summaryrefslogtreecommitdiffstats
path: root/kopete/protocols/oscar/liboscar/task.h
blob: e48e02de3974c9ed7a0384f727dfa2b555c99767 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
/*
    task.h - Kopete Oscar Protocol

    Copyright (c) 2004 Matt Rogers <mattr@kde.org>
    Based on code copyright (c) 2004 SuSE Linux AG <http://www.suse.com>

    Based on Iris, Copyright (C) 2003  Justin Karneges

    Kopete (c) 2002-2004 by the Kopete developers <kopete-devel@kde.org>

    *************************************************************************
    *                                                                       *
    * This library is free software; you can redistribute it and/or         *
    * modify it under the terms of the GNU Lesser General Public            *
    * License as published by the Free Software Foundation; either          *
    * version 2 of the License, or (at your option) any later version.      *
    *                                                                       *
    *************************************************************************
*/

#ifndef OSCAR_TASK_H
#define OSCAR_TASK_H

#include <qobject.h>

#include "oscartypes.h"


class QString;
class Buffer;
class Connection;
class Transfer;

using namespace Oscar;


class Task : public QObject
{
	Q_OBJECT
public:
	enum { ErrDisc };
	Task(Task *parent);
	Task( Connection*, bool isRoot );
	virtual ~Task();

	Task *parent() const;
	Connection* client() const;
	Transfer *transfer() const;
	
	long id() const;
	void setId();

	bool success() const;
	int statusCode() const;
	const QString & statusString() const;

	void go( bool autoDelete = false );
	
	/** 
	 * Allows a task to examine an incoming Transfer and decide whether to 'take' it
	 * for further processing.
	 */
	virtual bool take( Transfer* transfer );
	void safeDelete();

	/**
	 * Direct setter for Tasks which don't have any fields
	 */
	void setTransfer( Transfer * transfer );
	
signals:
	void finished();

protected:
	virtual void onGo();
	virtual void onDisconnect();
	void setId( Q_UINT32 id );
	void send( Transfer * request );
	void setSuccess( int code=0, const QString &str="" );
	void setError( int code=0, const QString &str="" );
// 	void debug( const char *, ... );
	void debug( const QString & );
	
	/**
	 * Used in take() to check if the offered transfer is for this Task
	 * @return true if this Task should take the Transfer.  Default impl always returns false.
	 */
	virtual bool forMe( const Transfer * transfer ) const;
	
	/**
	 * Creates a transfer with the given flap, snac, and buffer
	 */
	Transfer* createTransfer( FLAP f, SNAC s, Buffer* buffer );
	
	/**
	 * Creates a transfer with the given flap and buffer
	 */
	Transfer* createTransfer( FLAP f, Buffer* buffer );
	
	/**
	 * Creates a transfer with the given buffer
	 */
	Transfer* createTransfer( Buffer* buffer );
	
private slots:
	void clientDisconnected();
	void done();

private:
	void init();

	class TaskPrivate;
	TaskPrivate *d;
};

#endif