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// Copyright (C) 2019 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "treeview.h"
#include "curveeditormodel.h"
#include "curveitem.h"
#include "selectionmodel.h"
#include "treeitem.h"
#include "treeitemdelegate.h"
#include "treemodel.h"
#include <QHeaderView>
#include <QMouseEvent>
namespace QmlDesigner {
TreeView::TreeView(CurveEditorModel *model, QWidget *parent)
: QTreeView(parent)
{
model->setTreeView(this);
setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
setUniformRowHeights(true);
setRootIsDecorated(false);
setMouseTracking(true);
setHeaderHidden(true);
setModel(model);
auto expandItems = [this]() { expandAll(); };
connect(model, &QAbstractItemModel::modelReset, expandItems);
setItemDelegate(new TreeItemDelegate(model->style(), this));
setSelectionModel(new SelectionModel(model));
setSelectionBehavior(QAbstractItemView::SelectRows);
setSelectionMode(QAbstractItemView::ExtendedSelection);
setStyle(model->style());
header()->setMinimumSectionSize(20);
header()->setSectionResizeMode(0, QHeaderView::Stretch);
header()->setSectionResizeMode(1, QHeaderView::Fixed);
header()->setSectionResizeMode(2, QHeaderView::Fixed);
header()->setStretchLastSection(false);
header()->resizeSection(1, 20);
header()->resizeSection(2, 20);
}
SelectionModel *TreeView::selectionModel() const
{
return qobject_cast<SelectionModel *>(QTreeView::selectionModel());
}
void TreeView::setStyle(const CurveEditorStyle &style)
{
QPalette pal = palette();
pal.setBrush(QPalette::Base, style.backgroundBrush);
pal.setBrush(QPalette::Button, style.backgroundAlternateBrush);
pal.setBrush(QPalette::Text, style.fontColor);
// Tmp to see what happens on windows/macOS.
pal.setBrush(backgroundRole(), Qt::white);
pal.setBrush(foregroundRole(), Qt::white);
setPalette(pal);
if (auto *delegate = qobject_cast<TreeItemDelegate *>(itemDelegate()))
delegate->setStyle(style);
}
void TreeView::changeCurve(unsigned int id, const AnimationCurve &curve)
{
if (auto *curveModel = qobject_cast<CurveEditorModel *>(model()))
curveModel->setCurve(id, curve);
}
QSize TreeView::sizeHint() const
{
return QSize(170, 300);
}
void TreeView::mousePressEvent(QMouseEvent *event)
{
QModelIndex index = indexAt(event->pos());
if (index.isValid()) {
auto *treeItem = static_cast<TreeItem *>(index.internalPointer());
if (TreeModel::isLockedColumn(index))
emit treeItemLocked(treeItem, !treeItem->locked());
else if (TreeModel::isPinnedColumn(index))
emit treeItemPinned(treeItem, !treeItem->pinned());
}
QTreeView::mousePressEvent(event);
}
} // End namespace QmlDesigner.
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