mirror of
https://invent.kde.org/graphics/okular
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141 lines
4.1 KiB
C++
141 lines
4.1 KiB
C++
/*
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SPDX-FileCopyrightText: 2007 Pino Toscano <pino@kde.org>
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SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "presentationsearchbar.h"
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#include <qevent.h>
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#include <qlayout.h>
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#include <qpushbutton.h>
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#include <qstyle.h>
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#include <qstyleoption.h>
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#include <qstylepainter.h>
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#include <qtoolbutton.h>
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#include <KLocalizedString>
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#include <QIcon>
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#include "searchlineedit.h"
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#define SNAP_DELTA 15
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class HandleDrag : public QWidget
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{
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Q_OBJECT
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public:
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explicit HandleDrag(QWidget *parent = Q_NULLPTR)
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: QWidget(parent)
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{
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setCursor(Qt::SizeAllCursor);
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setFixedWidth(style()->pixelMetric(QStyle::PM_ToolBarHandleExtent));
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}
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void paintEvent(QPaintEvent *) override
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{
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QStyleOption opt;
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opt.initFrom(this);
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opt.state |= QStyle::State_Horizontal;
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QStylePainter p(this);
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p.drawPrimitive(QStyle::PE_IndicatorToolBarHandle, opt);
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}
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};
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PresentationSearchBar::PresentationSearchBar(Okular::Document *document, QWidget *anchor, QWidget *parent)
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: QWidget(parent)
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, m_anchor(anchor)
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, m_snapped(true)
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{
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setAutoFillBackground(true);
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QHBoxLayout *lay = new QHBoxLayout(this);
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lay->setContentsMargins(0, 0, 0, 0);
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m_handle = new HandleDrag(this);
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m_handle->installEventFilter(this);
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lay->addWidget(m_handle);
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QToolButton *closeBtn = new QToolButton(this);
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closeBtn->setIcon(QIcon::fromTheme(QStringLiteral("dialog-close")));
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closeBtn->setIconSize(QSize(24, 24));
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closeBtn->setToolTip(i18n("Close"));
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closeBtn->setAutoRaise(true);
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lay->addWidget(closeBtn);
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m_search = new SearchLineEdit(this, document);
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m_search->setClearButtonEnabled(true);
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m_search->setSearchCaseSensitivity(Qt::CaseInsensitive);
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m_search->setSearchMinimumLength(0);
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m_search->setSearchType(Okular::Document::NextMatch);
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m_search->setSearchId(PRESENTATION_SEARCH_ID);
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m_search->setSearchColor(qRgb(255, 255, 64));
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m_search->setSearchMoveViewport(true);
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lay->addWidget(m_search);
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QPushButton *findNextBtn = new QPushButton(QIcon::fromTheme(QStringLiteral("go-down-search")), i18n("Find Next"), this);
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lay->addWidget(findNextBtn);
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m_anchor->installEventFilter(this);
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connect(closeBtn, &QAbstractButton::clicked, this, &QWidget::close);
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connect(findNextBtn, &QPushButton::clicked, m_search, &SearchLineEdit::findNext);
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}
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PresentationSearchBar::~PresentationSearchBar()
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{
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}
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void PresentationSearchBar::forceSnap()
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{
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m_point = QPoint(m_anchor->width() / 2, m_anchor->height());
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m_snapped = true;
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move(m_point.x() - width() / 2, m_point.y() - height());
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}
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void PresentationSearchBar::focusOnSearchEdit()
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{
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m_search->setFocus();
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}
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void PresentationSearchBar::resizeEvent(QResizeEvent *)
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{
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// if in snap mode, then force the snap and place ourselves correctly again
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if (m_snapped) {
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forceSnap();
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}
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}
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bool PresentationSearchBar::eventFilter(QObject *obj, QEvent *e)
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{
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if (obj == m_handle && (e->type() == QEvent::MouseButtonPress || e->type() == QEvent::MouseButtonRelease || e->type() == QEvent::MouseMove)) {
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QMouseEvent *me = (QMouseEvent *)e;
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if (e->type() == QEvent::MouseButtonPress) {
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m_drag = m_handle->mapTo(this, me->pos());
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} else if (e->type() == QEvent::MouseButtonRelease) {
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m_drag = QPoint();
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} else if (e->type() == QEvent::MouseMove) {
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QPoint snapdelta(width() / 2, height());
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QPoint delta = m_handle->mapTo(this, me->pos()) - m_drag;
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QPoint newpostemp = pos() + delta;
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QPoint tmp = newpostemp + snapdelta - m_point;
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QPoint newpos = abs(tmp.x()) < SNAP_DELTA && abs(tmp.y()) < SNAP_DELTA ? m_point - snapdelta : newpostemp;
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m_snapped = newpos == (m_point - snapdelta);
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move(newpos);
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}
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return true;
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}
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if (obj == m_anchor && e->type() == QEvent::Resize) {
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m_point = QPoint(m_anchor->width() / 2, m_anchor->height());
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if (m_snapped) {
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move(m_point.x() - width() / 2, m_point.y() - height());
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}
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}
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return false;
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}
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#include "presentationsearchbar.moc"
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