Selected icon (e.g. GitHub copilot which is gray when not selected): [Screenshot 2025-05-12 at 18.54.18] You can only specify icon attribute for toolWindow in plugin.xml? Or is this done dynamically in ToolWindowFactory? Code example?

The “selected” icon is computed dynamically by changing some particular colors. This change has been introduced with the New UI. This works because IDE icons are gray-colored. Globally, some predefined gray-colors are replaced by white, and white is replaced by a gray color. The blue background col…

Might have found something: Working with Icons | IntelliJ Platform Plugin SDK

Added more detailed answer is here [image] Uncontrolled tool window Icon behavior IntelliJ Platform In this example, you can see how it is done. [toolwindow] In light theme: [image] [image] object ComposeIcons { @JvmField val ComposeToolWindow…

How to set selected icon for toolWindow (new UI)?

IntelliJ Platform

yuriy.artamonov (Yuriy Artamonov) September 6, 2025, 5:30pm 4

Added more detailed answer is here