qml Getting started with qml Mouse Event

Example

This example shows how mouse event is used in QML.

import QtQuick 2.7
import QtQuick.Window 2.2

Window {
    visible: true
    Rectangle {
        anchors.fill: parent
        width: 120; height: 240
        color: "#4B7A4A"

        MouseArea {
            anchors.fill: parent // set mouse area (i.e. covering the entire rectangle.)
            acceptedButtons:  Qt.AllButtons
            onClicked: {
                // print to console mouse location
                console.log("Mouse Clicked.")
                console.log("Mouse Location: <",mouseX,",",mouseY,">")

                //change Rectangle color
                if ( mouse.button === Qt.RightButton )
                    parent.color = 'blue'
                if ( mouse.button === Qt.LeftButton )
                    parent.color = 'red'
                if ( mouse.button === Qt.MiddleButton )
                    parent.color = 'yellow'
            }
            onReleased: {
                // print to console
                console.log("Mouse Released.")
            }
            onDoubleClicked: {
                // print to console
                console.log("Mouse Double Clicked.")
            }

        }
    }


}