META-INF.resources.primefaces.rating.rating.js Maven / Gradle / Ivy

Show more of this group Show more artifacts with this name
Show all versions of primefaces Show documentation

PrimeFaces is one of the most popular UI libraries in Java EE Ecosystem and widely used by software companies, world renowned brands, banks, financial institutions, insurance companies, universities and more.

There is a newer version: 14.0.5

Show newest version

/**
 * PrimeFaces Rating Widget
 */
PrimeFaces.widget.Rating = PrimeFaces.widget.BaseWidget.extend({
    
    init: function(cfg) {
        this._super(cfg);
        this.jqInput = $(this.jqId + '_input');
        this.value = this.getValue();
        this.stars = this.jq.children('.ui-rating-star');
        this.cancel = this.jq.children('.ui-rating-cancel');
        
        if(!this.cfg.disabled && !this.cfg.readonly) {
            this.bindEvents();
        }
        
        if(this.cfg.readonly) {
            this.jq.children().css('cursor', 'default');
        }
    },
    
    bindEvents: function() {
        var _self = this;
        
        this.stars.click(function() {
            var value = _self.stars.index(this) + 1;   //index starts from zero
            
            _self.setValue(value);
        });
        
        this.cancel.hover(function() {
            $(this).toggleClass('ui-rating-cancel-hover');
        })
        .click(function() {
            _self.reset();
        });
    },
    
    unbindEvents: function() {        
        this.stars.unbind('click');
        
        this.cancel.unbind('hover click');
    },
    
    getValue: function() {
        var inputVal = this.jqInput.val();
        
        return inputVal == '' ? null : parseInt(inputVal);
    },
    
    setValue: function(value) {
        //set hidden value
        this.jqInput.val(value);
        
        //update visuals
        this.stars.removeClass('ui-rating-star-on');
        for(var i = 0; i < value; i++) {
            this.stars.eq(i).addClass('ui-rating-star-on');
        }
        
        //invoke callback
        if(this.cfg.onRate) {
            this.cfg.onRate.call(this, value);
        }

        //invoke ajax rate behavior
        if(this.cfg.behaviors) {
            var rateBehavior = this.cfg.behaviors['rate'];
            if(rateBehavior) {
                rateBehavior.call(this);
            }
        }
    },
    
    enable: function() {
        this.cfg.disabled = false;
        
        this.bindEvents();
        
        this.jq.removeClass('ui-state-disabled');
    },
    
    disable: function() {
        this.cfg.disabled = true;
        
        this.unbindEvents();
        
        this.jq.addClass('ui-state-disabled');
    },
    
    reset: function() {
        this.jqInput.val('');
        
        this.stars.filter('.ui-rating-star-on').removeClass('ui-rating-star-on');
        
        //invoke ajax cancel behavior
        if(this.cfg.behaviors) {
            var cancelBehavior = this.cfg.behaviors['cancel'];
            if(cancelBehavior) {
                cancelBehavior.call(this);
            }
        }
    }
});