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Removed more IE workarounds from knockoutjs

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This commit is contained in:
djmaze 2020-09-17 23:15:16 +02:00
parent 9241726ffe
commit 118c1613a4
12 changed files with 160 additions and 455 deletions
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6
vendors/knockout/src/binding/bindingAttributeSyntax.js vendored
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@ -337,8 +337,6 @@
var bindingContextForDescendants = bindingContext;
var isElement = (nodeVerified.nodeType === 1);
if (isElement) // Workaround IE <= 8 HTML parsing weirdness
ko.virtualElements.normaliseVirtualElementDomStructure(nodeVerified);
// Perf optimisation: Apply bindings only if...
// (1) We need to store the binding info for the node (all element nodes)
@ -549,8 +547,6 @@
}
ko.applyBindingAccessorsToNode = function (node, bindings, viewModelOrBindingContext) {
if (node.nodeType === 1) // If it's an element, workaround IE <= 8 HTML parsing weirdness
ko.virtualElements.normaliseVirtualElementDomStructure(node);
return applyBindingsToNodeInternal(node, bindings, getBindingContext(viewModelOrBindingContext));
};
@ -583,7 +579,6 @@
if (node && (node.nodeType === 1 || node.nodeType === 8)) {
return ko.storedBindingContextForNode(node);
}
return undefined;
};
ko.dataFor = function(node) {
var context = ko.contextFor(node);
@ -598,6 +593,5 @@
ko.exportSymbol('applyBindingsToDescendants', ko.applyBindingsToDescendants);
ko.exportSymbol('applyBindingAccessorsToNode', ko.applyBindingAccessorsToNode);
ko.exportSymbol('applyBindingsToNode', ko.applyBindingsToNode);
ko.exportSymbol('contextFor', ko.contextFor);
ko.exportSymbol('dataFor', ko.dataFor);
})();

4
vendors/knockout/src/binding/defaultBindings/checked.js vendored
View file

@ -114,10 +114,6 @@ ko.bindingHandlers['checked'] = {
useElementValue = isRadio || valueIsArray,
oldElemValue = valueIsArray ? checkedValue() : undefined;
// IE 6 won't allow radio buttons to be selected unless they have a name
if (isRadio && !element.name)
ko.bindingHandlers['uniqueName']['init'](element, function() { return true });
// Set up two computeds to update the binding:
// The first responds to changes in the checkedValue value and to element clicks

5
vendors/knockout/src/binding/defaultBindings/selectedOptions.js vendored
View file

@ -15,10 +15,7 @@ ko.bindingHandlers['selectedOptions'] = {
if (newValue && typeof newValue.length == "number") {
ko.utils.arrayForEach(element.getElementsByTagName("option"), function(node) {
var isSelected = ko.utils.arrayIndexOf(newValue, ko.selectExtensions.readValue(node)) >= 0;
if (node.selected != isSelected) { // This check prevents flashing of the select element in IE
node.selected = isSelected;
}
node.selected = ko.utils.arrayIndexOf(newValue, ko.selectExtensions.readValue(node)) >= 0;
});
}

4
vendors/knockout/src/binding/selectExtensions.js vendored
View file

@ -23,9 +23,7 @@
case 'option':
if (typeof value === "string") {
ko.utils.domData.set(element, ko.bindingHandlers.options.optionValueDomDataKey, undefined);
if (hasDomDataExpandoProperty in element) { // IE <= 8 throws errors if you delete non-existent properties from a DOM node
delete element[hasDomDataExpandoProperty];
}
delete element[hasDomDataExpandoProperty];
element.value = value;
}
else {