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focus follows mouse

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This commit is contained in:
Devin J. Pohly 2020-04-23 20:29:26 -05:00
parent 4eabe48fed
commit a87adfd77c
2 changed files with 25 additions and 20 deletions
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1
config.def.h
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@ -1,4 +1,5 @@
/* appearance */
static const int sloppyfocus = 1; /* focus follows mouse */
static const float rootcolor[] = {0.3, 0.3, 0.3, 1.0};
/* tagging */

44
dwl.c
View file

@ -203,6 +203,7 @@ arrange(Monitor *m)
{
if (m->lt[m->sellt]->arrange)
m->lt[m->sellt]->arrange(m);
/* XXX recheck pointer focus here... or in resize()? */
}
void
@ -606,7 +607,8 @@ void
motionnotify(uint32_t time)
{
/* Update selmon (even while dragging a window) */
selmon = xytomon(cursor->x, cursor->y);
if (sloppyfocus)
selmon = xytomon(cursor->x, cursor->y);
/* If we are currently grabbing the mouse, handle and return */
if (cursor_mode == CurMove) {
@ -628,8 +630,7 @@ motionnotify(uint32_t time)
/* Otherwise, find the client under the pointer and send the event along. */
double sx, sy;
struct wlr_surface *surface = NULL;
Client *c = xytoclient(cursor->x, cursor->y,
&surface, &sx, &sy);
Client *c = xytoclient(cursor->x, cursor->y, &surface, &sx, &sy);
if (!c) {
/* If there's no client under the cursor, set the cursor image to a
* default. This is what makes the cursor image appear when you move it
@ -637,26 +638,29 @@ motionnotify(uint32_t time)
wlr_xcursor_manager_set_cursor_image(
cursor_mgr, "left_ptr", cursor);
}
if (surface) {
bool focus_changed = seat->pointer_state.focused_surface != surface;
/*
* "Enter" the surface if necessary. This lets the client know that the
* cursor has entered one of its surfaces.
*
* Note that this gives the surface "pointer focus", which is distinct
* from keyboard focus. You get pointer focus by moving the pointer over
* a window.
*/
wlr_seat_pointer_notify_enter(seat, surface, sx, sy);
if (!focus_changed) {
/* The enter event contains coordinates, so we only need to notify
* on motion if the focus did not change. */
wlr_seat_pointer_notify_motion(seat, time, sx, sy);
}
} else {
if (!surface) {
/* Clear pointer focus so future button events and such are not sent to
* the last client to have the cursor over it. */
wlr_seat_pointer_clear_focus(seat);
return;
}
/*
* "Enter" the surface if necessary. This lets the client know that the
* cursor has entered one of its surfaces.
*
* Note that this gives the surface "pointer focus", which is distinct
* from keyboard focus. You get pointer focus by moving the pointer over
* a window.
*/
if (surface != seat->pointer_state.focused_surface) {
wlr_seat_pointer_notify_enter(seat, surface, sx, sy);
if (sloppyfocus)
focus(c, surface);
} else {
/* The enter event contains coordinates, so we only need to notify
* on motion if the focus did not change. */
wlr_seat_pointer_notify_motion(seat, time, sx, sy);
}
}