66 lines
No EOL
2.2 KiB
JavaScript
66 lines
No EOL
2.2 KiB
JavaScript
'use strict';
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/*@
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Ox.Focus <o> Basic focus controller
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@*/
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Ox.Focus = (function() {
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var stack = [],
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that = {
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focusedElement: function() {
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return Ox.$elements[Ox.last(stack)];
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},
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focusedElementIsInput: function() {
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var $element = that.focusedElement();
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return $element && $element.hasClass('OxKeyboardFocus');
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},
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gainFocus: function($element) {
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var $focusedElement = that.focusedElement(),
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oxid = $element.oxid,
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index = stack.indexOf(oxid);
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if (index == -1 || index < stack.length - 1) {
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stack = $element.parentElements().map(function($element) {
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return $element.oxid;
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}).concat(oxid);
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if ($focusedElement) {
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$focusedElement
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.removeClass('OxFocus')
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.triggerEvent('losefocus');
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}
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$element
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.addClass('OxFocus')
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.triggerEvent('gainfocus');
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}
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},
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hasFocus: function($element) {
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return Ox.last(stack) == $element.oxid;
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},
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loseFocus: function($element) {
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var index = stack.indexOf($element.oxid);
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if (index > -1 && index == stack.length - 1) {
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stack.pop();
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$element
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.removeClass('OxFocus')
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.triggerEvent('losefocus');
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if (stack.length) {
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Ox.$elements[Ox.last(stack)]
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.addClass('OxFocus')
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.triggerEvent('gainfocus');
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}
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}
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},
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removeElement: function($element) {
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var index = stack.indexOf($element.oxid);
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if (index == stack.length - 1) {
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that.loseFocus($element);
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} else if (index > -1) {
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stack.splice(index, 1);
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}
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}
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};
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return that;
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}()); |