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Prado.WebUI = Class.create();
//base postback-able controls
Prado.WebUI.PostBackControl = Class.create();
Object.extend(Prado.WebUI.PostBackControl.prototype,
{
initialize : function(options)
{
this.control = $(options['ID']);
if(options['CausesValidation'] && Prado.Validation)
Prado.Validation.AddTarget(options['ID'], options['ValidationGroup']);
//TODO: what do the following options do?
//options['PostBackUrl']
//options['ClientSubmit']
if(this.onInit)
this.onInit(options);
}
});
//short cut to create postback components
Prado.WebUI.createPostBackComponent = function(definition)
{
var component = Class.create();
Object.extend(component.prototype, Prado.WebUI.PostBackControl.prototype);
if(definition) Object.extend(component.prototype, definition);
return component;
}
Prado.WebUI.TButton = Prado.WebUI.createPostBackComponent();
Prado.WebUI.ClickableComponent = Prado.WebUI.createPostBackComponent(
{
onInit : function(options)
{
Event.observe(this.control, "click", Prado.PostBack.bindEvent(this,options));
}
});
Prado.WebUI.TLinkButton = Prado.WebUI.ClickableComponent;
Prado.WebUI.TCheckBox = Prado.WebUI.ClickableComponent;
Prado.WebUI.TRadioButton = Prado.WebUI.ClickableComponent;
Prado.WebUI.TBulletedList = Prado.WebUI.ClickableComponent;
Prado.WebUI.TTextBox = Prado.WebUI.createPostBackComponent(
{
onInit : function(options)
{
if(options['TextMode'] != 'MultiLine')
Event.observe(this.element, "keypress", this.handleReturnKey.bind(this));
Event.observe(this.element, "change", Prado.PostBack.bindEvent(this,options));
},
handleReturnKey : function(e)
{
if(Event.keyCode(e) == Event.KEY_RETURN)
{
var target = Event.element(e);
if(target)
{
Event.fireEvent(target, "change");
Event.stop(e);
}
}
}
});
Prado.WebUI.TListControl = Prado.WebUI.createPostBackComponent(
{
onInit : function(options)
{
Event.observe(this.element.id, "change", Prado.PostBack.bindEvent(this,options));
}
});
Prado.WebUI.TListBox = Prado.WebUI.TListControl;
Prado.WebUI.TDropDownList = Prado.WebUI.TListControl;
Prado.WebUI.DefaultButton = Class.create();
Object.extend(Prado.WebUI.DefaultButton.prototype,
{
initialize : function(options)
{
this.options = options;
this._event = this.triggerEvent.bindEvent(this);
Event.observe(options['Panel'], 'keydown', this._event);
},
triggerEvent : function(ev, target)
{
var enterPressed = Event.keyCode(ev) == Event.KEY_RETURN;
var isTextArea = Event.element(ev).tagName.toLowerCase() == "textarea";
if(enterPressed && !isTextArea)
{
var defaultButton = $(this.options['Target']);
if(defaultButton)
{
this.triggered = true;
Event.fireEvent(defaultButton, this.options['Event']);
Event.stop(ev);
}
}
}
});
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