mirror of
https://github.com/Jermolene/TiddlyWiki5
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88 lines
2.5 KiB
JavaScript
88 lines
2.5 KiB
JavaScript
/*\
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title: $:/core/modules/utils/dom/notifier.js
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type: application/javascript
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module-type: utils
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Notifier mechanism
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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var widget = require("$:/core/modules/widgets/widget.js");
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var Notifier = function(wiki) {
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this.wiki = wiki;
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};
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/*
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Display a notification
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title: Title of tiddler containing the notification text
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options: see below
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Options include:
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*/
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Notifier.prototype.display = function(title,options) {
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options = options || {};
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// Create the wrapper divs
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var self = this,
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notification = document.createElement("div"),
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tiddler = this.wiki.getTiddler(title),
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duration = $tw.utils.getAnimationDuration(),
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refreshHandler;
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// Don't do anything if the tiddler doesn't exist
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if(!tiddler) {
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return;
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}
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// Add classes
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$tw.utils.addClass(notification,"tc-notification");
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// Create the variables
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var variables = $tw.utils.extend({currentTiddler: title},options.variables);
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// Render the body of the notification
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var widgetNode = this.wiki.makeTranscludeWidget(title,{parentWidget: $tw.rootWidget, document: document, variables: variables});
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widgetNode.render(notification,null);
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refreshHandler = function(changes) {
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widgetNode.refresh(changes,notification,null);
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};
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this.wiki.addEventListener("change",refreshHandler);
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// Set the initial styles for the notification
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$tw.utils.setStyle(notification,[
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{opacity: "0"},
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{transformOrigin: "0% 0%"},
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{transform: "translateY(" + (-window.innerHeight) + "px)"},
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{transition: "opacity " + duration + "ms ease-out, " + $tw.utils.roundTripPropertyName("transform") + " " + duration + "ms ease-in-out"}
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]);
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// Add the notification to the DOM
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document.body.appendChild(notification);
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// Force layout
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$tw.utils.forceLayout(notification);
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// Set final animated styles
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$tw.utils.setStyle(notification,[
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{opacity: "1.0"},
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{transform: "translateY(0px)"}
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]);
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// Set a timer to remove the notification
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window.setTimeout(function() {
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// Remove our change event handler
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self.wiki.removeEventListener("change",refreshHandler);
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// Force layout and animate the notification away
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$tw.utils.forceLayout(notification);
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$tw.utils.setStyle(notification,[
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{opacity: "0.0"},
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{transform: "translateX(" + (notification.offsetWidth) + "px)"}
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]);
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// Remove the modal message from the DOM once the transition ends
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setTimeout(function() {
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if(notification.parentNode) {
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document.body.removeChild(notification);
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}
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},duration);
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},$tw.config.preferences.notificationDuration);
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};
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exports.Notifier = Notifier;
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})();
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