74 lines
1.3 KiB
C
74 lines
1.3 KiB
C
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/*
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* Copyright 2010, Andrea Anzani. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef QueueMultiActions_H_
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#define QueueMultiActions_H_
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#include <Looper.h>
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#include <ObjectList.h>
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#include <OS.h>
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#include "Action.h"
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#define MAX_MULTI 5
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class QueueMultiActions
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{
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public:
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QueueMultiActions(const char* name, int count);
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virtual ~QueueMultiActions();
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void AddAction(Action* );
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//BEFORE CALLING CurrentAction, you MUST Lock() the Queue!
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Action* CurrentAction(int index);
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int32 CountActions();
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int CountThreads() {
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return fCount;
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}
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Action* ActionAt(int32 pos);
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void RemoveActionAt(int32 pos);
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void SetDownloadCount(int count);
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bool Lock();
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void Unlock();
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bool IsLocked();
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protected:
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static int32 ManageTheQueue(void*);
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virtual void ActionReadyToPerform(Action*) = 0;
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virtual void ActionPerformed(Action*, status_t, BMessage*) = 0;
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virtual void SuppressAction(Action*) = 0;
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private:
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struct token {
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int index;
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QueueMultiActions* qa;
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};
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void SetCurrentAction(Action*, int index);
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void KIllThread(int id);
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Action* fCurrentAction[MAX_MULTI];
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thread_id fID[MAX_MULTI];
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sem_id fLock;
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BObjectList<Action> fList;
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bool fLocked;
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int fCount;
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BString fName;
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};
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#endif
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