tuilayout.c

gdb-6.0 linux 下的调试工具

      if (layoutDef->displayMode == SRC_WIN)
	tuiSetLayout (SRC_COMMAND, TUI_UNDEFINED_REGS);
      else
	tuiSetLayout (DISASSEM_DATA_COMMAND, layoutDef->regsDisplayType);
    }


  return;
}				/* _tuiHandleXDBLayout */


static void
_tuiToggleLayout_command (char *arg, int fromTTY)
{
  TuiLayoutDefPtr layoutDef = tuiLayoutDef ();

  /* Make sure the curses mode is enabled.  */
  tui_enable ();
  if (layoutDef->displayMode == SRC_WIN)
    layoutDef->displayMode = DISASSEM_WIN;
  else
    layoutDef->displayMode = SRC_WIN;

  if (!layoutDef->split)
    _tuiHandleXDBLayout (layoutDef);

}


static void
_tuiToggleSplitLayout_command (char *arg, int fromTTY)
{
  TuiLayoutDefPtr layoutDef = tuiLayoutDef ();

  /* Make sure the curses mode is enabled.  */
  tui_enable ();
  layoutDef->split = (!layoutDef->split);
  _tuiHandleXDBLayout (layoutDef);

}


static void
_tuiLayout_command (char *arg, int fromTTY)
{
  /* Make sure the curses mode is enabled.  */
  tui_enable ();

  /* Switch to the selected layout.  */
  if (tui_set_layout (arg) != TUI_SUCCESS)
    warning ("Invalid layout specified.\n%s", LAYOUT_USAGE);

}

/*
   ** _nextLayout().
   **        Answer the previous layout to cycle to.
 */
static TuiLayoutType
_nextLayout (void)
{
  TuiLayoutType newLayout;

  newLayout = currentLayout ();
  if (newLayout == UNDEFINED_LAYOUT)
    newLayout = SRC_COMMAND;
  else
    {
      newLayout++;
      if (newLayout == UNDEFINED_LAYOUT)
	newLayout = SRC_COMMAND;
    }

  return newLayout;
}				/* _nextLayout */


/*
   ** _prevLayout().
   **        Answer the next layout to cycle to.
 */
static TuiLayoutType
_prevLayout (void)
{
  TuiLayoutType newLayout;

  newLayout = currentLayout ();
  if (newLayout == SRC_COMMAND)
    newLayout = DISASSEM_DATA_COMMAND;
  else
    {
      newLayout--;
      if (newLayout == UNDEFINED_LAYOUT)
	newLayout = DISASSEM_DATA_COMMAND;
    }

  return newLayout;
}				/* _prevLayout */



/*
   ** _makeCommandWindow().
 */
static void
_makeCommandWindow (TuiWinInfoPtr * winInfoPtr, int height, int originY)
{
  _initAndMakeWin ((Opaque *) winInfoPtr,
		   CMD_WIN,
		   height,
		   termWidth (),
		   0,
		   originY,
		   DONT_BOX_WINDOW);

  (*winInfoPtr)->canHighlight = FALSE;

  return;
}				/* _makeCommandWindow */


/*
   ** _makeSourceWindow().
 */
static void
_makeSourceWindow (TuiWinInfoPtr * winInfoPtr, int height, int originY)
{
  _makeSourceOrDisassemWindow (winInfoPtr, SRC_WIN, height, originY);

  return;
}				/* _makeSourceWindow */


/*
   ** _makeDisassemWindow().
 */
static void
_makeDisassemWindow (TuiWinInfoPtr * winInfoPtr, int height, int originY)
{
  _makeSourceOrDisassemWindow (winInfoPtr, DISASSEM_WIN, height, originY);

  return;
}				/* _makeDisassemWindow */


/*
   ** _makeDataWindow().
 */
static void
_makeDataWindow (TuiWinInfoPtr * winInfoPtr, int height, int originY)
{
  _initAndMakeWin ((Opaque *) winInfoPtr,
		   DATA_WIN,
		   height,
		   termWidth (),
		   0,
		   originY,
		   BOX_WINDOW);

  return;
}				/* _makeDataWindow */



/*
   **    _showSourceCommand().
   **        Show the Source/Command layout
 */
static void
_showSourceCommand (void)
{
  _showSourceOrDisassemAndCommand (SRC_COMMAND);

  return;
}				/* _showSourceCommand */


/*
   **    _showDisassemCommand().
   **        Show the Dissassem/Command layout
 */
static void
_showDisassemCommand (void)
{
  _showSourceOrDisassemAndCommand (DISASSEM_COMMAND);

  return;
}				/* _showDisassemCommand */


/*
   **    _showSourceDisassemCommand().
   **        Show the Source/Disassem/Command layout
 */
static void
_showSourceDisassemCommand (void)
{
  if (currentLayout () != SRC_DISASSEM_COMMAND)
    {
      int cmdHeight, srcHeight, asmHeight;

      if (m_winPtrNotNull (cmdWin))
	cmdHeight = cmdWin->generic.height;
      else
	cmdHeight = termHeight () / 3;

      srcHeight = (termHeight () - cmdHeight) / 2;
      asmHeight = termHeight () - (srcHeight + cmdHeight);

      if (m_winPtrIsNull (srcWin))
	_makeSourceWindow (&srcWin, srcHeight, 0);
      else
	{
	  _initGenWinInfo (&srcWin->generic,
			   srcWin->generic.type,
			   srcHeight,
			   srcWin->generic.width,
			   srcWin->detail.sourceInfo.executionInfo->width,
			   0);
	  srcWin->canHighlight = TRUE;
	  _initGenWinInfo (srcWin->detail.sourceInfo.executionInfo,
			   EXEC_INFO_WIN,
			   srcHeight,
			   3,
			   0,
			   0);
	  m_beVisible (srcWin);
	  m_beVisible (srcWin->detail.sourceInfo.executionInfo);
	  srcWin->detail.sourceInfo.hasLocator = FALSE;;
	}
      if (m_winPtrNotNull (srcWin))
	{
	  TuiGenWinInfoPtr locator = locatorWinInfoPtr ();

	  tuiShowSourceContent (srcWin);
	  if (m_winPtrIsNull (disassemWin))
	    {
	      _makeDisassemWindow (&disassemWin, asmHeight, srcHeight - 1);
	      _initAndMakeWin ((Opaque *) & locator,
			       LOCATOR_WIN,
			       2 /* 1 */ ,
			       termWidth (),
			       0,
			       (srcHeight + asmHeight) - 1,
			       DONT_BOX_WINDOW);
	    }
	  else
	    {
	      _initGenWinInfo (locator,
			       LOCATOR_WIN,
			       2 /* 1 */ ,
			       termWidth (),
			       0,
			       (srcHeight + asmHeight) - 1);
	      disassemWin->detail.sourceInfo.hasLocator = TRUE;
	      _initGenWinInfo (
				&disassemWin->generic,
				disassemWin->generic.type,
				asmHeight,
				disassemWin->generic.width,
			disassemWin->detail.sourceInfo.executionInfo->width,
				srcHeight - 1);
	      _initGenWinInfo (disassemWin->detail.sourceInfo.executionInfo,
			       EXEC_INFO_WIN,
			       asmHeight,
			       3,
			       0,
			       srcHeight - 1);
	      disassemWin->canHighlight = TRUE;
	      m_beVisible (disassemWin);
	      m_beVisible (disassemWin->detail.sourceInfo.executionInfo);
	    }
	  if (m_winPtrNotNull (disassemWin))
	    {
	      srcWin->detail.sourceInfo.hasLocator = FALSE;
	      disassemWin->detail.sourceInfo.hasLocator = TRUE;
	      m_beVisible (locator);
	      tuiShowLocatorContent ();
	      tuiShowSourceContent (disassemWin);

	      if (m_winPtrIsNull (cmdWin))
		_makeCommandWindow (&cmdWin,
				    cmdHeight,
				    termHeight () - cmdHeight);
	      else
		{
		  _initGenWinInfo (&cmdWin->generic,
				   cmdWin->generic.type,
				   cmdWin->generic.height,
				   cmdWin->generic.width,
				   0,
				   cmdWin->generic.origin.y);
		  cmdWin->canHighlight = FALSE;
		  m_beVisible (cmdWin);
		}
	      if (m_winPtrNotNull (cmdWin))
		tuiRefreshWin (&cmdWin->generic);
	    }
	}
      setCurrentLayoutTo (SRC_DISASSEM_COMMAND);
    }

  return;
}				/* _showSourceDisassemCommand */


/*
   **    _showData().
   **        Show the Source/Data/Command or the Dissassembly/Data/Command layout
 */
static void
_showData (TuiLayoutType newLayout)
{
  int totalHeight = (termHeight () - cmdWin->generic.height);
  int srcHeight, dataHeight;
  TuiWinType winType;
  TuiGenWinInfoPtr locator = locatorWinInfoPtr ();


  dataHeight = totalHeight / 2;
  srcHeight = totalHeight - dataHeight;
  m_allBeInvisible ();
  m_beInvisible (locator);
  _makeDataWindow (&dataWin, dataHeight, 0);
  dataWin->canHighlight = TRUE;
  if (newLayout == SRC_DATA_COMMAND)
    winType = SRC_WIN;
  else
    winType = DISASSEM_WIN;
  if (m_winPtrIsNull (winList[winType]))
    {
      if (winType == SRC_WIN)
	_makeSourceWindow (&winList[winType], srcHeight, dataHeight - 1);
      else
	_makeDisassemWindow (&winList[winType], srcHeight, dataHeight - 1);
      _initAndMakeWin ((Opaque *) & locator,
		       LOCATOR_WIN,
		       2 /* 1 */ ,
		       termWidth (),
		       0,
		       totalHeight - 1,
		       DONT_BOX_WINDOW);
    }
  else
    {
      _initGenWinInfo (&winList[winType]->generic,
		       winList[winType]->generic.type,
		       srcHeight,
		       winList[winType]->generic.width,
		   winList[winType]->detail.sourceInfo.executionInfo->width,
		       dataHeight - 1);
      _initGenWinInfo (winList[winType]->detail.sourceInfo.executionInfo,
		       EXEC_INFO_WIN,
		       srcHeight,
		       3,
		       0,
		       dataHeight - 1);
      m_beVisible (winList[winType]);
      m_beVisible (winList[winType]->detail.sourceInfo.executionInfo);
      _initGenWinInfo (locator,
		       LOCATOR_WIN,
		       2 /* 1 */ ,
		       termWidth (),
		       0,
		       totalHeight - 1);
    }
  winList[winType]->detail.sourceInfo.hasLocator = TRUE;
  m_beVisible (locator);
  tuiShowLocatorContent ();
  addToSourceWindows (winList[winType]);
  setCurrentLayoutTo (newLayout);

  return;
}				/* _showData */

/*
   ** _initGenWinInfo().
 */
static void
_initGenWinInfo (TuiGenWinInfoPtr winInfo, TuiWinType type,
                 int height, int width, int originX, int originY)
{
  int h = height;

  winInfo->type = type;
  winInfo->width = width;
  winInfo->height = h;
  if (h > 1)
    {
      winInfo->viewportHeight = h - 1;
      if (winInfo->type != CMD_WIN)
	winInfo->viewportHeight--;
    }
  else
    winInfo->viewportHeight = 1;
  winInfo->origin.x = originX;
  winInfo->origin.y = originY;

  return;
}				/* _initGenWinInfo */

/*
   ** _initAndMakeWin().
 */
static void
_initAndMakeWin (Opaque * winInfoPtr, TuiWinType winType,
                 int height, int width, int originX, int originY, int boxIt)
{
  Opaque opaqueWinInfo = *winInfoPtr;
  TuiGenWinInfoPtr generic;

  if (opaqueWinInfo == (Opaque) NULL)
    {
      if (m_winIsAuxillary (winType))
	opaqueWinInfo = (Opaque) allocGenericWinInfo ();
      else
	opaqueWinInfo = (Opaque) allocWinInfo (winType);
    }
  if (m_winIsAuxillary (winType))
    generic = (TuiGenWinInfoPtr) opaqueWinInfo;
  else
    generic = &((TuiWinInfoPtr) opaqueWinInfo)->generic;

  if (opaqueWinInfo != (Opaque) NULL)
    {
      _initGenWinInfo (generic, winType, height, width, originX, originY);
      if (!m_winIsAuxillary (winType))
	{
	  if (generic->type == CMD_WIN)
	    ((TuiWinInfoPtr) opaqueWinInfo)->canHighlight = FALSE;
	  else
	    ((TuiWinInfoPtr) opaqueWinInfo)->canHighlight = TRUE;
	}
      makeWindow (generic, boxIt);
    }
  *winInfoPtr = opaqueWinInfo;
}


/*
   ** _makeSourceOrDisassemWindow().
 */
static void
_makeSourceOrDisassemWindow (TuiWinInfoPtr * winInfoPtr, TuiWinType type,
                             int height, int originY)
{
  TuiGenWinInfoPtr executionInfo = (TuiGenWinInfoPtr) NULL;

  /*
     ** Create the exeuction info window.
   */
  if (type == SRC_WIN)
    executionInfo = sourceExecInfoWinPtr ();
  else
    executionInfo = disassemExecInfoWinPtr ();
  _initAndMakeWin ((Opaque *) & executionInfo,
		   EXEC_INFO_WIN,
		   height,
		   3,
		   0,
		   originY,
		   DONT_BOX_WINDOW);
  /*
     ** Now create the source window.
   */
  _initAndMakeWin ((Opaque *) winInfoPtr,
		   type,
		   height,
		   termWidth () - executionInfo->width,
		   executionInfo->width,
		   originY,
		   BOX_WINDOW);

  (*winInfoPtr)->detail.sourceInfo.executionInfo = executionInfo;

  return;
}				/* _makeSourceOrDisassemWindow */


/*
   **    _showSourceOrDisassemAndCommand().
   **        Show the Source/Command or the Disassem layout
 */
static void
_showSourceOrDisassemAndCommand (TuiLayoutType layoutType)
{
  if (currentLayout () != layoutType)
    {
      TuiWinInfoPtr *winInfoPtr;
      int srcHeight, cmdHeight;
      TuiGenWinInfoPtr locator = locatorWinInfoPtr ();

      if (m_winPtrNotNull (cmdWin))
	cmdHeight = cmdWin->generic.height;
      else
	cmdHeight = termHeight () / 3;
      srcHeight = termHeight () - cmdHeight;


      if (layoutType == SRC_COMMAND)
	winInfoPtr = &srcWin;
      else
	winInfoPtr = &disassemWin;

      if (m_winPtrIsNull (*winInfoPtr))
	{
	  if (layoutType == SRC_COMMAND)
	    _makeSourceWindow (winInfoPtr, srcHeight - 1, 0);
	  else
	    _makeDisassemWindow (winInfoPtr, srcHeight - 1, 0);
	  _initAndMakeWin ((Opaque *) & locator,
			   LOCATOR_WIN,
			   2 /* 1 */ ,
			   termWidth (),
			   0,
			   srcHeight - 1,
			   DONT_BOX_WINDOW);
	}
      else
	{
	  _initGenWinInfo (locator,
			   LOCATOR_WIN,
			   2 /* 1 */ ,
			   termWidth (),
			   0,
			   srcHeight - 1);
	  (*winInfoPtr)->detail.sourceInfo.hasLocator = TRUE;
	  _initGenWinInfo (
			    &(*winInfoPtr)->generic,
			    (*winInfoPtr)->generic.type,
			    srcHeight - 1,
			    (*winInfoPtr)->generic.width,
		      (*winInfoPtr)->detail.sourceInfo.executionInfo->width,
			    0);
	  _initGenWinInfo ((*winInfoPtr)->detail.sourceInfo.executionInfo,
			   EXEC_INFO_WIN,
			   srcHeight - 1,
			   3,
			   0,
			   0);
	  (*winInfoPtr)->canHighlight = TRUE;
	  m_beVisible (*winInfoPtr);
	  m_beVisible ((*winInfoPtr)->detail.sourceInfo.executionInfo);
	}
      if (m_winPtrNotNull (*winInfoPtr))
	{
	  (*winInfoPtr)->detail.sourceInfo.hasLocator = TRUE;
	  m_beVisible (locator);
	  tuiShowLocatorContent ();
	  tuiShowSourceContent (*winInfoPtr);

	  if (m_winPtrIsNull (cmdWin))
	    {
	      _makeCommandWindow (&cmdWin, cmdHeight, srcHeight);
	      tuiRefreshWin (&cmdWin->generic);
	    }
	  else
	    {
	      _initGenWinInfo (&cmdWin->generic,
			       cmdWin->generic.type,
			       cmdWin->generic.height,
			       cmdWin->generic.width,
			       cmdWin->generic.origin.x,
			       cmdWin->generic.origin.y);
	      cmdWin->canHighlight = FALSE;
	      m_beVisible (cmdWin);
	    }
	}
      setCurrentLayoutTo (layoutType);
    }

  return;
}				/* _showSourceOrDisassemAndCommand */