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Code Issues Releases Wiki Activity

Extend refresh throttling to tiddlers having a "throttle.refresh" field

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See discussion here: https://groups.google.com/d/msgid/tiddlywiki/7738644f-b53f-4fb0-b0df-16243fe51795%40googlegroups.com
This commit is contained in:
Jeremy Ruston
2019-10-14 10:42:14 +01:00
parent 03e98d1d62
commit 6089c4de29
10 changed files with 110 additions and 43 deletions
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14
core/modules/startup/render.js
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@@ -25,7 +25,7 @@ var PAGE_TEMPLATE_TITLE = "$:/core/ui/PageTemplate";
// Time (in ms) that we defer refreshing changes to draft tiddlers
var DRAFT_TIDDLER_TIMEOUT_TITLE = "$:/config/Drafts/TypingTimeout";
var DRAFT_TIDDLER_TIMEOUT = 400;
var THROTTLE_REFRESH_TIMEOUT = 400;
exports.startup = function() {
// Set up the title
@@ -78,12 +78,12 @@ exports.startup = function() {
}
// Add the change event handler
$tw.wiki.addEventListener("change",$tw.perf.report("mainRefresh",function(changes) {
// Check if only drafts have changed
var onlyDraftsHaveChanged = true;
// Check if only tiddlers that are throttled have changed
var onlyThrottledTiddlersHaveChanged = true;
for(var title in changes) {
var tiddler = $tw.wiki.getTiddler(title);
if(!tiddler || !tiddler.hasField("draft.of")) {
onlyDraftsHaveChanged = false;
if(!tiddler || !(tiddler.hasField("draft.of") || tiddler.hasField("throttle.refresh"))) {
onlyThrottledTiddlersHaveChanged = false;
}
}
// Defer the change if only drafts have changed
@@ -91,10 +91,10 @@ exports.startup = function() {
clearTimeout(timerId);
}
timerId = null;
if(onlyDraftsHaveChanged) {
if(onlyThrottledTiddlersHaveChanged) {
var timeout = parseInt($tw.wiki.getTiddlerText(DRAFT_TIDDLER_TIMEOUT_TITLE,""),10);
if(isNaN(timeout)) {
timeout = DRAFT_TIDDLER_TIMEOUT;
timeout = THROTTLE_REFRESH_TIMEOUT;
}
timerId = setTimeout(refresh,timeout);
$tw.utils.extend(deferredChanges,changes);