blob: 1345e0321f4f49dd7a5387d383dc28467df9c42c (
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
|
/***************************************************************************
* Copyright (C) 2011 by Peter Penz <[email protected]> *
* *
* 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, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
***************************************************************************/
#ifndef KITEMLISTSIZEHINTRESOLVER_H
#define KITEMLISTSIZEHINTRESOLVER_H
#include <libdolphin_export.h>
#include <QByteArray>
#include <QList>
#include <QSizeF>
class KItemListView;
/**
* @brief Calculates and caches the sizehints of items in KItemListView.
*/
class LIBDOLPHINPRIVATE_EXPORT KItemListSizeHintResolver
{
public:
KItemListSizeHintResolver(const KItemListView* itemListView);
virtual ~KItemListSizeHintResolver();
QSizeF sizeHint(int index) const;
void itemsInserted(int index, int count);
void itemsRemoved(int index, int count);
void itemsMoved(int index, int count);
void itemsChanged(int index, int count, const QSet<QByteArray>& roles);
void clearCache();
private:
const KItemListView* m_itemListView;
mutable QList<QSizeF> m_sizeHintCache;
};
#endif
|
