88 lines
4.0 KiB
C++
88 lines
4.0 KiB
C++
// SPDX-License-Identifier: LGPL-2.1-or-later
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/****************************************************************************
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* *
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* Copyright (c) 2024 The FreeCAD Project Association AISBL *
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* *
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* This file is part of FreeCAD. *
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* *
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* FreeCAD is free software: you can redistribute it and/or modify it *
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* under the terms of the GNU Lesser General Public License as *
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* published by the Free Software Foundation, either version 2.1 of the *
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* License, or (at your option) any later version. *
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* *
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* FreeCAD is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with FreeCAD. If not, see *
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* <https://www.gnu.org/licenses/>. *
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* *
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***************************************************************************/
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#include "PreCompiled.h"
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#include "FileCardView.h"
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#include <App/Application.h>
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#include "../App/DisplayedFilesModel.h"
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namespace StartGui
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{
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FileCardView::FileCardView(QWidget* parent)
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: QListView(parent)
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{
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QSizePolicy sizePolicy(QSizePolicy::Policy::MinimumExpanding,
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QSizePolicy::Policy::MinimumExpanding);
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sizePolicy.setHeightForWidth(true);
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setSizePolicy(sizePolicy);
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setHorizontalScrollBarPolicy(Qt::ScrollBarPolicy::ScrollBarAlwaysOff);
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setVerticalScrollBarPolicy(Qt::ScrollBarPolicy::ScrollBarAlwaysOff);
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setViewMode(QListView::ViewMode::IconMode);
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setFlow(QListView::Flow::LeftToRight);
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setResizeMode(QListView::ResizeMode::Adjust);
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setUniformItemSizes(true);
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}
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int FileCardView::heightForWidth(int width) const
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{
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auto model = this->model();
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auto delegate = this->itemDelegate();
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if (!model || !delegate) {
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return 0;
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}
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int numCards = model->rowCount();
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auto cardSize = delegate->sizeHint(QStyleOptionViewItem(), model->index(0, 0));
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int cardsPerRow = static_cast<int>(width / cardSize.width());
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int numRows =
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static_cast<int>(ceil(static_cast<double>(numCards) / static_cast<double>(cardsPerRow)));
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int neededHeight = numRows * cardSize.height();
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auto hGrp = App::GetApplication().GetParameterGroupByPath(
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"User parameter:BaseApp/Preferences/Mod/Start");
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int cardSpacing = static_cast<int>(hGrp->GetInt("FileCardSpacing", 20)); // NOLINT
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return neededHeight + cardSpacing * (numRows - 1) + 2 * cardSpacing;
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}
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QSize FileCardView::sizeHint() const
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{
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auto hGrp = App::GetApplication().GetParameterGroupByPath(
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"User parameter:BaseApp/Preferences/Mod/Start");
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int cardSpacing = static_cast<int>(hGrp->GetInt("FileCardSpacing", 20)); // NOLINT
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auto model = this->model();
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auto delegate = this->itemDelegate();
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if (!model || !delegate) {
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// The model and/or delegate have not been set yet, this was an early startup call
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return {cardSpacing, cardSpacing};
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}
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int numCards = model->rowCount();
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auto cardSize = delegate->sizeHint(QStyleOptionViewItem(), model->index(0, 0));
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return {(cardSize.width() + cardSpacing) * numCards + cardSpacing,
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cardSize.height() + 2 * cardSpacing};
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}
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} // namespace StartGui
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