)
struct frame_info *frame;
#endif
{
tuiCheckRegisterValues (frame);
/* Now check any other data values that there are */
if (m_winPtrNotNull (dataWin) && dataWin->generic.isVisible)
{
int i;
for (i = 0; dataWin->detail.dataDisplayInfo.dataContentCount; i++)
{
#ifdef LATER
TuiDataElementPtr dataElementPtr;
TuiGenWinInfoPtr dataItemWinPtr;
Opaque newValue;
dataItemPtr = &dataWin->detail.dataDisplayInfo.
dataContent[i]->whichElement.dataWindow;
dataElementPtr = &((TuiWinContent)
dataItemWinPtr->content)[0]->whichElement.data;
if value
has changed (dataElementPtr, frame, &newValue)
{
dataElementPtr->value = newValue;
update the display with the new value, hiliting it.
}
#endif
}
}
} /* tuiCheckDataValues */
/*
** tui_vCheckDataValues().
** Function to check the data values and hilite any that have
** changed with args in a va_list
*/
void
#ifdef __STDC__
tui_vCheckDataValues (
va_list args)
#else
tui_vCheckDataValues (args)
va_list args;
#endif
{
struct frame_info *frame = va_arg (args, struct frame_info *);
tuiCheckDataValues (frame);
return;
} /* tui_vCheckDataValues */
/*
** tuiVerticalDataScroll()
** Scroll the data window vertically forward or backward.
*/
void
#ifdef __STDC__
tuiVerticalDataScroll (
TuiScrollDirection scrollDirection,
int numToScroll)
#else
tuiVerticalDataScroll (scrollDirection, numToScroll)
TuiScrollDirection scrollDirection;
int numToScroll;
#endif
{
int firstElementNo;
int firstLine = (-1);
firstElementNo = tuiFirstDataItemDisplayed ();
if (firstElementNo < dataWin->detail.dataDisplayInfo.regsContentCount)
firstLine = tuiLineFromRegElementNo (firstElementNo);
else
{ /* calculate the first line from the element number which is in
** the general data content
*/
}
if (firstLine >= 0)
{
int lastElementNo, lastLine;
if (scrollDirection == FORWARD_SCROLL)
firstLine += numToScroll;
else
firstLine -= numToScroll;
tuiEraseDataContent ((char *) NULL);
tuiDeleteDataContentWindows ();
tuiDisplayDataFromLine (firstLine);
}
return;
} /* tuiVerticalDataScroll */
/*****************************************
** STATIC LOCAL FUNCTIONS **
******************************************/