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darling-gdb/gdb/tui/tuiWin.c
Kevin Buettner fba45db2fa Protoization.
2000-07-30 01:48:28 +00:00

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/*
** tuiWin.c
** This module contains procedures for handling tui window functions
** like resize, scrolling, scrolling, changing focus, etc.
**
** Author: Susan B. Macchia
*/
#include <string.h>
#include "defs.h"
#include "command.h"
#include "symtab.h"
#include "breakpoint.h"
#include "frame.h"
#include "tui.h"
#include "tuiData.h"
#include "tuiGeneralWin.h"
#include "tuiStack.h"
#include "tuiSourceWin.h"
#include "tuiDataWin.h"
/*******************************
** External Declarations
********************************/
extern void init_page_info ();
/*******************************
** Static Local Decls
********************************/
static void _makeVisibleWithNewHeight (TuiWinInfoPtr);
static void _makeInvisibleAndSetNewHeight (TuiWinInfoPtr, int);
static TuiStatus _tuiAdjustWinHeights (TuiWinInfoPtr, int);
static int _newHeightOk (TuiWinInfoPtr, int);
static void _tuiSetTabWidth_command (char *, int);
static void _tuiRefreshAll_command (char *, int);
static void _tuiSetWinHeight_command (char *, int);
static void _tuiXDBsetWinHeight_command (char *, int);
static void _tuiAllWindowsInfo (char *, int);
static void _tuiSetFocus_command (char *, int);
static void _tuiScrollForward_command (char *, int);
static void _tuiScrollBackward_command (char *, int);
static void _tuiScrollLeft_command (char *, int);
static void _tuiScrollRight_command (char *, int);
static void _parseScrollingArgs (char *, TuiWinInfoPtr *, int *);
/***************************************
** DEFINITIONS
***************************************/
#define WIN_HEIGHT_USAGE "Usage: winheight <win_name> [+ | -] <#lines>\n"
#define XDBWIN_HEIGHT_USAGE "Usage: w <#lines>\n"
#define FOCUS_USAGE "Usage: focus {<win> | next | prev}\n"
/***************************************
** PUBLIC FUNCTIONS
***************************************/
/*
** _initialize_tuiWin().
** Function to initialize gdb commands, for tui window manipulation.
*/
void
_initialize_tuiWin (void)
{
if (tui_version)
{
add_com ("refresh", class_tui, _tuiRefreshAll_command,
"Refresh the terminal display.\n");
if (xdb_commands)
add_com_alias ("U", "refresh", class_tui, 0);
add_com ("tabset", class_tui, _tuiSetTabWidth_command,
"Set the width (in characters) of tab stops.\n\
Usage: tabset <n>\n");
add_com ("winheight", class_tui, _tuiSetWinHeight_command,
"Set the height of a specified window.\n\
Usage: winheight <win_name> [+ | -] <#lines>\n\
Window names are:\n\
src : the source window\n\
cmd : the command window\n\
asm : the disassembly window\n\
regs : the register display\n");
add_com_alias ("wh", "winheight", class_tui, 0);
add_info ("win", _tuiAllWindowsInfo,
"List of all displayed windows.\n");
add_com ("focus", class_tui, _tuiSetFocus_command,
"Set focus to named window or next/prev window.\n\
Usage: focus {<win> | next | prev}\n\
Valid Window names are:\n\
src : the source window\n\
asm : the disassembly window\n\
regs : the register display\n\
cmd : the command window\n");
add_com_alias ("fs", "focus", class_tui, 0);
add_com ("+", class_tui, _tuiScrollForward_command,
"Scroll window forward.\nUsage: + [win] [n]\n");
add_com ("-", class_tui, _tuiScrollBackward_command,
"Scroll window backward.\nUsage: - [win] [n]\n");
add_com ("<", class_tui, _tuiScrollLeft_command,
"Scroll window forward.\nUsage: < [win] [n]\n");
add_com (">", class_tui, _tuiScrollRight_command,
"Scroll window backward.\nUsage: > [win] [n]\n");
if (xdb_commands)
add_com ("w", class_xdb, _tuiXDBsetWinHeight_command,
"XDB compatibility command for setting the height of a command window.\n\
Usage: w <#lines>\n");
}
return;
} /* _intialize_tuiWin */
/*
** tuiClearWinFocusFrom
** Clear the logical focus from winInfo
*/
void
#ifdef __STDC__
tuiClearWinFocusFrom (
TuiWinInfoPtr winInfo)
#else
tuiClearWinFocusFrom (winInfo)
TuiWinInfoPtr winInfo;
#endif
{
if (m_winPtrNotNull (winInfo))
{
if (winInfo->generic.type != CMD_WIN)
unhighlightWin (winInfo);
tuiSetWinWithFocus ((TuiWinInfoPtr) NULL);
}
return;
} /* tuiClearWinFocusFrom */
/*
** tuiClearWinFocus().
** Clear the window that has focus.
*/
void
#ifdef __STDC__
tuiClearWinFocus (void)
#else
tuiClearWinFocus ()
#endif
{
tuiClearWinFocusFrom (tuiWinWithFocus ());
return;
} /* tuiClearWinFocus */
/*
** tuiSetWinFocusTo
** Set the logical focus to winInfo
*/
void
#ifdef __STDC__
tuiSetWinFocusTo (
TuiWinInfoPtr winInfo)
#else
tuiSetWinFocusTo (winInfo)
TuiWinInfoPtr winInfo;
#endif
{
if (m_winPtrNotNull (winInfo))
{
TuiWinInfoPtr winWithFocus = tuiWinWithFocus ();
if (m_winPtrNotNull (winWithFocus) &&
winWithFocus->generic.type != CMD_WIN)
unhighlightWin (winWithFocus);
tuiSetWinWithFocus (winInfo);
if (winInfo->generic.type != CMD_WIN)
highlightWin (winInfo);
}
return;
} /* tuiSetWinFocusTo */
char *
#ifdef __STDC__
tuiStrDup (
char *str)
#else
tuiStrDup (str)
char *str;
#endif
{
char *newStr = (char *) NULL;
if (str != (char *) NULL)
{
newStr = (char *) xmalloc (strlen (str) + 1);
strcpy (newStr, str);
}
return newStr;
} /* tuiStrDup */
/*
** tuiScrollForward().
*/
void
#ifdef __STDC__
tuiScrollForward (
TuiWinInfoPtr winToScroll,
int numToScroll)
#else
tuiScrollForward (winToScroll, numToScroll)
TuiWinInfoPtr winToScroll;
int numToScroll;
#endif
{
if (winToScroll != cmdWin)
{
int _numToScroll = numToScroll;
if (numToScroll == 0)
_numToScroll = winToScroll->generic.height - 3;
/*
** If we are scrolling the source or disassembly window, do a
** "psuedo" scroll since not all of the source is in memory,
** only what is in the viewport. If winToScroll is the
** command window do nothing since the term should handle it.
*/
if (winToScroll == srcWin)
tuiVerticalSourceScroll (FORWARD_SCROLL, _numToScroll);
else if (winToScroll == disassemWin)
tuiVerticalDisassemScroll (FORWARD_SCROLL, _numToScroll);
else if (winToScroll == dataWin)
tuiVerticalDataScroll (FORWARD_SCROLL, _numToScroll);
}
return;
} /* tuiScrollForward */
/*
** tuiScrollBackward().
*/
void
#ifdef __STDC__
tuiScrollBackward (
TuiWinInfoPtr winToScroll,
int numToScroll)
#else
tuiScrollBackward (winToScroll, numToScroll)
TuiWinInfoPtr winToScroll;
int numToScroll;
#endif
{
if (winToScroll != cmdWin)
{
int _numToScroll = numToScroll;
if (numToScroll == 0)
_numToScroll = winToScroll->generic.height - 3;
/*
** If we are scrolling the source or disassembly window, do a
** "psuedo" scroll since not all of the source is in memory,
** only what is in the viewport. If winToScroll is the
** command window do nothing since the term should handle it.
*/
if (winToScroll == srcWin)
tuiVerticalSourceScroll (BACKWARD_SCROLL, _numToScroll);
else if (winToScroll == disassemWin)
tuiVerticalDisassemScroll (BACKWARD_SCROLL, _numToScroll);
else if (winToScroll == dataWin)
tuiVerticalDataScroll (BACKWARD_SCROLL, _numToScroll);
}
return;
} /* tuiScrollBackward */
/*
** tuiScrollLeft().
*/
void
#ifdef __STDC__
tuiScrollLeft (
TuiWinInfoPtr winToScroll,
int numToScroll)
#else
tuiScrollLeft (winToScroll, numToScroll)
TuiWinInfoPtr winToScroll;
int numToScroll;
#endif
{
if (winToScroll != cmdWin)
{
int _numToScroll = numToScroll;
if (_numToScroll == 0)
_numToScroll = 1;
/*
** If we are scrolling the source or disassembly window, do a
** "psuedo" scroll since not all of the source is in memory,
** only what is in the viewport. If winToScroll is the
** command window do nothing since the term should handle it.
*/
if (winToScroll == srcWin || winToScroll == disassemWin)
tuiHorizontalSourceScroll (winToScroll, LEFT_SCROLL, _numToScroll);
}
return;
} /* tuiScrollLeft */
/*
** tuiScrollRight().
*/
void
#ifdef __STDC__
tuiScrollRight (
TuiWinInfoPtr winToScroll,
int numToScroll)
#else
tuiScrollRight (winToScroll, numToScroll)
TuiWinInfoPtr winToScroll;
int numToScroll;
#endif
{
if (winToScroll != cmdWin)
{
int _numToScroll = numToScroll;
if (_numToScroll == 0)
_numToScroll = 1;
/*
** If we are scrolling the source or disassembly window, do a
** "psuedo" scroll since not all of the source is in memory,
** only what is in the viewport. If winToScroll is the
** command window do nothing since the term should handle it.
*/
if (winToScroll == srcWin || winToScroll == disassemWin)
tuiHorizontalSourceScroll (winToScroll, RIGHT_SCROLL, _numToScroll);
}
return;
} /* tuiScrollRight */
/*
** tui_vScroll().
** Scroll a window. Arguments are passed through a va_list.
*/
void
#ifdef __STDC__
tui_vScroll (
va_list args)
#else
tui_vScroll (args)
va_list args;
#endif
{
TuiScrollDirection direction = va_arg (args, TuiScrollDirection);
TuiWinInfoPtr winToScroll = va_arg (args, TuiWinInfoPtr);
int numToScroll = va_arg (args, int);
switch (direction)
{
case FORWARD_SCROLL:
tuiScrollForward (winToScroll, numToScroll);
break;
case BACKWARD_SCROLL:
tuiScrollBackward (winToScroll, numToScroll);
break;
case LEFT_SCROLL:
tuiScrollLeft (winToScroll, numToScroll);
break;
case RIGHT_SCROLL:
tuiScrollRight (winToScroll, numToScroll);
break;
default:
break;
}
return;
} /* tui_vScroll */
/*
** tuiRefreshAll().
*/
void
#ifdef __STDC__
tuiRefreshAll (void)
#else
tuiRefreshAll ()
#endif
{
TuiWinType type;
refreshAll (winList);
for (type = SRC_WIN; type < MAX_MAJOR_WINDOWS; type++)
{
if (winList[type]->generic.isVisible)
{
switch (type)
{
case SRC_WIN:
case DISASSEM_WIN:
tuiClearWin (&winList[type]->generic);
if (winList[type]->detail.sourceInfo.hasLocator)
tuiClearLocatorDisplay ();
tuiShowSourceContent (winList[type]);
checkAndDisplayHighlightIfNeeded (winList[type]);
tuiEraseExecInfoContent (winList[type]);
tuiUpdateExecInfo (winList[type]);
break;
case DATA_WIN:
tuiRefreshDataWin ();
break;
default:
break;
}
}
}
tuiClearLocatorDisplay ();
tuiShowLocatorContent ();
return;
} /* tuiRefreshAll */
/*
** tuiResizeAll().
** Resize all the windows based on the the terminal size. This
** function gets called from within the readline sinwinch handler.
*/
void
#ifdef __STDC__
tuiResizeAll (void)
#else
tuiResizeAll ()
#endif
{
int heightDiff, widthDiff;
extern int screenheight, screenwidth; /* in readline */
widthDiff = screenwidth - termWidth ();
heightDiff = screenheight - termHeight ();
if (heightDiff || widthDiff)
{
TuiLayoutType curLayout = currentLayout ();
TuiWinInfoPtr winWithFocus = tuiWinWithFocus ();
TuiWinInfoPtr firstWin, secondWin;
TuiGenWinInfoPtr locator = locatorWinInfoPtr ();
TuiWinType winType;
int i, newHeight, splitDiff, cmdSplitDiff, numWinsDisplayed = 2;
/* turn keypad off while we resize */
if (winWithFocus != cmdWin)
keypad (cmdWin->generic.handle, FALSE);
init_page_info ();
setTermHeightTo (screenheight);
setTermWidthTo (screenwidth);
if (curLayout == SRC_DISASSEM_COMMAND ||
curLayout == SRC_DATA_COMMAND || curLayout == DISASSEM_DATA_COMMAND)
numWinsDisplayed++;
splitDiff = heightDiff / numWinsDisplayed;
cmdSplitDiff = splitDiff;
if (heightDiff % numWinsDisplayed)
{
if (heightDiff < 0)
cmdSplitDiff--;
else
cmdSplitDiff++;
}
/* now adjust each window */
clear ();
refresh ();
switch (curLayout)
{
case SRC_COMMAND:
case DISASSEM_COMMAND:
firstWin = (TuiWinInfoPtr) (sourceWindows ())->list[0];
firstWin->generic.width += widthDiff;
locator->width += widthDiff;
/* check for invalid heights */
if (heightDiff == 0)
newHeight = firstWin->generic.height;
else if ((firstWin->generic.height + splitDiff) >=
(screenheight - MIN_CMD_WIN_HEIGHT - 1))
newHeight = screenheight - MIN_CMD_WIN_HEIGHT - 1;
else if ((firstWin->generic.height + splitDiff) <= 0)
newHeight = MIN_WIN_HEIGHT;
else
newHeight = firstWin->generic.height + splitDiff;
_makeInvisibleAndSetNewHeight (firstWin, newHeight);
cmdWin->generic.origin.y = locator->origin.y + 1;
cmdWin->generic.width += widthDiff;
newHeight = screenheight - cmdWin->generic.origin.y;
_makeInvisibleAndSetNewHeight (cmdWin, newHeight);
_makeVisibleWithNewHeight (firstWin);
_makeVisibleWithNewHeight (cmdWin);
if (firstWin->generic.contentSize <= 0)
tuiEraseSourceContent (firstWin, EMPTY_SOURCE_PROMPT);
break;
default:
if (curLayout == SRC_DISASSEM_COMMAND)
{
firstWin = srcWin;
firstWin->generic.width += widthDiff;
secondWin = disassemWin;
secondWin->generic.width += widthDiff;
}
else
{
firstWin = dataWin;
firstWin->generic.width += widthDiff;
secondWin = (TuiWinInfoPtr) (sourceWindows ())->list[0];
secondWin->generic.width += widthDiff;
}
/* Change the first window's height/width */
/* check for invalid heights */
if (heightDiff == 0)
newHeight = firstWin->generic.height;
else if ((firstWin->generic.height +
secondWin->generic.height + (splitDiff * 2)) >=
(screenheight - MIN_CMD_WIN_HEIGHT - 1))
newHeight = (screenheight - MIN_CMD_WIN_HEIGHT - 1) / 2;
else if ((firstWin->generic.height + splitDiff) <= 0)
newHeight = MIN_WIN_HEIGHT;
else
newHeight = firstWin->generic.height + splitDiff;
_makeInvisibleAndSetNewHeight (firstWin, newHeight);
if (firstWin == dataWin && widthDiff != 0)
firstWin->detail.dataDisplayInfo.regsColumnCount =
tuiCalculateRegsColumnCount (
firstWin->detail.dataDisplayInfo.regsDisplayType);
locator->width += widthDiff;
/* Change the second window's height/width */
/* check for invalid heights */
if (heightDiff == 0)
newHeight = secondWin->generic.height;
else if ((firstWin->generic.height +
secondWin->generic.height + (splitDiff * 2)) >=
(screenheight - MIN_CMD_WIN_HEIGHT - 1))
{
newHeight = screenheight - MIN_CMD_WIN_HEIGHT - 1;
if (newHeight % 2)
newHeight = (newHeight / 2) + 1;
else
newHeight /= 2;
}
else if ((secondWin->generic.height + splitDiff) <= 0)
newHeight = MIN_WIN_HEIGHT;
else
newHeight = secondWin->generic.height + splitDiff;
secondWin->generic.origin.y = firstWin->generic.height - 1;
_makeInvisibleAndSetNewHeight (secondWin, newHeight);
/* Change the command window's height/width */
cmdWin->generic.origin.y = locator->origin.y + 1;
_makeInvisibleAndSetNewHeight (
cmdWin, cmdWin->generic.height + cmdSplitDiff);
_makeVisibleWithNewHeight (firstWin);
_makeVisibleWithNewHeight (secondWin);
_makeVisibleWithNewHeight (cmdWin);
if (firstWin->generic.contentSize <= 0)
tuiEraseSourceContent (firstWin, EMPTY_SOURCE_PROMPT);
if (secondWin->generic.contentSize <= 0)
tuiEraseSourceContent (secondWin, EMPTY_SOURCE_PROMPT);
break;
}
/*
** Now remove all invisible windows, and their content so that they get
** created again when called for with the new size
*/
for (winType = SRC_WIN; (winType < MAX_MAJOR_WINDOWS); winType++)
{
if (winType != CMD_WIN && m_winPtrNotNull (winList[winType]) &&
!winList[winType]->generic.isVisible)
{
freeWindow (winList[winType]);
winList[winType] = (TuiWinInfoPtr) NULL;
}
}
tuiSetWinResizedTo (TRUE);
/* turn keypad back on, unless focus is in the command window */
if (winWithFocus != cmdWin)
keypad (cmdWin->generic.handle, TRUE);
}
return;
} /* tuiResizeAll */
/*
** tuiSigwinchHandler()
** SIGWINCH signal handler for the tui. This signal handler is
** always called, even when the readline package clears signals
** because it is set as the old_sigwinch() (TUI only)
*/
void
#ifdef __STDC__
tuiSigwinchHandler (
int signal)
#else
tuiSigwinchHandler (signal)
int signal;
#endif
{
/*
** Say that a resize was done so that the readline can do it
** later when appropriate.
*/
tuiSetWinResizedTo (TRUE);
return;
} /* tuiSigwinchHandler */
/*************************
** STATIC LOCAL FUNCTIONS
**************************/
/*
** _tuiScrollForward_command().
*/
static void
#ifdef __STDC__
_tuiScrollForward_command (
char *arg,
int fromTTY)
#else
_tuiScrollForward_command (arg, fromTTY)
char *arg;
int fromTTY;
#endif
{
int numToScroll = 1;
TuiWinInfoPtr winToScroll;
if (arg == (char *) NULL)
_parseScrollingArgs (arg, &winToScroll, (int *) NULL);
else
_parseScrollingArgs (arg, &winToScroll, &numToScroll);
tuiDo ((TuiOpaqueFuncPtr) tui_vScroll,
FORWARD_SCROLL,
winToScroll,
numToScroll);
return;
} /* _tuiScrollForward_command */
/*
** _tuiScrollBackward_command().
*/
static void
#ifdef __STDC__
_tuiScrollBackward_command (
char *arg,
int fromTTY)
#else
_tuiScrollBackward_command (arg, fromTTY)
char *arg;
int fromTTY;
#endif
{
int numToScroll = 1;
TuiWinInfoPtr winToScroll;
if (arg == (char *) NULL)
_parseScrollingArgs (arg, &winToScroll, (int *) NULL);
else
_parseScrollingArgs (arg, &winToScroll, &numToScroll);
tuiDo ((TuiOpaqueFuncPtr) tui_vScroll,
BACKWARD_SCROLL,
winToScroll,
numToScroll);
return;
} /* _tuiScrollBackward_command */
/*
** _tuiScrollLeft_command().
*/
static void
#ifdef __STDC__
_tuiScrollLeft_command (
char *arg,
int fromTTY)
#else
_tuiScrollLeft_command (arg, fromTTY)
char *arg;
int fromTTY;
#endif
{
int numToScroll;
TuiWinInfoPtr winToScroll;
_parseScrollingArgs (arg, &winToScroll, &numToScroll);
tuiDo ((TuiOpaqueFuncPtr) tui_vScroll,
LEFT_SCROLL,
winToScroll,
numToScroll);
return;
} /* _tuiScrollLeft_command */
/*
** _tuiScrollRight_command().
*/
static void
#ifdef __STDC__
_tuiScrollRight_command (
char *arg,
int fromTTY)
#else
_tuiScrollRight_command (arg, fromTTY)
char *arg;
int fromTTY;
#endif
{
int numToScroll;
TuiWinInfoPtr winToScroll;
_parseScrollingArgs (arg, &winToScroll, &numToScroll);
tuiDo ((TuiOpaqueFuncPtr) tui_vScroll,
RIGHT_SCROLL,
winToScroll,
numToScroll);
return;
} /* _tuiScrollRight_command */
/*
** _tuiSetFocus().
** Set focus to the window named by 'arg'
*/
static void
#ifdef __STDC__
_tuiSetFocus (
char *arg,
int fromTTY)
#else
_tuiSetFocus (arg, fromTTY)
char *arg;
int fromTTY;
#endif
{
if (arg != (char *) NULL)
{
char *bufPtr = (char *) tuiStrDup (arg);
int i;
TuiWinInfoPtr winInfo = (TuiWinInfoPtr) NULL;
for (i = 0; (i < strlen (bufPtr)); i++)
bufPtr[i] = toupper (arg[i]);
if (subsetCompare (bufPtr, "NEXT"))
winInfo = tuiNextWin (tuiWinWithFocus ());
else if (subsetCompare (bufPtr, "PREV"))
winInfo = tuiPrevWin (tuiWinWithFocus ());
else
winInfo = partialWinByName (bufPtr);
if (winInfo == (TuiWinInfoPtr) NULL || !winInfo->generic.isVisible)
warning ("Invalid window specified. \n\
The window name specified must be valid and visible.\n");
else
{
tuiSetWinFocusTo (winInfo);
keypad (cmdWin->generic.handle, (winInfo != cmdWin));
}
if (dataWin->generic.isVisible)
tuiRefreshDataWin ();
tuiFree (bufPtr);
printf_filtered ("Focus set to %s window.\n",
winName ((TuiGenWinInfoPtr) tuiWinWithFocus ()));
}
else
warning ("Incorrect Number of Arguments.\n%s", FOCUS_USAGE);
return;
} /* _tuiSetFocus */
/*
** _tui_vSetFocus()
*/
static void
#ifdef __STDC__
_tui_vSetFocus (
va_list args)
#else
_tui_vSetFocus (args)
va_list args;
#endif
{
char *arg = va_arg (args, char *);
int fromTTY = va_arg (args, int);
_tuiSetFocus (arg, fromTTY);
return;
} /* tui_vSetFocus */
/*
** _tuiSetFocus_command()
*/
static void
#ifdef __STDC__
_tuiSetFocus_command (
char *arg,
int fromTTY)
#else
_tuiSetFocus_command (arg, fromTTY)
char *arg;
int fromTTY;
#endif
{
tuiDo ((TuiOpaqueFuncPtr) _tui_vSetFocus, arg, fromTTY);
return;
} /* tui_SetFocus */
/*
** _tuiAllWindowsInfo().
*/
static void
#ifdef __STDC__
_tuiAllWindowsInfo (
char *arg,
int fromTTY)
#else
_tuiAllWindowsInfo (arg, fromTTY)
char *arg;
int fromTTY;
#endif
{
TuiWinType type;
TuiWinInfoPtr winWithFocus = tuiWinWithFocus ();
for (type = SRC_WIN; (type < MAX_MAJOR_WINDOWS); type++)
if (winList[type]->generic.isVisible)
{
if (winWithFocus == winList[type])
printf_filtered (" %s\t(%d lines) <has focus>\n",
winName (&winList[type]->generic),
winList[type]->generic.height);
else
printf_filtered (" %s\t(%d lines)\n",
winName (&winList[type]->generic),
winList[type]->generic.height);
}
return;
} /* _tuiAllWindowsInfo */
/*
** _tuiRefreshAll_command().
*/
static void
#ifdef __STDC__
_tuiRefreshAll_command (
char *arg,
int fromTTY)
#else
_tuiRefreshAll_command (arg, fromTTY)
char *arg;
int fromTTY;
#endif
{
tuiDo ((TuiOpaqueFuncPtr) tuiRefreshAll);
}
/*
** _tuiSetWinTabWidth_command().
** Set the height of the specified window.
*/
static void
#ifdef __STDC__
_tuiSetTabWidth_command (
char *arg,
int fromTTY)
#else
_tuiSetTabWidth_command (arg, fromTTY)
char *arg;
int fromTTY;
#endif
{
if (arg != (char *) NULL)
{
int ts;
ts = atoi (arg);
if (ts > 0)
tuiSetDefaultTabLen (ts);
else
warning ("Tab widths greater than 0 must be specified.\n");
}
return;
} /* _tuiSetTabWidth_command */
/*
** _tuiSetWinHeight().
** Set the height of the specified window.
*/
static void
#ifdef __STDC__
_tuiSetWinHeight (
char *arg,
int fromTTY)
#else
_tuiSetWinHeight (arg, fromTTY)
char *arg;
int fromTTY;
#endif
{
if (arg != (char *) NULL)
{
char *buf = tuiStrDup (arg);
char *bufPtr = buf;
char *wname = (char *) NULL;
int newHeight, i;
TuiWinInfoPtr winInfo;
wname = bufPtr;
bufPtr = strchr (bufPtr, ' ');
if (bufPtr != (char *) NULL)
{
*bufPtr = (char) 0;
/*
** Validate the window name
*/
for (i = 0; i < strlen (wname); i++)
wname[i] = toupper (wname[i]);
winInfo = partialWinByName (wname);
if (winInfo == (TuiWinInfoPtr) NULL || !winInfo->generic.isVisible)
warning ("Invalid window specified. \n\
The window name specified must be valid and visible.\n");
else
{
/* Process the size */
while (*(++bufPtr) == ' ')
;
if (*bufPtr != (char) 0)
{
int negate = FALSE;
int fixedSize = TRUE;
int inputNo;;
if (*bufPtr == '+' || *bufPtr == '-')
{
if (*bufPtr == '-')
negate = TRUE;
fixedSize = FALSE;
bufPtr++;
}
inputNo = atoi (bufPtr);
if (inputNo > 0)
{
if (negate)
inputNo *= (-1);
if (fixedSize)
newHeight = inputNo;
else
newHeight = winInfo->generic.height + inputNo;
/*
** Now change the window's height, and adjust all
** other windows around it
*/
if (_tuiAdjustWinHeights (winInfo,
newHeight) == TUI_FAILURE)
warning ("Invalid window height specified.\n%s",
WIN_HEIGHT_USAGE);
else
init_page_info ();
}
else
warning ("Invalid window height specified.\n%s",
WIN_HEIGHT_USAGE);
}
}
}
else
printf_filtered (WIN_HEIGHT_USAGE);
if (buf != (char *) NULL)
tuiFree (buf);
}
else
printf_filtered (WIN_HEIGHT_USAGE);
return;
} /* _tuiSetWinHeight */
/*
** _tui_vSetWinHeight().
** Set the height of the specified window, with va_list.
*/
static void
#ifdef __STDC__
_tui_vSetWinHeight (
va_list args)
#else
_tui_vSetWinHeight (args)
va_list args;
#endif
{
char *arg = va_arg (args, char *);
int fromTTY = va_arg (args, int);
_tuiSetWinHeight (arg, fromTTY);
return;
} /* _tui_vSetWinHeight */
/*
** _tuiSetWinHeight_command().
** Set the height of the specified window, with va_list.
*/
static void
#ifdef __STDC__
_tuiSetWinHeight_command (
char *arg,
int fromTTY)
#else
_tuiSetWinHeight_command (arg, fromTTY)
char *arg;
int fromTTY;
#endif
{
tuiDo ((TuiOpaqueFuncPtr) _tui_vSetWinHeight, arg, fromTTY);
return;
} /* _tuiSetWinHeight_command */
/*
** _tuiXDBsetWinHeight().
** XDB Compatibility command for setting the window height. This will
** increase or decrease the command window by the specified amount.
*/
static void
#ifdef __STDC__
_tuiXDBsetWinHeight (
char *arg,
int fromTTY)
#else
_tuiXDBsetWinHeight (arg, fromTTY)
char *arg;
int fromTTY;
#endif
{
if (arg != (char *) NULL)
{
int inputNo = atoi (arg);
if (inputNo > 0)
{ /* Add 1 for the locator */
int newHeight = termHeight () - (inputNo + 1);
if (!_newHeightOk (winList[CMD_WIN], newHeight) ||
_tuiAdjustWinHeights (winList[CMD_WIN],
newHeight) == TUI_FAILURE)
warning ("Invalid window height specified.\n%s",
XDBWIN_HEIGHT_USAGE);
}
else
warning ("Invalid window height specified.\n%s",
XDBWIN_HEIGHT_USAGE);
}
else
warning ("Invalid window height specified.\n%s", XDBWIN_HEIGHT_USAGE);
return;
} /* _tuiXDBsetWinHeight */
/*
** _tui_vXDBsetWinHeight().
** Set the height of the specified window, with va_list.
*/
static void
#ifdef __STDC__
_tui_vXDBsetWinHeight (
va_list args)
#else
_tui_vXDBsetWinHeight (args)
va_list args;
#endif
{
char *arg = va_arg (args, char *);
int fromTTY = va_arg (args, int);
_tuiXDBsetWinHeight (arg, fromTTY);
return;
} /* _tui_vXDBsetWinHeight */
/*
** _tuiSetWinHeight_command().
** Set the height of the specified window, with va_list.
*/
static void
#ifdef __STDC__
_tuiXDBsetWinHeight_command (
char *arg,
int fromTTY)
#else
_tuiXDBsetWinHeight_command (arg, fromTTY)
char *arg;
int fromTTY;
#endif
{
tuiDo ((TuiOpaqueFuncPtr) _tui_vXDBsetWinHeight, arg, fromTTY);
return;
} /* _tuiXDBsetWinHeight_command */
/*
** _tuiAdjustWinHeights().
** Function to adjust all window heights around the primary
*/
static TuiStatus
#ifdef __STDC__
_tuiAdjustWinHeights (
TuiWinInfoPtr primaryWinInfo,
int newHeight)
#else
_tuiAdjustWinHeights (primaryWinInfo, newHeight)
TuiWinInfoPtr primaryWinInfo;
int newHeight;
#endif
{
TuiStatus status = TUI_FAILURE;
if (_newHeightOk (primaryWinInfo, newHeight))
{
status = TUI_SUCCESS;
if (newHeight != primaryWinInfo->generic.height)
{
int i, diff;
TuiWinInfoPtr winInfo;
TuiGenWinInfoPtr locator = locatorWinInfoPtr ();
TuiLayoutType curLayout = currentLayout ();
diff = (newHeight - primaryWinInfo->generic.height) * (-1);
if (curLayout == SRC_COMMAND || curLayout == DISASSEM_COMMAND)
{
TuiWinInfoPtr srcWinInfo;
_makeInvisibleAndSetNewHeight (primaryWinInfo, newHeight);
if (primaryWinInfo->generic.type == CMD_WIN)
{
winInfo = (TuiWinInfoPtr) (sourceWindows ())->list[0];
srcWinInfo = winInfo;
}
else
{
winInfo = winList[CMD_WIN];
srcWinInfo = primaryWinInfo;
}
_makeInvisibleAndSetNewHeight (winInfo,
winInfo->generic.height + diff);
cmdWin->generic.origin.y = locator->origin.y + 1;
_makeVisibleWithNewHeight (winInfo);
_makeVisibleWithNewHeight (primaryWinInfo);
if (srcWinInfo->generic.contentSize <= 0)
tuiEraseSourceContent (srcWinInfo, EMPTY_SOURCE_PROMPT);
}
else
{
TuiWinInfoPtr firstWin, secondWin;
if (curLayout == SRC_DISASSEM_COMMAND)
{
firstWin = srcWin;
secondWin = disassemWin;
}
else
{
firstWin = dataWin;
secondWin = (TuiWinInfoPtr) (sourceWindows ())->list[0];
}
if (primaryWinInfo == cmdWin)
{ /*
** Split the change in height accross the 1st & 2nd windows
** adjusting them as well.
*/
int firstSplitDiff = diff / 2; /* subtract the locator */
int secondSplitDiff = firstSplitDiff;
if (diff % 2)
{
if (firstWin->generic.height >
secondWin->generic.height)
if (diff < 0)
firstSplitDiff--;
else
firstSplitDiff++;
else
{
if (diff < 0)
secondSplitDiff--;
else
secondSplitDiff++;
}
}
/* make sure that the minimum hieghts are honored */
while ((firstWin->generic.height + firstSplitDiff) < 3)
{
firstSplitDiff++;
secondSplitDiff--;
}
while ((secondWin->generic.height + secondSplitDiff) < 3)
{
secondSplitDiff++;
firstSplitDiff--;
}
_makeInvisibleAndSetNewHeight (
firstWin,
firstWin->generic.height + firstSplitDiff);
secondWin->generic.origin.y = firstWin->generic.height - 1;
_makeInvisibleAndSetNewHeight (
secondWin, secondWin->generic.height + secondSplitDiff);
cmdWin->generic.origin.y = locator->origin.y + 1;
_makeInvisibleAndSetNewHeight (cmdWin, newHeight);
}
else
{
if ((cmdWin->generic.height + diff) < 1)
{ /*
** If there is no way to increase the command window
** take real estate from the 1st or 2nd window.
*/
if ((cmdWin->generic.height + diff) < 1)
{
int i;
for (i = cmdWin->generic.height + diff;
(i < 1); i++)
if (primaryWinInfo == firstWin)
secondWin->generic.height--;
else
firstWin->generic.height--;
}
}
if (primaryWinInfo == firstWin)
_makeInvisibleAndSetNewHeight (firstWin, newHeight);
else
_makeInvisibleAndSetNewHeight (
firstWin,
firstWin->generic.height);
secondWin->generic.origin.y = firstWin->generic.height - 1;
if (primaryWinInfo == secondWin)
_makeInvisibleAndSetNewHeight (secondWin, newHeight);
else
_makeInvisibleAndSetNewHeight (
secondWin, secondWin->generic.height);
cmdWin->generic.origin.y = locator->origin.y + 1;
if ((cmdWin->generic.height + diff) < 1)
_makeInvisibleAndSetNewHeight (cmdWin, 1);
else
_makeInvisibleAndSetNewHeight (
cmdWin, cmdWin->generic.height + diff);
}
_makeVisibleWithNewHeight (cmdWin);
_makeVisibleWithNewHeight (secondWin);
_makeVisibleWithNewHeight (firstWin);
if (firstWin->generic.contentSize <= 0)
tuiEraseSourceContent (firstWin, EMPTY_SOURCE_PROMPT);
if (secondWin->generic.contentSize <= 0)
tuiEraseSourceContent (secondWin, EMPTY_SOURCE_PROMPT);
}
}
}
return status;
} /* _tuiAdjustWinHeights */
/*
** _makeInvisibleAndSetNewHeight().
** Function make the target window (and auxillary windows associated
** with the targer) invisible, and set the new height and location.
*/
static void
#ifdef __STDC__
_makeInvisibleAndSetNewHeight (
TuiWinInfoPtr winInfo,
int height)
#else
_makeInvisibleAndSetNewHeight (winInfo, height)
TuiWinInfoPtr winInfo;
int height;
#endif
{
int i;
struct symtab *s;
TuiGenWinInfoPtr genWinInfo;
m_beInvisible (&winInfo->generic);
winInfo->generic.height = height;
if (height > 1)
winInfo->generic.viewportHeight = height - 1;
else
winInfo->generic.viewportHeight = height;
if (winInfo != cmdWin)
winInfo->generic.viewportHeight--;
/* Now deal with the auxillary windows associated with winInfo */
switch (winInfo->generic.type)
{
case SRC_WIN:
case DISASSEM_WIN:
genWinInfo = winInfo->detail.sourceInfo.executionInfo;
m_beInvisible (genWinInfo);
genWinInfo->height = height;
genWinInfo->origin.y = winInfo->generic.origin.y;
if (height > 1)
genWinInfo->viewportHeight = height - 1;
else
genWinInfo->viewportHeight = height;
if (winInfo != cmdWin)
genWinInfo->viewportHeight--;
if (m_hasLocator (winInfo))
{
genWinInfo = locatorWinInfoPtr ();
m_beInvisible (genWinInfo);
genWinInfo->origin.y = winInfo->generic.origin.y + height;
}
break;
case DATA_WIN:
/* delete all data item windows */
for (i = 0; i < winInfo->generic.contentSize; i++)
{
genWinInfo = (TuiGenWinInfoPtr) & ((TuiWinElementPtr)
winInfo->generic.content[i])->whichElement.dataWindow;
tuiDelwin (genWinInfo->handle);
genWinInfo->handle = (WINDOW *) NULL;
}
break;
default:
break;
}
return;
} /* _makeInvisibleAndSetNewHeight */
/*
** _makeVisibleWithNewHeight().
** Function to make the windows with new heights visible.
** This means re-creating the windows' content since the window
** had to be destroyed to be made invisible.
*/
static void
#ifdef __STDC__
_makeVisibleWithNewHeight (
TuiWinInfoPtr winInfo)
#else
_makeVisibleWithNewHeight (winInfo)
TuiWinInfoPtr winInfo;
#endif
{
int i;
struct symtab *s;
m_beVisible (&winInfo->generic);
checkAndDisplayHighlightIfNeeded (winInfo);
switch (winInfo->generic.type)
{
case SRC_WIN:
case DISASSEM_WIN:
freeWinContent (winInfo->detail.sourceInfo.executionInfo);
m_beVisible (winInfo->detail.sourceInfo.executionInfo);
if (winInfo->generic.content != (OpaquePtr) NULL)
{
TuiLineOrAddress lineOrAddr;
if (winInfo->generic.type == SRC_WIN)
lineOrAddr.lineNo =
winInfo->detail.sourceInfo.startLineOrAddr.lineNo;
else
lineOrAddr.addr =
winInfo->detail.sourceInfo.startLineOrAddr.addr;
freeWinContent (&winInfo->generic);
tuiUpdateSourceWindow (winInfo,
current_source_symtab,
((winInfo->generic.type == SRC_WIN) ?
(Opaque) lineOrAddr.lineNo :
lineOrAddr.addr),
TRUE);
}
else if (selected_frame != (struct frame_info *) NULL)
{
Opaque line = 0;
extern int current_source_line;
s = find_pc_symtab (selected_frame->pc);
if (winInfo->generic.type == SRC_WIN)
line = (Opaque) current_source_line;
else
line = (Opaque) find_line_pc (s, current_source_line);
tuiUpdateSourceWindow (winInfo, s, line, TRUE);
}
if (m_hasLocator (winInfo))
{
m_beVisible (locatorWinInfoPtr ());
tuiClearLocatorDisplay ();
tuiShowLocatorContent ();
}
break;
case DATA_WIN:
tuiDisplayAllData ();
break;
case CMD_WIN:
winInfo->detail.commandInfo.curLine = 0;
winInfo->detail.commandInfo.curch = 0;
wmove (winInfo->generic.handle,
winInfo->detail.commandInfo.curLine,
winInfo->detail.commandInfo.curch);
break;
default:
break;
}
return;
} /* _makeVisibleWithNewHeight */
static int
#ifdef __STDC__
_newHeightOk (
TuiWinInfoPtr primaryWinInfo,
int newHeight)
#else
_newHeightOk (primaryWinInfo, newHeight)
TuiWinInfoPtr primaryWinInfo;
int newHeight;
#endif
{
int ok = (newHeight < termHeight ());
if (ok)
{
int diff, curHeight;
TuiLayoutType curLayout = currentLayout ();
diff = (newHeight - primaryWinInfo->generic.height) * (-1);
if (curLayout == SRC_COMMAND || curLayout == DISASSEM_COMMAND)
{
ok = ((primaryWinInfo->generic.type == CMD_WIN &&
newHeight <= (termHeight () - 4) &&
newHeight >= MIN_CMD_WIN_HEIGHT) ||
(primaryWinInfo->generic.type != CMD_WIN &&
newHeight <= (termHeight () - 2) &&
newHeight >= MIN_WIN_HEIGHT));
if (ok)
{ /* check the total height */
TuiWinInfoPtr winInfo;
if (primaryWinInfo == cmdWin)
winInfo = (TuiWinInfoPtr) (sourceWindows ())->list[0];
else
winInfo = cmdWin;
ok = ((newHeight +
(winInfo->generic.height + diff)) <= termHeight ());
}
}
else
{
int curTotalHeight, totalHeight, minHeight;
TuiWinInfoPtr firstWin, secondWin;
if (curLayout == SRC_DISASSEM_COMMAND)
{
firstWin = srcWin;
secondWin = disassemWin;
}
else
{
firstWin = dataWin;
secondWin = (TuiWinInfoPtr) (sourceWindows ())->list[0];
}
/*
** We could simply add all the heights to obtain the same result
** but below is more explicit since we subtract 1 for the
** line that the first and second windows share, and add one
** for the locator.
*/
curTotalHeight =
(firstWin->generic.height + secondWin->generic.height - 1)
+ cmdWin->generic.height + 1 /*locator */ ;
if (primaryWinInfo == cmdWin)
{
/* locator included since first & second win share a line */
ok = ((firstWin->generic.height +
secondWin->generic.height + diff) >=
(MIN_WIN_HEIGHT * 2) &&
newHeight >= MIN_CMD_WIN_HEIGHT);
if (ok)
{
totalHeight = newHeight + (firstWin->generic.height +
secondWin->generic.height + diff);
minHeight = MIN_CMD_WIN_HEIGHT;
}
}
else
{
minHeight = MIN_WIN_HEIGHT;
/*
** First see if we can increase/decrease the command
** window. And make sure that the command window is
** at least 1 line
*/
ok = ((cmdWin->generic.height + diff) > 0);
if (!ok)
{ /*
** Looks like we have to increase/decrease one of
** the other windows
*/
if (primaryWinInfo == firstWin)
ok = (secondWin->generic.height + diff) >= minHeight;
else
ok = (firstWin->generic.height + diff) >= minHeight;
}
if (ok)
{
if (primaryWinInfo == firstWin)
totalHeight = newHeight +
secondWin->generic.height +
cmdWin->generic.height + diff;
else
totalHeight = newHeight +
firstWin->generic.height +
cmdWin->generic.height + diff;
}
}
/*
** Now make sure that the proposed total height doesn't exceed
** the old total height.
*/
if (ok)
ok = (newHeight >= minHeight && totalHeight <= curTotalHeight);
}
}
return ok;
} /* _newHeightOk */
/*
** _parseScrollingArgs().
*/
static void
#ifdef __STDC__
_parseScrollingArgs (
char *arg,
TuiWinInfoPtr * winToScroll,
int *numToScroll)
#else
_parseScrollingArgs (arg, winToScroll, numToScroll)
char *arg;
TuiWinInfoPtr *winToScroll;
int *numToScroll;
#endif
{
if (numToScroll)
*numToScroll = 0;
*winToScroll = tuiWinWithFocus ();
/*
** First set up the default window to scroll, in case there is no
** window name arg
*/
if (arg != (char *) NULL)
{
char *buf, *bufPtr;
/* process the number of lines to scroll */
buf = bufPtr = tuiStrDup (arg);
if (isdigit (*bufPtr))
{
char *numStr;
numStr = bufPtr;
bufPtr = strchr (bufPtr, ' ');
if (bufPtr != (char *) NULL)
{
*bufPtr = (char) 0;
if (numToScroll)
*numToScroll = atoi (numStr);
bufPtr++;
}
else if (numToScroll)
*numToScroll = atoi (numStr);
}
/* process the window name if one is specified */
if (bufPtr != (char *) NULL)
{
char *wname;
int i;
if (*bufPtr == ' ')
while (*(++bufPtr) == ' ')
;
if (*bufPtr != (char) 0)
wname = bufPtr;
/* Validate the window name */
for (i = 0; i < strlen (wname); i++)
wname[i] = toupper (wname[i]);
*winToScroll = partialWinByName (wname);
if (*winToScroll == (TuiWinInfoPtr) NULL ||
!(*winToScroll)->generic.isVisible)
warning ("Invalid window specified. \n\
The window name specified must be valid and visible.\n");
else if (*winToScroll == cmdWin)
*winToScroll = (TuiWinInfoPtr) (sourceWindows ())->list[0];
}
tuiFree (buf);
}
return;
} /* _parseScrollingArgs */
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