7ad67e708f
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@33248 a95241bf-73f2-0310-859d-f6bbb57e9c96
79 lines
1.9 KiB
C++
79 lines
1.9 KiB
C++
/*
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* Copyright 2001-2007, Haiku, Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*
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* Authors:
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* Ingo Weinhold (bonefish@users.sf.net)
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*/
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#ifndef _MESSENGER_H
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#define _MESSENGER_H
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#include <OS.h>
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#include <ByteOrder.h>
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#include <Message.h>
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class BHandler;
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class BLooper;
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class BMessenger {
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public:
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BMessenger();
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BMessenger(const char *signature, team_id team = -1,
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status_t *result = NULL);
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BMessenger(const BHandler *handler, const BLooper *looper = NULL,
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status_t *result = NULL);
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BMessenger(const BMessenger &from);
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~BMessenger();
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// Target
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bool IsTargetLocal() const;
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BHandler *Target(BLooper **looper) const;
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bool LockTarget() const;
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status_t LockTargetWithTimeout(bigtime_t timeout) const;
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// Message sending
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status_t SendMessage(uint32 command, BHandler *replyTo = NULL) const;
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status_t SendMessage(BMessage *message, BHandler *replyTo = NULL,
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bigtime_t timeout = B_INFINITE_TIMEOUT) const;
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status_t SendMessage(BMessage *message, BMessenger replyTo,
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bigtime_t timeout = B_INFINITE_TIMEOUT) const;
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status_t SendMessage(uint32 command, BMessage *reply) const;
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status_t SendMessage(BMessage *message, BMessage *reply,
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bigtime_t deliveryTimeout = B_INFINITE_TIMEOUT,
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bigtime_t replyTimeout = B_INFINITE_TIMEOUT) const;
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// Operators and misc
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BMessenger &operator=(const BMessenger &from);
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bool operator==(const BMessenger &other) const;
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bool IsValid() const;
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team_id Team() const;
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//----- Private or reserved -----------------------------------------
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class Private;
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private:
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friend class Private;
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void _SetTo(team_id team, port_id port, int32 token);
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void _InitData(const char *signature, team_id team, status_t *result);
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private:
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port_id fPort;
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int32 fHandlerToken;
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team_id fTeam;
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int32 _reserved[3];
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};
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bool operator<(const BMessenger &a, const BMessenger &b);
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bool operator!=(const BMessenger &a, const BMessenger &b);
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#endif // _MESSENGER_H
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