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(NUM_TRANSLATED_MOUSE_BUTTONS): New constant.

Browse source 
(emacs_button_translation): Use it.
(do_mouse_event): Allow up to 32 mouse buttons by allowing any bit
in `mask' to be set.
This commit is contained in:
Jason Rumney 2000-05-30 21:49:28 +00:00
parent af3a67854b
commit 1f2fca4bd1
1 changed files with 8 additions and 9 deletions
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17
src/w32inevt.c
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@ -550,9 +550,10 @@ mouse_moved_to (int x, int y)
Right == 2
Others increase from there. */
static int emacs_button_translation[NUM_MOUSE_BUTTONS] =
#define NUM_TRANSLATED_MOUSE_BUTTONS 3
static int emacs_button_translation[NUM_TRANSLATED_MOUSE_BUTTONS] =
{
0, 2, 1, 3, 4,
0, 2, 1
};
static int
@ -581,18 +582,16 @@ do_mouse_event (MOUSE_EVENT_RECORD *event,
/* Find out what button has changed state since the last button event. */
but_change = button_state ^ event->dwButtonState;
mask = 1;
for (i = 0; i < NUM_MOUSE_BUTTONS; i++, mask <<= 1)
for (i = 0; mask; i++, mask <<= 1)
if (but_change & mask)
{
XSETINT (emacs_ev->code, emacs_button_translation[i]);
if (i < NUM_TRANSLATED_MOUSE_BUTTONS)
XSETINT (emacs_ev->code, emacs_button_translation[i]);
else
XSETINT (emacs_ev->code, i);
break;
}
/* If the changed button is out of emacs' range (highly unlikely)
ignore this event. */
if (i == NUM_MOUSE_BUTTONS)
return 0;
button_state = event->dwButtonState;
emacs_ev->timestamp = GetTickCount ();
emacs_ev->modifiers = w32_kbd_mods_to_emacs (event->dwControlKeyState, 0) |