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Diffstat (limited to 'src/templates/qquickspinbox.cpp')
| -rw-r--r-- | src/templates/qquickspinbox.cpp | 674 |
1 files changed, 0 insertions, 674 deletions
diff --git a/src/templates/qquickspinbox.cpp b/src/templates/qquickspinbox.cpp deleted file mode 100644 index 64c94e7a..00000000 --- a/src/templates/qquickspinbox.cpp +++ /dev/null @@ -1,674 +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 "qquickspinbox_p.h" -#include "qquickcontrol_p_p.h" - -#include <QtGui/qguiapplication.h> -#include <QtGui/qstylehints.h> - -#include <QtQml/qqmlinfo.h> -#include <QtQml/private/qqmllocale_p.h> -#include <QtQml/private/qqmlengine_p.h> - -QT_BEGIN_NAMESPACE - -// copied from qabstractbutton.cpp -static const int AUTO_REPEAT_DELAY = 300; -static const int AUTO_REPEAT_INTERVAL = 100; - -/*! - \qmltype SpinBox - \inherits Control - \instantiates QQuickSpinBox - \inqmlmodule Qt.labs.controls - \ingroup input - \brief A spinbox control. - - \image qtlabscontrols-spinbox.png - - SpinBox allows the user to choose an integer value by clicking the up - or down indicator buttons, by pressing up or down on the keyboard, or - by entering a text value in the input field. - - By default, SpinBox provides discrete values in the range of \c [0-99] - with a \l stepSize of \c 1. - - \snippet qtlabscontrols-spinbox.qml 1 - - \section2 Custom Values - - \image qtlabscontrols-spinbox-textual.png - - Even though SpinBox works on integer values, it can be customized to - accept arbitrary input values. The following snippet demonstrates how - \l validator, \l textFromValue and \l valueFromText can be used to - customize the default behavior. - - \snippet qtlabscontrols-spinbox-textual.qml 1 - - \labs - - \sa Tumbler, {Customizing SpinBox} -*/ - -class QQuickSpinBoxPrivate : public QQuickControlPrivate -{ - Q_DECLARE_PUBLIC(QQuickSpinBox) - -public: - QQuickSpinBoxPrivate() : from(0), to(99), value(0), stepSize(1), - delayTimer(0), repeatTimer(0), up(Q_NULLPTR), down(Q_NULLPTR), validator(Q_NULLPTR) { } - - int boundValue(int value) const; - void updateValue(); - - int effectiveStepSize() const; - - void startRepeatDelay(); - void startPressRepeat(); - void stopPressRepeat(); - - bool handleMousePressEvent(QQuickItem *child, QMouseEvent *event); - bool handleMouseMoveEvent(QQuickItem *child, QMouseEvent *event); - bool handleMouseReleaseEvent(QQuickItem *child, QMouseEvent *event); - bool handleMouseUngrabEvent(QQuickItem *child); - - int from; - int to; - int value; - int stepSize; - int delayTimer; - int repeatTimer; - QQuickSpinButton *up; - QQuickSpinButton *down; - QValidator *validator; - mutable QJSValue textFromValue; - mutable QJSValue valueFromText; -}; - -int QQuickSpinBoxPrivate::boundValue(int value) const -{ - return from > to ? qBound(to, value, from) : qBound(from, value, to); -} - -void QQuickSpinBoxPrivate::updateValue() -{ - Q_Q(QQuickSpinBox); - if (contentItem) { - QVariant text = contentItem->property("text"); - if (text.isValid()) { - QQmlEngine *engine = qmlEngine(q); - if (engine) { - QV4::ExecutionEngine *v4 = QQmlEnginePrivate::getV4Engine(engine); - QJSValue loc(v4, QQmlLocale::wrap(v4, locale)); - QJSValue val = q->valueFromText().call(QJSValueList() << text.toString() << loc); - q->setValue(val.toInt()); - } - } - } -} - -int QQuickSpinBoxPrivate::effectiveStepSize() const -{ - return from > to ? -1 * stepSize : stepSize; -} - -void QQuickSpinBoxPrivate::startRepeatDelay() -{ - Q_Q(QQuickSpinBox); - stopPressRepeat(); - delayTimer = q->startTimer(AUTO_REPEAT_DELAY); -} - -void QQuickSpinBoxPrivate::startPressRepeat() -{ - Q_Q(QQuickSpinBox); - stopPressRepeat(); - repeatTimer = q->startTimer(AUTO_REPEAT_INTERVAL); -} - -void QQuickSpinBoxPrivate::stopPressRepeat() -{ - Q_Q(QQuickSpinBox); - if (delayTimer > 0) { - q->killTimer(delayTimer); - delayTimer = 0; - } - if (repeatTimer > 0) { - q->killTimer(repeatTimer); - repeatTimer = 0; - } -} - -bool QQuickSpinBoxPrivate::handleMousePressEvent(QQuickItem *child, QMouseEvent *event) -{ - Q_Q(QQuickSpinBox); - QQuickItem *ui = up->indicator(); - QQuickItem *di = down->indicator(); - up->setPressed(ui && ui->contains(ui->mapFromItem(child, event->pos()))); - down->setPressed(di && di->contains(di->mapFromItem(child, event->pos()))); - - bool pressed = up->isPressed() || down->isPressed(); - q->setAccessibleProperty("pressed", pressed); - if (pressed) - startRepeatDelay(); - return pressed; -} - -bool QQuickSpinBoxPrivate::handleMouseMoveEvent(QQuickItem *child, QMouseEvent *event) -{ - Q_Q(QQuickSpinBox); - QQuickItem *ui = up->indicator(); - QQuickItem *di = down->indicator(); - up->setPressed(ui && ui->contains(ui->mapFromItem(child, event->pos()))); - down->setPressed(di && di->contains(di->mapFromItem(child, event->pos()))); - - bool pressed = up->isPressed() || down->isPressed(); - q->setAccessibleProperty("pressed", pressed); - stopPressRepeat(); - return pressed; -} - -bool QQuickSpinBoxPrivate::handleMouseReleaseEvent(QQuickItem *child, QMouseEvent *event) -{ - Q_Q(QQuickSpinBox); - QQuickItem *ui = up->indicator(); - QQuickItem *di = down->indicator(); - bool wasPressed = up->isPressed() || down->isPressed(); - if (up->isPressed()) { - up->setPressed(false); - if (repeatTimer <= 0 && ui && ui->contains(ui->mapFromItem(child, event->pos()))) - q->increase(); - } else if (down->isPressed()) { - down->setPressed(false); - if (repeatTimer <= 0 && di && di->contains(di->mapFromItem(child, event->pos()))) - q->decrease(); - } - - q->setAccessibleProperty("pressed", false); - stopPressRepeat(); - return wasPressed; -} - -bool QQuickSpinBoxPrivate::handleMouseUngrabEvent(QQuickItem *) -{ - Q_Q(QQuickSpinBox); - up->setPressed(false); - down->setPressed(false); - - q->setAccessibleProperty("pressed", false); - stopPressRepeat(); - return false; -} - -QQuickSpinBox::QQuickSpinBox(QQuickItem *parent) : - QQuickControl(*(new QQuickSpinBoxPrivate), parent) -{ - Q_D(QQuickSpinBox); - d->up = new QQuickSpinButton(this); - d->down = new QQuickSpinButton(this); - - setFlag(ItemIsFocusScope); - setFiltersChildMouseEvents(true); - setAcceptedMouseButtons(Qt::LeftButton); -} - -/*! - \qmlproperty int Qt.labs.controls::SpinBox::from - - This property holds the starting value for the range. The default value is \c 0. - - \sa to, value -*/ -int QQuickSpinBox::from() const -{ - Q_D(const QQuickSpinBox); - return d->from; -} - -void QQuickSpinBox::setFrom(int from) -{ - Q_D(QQuickSpinBox); - if (d->from != from) { - d->from = from; - emit fromChanged(); - if (isComponentComplete()) - setValue(d->value); - } -} - -/*! - \qmlproperty int Qt.labs.controls::SpinBox::to - - This property holds the end value for the range. The default value is \c 99. - - \sa from, value -*/ -int QQuickSpinBox::to() const -{ - Q_D(const QQuickSpinBox); - return d->to; -} - -void QQuickSpinBox::setTo(int to) -{ - Q_D(QQuickSpinBox); - if (d->to != to) { - d->to = to; - emit toChanged(); - if (isComponentComplete()) - setValue(d->value); - } -} - -/*! - \qmlproperty int Qt.labs.controls::SpinBox::value - - This property holds the value in the range \c from - \c to. The default value is \c 0. -*/ -int QQuickSpinBox::value() const -{ - Q_D(const QQuickSpinBox); - return d->value; -} - -void QQuickSpinBox::setValue(int value) -{ - Q_D(QQuickSpinBox); - if (isComponentComplete()) - value = d->boundValue(value); - - if (d->value != value) { - d->value = value; - emit valueChanged(); - } -} - -/*! - \qmlproperty int Qt.labs.controls::SpinBox::stepSize - - This property holds the step size. The default value is \c 1. - - \sa increase(), decrease() -*/ -int QQuickSpinBox::stepSize() const -{ - Q_D(const QQuickSpinBox); - return d->stepSize; -} - -void QQuickSpinBox::setStepSize(int step) -{ - Q_D(QQuickSpinBox); - if (d->stepSize != step) { - d->stepSize = step; - emit stepSizeChanged(); - } -} - -/*! - \qmlproperty Validator Qt.labs.controls::SpinBox::validator - - This property holds the input text validator. By default, SpinBox uses - \l IntValidator to accept input of integer numbers. - - \snippet SpinBox.qml validator - - \sa textFromValue, valueFromText, {Control::locale}{locale} -*/ -QValidator *QQuickSpinBox::validator() const -{ - Q_D(const QQuickSpinBox); - return d->validator; -} - -void QQuickSpinBox::setValidator(QValidator *validator) -{ - Q_D(QQuickSpinBox); - if (d->validator != validator) { - d->validator = validator; - emit validatorChanged(); - } -} - -/*! - \qmlproperty function Qt.labs.controls::SpinBox::textFromValue - - This property holds a callback function that is called whenever - an integer value needs to be converted to display text. - - The callback function signature is \c {string function(value, locale)}. - The function can have one or two arguments, where the first argument - is the value to be converted, and the optional second argument is the - locale that should be used for the conversion, if applicable. - - The default implementation does the conversion using \l {QtQml::Locale}{Number.toLocaleString()}: - - \code - textFromValue: function(value, locale) { return Number(value).toLocaleString(locale, 'f', 0); } - \endcode - - \sa valueFromText, validator, {Control::locale}{locale} -*/ -QJSValue QQuickSpinBox::textFromValue() const -{ - Q_D(const QQuickSpinBox); - if (!d->textFromValue.isCallable()) { - QQmlEngine *engine = qmlEngine(this); - if (engine) - d->textFromValue = engine->evaluate(QStringLiteral("function(value, locale) { return Number(value).toLocaleString(locale, 'f', 0); }")); - } - return d->textFromValue; -} - -void QQuickSpinBox::setTextFromValue(const QJSValue &callback) -{ - Q_D(QQuickSpinBox); - if (!callback.isCallable()) { - qmlInfo(this) << "textFromValue must be a callable function"; - return; - } - d->textFromValue = callback; - emit textFromValueChanged(); -} - -/*! - \qmlproperty function Qt.labs.controls::SpinBox::valueFromText - - This property holds a callback function that is called whenever - input text needs to be converted to an integer value. - - The callback function signature is \c {int function(text, locale)}. - The function can have one or two arguments, where the first argument - is the text to be converted, and the optional second argument is the - locale that should be used for the conversion, if applicable. - - The default implementation does the conversion using \l {QtQml::Locale}{Number.fromLocaleString()}: - - \code - valueFromText: function(text, locale) { return Number.fromLocaleString(locale, text); } - \endcode - - \sa textFromValue, validator, {Control::locale}{locale} -*/ -QJSValue QQuickSpinBox::valueFromText() const -{ - Q_D(const QQuickSpinBox); - if (!d->valueFromText.isCallable()) { - QQmlEngine *engine = qmlEngine(this); - if (engine) - d->valueFromText = engine->evaluate(QStringLiteral("function(text, locale) { return Number.fromLocaleString(locale, text); }")); - } - return d->valueFromText; -} - -void QQuickSpinBox::setValueFromText(const QJSValue &callback) -{ - Q_D(QQuickSpinBox); - if (!callback.isCallable()) { - qmlInfo(this) << "valueFromText must be a callable function"; - return; - } - d->valueFromText = callback; - emit valueFromTextChanged(); -} - -/*! - \qmlpropertygroup Qt.labs.controls::SpinBox::up - \qmlproperty bool Qt.labs.controls::SpinBox::up.pressed - \qmlproperty Item Qt.labs.controls::SpinBox::up.indicator - - These properties hold the up indicator item and whether it is pressed. - - \sa increase() -*/ -QQuickSpinButton *QQuickSpinBox::up() const -{ - Q_D(const QQuickSpinBox); - return d->up; -} - -/*! - \qmlpropertygroup Qt.labs.controls::SpinBox::down - \qmlproperty bool Qt.labs.controls::SpinBox::down.pressed - \qmlproperty Item Qt.labs.controls::SpinBox::down.indicator - - These properties hold the down indicator item and whether it is pressed. - - \sa decrease() -*/ -QQuickSpinButton *QQuickSpinBox::down() const -{ - Q_D(const QQuickSpinBox); - return d->down; -} - -/*! - \qmlmethod void Qt.labs.controls::SpinBox::increase() - - Increases the value by \l stepSize. - - \sa stepSize -*/ -void QQuickSpinBox::increase() -{ - Q_D(QQuickSpinBox); - setValue(d->value + d->effectiveStepSize()); -} - -/*! - \qmlmethod void Qt.labs.controls::SpinBox::decrease() - - Decreases the value by \l stepSize. - - \sa stepSize -*/ -void QQuickSpinBox::decrease() -{ - Q_D(QQuickSpinBox); - setValue(d->value - d->effectiveStepSize()); -} - -void QQuickSpinBox::keyPressEvent(QKeyEvent *event) -{ - Q_D(QQuickSpinBox); - QQuickControl::keyPressEvent(event); - - switch (event->key()) { - case Qt::Key_Up: - increase(); - d->up->setPressed(true); - event->accept(); - break; - - case Qt::Key_Down: - decrease(); - d->down->setPressed(true); - event->accept(); - break; - - default: - break; - } - - setAccessibleProperty("pressed", d->up->isPressed() || d->down->isPressed()); -} - -void QQuickSpinBox::keyReleaseEvent(QKeyEvent *event) -{ - Q_D(QQuickSpinBox); - QQuickControl::keyReleaseEvent(event); - - if (event->key() == Qt::Key_Enter || event->key() == Qt::Key_Return) - d->updateValue(); - - d->up->setPressed(false); - d->down->setPressed(false); - setAccessibleProperty("pressed", false); -} - -bool QQuickSpinBox::childMouseEventFilter(QQuickItem *child, QEvent *event) -{ - Q_D(QQuickSpinBox); - 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)); - case QEvent::UngrabMouse: - return d->handleMouseUngrabEvent(child); - default: - return false; - } -} - -void QQuickSpinBox::mousePressEvent(QMouseEvent *event) -{ - Q_D(QQuickSpinBox); - QQuickControl::mousePressEvent(event); - d->handleMousePressEvent(this, event); -} - -void QQuickSpinBox::mouseMoveEvent(QMouseEvent *event) -{ - Q_D(QQuickSpinBox); - QQuickControl::mouseMoveEvent(event); - d->handleMouseMoveEvent(this, event); -} - -void QQuickSpinBox::mouseReleaseEvent(QMouseEvent *event) -{ - Q_D(QQuickSpinBox); - QQuickControl::mouseReleaseEvent(event); - d->handleMouseReleaseEvent(this, event); -} - -void QQuickSpinBox::mouseUngrabEvent() -{ - Q_D(QQuickSpinBox); - QQuickControl::mouseUngrabEvent(); - d->handleMouseUngrabEvent(this); -} - -void QQuickSpinBox::timerEvent(QTimerEvent *event) -{ - Q_D(QQuickSpinBox); - QQuickControl::timerEvent(event); - if (event->timerId() == d->delayTimer) { - d->startPressRepeat(); - } else if (event->timerId() == d->repeatTimer) { - if (d->up->isPressed()) - increase(); - else if (d->down->isPressed()) - decrease(); - } -} - -void QQuickSpinBox::itemChange(ItemChange change, const ItemChangeData &value) -{ - Q_D(QQuickSpinBox); - QQuickControl::itemChange(change, value); - if (change == ItemActiveFocusHasChanged && !value.boolValue) - d->updateValue(); -} - -void QQuickSpinBox::contentItemChange(QQuickItem *newItem, QQuickItem *oldItem) -{ - Q_UNUSED(oldItem); - if (newItem) - newItem->setActiveFocusOnTab(true); -} - -#ifndef QT_NO_ACCESSIBILITY -QAccessible::Role QQuickSpinBox::accessibleRole() const -{ - return QAccessible::SpinBox; -} -#endif - -class QQuickSpinButtonPrivate : public QObjectPrivate -{ -public: - QQuickSpinButtonPrivate() : pressed(false), indicator(Q_NULLPTR) { } - bool pressed; - QQuickItem *indicator; -}; - -QQuickSpinButton::QQuickSpinButton(QQuickSpinBox *parent) : - QObject(*(new QQuickSpinButtonPrivate), parent) -{ -} - -bool QQuickSpinButton::isPressed() const -{ - Q_D(const QQuickSpinButton); - return d->pressed; -} - -void QQuickSpinButton::setPressed(bool pressed) -{ - Q_D(QQuickSpinButton); - if (d->pressed != pressed) { - d->pressed = pressed; - emit pressedChanged(); - } -} - -QQuickItem *QQuickSpinButton::indicator() const -{ - Q_D(const QQuickSpinButton); - return d->indicator; -} - -void QQuickSpinButton::setIndicator(QQuickItem *indicator) -{ - Q_D(QQuickSpinButton); - if (d->indicator != indicator) { - delete d->indicator; - d->indicator = indicator; - if (indicator) { - if (!indicator->parentItem()) - indicator->setParentItem(static_cast<QQuickItem *>(parent())); - indicator->setAcceptedMouseButtons(Qt::LeftButton); - } - emit indicatorChanged(); - } -} - -QT_END_NAMESPACE |