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-rw-r--r--kopete/libkopete/kopetetask.cpp108
1 files changed, 108 insertions, 0 deletions
diff --git a/kopete/libkopete/kopetetask.cpp b/kopete/libkopete/kopetetask.cpp
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+++ b/kopete/libkopete/kopetetask.cpp
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+/*
+ kopetetask.cpp - Kopete Task
+
+ Copyright (c) 2004 by Richard Smith <kde@metafoo.co.uk>
+ 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. *
+ * *
+ *************************************************************************
+*/
+
+#include "kopetetask.h"
+
+#include <klocale.h>
+
+#include <qptrlist.h>
+
+namespace Kopete
+{
+
+class Task::Private
+{
+public:
+ Private()
+ : result( ResultFailed )
+ {
+ errorMessage = i18n( "The operation has not finished yet" );
+ }
+
+ Task::Result result;
+ QString errorMessage;
+ QPtrList<Task> subtasks;
+};
+
+Task::Task()
+ : d( new Private )
+{
+}
+
+Task::~Task()
+{
+ delete d;
+}
+
+bool Task::succeeded() const
+{
+ return d->result == ResultSucceeded;
+}
+
+const QString &Task::errorString() const
+{
+ return d->errorMessage;
+}
+
+void Task::abort( int flags )
+{
+ int childFlags = flags & ~AbortEmitResult;
+ for ( Task *task = d->subtasks.first(); task; task = d->subtasks.next() )
+ task->abort( childFlags );
+
+ if ( flags & AbortEmitResult )
+ emitResult( ResultFailed, i18n( "Aborted" ) );
+ else
+ delete this;
+}
+
+void Task::addSubtask( Task *task )
+{
+ d->subtasks.append( task );
+ connect( task, SIGNAL( result( Kopete::Task* ) ),
+ this, SLOT( slotResult( Kopete::Task* ) ) );
+ connect( task, SIGNAL( statusMessage( Kopete::Task*, const QString & ) ),
+ this, SIGNAL( statusMessage( Kopete::Task*, const QString & ) ) );
+}
+
+void Task::removeSubtask( Task *task, RemoveSubtaskIfLast actionIfLast )
+{
+ disconnect( task, SIGNAL( result( Kopete::Task* ) ),
+ this, SLOT( slotResult( Kopete::Task* ) ) );
+ disconnect( task, SIGNAL( statusMessage( Kopete::Task*, const QString & ) ),
+ this, SIGNAL( statusMessage( Kopete::Task*, const QString & ) ) );
+ d->subtasks.remove( task );
+ if ( d->subtasks.isEmpty() && actionIfLast == IfLastEmitResult )
+ emitResult( task->succeeded() ? ResultSucceeded : ResultFailed, task->errorString() );
+}
+
+void Task::emitResult( Result res, const QString &errorMessage )
+{
+ d->result = res;
+ d->errorMessage = errorMessage;
+ emit result( this );
+ delete this;
+}
+
+void Task::slotResult( Kopete::Task *task )
+{
+ removeSubtask( task );
+}
+
+}
+
+#include "kopetetask.moc"
+// vim: set noet ts=4 sts=4 sw=4: