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Diffstat (limited to 'doc/src/snippets/declarative/properties.qml')
-rw-r--r-- | doc/src/snippets/declarative/properties.qml | 315 |
1 files changed, 0 insertions, 315 deletions
diff --git a/doc/src/snippets/declarative/properties.qml b/doc/src/snippets/declarative/properties.qml deleted file mode 100644 index 8d3fef63..00000000 --- a/doc/src/snippets/declarative/properties.qml +++ /dev/null @@ -1,315 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the documentation of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names -** of its contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -//! [document] -import QtQuick 1.0 - -//! [parent begin] -Rectangle { -//! [parent begin] - - //! [inherited properties] - width: 320; height: 240 - color: "lightblue" - focus: true - //! [inherited properties] - - //! [custom properties] - property int counter - property real area: 100.45 - //! [custom properties] - - //! [property types] - property int number - property real volume: 100.45 - property date today: "2011-01-01" - property color background: "yellow" - //! [property types] - - -//! [grouped properties] -Text { - //dot notation - font.pixelSize: 12 - font.bold: true -} - -Text { - //group notation - font {pixelSize: 12; bold: true} -} -//! [grouped properties] - - -//! [property binding] -Rectangle { - width: parent.width -} -//! [property binding] - -//! [property assignment] -Rectangle { - Component.onCompleted: { - width = 150 - } -} -//! [property assignment] - -Rectangle { - //placeholder slider - id: slider - property real value -} -Rectangle { - //placeholder system - id: system - property real brightness -} -//! [binding element] -Binding { - target: system - property: "brightness" - value: slider.value -} -//! [binding element] - -Rectangle { - //placeholder warning - id: warning - color: "red" -} -//! [PropertyChanges element] -Rectangle { - id: rectangle - - states: State { - name: "WARNING" - PropertyChanges { - target: rectangle - color: warning.color - } - } -} -//! [PropertyChanges element] - -//! [list property] -Item { - id: multistate - states: [ - State {name: "FETCH"}, - State {name: "DECODE"}, - State {name: "EXECUTE"} - ] -} -//! [list property] -//! [single property] -Item { - id: monostate - states: State {name: "RUNNING"} -} -//! [single property] - -Item { - id: printstate -//! [print list property] - Component.onCompleted: console.log (multistate.states[0].name) -//! [print list property] -} - -//! [JavaScript sample] -function calculateArea(width, height) { - return (width * height) * 0.5 -} - -Rectangle { - width: 150; height: 75 - property real area: calculateArea(width, height) - property real parentArea: calculateArea(parent.width,parent.height) - color: { if (area > parentArea) "blue"; else "red" } -} -//! [JavaScript sample] - -//! [id property] -Rectangle { - id: container - width: 100; height: 100 - Rectangle { - width: parent.width; height: parent.height - } -} -Rectangle { - width: container.width; height: container.height -} -//! [id property] - -//! [default property] -Item { - Text {} - Rectangle {} - Timer {} -} - -Item { - //without default property - children: [ - Text {}, - Rectangle {} - ] - resources: [ - Timer {} - ] -} -//! [default property] - -//! [state default] -State { - changes: [ - PropertyChanges {}, - PropertyChanges {} - ] -} - -State { - PropertyChanges {} - PropertyChanges {} -} -//! [state default] - -//! [object binding] -Rectangle { - - id: parentrectangle - gradient: - Gradient { //not a child of parentrectangle - - //generates a TypeError - //Component.onCompleted: console.log(parent.width) - } - - //child of parentrectangle - Rectangle {property string name: "childrectangle"} - - //prints "childrectangle" - Component.onCompleted: console.log(children[0].name) -} -//! [object binding] - -//! [list attached property] -Component { - id: listdelegate - Text { - text: "Hello" - color: ListView.isCurrentItem ? "red" : "blue" - } -} -ListView { - delegate: listdelegate -} -//! [list attached property] - -//! [attached signal handler] -Item { - Keys.onPressed: console.log("Key Press Detected") - Component.onCompleted: console.log("Completed initialization") -} -//! [attached signal handler] - -//! [alias usage] -Button { - id: textbutton - buttonLabel: "Click Me!" -} -//! [alias usage] - -//! [image alias] -Button { - id: imagebutton - buttonImage.source: "http://qt.nokia.com/logo.png" - buttonLabel: buttonImage.source -} -//! [image alias] - -Item { -id: widget - -//! [alias complete] -property alias widgetLabel: label - -//will generate an error -//widgetLabel.text: "Initial text" - -//will generate an error -//property alias widgetLabelText: widgetLabel.text - -Component.onCompleted: widgetLabel.text = "Alias completed Initialization" -//! [alias complete] - - Text {id: label} -} - -//![alias overwrite] -Rectangle { - id: coloredrectangle - property alias color: bluerectangle.color - color: "red" - - Rectangle { - id: bluerectangle - color: "#1234ff" - } - - Component.onCompleted: { - console.log (coloredrectangle.color) //prints "#1234ff" - setInternalColor() - console.log (coloredrectangle.color) //prints "#111111" - coloredrectangle.color = "#884646" - console.log (coloredrectangle.color) //prints #884646 - } - - //internal function that has access to internal properties - function setInternalColor() { - color = "#111111" - } -} -//![alias overwrite] -//! [parent end] -} -//! [parent end] -//! [document] |