Toggle Tool Window Visibility

Action ID	Name	Class	Shortcut
ActivateProjectToolWindow	Project	com.intellij.ide.actions.ActivateToolWindowAction	⌘1
ActivateStructureToolWindow	Structure	com.intellij.ide.actions.ActivateToolWindowAction	⌘7
ActivateGradleToolWindow	Gradle	com.intellij.ide.actions.ActivateToolWindowAction
ActivateTerminalToolWindow	Terminal	com.intellij.ide.actions.ActivateToolWindowAction	⌥F12

Tab Operation

Action ID	Name	Class	Shortcut
CloseContent	Close Tab	com.intellij.ide.actions.CloseAction	⌘W
NextTab	Select Next Tab	com.intellij.ide.actions.NextTabAction	⇧⌘]
OpenFile	Open ...	com.intellij.ide.actions.OpenFileAction