ColumnImage

ColumnImage specifies a name for a column listing the paths to the pictures to be displayed near the node name.

As with the ColumnExpanded, the ColumnImage property requires a special column to be added to the table. The column should consist of label widgets without text, but with some initial picture:

This picture won’t be displayed at runtime and is needed only to indicate that the label should be treated as an image, not as a text.

The image that should be displayed to the left of the tree nodes, is specified in the program array as an image name and path, if needed. In the example, we used different pictures for parent and child nodes.

The pictures should be added to the application requirements:

Runtime appearance: