mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-12-27 02:20:28 +00:00
89 lines
2.5 KiB
JavaScript
89 lines
2.5 KiB
JavaScript
/*\
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title: $:/core/modules/startup/rootwidget.js
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type: application/javascript
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module-type: startup
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Setup the root widget and the core root widget handlers
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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// Export name and synchronous status
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exports.name = "rootwidget";
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exports.platforms = ["browser"];
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exports.after = ["load-modules"];
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exports.before = ["story"];
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exports.synchronous = true;
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var widget = require("$:/core/modules/widgets/widget.js");
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exports.startup = function() {
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// Create a root widget for attaching event handlers. By using it as the parentWidget for another widget tree, one can reuse the event handlers
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$tw.rootWidget = new widget.widget({
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type: "widget",
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children: []
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},{
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wiki: $tw.wiki,
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document: document
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});
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// Install the modal message mechanism
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$tw.modal = new $tw.utils.Modal($tw.wiki);
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$tw.rootWidget.addEventListener("tw-modal",function(event) {
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$tw.modal.display(event.param);
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});
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// Install the notification mechanism
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$tw.notifier = new $tw.utils.Notifier($tw.wiki);
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$tw.rootWidget.addEventListener("tw-notify",function(event) {
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$tw.notifier.display(event.param);
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});
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// Install the scroller
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$tw.pageScroller = new $tw.utils.PageScroller();
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$tw.rootWidget.addEventListener("tw-scroll",function(event) {
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$tw.pageScroller.handleEvent(event);
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});
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// Install the save action handlers
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$tw.rootWidget.addEventListener("tw-save-wiki",function(event) {
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$tw.syncer.saveWiki({
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template: event.param,
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downloadType: "text/plain"
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});
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});
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$tw.rootWidget.addEventListener("tw-auto-save-wiki",function(event) {
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$tw.syncer.saveWiki({
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method: "autosave",
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template: event.param,
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downloadType: "text/plain"
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});
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});
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$tw.rootWidget.addEventListener("tw-download-file",function(event) {
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$tw.syncer.saveWiki({
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method: "download",
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template: event.param,
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downloadType: "text/plain"
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});
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});
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var fullscreen = $tw.utils.getFullScreenApis();
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if(fullscreen) {
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$tw.rootWidget.addEventListener("tw-full-screen",function(event) {
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if(document[fullscreen._fullscreenElement]) {
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document[fullscreen._exitFullscreen]();
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} else {
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document.documentElement[fullscreen._requestFullscreen](Element.ALLOW_KEYBOARD_INPUT);
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}
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});
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}
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// If we're being viewed on a data: URI then give instructions for how to save
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if(document.location.protocol === "data:") {
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$tw.rootWidget.dispatchEvent({
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type: "tw-modal",
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param: "$:/language/Modals/SaveInstructions"
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});
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}
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};
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})();
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