/*

 *

 * jRails form observer plugin

 * version 0.1

 * <aaron@ennerchi.com> | http://www.ennerchi.com

 * 

 */



(function($) {

  $.fn.extend({

    formElementObserver: function(frequency, callback){

      var field = $(this), lastValue = field.formVal();

      setInterval(function(){

        value = field.formVal();

        if (lastValue != value) callback.apply(this, [field[0], value]);

        lastValue = value;

      }, frequency * 1000);

    },

    formElementEventObserver: function(callback){

      var field = $(this), lastValue = field.formVal();

      event = (field.type == 'radio' || field.type == 'checkbox') ? 'click' : 'change';

      field.bind(event, function(){

        value = field.formVal();

        if (lastValue != value) callback.apply(this, [field[0], value]);

        lastValue = value;

      });

    },

    formObserver: function(frequency, callback){

      var form = $(this), lastValue = form.serialize();

      setInterval(function(){

        value = form.serialize();

        if (lastValue != value) callback.apply(this, [form[0], form.serialize()]);

        lastValue = value;

      }, frequency * 1000);

    },

    formEventObserver: function(callback){

      var form = $(this);

      $(form.elements).each(function(){

        field = $(this);

        field.attr('lastValue', field.formVal());

        event = (field.type == 'radio' || field.type == 'checkbox') ? 'click' : 'change';

        field.bind(event, function(){

          field = $(this);

          value = field.formVal();

          if (field.attr('lastValue') != value) callback.apply(this, [form[0], form.serialize()]);

          field.attr('lastValue', value);

        });

      });

    }

  });

})(jQuery);



//gets the value of the first matched form field, or sets

//the value of all the matched form fields

(function($) {

  $.fn.extend({

    formVal: function(newVal) {

    var self = this.get(0);

    var optVal = function(opt) {

        if(opt.value) return opt.value; // non-empty string, use it

        if(!opt.outerHTML) return ''; // not IE, we should trust value

        return /\svalue=""(?:\s|>)/.test(opt.outerHTML) ? '' : opt.text;

    };

    if(newVal == null) {

        if(this.size() < 1) return '';

        if(self.type == 'text') return self.value;

        if(self.tagName == 'TEXTAREA') return this.text();

        if(self.type == 'checkbox' || self.type == 'radio')

          return this.filter('input:checked').val() || '';

        if(self.tagName == 'OPTION') return this.parent().formVal();

        if(self.tagName == 'SELECT' && self.selectedIndex >= 0)

          return optVal(self.options[self.selectedIndex]);

        return '';

    }

    if(self.type == 'text') this.val(newVal);

    else if(self.tagName == 'TEXTAREA') this.text(newVal);

    else if(self.type == 'checkbox' || self.type == 'radio') {

        this.filter(':checked').removeAttr('checked');

        this.filter('[@value=' + newVal + ']').attr('checked', 'checked');

    }

    else if(self.tagName == 'OPTION') this.parent().formVal(newVal);

    else if(self.tagName == 'SELECT') {

        for (var i=0, l=self.options.length; i<l; ++i) {

            if(newVal == optVal(self.options[i])) {

                self.selectedIndex = i;

                break;

            }

        }

    }

    return this;

}

  });

})(jQuery);



 /*

 *

 * jRails visual effects stubs

 * version 0.1

 * <aaron@ennerchi.com> | http://www.ennerchi.com

 * 

 */



(function($) {

  $.fn.extend({

    Appear : function(speed, callback) {

      return this.fadeIn(speed, callback);

    },

    BlindDown : function(speed, callback) {

      this.show({ method: 'blind', direction: 'vertical' }, speed, callback);

      return this;

    },

    BlindUp : function(speed, callback) {

      this.hide({ method: 'blind', direction: 'vertical' }, speed, callback); 

      return this;

    },

    BlindRight : function(speed, callback) {

      this.show({ method: 'blind', direction: 'horizontal' }, speed, callback); 

      return this;

    },

    BlindLeft : function(speed, callback) {

      this.hide({ method: 'blind', direction: 'horizontal' }, speed, callback); 

      return this;

    },

    DropOut : function(speed, callback) {

      this.hide({ method: 'drop', direction: 'down' }, speed, callback); 

      return this;

    },

    DropIn : function(speed, callback) {

      this.show({ method: 'drop', direction: 'down' }, speed, callback); 

      return this;

    },

    Fade : function(speed, callback) {

      return this.fadeOut(speed, callback);

    },

    Grow : function(speed, callback) {

      this.show({ method: 'scale' }, speed, callback); 

      return this;

    },

    Highlight : function(speed, callback) {

      this.show({ method: 'highlight' }, speed, callback); 

      return this;

    },

    Puff : function(speed, callback) {

      this.hide({ method: 'scale', mode: 'puff' }, speed, callback); 

      return this;

    },

    Pulsate : function(speed, callback) {

      this.show({ method: 'pulsate' }, speed, callback); 

      return this;

    },

    Shake : function(speed, callback) {

      this.show({ method: 'shake' }, speed, callback); 

      return this;

    },

    Shrink : function(speed, callback) {

      this.hide({ method: 'scale' }, speed, callback); 

      return this;

    },

    Squish : function(speed, callback) {

      this.hide({ method: 'scale', mode: 'squish' }, speed, callback); 

      return this;

    },

    SlideUp : function(speed, callback) {

      this.hide({ method: 'slide', direction: 'up'}, speed, callback); 

      return this;

    },

    SlideDown : function(speed, callback) {

      this.show({ method: 'slide', direction: 'down'}, speed, callback); 

      return this;

    }

  });

})(jQuery);



 /*

 * [ 0.2 ] Original by Jonathan Howard

 * [ 0.3 ] Updated for current jQuery releases,

 *         and formatted for jQuery namespace by Charles Phillips

 *         <charles@doublerebel.com> | http://www.doublerebel.com/scripts/jquery.pause.js

 *

 * jQuery Pause

 * version 0.3

 *

 */

 

(function($) {

  $.fn.extend({

    pause: function(milli,type) {

      milli = milli || 1000;

      type = type || "fx";

      return this.queue(type,function(){

        var self = this;

        setTimeout(function(){

          $(self).dequeue();

        },milli);

      });

    },

    clearQueue: function(type) {

      return this.each(function(){

        type = type || "fx";

        if(this.queue && this.queue[type]) {

          this.queue[type].length = 0;

        }

      });

    },

    unpause: $.fn.clearQueue

  });

})(jQuery);