198 lines
4.3 KiB
C++
198 lines
4.3 KiB
C++
/***************************************************************************
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source::worx libWidgets
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Copyright © 2021-2022 c.holzheuer
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c.holzheuer@sourceworx.org
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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 <QPaintEvent>
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#include <QPainter>
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#include <QDebug>
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#include <QEvent>
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#include <QStyleOption>
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#include <swsidebar.h>
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SWSideBar::SWSideBar( QWidget *parent )
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: QFrame( parent )
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{
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setMouseTracking( true );
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}
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SWSideBar::~SWSideBar()
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{
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}
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void SWSideBar::appendAction( QAction* action )
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{
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Q_ASSERT( action != nullptr );
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action->setCheckable( true );
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//action->setEnabled( false );
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QFrame::addAction( action );
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}
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void SWSideBar::appendAction( const QIcon& icon, const QString& text )
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{
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return appendAction( new QAction( icon, text ) );
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}
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void SWSideBar::setCheckedAction( QAction* action )
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{
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/// PFUSCH! Prüfen!
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_checkedAction = action;
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update();
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}
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void SWSideBar::paintEvent( QPaintEvent* event )
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{
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QPainter painter( this );
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int actionY = 0;
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for( auto& action : actions() )
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{
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QRect actionRect( 0, actionY, event->rect().width(), SWACTIONHEIGHT );
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if( action->isEnabled() )
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{
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if( action == _hoveredAction )
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painter.fillRect( actionRect, _hoveredColor );
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if( action == _pressedAction )
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painter.fillRect( actionRect, Qt::lightGray );
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if( action == _checkedAction )
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painter.fillRect( actionRect, _checkedColor );
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}
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QSize size = painter.fontMetrics().size( Qt::TextSingleLine, action->text() );
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QRect textRect( QPoint( actionRect.width()/2 - size.width()/2, actionRect.bottom()-size.height() - 10 ), size );
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painter.setPen( action->isEnabled() ? Qt::white : Qt::gray );
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painter.drawText( textRect, Qt::AlignCenter, action->text() );
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QRect pixmapRect( actionRect.width()/2 - 32, actionY+15 , 64, 64 );
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QPixmap pixmap = action->icon().pixmap( QSize( 64, 64 ), action->isEnabled() ? QIcon::Normal : QIcon::Disabled, QIcon::On );
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painter.drawPixmap( pixmapRect, pixmap );
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actionY += actionRect.height();
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}
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}
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void SWSideBar::mousePressEvent( QMouseEvent* event )
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{
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QAction* tempAction = actionAt( event->pos() );
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if( tempAction == nullptr )
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return;
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if( _hoveredAction == tempAction )
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_hoveredAction = nullptr;
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_pressedAction = tempAction;
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update();
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QFrame::mousePressEvent (event );
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}
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void SWSideBar::mouseReleaseEvent( QMouseEvent *event )
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{
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QAction* tempAction = actionAt( event->pos() );
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if( tempAction == nullptr )
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return;
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if( tempAction == _pressedAction )
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{
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_hoveredAction = _pressedAction;
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_checkedAction = _pressedAction;
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_pressedAction = nullptr;
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update();
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if( _checkedAction->isEnabled() )
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_checkedAction->trigger();
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}
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//update();QGuiApplication::palette()) an QPalette::Highlight
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QFrame::mouseReleaseEvent( event );
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}
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void SWSideBar::mouseMoveEvent(QMouseEvent *event)
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{
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QAction* tempAction = actionAt( event->pos() );
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/// nix gefunden
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if( tempAction == nullptr)
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{
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/// dann ist auch nix gehovered
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_hoveredAction = nullptr;
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update();
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return;
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}
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/// ist schon gehovered? auch weg
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if( _hoveredAction == tempAction )
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return;
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_hoveredAction = tempAction;
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update();
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QFrame::mouseMoveEvent(event);
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}
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void SWSideBar::leaveEvent(QEvent * event)
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{
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_hoveredAction = _pressedAction = nullptr;
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update();
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QFrame::leaveEvent(event);
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}
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QSize SWSideBar::minimumSizeHint() const
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{
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return SWACTIONHEIGHT * QSize( 1, actions().size() );
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}
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QAction* SWSideBar::actionAt(const QPoint &at)
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{
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int actionY = 0;
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for( QAction* action : actions() )
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{
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QRect actionRect( 0, actionY, rect().width(), SWACTIONHEIGHT );
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if(actionRect.contains(at))
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return action;
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actionY += actionRect.height();
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}
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return nullptr;
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}
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