feat: 添加ElaWidgetTool库
This commit is contained in:
sleepwithoutbz
247
ElaWidgetTools/ElaScrollBar.cpp
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247
ElaWidgetTools/ElaScrollBar.cpp
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#include "ElaScrollBar.h"
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#include <QDebug>
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#include <QPainter>
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#include <QPointer>
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#include <QPropertyAnimation>
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#include <QTimer>
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#include <QWheelEvent>
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#include "ElaMenu.h"
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#include "ElaScrollBarStyle.h"
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#include "private/ElaScrollBarPrivate.h"
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Q_PROPERTY_CREATE_Q_CPP(ElaScrollBar, bool, IsAnimation)
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Q_PROPERTY_CREATE_Q_CPP(ElaScrollBar, qreal, SpeedLimit)
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ElaScrollBar::ElaScrollBar(QWidget* parent)
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: QScrollBar(parent), d_ptr(new ElaScrollBarPrivate())
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{
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Q_D(ElaScrollBar);
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d->q_ptr = this;
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setSingleStep(1);
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setObjectName("ElaScrollBar");
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setAttribute(Qt::WA_OpaquePaintEvent, false);
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d->_pSpeedLimit = 20;
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d->_pTargetMaximum = 0;
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d->_pIsAnimation = false;
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connect(this, &ElaScrollBar::rangeChanged, d, &ElaScrollBarPrivate::onRangeChanged);
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ElaScrollBarStyle* scrollBarStyle = new ElaScrollBarStyle(style());
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scrollBarStyle->setScrollBar(this);
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setStyle(scrollBarStyle);
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d->_slideSmoothAnimation = new QPropertyAnimation(this, "value");
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d->_slideSmoothAnimation->setEasingCurve(QEasingCurve::OutSine);
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d->_slideSmoothAnimation->setDuration(300);
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connect(d->_slideSmoothAnimation, &QPropertyAnimation::finished, this, [=]() {
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d->_scrollValue = value();
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});
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d->_expandTimer = new QTimer(this);
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connect(d->_expandTimer, &QTimer::timeout, this, [=]() {
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d->_expandTimer->stop();
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d->_isExpand = underMouse();
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scrollBarStyle->startExpandAnimation(d->_isExpand);
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});
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}
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ElaScrollBar::ElaScrollBar(Qt::Orientation orientation, QWidget* parent)
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: ElaScrollBar(parent)
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{
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setOrientation(orientation);
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}
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ElaScrollBar::ElaScrollBar(QScrollBar* originScrollBar, QAbstractScrollArea* parent)
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: ElaScrollBar(parent)
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{
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Q_D(ElaScrollBar);
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if (!originScrollBar || !parent)
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{
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qCritical() << "Invalid origin or parent!";
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return;
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}
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d->_originScrollArea = parent;
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Qt::Orientation orientation = originScrollBar->orientation();
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setOrientation(orientation);
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orientation == Qt::Horizontal ? parent->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff) : parent->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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parent->installEventFilter(this);
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d->_originScrollBar = originScrollBar;
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d->_initAllConfig();
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connect(d->_originScrollBar, &QScrollBar::valueChanged, this, [=](int value) {
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d->_handleScrollBarValueChanged(this, value);
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});
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connect(this, &QScrollBar::valueChanged, this, [=](int value) {
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d->_handleScrollBarValueChanged(d->_originScrollBar, value);
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});
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connect(d->_originScrollBar, &QScrollBar::rangeChanged, this, [=](int min, int max) {
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d->_handleScrollBarRangeChanged(min, max);
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});
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}
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ElaScrollBar::~ElaScrollBar()
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{
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delete this->style();
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}
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bool ElaScrollBar::event(QEvent* event)
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{
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Q_D(ElaScrollBar);
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switch (event->type())
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{
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case QEvent::Enter:
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{
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d->_expandTimer->stop();
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if (!d->_isExpand)
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{
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d->_expandTimer->start(350);
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}
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break;
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}
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case QEvent::Leave:
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{
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d->_expandTimer->stop();
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if (d->_isExpand)
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{
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d->_expandTimer->start(350);
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}
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break;
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}
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default:
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{
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break;
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}
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}
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return QScrollBar::event(event);
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}
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bool ElaScrollBar::eventFilter(QObject* watched, QEvent* event)
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{
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Q_D(ElaScrollBar);
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switch (event->type())
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{
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case QEvent::Show:
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case QEvent::Resize:
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case QEvent::LayoutRequest:
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{
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d->_handleScrollBarGeometry();
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break;
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}
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default:
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{
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break;
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}
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}
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return QScrollBar::eventFilter(watched, event);
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}
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void ElaScrollBar::mousePressEvent(QMouseEvent* event)
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{
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Q_D(ElaScrollBar);
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d->_slideSmoothAnimation->stop();
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QScrollBar::mousePressEvent(event);
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d->_scrollValue = value();
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}
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void ElaScrollBar::mouseReleaseEvent(QMouseEvent* event)
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{
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Q_D(ElaScrollBar);
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d->_slideSmoothAnimation->stop();
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QScrollBar::mouseReleaseEvent(event);
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d->_scrollValue = value();
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}
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void ElaScrollBar::mouseMoveEvent(QMouseEvent* event)
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{
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Q_D(ElaScrollBar);
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d->_slideSmoothAnimation->stop();
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QScrollBar::mouseMoveEvent(event);
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d->_scrollValue = value();
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}
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void ElaScrollBar::wheelEvent(QWheelEvent* event)
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{
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Q_D(ElaScrollBar);
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int verticalDelta = event->angleDelta().y();
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if (d->_slideSmoothAnimation->state() == QAbstractAnimation::Stopped)
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{
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d->_scrollValue = value();
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}
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if (verticalDelta != 0)
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{
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if ((value() == minimum() && verticalDelta > 0) || (value() == maximum() && verticalDelta < 0))
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{
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QScrollBar::wheelEvent(event);
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return;
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}
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d->_scroll(event->modifiers(), verticalDelta);
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}
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else
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{
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int horizontalDelta = event->angleDelta().x();
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if ((value() == minimum() && horizontalDelta > 0) || (value() == maximum() && horizontalDelta < 0))
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{
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QScrollBar::wheelEvent(event);
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return;
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}
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d->_scroll(event->modifiers(), horizontalDelta);
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}
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event->accept();
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}
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void ElaScrollBar::contextMenuEvent(QContextMenuEvent* event)
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{
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Q_D(ElaScrollBar);
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bool horiz = this->orientation() == Qt::Horizontal;
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QPointer<ElaMenu> menu = new ElaMenu(this);
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menu->setMenuItemHeight(27);
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// Scroll here
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QAction* actScrollHere = menu->addElaIconAction(ElaIconType::UpDownLeftRight, tr("滚动到此处"));
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menu->addSeparator();
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// Left edge Top
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QAction* actScrollTop = menu->addElaIconAction(horiz ? ElaIconType::ArrowLeftToLine : ElaIconType::ArrowUpToLine, horiz ? tr("左边缘") : tr("顶端"));
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// Right edge Bottom
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QAction* actScrollBottom = menu->addElaIconAction(horiz ? ElaIconType::ArrowRightToLine : ElaIconType::ArrowDownToLine, horiz ? tr("右边缘") : tr("底部"));
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menu->addSeparator();
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// Page left Page up
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QAction* actPageUp = menu->addElaIconAction(horiz ? ElaIconType::AnglesLeft : ElaIconType::AnglesUp, horiz ? tr("向左翻页") : tr("向上翻页"));
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//Page right Page down
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QAction* actPageDn = menu->addElaIconAction(horiz ? ElaIconType::AnglesRight : ElaIconType::AnglesDown, horiz ? tr("向右翻页") : tr("向下翻页"));
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menu->addSeparator();
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//Scroll left Scroll up
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QAction* actScrollUp = menu->addElaIconAction(horiz ? ElaIconType::AngleLeft : ElaIconType::AngleUp, horiz ? tr("向左滚动") : tr("向上滚动"));
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//Scroll right Scroll down
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QAction* actScrollDn = menu->addElaIconAction(horiz ? ElaIconType::AngleRight : ElaIconType::AngleDown, horiz ? tr("向右滚动") : tr("向下滚动"));
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QAction* actionSelected = menu->exec(event->globalPos());
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delete menu;
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if (!actionSelected)
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{
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return;
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}
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if (actionSelected == actScrollHere)
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{
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setValue(d->_pixelPosToRangeValue(horiz ? event->pos().x() : event->pos().y()));
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}
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else if (actionSelected == actScrollTop)
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{
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triggerAction(QAbstractSlider::SliderToMinimum);
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}
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else if (actionSelected == actScrollBottom)
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{
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triggerAction(QAbstractSlider::SliderToMaximum);
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}
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else if (actionSelected == actPageUp)
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{
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triggerAction(QAbstractSlider::SliderPageStepSub);
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}
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else if (actionSelected == actPageDn)
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{
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triggerAction(QAbstractSlider::SliderPageStepAdd);
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}
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else if (actionSelected == actScrollUp)
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{
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triggerAction(QAbstractSlider::SliderSingleStepSub);
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}
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else if (actionSelected == actScrollDn)
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{
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triggerAction(QAbstractSlider::SliderSingleStepAdd);
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}
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}
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