/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include #include QtExpander::QtExpander(QWidget* pParent) : QWidget(pParent) , m_pContentWidget(nullptr) , m_bExpanded(false) { m_pLayout = new QGridLayout; setLayout(m_pLayout); m_pButton = new QPushButton; m_pButton->setFlat(true); m_pButton->setSizePolicy(QSizePolicy::Policy::Maximum, QSizePolicy::Policy::Maximum); m_pLayout->addWidget(m_pButton, 0, 0); m_pLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::Policy::MinimumExpanding, QSizePolicy::Policy::MinimumExpanding), 0, 1); update(); connect(m_pButton, &QAbstractButton::clicked, this, &QtExpander::handleButtonClick); } void QtExpander::setContentWidget(QWidget* pWidget) { assert(pWidget); m_pContentWidget = pWidget; m_pLayout->addWidget(m_pContentWidget, 1, 0, 1, 2); update(); } void QtExpander::setText(const QString& rText) { m_pButton->setText(rText); } QString QtExpander::text() const { return m_pButton->text(); } void QtExpander::setExpanded(bool bExpand) { if (m_bExpanded == bExpand) return; m_bExpanded = bExpand; update(); emit expandedChanged(isExpanded()); } bool QtExpander::isExpanded() const { return m_bExpanded; } void QtExpander::update() { const QString sIcon = m_bExpanded ? "go-down" : "go-next"; m_pButton->setIcon(QIcon::fromTheme(sIcon)); if (m_pContentWidget) m_pContentWidget->setVisible(m_bExpanded); } void QtExpander::handleButtonClick() { // toggle setExpanded(!isExpanded()); } /* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */ labora/cd-5.3-3.1'>distro/collabora/cd-5.3-3.1 LibreOffice 核心代码仓库文档基金会

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