New Journal buttons (public domain)

gistfile1.txt

NavigatorWidget.prototype.handleNewTiddlerEvent = function(event) {
	// Get the story details
	var storyList = this.getStoryList();
	// Get the template tiddler if there is one
	
//changes start here

	var tidtext = false;
	if(event.param) tidtext = (event.param.indexOf("\n") != -1);
	var templateTiddler = tidtext ? new $tw.Tiddler($tw.wiki.deserializeTiddlers("application/x-tiddler", event.param)[0]) : this.wiki.getTiddler(event.param);
	console.log(tidtext);

// changes end here
	// Create the new tiddler

};

New Journal button

\define tiddlerText()
title: My New Tiddler

This is a test. It should show an unsubstituted variable with a message. $($(test)$)$
\end
<$set name="test" value="substituteVariables works!" >
<$button message="tw-new-tiddler" class="btn-invisible" param=<<tiddlerText>> >{{$:/core/images/new-button}}</$button>
<$button message="tw-new-tiddler" class="btn-invisible" param=<<substituteVariables tiddler:"new-tiddler-test" >> >{{$:/core/images/new-button}}</$button>
</$set>

new-tiddler-test

title: My Second Tiddler

This is a new tiddler template. $(test)$