- Qt 6.7
- Qt Graphs
- QML Types
- QtGraphs (Technical Preview)
- BarDataProxy
- Qt Graphs | Commercial or GPLv3

# BarDataProxy QML Type

The data proxy for a 3D bars graph. More...

Import Statement: | import QtGraphs
Instantiates: | QBarDataProxy
Inherits: | AbstractDataProxy
Inherited By: | ItemModelBarDataProxy
Status: | Technical Preview

- List of all members, including inherited members
- BarDataProxy is part of Qt Graphs QML Types for 3D.

## Properties

- columnLabels : list
- rowCount : int
- rowLabels : list
- series : Bar3DSeries

## Detailed Description

This type handles adding, inserting, changing, and removing rows of data with Qt Quick 2.

This type is uncreatable, but contains properties that are exposed via subtypes.

For a more complete description, see QBarDataProxy.

See also ItemModelBarDataProxy and Qt Graphs Data Handling with 3D.

## Property Documentation

columnLabels : list

The optional column labels for the array. Indexes in this array match column indexes in rows. If the list is shorter than the longest row, all columns will not get labels.

rowCount : int `[read-only]`

The number of rows in the array.

rowLabels : list

The optional row labels for the array. Indexes in this array match the row indexes in the data array. If the list is shorter than the number of rows, all rows will not get labels.

series : Bar3DSeries `[read-only]`

The series this proxy is attached to.