diff options
Diffstat (limited to 'examples/declarative/cppextensions/qgraphicslayouts')
19 files changed, 1326 insertions, 0 deletions
diff --git a/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/layoutitem.pro b/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/layoutitem.pro new file mode 100644 index 00000000..77c6b2a2 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/layoutitem.pro @@ -0,0 +1,8 @@ +TEMPLATE = app +TARGET = +DEPENDPATH += . +INCLUDEPATH += . +QT += declarative + +SOURCES += main.cpp +RESOURCES += layoutitem.qrc diff --git a/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/layoutitem.qml b/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/layoutitem.qml new file mode 100644 index 00000000..1e2cd887 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/layoutitem.qml @@ -0,0 +1,57 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** 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 Nokia Corporation 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." +** $QT_END_LICENSE$ +** +****************************************************************************/ + +import QtQuick 1.0 + +LayoutItem { //Sized by the layout + id: resizable + + minimumSize: "100x100" + maximumSize: "300x300" + preferredSize: "100x100" + + Rectangle { color: "yellow"; anchors.fill: parent } + + Rectangle { + width: 100; height: 100 + anchors.top: parent.top; anchors.right: parent.right + color: "green" + } +} diff --git a/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/layoutitem.qmlproject b/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/layoutitem.qmlproject new file mode 100644 index 00000000..d4909f86 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/layoutitem.qmlproject @@ -0,0 +1,16 @@ +import QmlProject 1.0 + +Project { + /* Include .qml, .js, and image files from current directory and subdirectories */ + QmlFiles { + directory: "." + } + JavaScriptFiles { + directory: "." + } + ImageFiles { + directory: "." + } + /* List of plugin directories passed to QML runtime */ + // importPaths: [ " ../exampleplugin " ] +} diff --git a/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/layoutitem.qrc b/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/layoutitem.qrc new file mode 100644 index 00000000..2e525786 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/layoutitem.qrc @@ -0,0 +1,5 @@ +<!DOCTYPE RCC><RCC version="1.0"> +<qresource> + <file>layoutitem.qml</file> +</qresource> +</RCC> diff --git a/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/main.cpp b/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/main.cpp new file mode 100644 index 00000000..0a4af317 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/layoutitem/main.cpp @@ -0,0 +1,74 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** 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 Nokia Corporation 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 <QApplication> +#include <QGraphicsView> +#include <QGraphicsScene> +#include <QGraphicsWidget> +#include <QGraphicsLinearLayout> +#include <QDeclarativeComponent> +#include <QDeclarativeEngine> + +/* This example demonstrates using a LayoutItem to let QML snippets integrate + nicely with existing QGraphicsView applications designed with GraphicsLayouts +*/ +int main(int argc, char* argv[]) +{ + QApplication app(argc, argv); + + //Set up a graphics scene with a QGraphicsWidget and Layout + QGraphicsView view; + QGraphicsScene scene; + QGraphicsWidget *widget = new QGraphicsWidget(); + QGraphicsLinearLayout *layout = new QGraphicsLinearLayout(); + widget->setLayout(layout); + scene.addItem(widget); + view.setScene(&scene); + + //Add the QML snippet into the layout + QDeclarativeEngine engine; + QDeclarativeComponent c(&engine, QUrl(":layoutitem.qml")); + QGraphicsLayoutItem* obj = qobject_cast<QGraphicsLayoutItem*>(c.create()); + layout->addItem(obj); + + widget->setGeometry(QRectF(0,0, 400,400)); + view.show(); + return app.exec(); +} diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/gridlayout.cpp b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/gridlayout.cpp new file mode 100644 index 00000000..d2cefbf6 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/gridlayout.cpp @@ -0,0 +1,188 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** 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 Nokia Corporation 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 "gridlayout.h" + +#include <QGraphicsWidget> +#include <QDebug> + +GridLayoutAttached::GridLayoutAttached(QObject *parent) +: QObject(parent), m_row(-1), m_column(-1), m_rowspan(1), m_colspan(1), m_alignment(-1), m_rowStretch(-1), + m_colStretch(-1), m_rowSpacing(-1), m_colSpacing(-1), m_rowPrefHeight(-1), m_rowMaxHeight(-1), m_rowMinHeight(-1), + m_rowFixHeight(-1), m_colPrefwidth(-1), m_colMaxwidth(-1), m_colMinwidth(-1), m_colFixwidth(-1) +{ +} + +void GridLayoutAttached::setAlignment(Qt::Alignment a) +{ + if (m_alignment != a) { + m_alignment = a; + emit alignmentChanged(reinterpret_cast<QGraphicsLayoutItem*>(parent()), m_alignment); + } +} + +QHash<QGraphicsLayoutItem*, GridLayoutAttached*> GraphicsGridLayoutObject::attachedProperties; + +GraphicsGridLayoutObject::GraphicsGridLayoutObject(QObject *parent) +: QObject(parent) +{ +} + +GraphicsGridLayoutObject::~GraphicsGridLayoutObject() +{ +} + +void GraphicsGridLayoutObject::addWidget(QGraphicsWidget *widget) +{ + //use attached properties + if (QObject *obj = attachedProperties.value(qobject_cast<QGraphicsLayoutItem*>(widget))) { + int row = static_cast<GridLayoutAttached *>(obj)->row(); + int column = static_cast<GridLayoutAttached *>(obj)->column(); + int rowSpan = static_cast<GridLayoutAttached *>(obj)->rowSpan(); + int columnSpan = static_cast<GridLayoutAttached *>(obj)->columnSpan(); + if (row == -1 || column == -1) { + qWarning() << "Must set row and column for an item in a grid layout"; + return; + } + addItem(widget, row, column, rowSpan, columnSpan); + } +} + +void GraphicsGridLayoutObject::addLayoutItem(QGraphicsLayoutItem *item) +{ + //use attached properties + if (GridLayoutAttached *obj = attachedProperties.value(item)) { + int row = obj->row(); + int column = obj->column(); + int rowSpan = obj->rowSpan(); + int columnSpan = obj->columnSpan(); + Qt::Alignment alignment = obj->alignment(); + + if (row == -1 || column == -1) { + qWarning() << "Must set row and column for an item in a grid layout"; + return; + } + + if (obj->rowSpacing() != -1) + setRowSpacing(row, obj->rowSpacing()); + if (obj->columnSpacing() != -1) + setColumnSpacing(column, obj->columnSpacing()); + if (obj->rowStretchFactor() != -1) + setRowStretchFactor(row, obj->rowStretchFactor()); + if (obj->columnStretchFactor() != -1) + setColumnStretchFactor(column, obj->columnStretchFactor()); + if (obj->rowPreferredHeight() != -1) + setRowPreferredHeight(row, obj->rowPreferredHeight()); + if (obj->rowMaximumHeight() != -1) + setRowMaximumHeight(row, obj->rowMaximumHeight()); + if (obj->rowMinimumHeight() != -1) + setRowMinimumHeight(row, obj->rowMinimumHeight()); + if (obj->rowFixedHeight() != -1) + setRowFixedHeight(row, obj->rowFixedHeight()); + if (obj->columnPreferredWidth() != -1) + setColumnPreferredWidth(row, obj->columnPreferredWidth()); + if (obj->columnMaximumWidth() != -1) + setColumnMaximumWidth(row, obj->columnMaximumWidth()); + if (obj->columnMinimumWidth() != -1) + setColumnMinimumWidth(row, obj->columnMinimumWidth()); + if (obj->columnFixedWidth() != -1) + setColumnFixedWidth(row, obj->columnFixedWidth()); + + addItem(item, row, column, rowSpan, columnSpan); + + if (alignment != -1) + setAlignment(item, alignment); + QObject::connect(obj, SIGNAL(alignmentChanged(QGraphicsLayoutItem*, Qt::Alignment)), + this, SLOT(updateAlignment(QGraphicsLayoutItem*, Qt::Alignment))); + } +} + +void GraphicsGridLayoutObject::removeAt(int index) +{ + QGraphicsLayoutItem *item = itemAt(index); + if (item) { + GridLayoutAttached *obj = attachedProperties.value(item); + obj->disconnect(this); + attachedProperties.remove(item); + } + QGraphicsGridLayout::removeAt(index); +} + +void GraphicsGridLayoutObject::clearChildren() +{ + // do not delete the removed items; they will be deleted by the QML engine + while (count() > 0) + removeAt(count()-1); +} + +qreal GraphicsGridLayoutObject::spacing() const +{ + if (verticalSpacing() == horizontalSpacing()) + return verticalSpacing(); + return -1; +} + +qreal GraphicsGridLayoutObject::contentsMargin() const +{ + qreal a, b, c, d; + getContentsMargins(&a, &b, &c, &d); + if (a == b && a == c && a == d) + return a; + return -1; +} + +void GraphicsGridLayoutObject::setContentsMargin(qreal m) +{ + setContentsMargins(m, m, m, m); +} + +void GraphicsGridLayoutObject::updateAlignment(QGraphicsLayoutItem *item, Qt::Alignment alignment) +{ + QGraphicsGridLayout::setAlignment(item, alignment); +} + +GridLayoutAttached *GraphicsGridLayoutObject::qmlAttachedProperties(QObject *obj) +{ + GridLayoutAttached *rv = new GridLayoutAttached(obj); + if (qobject_cast<QGraphicsLayoutItem*>(obj)) + attachedProperties.insert(qobject_cast<QGraphicsLayoutItem*>(obj), rv); + return rv; +} + diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/gridlayout.h b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/gridlayout.h new file mode 100644 index 00000000..5c3f1a30 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/gridlayout.h @@ -0,0 +1,217 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** 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 Nokia Corporation 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." +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef GRIDLAYOUT_H +#define GRIDLAYOUT_H + +#include <qdeclarative.h> + +#include <QGraphicsGridLayout> +#include <QGraphicsLayoutItem> + +class GridLayoutAttached; +class GraphicsGridLayoutObject : public QObject, public QGraphicsGridLayout +{ + Q_OBJECT + Q_INTERFACES(QGraphicsLayout QGraphicsLayoutItem) + + Q_PROPERTY(QDeclarativeListProperty<QGraphicsLayoutItem> children READ children) + Q_PROPERTY(qreal spacing READ spacing WRITE setSpacing) + Q_PROPERTY(qreal contentsMargin READ contentsMargin WRITE setContentsMargin) + Q_PROPERTY(qreal verticalSpacing READ verticalSpacing WRITE setVerticalSpacing) + Q_PROPERTY(qreal horizontalSpacing READ horizontalSpacing WRITE setHorizontalSpacing) + Q_CLASSINFO("DefaultProperty", "children") + +public: + GraphicsGridLayoutObject(QObject * = 0); + ~GraphicsGridLayoutObject(); + + QDeclarativeListProperty<QGraphicsLayoutItem> children() { return QDeclarativeListProperty<QGraphicsLayoutItem>(this, 0, children_append, children_count, children_at, children_clear); } + + qreal spacing() const; + qreal contentsMargin() const; + void setContentsMargin(qreal); + + void removeAt(int index); + + static GridLayoutAttached *qmlAttachedProperties(QObject *); + +private slots: + void updateAlignment(QGraphicsLayoutItem*,Qt::Alignment); + +private: + friend class GraphicsLayoutAttached; + + void addWidget(QGraphicsWidget *); + void clearChildren(); + void addLayoutItem(QGraphicsLayoutItem *); + + static void children_append(QDeclarativeListProperty<QGraphicsLayoutItem> *prop, QGraphicsLayoutItem *item) { + static_cast<GraphicsGridLayoutObject*>(prop->object)->addLayoutItem(item); + } + + static void children_clear(QDeclarativeListProperty<QGraphicsLayoutItem> *prop) { + static_cast<GraphicsGridLayoutObject*>(prop->object)->clearChildren(); + } + + static int children_count(QDeclarativeListProperty<QGraphicsLayoutItem> *prop) { + return static_cast<GraphicsGridLayoutObject*>(prop->object)->count(); + } + + static QGraphicsLayoutItem *children_at(QDeclarativeListProperty<QGraphicsLayoutItem> *prop, int index) { + return static_cast<GraphicsGridLayoutObject*>(prop->object)->itemAt(index); + } + + static QHash<QGraphicsLayoutItem*, GridLayoutAttached*> attachedProperties; +}; + + +class GridLayoutAttached : public QObject +{ + Q_OBJECT + + Q_PROPERTY(int row READ row WRITE setRow) + Q_PROPERTY(int column READ column WRITE setColumn) + + Q_PROPERTY(int rowSpan READ rowSpan WRITE setRowSpan) + Q_PROPERTY(int columnSpan READ columnSpan WRITE setColumnSpan) + Q_PROPERTY(Qt::Alignment alignment READ alignment WRITE setAlignment) + + Q_PROPERTY(int rowStretchFactor READ rowStretchFactor WRITE setRowStretchFactor) + Q_PROPERTY(int columnStretchFactor READ columnStretchFactor WRITE setColumnStretchFactor) + Q_PROPERTY(int rowSpacing READ rowSpacing WRITE setRowSpacing) + Q_PROPERTY(int columnSpacing READ columnSpacing WRITE setColumnSpacing) + + Q_PROPERTY(int rowPreferredHeight READ rowPreferredHeight WRITE setRowPreferredHeight) + Q_PROPERTY(int rowMinimumHeight READ rowMinimumHeight WRITE setRowMinimumHeight) + Q_PROPERTY(int rowMaximumHeight READ rowMaximumHeight WRITE setRowMaximumHeight) + Q_PROPERTY(int rowFixedHeight READ rowFixedHeight WRITE setRowFixedHeight) + + Q_PROPERTY(int columnPreferredWidth READ columnPreferredWidth WRITE setColumnPreferredWidth) + Q_PROPERTY(int columnMaximumWidth READ columnMaximumWidth WRITE setColumnMaximumWidth) + Q_PROPERTY(int columnMinimumWidth READ columnMinimumWidth WRITE setColumnMinimumWidth) + Q_PROPERTY(int columnFixedWidth READ columnFixedWidth WRITE setColumnFixedWidth) + +public: + GridLayoutAttached(QObject *parent); + + int row() const { return m_row; } + void setRow(int r) { m_row = r; } + + int column() const { return m_column; } + void setColumn(int c) { m_column = c; } + + int rowSpan() const { return m_rowspan; } + void setRowSpan(int rs) { m_rowspan = rs; } + + int columnSpan() const { return m_colspan; } + void setColumnSpan(int cs) { m_colspan = cs; } + + Qt::Alignment alignment() const { return m_alignment; } + void setAlignment(Qt::Alignment a); + + int rowStretchFactor() const { return m_rowStretch; } + void setRowStretchFactor(int f) { m_rowStretch = f; } + int columnStretchFactor() const { return m_colStretch; } + void setColumnStretchFactor(int f) { m_colStretch = f; } + + int rowSpacing() const { return m_rowSpacing; } + void setRowSpacing(int s) { m_rowSpacing = s; } + int columnSpacing() const { return m_colSpacing; } + void setColumnSpacing(int s) { m_colSpacing = s; } + + int rowPreferredHeight() const { return m_rowPrefHeight; } + void setRowPreferredHeight(int s) { m_rowPrefHeight = s; } + + int rowMaximumHeight() const { return m_rowMaxHeight; } + void setRowMaximumHeight(int s) { m_rowMaxHeight = s; } + + int rowMinimumHeight() const { return m_rowMinHeight; } + void setRowMinimumHeight(int s) { m_rowMinHeight = s; } + + int rowFixedHeight() const { return m_rowFixHeight; } + void setRowFixedHeight(int s) { m_rowFixHeight = s; } + + int columnPreferredWidth() const { return m_colPrefwidth; } + void setColumnPreferredWidth(int s) { m_colPrefwidth = s; } + + int columnMaximumWidth() const { return m_colMaxwidth; } + void setColumnMaximumWidth(int s) { m_colMaxwidth = s; } + + int columnMinimumWidth() const { return m_colMinwidth; } + void setColumnMinimumWidth(int s) { m_colMinwidth = s; } + + int columnFixedWidth() const { return m_colFixwidth; } + void setColumnFixedWidth(int s) { m_colFixwidth = s; } + +signals: + void alignmentChanged(QGraphicsLayoutItem*, Qt::Alignment); + +private: + int m_row; + int m_column; + + int m_rowspan; + int m_colspan; + Qt::Alignment m_alignment; + + int m_rowStretch; + int m_colStretch; + int m_rowSpacing; + int m_colSpacing; + + int m_rowPrefHeight; + int m_rowMaxHeight; + int m_rowMinHeight; + int m_rowFixHeight; + + int m_colPrefwidth; + int m_colMaxwidth; + int m_colMinwidth; + int m_colFixwidth; +}; + +QML_DECLARE_INTERFACE(QGraphicsLayoutItem) +QML_DECLARE_INTERFACE(QGraphicsLayout) +QML_DECLARE_TYPE(GraphicsGridLayoutObject) +QML_DECLARE_TYPEINFO(GraphicsGridLayoutObject, QML_HAS_ATTACHED_PROPERTIES) + +#endif + diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/gridlayout.qrc b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/gridlayout.qrc new file mode 100644 index 00000000..112b6f0a --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/gridlayout.qrc @@ -0,0 +1,5 @@ +<RCC> + <qresource prefix="/"> + <file>qml/qgraphicsgridlayout/qgraphicsgridlayout.qml</file> + </qresource> +</RCC> diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/main.cpp b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/main.cpp new file mode 100644 index 00000000..d65fda80 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/main.cpp @@ -0,0 +1,63 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the plugins 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 Nokia Corporation 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 "gridlayout.h" +#include "qmlapplicationviewer.h" +#include <qdeclarative.h> +#include <QDeclarativeView> +#include <QApplication> + +int main(int argc, char* argv[]) +{ + QApplication app(argc, argv); + + qmlRegisterInterface<QGraphicsLayoutItem>("QGraphicsLayoutItem"); + qmlRegisterInterface<QGraphicsLayout>("QGraphicsLayout"); + qmlRegisterType<GraphicsGridLayoutObject>("GridLayouts", 4, 7, "GraphicsGridLayout"); + + QmlApplicationViewer viewer; + viewer.setOrientation(QmlApplicationViewer::ScreenOrientationAuto); + viewer.setMainQmlFile("qml/qgraphicsgridlayout/qgraphicsgridlayout.qml"); + viewer.showExpanded(); + + return app.exec(); +} + + diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/qgraphicsgridlayout.pro b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/qgraphicsgridlayout.pro new file mode 100644 index 00000000..e42b7ed5 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/qgraphicsgridlayout.pro @@ -0,0 +1,49 @@ +# Add more folders to ship with the application, here +folder_01.source = qml/qgraphicsgridlayout +folder_01.target = qml +DEPLOYMENTFOLDERS = folder_01 + +# Additional import path used to resolve QML modules in Creator's code model +QML_IMPORT_PATH = + +symbian:TARGET.UID3 = 0xE7E0DF63 + +# Smart Installer package's UID +# This UID is from the protected range and therefore the package will +# fail to install if self-signed. By default qmake uses the unprotected +# range value if unprotected UID is defined for the application and +# 0x2002CCCF value if protected UID is given to the application +#symbian:DEPLOYMENT.installer_header = 0x2002CCCF + +# Allow network access on Symbian +symbian:TARGET.CAPABILITY += NetworkServices + +# If your application uses the Qt Mobility libraries, uncomment the following +# lines and add the respective components to the MOBILITY variable. +# CONFIG += mobility +# MOBILITY += + +# Speed up launching on MeeGo/Harmattan when using applauncherd daemon +# CONFIG += qdeclarative-boostable + +# Add dependency to Symbian components +# CONFIG += qt-components +QT += network + +# The .cpp file which was generated for your project. Feel free to hack it. +SOURCES += \ + gridlayout.cpp \ + main.cpp + +HEADERS += \ + gridlayout.h + +RESOURCES += \ + gridlayout.qrc + +# Please do not modify the following two lines. Required for deployment. +desktopInstallPrefix=$$[QT_INSTALL_EXAMPLES]/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout +exists(qmlapplicationviewer/qmlapplicationviewer.pri):include(qmlapplicationviewer/qmlapplicationviewer.pri) +else:include(../../../../helper/qmlapplicationviewer/qmlapplicationviewer.pri) +qtcAddDeployment() + diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/qml/qgraphicsgridlayout/qgraphicsgridlayout.qml b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/qml/qgraphicsgridlayout/qgraphicsgridlayout.qml new file mode 100644 index 00000000..0ccdc6d1 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicsgridlayout/qml/qgraphicsgridlayout/qgraphicsgridlayout.qml @@ -0,0 +1,100 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** 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 Nokia Corporation 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$ +** +****************************************************************************/ + +import QtQuick 1.0 +import GridLayouts 4.7 + +Item { + width: 400 + height: 400 + + QGraphicsWidget { + size.width: parent.width + size.height: parent.height + + /* + Below we create a grid layout using the GraphicsGridLayout item + (defined by the GraphicsGridLayoutObject class in gridlayout.h). + + The row, column etc. are set through attached properties on + GraphicsGridLayout, using the properties defined in the + GridLayoutAttached class (also defined in gridlayout.h). + */ + + layout: GraphicsGridLayout { + LayoutItem { + GraphicsGridLayout.row: 0 + GraphicsGridLayout.column: 0 + minimumSize: "100x100" + maximumSize: "300x300" + preferredSize: "200x200" + Rectangle { color: "red"; anchors.fill: parent } + } + LayoutItem { + GraphicsGridLayout.row: 0 + GraphicsGridLayout.column: 1 + minimumSize: "100x100" + maximumSize: "200x200" + preferredSize: "200x200" + Rectangle { color: "orange"; anchors.fill: parent } + } + LayoutItem { + GraphicsGridLayout.row: 1 + GraphicsGridLayout.column: 0 + GraphicsGridLayout.columnSpan: 2 + minimumSize: "100x100" + Rectangle { color: "yellow"; anchors.fill: parent } + } + LayoutItem { + GraphicsGridLayout.row: 2 + GraphicsGridLayout.column: 0 + preferredSize: "200x200" + Rectangle { color: "green"; anchors.fill: parent } + } + LayoutItem { + GraphicsGridLayout.row: 2 + GraphicsGridLayout.column: 1 + preferredSize: "200x200" + Rectangle { color: "blue"; anchors.fill: parent } + } + } + } +} + diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslayouts.pro b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslayouts.pro new file mode 100644 index 00000000..672120a8 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslayouts.pro @@ -0,0 +1,6 @@ +TEMPLATE = subdirs + +SUBDIRS += \ + layoutitem \ + qgraphicsgridlayout \ + qgraphicslinearlayout diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslayouts.qmlproject b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslayouts.qmlproject new file mode 100644 index 00000000..d4909f86 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslayouts.qmlproject @@ -0,0 +1,16 @@ +import QmlProject 1.0 + +Project { + /* Include .qml, .js, and image files from current directory and subdirectories */ + QmlFiles { + directory: "." + } + JavaScriptFiles { + directory: "." + } + ImageFiles { + directory: "." + } + /* List of plugin directories passed to QML runtime */ + // importPaths: [ " ../exampleplugin " ] +} diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/linearlayout.cpp b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/linearlayout.cpp new file mode 100644 index 00000000..5c8872e5 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/linearlayout.cpp @@ -0,0 +1,175 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** 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 Nokia Corporation 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 "linearlayout.h" + +#include <QGraphicsWidget> +#include <QGraphicsLayoutItem> + +LinearLayoutAttached::LinearLayoutAttached(QObject *parent) +: QObject(parent), m_stretch(1), m_alignment(Qt::AlignTop), m_spacing(0) +{ +} + +void LinearLayoutAttached::setStretchFactor(int f) +{ + if (m_stretch != f) { + m_stretch = f; + emit stretchChanged(reinterpret_cast<QGraphicsLayoutItem*>(parent()), m_stretch); + } +} + +void LinearLayoutAttached::setSpacing(int s) +{ + if (m_spacing != s) { + m_spacing = s; + emit spacingChanged(reinterpret_cast<QGraphicsLayoutItem*>(parent()), m_spacing); + } +} + +void LinearLayoutAttached::setAlignment(Qt::Alignment a) +{ + if (m_alignment != a) { + m_alignment = a; + emit alignmentChanged(reinterpret_cast<QGraphicsLayoutItem*>(parent()), m_alignment); + } +} + +GraphicsLinearLayoutStretchItemObject::GraphicsLinearLayoutStretchItemObject(QObject *parent) + : QObject(parent) +{ +} + +QSizeF GraphicsLinearLayoutStretchItemObject::sizeHint(Qt::SizeHint which, const QSizeF &constraint) const +{ + Q_UNUSED(which); + Q_UNUSED(constraint); + return QSizeF(); +} + + +GraphicsLinearLayoutObject::GraphicsLinearLayoutObject(QObject *parent) +: QObject(parent) +{ +} + +GraphicsLinearLayoutObject::~GraphicsLinearLayoutObject() +{ +} + +void GraphicsLinearLayoutObject::insertLayoutItem(int index, QGraphicsLayoutItem *item) +{ + insertItem(index, item); + + if (LinearLayoutAttached *obj = attachedProperties.value(item)) { + setStretchFactor(item, obj->stretchFactor()); + setAlignment(item, obj->alignment()); + updateSpacing(item, obj->spacing()); + QObject::connect(obj, SIGNAL(stretchChanged(QGraphicsLayoutItem*,int)), + this, SLOT(updateStretch(QGraphicsLayoutItem*,int))); + QObject::connect(obj, SIGNAL(alignmentChanged(QGraphicsLayoutItem*,Qt::Alignment)), + this, SLOT(updateAlignment(QGraphicsLayoutItem*,Qt::Alignment))); + QObject::connect(obj, SIGNAL(spacingChanged(QGraphicsLayoutItem*,int)), + this, SLOT(updateSpacing(QGraphicsLayoutItem*,int))); + } +} + +void GraphicsLinearLayoutObject::removeAt(int index) +{ + QGraphicsLayoutItem *item = itemAt(index); + if (item) { + LinearLayoutAttached *obj = attachedProperties.value(item); + obj->disconnect(this); + attachedProperties.remove(item); + } + QGraphicsLinearLayout::removeAt(index); +} + +void GraphicsLinearLayoutObject::clearChildren() +{ + // do not delete the removed items; they will be deleted by the QML engine + while (count() > 0) + removeAt(count()-1); +} + +qreal GraphicsLinearLayoutObject::contentsMargin() const +{ + qreal a, b, c, d; + getContentsMargins(&a, &b, &c, &d); + if (a == b && a == c && a == d) + return a; + return -1; +} + +void GraphicsLinearLayoutObject::setContentsMargin(qreal m) +{ + setContentsMargins(m, m, m, m); +} + +void GraphicsLinearLayoutObject::updateStretch(QGraphicsLayoutItem *item, int stretch) +{ + QGraphicsLinearLayout::setStretchFactor(item, stretch); +} + +void GraphicsLinearLayoutObject::updateSpacing(QGraphicsLayoutItem* item, int spacing) +{ + for (int i=0; i < count(); i++){ + if (itemAt(i) == item) { + QGraphicsLinearLayout::setItemSpacing(i, spacing); + return; + } + } +} + +void GraphicsLinearLayoutObject::updateAlignment(QGraphicsLayoutItem *item, Qt::Alignment alignment) +{ + QGraphicsLinearLayout::setAlignment(item, alignment); +} + +QHash<QGraphicsLayoutItem*, LinearLayoutAttached*> GraphicsLinearLayoutObject::attachedProperties; +LinearLayoutAttached *GraphicsLinearLayoutObject::qmlAttachedProperties(QObject *obj) +{ + LinearLayoutAttached *rv = new LinearLayoutAttached(obj); + if (qobject_cast<QGraphicsLayoutItem*>(obj)) + attachedProperties.insert(qobject_cast<QGraphicsLayoutItem*>(obj), rv); + return rv; +} + + diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/linearlayout.h b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/linearlayout.h new file mode 100644 index 00000000..ff8c5f4f --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/linearlayout.h @@ -0,0 +1,152 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** 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 Nokia Corporation 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$ +** +****************************************************************************/ + +#ifndef LINEARLAYOUT_H +#define LINEARLAYOUT_H + +#include <qdeclarative.h> + +#include <QGraphicsLinearLayout> +#include <QGraphicsLayoutItem> + +class GraphicsLinearLayoutStretchItemObject : public QObject, public QGraphicsLayoutItem +{ + Q_OBJECT + Q_INTERFACES(QGraphicsLayoutItem) +public: + GraphicsLinearLayoutStretchItemObject(QObject *parent = 0); + + virtual QSizeF sizeHint(Qt::SizeHint, const QSizeF &) const; +}; + + +class LinearLayoutAttached; +class GraphicsLinearLayoutObject : public QObject, public QGraphicsLinearLayout +{ + Q_OBJECT + Q_INTERFACES(QGraphicsLayout QGraphicsLayoutItem) + + Q_PROPERTY(QDeclarativeListProperty<QGraphicsLayoutItem> children READ children) + Q_PROPERTY(Qt::Orientation orientation READ orientation WRITE setOrientation) + Q_PROPERTY(qreal spacing READ spacing WRITE setSpacing) + Q_PROPERTY(qreal contentsMargin READ contentsMargin WRITE setContentsMargin) + Q_CLASSINFO("DefaultProperty", "children") +public: + GraphicsLinearLayoutObject(QObject * = 0); + ~GraphicsLinearLayoutObject(); + + QDeclarativeListProperty<QGraphicsLayoutItem> children() { return QDeclarativeListProperty<QGraphicsLayoutItem>(this, 0, children_append, children_count, children_at, children_clear); } + + qreal contentsMargin() const; + void setContentsMargin(qreal); + + void removeAt(int index); + + static LinearLayoutAttached *qmlAttachedProperties(QObject *); + +private slots: + void updateStretch(QGraphicsLayoutItem*,int); + void updateSpacing(QGraphicsLayoutItem*,int); + void updateAlignment(QGraphicsLayoutItem*,Qt::Alignment); + +private: + friend class LinearLayoutAttached; + + void clearChildren(); + void insertLayoutItem(int, QGraphicsLayoutItem *); + + static void children_append(QDeclarativeListProperty<QGraphicsLayoutItem> *prop, QGraphicsLayoutItem *item) { + static_cast<GraphicsLinearLayoutObject*>(prop->object)->insertLayoutItem(-1, item); + } + + static void children_clear(QDeclarativeListProperty<QGraphicsLayoutItem> *prop) { + static_cast<GraphicsLinearLayoutObject*>(prop->object)->clearChildren(); + } + + static int children_count(QDeclarativeListProperty<QGraphicsLayoutItem> *prop) { + return static_cast<GraphicsLinearLayoutObject*>(prop->object)->count(); + } + + static QGraphicsLayoutItem *children_at(QDeclarativeListProperty<QGraphicsLayoutItem> *prop, int index) { + return static_cast<GraphicsLinearLayoutObject*>(prop->object)->itemAt(index); + } + + static QHash<QGraphicsLayoutItem*, LinearLayoutAttached*> attachedProperties; +}; + + +class LinearLayoutAttached : public QObject +{ + Q_OBJECT + + Q_PROPERTY(int stretchFactor READ stretchFactor WRITE setStretchFactor NOTIFY stretchChanged) + Q_PROPERTY(Qt::Alignment alignment READ alignment WRITE setAlignment NOTIFY alignmentChanged) + Q_PROPERTY(int spacing READ spacing WRITE setSpacing NOTIFY spacingChanged) + +public: + LinearLayoutAttached(QObject *parent); + + int stretchFactor() const { return m_stretch; } + void setStretchFactor(int f); + Qt::Alignment alignment() const { return m_alignment; } + void setAlignment(Qt::Alignment a); + int spacing() const { return m_spacing; } + void setSpacing(int s); + +signals: + void stretchChanged(QGraphicsLayoutItem*, int); + void alignmentChanged(QGraphicsLayoutItem*, Qt::Alignment); + void spacingChanged(QGraphicsLayoutItem*, int); + +private: + int m_stretch; + Qt::Alignment m_alignment; + int m_spacing; +}; + +QML_DECLARE_INTERFACE(QGraphicsLayoutItem) +QML_DECLARE_INTERFACE(QGraphicsLayout) +QML_DECLARE_TYPE(GraphicsLinearLayoutStretchItemObject) +QML_DECLARE_TYPE(GraphicsLinearLayoutObject) +QML_DECLARE_TYPEINFO(GraphicsLinearLayoutObject, QML_HAS_ATTACHED_PROPERTIES) + +#endif + + diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/linearlayout.qrc b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/linearlayout.qrc new file mode 100644 index 00000000..9686f9b0 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/linearlayout.qrc @@ -0,0 +1,5 @@ +<RCC> + <qresource prefix="/"> + <file>qml/qgraphicslinearlayout/qgraphicslinearlayout.qml</file> + </qresource> +</RCC> diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/main.cpp b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/main.cpp new file mode 100644 index 00000000..d0aed621 --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/main.cpp @@ -0,0 +1,64 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the plugins 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 Nokia Corporation 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 "linearlayout.h" +#include "qmlapplicationviewer.h" +#include <qdeclarative.h> +#include <QDeclarativeView> +#include <QApplication> + +int main(int argc, char* argv[]) +{ + QApplication app(argc, argv); + + qmlRegisterInterface<QGraphicsLayoutItem>("QGraphicsLayoutItem"); + qmlRegisterInterface<QGraphicsLayout>("QGraphicsLayout"); + qmlRegisterType<GraphicsLinearLayoutStretchItemObject>("LinearLayouts", 4, 7, "GraphicsLinearLayoutStretchItem"); + qmlRegisterType<GraphicsLinearLayoutObject>("LinearLayouts", 4, 7, "GraphicsLinearLayout"); + + QmlApplicationViewer viewer; + viewer.setOrientation(QmlApplicationViewer::ScreenOrientationAuto); + viewer.setMainQmlFile("qml/qgraphicslinearlayout/qgraphicslinearlayout.qml"); + viewer.showExpanded(); + + return app.exec(); +} + + diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/qgraphicslinearlayout.pro b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/qgraphicslinearlayout.pro new file mode 100644 index 00000000..52955e8a --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/qgraphicslinearlayout.pro @@ -0,0 +1,47 @@ +# Add more folders to ship with the application, here +folder_01.source = qml/qgraphicslinearlayout +folder_01.target = qml +DEPLOYMENTFOLDERS = folder_01 + +# Additional import path used to resolve QML modules in Creator's code model +QML_IMPORT_PATH = + +symbian:TARGET.UID3 = 0xE7D233DA + +# Smart Installer package's UID +# This UID is from the protected range and therefore the package will +# fail to install if self-signed. By default qmake uses the unprotected +# range value if unprotected UID is defined for the application and +# 0x2002CCCF value if protected UID is given to the application +#symbian:DEPLOYMENT.installer_header = 0x2002CCCF + +# Allow network access on Symbian +symbian:TARGET.CAPABILITY += NetworkServices + +# If your application uses the Qt Mobility libraries, uncomment the following +# lines and add the respective components to the MOBILITY variable. +# CONFIG += mobility +# MOBILITY += + +# Speed up launching on MeeGo/Harmattan when using applauncherd daemon +# CONFIG += qdeclarative-boostable + +# Add dependency to Symbian components +# CONFIG += qt-components + +# The .cpp file which was generated for your project. Feel free to hack it. +SOURCES += \ + linearlayout.cpp \ + main.cpp + +HEADERS += \ + linearlayout.h + +RESOURCES += \ + linearlayout.qrc + +# Please do not modify the following two lines. Required for deployment. +desktopInstallPrefix=$$[QT_INSTALL_EXAMPLES]/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout +exists(qmlapplicationviewer/qmlapplicationviewer.pri):include(qmlapplicationviewer/qmlapplicationviewer.pri) +else:include(../../../../helper/qmlapplicationviewer/qmlapplicationviewer.pri) +qtcAddDeployment() diff --git a/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/qml/qgraphicslinearlayout/qgraphicslinearlayout.qml b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/qml/qgraphicslinearlayout/qgraphicslinearlayout.qml new file mode 100644 index 00000000..44ac3c8a --- /dev/null +++ b/examples/declarative/cppextensions/qgraphicslayouts/qgraphicslinearlayout/qml/qgraphicslinearlayout/qgraphicslinearlayout.qml @@ -0,0 +1,79 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** 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 Nokia Corporation 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." +** $QT_END_LICENSE$ +** +****************************************************************************/ + +import QtQuick 1.0 +import LinearLayouts 4.7 + +Item { + width: 400 + height: 400 + + QGraphicsWidget { + size.width: parent.width + size.height: parent.height + + /* + Below we create a linear layout using the GraphicsLinearLayout item + (defined by the GraphicsLinearLayoutObject class in linearlayout.h). + + The first LayoutItem uses 'GraphicsLinearLayout.spacing' to set the + item's spacing: this is an attached property, set using the + properties defined in the LinearLayoutAttached class (also defined + in linearlayout.h). + */ + + layout: GraphicsLinearLayout { + LayoutItem { + GraphicsLinearLayout.spacing: 50 + minimumSize: "100x100" + maximumSize: "200x200" + preferredSize: "100x100" + Rectangle { color: "yellow"; anchors.fill: parent } + } + LayoutItem { + minimumSize: "100x100" + maximumSize: "400x400" + preferredSize: "300x300" + Rectangle { color: "green"; anchors.fill: parent } + } + } + } +} + |