From 253067c782955380bbf66ac0475dc954375b1ff4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20Mr=C3=A1zek?= <peterix@gmail.com>
Date: Sat, 17 Aug 2013 13:40:51 +0200
Subject: Move all the things (YES. Move them.)

Also, implemented some basic modlist logic, to be wired up.
---
 .../src/categorizedsortfilterproxymodel.cpp        | 168 +++++++++++++++++++++
 1 file changed, 168 insertions(+)
 create mode 100644 depends/groupview/src/categorizedsortfilterproxymodel.cpp

(limited to 'depends/groupview/src/categorizedsortfilterproxymodel.cpp')

diff --git a/depends/groupview/src/categorizedsortfilterproxymodel.cpp b/depends/groupview/src/categorizedsortfilterproxymodel.cpp
new file mode 100644
index 00000000..09da9dd3
--- /dev/null
+++ b/depends/groupview/src/categorizedsortfilterproxymodel.cpp
@@ -0,0 +1,168 @@
+/**
+  * This file is part of the KDE project
+  * Copyright (C) 2007 Rafael Fernández López <ereslibre@kde.org>
+  * Copyright (C) 2007 John Tapsell <tapsell@kde.org>
+  *
+  * This library is free software; you can redistribute it and/or
+  * modify it under the terms of the GNU Library General Public
+  * License as published by the Free Software Foundation; either
+  * version 2 of the License, or (at your option) any later version.
+  *
+  * This library is distributed in the hope that it will be useful,
+  * but WITHOUT ANY WARRANTY; without even the implied warranty of
+  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  * Library General Public License for more details.
+  *
+  * You should have received a copy of the GNU Library General Public License
+  * along with this library; see the file COPYING.LIB.  If not, write to
+  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+  * Boston, MA 02110-1301, USA.
+  */
+
+#include "categorizedsortfilterproxymodel.h"
+#include "categorizedsortfilterproxymodel_p.h"
+
+#include <limits.h>
+
+#include <QItemSelection>
+#include <QStringList>
+#include <QSize>
+
+KCategorizedSortFilterProxyModel::KCategorizedSortFilterProxyModel ( QObject *parent )
+	: QSortFilterProxyModel ( parent )
+	, d ( new Private() )
+{
+}
+
+KCategorizedSortFilterProxyModel::~KCategorizedSortFilterProxyModel()
+{
+	delete d;
+}
+
+void KCategorizedSortFilterProxyModel::sort ( int column, Qt::SortOrder order )
+{
+	d->sortColumn = column;
+	d->sortOrder = order;
+
+	QSortFilterProxyModel::sort ( column, order );
+}
+
+bool KCategorizedSortFilterProxyModel::isCategorizedModel() const
+{
+	return d->categorizedModel;
+}
+
+void KCategorizedSortFilterProxyModel::setCategorizedModel ( bool categorizedModel )
+{
+	if ( categorizedModel == d->categorizedModel )
+	{
+		return;
+	}
+
+	d->categorizedModel = categorizedModel;
+
+	invalidate();
+}
+
+int KCategorizedSortFilterProxyModel::sortColumn() const
+{
+	return d->sortColumn;
+}
+
+Qt::SortOrder KCategorizedSortFilterProxyModel::sortOrder() const
+{
+	return d->sortOrder;
+}
+
+void KCategorizedSortFilterProxyModel::setSortCategoriesByNaturalComparison ( bool sortCategoriesByNaturalComparison )
+{
+	if ( sortCategoriesByNaturalComparison == d->sortCategoriesByNaturalComparison )
+	{
+		return;
+	}
+
+	d->sortCategoriesByNaturalComparison = sortCategoriesByNaturalComparison;
+
+	invalidate();
+}
+
+bool KCategorizedSortFilterProxyModel::sortCategoriesByNaturalComparison() const
+{
+	return d->sortCategoriesByNaturalComparison;
+}
+
+bool KCategorizedSortFilterProxyModel::lessThan ( const QModelIndex &left, const QModelIndex &right ) const
+{
+	if ( d->categorizedModel )
+	{
+		int compare = compareCategories ( left, right );
+
+		if ( compare > 0 ) // left is greater than right
+		{
+			return false;
+		}
+		else if ( compare < 0 ) // left is less than right
+		{
+			return true;
+		}
+	}
+
+	return subSortLessThan ( left, right );
+}
+
+bool KCategorizedSortFilterProxyModel::subSortLessThan ( const QModelIndex &left, const QModelIndex &right ) const
+{
+	return QSortFilterProxyModel::lessThan ( left, right );
+}
+
+int KCategorizedSortFilterProxyModel::compareCategories ( const QModelIndex &left, const QModelIndex &right ) const
+{
+	QVariant l = ( left.model() ? left.model()->data ( left, CategorySortRole ) : QVariant() );
+	QVariant r = ( right.model() ? right.model()->data ( right, CategorySortRole ) : QVariant() );
+
+	Q_ASSERT ( l.isValid() );
+	Q_ASSERT ( r.isValid() );
+	Q_ASSERT ( l.type() == r.type() );
+
+	if ( l.type() == QVariant::String )
+	{
+		QString lstr = l.toString();
+		QString rstr = r.toString();
+
+		/*
+		if ( d->sortCategoriesByNaturalComparison )
+		{
+			return KStringHandler::naturalCompare ( lstr, rstr );
+		}
+		else
+		{
+			*/
+			if ( lstr < rstr )
+			{
+				return -1;
+			}
+
+			if ( lstr > rstr )
+			{
+				return 1;
+			}
+
+			return 0;
+		//}
+	}
+
+	qlonglong lint = l.toLongLong();
+	qlonglong rint = r.toLongLong();
+
+	if ( lint < rint )
+	{
+		return -1;
+	}
+
+	if ( lint > rint )
+	{
+		return 1;
+	}
+
+	return 0;
+}
-- 
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