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109 lines
2.7 KiB
109 lines
2.7 KiB
15 years ago
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/*
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kopetetask.cpp - Kopete Task
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Copyright (c) 2004 by Richard Smith <kde@metafoo.co.uk>
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Kopete (c) 2002-2004 by the Kopete developers <kopete-devel@kde.org>
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*************************************************************************
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Lesser General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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*************************************************************************
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*/
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#include "kopetetask.h"
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#include <klocale.h>
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#include <qptrlist.h>
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namespace Kopete
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{
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class Task::Private
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{
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public:
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Private()
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: result( ResultFailed )
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{
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errorMessage = i18n( "The operation has not finished yet" );
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}
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Task::Result result;
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QString errorMessage;
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QPtrList<Task> subtasks;
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};
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Task::Task()
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: d( new Private )
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{
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}
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Task::~Task()
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{
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delete d;
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}
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bool Task::succeeded() const
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{
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return d->result == ResultSucceeded;
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}
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const QString &Task::errorString() const
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{
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return d->errorMessage;
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}
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void Task::abort( int flags )
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{
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int childFlags = flags & ~AbortEmitResult;
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for ( Task *task = d->subtasks.first(); task; task = d->subtasks.next() )
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task->abort( childFlags );
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if ( flags & AbortEmitResult )
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emitResult( ResultFailed, i18n( "Aborted" ) );
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else
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delete this;
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}
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void Task::addSubtask( Task *task )
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{
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d->subtasks.append( task );
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connect( task, SIGNAL( result( Kopete::Task* ) ),
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this, SLOT( slotResult( Kopete::Task* ) ) );
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connect( task, SIGNAL( statusMessage( Kopete::Task*, const QString & ) ),
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this, SIGNAL( statusMessage( Kopete::Task*, const QString & ) ) );
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}
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void Task::removeSubtask( Task *task, RemoveSubtaskIfLast actionIfLast )
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{
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disconnect( task, SIGNAL( result( Kopete::Task* ) ),
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this, SLOT( slotResult( Kopete::Task* ) ) );
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disconnect( task, SIGNAL( statusMessage( Kopete::Task*, const QString & ) ),
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this, SIGNAL( statusMessage( Kopete::Task*, const QString & ) ) );
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d->subtasks.remove( task );
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if ( d->subtasks.isEmpty() && actionIfLast == IfLastEmitResult )
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emitResult( task->succeeded() ? ResultSucceeded : ResultFailed, task->errorString() );
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}
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void Task::emitResult( Result res, const QString &errorMessage )
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{
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d->result = res;
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d->errorMessage = errorMessage;
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emit result( this );
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delete this;
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}
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void Task::slotResult( Kopete::Task *task )
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{
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removeSubtask( task );
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}
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}
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#include "kopetetask.moc"
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// vim: set noet ts=4 sts=4 sw=4:
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