129 lines
3.7 KiB
C++
129 lines
3.7 KiB
C++
// Filename: eventQueue.cxx
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// Created by: drose (08Feb99)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://etc.cmu.edu/panda3d/docs/license/ .
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//
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// To contact the maintainers of this program write to
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// panda3d-general@lists.sourceforge.net .
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//
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////////////////////////////////////////////////////////////////////
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#include "eventQueue.h"
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#include "config_event.h"
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#include "mutexHolder.h"
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EventQueue *EventQueue::_global_event_queue = NULL;
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////////////////////////////////////////////////////////////////////
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// Function: EventQueue::Constructor
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// Access: Published
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// Description:
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////////////////////////////////////////////////////////////////////
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EventQueue::
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EventQueue() : _lock("EventQueue") {
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}
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////////////////////////////////////////////////////////////////////
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// Function: EventQueue::Destructor
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// Access: Published
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// Description:
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////////////////////////////////////////////////////////////////////
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EventQueue::
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~EventQueue() {
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}
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////////////////////////////////////////////////////////////////////
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// Function: EventQueue::queue_event
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// Access: Published
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// Description:
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////////////////////////////////////////////////////////////////////
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void EventQueue::
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queue_event(CPT_Event event) {
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nassertv(!event.is_null());
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MutexHolder holder(_lock);
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_queue.push_back(event);
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if (event_cat.is_spam() || event_cat.is_debug()) {
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if (event->get_name() == "NewFrame") {
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// Don't bother us with this particularly spammy event.
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event_cat.spam()
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<< "Throwing event " << *event << "\n";
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} else {
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event_cat.debug()
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<< "Throwing event " << *event << "\n";
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}
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}
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}
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////////////////////////////////////////////////////////////////////
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// Function: EventQueue::clear
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// Access: Published
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// Description: Empties all events on the queue, throwing them on the
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// floor.
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////////////////////////////////////////////////////////////////////
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void EventQueue::
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clear() {
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MutexHolder holder(_lock);
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_queue.clear();
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}
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////////////////////////////////////////////////////////////////////
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// Function: EventQueue::is_queue_empty
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// Access: Published
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// Description:
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////////////////////////////////////////////////////////////////////
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bool EventQueue::
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is_queue_empty() const {
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MutexHolder holder(_lock);
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return _queue.empty();
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}
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////////////////////////////////////////////////////////////////////
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// Function: EventQueue::is_queue_full
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// Access: Published
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// Description: This function is deprecated--the queue is never full
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// these days.
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////////////////////////////////////////////////////////////////////
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bool EventQueue::
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is_queue_full() const {
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return false;
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}
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////////////////////////////////////////////////////////////////////
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// Function: EventQueue::dequeue_event
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// Access: Published
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// Description:
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////////////////////////////////////////////////////////////////////
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CPT_Event EventQueue::
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dequeue_event() {
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MutexHolder holder(_lock);
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CPT_Event result = _queue.front();
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_queue.pop_front();
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nassertr(!result.is_null(), result);
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return result;
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}
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////////////////////////////////////////////////////////////////////
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// Function: EventQueue::make_global_event_queue
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// Access: Protected, Static
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// Description:
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////////////////////////////////////////////////////////////////////
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void EventQueue::
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make_global_event_queue() {
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_global_event_queue = new EventQueue;
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}
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