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Diffstat (limited to 'src/imports/layouts/qquickgridlayoutengine_p.h')
| -rw-r--r-- | src/imports/layouts/qquickgridlayoutengine_p.h | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/src/imports/layouts/qquickgridlayoutengine_p.h b/src/imports/layouts/qquickgridlayoutengine_p.h deleted file mode 100644 index 2810e2e5d0..0000000000 --- a/src/imports/layouts/qquickgridlayoutengine_p.h +++ /dev/null @@ -1,164 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the Qt Quick Layouts module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** 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. -** -** 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.LGPL3 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-3.0.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 (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QQUICKGRIDLAYOUTENGINE_P_H -#define QQUICKGRIDLAYOUTENGINE_P_H - -// -// W A R N I N G -// ------------- -// -// This file is not part of the Qt API. It exists for the convenience -// of the graphics view layout classes. This header -// file may change from version to version without notice, or even be removed. -// -// We mean it. -// - -#include <QtGui/private/qgridlayoutengine_p.h> -#include <QtGui/private/qlayoutpolicy_p.h> -#include <QtCore/qmath.h> - -#include "qquickitem.h" -#include "qquicklayout_p.h" -#include "qdebug.h" -QT_BEGIN_NAMESPACE - -class QQuickGridLayoutItem : public QGridLayoutItem { -public: - QQuickGridLayoutItem(QQuickItem *item, int row, int column, - int rowSpan = 1, int columnSpan = 1, Qt::Alignment alignment = 0) - : QGridLayoutItem(row, column, rowSpan, columnSpan, alignment), m_item(item), sizeHintCacheDirty(true), useFallbackToWidthOrHeight(true) {} - - - QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint) const override - { - Q_UNUSED(constraint); // Quick Layouts does not support constraint atm - return effectiveSizeHints()[which]; - } - - QSizeF *effectiveSizeHints() const - { - if (!sizeHintCacheDirty) - return cachedSizeHints; - - QQuickLayout::effectiveSizeHints_helper(m_item, cachedSizeHints, 0, useFallbackToWidthOrHeight); - useFallbackToWidthOrHeight = false; - - sizeHintCacheDirty = false; - return cachedSizeHints; - } - - void setCachedSizeHints(QSizeF *sizeHints) - { - for (int i = 0; i < Qt::NSizeHints; ++i) { - cachedSizeHints[i] = sizeHints[i]; - } - sizeHintCacheDirty = false; - } - - void invalidate() - { - quickLayoutDebug() << "engine::invalidate()"; - sizeHintCacheDirty = true; - } - - QLayoutPolicy::Policy sizePolicy(Qt::Orientation orientation) const override - { - return QQuickLayout::effectiveSizePolicy_helper(m_item, orientation, attachedLayoutObject(m_item, false)); - } - - void setGeometry(const QRectF &rect) override - { - QQuickLayoutAttached *info = attachedLayoutObject(m_item, false); - const QRectF r = info ? rect.marginsRemoved(info->qMargins()) : rect; - const QSizeF oldSize(m_item->width(), m_item->height()); - const QSizeF newSize = r.size(); - m_item->setPosition(r.topLeft()); - if (newSize == oldSize) { - if (QQuickLayout *lay = qobject_cast<QQuickLayout *>(m_item)) { - if (lay->arrangementIsDirty()) - lay->rearrange(newSize); - } - } else { - m_item->setSize(newSize); - } - } - - QQuickItem *layoutItem() const { return m_item; } - - QQuickItem *m_item; -private: - mutable QSizeF cachedSizeHints[Qt::NSizeHints]; - mutable unsigned sizeHintCacheDirty : 1; - mutable unsigned useFallbackToWidthOrHeight : 1; -}; - -class QQuickGridLayoutEngine : public QGridLayoutEngine { -public: - QQuickGridLayoutEngine() : QGridLayoutEngine(Qt::AlignVCenter, true /*snapToPixelGrid*/) { } - - int indexOf(QQuickItem *item) const { - for (int i = 0; i < q_items.size(); ++i) { - if (item == static_cast<QQuickGridLayoutItem*>(q_items.at(i))->layoutItem()) - return i; - } - return -1; - } - - QQuickGridLayoutItem *findLayoutItem(QQuickItem *layoutItem) const - { - for (int i = q_items.count() - 1; i >= 0; --i) { - QQuickGridLayoutItem *item = static_cast<QQuickGridLayoutItem*>(q_items.at(i)); - if (item->layoutItem() == layoutItem) - return item; - } - return 0; - } - - void setAlignment(QQuickItem *quickItem, Qt::Alignment alignment); - Qt::Alignment alignment(QQuickItem *quickItem) const; - -}; - - - -QT_END_NAMESPACE - -#endif // QQUICKGRIDLAYOUTENGINE_P_H |