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Diffstat (limited to 'src/qtdesktop/qquicklayout.cpp')
| -rw-r--r-- | src/qtdesktop/qquicklayout.cpp | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/src/qtdesktop/qquicklayout.cpp b/src/qtdesktop/qquicklayout.cpp deleted file mode 100644 index 1872fc76..00000000 --- a/src/qtdesktop/qquicklayout.cpp +++ /dev/null @@ -1,199 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** 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 Digia Plc and its Subsidiary(-ies) 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." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qquicklayout_p.h" -#include <QEvent> -#include <QApplication> -#include <QtCore/qnumeric.h> - -QT_BEGIN_NAMESPACE - -static const qreal q_declarativeLayoutMaxSize = 10e8; - - -QQuickComponentsLayoutAttached::QQuickComponentsLayoutAttached(QObject *parent) - : QObject(parent), - m_minimumWidth(0), - m_minimumHeight(0), - m_maximumWidth(q_declarativeLayoutMaxSize), - m_maximumHeight(q_declarativeLayoutMaxSize), - m_verticalSizePolicy(QQuickComponentsLayout::Fixed), - m_horizontalSizePolicy(QQuickComponentsLayout::Fixed) -{ - -} - -void QQuickComponentsLayoutAttached::setMinimumWidth(qreal width) -{ - if (qIsNaN(width) || m_minimumWidth == width) - return; - - m_minimumWidth = width; - updateLayout(); -} - -void QQuickComponentsLayoutAttached::setMinimumHeight(qreal height) -{ - if (qIsNaN(height) || m_minimumHeight == height) - return; - - m_minimumHeight = height; - updateLayout(); -} - -void QQuickComponentsLayoutAttached::setMaximumWidth(qreal width) -{ - if (qIsNaN(width) || m_maximumWidth == width) - return; - - m_maximumWidth = width; - updateLayout(); -} - -void QQuickComponentsLayoutAttached::setMaximumHeight(qreal height) -{ - if (qIsNaN(height) || m_maximumHeight == height) - return; - - m_maximumHeight = height; - updateLayout(); -} - -void QQuickComponentsLayoutAttached::setVerticalSizePolicy(QQuickComponentsLayout::SizePolicy policy) -{ - if (m_verticalSizePolicy != policy) { - m_verticalSizePolicy = policy; - updateLayout(); - } -} - -void QQuickComponentsLayoutAttached::setHorizontalSizePolicy(QQuickComponentsLayout::SizePolicy policy) -{ - if (m_horizontalSizePolicy != policy) { - m_horizontalSizePolicy = policy; - updateLayout(); - } -} - -void QQuickComponentsLayoutAttached::updateLayout() -{ - if (m_layout) - m_layout->invalidate(); -} - - - -QQuickComponentsLayout::QQuickComponentsLayout(QQuickItem *parent) - : QQuickItem(parent), - m_dirty(false) -{ - -} - -QQuickComponentsLayout::~QQuickComponentsLayout() -{ - -} - -void QQuickComponentsLayout::setupItemLayout(QQuickItem *item) -{ - QObject *attached = qmlAttachedPropertiesObject<QQuickComponentsLayout>(item); - QQuickComponentsLayoutAttached *info = static_cast<QQuickComponentsLayoutAttached *>(attached); - info->m_layout = this; -} - -QQuickComponentsLayoutAttached *QQuickComponentsLayout::qmlAttachedProperties(QObject *object) -{ - return new QQuickComponentsLayoutAttached(object); -} - -bool QQuickComponentsLayout::event(QEvent *e) -{ - if (e->type() == QEvent::LayoutRequest) - reconfigureTopDown(); - - return QQuickItem::event(e); -} - -void QQuickComponentsLayout::invalidate() -{ - if (m_dirty) - return; - - QQuickComponentsLayout *layout = this; - QQuickComponentsLayout *parentLayout = 0; - - while (!layout->m_dirty) { - layout->m_dirty = true; - parentLayout = qobject_cast<QQuickComponentsLayout *>(layout->parentItem()); - - if (!parentLayout) - break; - else - layout = parentLayout; - } - - // just post events for top level layouts - if (!parentLayout) - QApplication::postEvent(layout, new QEvent(QEvent::LayoutRequest)); -} - -void QQuickComponentsLayout::reconfigureTopDown() -{ - const QList<QQuickItem *> &children = childItems(); - - reconfigureLayout(); - - foreach (QQuickItem *child, children) { - QQuickComponentsLayout *layout = qobject_cast<QQuickComponentsLayout *>(child); - - if (layout && layout->m_dirty) - layout->reconfigureTopDown(); - } - - m_dirty = false; -} - -void QQuickComponentsLayout::reconfigureLayout() -{ - -} - -QT_END_NAMESPACE |