static void handle_gestures(LocalDevicePtr local,
struct Gestures* gs)
{
struct MTouch *mt = local->private;
static bitmask_t buttons_prev = 0U;
int i;
if(mt->absolute_mode == FALSE){
if (mt->cfg.scroll_smooth){
/* Copy states from button_prev into current buttons state */
MODBIT(gs->buttons, 3, GETBIT(buttons_prev, 3));
MODBIT(gs->buttons, 4, GETBIT(buttons_prev, 4));
MODBIT(gs->buttons, 5, GETBIT(buttons_prev, 5));
MODBIT(gs->buttons, 6, GETBIT(buttons_prev, 6));
set_and_post_mask(mt, local->dev, timertoms(&gs->dt));
}
else{
// mt->absolute_mode == FALSE
if (gs->move_dx != 0 || gs->move_dy != 0)
xf86PostMotionEvent(local->dev, 0, 0, 2, gs->move_dx, gs->move_dy);
}
}
else{
/* Give the HW coordinates to Xserver as absolute coordinates, these coordinates
* are not scaled, this is oke if the touchscreen has the same resolution as the display.
*/
xf86PostMotionEvent(local->dev, 1, 0, 2,
mt->state.touch[0].x + get_cap_xmid(&mt->caps),
mt->state.touch[0].y + get_cap_ymid(&mt->caps));
}
for (i = 0; i < 32; i++) {
if (GETBIT(gs->buttons, i) == GETBIT(buttons_prev, i))
continue;
if (GETBIT(gs->buttons, i)) {
xf86PostButtonEvent(local->dev, FALSE, i+1, 1, 0, 0);
#define DEBUG_DRIVER 0
#if DEBUG_DRIVER
xf86Msg(X_INFO, "button %d down\n", i+1);
#endif
}
else {
xf86PostButtonEvent(local->dev, FALSE, i+1, 0, 0, 0);
#if DEBUG_DRIVER
xf86Msg(X_INFO, "button %d up\n", i+1);
#endif
#undef DEBUG_DRIVER
}
}
buttons_prev = gs->buttons;
}
void
selnotify(XEvent *e)
{
ulong nitems, ofs, rem;
int format;
uchar *data, *last, *repl;
Atom type, incratom, property;
incratom = XInternAtom(xw.dpy, "INCR", 0);
ofs = 0;
if (e->type == SelectionNotify) {
property = e->xselection.property;
} else if(e->type == PropertyNotify) {
property = e->xproperty.atom;
} else {
return;
}
if (property == None)
return;
do {
if (XGetWindowProperty(xw.dpy, xw.win, property, ofs,
BUFSIZ/4, False, AnyPropertyType,
&type, &format, &nitems, &rem,
&data)) {
fprintf(stderr, "Clipboard allocation failed\n");
return;
}
if (e->type == PropertyNotify && nitems == 0 && rem == 0) {
/*
* If there is some PropertyNotify with no data, then
* this is the signal of the selection owner that all
* data has been transferred. We won't need to receive
* PropertyNotify events anymore.
*/
MODBIT(xw.attrs.event_mask, 0, PropertyChangeMask);
XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask,
&xw.attrs);
}
if (type == incratom) {
/*
* Activate the PropertyNotify events so we receive
* when the selection owner does send us the next
* chunk of data.
*/
MODBIT(xw.attrs.event_mask, 1, PropertyChangeMask);
XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask,
&xw.attrs);
/*
* Deleting the property is the transfer start signal.
*/
XDeleteProperty(xw.dpy, xw.win, (int)property);
continue;
}
/*
* As seen in getsel:
* Line endings are inconsistent in the terminal and GUI world
* copy and pasting. When receiving some selection data,
* replace all '\n' with '\r'.
* FIXME: Fix the computer world.
*/
repl = data;
last = data + nitems * format / 8;
while ((repl = memchr(repl, '\n', last - repl))) {
*repl++ = '\r';
}
if (IS_SET(MODE_BRCKTPASTE) && ofs == 0)
ttywrite("\033[200~", 6);
ttysend((char *)data, nitems * format / 8);
if (IS_SET(MODE_BRCKTPASTE) && rem == 0)
ttywrite("\033[201~", 6);
XFree(data);
/* number of 32-bit chunks returned */
ofs += nitems * format / 32;
} while (rem > 0);
/*
* Deleting the property again tells the selection owner to send the
* next data chunk in the property.
*/
XDeleteProperty(xw.dpy, xw.win, (int)property);
}