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Code Issues Releases Wiki Activity

More refactoring of startup.js

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This commit is contained in:
Jermolene 2014-05-05 14:41:46 +01:00
parent 887e9d978b
commit 3cce12e13f
6 changed files with 86 additions and 73 deletions
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58
core/modules/startup.js
View File

@ -20,8 +20,6 @@ exports.synchronous = true;
// Set to `true` to enable performance instrumentation
var PERFORMANCE_INSTRUMENTATION = false;
var widget = require("$:/core/modules/widgets/widget.js");
exports.startup = function() {
var modules,n,m,f;
if($tw.browser) {
@ -52,8 +50,6 @@ exports.startup = function() {
});
// Clear outstanding tiddler store change events to avoid an unnecessary refresh cycle at startup
$tw.wiki.clearTiddlerEventQueue();
// Set up the syncer object
$tw.syncer = new $tw.Syncer({wiki: $tw.wiki});
// Host-specific startup
if($tw.browser) {
// Set up our beforeunload handler
@ -71,60 +67,6 @@ exports.startup = function() {
});
// Install the animator
$tw.anim = new $tw.utils.Animator();
// Create a root widget for attaching event handlers. By using it as the parentWidget for another widget tree, one can reuse the event handlers
$tw.rootWidget = new widget.widget({
type: "widget",
children: []
},{
wiki: $tw.wiki,
document: document
});
// Install the modal message mechanism
$tw.modal = new $tw.utils.Modal($tw.wiki);
$tw.rootWidget.addEventListener("tw-modal",function(event) {
$tw.modal.display(event.param);
});
// Install the notification mechanism
$tw.notifier = new $tw.utils.Notifier($tw.wiki);
$tw.rootWidget.addEventListener("tw-notify",function(event) {
$tw.notifier.display(event.param);
});
// Install the scroller
$tw.pageScroller = new $tw.utils.PageScroller();
$tw.rootWidget.addEventListener("tw-scroll",function(event) {
$tw.pageScroller.handleEvent(event);
});
// Listen for the tw-home message
$tw.rootWidget.addEventListener("tw-home",function(event) {
displayDefaultTiddlers();
});
// Install the save action handlers
$tw.rootWidget.addEventListener("tw-save-wiki",function(event) {
$tw.syncer.saveWiki({
template: event.param,
downloadType: "text/plain"
});
});
$tw.rootWidget.addEventListener("tw-auto-save-wiki",function(event) {
$tw.syncer.saveWiki({
method: "autosave",
template: event.param,
downloadType: "text/plain"
});
});
$tw.rootWidget.addEventListener("tw-download-file",function(event) {
$tw.syncer.saveWiki({
method: "download",
template: event.param,
downloadType: "text/plain"
});
});
// If we're being viewed on a data: URI then give instructions for how to save
if(document.location.protocol === "data:") {
$tw.utils.dispatchCustomEvent(document,"tw-modal",{
param: "$:/language/Modals/SaveInstructions"
});
}
}
};

2
core/modules/startup/main-render.js
View File

@ -15,7 +15,7 @@ Main stylesheet and page rendering
// Export name and synchronous status
exports.name = "main-render";
exports.platforms = ["browser"];
exports.after = ["setup-story"];
exports.after = ["rootwidget"];
exports.synchronous = true;
// Time (in ms) that we defer refreshing changes to draft tiddlers

2
core/modules/startup/password.js
View File

@ -15,7 +15,7 @@ Password handling
// Export name and synchronous status
exports.name = "password";
exports.platforms = ["browser"];
exports.after = ["startup"];
exports.after = ["rootwidget"];
exports.synchronous = true;
exports.startup = function() {

81
core/modules/startup/rootwidget.js Normal file
View File

@ -0,0 +1,81 @@
/*\
title: $:/core/modules/startup/rootwidget.js
type: application/javascript
module-type: startup
Setup the root widget
\*/
(function(){
/*jslint node: true, browser: true */
/*global $tw: false */
"use strict";
// Export name and synchronous status
exports.name = "rootwidget";
exports.platforms = ["browser"];
exports.after = ["setup-story"];
exports.synchronous = true;
var widget = require("$:/core/modules/widgets/widget.js");
exports.startup = function() {
// Create a root widget for attaching event handlers. By using it as the parentWidget for another widget tree, one can reuse the event handlers
$tw.rootWidget = new widget.widget({
type: "widget",
children: []
},{
wiki: $tw.wiki,
document: document
});
// Install the modal message mechanism
$tw.modal = new $tw.utils.Modal($tw.wiki);
$tw.rootWidget.addEventListener("tw-modal",function(event) {
$tw.modal.display(event.param);
});
// Install the notification mechanism
$tw.notifier = new $tw.utils.Notifier($tw.wiki);
$tw.rootWidget.addEventListener("tw-notify",function(event) {
$tw.notifier.display(event.param);
});
// Install the scroller
$tw.pageScroller = new $tw.utils.PageScroller();
$tw.rootWidget.addEventListener("tw-scroll",function(event) {
$tw.pageScroller.handleEvent(event);
});
// Listen for the tw-home message
$tw.rootWidget.addEventListener("tw-home",function(event) {
displayDefaultTiddlers();
});
// Install the save action handlers
$tw.rootWidget.addEventListener("tw-save-wiki",function(event) {
$tw.syncer.saveWiki({
template: event.param,
downloadType: "text/plain"
});
});
$tw.rootWidget.addEventListener("tw-auto-save-wiki",function(event) {
$tw.syncer.saveWiki({
method: "autosave",
template: event.param,
downloadType: "text/plain"
});
});
$tw.rootWidget.addEventListener("tw-download-file",function(event) {
$tw.syncer.saveWiki({
method: "download",
template: event.param,
downloadType: "text/plain"
});
});
// If we're being viewed on a data: URI then give instructions for how to save
if(document.location.protocol === "data:") {
$tw.rootWidget.dispatchEvent({
type: "tw-modal",
param: "$:/language/Modals/SaveInstructions"
});
}
};
})();

4
core/modules/startup/syncer-browser.js
View File

@ -15,10 +15,12 @@ Startup handling
// Export name and synchronous status
exports.name = "syncer-browser";
exports.platforms = ["browser"];
exports.after = ["main-render"];
exports.after = ["rootwidget"];
exports.synchronous = true;
exports.startup = function() {
// Set up the syncer object
$tw.syncer = new $tw.Syncer({wiki: $tw.wiki});
// Listen out for login/logout/refresh events in the browser
$tw.rootWidget.addEventListener("tw-login",function() {
$tw.syncer.handleLoginEvent();

12
core/modules/utils/dom/dom.js
View File

@ -157,17 +157,5 @@ exports.addEventListeners = function(domNode,events) {
});
};
/*
Construct and dispatch a custom event
*/
exports.dispatchCustomEvent = function(target,name,members) {
var event = document.createEvent("Event");
event.initEvent(name,true,true);
$tw.utils.each(members,function(member,name) {
event[name] = member;
});
target.dispatchEvent(event);
};
})();