app/resources/qml/Components/MovingLabel.qml

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import QtQuick 2.15
import QtQuick.Controls 2.15
import QtQuick.Controls.Material 2.12
Item {
id: control
property alias text: firstLabel.text
property alias font: firstLabel.font
property alias verticalAlignment: firstLabel.verticalAlignment
property int spacing: 30
property MovingLabel syncWithLabel
property int _spacing: syncWithLabel && syncWithLabel._labelWidth > _labelWidth ? (syncWithLabel._labelWidth - _labelWidth + syncWithLabel.spacing) : spacing
property alias _labelWidth: firstLabel.width
signal linkActivated(string link)
clip: true
height: firstLabel.height
onTextChanged: {
_resetScroll()
if(control.syncWithLabel)
control.syncWithLabel._resetScroll()
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}
function startScroll(triggerSyncedLabel=true) {
if(control.syncWithLabel && triggerSyncedLabel)
control.syncWithLabel.startScroll(false)
if(control.width < firstLabel.width && !scrollAnimation.running)
scrollAnimation.start()
}
function _resetScroll() {
scrollAnimation.stop()
firstLabel.anchors.leftMargin = 0
}
Label {
id: firstLabel
anchors {
left: parent.left
verticalCenter: parent.verticalCenter
}
onLinkActivated: control.onLinkActivated(link)
}
Label {
id: secondLabel
anchors {
left: firstLabel.right
leftMargin: control._spacing
verticalCenter: firstLabel.verticalCenter
}
visible: scrollAnimation.running
font: firstLabel.font
text: firstLabel.text
verticalAlignment: firstLabel.verticalAlignment
elide: firstLabel.elide
bottomPadding: firstLabel.bottomPadding
padding: firstLabel.padding
onLinkActivated: control.onLinkActivated(link)
}
MouseArea {
anchors.fill: parent
onClicked: control.startScroll()
}
NumberAnimation {
id: scrollAnimation
target: firstLabel
property: "anchors.leftMargin"
from: 0
to: -(firstLabel.width + control._spacing)
duration: (to / -100) * 1500
onRunningChanged: {
if(!running)
control._resetScroll()
}
}
}