Bug ID: JDK-8185886 Improve scrolling performance of TableView and TreeTableView

JDK-8185886 : Improve scrolling performance of TableView and TreeTableView

Type: Bug
Component: javafx
Sub-Component: controls
Affected Version: 8,9,10

Priority: P4
Status: Closed
Resolution: Duplicate

Submitted: 2017-08-06
Updated: 2020-09-09
Resolved: 2020-09-08

Related Reports

Duplicate :	JDK-8252936 - Optimize removal of listeners from ExpressionHelper.Generic
Duplicate :	JDK-8252811 - The list of cells in a VirtualFlow is cleared every time the number of items changes
Duplicate :	JDK-8252935 - Add treeShowing listener only when needed
Duplicate :	JDK-8166956 - JavaFX TreeTableView slow scroll performance
Duplicate :	JDK-8185887 - TableRowSkinBase fails to correctly virtualize cells in horizontal direction
Relates :	JDK-8185887 - TableRowSkinBase fails to correctly virtualize cells in horizontal direction
Relates :	JDK-8185888 - Introduce cssSensitive support into TableRowSkinBase

Description

This is an umbrella issue for tracking performance investigations related to improving scrolling performance of the TableView and TreeTableView controls. There exists numerous reports of slow performance (e.g. JDK-8166956), and efforts should be actively undertaken to continue to improve performance of these controls.

Comments

As discussed on the openjfx-dev mailing list [1][2] I have split this issue into 4 separate issue as follows: JDK-8252936: Optimize removal of listeners from ExpressionHelper.Generic JDK-8185887: TableRowSkinBase fails to correctly virtualize cells in horizontal direction JDK-8252935: Add treeShowing listener only when needed JDK-8252811: The list of cells in a VirtualFlow is cleared every time the number of items changes [1] https://mail.openjdk.java.net/pipermail/openjfx-dev/2020-August/027417.html [2] https://mail.openjdk.java.net/pipermail/openjfx-dev/2020-September/027476.html

08-09-2020