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/* General window behavior.

   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2007, 2008

   Free Software Foundation, Inc.

   Contributed by Hewlett-Packard Company.

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 3 of the License, or

   (at your option) any later version.

   This program is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#include "defs.h"

#include "tui/tui.h"

#include "tui/tui-data.h"

#include "tui/tui-wingeneral.h"

#include "tui/tui-win.h"

#include "gdb_curses.h"

/***********************

** PUBLIC FUNCTIONS

***********************/

/* Refresh the window.  */

void

tui_refresh_win (struct tui_gen_win_info *win_info)

{

  if (win_info->type == DATA_WIN && win_info->content_size > 0)

    {

      int i;

      for (i = 0; (i < win_info->content_size); i++)

        {

          struct tui_gen_win_info *data_item_win_ptr;

          data_item_win_ptr = &((tui_win_content)

                                win_info->content)[i]->which_element.data_window;

          if (data_item_win_ptr != NULL

              && data_item_win_ptr->handle != (WINDOW *) NULL)

            wrefresh (data_item_win_ptr->handle);

        }

    }

  else if (win_info->type == CMD_WIN)

    {

      /* Do nothing.  */

    }

  else

    {

      if (win_info->handle != (WINDOW *) NULL)

        wrefresh (win_info->handle);

    }

  return;

}

/* Function to delete the curses window, checking for NULL.  */

void

tui_delete_win (WINDOW *window)

{

  if (window != (WINDOW *) NULL)

    delwin (window);

  return;

}

/* Draw a border arround the window.  */

void

box_win (struct tui_gen_win_info *win_info,

         int highlight_flag)

{

  if (win_info && win_info->handle)

    {

      WINDOW *win;

      int attrs;

      win = win_info->handle;

      if (highlight_flag == HILITE)

        attrs = tui_active_border_attrs;

      else

        attrs = tui_border_attrs;

      wattron (win, attrs);

#ifdef HAVE_WBORDER

      wborder (win, tui_border_vline, tui_border_vline,

               tui_border_hline, tui_border_hline,

               tui_border_ulcorner, tui_border_urcorner,

               tui_border_llcorner, tui_border_lrcorner);

#else

      box (win, tui_border_vline, tui_border_hline);

#endif

      if (win_info->title)

        mvwaddstr (win, 0, 3, win_info->title);

      wattroff (win, attrs);

    }

}

void

tui_unhighlight_win (struct tui_win_info *win_info)

{

  if (win_info != NULL

      && win_info->generic.handle != (WINDOW *) NULL)

    {

      box_win ((struct tui_gen_win_info *) win_info, NO_HILITE);

      wrefresh (win_info->generic.handle);

      tui_set_win_highlight (win_info, 0);

    }

}

void

tui_highlight_win (struct tui_win_info *win_info)

{

  if (win_info != NULL

      && win_info->can_highlight

      && win_info->generic.handle != (WINDOW *) NULL)

    {

      box_win ((struct tui_gen_win_info *) win_info, HILITE);

      wrefresh (win_info->generic.handle);

      tui_set_win_highlight (win_info, 1);

    }

}

void

tui_check_and_display_highlight_if_needed (struct tui_win_info *win_info)

{

  if (win_info != NULL && win_info->generic.type != CMD_WIN)

    {

      if (win_info->is_highlighted)

        tui_highlight_win (win_info);

      else

        tui_unhighlight_win (win_info);

    }

  return;

}

void

tui_make_window (struct tui_gen_win_info *win_info, int box_it)

{

  WINDOW *handle;

  handle = newwin (win_info->height,

                   win_info->width,

                   win_info->origin.y,

                   win_info->origin.x);

  win_info->handle = handle;

  if (handle != (WINDOW *) NULL)

    {

      if (box_it == BOX_WINDOW)

        box_win (win_info, NO_HILITE);

      win_info->is_visible = TRUE;

      scrollok (handle, TRUE);

    }

}

/* We can't really make windows visible, or invisible.  So we have to

   delete the entire window when making it visible, and create it

   again when making it visible.  */

static void

make_visible (struct tui_gen_win_info *win_info, int visible)

{

  /* Don't tear down/recreate command window.  */

  if (win_info->type == CMD_WIN)

    return;

  if (visible)

    {

      if (!win_info->is_visible)

        {

          tui_make_window (win_info,

                           (win_info->type != CMD_WIN

                            && !tui_win_is_auxillary (win_info->type)));

          win_info->is_visible = TRUE;

        }

    }

  else if (!visible

           && win_info->is_visible

           && win_info->handle != (WINDOW *) NULL)

    {

      win_info->is_visible = FALSE;

      tui_delete_win (win_info->handle);

      win_info->handle = (WINDOW *) NULL;

    }

  return;

}

void

tui_make_visible (struct tui_gen_win_info *win_info)

{

  make_visible (win_info, 1);

}

void

tui_make_invisible (struct tui_gen_win_info *win_info)

{

  make_visible (win_info, 0);

}

/* Makes all windows invisible (except the command and locator

   windows).  */

static void

make_all_visible (int visible)

{

  int i;

  for (i = 0; i < MAX_MAJOR_WINDOWS; i++)

    {

      if (tui_win_list[i] != NULL

          && ((tui_win_list[i])->generic.type) != CMD_WIN)

        {

          if (tui_win_is_source_type ((tui_win_list[i])->generic.type))

            make_visible ((tui_win_list[i])->detail.source_info.execution_info,

                          visible);

          make_visible ((struct tui_gen_win_info *) tui_win_list[i], visible);

        }

    }

  return;

}

void

tui_make_all_visible (void)

{

  make_all_visible (1);

}

void

tui_make_all_invisible (void)

{

  make_all_visible (0);

}

/* Function to refresh all the windows currently displayed.  */

void

tui_refresh_all (struct tui_win_info **list)

{

  enum tui_win_type type;

  struct tui_gen_win_info *locator = tui_locator_win_info_ptr ();

  for (type = SRC_WIN; (type < MAX_MAJOR_WINDOWS); type++)

    {

      if (list[type] && list[type]->generic.is_visible)

        {

          if (type == SRC_WIN || type == DISASSEM_WIN)

            {

              touchwin (list[type]->detail.source_info.execution_info->handle);

              tui_refresh_win (list[type]->detail.source_info.execution_info);

            }

          touchwin (list[type]->generic.handle);

          tui_refresh_win (&list[type]->generic);

        }

    }

  if (locator->is_visible)

    {

      touchwin (locator->handle);

      tui_refresh_win (locator);

    }

}

/*********************************

** Local Static Functions

*********************************/