idx.oneui.layout.ToggleBorderContainer Test
Headline layout (default)
Click the splitters to toggle them open/collapsed(optional)/closed. If toggleSplitterCollapsedSize is set on the content pane, the pane has the optional collapsed state. Or it only has two states.
Resizable top bar with three states (open/collapsed/closed). The toggleSplitterCollapsedSize is "30px" here.
Resizable left panel.
Main panel.
Initialized closed
Resizable bottom bar which background color is changed when the toggle button is clicked.