static status
eventHandler(Handler h, EventObj ev)
{ DEBUG(NAME_post, Cprintf("eventHandler(%s, %s)\n", pp(h), pp(ev)));
if ( isAEvent(ev, h->event) )
{ if (isDefault(h->region))
{ if (isNil(h->message))
succeed;
return forwardReceiverCodev(h->message, getMasterEvent(ev),
1, (Any *)&ev);
} else
{ Graphical gr = ev->receiver;
if ( insideRegion(h->region, gr->area,
getAreaPositionEvent(ev, gr)) == SUCCEED )
{ if ( notNil(h->message) )
return forwardReceiverCodev(h->message, getMasterEvent(ev),
1, (Any *)&ev);
succeed;
}
}
}
fail;
}
static status
eventPopupGesture(PopupGesture g, EventObj ev)
{ if ( g->status == NAME_active && isUpEvent(ev) )
{ PceWindow sw;
if ( !(sw = getWindowGraphical(ev->receiver)) )
sw = ev->window;
if ( notNil(g->current) && g->current->displayed == OFF )
{ send(g->current, NAME_open, ev->receiver,
getAreaPositionEvent(ev, DEFAULT), EAV);
attributeObject(g, NAME_Stayup, ON);
grabPointerWindow(sw, ON);
focusWindow(sw, ev->receiver, (Recogniser) g, g->cursor, NIL);
} else if ( valInt(getClickTimeEvent(ev)) < 400 &&
getAttributeObject(g, NAME_Stayup) != ON )
{ attributeObject(g, NAME_Stayup, ON);
grabPointerWindow(sw, ON);
focusWindow(sw, ev->receiver, (Recogniser) g, g->cursor, NIL);
} else
{ send(g, NAME_terminate, EAV);
if ( isNil(g->current) )
{ grabPointerWindow(sw, OFF);
focusWindow(sw, NIL, NIL, NIL, NIL);
deleteAttributeObject(g, NAME_Stayup);
assign(g, status, NAME_inactive);
}
}
succeed;
} else if ( notNil(g->current) && g->current->displayed == ON )
return postEvent(ev, (Graphical) g->current, DEFAULT);
if ( eventGesture(g, ev) )
succeed;
if ( g->status == NAME_active && isAEvent(ev, NAME_keyboard) )
{ Name key;
TRY(updatePopupGesture(g, ev));
key = characterName(getIdEvent(ev));
if ( send(g->current, NAME_key, key, EAV) )
{ Any context = g->context;
PopupObj current = g->current;
assign(g, context, NIL);
assign(g, current, NIL);
send(current, NAME_execute, context, EAV);
succeed;
} else
send(g, NAME_cancel, ev, EAV);
}
fail;
}
static status
initiatePopupGesture(PopupGesture g, EventObj ev)
{ if ( isNil(g->max_drag_distance) )
{ send(g->current, NAME_open, ev->receiver,
getAreaPositionEvent(ev, DEFAULT), EAV);
postEvent(ev, (Graphical) g->current, DEFAULT);
}
succeed;
}
