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Diffstat (limited to 'src/templates/qquickdrawer.cpp')
| -rw-r--r-- | src/templates/qquickdrawer.cpp | 501 |
1 files changed, 0 insertions, 501 deletions
diff --git a/src/templates/qquickdrawer.cpp b/src/templates/qquickdrawer.cpp deleted file mode 100644 index 5f3d95c9..00000000 --- a/src/templates/qquickdrawer.cpp +++ /dev/null @@ -1,501 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2015 The Qt Company Ltd. -** Contact: http://www.qt.io/licensing/ -** -** This file is part of the Qt Labs Templates module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL3$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see http://www.qt.io/terms-conditions. For further -** information use the contact form at http://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPLv3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or later as published by the Free -** Software Foundation and appearing in the file LICENSE.GPL included in -** the packaging of this file. Please review the following information to -** ensure the GNU General Public License version 2.0 requirements will be -** met: http://www.gnu.org/licenses/gpl-2.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qquickdrawer_p.h" - -#include <QtGui/qstylehints.h> -#include <QtGui/private/qguiapplication_p.h> -#include <QtQuick/private/qquickwindow_p.h> -#include <QtQuick/private/qquickanimation_p.h> -#include <QtQuick/private/qquickitemchangelistener_p.h> -#include <QtLabsTemplates/private/qquickcontrol_p_p.h> - -QT_BEGIN_NAMESPACE - -/*! - \qmltype Drawer - \inherits Container - \instantiates QQuickDrawer - \inqmlmodule Qt.labs.controls - \ingroup qtlabscontrols-navigation - \ingroup qtlabscontrols-containers - \brief A side panel control. - - Drawer provides a swipe-based side panel, similar to those often used in - touch interfaces to provide a central location for navigation. - - \table - \row - \li \image qtlabscontrols-drawer-wireframe.png - Drawer can be positioned at any of the four edges of the content item. \br - In this image, it is against the left edge of the window. - - \li \image qtlabscontrols-drawer-expanded-wireframe.png - The drawer is then opened by \e "dragging" it out from the left edge \br - of the window. - \endtable - - In the image above, the application's contents are \e "pushed" across the - screen. This is achieved by applying a translation to the contents: - - \code - transform: Translate { - x: (1.0 - drawer.position) * listview.width - } - \endcode - - If you would like the application's contents to stay where they are when - the drawer is opened, don't apply a translation. - - \labs - - \sa SwipeView, {Customizing Drawer}, {Navigation Controls}, {Container Controls} -*/ - -/*! - \qmlsignal Qt.labs.controls::Drawer::clicked() - - This signal is emitted when the drawer is clicked. -*/ - -class QQuickDrawerPrivate : public QQuickControlPrivate, public QQuickItemChangeListener -{ - Q_DECLARE_PUBLIC(QQuickDrawer) - -public: - QQuickDrawerPrivate() : edge(Qt::LeftEdge), offset(0), position(0), - content(Q_NULLPTR), animation(Q_NULLPTR) { } - - void updateContent(); - bool handleMousePressEvent(QQuickItem *item, QMouseEvent *event); - bool handleMouseMoveEvent(QQuickItem *item, QMouseEvent *event); - bool handleMouseReleaseEvent(QQuickItem *item, QMouseEvent *event); - - void itemGeometryChanged(QQuickItem *, const QRectF &, const QRectF &) Q_DECL_OVERRIDE; - - Qt::Edge edge; - qreal offset; - qreal position; - QPointF pressPoint; - QQuickItem *content; - QQuickPropertyAnimation *animation; -}; - -void QQuickDrawerPrivate::updateContent() -{ - Q_Q(QQuickDrawer); - if (!content) - return; - - switch (edge) { - case Qt::LeftEdge: - content->setX((position - 1.0) * content->width()); - break; - case Qt::RightEdge: - content->setX(q->width() + - position * content->width()); - break; - case Qt::TopEdge: - content->setY((position - 1.0) * content->height()); - break; - case Qt::BottomEdge: - content->setY(q->height() + - position * content->height()); - break; - } -} - -static bool dragOverThreshold(qreal d, Qt::Axis axis, QMouseEvent *event, int threshold = -1) -{ - return QQuickWindowPrivate::dragOverThreshold(d, axis, event, threshold); -} - -bool QQuickDrawerPrivate::handleMousePressEvent(QQuickItem *item, QMouseEvent *event) -{ - Q_Q(QQuickDrawer); - pressPoint = event->windowPos(); - offset = 0; - - if (qFuzzyIsNull(position)) { - // only accept pressing at drag margins when fully closed - switch (edge) { - case Qt::LeftEdge: - event->setAccepted(!dragOverThreshold(event->windowPos().x(), Qt::XAxis, event)); - break; - case Qt::RightEdge: - event->setAccepted(!dragOverThreshold(q->width() - event->windowPos().x(), Qt::XAxis, event)); - break; - case Qt::TopEdge: - event->setAccepted(!dragOverThreshold(event->windowPos().y(), Qt::YAxis, event)); - break; - case Qt::BottomEdge: - event->setAccepted(!dragOverThreshold(q->height() - event->windowPos().y(), Qt::YAxis, event)); - break; - } - } else { - event->accept(); - } - - return item == q; -} - -bool QQuickDrawerPrivate::handleMouseMoveEvent(QQuickItem *item, QMouseEvent *event) -{ - Q_Q(QQuickDrawer); - Q_UNUSED(item); - QPointF movePoint = event->windowPos(); - - if (!q->keepMouseGrab()) { - // Flickable uses a hard-coded threshold of 15 for flicking, and - // QStyleHints::startDragDistance for dragging. Drawer uses a bit - // larger threshold to avoid being too eager to steal touch (QTBUG-50045) - int threshold = qMax(20, QGuiApplication::styleHints()->startDragDistance() + 5); - bool overThreshold = false; - if (edge == Qt::LeftEdge || edge == Qt::RightEdge) - overThreshold = dragOverThreshold(movePoint.x() - pressPoint.x(), Qt::XAxis, event, threshold); - else - overThreshold = dragOverThreshold(movePoint.y() - pressPoint.y(), Qt::YAxis, event, threshold); - - if (window && overThreshold) { - QQuickItem *grabber = q->window()->mouseGrabberItem(); - if (!grabber || !grabber->keepMouseGrab()) { - q->grabMouse(); - q->setKeepMouseGrab(overThreshold); - offset = qMin<qreal>(0.0, q->positionAt(movePoint) - position); - } - } - } - - if (q->keepMouseGrab()) - q->setPosition(q->positionAt(movePoint) - offset); - event->accept(); - - return q->keepMouseGrab(); -} - -bool QQuickDrawerPrivate::handleMouseReleaseEvent(QQuickItem *item, QMouseEvent *event) -{ - Q_Q(QQuickDrawer); - bool wasGrabbed = q->keepMouseGrab(); - if (wasGrabbed) { -// int startDragVelocity = QGuiApplication::styleHints()->startDragVelocity(); -// if (startDragVelocity && QGuiApplicationPrivate::mouseEventCaps(event) & QTouchDevice::Velocity) { -// QVector2D velocity = QGuiApplicationPrivate::mouseEventVelocity(event); -// qreal vel = (edge == Qt::LeftEdge || edge == Qt::RightEdge) ? velocity.x() : velocity.y(); -// qDebug() << vel << "vs." << startDragVelocity; -// } - if (position < 0.3) { - q->close(); - } else if (position > 0.7) { - q->open(); - } else { - switch (edge) { - case Qt::LeftEdge: - if (event->x() - pressPoint.x() > 0) - q->open(); - else - q->close(); - break; - case Qt::RightEdge: - if (event->x() - pressPoint.x() < 0) - q->open(); - else - q->close(); - break; - case Qt::TopEdge: - if (event->y() - pressPoint.y() > 0) - q->open(); - else - q->close(); - break; - case Qt::BottomEdge: - if (event->y() - pressPoint.y() < 0) - q->open(); - else - q->close(); - break; - } - } - q->setKeepMouseGrab(false); - } else { - if (item == q) - emit q->clicked(); - } - pressPoint = QPoint(); - event->accept(); - return wasGrabbed; -} - -void QQuickDrawerPrivate::itemGeometryChanged(QQuickItem *, const QRectF &, const QRectF &) -{ - updateContent(); -} - -QQuickDrawer::QQuickDrawer(QQuickItem *parent) : - QQuickControl(*(new QQuickDrawerPrivate), parent) -{ - setZ(1); - setFiltersChildMouseEvents(true); - setAcceptedMouseButtons(Qt::LeftButton); -} - -/*! - \qmlproperty enumeration Qt.labs.controls::Drawer::edge - - This property holds the edge of the content item at which the drawer will - open from. The acceptable values are: - - \value Qt.TopEdge The top edge of the content item. - \value Qt.LeftEdge The left edge of the content item (default). - \value Qt.RightEdge The right edge of the content item. - \value Qt.BottomEdge The bottom edge of the content item. -*/ -Qt::Edge QQuickDrawer::edge() const -{ - Q_D(const QQuickDrawer); - return d->edge; -} - -void QQuickDrawer::setEdge(Qt::Edge edge) -{ - Q_D(QQuickDrawer); - if (d->edge != edge) { - d->edge = edge; - if (isComponentComplete()) - d->updateContent(); - emit edgeChanged(); - } -} - -/*! - \qmlproperty real Qt.labs.controls::Drawer::position - - This property holds the position of the drawer relative to its final - destination. That is, the position will be \c 0 when the drawer - is fully closed, and \c 1 when fully open. -*/ -qreal QQuickDrawer::position() const -{ - Q_D(const QQuickDrawer); - return d->position; -} - -void QQuickDrawer::setPosition(qreal position) -{ - Q_D(QQuickDrawer); - position = qBound<qreal>(0.0, position, 1.0); - if (!qFuzzyCompare(d->position, position)) { - d->position = position; - if (isComponentComplete()) - d->updateContent(); - emit positionChanged(); - } -} - - -/*! - \qmlproperty Item Qt.labs.controls::Drawer::contentItem - - This property holds the content item that the drawer displays when opened. -*/ -QQuickItem *QQuickDrawer::contentItem() const -{ - Q_D(const QQuickDrawer); - return d->content; -} - -void QQuickDrawer::setContentItem(QQuickItem *item) -{ - Q_D(QQuickDrawer); - if (d->content != item) { - if (d->content) { - QQuickItemPrivate::get(d->content)->removeItemChangeListener(d, QQuickItemPrivate::Geometry); - delete d->content; - } - d->content = item; - if (item) { - item->setParentItem(this); - QQuickItemPrivate::get(item)->updateOrAddGeometryChangeListener(d, QQuickItemPrivate::SizeChange); - if (isComponentComplete()) - d->updateContent(); - } - emit contentItemChanged(); - } -} - -/*! - \qmlproperty Animation Qt.labs.controls::Drawer::animation - - This property holds the animation for the \l position property. It is used - to animate the drawer's movement. - - If no valid animation is set, the drawer's movement will not be animated. -*/ -QQuickPropertyAnimation *QQuickDrawer::animation() const -{ - Q_D(const QQuickDrawer); - return d->animation; -} - -void QQuickDrawer::setAnimation(QQuickPropertyAnimation *animation) -{ - Q_D(QQuickDrawer); - if (d->animation != animation) { - delete d->animation; - d->animation = animation; - if (animation) { - animation->setTargetObject(this); - animation->setProperty(QStringLiteral("position")); - } - emit animationChanged(); - } -} - -/*! - \qmlmethod void Qt.labs.controls::Drawer::open() - - This method opens the drawer, animating the movement if a valid - \l animation has been set. -*/ -void QQuickDrawer::open() -{ - Q_D(QQuickDrawer); - if (d->animation) { - d->animation->stop(); - d->animation->setFrom(d->position); - d->animation->setTo(1.0); - d->animation->start(); - } else { - setPosition(1.0); - } -} - -/*! - \qmlmethod void Qt.labs.controls::Drawer::close() - - This method closes the drawer, animating the movement if a valid - \l animation has been set. -*/ -void QQuickDrawer::close() -{ - Q_D(QQuickDrawer); - if (d->animation) { - d->animation->stop(); - d->animation->setFrom(d->position); - d->animation->setTo(0.0); - d->animation->start(); - } else { - setPosition(0.0); - } -} - -bool QQuickDrawer::childMouseEventFilter(QQuickItem *child, QEvent *event) -{ - Q_D(QQuickDrawer); - switch (event->type()) { - case QEvent::MouseButtonPress: - return d->handleMousePressEvent(child, static_cast<QMouseEvent *>(event)); - case QEvent::MouseMove: - return d->handleMouseMoveEvent(child, static_cast<QMouseEvent *>(event)); - case QEvent::MouseButtonRelease: - return d->handleMouseReleaseEvent(child, static_cast<QMouseEvent *>(event)); - default: - return false; - } -} - -void QQuickDrawer::mousePressEvent(QMouseEvent *event) -{ - Q_D(QQuickDrawer); - QQuickControl::mousePressEvent(event); - d->handleMousePressEvent(this, event); -} - -void QQuickDrawer::mouseMoveEvent(QMouseEvent *event) -{ - Q_D(QQuickDrawer); - QQuickControl::mouseMoveEvent(event); - d->handleMouseMoveEvent(this, event); -} - -void QQuickDrawer::mouseReleaseEvent(QMouseEvent *event) -{ - Q_D(QQuickDrawer); - QQuickControl::mouseReleaseEvent(event); - d->handleMouseReleaseEvent(this, event); -} - -void QQuickDrawer::mouseUngrabEvent() -{ - Q_D(QQuickDrawer); - QQuickControl::mouseUngrabEvent(); - d->pressPoint = QPoint(); -} - -void QQuickDrawer::geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry) -{ - Q_D(QQuickDrawer); - QQuickControl::geometryChanged(newGeometry, oldGeometry); - if (isComponentComplete()) - d->updateContent(); -} - -void QQuickDrawer::componentComplete() -{ - Q_D(QQuickDrawer); - QQuickControl::componentComplete(); - d->updateContent(); -} - -qreal QQuickDrawer::positionAt(const QPointF &point) const -{ - Q_D(const QQuickDrawer); - if (!d->content) - return 0.0; - - switch (d->edge) { - case Qt::TopEdge: - return point.y() / d->content->height(); - case Qt::LeftEdge: - return point.x() / d->content->width(); - case Qt::RightEdge: - return (width() - point.x()) / d->content->width(); - case Qt::BottomEdge: - return (height() - point.y()) / d->content->height(); - default: - return 0; - } -} - -QT_END_NAMESPACE |