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unsetkey ("\e^@");
setkey ("mouse_cmd", "\e^@");
variable Mouse_Drag_Mode = 0;
variable Mouse_Save_Point_Mark;
variable Mouse_Buffer = " *Mouse buffer*";
variable Mouse_Delete_Region = 0;
define mouse_goto_position (col, line)
{
goto_line (line);
() = goto_column_best_try (col);
}
define mouse_yank_from_jed ()
{
if (bufferp(Mouse_Buffer))
insbuf(Mouse_Buffer);
}
define copy_kill_to_mouse_buffer ()
{
variable cbuf = whatbuf ();
variable pnt, n;
%
% We are not going to copy to the pastebuffer if the region is nil
%
n = what_line(); pnt = POINT;
push_spot();
pop_mark_1 ();
if ((what_line() == n) and (POINT == pnt))
{
pop_spot();
return;
}
push_mark();
pop_spot();
setbuf(Mouse_Buffer);
erase_buffer ();
setbuf (cbuf);
if (Mouse_Delete_Region)
() = dupmark();
() = dupmark(); %/* for cut buffer */
x_copy_region_to_cutbuffer ();
copy_region(Mouse_Buffer);
if (Mouse_Delete_Region)
{
Mouse_Delete_Region = 0;
del_region();
}
}
define mouse_down_hook (line, col, but, shift)
{
if (shift == 0)
{
if (is_visible_mark ())
{
if (but == 1)
{
pop_mark (0);
return 0;
}
if (but == 4)
Mouse_Delete_Region = 1;
copy_kill_to_mouse_buffer ();
return 0;
}
if (but == 2)
{
mouse_set_current_window ();
() = x_insert_cutbuffer ();
return 0;
}
Mouse_Drag_Mode = 0;
Mouse_Save_Point_Mark = create_user_mark ();
mouse_goto_position (col, line);
return 0;
}
if (shift == 1)
{
if (but == 2)
{
mouse_set_current_window ();
mouse_yank_from_jed ();
return 0;
}
}
return -1;
}
define mouse_up_hook (line, col, but, shift)
{
if (shift == 0)
{
if (but == 1)
{
if (Mouse_Drag_Mode)
{
Mouse_Drag_Mode = 0;
copy_kill_to_mouse_buffer ();
!if (strcmp (whatbuf (), user_mark_buffer (Mouse_Save_Point_Mark)))
goto_user_mark (Mouse_Save_Point_Mark);
return 0;
}
return 1;
}
if (but == 4)
{
Mouse_Drag_Mode = 0;
return 1;
}
}
return -1;
}
define mouse_drag_hook (line, col, but, shift)
{
variable top, bot;
variable y;
!if (Mouse_Drag_Mode)
{
!if (is_visible_mark ())
{
push_visible_mark ();
}
Mouse_Drag_Mode = 1;
}
mouse_goto_position (col, line);
% only warp if pointer is outside window.
top = window_info ('t');
bot = top + window_info ('r');
(,y, ) = mouse_get_event_info ();
if ((y < top) or (y > bot))
x_warp_pointer ();
return 0;
}
define mouse_next_buffer ()
{
variable n, buf, cbuf = whatbuf ();
n = buffer_list (); %/* buffers on stack */
loop (n)
{
buf = ();
n--;
if (buf[0] == ' ') continue;
sw2buf (buf);
loop (n) pop ();
return;
}
}
define mouse_status_up_hook (line, col, but, shift)
{
if (shift == 2)
{
if (but == 1)
{
delbuf (whatbuf ());
return 0;
}
}
return -1;
}
define mouse_status_down_hook (line, col, but, shift)
{
if (shift == 0)
{
if (but == 1) mouse_next_buffer ();
else if (but == 2) splitwindow ();
else
call ("delete_window");
return 0;
}
if (shift == 1)
{
ERROR_BLOCK
{
_clear_error ();
}
if (but == 1)
call ("page_down");
else if (but == 4)
call ("page_up");
return 0;
}
return -1;
}
define mouse_2click_hook (line, col, but, shift)
{
if (but == 1)
{
mouse_goto_position (col, line);
push_spot ();
bskip_word_chars ();
push_visible_mark ();
skip_word_chars();
update (1);
usleep (500);
copy_kill_to_mouse_buffer ();
pop_spot ();
return 0;
}
return -1;
}
mouse_set_default_hook ("mouse_2click", "mouse_2click_hook");
mouse_set_default_hook ("mouse_up", "mouse_up_hook");
mouse_set_default_hook ("mouse_down", "mouse_down_hook");
mouse_set_default_hook ("mouse_drag", "mouse_drag_hook");
mouse_set_default_hook ("mouse_status_down", "mouse_status_down_hook");
mouse_set_default_hook ("mouse_status_up", "mouse_status_up_hook");
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