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// Copyright (C) 2019 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "treeitemdelegate.h"
#include "treeitem.h"
#include "treemodel.h"
#include <QApplication>
#include <QEvent>
#include <QMouseEvent>
#include <QPainter>
namespace QmlDesigner {
TreeItemDelegate::TreeItemDelegate(const CurveEditorStyle &style, QObject *parent)
: QStyledItemDelegate(parent)
, m_style(style)
{}
QSize TreeItemDelegate::sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const
{
return QStyledItemDelegate::sizeHint(option, index);
}
QRect makeSquare(const QRect &rect)
{
int size = rect.width() > rect.height() ? rect.height() : rect.width();
QRect r(QPoint(0, 0), QSize(size, size));
r.moveCenter(rect.center());
return r;
}
void TreeItemDelegate::paint(QPainter *painter,
const QStyleOptionViewItem &option,
const QModelIndex &index) const
{
QStyleOptionViewItem opt = option;
initStyleOption(&opt, index);
QColor high = Theme::getColor(Theme::Color::QmlDesigner_HighlightColor);
opt.palette.setColor(QPalette::Active, QPalette::Highlight, high);
opt.palette.setColor(QPalette::Inactive, QPalette::Highlight, high);
QStyle *style = opt.widget ? opt.widget->style() : QApplication::style();
style->drawPrimitive(QStyle::PE_PanelItemViewItem, &opt, painter, opt.widget);
auto *treeItem = static_cast<TreeItem *>(index.internalPointer());
bool textColumn = TreeModel::isTextColumn(index);
bool lockedColumn = TreeModel::isLockedColumn(index);
bool pinnedColumn = TreeModel::isPinnedColumn(index);
QPixmap pixmap;
QRect iconRect = makeSquare(option.rect);
if (lockedColumn) {
if (treeItem->locked()) {
pixmap = m_style.treeItemStyle.lockedIcon.pixmap(iconRect.size());
} else if (treeItem->asNodeItem() != nullptr && treeItem->implicitlyLocked()) {
pixmap = m_style.treeItemStyle.implicitlyLockedIcon.pixmap(iconRect.size());
} else if (option.state.testFlag(QStyle::State_MouseOver)) {
if (treeItem->implicitlyLocked()) {
pixmap = m_style.treeItemStyle.implicitlyLockedIcon.pixmap(iconRect.size());
} else {
pixmap = m_style.treeItemStyle.unlockedIcon.pixmap(iconRect.size());
}
}
} else if (pinnedColumn) {
if (treeItem->pinned()) {
pixmap = m_style.treeItemStyle.pinnedIcon.pixmap(iconRect.size());
} else if (treeItem->asNodeItem() != nullptr && treeItem->implicitlyPinned()) {
pixmap = m_style.treeItemStyle.implicitlyPinnedIcon.pixmap(iconRect.size());
} else if (option.state.testFlag(QStyle::State_MouseOver)) {
if (treeItem->implicitlyPinned()) {
pixmap = m_style.treeItemStyle.implicitlyPinnedIcon.pixmap(iconRect.size());
} else {
pixmap = m_style.treeItemStyle.unpinnedIcon.pixmap(iconRect.size());
}
}
} else {
if (textColumn && (treeItem->locked() || treeItem->implicitlyLocked())) {
QColor col = opt.palette.color(QPalette::Disabled, QPalette::Text).darker();
opt.palette.setColor(QPalette::Active, QPalette::Text, col);
opt.palette.setColor(QPalette::Inactive, QPalette::Text, col);
}
QStyledItemDelegate::paint(painter, opt, index);
}
if (!pixmap.isNull())
painter->drawPixmap(iconRect, pixmap);
}
void TreeItemDelegate::setStyle(const CurveEditorStyle &style)
{
m_style = style;
}
bool TreeItemDelegate::editorEvent(QEvent *event,
QAbstractItemModel *model,
const QStyleOptionViewItem &option,
const QModelIndex &index)
{
if (event->type() == QEvent::MouseMove)
m_mousePos = static_cast<QMouseEvent *>(event)->pos();
return QStyledItemDelegate::editorEvent(event, model, option, index);
}
} // End namespace QmlDesigner.
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