diff options
author | Bea Lam <bea.lam@nokia.com> | 2010-07-16 08:11:36 (GMT) |
---|---|---|
committer | Bea Lam <bea.lam@nokia.com> | 2010-07-16 08:12:18 (GMT) |
commit | 1ea53e6055a7c4e9677a5003725785ad503bb242 (patch) | |
tree | a44d37e563d29a1f620c7c100e1a398d64257a34 /doc/src | |
parent | ae39a510f86fd13d6d41bc85d4f5c243eca45eab (diff) | |
download | Qt-1ea53e6055a7c4e9677a5003725785ad503bb242.zip Qt-1ea53e6055a7c4e9677a5003725785ad503bb242.tar.gz Qt-1ea53e6055a7c4e9677a5003725785ad503bb242.tar.bz2 |
fixes, improvements for various docs and example code
Diffstat (limited to 'doc/src')
-rw-r--r-- | doc/src/declarative/qdeclarativemodels.qdoc | 16 | ||||
-rw-r--r-- | doc/src/snippets/declarative/coloranimation.qml | 52 | ||||
-rw-r--r-- | doc/src/snippets/declarative/numberanimation.qml | 52 | ||||
-rw-r--r-- | doc/src/snippets/declarative/propertyanimation.qml | 101 | ||||
-rw-r--r-- | doc/src/snippets/declarative/smoothedanimation.qml | 69 | ||||
-rw-r--r-- | doc/src/snippets/declarative/springanimation.qml | 65 | ||||
-rw-r--r-- | doc/src/snippets/declarative/state.qml | 23 | ||||
-rw-r--r-- | doc/src/snippets/declarative/transition-from-to.qml | 62 | ||||
-rw-r--r-- | doc/src/snippets/declarative/transition-reversible.qml | 65 | ||||
-rw-r--r-- | doc/src/snippets/declarative/transition.qml | 59 |
10 files changed, 544 insertions, 20 deletions
diff --git a/doc/src/declarative/qdeclarativemodels.qdoc b/doc/src/declarative/qdeclarativemodels.qdoc index b44e6f2..e02575d 100644 --- a/doc/src/declarative/qdeclarativemodels.qdoc +++ b/doc/src/declarative/qdeclarativemodels.qdoc @@ -208,7 +208,10 @@ Models can be defined in C++ and then made available to QML. This is useful for exposing existing C++ data models or otherwise complex datasets to QML. A C++ model class can be defined as a QStringList, a QList<QObject*> or a -QAbstractItemModel. +QAbstractItemModel. The first two are useful for exposing simpler datasets, +while QAbstractItemModel provides a more flexible solution for more complex +models. + \section2 QStringList @@ -268,7 +271,10 @@ the model by calling QDeclarativeContext::setContextProperty() again. \section2 QAbstractItemModel -A model can be defined by subclassing QAbstractItemModel. +A model can be defined by subclassing QAbstractItemModel. This is the +best approach if you have a more complex model that cannot be supported +by the other approaches. A QAbstractItemModel can also automatically +notify a QML view when the model data has changed. The roles of a QAbstractItemModel subclass can be exposed to QML by calling QAbstractItemModel::setRoleNames(). The default role names set by Qt are: @@ -305,6 +311,12 @@ roles: \snippet examples/declarative/modelviews/abstractitemmodel/view.qml 0 +QML views are automatically updated when the model changes. Remember the model +must follow the standard rules for model changes and notify the view when +the model has changed by using QAbstractItemModel::dataChanged(), +QAbstractItemModel::beginInsertRows(), etc. See the \l {Model subclassing reference} for +more information. + The complete example is available in Qt's \l {declarative/modelviews/abstractitemmodel}{examples/declarative/modelviews/abstractitemmodel} directory. QAbstractItemModel presents a hierarchy of tables, but the views currently provided by QML diff --git a/doc/src/snippets/declarative/coloranimation.qml b/doc/src/snippets/declarative/coloranimation.qml new file mode 100644 index 0000000..4e35f22 --- /dev/null +++ b/doc/src/snippets/declarative/coloranimation.qml @@ -0,0 +1,52 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//![0] +import Qt 4.7 + +Rectangle { + width: 100; height: 100 + color: "red" + + ColorAnimation on color { to: "yellow"; duration: 1000 } +} +//![0] + diff --git a/doc/src/snippets/declarative/numberanimation.qml b/doc/src/snippets/declarative/numberanimation.qml new file mode 100644 index 0000000..57d23b1 --- /dev/null +++ b/doc/src/snippets/declarative/numberanimation.qml @@ -0,0 +1,52 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//![0] +import Qt 4.7 + +Rectangle { + width: 100; height: 100 + color: "red" + + NumberAnimation on x { to: 50; duration: 1000 } +} +//![0] + diff --git a/doc/src/snippets/declarative/propertyanimation.qml b/doc/src/snippets/declarative/propertyanimation.qml new file mode 100644 index 0000000..059cde5 --- /dev/null +++ b/doc/src/snippets/declarative/propertyanimation.qml @@ -0,0 +1,101 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +import Qt 4.7 + +Row { + +//![transition] +Rectangle { + id: rect + width: 100; height: 100 + color: "red" + + states: State { + name: "moved" + PropertyChanges { target: rect; x: 50 } + } + + transitions: Transition { + PropertyAnimation { properties: "x,y"; easing.type: Easing.InOutQuad } + } +} +//![transition] + +//![behavior] +Rectangle { + width: 100; height: 100 + color: "red" + + Behavior on x { PropertyAnimation {} } + + MouseArea { anchors.fill: parent; onClicked: parent.x = 50 } +} +//![behavior] + +//![propertyvaluesource] +Rectangle { + width: 100; height: 100 + color: "red" + + SequentialAnimation on x { + loops: Animation.Infinite + PropertyAnimation { to: 50 } + PropertyAnimation { to: 0 } + } +} +//![propertyvaluesource] + +//![standalone] +Rectangle { + id: theRect + width: 100; height: 100 + color: "red" + + // this is a standalone animation, it's not running by default + PropertyAnimation { id: animation; target: theRect; property: "width"; to: 30; duration: 500 } + + MouseArea { anchors.fill: parent; onClicked: animation.running = true } +} +//![standalone] + + +} diff --git a/doc/src/snippets/declarative/smoothedanimation.qml b/doc/src/snippets/declarative/smoothedanimation.qml new file mode 100644 index 0000000..20c90b5 --- /dev/null +++ b/doc/src/snippets/declarative/smoothedanimation.qml @@ -0,0 +1,69 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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." +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//![0] +import Qt 4.7 + +Rectangle { + width: 800; height: 600 + color: "blue" + + Rectangle { + width: 60; height: 60 + x: rect1.x - 5; y: rect1.y - 5 + color: "green" + + Behavior on x { SmoothedAnimation { velocity: 200 } } + Behavior on y { SmoothedAnimation { velocity: 200 } } + } + + Rectangle { + id: rect1 + width: 50; height: 50 + color: "red" + } + + focus: true + Keys.onRightPressed: rect1.x = rect1.x + 100 + Keys.onLeftPressed: rect1.x = rect1.x - 100 + Keys.onUpPressed: rect1.y = rect1.y - 100 + Keys.onDownPressed: rect1.y = rect1.y + 100 +} +//![0] diff --git a/doc/src/snippets/declarative/springanimation.qml b/doc/src/snippets/declarative/springanimation.qml new file mode 100644 index 0000000..b73a9d2 --- /dev/null +++ b/doc/src/snippets/declarative/springanimation.qml @@ -0,0 +1,65 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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." +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//![0] +import Qt 4.7 + +Rectangle { + width: 300; height: 300 + + Rectangle { + id: rect + width: 50; height: 50 + color: "red" + + Behavior on x { SpringAnimation { spring: 2; damping: 0.2 } } + Behavior on y { SpringAnimation { spring: 2; damping: 0.2 } } + } + + MouseArea { + anchors.fill: parent + onClicked: { + rect.x = mouse.x + rect.y = mouse.y + } + } +} +//![0] + diff --git a/doc/src/snippets/declarative/state.qml b/doc/src/snippets/declarative/state.qml index a99c2e2..af6b103 100644 --- a/doc/src/snippets/declarative/state.qml +++ b/doc/src/snippets/declarative/state.qml @@ -44,26 +44,13 @@ import Qt 4.7 Rectangle { id: myRect width: 100; height: 100 - color: "black" + color: "red" - states: [ - State { - name: "clicked" - PropertyChanges { - target: myRect - color: "red" - } - } - ] + MouseArea { id: mouseArea; anchors.fill: parent } - MouseArea { - anchors.fill: parent - onClicked: { - if (myRect.state == "") // i.e. the default state - myRect.state = "clicked"; - else - myRect.state = ""; - } + states: State { + name: "hidden"; when: mouseArea.pressed + PropertyChanges { target: myRect; opacity: 0 } } } //![0] diff --git a/doc/src/snippets/declarative/transition-from-to.qml b/doc/src/snippets/declarative/transition-from-to.qml new file mode 100644 index 0000000..615de17 --- /dev/null +++ b/doc/src/snippets/declarative/transition-from-to.qml @@ -0,0 +1,62 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +import Qt 4.7 + +//![0] +Rectangle { + id: rect + width: 100; height: 100 + color: "red" + + MouseArea { id: mouseArea; anchors.fill: parent } + + states: State { + name: "brighter"; when: mouseArea.pressed + PropertyChanges { target: rect; color: "yellow" } + } + + transitions: Transition { + ColorAnimation { duration: 1000 } + } +} +//![0] + + diff --git a/doc/src/snippets/declarative/transition-reversible.qml b/doc/src/snippets/declarative/transition-reversible.qml new file mode 100644 index 0000000..8a7b69a --- /dev/null +++ b/doc/src/snippets/declarative/transition-reversible.qml @@ -0,0 +1,65 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +import Qt 4.7 + +//![0] +Rectangle { + id: rect + width: 100; height: 100 + color: "red" + + MouseArea { id: mouseArea; anchors.fill: parent } + + states: State { + name: "brighter" + when: mouseArea.pressed + PropertyChanges { target: rect; color: "yellow"; x: 50 } + } + + transitions: Transition { + SequentialAnimation { + PropertyAnimation { property: "x"; duration: 1000 } + ColorAnimation { duration: 1000 } + } + } +} +//![0] + diff --git a/doc/src/snippets/declarative/transition.qml b/doc/src/snippets/declarative/transition.qml new file mode 100644 index 0000000..b884750 --- /dev/null +++ b/doc/src/snippets/declarative/transition.qml @@ -0,0 +1,59 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +//![0] +import Qt 4.7 + +Rectangle { + id: rect + width: 100; height: 100 + color: "red" + + states: State { + name: "moved" + PropertyChanges { target: rect; x: 50; y: 50 } + } + + transitions: Transition { + PropertyAnimation { properties: "x,y"; easing.type: Easing.InOutQuad } + } +} +//![0] + |