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Diffstat (limited to 'src/templates/qquickabstractbutton.cpp')
| -rw-r--r-- | src/templates/qquickabstractbutton.cpp | 634 |
1 files changed, 0 insertions, 634 deletions
diff --git a/src/templates/qquickabstractbutton.cpp b/src/templates/qquickabstractbutton.cpp deleted file mode 100644 index 95afc09d..00000000 --- a/src/templates/qquickabstractbutton.cpp +++ /dev/null @@ -1,634 +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 "qquickabstractbutton_p.h" -#include "qquickabstractbutton_p_p.h" -#include "qquickbuttongroup_p.h" - -#include <QtGui/qstylehints.h> -#include <QtGui/qguiapplication.h> -#include <QtQuick/private/qquickevents_p_p.h> -#include <QtQml/qqmllist.h> - -QT_BEGIN_NAMESPACE - -// copied from qabstractbutton.cpp -static const int AUTO_REPEAT_DELAY = 300; -static const int AUTO_REPEAT_INTERVAL = 100; - -/*! - \qmltype AbstractButton - \inherits Control - \instantiates QQuickAbstractButton - \inqmlmodule Qt.labs.controls - \ingroup qtlabscontrols-buttons - \brief The base of all button controls. - - AbstractButton provides the interface for controls with button-like - behavior; for example, push buttons and checkable controls like - radio buttons and check boxes. As an abstract control, it has no delegate - implementations, leaving them to the types that derive from it. - - TODO: ButtonGroup usage - - \labs -*/ - -/*! - \qmlsignal Qt.labs.controls::AbstractButton::pressed() - - This signal is emitted when the button is interactively pressed by the user. -*/ - -/*! - \qmlsignal Qt.labs.controls::AbstractButton::released() - - This signal is emitted when the button is interactively released by the user. -*/ - -/*! - \qmlsignal Qt.labs.controls::AbstractButton::canceled() - - This signal is emitted when the button loses mouse grab - while being pressed, or when it would emit the \l released - signal but the mouse cursor is not inside the button. -*/ - -/*! - \qmlsignal Qt.labs.controls::AbstractButton::clicked() - - This signal is emitted when the button is interactively clicked by the user. -*/ - -/*! - \qmlsignal Qt.labs.controls::AbstractButton::pressAndHold() - - This signal is emitted when the button is interactively perssed and held down by the user. -*/ - -/*! - \qmlsignal Qt.labs.controls::AbstractButton::doubleClicked() - - This signal is emitted when the button is interactively double clicked by the user. -*/ - -QQuickAbstractButtonPrivate::QQuickAbstractButtonPrivate() : - pressed(false), checked(false), checkable(false), highlighted(false), autoExclusive(false), autoRepeat(false), wasHeld(false), - holdTimer(0), delayTimer(0), repeatTimer(0), repeatButton(Qt::NoButton), - label(Q_NULLPTR), indicator(Q_NULLPTR), group(Q_NULLPTR) -{ -} - -bool QQuickAbstractButtonPrivate::isPressAndHoldConnected() -{ - Q_Q(QQuickAbstractButton); - IS_SIGNAL_CONNECTED(q, QQuickAbstractButton, pressAndHold, ()); -} - -void QQuickAbstractButtonPrivate::startPressAndHold() -{ - Q_Q(QQuickAbstractButton); - wasHeld = false; - stopPressAndHold(); - if (isPressAndHoldConnected()) - holdTimer = q->startTimer(QGuiApplication::styleHints()->mousePressAndHoldInterval()); -} - -void QQuickAbstractButtonPrivate::stopPressAndHold() -{ - Q_Q(QQuickAbstractButton); - if (holdTimer > 0) { - q->killTimer(holdTimer); - holdTimer = 0; - } -} - -void QQuickAbstractButtonPrivate::startRepeatDelay() -{ - Q_Q(QQuickAbstractButton); - stopPressRepeat(); - delayTimer = q->startTimer(AUTO_REPEAT_DELAY); -} - -void QQuickAbstractButtonPrivate::startPressRepeat() -{ - Q_Q(QQuickAbstractButton); - stopPressRepeat(); - repeatTimer = q->startTimer(AUTO_REPEAT_INTERVAL); -} - -void QQuickAbstractButtonPrivate::stopPressRepeat() -{ - Q_Q(QQuickAbstractButton); - if (delayTimer > 0) { - q->killTimer(delayTimer); - delayTimer = 0; - } - if (repeatTimer > 0) { - q->killTimer(repeatTimer); - repeatTimer = 0; - } -} - -QQuickAbstractButton *QQuickAbstractButtonPrivate::findCheckedButton() const -{ - Q_Q(const QQuickAbstractButton); - if (group) - return qobject_cast<QQuickAbstractButton *>(group->checkedButton()); - - QList<QQuickAbstractButton *> buttons = findExclusiveButtons(); - // TODO: A singular QRadioButton can be unchecked, which seems logical, - // because there's nothing to be exclusive with. However, a RadioButton - // from QtQuick.Controls 1.x can never be unchecked, which is the behavior - // that QQuickRadioButton adopted. Uncommenting the following count check - // gives the QRadioButton behavior. Notice that tst_radiobutton.qml needs - // to be updated. - if (!autoExclusive /*|| buttons.count() == 1*/) - return Q_NULLPTR; - - foreach (QQuickAbstractButton *button, buttons) { - if (button->isChecked() && button != q) - return button; - } - return checked ? const_cast<QQuickAbstractButton *>(q) : Q_NULLPTR; -} - -QList<QQuickAbstractButton *> QQuickAbstractButtonPrivate::findExclusiveButtons() const -{ - QList<QQuickAbstractButton *> buttons; - if (group) { - QQmlListProperty<QQuickAbstractButton> groupButtons = group->buttons(); - int count = groupButtons.count(&groupButtons); - for (int i = 0; i < count; ++i) { - QQuickAbstractButton *button = qobject_cast<QQuickAbstractButton *>(groupButtons.at(&groupButtons, i)); - if (button) - buttons += button; - } - } else if (parentItem) { - foreach (QQuickItem *child, parentItem->childItems()) { - QQuickAbstractButton *button = qobject_cast<QQuickAbstractButton *>(child); - if (button && button->autoExclusive() && !QQuickAbstractButtonPrivate::get(button)->group) - buttons += button; - } - } - return buttons; -} - -QQuickAbstractButton::QQuickAbstractButton(QQuickItem *parent) : - QQuickControl(*(new QQuickAbstractButtonPrivate), parent) -{ - setActiveFocusOnTab(true); - setAcceptedMouseButtons(Qt::LeftButton); -} - -QQuickAbstractButton::QQuickAbstractButton(QQuickAbstractButtonPrivate &dd, QQuickItem *parent) : - QQuickControl(dd, parent) -{ - setActiveFocusOnTab(true); - setAcceptedMouseButtons(Qt::LeftButton); -} - -QQuickAbstractButton::~QQuickAbstractButton() -{ - Q_D(QQuickAbstractButton); - if (d->group) - d->group->removeButton(this); -} - -/*! - \qmlproperty string Qt.labs.controls::AbstractButton::text - - This property holds a textual description of the button. - - \note The text is used for accessibility purposes, so it makes sense to - set a textual description even if the label item is an image. - - \sa label -*/ -QString QQuickAbstractButton::text() const -{ - Q_D(const QQuickAbstractButton); - return d->text; -} - -void QQuickAbstractButton::setText(const QString &text) -{ - Q_D(QQuickAbstractButton); - if (d->text != text) { - d->text = text; - setAccessibleName(text); - emit textChanged(); - } -} - -/*! - \qmlproperty bool Qt.labs.controls::AbstractButton::pressed - - This property holds whether the button is pressed. -*/ -bool QQuickAbstractButton::isPressed() const -{ - Q_D(const QQuickAbstractButton); - return d->pressed; -} - -void QQuickAbstractButton::setPressed(bool isPressed) -{ - Q_D(QQuickAbstractButton); - if (d->pressed != isPressed) { - d->pressed = isPressed; - setAccessibleProperty("pressed", isPressed); - emit pressedChanged(); - } -} - -/*! - \qmlproperty bool Qt.labs.controls::AbstractButton::checked - - This property holds whether the button is checked. -*/ -bool QQuickAbstractButton::isChecked() const -{ - Q_D(const QQuickAbstractButton); - return d->checked; -} - -void QQuickAbstractButton::setChecked(bool checked) -{ - Q_D(QQuickAbstractButton); - if (checked && !d->checkable) - setCheckable(true); - - if (d->checked != checked) { - d->checked = checked; - setAccessibleProperty("checked", checked); - checkStateSet(); - emit checkedChanged(); - } -} - -/*! - \qmlproperty bool Qt.labs.controls::AbstractButton::checkable - - This property holds whether the button is checkable. -*/ -bool QQuickAbstractButton::isCheckable() const -{ - Q_D(const QQuickAbstractButton); - return d->checkable; -} - -void QQuickAbstractButton::setCheckable(bool checkable) -{ - Q_D(QQuickAbstractButton); - if (d->checkable != checkable) { - d->checkable = checkable; - setAccessibleProperty("checkable", checkable); - emit checkableChanged(); - } -} - -/*! - \qmlproperty bool Qt.labs.controls::AbstractButton::highlighted - - This property holds whether the button is highlighted. - - A button can be highlighted in order to draw the user's attention towards - it. It has no effect on keyboard interaction. - - The default value is \c false. -*/ -bool QQuickAbstractButton::isHighlighted() const -{ - Q_D(const QQuickAbstractButton); - return d->highlighted; -} - -void QQuickAbstractButton::setHighlighted(bool highlighted) -{ - Q_D(QQuickAbstractButton); - if (highlighted != d->highlighted) { - d->highlighted = highlighted; - emit highlightedChanged(); - } -} - -/*! - \qmlproperty bool Qt.labs.controls::AbstractButton::autoExclusive - - This property holds whether auto-exclusivity is enabled. - - If auto-exclusivity is enabled, checkable buttons that belong to the same - parent item behave as if they were part of the same ButtonGroup. Only - one button can be checked at any time; checking another button automatically - unchecks the previously checked one. - - \note The property has no effect on buttons that belong to an ButtonGroup. - - RadioButton and TabButton are auto-exclusive by default. -*/ -bool QQuickAbstractButton::autoExclusive() const -{ - Q_D(const QQuickAbstractButton); - return d->autoExclusive; -} - -void QQuickAbstractButton::setAutoExclusive(bool exclusive) -{ - Q_D(QQuickAbstractButton); - if (d->autoExclusive != exclusive) { - d->autoExclusive = exclusive; - emit autoExclusiveChanged(); - } -} - -/*! - \qmlproperty bool Qt.labs.controls::AbstractButton::autoRepeat - - This property holds whether the button repeats pressed(), released() - and clicked() signals while the button is pressed and held down. - - The default value is \c false. -*/ -bool QQuickAbstractButton::autoRepeat() const -{ - Q_D(const QQuickAbstractButton); - return d->autoRepeat; -} - -void QQuickAbstractButton::setAutoRepeat(bool repeat) -{ - Q_D(QQuickAbstractButton); - if (d->autoRepeat != repeat) { - d->stopPressRepeat(); - d->autoRepeat = repeat; - emit autoRepeatChanged(); - } -} - -/*! - \qmlproperty Item Qt.labs.controls::AbstractButton::indicator - - This property holds the indicator item. -*/ -QQuickItem *QQuickAbstractButton::indicator() const -{ - Q_D(const QQuickAbstractButton); - return d->indicator; -} - -void QQuickAbstractButton::setIndicator(QQuickItem *indicator) -{ - Q_D(QQuickAbstractButton); - if (d->indicator != indicator) { - delete d->indicator; - d->indicator = indicator; - if (indicator) { - if (!indicator->parentItem()) - indicator->setParentItem(this); - indicator->setAcceptedMouseButtons(Qt::LeftButton); - } - emit indicatorChanged(); - } -} - -/*! - \qmlproperty Item Qt.labs.controls::AbstractButton::label - - This property holds the label item. - - \sa text -*/ -QQuickItem *QQuickAbstractButton::label() const -{ - Q_D(const QQuickAbstractButton); - return d->label; -} - -void QQuickAbstractButton::setLabel(QQuickItem *label) -{ - Q_D(QQuickAbstractButton); - if (d->label != label) { - delete d->label; - d->label = label; - if (label && !label->parentItem()) - label->setParentItem(this); - emit labelChanged(); - } -} - -/*! - \qmlmethod void Qt.labs.controls::Button::toggle() - - Toggles the checked state of the button. -*/ -void QQuickAbstractButton::toggle() -{ - Q_D(QQuickAbstractButton); - setChecked(!d->checked); -} - -void QQuickAbstractButton::focusOutEvent(QFocusEvent *event) -{ - Q_D(QQuickAbstractButton); - QQuickControl::focusOutEvent(event); - if (d->pressed) { - setPressed(false); - emit canceled(); - } -} - -void QQuickAbstractButton::keyPressEvent(QKeyEvent *event) -{ - Q_D(QQuickAbstractButton); - QQuickControl::keyPressEvent(event); - if (event->key() == Qt::Key_Space) { - setPressed(true); - d->pressPoint = QPoint(qRound(width() / 2), qRound(height() / 2)); - - if (d->autoRepeat) { - d->startRepeatDelay(); - d->repeatButton = Qt::NoButton; - } - - emit pressed(); - } -} - -void QQuickAbstractButton::keyReleaseEvent(QKeyEvent *event) -{ - Q_D(QQuickAbstractButton); - QQuickControl::keyReleaseEvent(event); - if (event->key() == Qt::Key_Space) { - setPressed(false); - - emit released(); - emit clicked(); - nextCheckState(); - - if (d->autoRepeat) - d->stopPressRepeat(); - } -} - -void QQuickAbstractButton::mousePressEvent(QMouseEvent *event) -{ - Q_D(QQuickAbstractButton); - QQuickControl::mousePressEvent(event); - setPressed(true); - d->pressPoint = event->pos(); - - emit pressed(); - - if (d->autoRepeat) { - d->startRepeatDelay(); - d->repeatButton = event->button(); - } else if (Qt::LeftButton == (event->buttons() & Qt::LeftButton)) { - d->startPressAndHold(); - } else { - d->stopPressAndHold(); - } -} - -void QQuickAbstractButton::mouseMoveEvent(QMouseEvent *event) -{ - Q_D(QQuickAbstractButton); - QQuickControl::mouseMoveEvent(event); - setPressed(contains(event->pos())); - - if (d->autoRepeat) - d->stopPressRepeat(); - else if (d->holdTimer > 0 && QLineF(d->pressPoint, event->localPos()).length() > QGuiApplication::styleHints()->startDragDistance()) - d->stopPressAndHold(); -} - -void QQuickAbstractButton::mouseReleaseEvent(QMouseEvent *event) -{ - Q_D(QQuickAbstractButton); - QQuickControl::mouseReleaseEvent(event); - bool wasPressed = d->pressed; - setPressed(false); - - if (wasPressed) { - emit released(); - if (!d->wasHeld) - emit clicked(); - } else { - emit canceled(); - } - - if (contains(event->pos())) - nextCheckState(); - - if (d->autoRepeat) - d->stopPressRepeat(); - else - d->stopPressAndHold(); -} - -void QQuickAbstractButton::mouseDoubleClickEvent(QMouseEvent *event) -{ - QQuickControl::mouseDoubleClickEvent(event); - emit doubleClicked(); -} - -void QQuickAbstractButton::mouseUngrabEvent() -{ - Q_D(QQuickAbstractButton); - QQuickControl::mouseUngrabEvent(); - if (d->pressed) { - setPressed(false); - d->stopPressRepeat(); - d->stopPressAndHold(); - emit canceled(); - } -} - -void QQuickAbstractButton::timerEvent(QTimerEvent *event) -{ - Q_D(QQuickAbstractButton); - QQuickControl::timerEvent(event); - if (event->timerId() == d->holdTimer) { - d->stopPressAndHold(); - d->wasHeld = true; - emit pressAndHold(); - } else if (event->timerId() == d->delayTimer) { - d->startPressRepeat(); - } else if (event->timerId() == d->repeatTimer) { - emit released(); - emit clicked(); - emit pressed(); - } -} - -void QQuickAbstractButton::checkStateSet() -{ - Q_D(QQuickAbstractButton); - if (d->checked) { - QQuickAbstractButton *button = d->findCheckedButton(); - if (button && button != this) - button->setChecked(false); - } -} - -void QQuickAbstractButton::nextCheckState() -{ - Q_D(QQuickAbstractButton); - if (d->checkable && (!d->checked || d->findCheckedButton() != this)) - setChecked(!d->checked); -} - -#ifndef QT_NO_ACCESSIBILITY -void QQuickAbstractButton::accessibilityActiveChanged(bool active) -{ - QQuickControl::accessibilityActiveChanged(active); - - Q_D(QQuickAbstractButton); - if (active) { - setAccessibleName(d->text); - setAccessibleProperty("pressed", d->pressed); - setAccessibleProperty("checked", d->checked); - setAccessibleProperty("checkable", d->checkable); - } -} - -QAccessible::Role QQuickAbstractButton::accessibleRole() const -{ - return QAccessible::Button; -} -#endif - -QT_END_NAMESPACE |