I am trying to modify the open-source mermaid plugin such that the code insertion is done in the configuration dialog. However, I've found that the parameter input field only allows single line input. Is there any way to allow multi-line inputs?
<xhtml-macro name="Mermaid Live Editor" key="mermaid-live-editor" class="summer.intern.dso.MermaidLiveEditorMacro""><description key="Mermaid Live Editor"/><category name="visuals"/><parameters><parameter name="Code" type="string"/></parameters></xhtml-macro>