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wayland: proper hit testing that doesn't penetrate through widgets
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IoIxD 2026-09-26 13:38:35 -07:00
commit 269bbbe8b1
1 changed files with 23 additions and 4 deletions
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27
src/backend/wayland/interfaces.c
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@ -754,14 +754,34 @@ static MwBool hit_detect(MwLL child, MwLL* _topmost_parent, MwPoint* _point, MwP
point.y >= absolute_pos.y && point.y <= absolute_pos.y + child->wayland.wh;
}
/* deepest, topmost-z sublevel under the pointer, or self if none */
static MwLL find_target(MwLL self, MwPoint* local) {
MwLL* children = MwLLWaylandSublevelsByZIndex(self);
MwLL target = self;
int i;
for(i = arrlen(children) - 1; i >= 0; i--) {
MwLL tp;
MwPoint pt, rel, abs;
if(hit_detect(children[i], &tp, &pt, &rel, &abs)) {
*local = rel;
target = find_target(children[i], local);
break;
}
}
arrfree(children);
return target;
}
static void mouse_dispatch(MwLL self, MwMouse p, MwU32 state) {
MwLL target = find_target(self, &p.point);
switch(state) {
case WL_POINTER_BUTTON_STATE_PRESSED:
MwLLDispatch(self, down, &p);
MwLLDispatch(target, down, &p);
break;
case WL_POINTER_BUTTON_STATE_RELEASED:
MwLLDispatch(self, up, &p);
break;
MwLLDispatch(target, up, &p);
return;
}
{
@ -797,7 +817,6 @@ static void mouse_dispatch(MwLL self, MwMouse p, MwU32 state) {
break;
}
printf("%d\n", child->wayland.parent->wayland.type);
mouse_dispatch(child, p, state);
break;
}