Button.qml 范例文件

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import QtQuick 2.0
Rectangle {
    id: button
    property bool checked: false
    property alias text : buttonText.text
    Accessible.name: text
    Accessible.description: "This button does " + text
    Accessible.role: Accessible.Button
    Accessible.onPressAction: {
        button.clicked()
    }
    signal clicked
    width: buttonText.width + 20
    height: 30
    gradient: Gradient {
        GradientStop { position: 0.0; color: "lightsteelblue" }
        GradientStop { position: 1.0;
            color: button.focus ? "red" : "blue" }
    }
    radius: 5
    antialiasing: true
    Text {
        id: buttonText
        text: parent.description
        anchors.centerIn: parent
        font.pixelSize: parent.height * .5
        style: Text.Sunken
        color: "white"
        styleColor: "black"
    }
    MouseArea {
        id: mouseArea
        anchors.fill: parent
        onClicked: parent.clicked()
    }
    Keys.onSpacePressed: clicked()
}