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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "cppparsecontext.h"
#include "cppeditortr.h"
#include "cppeditorwidget.h"
#include <QAction>
#include <QDir>
#include <QDebug>
#include <utils/algorithm.h>
#include <utils/qtcassert.h>
namespace CppEditor {
namespace Internal {
void ParseContextModel::update(const ProjectPartInfo &projectPartInfo)
{
beginResetModel();
reset(projectPartInfo);
endResetModel();
emit updated(areMultipleAvailable());
}
QString ParseContextModel::currentToolTip() const
{
const QModelIndex index = createIndex(m_currentIndex, 0);
if (!index.isValid())
return QString();
return Tr::tr("<p><b>Active Parse Context</b>:<br/>%1</p>"
"<p>Multiple parse contexts (set of defines, include paths, and so on) "
"are available for this file.</p>"
"<p>Choose a parse context to set it as the preferred one. "
"Clear the preference from the context menu.</p>")
.arg(data(index, Qt::ToolTipRole).toString());
}
void ParseContextModel::setPreferred(int index)
{
if (index < 0)
return;
emit preferredParseContextChanged(m_projectParts[index]->id());
}
void ParseContextModel::clearPreferred()
{
emit preferredParseContextChanged(QString());
}
bool ParseContextModel::areMultipleAvailable() const
{
return m_projectParts.size() >= 2;
}
void ParseContextModel::reset(const ProjectPartInfo &projectPartInfo)
{
// Sort
m_hints = projectPartInfo.hints;
m_projectParts = Utils::sorted(projectPartInfo.projectParts, &ProjectPart::displayName);
// Determine index for current
const QString id = projectPartInfo.projectPart->id();
m_currentIndex = Utils::indexOf(m_projectParts, [id](const ProjectPart::ConstPtr &pp) {
return pp->id() == id;
});
QTC_CHECK(m_currentIndex >= 0);
}
int ParseContextModel::currentIndex() const
{
return m_currentIndex;
}
bool ParseContextModel::isCurrentPreferred() const
{
return m_hints & ProjectPartInfo::IsPreferredMatch;
}
QString ParseContextModel::currentId() const
{
if (m_currentIndex < 0)
return QString();
return m_projectParts[m_currentIndex]->id();
}
int ParseContextModel::rowCount(const QModelIndex &parent) const
{
if (parent.isValid())
return 0;
return m_projectParts.size();
}
QVariant ParseContextModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid() || index.row() < 0 || index.row() >= m_projectParts.size())
return QVariant();
const int row = index.row();
if (role == Qt::DisplayRole)
return m_projectParts[row]->displayName;
else if (role == Qt::ToolTipRole)
return QDir::toNativeSeparators(m_projectParts[row]->projectFile);
return QVariant();
}
ParseContextWidget::ParseContextWidget(ParseContextModel &parseContextModel, QWidget *parent)
: QComboBox(parent)
, m_parseContextModel(parseContextModel)
{
setSizeAdjustPolicy(QComboBox::AdjustToContents);
QSizePolicy policy = sizePolicy();
policy.setHorizontalStretch(1);
policy.setHorizontalPolicy(QSizePolicy::Maximum);
setSizePolicy(policy);
// Set up context menu with a clear action
setContextMenuPolicy(Qt::ActionsContextMenu);
m_clearPreferredAction = new QAction(Tr::tr("Clear Preferred Parse Context"), this);
connect(m_clearPreferredAction, &QAction::triggered, this, [this] {
m_parseContextModel.clearPreferred();
});
addAction(m_clearPreferredAction);
// Set up sync of this widget and model in both directions
connect(this, &QComboBox::activated, &m_parseContextModel, &ParseContextModel::setPreferred);
connect(&m_parseContextModel, &ParseContextModel::updated,
this, &ParseContextWidget::syncToModel);
// Set up model
setModel(&m_parseContextModel);
}
void ParseContextWidget::syncToModel()
{
const int index = m_parseContextModel.currentIndex();
if (index < 0)
return; // E.g. editor was duplicated but no project context was determined yet.
if (currentIndex() != index)
setCurrentIndex(index);
setToolTip(m_parseContextModel.currentToolTip());
const bool isPreferred = m_parseContextModel.isCurrentPreferred();
m_clearPreferredAction->setEnabled(isPreferred);
CppEditorWidget::updateWidgetHighlighting(this, isPreferred);
}
QSize ParseContextWidget::minimumSizeHint() const
{
// QComboBox always returns the same from sizeHint() and minimumSizeHint().
// We want sizeHint() to be the preferred and maximum size
// (horizontalPolicy == Maximum), but want it to be shrinkable, which is not the case
// if the minimumSizeHint() is the same as sizeHint()
QSize size = QComboBox::minimumSizeHint();
size.setWidth(120);
return size;
}
} // namespace Internal
} // namespace CppEditor
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