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#include <Variable/VariableController.h>
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#include <Variable/VariableInspectorWidget.h>
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#include <Variable/VariableMenuHeaderWidget.h>
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#include <Variable/VariableModel.h>
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#include <ui_VariableInspectorWidget.h>
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#include <QMouseEvent>
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#include <QSortFilterProxyModel>
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#include <QStyledItemDelegate>
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#include <QWidgetAction>
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#include <SqpApplication.h>
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Q_LOGGING_CATEGORY(LOG_VariableInspectorWidget, "VariableInspectorWidget")
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class QProgressBarItemDelegate : public QStyledItemDelegate {
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public:
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QProgressBarItemDelegate(QObject *parent) : QStyledItemDelegate{parent} {}
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void paint(QPainter *painter, const QStyleOptionViewItem &option,
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const QModelIndex &index) const
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{
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auto data = index.data(Qt::DisplayRole);
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auto progressData = index.data(VariableRoles::ProgressRole);
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if (data.isValid() && progressData.isValid()) {
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auto name = data.value<QString>();
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auto progress = progressData.value<double>();
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if (progress > 0) {
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auto cancelButtonWidth = 20;
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auto progressBarOption = QStyleOptionProgressBar{};
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auto progressRect = option.rect;
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progressRect.setWidth(progressRect.width() - cancelButtonWidth);
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progressBarOption.rect = progressRect;
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progressBarOption.minimum = 0;
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progressBarOption.maximum = 100;
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progressBarOption.progress = progress;
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progressBarOption.text
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= QString("%1 %2").arg(name).arg(QString::number(progress, 'f', 2) + "%");
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progressBarOption.textVisible = true;
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progressBarOption.textAlignment = Qt::AlignCenter;
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QApplication::style()->drawControl(QStyle::CE_ProgressBar, &progressBarOption,
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painter);
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// Cancel button
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auto buttonRect = QRect(progressRect.right(), option.rect.top(), cancelButtonWidth,
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option.rect.height());
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auto buttonOption = QStyleOptionButton{};
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buttonOption.rect = buttonRect;
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buttonOption.text = "X";
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QApplication::style()->drawControl(QStyle::CE_PushButton, &buttonOption, painter);
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}
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else {
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QStyledItemDelegate::paint(painter, option, index);
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}
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}
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else {
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QStyledItemDelegate::paint(painter, option, index);
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}
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}
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bool editorEvent(QEvent *event, QAbstractItemModel *model, const QStyleOptionViewItem &option,
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const QModelIndex &index)
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{
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if (event->type() == QEvent::MouseButtonRelease) {
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auto data = index.data(Qt::DisplayRole);
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auto progressData = index.data(VariableRoles::ProgressRole);
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if (data.isValid() && progressData.isValid()) {
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auto cancelButtonWidth = 20;
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auto progressRect = option.rect;
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progressRect.setWidth(progressRect.width() - cancelButtonWidth);
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// Cancel button
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auto buttonRect = QRect(progressRect.right(), option.rect.top(), cancelButtonWidth,
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option.rect.height());
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auto e = (QMouseEvent *)event;
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auto clickX = e->x();
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auto clickY = e->y();
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auto x = buttonRect.left(); // the X coordinate
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auto y = buttonRect.top(); // the Y coordinate
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auto w = buttonRect.width(); // button width
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auto h = buttonRect.height(); // button height
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if (clickX > x && clickX < x + w) {
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if (clickY > y && clickY < y + h) {
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auto variableModel = sqpApp->variableController().variableModel();
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variableModel->abortProgress(index);
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}
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}
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else {
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QStyledItemDelegate::editorEvent(event, model, option, index);
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}
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}
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else {
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QStyledItemDelegate::editorEvent(event, model, option, index);
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}
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}
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else {
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QStyledItemDelegate::editorEvent(event, model, option, index);
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}
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}
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};
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VariableInspectorWidget::VariableInspectorWidget(QWidget *parent)
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: QWidget{parent},
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ui{new Ui::VariableInspectorWidget},
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m_ProgressBarItemDelegate{new QProgressBarItemDelegate{this}}
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{
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ui->setupUi(this);
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// Sets model for table
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// auto sortFilterModel = new QSortFilterProxyModel{this};
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// sortFilterModel->setSourceModel(sqpApp->variableController().variableModel());
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auto variableModel = sqpApp->variableController().variableModel();
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ui->tableView->setModel(variableModel);
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// Adds extra signal/slot between view and model, so the view can be updated instantly when
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// there is a change of data in the model
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connect(variableModel, SIGNAL(dataChanged(const QModelIndex &, const QModelIndex &)), this,
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SLOT(refresh()));
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ui->tableView->setSelectionModel(sqpApp->variableController().variableSelectionModel());
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ui->tableView->setItemDelegateForColumn(0, m_ProgressBarItemDelegate);
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// Fixes column sizes
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auto model = ui->tableView->model();
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const auto count = model->columnCount();
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for (auto i = 0; i < count; ++i) {
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ui->tableView->setColumnWidth(
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i, model->headerData(i, Qt::Horizontal, Qt::SizeHintRole).toSize().width());
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}
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// Sets selection options
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ui->tableView->setSelectionBehavior(QTableView::SelectRows);
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ui->tableView->setSelectionMode(QTableView::ExtendedSelection);
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// Connection to show a menu when right clicking on the tree
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ui->tableView->setContextMenuPolicy(Qt::CustomContextMenu);
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connect(ui->tableView, &QTableView::customContextMenuRequested, this,
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&VariableInspectorWidget::onTableMenuRequested);
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}
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VariableInspectorWidget::~VariableInspectorWidget()
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{
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delete ui;
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}
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void VariableInspectorWidget::onTableMenuRequested(const QPoint &pos) noexcept
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{
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auto selectedRows = ui->tableView->selectionModel()->selectedRows();
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// Gets the model to retrieve the underlying selected variables
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auto model = sqpApp->variableController().variableModel();
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auto selectedVariables = QVector<std::shared_ptr<Variable> >{};
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for (const auto &selectedRow : qAsConst(selectedRows)) {
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if (auto selectedVariable = model->variable(selectedRow.row())) {
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selectedVariables.push_back(selectedVariable);
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}
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}
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QMenu tableMenu{};
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// Emits a signal so that potential receivers can populate the menu before displaying it
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emit tableMenuAboutToBeDisplayed(&tableMenu, selectedVariables);
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// Adds menu-specific actions
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if (!selectedVariables.isEmpty()) {
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tableMenu.addSeparator();
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// 'Rename' action (only if one variable selected)
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if (selectedVariables.size() == 1) {
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auto selectedVariable = selectedVariables.front();
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auto renameFun = [&selectedVariable, &model, this]() {
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};
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tableMenu.addAction(tr("Rename..."), renameFun);
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}
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// 'Delete' action
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auto deleteFun = [&selectedVariables]() {
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sqpApp->variableController().deleteVariables(selectedVariables);
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};
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tableMenu.addAction(QIcon{":/icones/delete.png"}, tr("Delete"), deleteFun);
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}
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if (!tableMenu.isEmpty()) {
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// Generates menu header (inserted before first action)
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auto firstAction = tableMenu.actions().first();
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auto headerAction = new QWidgetAction{&tableMenu};
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headerAction->setDefaultWidget(new VariableMenuHeaderWidget{selectedVariables, &tableMenu});
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tableMenu.insertAction(firstAction, headerAction);
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// Displays menu
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tableMenu.exec(QCursor::pos());
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}
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}
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void VariableInspectorWidget::refresh() noexcept
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{
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ui->tableView->viewport()->update();
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}
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