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Diffstat (limited to 'src/controls/qquickabstractspinbox.cpp')
| -rw-r--r-- | src/controls/qquickabstractspinbox.cpp | 300 |
1 files changed, 300 insertions, 0 deletions
diff --git a/src/controls/qquickabstractspinbox.cpp b/src/controls/qquickabstractspinbox.cpp new file mode 100644 index 00000000..442e479c --- /dev/null +++ b/src/controls/qquickabstractspinbox.cpp @@ -0,0 +1,300 @@ +/**************************************************************************** +** +** Copyright (C) 2015 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the Qt Quick Controls 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 "qquickabstractspinbox_p.h" +#include "qquickcontrol_p_p.h" + +#include <QtQuick/private/qquicktextinput_p.h> + +QT_BEGIN_NAMESPACE + +class QQuickAbstractSpinBoxPrivate : public QQuickControlPrivate +{ + Q_DECLARE_PUBLIC(QQuickAbstractSpinBox) + +public: + QQuickAbstractSpinBoxPrivate() : value(0), step(1), input(Q_NULLPTR), validator(Q_NULLPTR), + upButton(Q_NULLPTR), downButton(Q_NULLPTR), pressed(QQuickAbstractSpinBox::None) { } + + void updateText(); + void updateValue(); + + qreal value; + qreal step; + QQuickTextInput *input; + QValidator *validator; + QQuickItem *upButton; + QQuickItem *downButton; + QQuickAbstractSpinBox::SubControl pressed; +}; + +void QQuickAbstractSpinBoxPrivate::updateText() +{ + if (input) { + QString text = QString::number(value); + if (validator) { + validator->fixup(text); + int cursor = input->cursorPosition(); + if (validator->validate(text, cursor) == QValidator::Acceptable) + input->setCursorPosition(cursor); + input->setText(text); + } + } +} + +void QQuickAbstractSpinBoxPrivate::updateValue() +{ + Q_Q(QQuickAbstractSpinBox); + if (validator) { + QString text = input->text(); + validator->fixup(text); + int cursor = input->cursorPosition(); + if (validator->validate(text, cursor) == QValidator::Acceptable) + q->setValue(text.toDouble()); + } +} + +QQuickAbstractSpinBox::QQuickAbstractSpinBox(QQuickItem *parent) : + QQuickControl(*(new QQuickAbstractSpinBoxPrivate), parent) +{ + setFlag(ItemIsFocusScope); + setActiveFocusOnTab(true); + setAcceptedMouseButtons(Qt::LeftButton); +} + +qreal QQuickAbstractSpinBox::value() const +{ + Q_D(const QQuickAbstractSpinBox); + return d->value; +} + +void QQuickAbstractSpinBox::setValue(qreal value) +{ + Q_D(QQuickAbstractSpinBox); + if (!qFuzzyCompare(d->value, value)) { + d->value = value; + d->updateText(); + emit valueChanged(); + } +} + +qreal QQuickAbstractSpinBox::step() const +{ + Q_D(const QQuickAbstractSpinBox); + return d->step; +} + +void QQuickAbstractSpinBox::setStep(qreal step) +{ + Q_D(QQuickAbstractSpinBox); + if (!qFuzzyCompare(d->step, step)) { + d->step = step; + emit stepChanged(); + } +} + +QQuickTextInput *QQuickAbstractSpinBox::input() const +{ + Q_D(const QQuickAbstractSpinBox); + return d->input; +} + +void QQuickAbstractSpinBox::setInput(QQuickTextInput *input) +{ + Q_D(QQuickAbstractSpinBox); + if (d->input != input) { + delete d->input; + d->input = input; + if (input) { + if (!input->parentItem()) + input->setParentItem(this); + input->setValidator(d->validator); + input->setFocus(true); + QObjectPrivate::connect(input, &QQuickTextInput::textChanged, d, &QQuickAbstractSpinBoxPrivate::updateValue); + } + emit inputChanged(); + } +} + +QValidator *QQuickAbstractSpinBox::validator() const +{ + Q_D(const QQuickAbstractSpinBox); + return d->validator; +} + +void QQuickAbstractSpinBox::setValidator(QValidator *validator) +{ + Q_D(QQuickAbstractSpinBox); + if (d->validator != validator) { + delete d->validator; + d->validator = validator; + if (d->input) + d->input->setValidator(validator); + emit validatorChanged(); + } +} + +QQuickItem *QQuickAbstractSpinBox::upButton() const +{ + Q_D(const QQuickAbstractSpinBox); + return d->upButton; +} + +void QQuickAbstractSpinBox::setUpButton(QQuickItem *button) +{ + Q_D(QQuickAbstractSpinBox); + if (d->upButton != button) { + delete d->upButton; + d->upButton = button; + if (button && !button->parentItem()) + button->setParentItem(this); + emit upButtonChanged(); + } +} + +QQuickItem *QQuickAbstractSpinBox::downButton() const +{ + Q_D(const QQuickAbstractSpinBox); + return d->downButton; +} + +void QQuickAbstractSpinBox::setDownButton(QQuickItem *button) +{ + Q_D(QQuickAbstractSpinBox); + if (d->downButton != button) { + delete d->downButton; + d->downButton = button; + if (button && !button->parentItem()) + button->setParentItem(this); + emit downButtonChanged(); + } +} + +QQuickAbstractSpinBox::SubControl QQuickAbstractSpinBox::pressed() const +{ + Q_D(const QQuickAbstractSpinBox); + return d->pressed; +} + +void QQuickAbstractSpinBox::setPressed(SubControl control) +{ + Q_D(QQuickAbstractSpinBox); + if (d->pressed != control) { + d->pressed = control; + emit pressedChanged(); + } +} + +void QQuickAbstractSpinBox::increment() +{ + Q_D(QQuickAbstractSpinBox); + setValue(d->value + d->step); +} + +void QQuickAbstractSpinBox::decrement() +{ + Q_D(QQuickAbstractSpinBox); + setValue(d->value - d->step); +} + +void QQuickAbstractSpinBox::keyPressEvent(QKeyEvent *event) +{ + switch (event->key()) { + case Qt::Key_Up: + increment(); + event->accept(); + break; + case Qt::Key_Down: + decrement(); + event->accept(); + break; + default: + event->ignore(); + break; + } +} + +void QQuickAbstractSpinBox::mousePressEvent(QMouseEvent *event) +{ + Q_D(QQuickAbstractSpinBox); + QQuickControl::mousePressEvent(event); + if (d->upButton && d->upButton->contains(mapToItem(d->upButton, event->pos()))) + setPressed(UpButton); + else if (d->downButton && d->downButton->contains(mapToItem(d->downButton, event->pos()))) + setPressed(DownButton); + else + setPressed(None); + event->accept(); +} + +void QQuickAbstractSpinBox::mouseMoveEvent(QMouseEvent *event) +{ + Q_D(QQuickAbstractSpinBox); + QQuickControl::mouseMoveEvent(event); + if (d->upButton && d->upButton->contains(mapToItem(d->upButton, event->pos()))) + setPressed(UpButton); + else if (d->downButton && d->downButton->contains(mapToItem(d->downButton, event->pos()))) + setPressed(DownButton); + else + setPressed(None); + event->accept(); +} + +void QQuickAbstractSpinBox::mouseReleaseEvent(QMouseEvent *event) +{ + Q_D(QQuickAbstractSpinBox); + QQuickControl::mouseReleaseEvent(event); + if (d->pressed == UpButton) + increment(); + else if (d->pressed == DownButton) + decrement(); + setPressed(None); + event->accept(); +} + +void QQuickAbstractSpinBox::mouseUngrabEvent() +{ + setPressed(None); +} + +void QQuickAbstractSpinBox::componentComplete() +{ + Q_D(QQuickAbstractSpinBox); + QQuickControl::componentComplete(); + d->updateText(); +} + +QT_END_NAMESPACE |