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Code Issues Releases Wiki Activity

Update windows.js

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Simon Huber 2024-10-14 06:53:34 +02:00 committed by GitHub
parent 0a7c57c860
commit 3663757b87
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1 changed files with 52 additions and 7 deletions
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61
core/modules/startup/windows.js
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@ -27,7 +27,8 @@ exports.startup = function() {
// Handle open window message
$tw.rootWidget.addEventListener("tm-open-window",function(event) {
// Get the parameters
var refreshHandler,
var mainRefreshHandler,
styleRefreshHandler,
title = event.param || event.tiddlerTitle,
paramObject = event.paramObject || {},
windowTitle = paramObject.windowTitle || title,
@ -61,7 +62,8 @@ exports.startup = function() {
srcDocument.title = windowTitle;
srcWindow.addEventListener("beforeunload",function(event) {
delete $tw.windows[windowID];
$tw.wiki.removeEventListener("change",refreshHandler);
$tw.wiki.removeEventListener("change",styleRefreshHandler);
$tw.wiki.removeEventListener("change",mainRefreshHandler);
},false);
// Set up the styles
var styleWidgetNode = $tw.wiki.makeTranscludeWidget("$:/core/ui/PageStylesheet",{
@ -72,19 +74,62 @@ exports.startup = function() {
styleWidgetNode.render(styleContainer,null);
var styleElement = srcDocument.createElement("style");
styleElement.innerHTML = styleContainer.textContent;
styleWidgetNode.assignedStyles = styleContainer.textContent;
srcDocument.head.insertBefore(styleElement,srcDocument.head.firstChild);
// Render the text of the tiddler
var parser = $tw.wiki.parseTiddler(template),
widgetNode = $tw.wiki.makeWidget(parser,{document: srcDocument, parentWidget: $tw.rootWidget, variables: variables});
widgetNode.render(srcDocument.body,srcDocument.body.firstChild);
// Function to handle refreshes
refreshHandler = function(changes) {
if(styleWidgetNode.refresh(changes,styleContainer,null)) {
styleElement.innerHTML = styleContainer.textContent;
// Prepare refresh mechanism
var deferredChanges = Object.create(null),
timerId,
throttledRefreshFn = function(changes,callback,mainCondition,styleCondition) {
// Check if only tiddlers that are throttled have changed
var onlyThrottledTiddlersHaveChanged = true;
for(var title in changes) {
var tiddler = $tw.wiki.getTiddler(title);
if(!$tw.wiki.isVolatileTiddler(title) && (!tiddler || !(tiddler.hasField("draft.of") || tiddler.hasField("throttle.refresh") || (mainCondition && tiddler.hasField("throttle.refresh.main")) || (styleCondition && tiddler.hasField("throttle.refresh.style"))))) {
onlyThrottledTiddlersHaveChanged = false;
}
}
// Defer the change if only drafts have changed
if(timerId) {
clearTimeout(timerId);
}
timerId = null;
if(onlyThrottledTiddlersHaveChanged) {
var timeout = parseInt($tw.wiki.getTiddlerText(DRAFT_TIDDLER_TIMEOUT_TITLE,""),10);
if(isNaN(timeout)) {
timeout = THROTTLE_REFRESH_TIMEOUT;
}
timerId = setTimeout(throttledRefresh,timeout);
$tw.utils.extend(deferredChanges,changes);
} else {
$tw.utils.extend(deferredChanges,changes);
callback(changes);
}
widgetNode.refresh(changes);
};
$tw.wiki.addEventListener("change",refreshHandler);
var styleRefresh = function(changes) {
if(styleWidgetNode.refresh(changes,styleContainer,null)) {
var newStyles = styleContainer.textContent;
if(newStyles !== styleWidgetNode.assignedStyles) {
styleWidgetNode.assignedStyles = newStyles;
styleElement.innerHTML = styleWidgetNode.assignedStyles;
}
}
};
var mainRefresh = function(changes) {
widgetNode.refresh(changes);
deferredChanges = Object.create(null);
};
styleRefreshHandler = function(changes) {
throttledRefreshFn(changes,styleRefresh,false,true);
};
mainRefreshHandler = function(changes) {
throttledRefreshFn(changes,mainRefresh,true,false);
};
$tw.wiki.addEventListener("change",styleRefreshHandler);
$tw.wiki.addEventListener("change",mainRefreshHandler);
// Listen for keyboard shortcuts
$tw.utils.addEventListeners(srcDocument,[{
name: "keydown",