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Diffstat (limited to 'sources/pyside2/doc/codesnippets/doc/src/snippets/accessibilityslidersnippet.cpp')
-rw-r--r-- | sources/pyside2/doc/codesnippets/doc/src/snippets/accessibilityslidersnippet.cpp | 271 |
1 files changed, 0 insertions, 271 deletions
diff --git a/sources/pyside2/doc/codesnippets/doc/src/snippets/accessibilityslidersnippet.cpp b/sources/pyside2/doc/codesnippets/doc/src/snippets/accessibilityslidersnippet.cpp deleted file mode 100644 index 6c479cd3f..000000000 --- a/sources/pyside2/doc/codesnippets/doc/src/snippets/accessibilityslidersnippet.cpp +++ /dev/null @@ -1,271 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of Qt for Python. -** -** $QT_BEGIN_LICENSE:BSD$ -** 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 https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - - -//! [0] -QAccessibleSlider::QAccessibleSlider(QWidget *w) -: QAccessibleAbstractSlider(w) -{ - Q_ASSERT(slider()); - addControllingSignal(QLatin1String("valueChanged(int)")); -} -//! [0] - -QSlider *QAccessibleSlider::slider() const -{ - return qobject_cast<QSlider*>(object()); -} - -//! [1] -QRect QAccessibleSlider::rect(int child) const -{ -//! [1] - QRect rect; - if (!slider()->isVisible()) - return rect; - const QStyleOptionSlider option = qt_qsliderStyleOption(slider()); - QRect srect = slider()->style()->subControlRect(QStyle::CC_Slider, &option, - QStyle::SC_SliderHandle, slider()); - -//! [2] - switch (child) { - case PageLeft: - if (slider()->orientation() == Qt::Vertical) - rect = QRect(0, 0, slider()->width(), srect.y()); - else - rect = QRect(0, 0, srect.x(), slider()->height()); - break; - case Position: - rect = srect; - break; - case PageRight: - if (slider()->orientation() == Qt::Vertical) - rect = QRect(0, srect.y() + srect.height(), slider()->width(), slider()->height()- srect.y() - srect.height()); - else - rect = QRect(srect.x() + srect.width(), 0, slider()->width() - srect.x() - srect.width(), slider()->height()); - break; - default: - return QAccessibleAbstractSlider::rect(child); - } -//! [2] //! [3] - - QPoint tp = slider()->mapToGlobal(QPoint(0,0)); - return QRect(tp.x() + rect.x(), tp.y() + rect.y(), rect.width(), rect.height()); -} -//! [3] - -int QAccessibleSlider::childCount() const -{ - if (!slider()->isVisible()) - return 0; - return PageRight; -} - -//! [4] -QString QAccessibleSlider::text(Text t, int child) const -{ - if (!slider()->isVisible()) - return QString(); - switch (t) { - case Value: - if (!child || child == 2) - return QString::number(slider()->value()); - return QString(); - case Name: - switch (child) { - case PageLeft: - return slider()->orientation() == Qt::Horizontal ? - QSlider::tr("Page left") : QSlider::tr("Page up"); - case Position: - return QSlider::tr("Position"); - case PageRight: - return slider()->orientation() == Qt::Horizontal ? - QSlider::tr("Page right") : QSlider::tr("Page down"); - } - break; - default: - break; - } - return QAccessibleAbstractSlider::text(t, child); -} -//! [4] - -//! [5] -QAccessible::Role QAccessibleSlider::role(int child) const -{ - switch (child) { - case PageLeft: - case PageRight: - return PushButton; - case Position: - return Indicator; - default: - return Slider; - } -} -//! [5] - -//! [6] -QAccessible::State QAccessibleSlider::state(int child) const -{ - const State parentState = QAccessibleAbstractSlider::state(0); -//! [6] - - if (child == 0) - return parentState; - - // Inherit the Invisible state from parent. - State state = parentState & QAccessible::Invisible; - - // Disable left/right if we are at the minimum/maximum. - const QSlider * const slider = QAccessibleSlider::slider(); -//! [7] - switch (child) { - case PageLeft: - if (slider->value() <= slider->minimum()) - state |= Unavailable; - break; - case PageRight: - if (slider->value() >= slider->maximum()) - state |= Unavailable; - break; - case Position: - default: - break; - } - - return state; -} -//! [7] - -int QAccessibleSlider::defaultAction(int child) const -{ - switch (child) { - case SliderSelf: - return SetFocus; - case PageLeft: - return Press; - case PageRight: - return Press; - } - - return 0; -} - -// Name, Description, Value, Help, Accelerator -static const char * const actionTexts[][5] = -{ - {"Press", "Decreases the value of the slider", "", "", "Ctrl+L"}, - {"Press", "Increaces the value of the slider", "", "", "Ctrl+R"} -}; - -QString QAccessibleSlider::actionText(int action, Text text, int child) const -{ - if (action != Press || child < 1 || child > 2) - return QAccessibleAbstractSlider::actionText(action, text, child); - - return actionTexts[child - 1][t]; -} - -bool QAccessibleSlider::doAction(int action, int child) -{ - if (action != Press || child < 1 || child > 2) - return false; - - if (child == PageLeft) - slider()->setValue(slider()->value() - slider()->pageStep()); - else - slider()->setValue(slider()->value() + slider()->pageStep()); -} - -QAccessibleAbstractSlider::QAccessibleAbstractSlider(QWidget *w, Role r) - : QAccessibleWidgetEx(w, r) -{ - Q_ASSERT(qobject_cast<QAbstractSlider *>(w)); -} - -QVariant QAccessibleAbstractSlider::invokeMethodEx(Method method, int child, const QVariantList ¶ms) -{ - switch (method) { - case ListSupportedMethods: { - QSet<QAccessible::Method> set; - set << ListSupportedMethods; - return qVariantFromValue(set | qvariant_cast<QSet<QAccessible::Method> >( - QAccessibleWidgetEx::invokeMethodEx(method, child, params))); - } - default: - return QAccessibleWidgetEx::invokeMethodEx(method, child, params); - } -} - -QVariant QAccessibleAbstractSlider::currentValue() -{ - return abstractSlider()->value(); -} - -void QAccessibleAbstractSlider::setCurrentValue(const QVariant &value) -{ - abstractSlider()->setValue(value.toInt()); -} - -QVariant QAccessibleAbstractSlider::maximumValue() -{ - return abstractSlider()->maximum(); -} - -QVariant QAccessibleAbstractSlider::minimumValue() -{ - return abstractSlider()->minimum(); -} - -QAbstractSlider *QAccessibleAbstractSlider::abstractSlider() const -{ - return static_cast<QAbstractSlider *>(object()); -} |