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/* Bitmaps and things for scrollbars.
Copyright (C) 1989 Free Software Foundation.
This file is part of GNU Emacs.
GNU Emacs 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 1, or (at your option)
any later version.
GNU Emacs 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 GNU Emacs; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
static void install_vertical_scrollbar ();
static void install_horizontal_scrollbar ();
static void x_set_horizontal_scrollbar ();
static void x_set_vertical_scrollbar ();
/* Prefix-characters for scroll bar commands in Vglobal_mouse_map.
Choice of prefix depends on which region of the scroll bar. */
enum scroll_bar_prefix
{ VSCROLL_BAR_PREFIX = 050, VSCROLL_SLIDER_PREFIX /* unused */,
VSCROLL_THUMBUP_PREFIX, VSCROLL_THUMBDOWN_PREFIX,
HSCROLL_BAR_PREFIX, HSCROLL_SLIDER_PREFIX /* unused */,
HSCROLL_THUMBLEFT_PREFIX, HSCROLL_THUMBRIGHT_PREFIX };
#define CROSS_WIDTH 16
#define CROSS_HEIGHT 16
#define CROSS_MASK_WIDTH 16
#define CROSS_MASK_HEIGHT 16
/* Vertical and Horizontal scroll bar widths. */
#define VSCROLL_WIDTH 18
#define HSCROLL_HEIGHT 18
#ifdef HAVE_X11
/* Arrow cursors for scroll bars. */
Cursor up_arrow_cursor, down_arrow_cursor, v_double_arrow_cursor;
Cursor left_arrow_cursor, right_arrow_cursor, h_double_arrow_cursor;
static char cross_bits[] =
{
0x00, 0x00, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01,
0x80, 0x01, 0xfe, 0x7f, 0xfe, 0x7f, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01,
0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x00, 0x00
};
static char gray_bits[] =
{
0x55, 0x55, 0xaa, 0xaa, 0x55, 0x55, 0xaa, 0xaa,
0x55, 0x55, 0xaa, 0xaa, 0x55, 0x55, 0xaa, 0xaa,
0x55, 0x55, 0xaa, 0xaa, 0x55, 0x55, 0xaa, 0xaa,
0x55, 0x55, 0xaa, 0xaa, 0x55, 0x55, 0xaa, 0xaa
};
static char up_arrow_bits[] =
{
0x00, 0x00, 0x80, 0x01, 0xc0, 0x03, 0xe0, 0x07, 0xf0, 0x0f, 0xf8, 0x1f,
0xfc, 0x3f, 0xfe, 0x7f, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01,
0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0xff, 0xff
};
static char down_arrow_bits[] =
{
0xff, 0xff, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01,
0x80, 0x01, 0x80, 0x01, 0xfe, 0x7f, 0xfc, 0x3f, 0xf8, 0x1f, 0xf0, 0x0f,
0xe0, 0x07, 0xc0, 0x03, 0x80, 0x01, 0x00, 0x00
};
static char left_arrow_bits[] =
{
0x00, 0x80, 0x80, 0x80, 0xc0, 0x80, 0xe0, 0x80, 0xf0, 0x80, 0xf8, 0x80,
0xfc, 0x80, 0xfe, 0xff, 0xfe, 0xff, 0xfc, 0x80, 0xf8, 0x80, 0xf0, 0x80,
0xe0, 0x80, 0xc0, 0x80, 0x80, 0x80, 0x00, 0x80
};
static char right_arrow_bits[] =
{
0x01, 0x00, 0x01, 0x01, 0x01, 0x03, 0x01, 0x07, 0x01, 0x0f, 0x01, 0x1f,
0x01, 0x3f, 0xff, 0x7f, 0xff, 0x7f, 0x01, 0x3f, 0x01, 0x1f, 0x01, 0x0f,
0x01, 0x07, 0x01, 0x03, 0x01, 0x01, 0x01, 0x00
};
static char cross_mask_bits[] =
{
0xc0, 0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0, 0x03,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc0, 0x03, 0xc0, 0x03,
0xc0, 0x03, 0xc0, 0x03, 0xc0, 0x03, 0xc0, 0x03
};
#else /* not HAVE_X11 */
static short cross_bits[] =
{
0x0000, 0x0180, 0x0180, 0x0180,
0x0180, 0x0180, 0x0180, 0x7ffe,
0x7ffe, 0x0180, 0x0180, 0x0180,
0x0180, 0x0180, 0x0180, 0x0000,
};
static short gray_bits[] = {
0xaaaa, 0x5555, 0xaaaa, 0x5555,
0xaaaa, 0x5555, 0xaaaa, 0x5555,
0xaaaa, 0x5555, 0xaaaa, 0x5555,
0xaaaa, 0x5555, 0xaaaa, 0x5555};
static short cross_mask_bits[] =
{
0x03c0, 0x03c0, 0x03c0, 0x03c0,
0x03c0, 0x03c0, 0xffff, 0xffff,
0xffff, 0xffff, 0x03c0, 0x03c0,
0x03c0, 0x03c0, 0x03c0, 0x03c0,
};
#endif /* X10 */
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