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| |
| //![0] |
| import QtQuick 2.0 |
| |
| Item { |
| id: toggleswitch |
| width: background.width; height: background.height |
| |
| //![1] |
| property bool on: false |
| //![1] |
| |
| //![2] |
| function toggle() { |
| if (toggleswitch.state == "on") |
| toggleswitch.state = "off"; |
| else |
| toggleswitch.state = "on"; |
| } |
| //![2] |
| |
| //![3] |
| function releaseSwitch() { |
| if (knob.x == 1) { |
| if (toggleswitch.state == "off") return; |
| } |
| if (knob.x == 78) { |
| if (toggleswitch.state == "on") return; |
| } |
| toggle(); |
| } |
| //![3] |
| |
| //![4] |
| Image { |
| id: background |
| source: "background.png" |
| MouseArea { anchors.fill: parent; onClicked: toggle() } |
| } |
| //![4] |
| |
| //![5] |
| Image { |
| id: knob |
| x: 1; y: 2 |
| source: "knob.png" |
| |
| MouseArea { |
| anchors.fill: parent |
| drag.target: knob; drag.axis: Drag.XAxis; drag.minimumX: 1; drag.maximumX: 78 |
| onClicked: toggle() |
| onReleased: releaseSwitch() |
| } |
| } |
| //![5] |
| |
| //![6] |
| 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 } |
| } |
| ] |
| //![6] |
| |
| //![7] |
| transitions: Transition { |
| NumberAnimation { properties: "x"; easing.type: Easing.InOutQuad; duration: 200 } |
| } |
| //![7] |
| } |
| //![0] |