44 lines
1.4 KiB
C++
44 lines
1.4 KiB
C++
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// Squawk messenger.
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// Copyright (C) 2019 Yury Gubich <blue@macaw.me>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "expandinglist.h"
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QSize ExpandingList::viewportSizeHint() const {
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if (QAbstractItemView::sizeAdjustPolicy() != QAbstractScrollArea::AdjustToContents)
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return QListView::viewportSizeHint();
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if (model() == nullptr)
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return QSize(0, 0);
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if (model()->rowCount() == 0)
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return QSize(0, 0);
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#if (QT_VERSION < QT_VERSION_CHECK(6, 2, 0))
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const int rowCount = model()->rowCount();
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int height = 0;
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for (int i = 0; i < rowCount; i++) {
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height += QListView::sizeHintForRow(i);
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}
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return QSize(QListView::viewportSizeHint().width(), height);
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#else
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return QListView::viewportSizeHint();
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#endif
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}
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QSize ExpandingList::minimumSizeHint() const {
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return viewportSizeHint();
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}
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