src/kbookmarkmodel/view.cpp

0001 /* This file is part of the KDE project
0002    Copyright (C) 2000 David Faure <faure@kde.org>
0003    Copyright (C) 2002-2003 Alexander Kellett <lypanov@kde.org>
0004    Copyright (C) 2005 Daniel Teske <teske@squorn.de>
0005
0006    This program is free software; you can redistribute it and/or
0007    modify it under the terms of the GNU General Public License as
0008    published by the Free Software Foundation; either version 2 of
0009    the License, or (at your option) version 3.
0010
0011    This program is distributed in the hope that it will be useful,
0012    but WITHOUT ANY WARRANTY; without even the implied warranty of
0013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0014    GNU General Public License for more details.
0015
0016    You should have received a copy of the GNU General Public License
0017    along with this program.  If not, see <http://www.gnu.org/licenses/>
0018 */
0019
0020 #include "view.h"
0021
0022 #include <KBookmark>
0023
0024 KBookmarkView::KBookmarkView(QWidget *parent)
0025     : QTreeView(parent)
0026     , m_loadingState(false)
0027 {
0028     setAcceptDrops(true);
0029     setDefaultDropAction(Qt::MoveAction);
0030     connect(this, &QTreeView::expanded, this, &KBookmarkView::slotExpanded);
0031     connect(this, &QTreeView::collapsed, this, &KBookmarkView::slotCollapsed);
0032 }
0033
0034 KBookmarkView::~KBookmarkView()
0035 {
0036 }
0037
0038 void KBookmarkView::loadFoldedState()
0039 {
0040     m_loadingState = true;
0041     loadFoldedState(QModelIndex());
0042     m_loadingState = false;
0043 }
0044
0045 void KBookmarkView::loadFoldedState(const QModelIndex &parentIndex)
0046 {
0047     const int count = model()->rowCount(parentIndex);
0048     for (int row = 0; row < count; ++row) {
0049         const QModelIndex index = model()->index(row, 0, parentIndex);
0050         const KBookmark bk = bookmarkForIndex(index);
0051         if (bk.isNull()) {
0052             expand(index);
0053         } else if (bk.isGroup()) {
0054             setExpanded(index, bk.toGroup().isOpen());
0055             loadFoldedState(index);
0056         }
0057     }
0058 }
0059
0060 void KBookmarkView::slotExpanded(const QModelIndex &index)
0061 {
0062     if (!m_loadingState) {
0063         KBookmark bk = bookmarkForIndex(index);
0064         bk.internalElement().setAttribute(QStringLiteral("folded"), QStringLiteral("no"));
0065     }
0066 }
0067
0068 void KBookmarkView::slotCollapsed(const QModelIndex &index)
0069 {
0070     if (!m_loadingState) {
0071         KBookmark bk = bookmarkForIndex(index);
0072         bk.internalElement().setAttribute(QStringLiteral("folded"), QStringLiteral("yes"));
0073     }
0074 }
0075
0076 #include "moc_view.cpp"