C++ (Cpp) commentsChanged示例

示例#1

文件： testitem.cpp 项目： Roadmaster/checkbox

void TestItem::setComments(const QString &comments){
    if (m_comments.compare(comments) != 0 ) {
        m_comments = comments;
        emit commentsChanged();
        emit dataChanged();
    }
}

示例#2

文件： CommentsWidget.cpp 项目： joydit/cutter

CommentsWidget::CommentsWidget(MainWindow *main, QAction *action) :
    CutterDockWidget(main, action),
    ui(new Ui::CommentsWidget),
    main(main)
{
    ui->setupUi(this);

    commentsModel = new CommentsModel(&comments, &nestedComments, this);
    commentsProxyModel = new CommentsProxyModel(commentsModel, this);
    ui->commentsTreeView->setModel(commentsProxyModel);
    ui->commentsTreeView->sortByColumn(CommentsModel::CommentColumn, Qt::AscendingOrder);

    // Ctrl-F to show/hide the filter entry
    QShortcut *searchShortcut = new QShortcut(QKeySequence::Find, this);
    connect(searchShortcut, &QShortcut::activated, ui->quickFilterView, &QuickFilterView::showFilter);
    searchShortcut->setContext(Qt::WidgetWithChildrenShortcut);

    // Esc to clear the filter entry
    QShortcut *clearShortcut = new QShortcut(QKeySequence(Qt::Key_Escape), this);
    connect(clearShortcut, &QShortcut::activated, ui->quickFilterView, &QuickFilterView::clearFilter);
    clearShortcut->setContext(Qt::WidgetWithChildrenShortcut);

    connect(ui->quickFilterView, SIGNAL(filterTextChanged(const QString &)),
            commentsProxyModel, SLOT(setFilterWildcard(const QString &)));
    connect(ui->quickFilterView, SIGNAL(filterClosed()), ui->commentsTreeView, SLOT(setFocus()));

    setScrollMode();

    ui->actionHorizontal->setChecked(true);
    this->setContextMenuPolicy(Qt::CustomContextMenu);
    connect(this, SIGNAL(customContextMenuRequested(const QPoint &)),
            this, SLOT(showTitleContextMenu(const QPoint &)));

    connect(Core(), SIGNAL(commentsChanged()), this, SLOT(refreshTree()));
    connect(Core(), SIGNAL(refreshAll()), this, SLOT(refreshTree()));
}