8dc97790bc
Involves additions to (there will be subsequent pull requests for other classes): - ol.Attribution - ol.Collection - ol.Expression - ol.Feature - ol.Geolocation - ol.Map - ol.Object - ol.Overlay - ol.Projection - ol.View2D - ol.control.Attribution - ol.control.Control - ol.control.FullScreen - ol.control.Logo - ol.control.MousePosition - ol.control.ScaleLine - ol.control.Zoom - ol.control.ZoomSlider - ol.dom.Input - ol.filter.Filter - ol.filter.Geometry - ol.filter.Logical
132 lines
2.9 KiB
JavaScript
132 lines
2.9 KiB
JavaScript
goog.provide('ol.dom.Input');
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goog.provide('ol.dom.InputProperty');
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goog.require('goog.events');
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goog.require('goog.events.EventType');
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goog.require('ol.Object');
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/**
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* @enum {string}
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*/
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ol.dom.InputProperty = {
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VALUE: 'value',
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CHECKED: 'checked'
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};
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/**
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* Helper class for binding HTML input to an ol.Object
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*
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* Example:
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*
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* // bind a checkbox with id 'visible' to a layer's visibility
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* var visible = new ol.dom.Input(document.getElementById('visible'));
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* visible.bindTo('checked', layer, 'visible');
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*
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* @constructor
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* @extends {ol.Object}
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* @param {Element} target Target element.
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*/
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ol.dom.Input = function(target) {
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goog.base(this);
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/**
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* @private
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* @type {Element}
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*/
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this.target_ = target;
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goog.events.listen(this.target_, goog.events.EventType.CHANGE,
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this.handleInputChanged_, false, this);
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goog.events.listen(this,
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ol.Object.getChangeEventType(ol.dom.InputProperty.VALUE),
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this.handleValueChanged_, false, this);
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goog.events.listen(this,
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ol.Object.getChangeEventType(ol.dom.InputProperty.CHECKED),
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this.handleCheckedChanged_, false, this);
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};
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goog.inherits(ol.dom.Input, ol.Object);
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/**
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* If the input is a checkbox, return whether or not the checbox is checked.
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* @return {boolean|undefined} checked.
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*/
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ol.dom.Input.prototype.getChecked = function() {
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return /** @type {boolean} */ (this.get(ol.dom.InputProperty.CHECKED));
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};
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goog.exportProperty(
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ol.dom.Input.prototype,
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'getChecked',
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ol.dom.Input.prototype.getChecked);
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/**
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* Get the value of the input.
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* @return {string|undefined} input value.
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*/
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ol.dom.Input.prototype.getValue = function() {
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return /** @type {string} */ (this.get(ol.dom.InputProperty.VALUE));
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};
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goog.exportProperty(
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ol.dom.Input.prototype,
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'getValue',
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ol.dom.Input.prototype.getValue);
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/**
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* Sets the value of the input.
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* @param {string} value Value.
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*/
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ol.dom.Input.prototype.setValue = function(value) {
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this.set(ol.dom.InputProperty.VALUE, value);
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};
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goog.exportProperty(
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ol.dom.Input.prototype,
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'setValue',
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ol.dom.Input.prototype.setValue);
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/**
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* Set whether or not a checkbox is checked.
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* @param {boolean} checked Checked.
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*/
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ol.dom.Input.prototype.setChecked = function(checked) {
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this.set(ol.dom.InputProperty.CHECKED, checked);
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};
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goog.exportProperty(
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ol.dom.Input.prototype,
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'setChecked',
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ol.dom.Input.prototype.setChecked);
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/**
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* @private
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*/
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ol.dom.Input.prototype.handleInputChanged_ = function() {
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if (this.target_.type === 'checkbox' || this.target_.type === 'radio') {
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this.setChecked(this.target_.checked);
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} else {
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this.setValue(this.target_.value);
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}
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};
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/**
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* @private
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*/
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ol.dom.Input.prototype.handleCheckedChanged_ = function() {
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this.target_.checked = this.getChecked() ? 'checked' : undefined;
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};
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/**
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* @private
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*/
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ol.dom.Input.prototype.handleValueChanged_ = function() {
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this.target_.value = this.getValue();
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};
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