Switch.qml Example File

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import QtQuick 1.0 /*! \qmltype ToggleSwitch \inqmlmodule UIComponents \brief A component that can be turned on or off A toggle switch has two states: an \c on and an \c off state. The \c off state is when the \l on property is set to \c false. The ToggleSwitch component is part of the \l {UI Components} module. This documentation is part of the \l{componentset}{UIComponents} example. */ Item { id: toggleswitch width: background.width; height: background.height /*! Indicates the state of the switch. If \c false, then the switch is in the \c off state. \omit The \qmlproperty <type> <propertyname> is not necessary as QDoc will associate this property to the ToggleSwitch QDoc will not publish the documentation within omit and endomit. \endomit */ property bool on: false /*! A method to toggle the switch. If the switch is \c on, the toggling it will turn it \c off. Toggling a switch in the \c off position will turn it \c on. */ function toggle() { if (toggleswitch.state == "on") toggleswitch.state = "off"; else toggleswitch.state = "on"; } /*! \internal An internal function to synchronize the switch's internals. This function is not for public access. The \internal command will prevent QDoc from publishing this comment in the public API. */ function releaseSwitch() { if (knob.x == 1) { if (toggleswitch.state == "off") return; } if (knob.x == 78) { if (toggleswitch.state == "on") return; } toggle(); } Rectangle { id: background width: 130; height: 48 radius: 48 color: "lightsteelblue" MouseArea { anchors.fill: parent; onClicked: toggle() } } Rectangle { id: knob width: 48; height: 48 radius: width color: "lightblue" MouseArea { anchors.fill: parent drag.target: knob; drag.axis: Drag.XAxis; drag.minimumX: 1; drag.maximumX: 78 onClicked: toggle() onReleased: releaseSwitch() } } states: [ State { name: "on" PropertyChanges { target: knob; x: 78 } PropertyChanges { target: toggleswitch; on: true } }, State { name: "off" PropertyChanges { target: knob; x: 1 } PropertyChanges { target: toggleswitch; on: false } } ] transitions: Transition { NumberAnimation { properties: "x"; easing.type: Easing.InOutQuad; duration: 200 } } }

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