gnezim
22 lines
1.0 KiB
JavaScript
22 lines
1.0 KiB
JavaScript
var isElementHidden = function (computedStyle) {
|
|
if (!computedStyle || !computedStyle.getPropertyValue) {
|
|
return false;
|
|
}
|
|
return (computedStyle.getPropertyValue('display') === 'none' || computedStyle.getPropertyValue('visibility') === 'hidden');
|
|
};
|
|
export var isVisible = function (node) {
|
|
return !node ||
|
|
node === document ||
|
|
(node && node.nodeType === Node.DOCUMENT_NODE) ||
|
|
(!isElementHidden(window.getComputedStyle(node, null)) &&
|
|
isVisible(node.parentNode && node.parentNode.nodeType === Node.DOCUMENT_FRAGMENT_NODE
|
|
? node.parentNode.host
|
|
: node.parentNode));
|
|
};
|
|
export var notHiddenInput = function (node) {
|
|
return !((node.tagName === 'INPUT' || node.tagName === 'BUTTON') && (node.type === 'hidden' || node.disabled));
|
|
};
|
|
export var isGuard = function (node) { return Boolean(node && node.dataset && node.dataset.focusGuard); };
|
|
export var isNotAGuard = function (node) { return !isGuard(node); };
|
|
export var isDefined = function (x) { return Boolean(x); };
|