/usr/include/gammaray/core/objecttypefilterproxymodel.h is in gammaray-dev 2.7.0-1ubuntu8.
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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 | /*
objecttypefilterproxymodel.h
This file is part of GammaRay, the Qt application inspection and
manipulation tool.
Copyright (C) 2010-2017 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
Author: Volker Krause <volker.krause@kdab.com>
Licensees holding valid commercial KDAB GammaRay licenses may use this file in
accordance with GammaRay Commercial License Agreement provided with the Software.
Contact info@kdab.com if any conditions of this licensing are not clear to you.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
@file
This file is part of the GammaRay Plugin API and declares a template
for an ObjectTypeFilterProxyModel class.
@brief
Declares a template for an ObjectTypeFilterProxyModel class.
@author Volker Krause \<volker.krause@kdab.com\>
*/
#ifndef GAMMARAY_OBJECTTYPEFILTERPROXYMODEL_H
#define GAMMARAY_OBJECTTYPEFILTERPROXYMODEL_H
#include "gammaray_core_export.h"
#include "objectmodelbase.h"
#include <QSortFilterProxyModel>
namespace GammaRay {
/**
* @brief A QSortFilterProxyModel for generic Objects.
*/
class GAMMARAY_CORE_EXPORT ObjectFilterProxyModelBase : public QSortFilterProxyModel
{
Q_OBJECT
public:
/**
* Constructor.
* @param parent is the parent object for this instance.
*/
explicit ObjectFilterProxyModelBase(QObject *parent = nullptr);
QMap<int, QVariant> itemData(const QModelIndex& index) const override;
protected:
/**
* Determines if the item in the specified row can be included in the model.
* @param source_row is a non-zero integer representing the row of the item.
* @param source_parent is the parent QModelIndex for this model.
* @return true if the item in the row can be included in the model;
* otherwise returns false.
*/
bool filterAcceptsRow(int source_row, const QModelIndex &source_parent) const override;
/**
* Determines if the specified QObject can be included in the model.
* @param object is a pointer to the QObject to test.
* @return true if the QObject can be included in the model; false otherwise.
*/
virtual bool filterAcceptsObject(QObject *object) const = 0;
};
/**
* @brief A templated generic ObjectFilterProxyModelBase for some data type.
*/
template<typename T1, typename T2 = T1>
class ObjectTypeFilterProxyModel : public ObjectFilterProxyModelBase
{
public:
/**
* Constructor.
* @param parent is the parent object for this instance.
*/
explicit ObjectTypeFilterProxyModel(QObject *parent = nullptr)
: ObjectFilterProxyModelBase(parent)
{
}
protected:
bool filterAcceptsObject(QObject *object) const override
{
return qobject_cast<T1 *>(object) || qobject_cast<T2 *>(object);
}
};
}
#endif // GAMMARAY_OBJECTTYPEFILTERPROXYMODEL_H
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