125 lines
2.7 KiB
C++
125 lines
2.7 KiB
C++
#include "qtmaterialdrawer.h"
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#include "qtmaterialdrawer_p.h"
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#include <QPainter>
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#include <QEvent>
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#include <QtWidgets/QApplication>
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#include <QtWidgets/QLayout>
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#include <QLinearGradient>
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#include <QtWidgets/QVBoxLayout>
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#include "qtmaterialdrawer_internal.h"
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QtMaterialDrawerPrivate::QtMaterialDrawerPrivate(QtMaterialDrawer *q)
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: q_ptr(q),
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stateMachine(new QtMaterialDrawerStateMachine(q)),
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window(new QWidget),
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width(250)
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{
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QVBoxLayout *layout = new QVBoxLayout;
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layout->addWidget(window);
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q->setLayout(layout);
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q->setFixedWidth(width+16);
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stateMachine->start();
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QCoreApplication::processEvents();
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}
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QtMaterialDrawer::QtMaterialDrawer(QWidget *parent)
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: QtMaterialOverlayWidget(parent),
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d_ptr(new QtMaterialDrawerPrivate(this))
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{
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}
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QtMaterialDrawer::~QtMaterialDrawer()
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{
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}
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void QtMaterialDrawer::setDrawerWidth(int width)
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{
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Q_D(QtMaterialDrawer);
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d->width = width;
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d->stateMachine->updatePropertyAssignments();
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setFixedWidth(width+16);
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}
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int QtMaterialDrawer::drawerWidth() const
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{
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Q_D(const QtMaterialDrawer);
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return d->width;
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}
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void QtMaterialDrawer::setDrawerLayout(QLayout *layout)
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{
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Q_D(QtMaterialDrawer);
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d->window->setLayout(layout);
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}
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QLayout *QtMaterialDrawer::drawerLayout() const
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{
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Q_D(const QtMaterialDrawer);
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return d->window->layout();
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}
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void QtMaterialDrawer::openDrawer()
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{
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Q_D(QtMaterialDrawer);
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emit d->stateMachine->enterOpenedState();
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raise();
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}
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void QtMaterialDrawer::closeDrawer()
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{
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Q_D(QtMaterialDrawer);
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emit d->stateMachine->enterClosedState();
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}
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bool QtMaterialDrawer::eventFilter(QObject *obj, QEvent *event)
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{
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const QEvent::Type type = event->type();
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if (QEvent::Move == type || QEvent::Resize == type) {
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QLayout *t = layout();
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if (t && 16 != t->contentsMargins().right()) {
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t->setContentsMargins(0, 0, 16, 0);
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}
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}
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return QtMaterialOverlayWidget::eventFilter(obj, event);
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}
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void QtMaterialDrawer::paintEvent(QPaintEvent *event)
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{
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Q_UNUSED(event)
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QPainter painter(this);
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QBrush brush;
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brush.setStyle(Qt::SolidPattern);
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brush.setColor(Qt::white);
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painter.setBrush(brush);
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painter.setPen(Qt::NoPen);
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painter.drawRect(rect().adjusted(0, 0, -16, 0));
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QLinearGradient gradient(QPointF(width()-16, 0), QPointF(width(), 0));
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gradient.setColorAt(0, QColor(0, 0, 0, 80));
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gradient.setColorAt(0.5, QColor(0, 0, 0, 20));
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gradient.setColorAt(1, QColor(0, 0, 0, 0));
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painter.setBrush(QBrush(gradient));
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painter.drawRect(width()-16, 0, 16, height());
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}
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QRect QtMaterialDrawer::overlayGeometry() const
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{
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Q_D(const QtMaterialDrawer);
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return QtMaterialOverlayWidget::overlayGeometry().translated(d->stateMachine->offset(), 0);
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}
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