Merge remote-tracking branch 'qt/4.8'

Conflicts:
	src/s60installs/eabi/QtOpenGLu.def

1 files changed, 364 insertions, 0 deletions

diff --git a/src/plugins/qmltooling/declarativeobserver/editor/subcomponenteditortool.cpp b/src/plugins/qmltooling/declarativeobserver/editor/subcomponenteditortool.cpp
new file mode 100644
index 0000000000..ab7729645c
--- /dev/null
+++ b/src/plugins/qmltooling/declarativeobserver/editor/subcomponenteditortool.cpp
@@ -0,0 +1,364 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "subcomponenteditortool_p.h"
+#include "subcomponentmasklayeritem_p.h"
+#include "livelayeritem_p.h"
+
+#include "../qdeclarativeviewobserver_p_p.h"
+
+#include <QtGui/QGraphicsItem>
+#include <QtGui/QGraphicsObject>
+#include <QtGui/QMouseEvent>
+#include <QtGui/QKeyEvent>
+
+#include <QtCore/QTimer>
+#include <QtCore/QDebug>
+
+QT_BEGIN_NAMESPACE
+
+const qreal MaxOpacity = 0.5f;
+
+SubcomponentEditorTool::SubcomponentEditorTool(QDeclarativeViewObserver *view)
+    : AbstractLiveEditTool(view),
+      m_animIncrement(0.05f),
+      m_animTimer(new QTimer(this))
+{
+    QDeclarativeViewObserverPrivate *observerPrivate =
+            QDeclarativeViewObserverPrivate::get(view);
+    m_mask = new SubcomponentMaskLayerItem(view, observerPrivate->manipulatorLayer);
+    connect(m_animTimer, SIGNAL(timeout()), SLOT(animate()));
+    m_animTimer->setInterval(20);
+}
+
+SubcomponentEditorTool::~SubcomponentEditorTool()
+{
+
+}
+
+void SubcomponentEditorTool::mousePressEvent(QMouseEvent * /*event*/)
+{
+
+}
+
+void SubcomponentEditorTool::mouseMoveEvent(QMouseEvent * /*event*/)
+{
+
+}
+
+bool SubcomponentEditorTool::containsCursor(const QPoint &mousePos) const
+{
+    if (!m_currentContext.size())
+        return false;
+
+    QPointF scenePos = view()->mapToScene(mousePos);
+    QRectF itemRect = m_currentContext.top()->boundingRect()
+            | m_currentContext.top()->childrenBoundingRect();
+    QRectF polyRect = m_currentContext.top()->mapToScene(itemRect).boundingRect();
+
+    return polyRect.contains(scenePos);
+}
+
+void SubcomponentEditorTool::mouseReleaseEvent(QMouseEvent * /*event*/)
+{
+
+}
+
+void SubcomponentEditorTool::mouseDoubleClickEvent(QMouseEvent *event)
+{
+    if (event->buttons() & Qt::LeftButton
+            && !containsCursor(event->pos())
+            && m_currentContext.size() > 1)
+    {
+        aboutToPopContext();
+    }
+}
+
+void SubcomponentEditorTool::hoverMoveEvent(QMouseEvent *event)
+{
+    if (!containsCursor(event->pos()) && m_currentContext.size() > 1) {
+        QDeclarativeViewObserverPrivate::get(observer())->clearHighlight();
+    }
+}
+
+void SubcomponentEditorTool::wheelEvent(QWheelEvent * /*event*/)
+{
+
+}
+
+void SubcomponentEditorTool::keyPressEvent(QKeyEvent * /*event*/)
+{
+
+}
+
+void SubcomponentEditorTool::keyReleaseEvent(QKeyEvent * /*keyEvent*/)
+{
+
+}
+
+void SubcomponentEditorTool::itemsAboutToRemoved(const QList<QGraphicsItem*> &/*itemList*/)
+{
+
+}
+
+void SubcomponentEditorTool::animate()
+{
+    if (m_animIncrement > 0) {
+        if (m_mask->opacity() + m_animIncrement < MaxOpacity) {
+            m_mask->setOpacity(m_mask->opacity() + m_animIncrement);
+        } else {
+            m_animTimer->stop();
+            m_mask->setOpacity(MaxOpacity);
+        }
+    } else {
+        if (m_mask->opacity() + m_animIncrement > 0) {
+            m_mask->setOpacity(m_mask->opacity() + m_animIncrement);
+        } else {
+            m_animTimer->stop();
+            m_mask->setOpacity(0);
+            popContext();
+            emit contextPathChanged(m_path);
+        }
+    }
+
+}
+
+void SubcomponentEditorTool::clear()
+{
+    m_currentContext.clear();
+    m_mask->setCurrentItem(0);
+    m_animTimer->stop();
+    m_mask->hide();
+    m_path.clear();
+
+    emit contextPathChanged(m_path);
+    emit cleared();
+}
+
+void SubcomponentEditorTool::selectedItemsChanged(const QList<QGraphicsItem*> &/*itemList*/)
+{
+
+}
+
+void SubcomponentEditorTool::setCurrentItem(QGraphicsItem* contextItem)
+{
+    if (!contextItem)
+        return;
+
+    QGraphicsObject *gfxObject = contextItem->toGraphicsObject();
+    if (!gfxObject)
+        return;
+
+    //QString parentClassName = gfxObject->metaObject()->className();
+    //if (parentClassName.contains(QRegExp("_QMLTYPE_\\d+")))
+
+    bool containsSelectableItems = false;
+    foreach (QGraphicsItem *item, gfxObject->childItems()) {
+        if (item->type() == Constants::EditorItemType
+                || item->type() == Constants::ResizeHandleItemType)
+        {
+            continue;
+        }
+        containsSelectableItems = true;
+        break;
+    }
+
+    if (containsSelectableItems) {
+        m_mask->setCurrentItem(gfxObject);
+        m_mask->setOpacity(0);
+        m_mask->show();
+        m_animIncrement = 0.05f;
+        m_animTimer->start();
+
+        QDeclarativeViewObserverPrivate::get(observer())->clearHighlight();
+        observer()->setSelectedItems(QList<QGraphicsItem*>());
+
+        pushContext(gfxObject);
+    }
+}
+
+QGraphicsItem *SubcomponentEditorTool::firstChildOfContext(QGraphicsItem *item) const
+{
+    if (!item)
+        return 0;
+
+    if (isDirectChildOfContext(item))
+        return item;
+
+    QGraphicsItem *parent = item->parentItem();
+    while (parent) {
+        if (isDirectChildOfContext(parent))
+            return parent;
+        parent = parent->parentItem();
+    }
+
+    return 0;
+}
+
+bool SubcomponentEditorTool::isChildOfContext(QGraphicsItem *item) const
+{
+    return (firstChildOfContext(item) != 0);
+}
+
+bool SubcomponentEditorTool::isDirectChildOfContext(QGraphicsItem *item) const
+{
+    return (item->parentItem() == m_currentContext.top());
+}
+
+bool SubcomponentEditorTool::itemIsChildOfQmlSubComponent(QGraphicsItem *item) const
+{
+    if (item->parentItem() && item->parentItem() != m_currentContext.top()) {
+        QGraphicsObject *parent = item->parentItem()->toGraphicsObject();
+        QString parentClassName = QLatin1String(parent->metaObject()->className());
+
+        if (parentClassName.contains(QRegExp(QLatin1String("_QMLTYPE_\\d+")))) {
+            return true;
+        } else {
+            return itemIsChildOfQmlSubComponent(parent);
+        }
+    }
+
+    return false;
+}
+
+void SubcomponentEditorTool::pushContext(QGraphicsObject *contextItem)
+{
+    connect(contextItem, SIGNAL(destroyed(QObject*)), this, SLOT(contextDestroyed(QObject*)));
+    connect(contextItem, SIGNAL(xChanged()), this, SLOT(resizeMask()));
+    connect(contextItem, SIGNAL(yChanged()), this, SLOT(resizeMask()));
+    connect(contextItem, SIGNAL(widthChanged()), this, SLOT(resizeMask()));
+    connect(contextItem, SIGNAL(heightChanged()), this, SLOT(resizeMask()));
+    connect(contextItem, SIGNAL(rotationChanged()), this, SLOT(resizeMask()));
+
+    m_currentContext.push(contextItem);
+    QString title = titleForItem(contextItem);
+    emit contextPushed(title);
+
+    m_path << title;
+    emit contextPathChanged(m_path);
+}
+
+void SubcomponentEditorTool::aboutToPopContext()
+{
+    if (m_currentContext.size() > 2) {
+        popContext();
+        emit contextPathChanged(m_path);
+    } else {
+        m_animIncrement = -0.05f;
+        m_animTimer->start();
+    }
+}
+
+QGraphicsObject *SubcomponentEditorTool::popContext()
+{
+    QGraphicsObject *popped = m_currentContext.pop();
+    m_path.removeLast();
+
+    emit contextPopped();
+
+    disconnect(popped, SIGNAL(xChanged()), this, SLOT(resizeMask()));
+    disconnect(popped, SIGNAL(yChanged()), this, SLOT(resizeMask()));
+    disconnect(popped, SIGNAL(scaleChanged()), this, SLOT(resizeMask()));
+    disconnect(popped, SIGNAL(widthChanged()), this, SLOT(resizeMask()));
+    disconnect(popped, SIGNAL(heightChanged()), this, SLOT(resizeMask()));
+
+    if (m_currentContext.size() > 1) {
+        QGraphicsObject *item = m_currentContext.top();
+        m_mask->setCurrentItem(item);
+        m_mask->setOpacity(MaxOpacity);
+        m_mask->setVisible(true);
+    } else {
+        m_mask->setVisible(false);
+    }
+
+    return popped;
+}
+
+void SubcomponentEditorTool::resizeMask()
+{
+    QGraphicsObject *item = m_currentContext.top();
+    m_mask->setCurrentItem(item);
+}
+
+QGraphicsObject *SubcomponentEditorTool::currentRootItem() const
+{
+    return m_currentContext.top();
+}
+
+void SubcomponentEditorTool::contextDestroyed(QObject *contextToDestroy)
+{
+    disconnect(contextToDestroy, SIGNAL(destroyed(QObject*)),
+               this, SLOT(contextDestroyed(QObject*)));
+
+    // pop out the whole context - it might not be safe anymore.
+    while (m_currentContext.size() > 1) {
+        m_currentContext.pop();
+        m_path.removeLast();
+        emit contextPopped();
+    }
+    m_mask->setVisible(false);
+
+    emit contextPathChanged(m_path);
+}
+
+QGraphicsObject *SubcomponentEditorTool::setContext(int contextIndex)
+{
+    Q_ASSERT(contextIndex >= 0);
+
+    // sometimes we have to delete the context while user was still clicking around,
+    // so just bail out.
+    if (contextIndex >= m_currentContext.size() -1)
+        return 0;
+
+    while (m_currentContext.size() - 1 > contextIndex) {
+        popContext();
+    }
+    emit contextPathChanged(m_path);
+
+    return m_currentContext.top();
+}
+
+int SubcomponentEditorTool::contextIndex() const
+{
+    return m_currentContext.size() - 1;
+}
+
+QT_END_NAMESPACE