Oracle Developer Forms Techniques

Chapter 9. Working with Trees

IN THIS CHAPTER

• Creating a Tree Item

• Operations on a Tree Item

• Planting and Growing Trees—Dynamically Adding Nodes Along with Data to an Existing Base Tree

• Shrinking Trees

• Summary

This chapter discusses the various techniques involving tree items in Forms 6.0. It begins by explaining what a tree item is and goes on to present the technique for creating a tree item. Next, the techniques for the various operations on a tree item are highlighted. Specifically, operations like dynamically populating a tree item, selection using single-click of a node, node activation using double-click of a node, expansion and collapsing of nodes including expanding and collapsing all nodes, searching for a particular node and dynamically adding ...