This is a demo showing how to customize tab bar and tab button on QML and Qt 6. You can find the full project here.
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| import QtQuick
import QtQuick.Controls.Universal
import QtQuick.Layouts
Window {
width: 880
height: 620
visible: true
title: qsTr("Custom TabBar")
ColumnLayout{
anchors.fill: parent
spacing: 10
anchors.margins: 20
TabBar {
id: tabBar
Layout.alignment: Qt.AlignHCenter
Layout.preferredWidth: 250
background: Rectangle {
color: "lightgray"
radius: 10
}
TabButton {
id: noteTab
text: qsTr("Notes")
implicitHeight: 30
contentItem: Text {
text: parent.text
horizontalAlignment: Text.AlignHCenter
verticalAlignment: Text.AlignVCenter
color: parent.checked ? "black" : "white"
font.bold: true
font.pointSize: 14
font.family: "Roboto"
padding: 0
}
background: Rectangle {
color: noteTab.checked ? "white" : "lightgray"
border.color: noteTab.checked ? "green" : "lightgray"
border.width: 2
radius: 10
}
}
TabButton {
id: archiveTab
text: qsTr("Archive")
implicitHeight: 30
contentItem: Text {
text: parent.text
horizontalAlignment: Text.AlignHCenter
verticalAlignment: Text.AlignVCenter
color: parent.checked ? "black" : "white"
font.bold: true
font.pointSize: 14
font.family: "Roboto"
}
background: Rectangle {
color: archiveTab.checked ? "white" : "lightgray"
border.color: archiveTab.checked ? "green" : "lightgray"
border.width: 2
radius: 10
}
}
TabButton {
id: deletedTab
text: qsTr("Deleted")
implicitHeight: 30
contentItem: Text {
text: parent.text
horizontalAlignment: Text.AlignHCenter
verticalAlignment: Text.AlignVCenter
color: parent.checked ? "black" : "white"
font.bold: true
font.pointSize: 14
font.family: "Roboto"
}
background: Rectangle {
color: deletedTab.checked ? "white" : "lightgray"
border.color: deletedTab.checked ? "green" : "lightgray"
border.width: 2
radius: 10
}
}
}
StackLayout {
width: parent.width
currentIndex: tabBar.currentIndex
Item {
id: homeTab
Text {
text: qsTr("Notes")
}
}
Item {
id: discoverTab
Text {
text: qsTr("Archive")
}
}
Item {
id: trashTab
Text {
text: qsTr("Deleted")
}
}
}
}
}
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