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/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include "core_global.h"
#include "iwelcomepage.h"
#include <utils/optional.h>
#include <QElapsedTimer>
#include <QPointer>
#include <QSortFilterProxyModel>
#include <QStyledItemDelegate>
#include <QListView>
namespace Utils { class FancyLineEdit; }
namespace Core {
namespace WelcomePageHelpers {
constexpr int HSpacing = 20;
constexpr int ItemGap = 4;
CORE_EXPORT QFont brandFont();
CORE_EXPORT QWidget *panelBar(QWidget *parent = nullptr);
} // namespace WelcomePageHelpers
class CORE_EXPORT SearchBox : public WelcomePageFrame
{
public:
explicit SearchBox(QWidget *parent);
Utils::FancyLineEdit *m_lineEdit = nullptr;
};
class CORE_EXPORT GridView : public QListView
{
public:
explicit GridView(QWidget *parent);
protected:
void leaveEvent(QEvent *) final;
};
using OptModelIndex = Utils::optional<QModelIndex>;
class CORE_EXPORT ListItem
{
public:
virtual ~ListItem() {}
QString name;
QString description;
QString imageUrl;
QStringList tags;
};
class CORE_EXPORT ListModel : public QAbstractListModel
{
public:
enum ListDataRole {
ItemRole = Qt::UserRole,
ItemImageRole,
ItemTagsRole
};
explicit ListModel(QObject *parent);
~ListModel() override;
int rowCount(const QModelIndex &parent = QModelIndex()) const final;
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
virtual QPixmap fetchPixmapAndUpdatePixmapCache(const QString &url) const = 0;
static const QSize defaultImageSize;
protected:
QList<ListItem *> m_items;
};
class CORE_EXPORT ListModelFilter : public QSortFilterProxyModel
{
public:
ListModelFilter(ListModel *sourceModel, QObject *parent);
void setSearchString(const QString &arg);
protected:
virtual bool leaveFilterAcceptsRowBeforeFiltering(const ListItem *item,
bool *earlyExitResult) const;
private:
bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const final;
void timerEvent(QTimerEvent *event) final;
void delayedUpdateFilter();
QString m_searchString;
QStringList m_filterTags;
QStringList m_filterStrings;
int m_timerId = 0;
};
class CORE_EXPORT ListItemDelegate : public QStyledItemDelegate
{
Q_OBJECT
public:
ListItemDelegate();
void paint(QPainter *painter, const QStyleOptionViewItem &option,
const QModelIndex &index) const override;
static constexpr int GridItemGap = 3 * WelcomePageHelpers::ItemGap;
static constexpr int GridItemWidth = 240 + GridItemGap;
static constexpr int GridItemHeight = GridItemWidth;
static constexpr int TagsSeparatorY = GridItemHeight - GridItemGap - 52;
signals:
void tagClicked(const QString &tag);
protected:
bool editorEvent(QEvent *event, QAbstractItemModel *model, const QStyleOptionViewItem &option,
const QModelIndex &index) override;
QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const override;
virtual void drawPixmapOverlay(const ListItem *item, QPainter *painter,
const QStyleOptionViewItem &option,
const QRect ¤tPixmapRect) const;
virtual void clickAction(const ListItem *item) const;
void goon();
const QColor backgroundPrimaryColor;
const QColor backgroundSecondaryColor;
const QColor foregroundPrimaryColor;
const QColor hoverColor;
const QColor textColor;
private:
mutable QPersistentModelIndex m_previousIndex;
mutable QElapsedTimer m_startTime;
mutable QPointer<QAbstractItemView> m_currentWidget;
mutable QVector<QPair<QString, QRect>> m_currentTagRects;
mutable QPixmap m_blurredThumbnail;
};
} // namespace Core
Q_DECLARE_METATYPE(Core::ListItem *)
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