public Window getActiveWindow() {
		return winMgr.getActiveWindow();
	}
Shows the dialog using the tool's parent frame, but centers the dialog on the given
component

@param dialogComponent the DialogComponentProvider object to be shown in a dialog.
@param centeredOnComponent the component on which to center the dialog.
Ghidra/Framework/Project/src/main/java/ghidra/framework/plugintool/PluginTool.java