90 lines
2.8 KiB
C
90 lines
2.8 KiB
C
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/*
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Open Tracker License
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Terms and Conditions
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Copyright (c) 1991-2000, Be Incorporated. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do
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so, subject to the following conditions:
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The above copyright notice and this permission notice applies to all licensees
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and shall be included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF TITLE, MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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BE INCORPORATED BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF, OR IN CONNECTION
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WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of Be Incorporated shall not be
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used in advertising or otherwise to promote the sale, use or other dealings in
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this Software without prior written authorization from Be Incorporated.
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Tracker(TM), Be(R), BeOS(R), and BeIA(TM) are trademarks or registered trademarks
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of Be Incorporated in the United States and other countries. Other brand product
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names are registered trademarks or trademarks of their respective holders.
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All rights reserved.
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*/
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// PendingNodeMonitorCache is used to store node monitors that
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// cannot be delivered yet because the corresponding model has not yet been
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// added to a PoseView
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//
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// The respective node montior messages are stored in a list and applied
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// later, when their target shows up. They get nuked when they become too
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// old.
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#ifndef __PENDING_NODEMONITOR_CACHE_H__
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#define __PENDING_NODEMONITOR_CACHE_H__
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#include <Message.h>
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#include <Node.h>
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#include "ObjectList.h"
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namespace BPrivate {
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class BPoseView;
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class BPose;
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class PendingNodeMonitorEntry {
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public:
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PendingNodeMonitorEntry(const node_ref *node, const BMessage *);
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const BMessage *NodeMonitor() const;
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bool Match(const node_ref *) const;
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bool TooOld(bigtime_t now) const;
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private:
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bigtime_t fExpiresAfter;
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BMessage fNodeMonitor;
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node_ref fNode;
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};
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class PendingNodeMonitorCache {
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public:
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PendingNodeMonitorCache();
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~PendingNodeMonitorCache();
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void Add(const BMessage *);
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void RemoveEntries(const node_ref *);
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void RemoveOldEntries();
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void PoseCreatedOrMoved(BPoseView *, const BPose *);
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private:
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BObjectList<PendingNodeMonitorEntry> fList;
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};
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} // namespace BPrivate
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using namespace BPrivate;
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#endif
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