add action-popup widget ...

core/modules/widgets/action-popup.js

@@ -0,0 +1,78 @@
+/*\
+title: $:/core/modules/widgets/action-popup.js
+type: application/javascript
+module-type: widget
+
+ActionPopup widget
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+var Widget = require("$:/core/modules/widgets/widget.js").widget;
+
+var ActionPopupWidget = function(parseTreeNode,options) {
+	this.initialise(parseTreeNode,options);
+};
+
+/*
+Inherit from the base widget class
+*/
+ActionPopupWidget.prototype = new Widget();
+
+/*
+Render this widget into the DOM
+*/
+ActionPopupWidget.prototype.render = function(parent,nextSibling) {
+        var self = this;
+	// Remember parent
+	this.parentDomNode = parent;
+	// Compute attributes and execute state
+	this.computeAttributes();
+	this.execute();
+	var domNode = this.document.createElement("div");
+	parent.insertBefore(domNode,nextSibling);
+	this.domNodes.push(domNode);
+};
+
+ActionPopupWidget.prototype.triggerPopup = function(event) {
+	$tw.popup.triggerPopup({
+		domNode: this.domNodes[0],
+		title: this.popup,
+		wiki: this.wiki
+	});
+};
+
+/*
+Compute the internal state of the widget
+*/
+ActionPopupWidget.prototype.execute = function() {
+	// Get attributes
+	this.popup = this.getAttribute("$popup");
+};
+
+ActionPopupWidget.prototype.invokeAction = function(triggeringWidget,event) {
+	if(this.popup) {
+		this.triggerPopup();
+	}
+	return true;
+};
+
+/*
+Selectively refreshes the widget if needed. Returns true if the widget or any of its children needed re-rendering
+*/
+ActionPopupWidget.prototype.refresh = function(changedTiddlers) {
+	var changedAttributes = this.computeAttributes();
+	if(changedAttributes["$popup"] || (this.popup && changedTiddlers[this.popup])) {
+		this.refreshSelf();
+		return true;
+	}
+	return this.refreshChildren(changedTiddlers);
+};
+
+exports["action-popup"] = ActionPopupWidget;
+
+})();