- Qt 6.12
- Qt Data Visualization
- QML Types
- BarDataProxy
- Qt Data Visualization | Commercial or GPLv3

# BarDataProxy QML Type

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

Import Statement: | `import QtDataVisualization 1.12`
Since: | QtDataVisualization 1.0
In C++: | QBarDataProxy
Inherits: | AbstractDataProxy
Inherited By: | ItemModelBarDataProxy
Status: | Deprecated

This type is deprecated. We strongly advise against using it in new code.

- List of all members, including inherited members

## 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 Data Visualization Data Handling.

## 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.