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Diffstat (limited to 'src/quicktemplates2/qquicklabel.cpp')
| -rw-r--r-- | src/quicktemplates2/qquicklabel.cpp | 592 |
1 files changed, 0 insertions, 592 deletions
diff --git a/src/quicktemplates2/qquicklabel.cpp b/src/quicktemplates2/qquicklabel.cpp deleted file mode 100644 index d5d9146a..00000000 --- a/src/quicktemplates2/qquicklabel.cpp +++ /dev/null @@ -1,592 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: http://www.qt.io/licensing/ -** -** This file is part of the Qt Quick Templates 2 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 "qquicklabel_p.h" -#include "qquicklabel_p_p.h" -#include "qquickcontrol_p.h" -#include "qquickcontrol_p_p.h" -#include "qquickdeferredexecute_p_p.h" - -#include <QtQuick/private/qquickitem_p.h> -#include <QtQuick/private/qquicktext_p.h> - -#if QT_CONFIG(accessibility) -#include <QtQuick/private/qquickaccessibleattached_p.h> -#endif - -QT_BEGIN_NAMESPACE - -/*! - \qmltype Label - \inherits Text -//! \instantiates QQuickLabel - \inqmlmodule QtQuick.Controls - \since 5.7 - \ingroup text - \brief Styled text label with inherited font. - - Label extends \l Text with styling and \l {Control::font}{font} - inheritance. The default colors and font are style specific. Label - can also have a visual \l background item. - - \image qtquickcontrols2-label.png - - \snippet qtquickcontrols2-label.qml 1 - - You can use the properties of \l Text to change the appearance of the text as desired: - - \qml - Label { - text: "Hello world" - font.pixelSize: 22 - font.italic: true - } - \endqml - - \sa {Customizing Label} -*/ - -QQuickLabelPrivate::QQuickLabelPrivate() -{ -#if QT_CONFIG(accessibility) - QAccessible::installActivationObserver(this); -#endif -} - -QQuickLabelPrivate::~QQuickLabelPrivate() -{ -#if QT_CONFIG(accessibility) - QAccessible::removeActivationObserver(this); -#endif -} - -void QQuickLabelPrivate::setTopInset(qreal value, bool reset) -{ - Q_Q(QQuickLabel); - const QMarginsF oldInset = getInset(); - extra.value().topInset = value; - extra.value().hasTopInset = !reset; - if (!qFuzzyCompare(oldInset.top(), value)) { - emit q->topInsetChanged(); - q->insetChange(getInset(), oldInset); - } -} - -void QQuickLabelPrivate::setLeftInset(qreal value, bool reset) -{ - Q_Q(QQuickLabel); - const QMarginsF oldInset = getInset(); - extra.value().leftInset = value; - extra.value().hasLeftInset = !reset; - if (!qFuzzyCompare(oldInset.left(), value)) { - emit q->leftInsetChanged(); - q->insetChange(getInset(), oldInset); - } -} - -void QQuickLabelPrivate::setRightInset(qreal value, bool reset) -{ - Q_Q(QQuickLabel); - const QMarginsF oldInset = getInset(); - extra.value().rightInset = value; - extra.value().hasRightInset = !reset; - if (!qFuzzyCompare(oldInset.right(), value)) { - emit q->rightInsetChanged(); - q->insetChange(getInset(), oldInset); - } -} - -void QQuickLabelPrivate::setBottomInset(qreal value, bool reset) -{ - Q_Q(QQuickLabel); - const QMarginsF oldInset = getInset(); - extra.value().bottomInset = value; - extra.value().hasBottomInset = !reset; - if (!qFuzzyCompare(oldInset.bottom(), value)) { - emit q->bottomInsetChanged(); - q->insetChange(getInset(), oldInset); - } -} - -void QQuickLabelPrivate::resizeBackground() -{ - if (!background) - return; - - resizingBackground = true; - - QQuickItemPrivate *p = QQuickItemPrivate::get(background); - if (((!p->widthValid() || !extra.isAllocated() || !extra->hasBackgroundWidth) && qFuzzyIsNull(background->x())) - || (extra.isAllocated() && (extra->hasLeftInset || extra->hasRightInset))) { - background->setX(getLeftInset()); - background->setWidth(width - getLeftInset() - getRightInset()); - } - if (((!p->heightValid() || !extra.isAllocated() || !extra->hasBackgroundHeight) && qFuzzyIsNull(background->y())) - || (extra.isAllocated() && (extra->hasTopInset || extra->hasBottomInset))) { - background->setY(getTopInset()); - background->setHeight(height - getTopInset() - getBottomInset()); - } - - resizingBackground = false; -} - -/*! - \internal - - Determine which font is implicitly imposed on this control by its ancestors - and QGuiApplication::font, resolve this against its own font (attributes from - the implicit font are copied over). Then propagate this font to this - control's children. -*/ -void QQuickLabelPrivate::resolveFont() -{ - Q_Q(QQuickLabel); - inheritFont(QQuickControlPrivate::parentFont(q)); -} - -void QQuickLabelPrivate::inheritFont(const QFont &font) -{ - QFont parentFont = extra.isAllocated() ? extra->requestedFont.resolve(font) : font; - parentFont.setResolveMask(extra.isAllocated() ? extra->requestedFont.resolveMask() | font.resolveMask() : font.resolveMask()); - - const QFont defaultFont = QQuickTheme::font(QQuickTheme::Label); - QFont resolvedFont = parentFont.resolve(defaultFont); - - setFont_helper(resolvedFont); -} - -/*! - \internal - - Assign \a font to this control, and propagate it to all children. -*/ -void QQuickLabelPrivate::updateFont(const QFont &font) -{ - Q_Q(QQuickLabel); - QFont oldFont = sourceFont; - q->QQuickText::setFont(font); - - QQuickControlPrivate::updateFontRecur(q, font); - - if (oldFont != font) - emit q->fontChanged(); -} - -void QQuickLabelPrivate::textChanged(const QString &text) -{ -#if QT_CONFIG(accessibility) - maybeSetAccessibleName(text); -#else - Q_UNUSED(text); -#endif -} - -#if QT_CONFIG(accessibility) -void QQuickLabelPrivate::accessibilityActiveChanged(bool active) -{ - if (!active) - return; - - Q_Q(QQuickLabel); - QQuickAccessibleAttached *accessibleAttached = qobject_cast<QQuickAccessibleAttached *>(qmlAttachedPropertiesObject<QQuickAccessibleAttached>(q, true)); - Q_ASSERT(accessibleAttached); - accessibleAttached->setRole(accessibleRole()); - maybeSetAccessibleName(text); -} - -QAccessible::Role QQuickLabelPrivate::accessibleRole() const -{ - return QAccessible::StaticText; -} - -void QQuickLabelPrivate::maybeSetAccessibleName(const QString &name) -{ - Q_Q(QQuickLabel); - auto accessibleAttached = qobject_cast<QQuickAccessibleAttached *>( - qmlAttachedPropertiesObject<QQuickAccessibleAttached>(q, true)); - if (accessibleAttached) { - if (!accessibleAttached->wasNameExplicitlySet()) - accessibleAttached->setNameImplicitly(name); - } -} -#endif - -static inline QString backgroundName() { return QStringLiteral("background"); } - -void QQuickLabelPrivate::cancelBackground() -{ - Q_Q(QQuickLabel); - quickCancelDeferred(q, backgroundName()); -} - -void QQuickLabelPrivate::executeBackground(bool complete) -{ - Q_Q(QQuickLabel); - if (background.wasExecuted()) - return; - - if (!background || complete) - quickBeginDeferred(q, backgroundName(), background); - if (complete) - quickCompleteDeferred(q, backgroundName(), background); -} - -void QQuickLabelPrivate::itemGeometryChanged(QQuickItem *item, QQuickGeometryChange change, const QRectF &diff) -{ - Q_UNUSED(diff); - if (resizingBackground || item != background || !change.sizeChange()) - return; - - QQuickItemPrivate *p = QQuickItemPrivate::get(item); - extra.value().hasBackgroundWidth = p->widthValid(); - extra.value().hasBackgroundHeight = p->heightValid(); - resizeBackground(); -} - -void QQuickLabelPrivate::itemImplicitWidthChanged(QQuickItem *item) -{ - Q_Q(QQuickLabel); - if (item == background) - emit q->implicitBackgroundWidthChanged(); -} - -void QQuickLabelPrivate::itemImplicitHeightChanged(QQuickItem *item) -{ - Q_Q(QQuickLabel); - if (item == background) - emit q->implicitBackgroundHeightChanged(); -} - -void QQuickLabelPrivate::itemDestroyed(QQuickItem *item) -{ - Q_Q(QQuickLabel); - if (item == background) { - background = nullptr; - emit q->implicitBackgroundWidthChanged(); - emit q->implicitBackgroundHeightChanged(); - } -} - -QPalette QQuickLabelPrivate::defaultPalette() const -{ - return QQuickTheme::palette(QQuickTheme::Label); -} - -QQuickLabel::QQuickLabel(QQuickItem *parent) - : QQuickText(*(new QQuickLabelPrivate), parent) -{ - Q_D(QQuickLabel); - QObjectPrivate::connect(this, &QQuickText::textChanged, d, &QQuickLabelPrivate::textChanged); -} - -QQuickLabel::~QQuickLabel() -{ - Q_D(QQuickLabel); - QQuickControlPrivate::removeImplicitSizeListener(d->background, d, QQuickControlPrivate::ImplicitSizeChanges | QQuickItemPrivate::Geometry); -} - -QFont QQuickLabel::font() const -{ - return QQuickText::font(); -} - -void QQuickLabel::setFont(const QFont &font) -{ - Q_D(QQuickLabel); - if (d->extra.value().requestedFont.resolveMask() == font.resolveMask() && d->extra.value().requestedFont == font) - return; - - d->extra.value().requestedFont = font; - d->resolveFont(); -} - -/*! - \qmlproperty Item QtQuick.Controls::Label::background - - This property holds the background item. - - \note If the background item has no explicit size specified, it automatically - follows the control's size. In most cases, there is no need to specify - width or height for a background item. - - \sa {Customizing Label} -*/ -QQuickItem *QQuickLabel::background() const -{ - QQuickLabelPrivate *d = const_cast<QQuickLabelPrivate *>(d_func()); - if (!d->background) - d->executeBackground(); - return d->background; -} - -void QQuickLabel::setBackground(QQuickItem *background) -{ - Q_D(QQuickLabel); - if (d->background == background) - return; - - if (!d->background.isExecuting()) - d->cancelBackground(); - - const qreal oldImplicitBackgroundWidth = implicitBackgroundWidth(); - const qreal oldImplicitBackgroundHeight = implicitBackgroundHeight(); - - if (d->extra.isAllocated()) { - d->extra.value().hasBackgroundWidth = false; - d->extra.value().hasBackgroundHeight = false; - } - - QQuickControlPrivate::removeImplicitSizeListener(d->background, d, QQuickControlPrivate::ImplicitSizeChanges | QQuickItemPrivate::Geometry); - QQuickControlPrivate::hideOldItem(d->background); - d->background = background; - - if (background) { - background->setParentItem(this); - if (qFuzzyIsNull(background->z())) - background->setZ(-1); - QQuickItemPrivate *p = QQuickItemPrivate::get(background); - if (p->widthValid() || p->heightValid()) { - d->extra.value().hasBackgroundWidth = p->widthValid(); - d->extra.value().hasBackgroundHeight = p->heightValid(); - } - if (isComponentComplete()) - d->resizeBackground(); - QQuickControlPrivate::addImplicitSizeListener(background, d, QQuickControlPrivate::ImplicitSizeChanges | QQuickItemPrivate::Geometry); - } - - if (!qFuzzyCompare(oldImplicitBackgroundWidth, implicitBackgroundWidth())) - emit implicitBackgroundWidthChanged(); - if (!qFuzzyCompare(oldImplicitBackgroundHeight, implicitBackgroundHeight())) - emit implicitBackgroundHeightChanged(); - if (!d->background.isExecuting()) - emit backgroundChanged(); -} - -/*! - \since QtQuick.Controls 2.5 (Qt 5.12) - \qmlproperty real QtQuick.Controls::Label::implicitBackgroundWidth - \readonly - - This property holds the implicit background width. - - The value is equal to \c {background ? background.implicitWidth : 0}. - - \sa implicitBackgroundHeight -*/ -qreal QQuickLabel::implicitBackgroundWidth() const -{ - Q_D(const QQuickLabel); - if (!d->background) - return 0; - return d->background->implicitWidth(); -} - -/*! - \since QtQuick.Controls 2.5 (Qt 5.12) - \qmlproperty real QtQuick.Controls::Label::implicitBackgroundHeight - \readonly - - This property holds the implicit background height. - - The value is equal to \c {background ? background.implicitHeight : 0}. - - \sa implicitBackgroundWidth -*/ -qreal QQuickLabel::implicitBackgroundHeight() const -{ - Q_D(const QQuickLabel); - if (!d->background) - return 0; - return d->background->implicitHeight(); -} - -/*! - \since QtQuick.Controls 2.5 (Qt 5.12) - \qmlproperty real QtQuick.Controls::Label::topInset - - This property holds the top inset for the background. - - \sa {Control Layout}, bottomInset -*/ -qreal QQuickLabel::topInset() const -{ - Q_D(const QQuickLabel); - return d->getTopInset(); -} - -void QQuickLabel::setTopInset(qreal inset) -{ - Q_D(QQuickLabel); - d->setTopInset(inset); -} - -void QQuickLabel::resetTopInset() -{ - Q_D(QQuickLabel); - d->setTopInset(0, true); -} - -/*! - \since QtQuick.Controls 2.5 (Qt 5.12) - \qmlproperty real QtQuick.Controls::Label::leftInset - - This property holds the left inset for the background. - - \sa {Control Layout}, rightInset -*/ -qreal QQuickLabel::leftInset() const -{ - Q_D(const QQuickLabel); - return d->getLeftInset(); -} - -void QQuickLabel::setLeftInset(qreal inset) -{ - Q_D(QQuickLabel); - d->setLeftInset(inset); -} - -void QQuickLabel::resetLeftInset() -{ - Q_D(QQuickLabel); - d->setLeftInset(0, true); -} - -/*! - \since QtQuick.Controls 2.5 (Qt 5.12) - \qmlproperty real QtQuick.Controls::Label::rightInset - - This property holds the right inset for the background. - - \sa {Control Layout}, leftInset -*/ -qreal QQuickLabel::rightInset() const -{ - Q_D(const QQuickLabel); - return d->getRightInset(); -} - -void QQuickLabel::setRightInset(qreal inset) -{ - Q_D(QQuickLabel); - d->setRightInset(inset); -} - -void QQuickLabel::resetRightInset() -{ - Q_D(QQuickLabel); - d->setRightInset(0, true); -} - -/*! - \since QtQuick.Controls 2.5 (Qt 5.12) - \qmlproperty real QtQuick.Controls::Label::bottomInset - - This property holds the bottom inset for the background. - - \sa {Control Layout}, topInset -*/ -qreal QQuickLabel::bottomInset() const -{ - Q_D(const QQuickLabel); - return d->getBottomInset(); -} - -void QQuickLabel::setBottomInset(qreal inset) -{ - Q_D(QQuickLabel); - d->setBottomInset(inset); -} - -void QQuickLabel::resetBottomInset() -{ - Q_D(QQuickLabel); - d->setBottomInset(0, true); -} - -void QQuickLabel::classBegin() -{ - Q_D(QQuickLabel); - QQuickText::classBegin(); - d->resolveFont(); -} - -void QQuickLabel::componentComplete() -{ - Q_D(QQuickLabel); - d->executeBackground(true); - QQuickText::componentComplete(); - d->resizeBackground(); -#if QT_CONFIG(accessibility) - if (QAccessible::isActive()) - d->accessibilityActiveChanged(true); -#endif -} - -void QQuickLabel::itemChange(QQuickItem::ItemChange change, const QQuickItem::ItemChangeData &value) -{ - Q_D(QQuickLabel); - QQuickText::itemChange(change, value); - switch (change) { - case ItemEnabledHasChanged: - break; - case ItemSceneChange: - case ItemParentHasChanged: - if ((change == ItemParentHasChanged && value.item) || (change == ItemSceneChange && value.window)) { - d->resolveFont(); - } - break; - default: - break; - } -} - -void QQuickLabel::geometryChange(const QRectF &newGeometry, const QRectF &oldGeometry) -{ - Q_D(QQuickLabel); - QQuickText::geometryChange(newGeometry, oldGeometry); - d->resizeBackground(); -} - -void QQuickLabel::insetChange(const QMarginsF &newInset, const QMarginsF &oldInset) -{ - Q_D(QQuickLabel); - Q_UNUSED(newInset); - Q_UNUSED(oldInset); - d->resizeBackground(); -} - -QT_END_NAMESPACE |