mirror of
https://invent.kde.org/graphics/okular
synced 2024-08-25 02:45:38 +00:00
150 lines
4.8 KiB
C++
150 lines
4.8 KiB
C++
/***************************************************************************
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* Copyright (C) 2007 by Pino Toscano <pino@kde.org> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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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 <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 <qpushbutton.h>
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#include <QIcon>
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#include <KLocalizedString>
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#include "searchlineedit.h"
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#define SNAP_DELTA 15
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class HandleDrag
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: public QWidget
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{
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Q_OBJECT
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public:
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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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installEventFilter( parent );
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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 ), m_anchor( anchor ), 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->setMargin( 0 );
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m_handle = new HandleDrag( 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->setClearButtonShown( 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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bool PresentationSearchBar::eventFilter( QObject *obj, QEvent *e )
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{
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if ( obj == m_handle &&
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( e->type() == QEvent::MouseButtonPress || e->type() == QEvent::MouseButtonRelease || e->type() == QEvent::MouseMove ) )
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{
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QMouseEvent *me = (QMouseEvent*)e;
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if ( e->type() == QEvent::MouseButtonPress )
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{
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m_drag = m_handle->mapTo( this, me->pos() );
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}
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else if ( e->type() == QEvent::MouseButtonRelease )
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{
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m_drag = QPoint();
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}
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else if ( e->type() == QEvent::MouseMove )
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{
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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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{
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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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return false;
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}
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#include "presentationsearchbar.moc"
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