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Prado.WebUI = Class.create();
//base postback-able controls
/*Prado.WebUI.PostBackControl = Class.create();
Prado.WebUI.PostBackControl.prototype =
{
initialize : function(options)
{
this.element = $(options['ID']);
/* if(options.CausesValidation && typeof(Prado.Validation) != 'undefined')
{
Prado.Validation.registerTarget(options);
}
//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.PostBackControl = Class.create();
Prado.WebUI.PostBackControl.prototype =
{
_elementOnClick : null, //capture the element's onclick function
initialize : function(options)
{
this.element = $(options.ID);
if(this.onInit)
this.onInit(options);
},
onInit : function(options)
{
if(typeof(this.element.onclick)=="function")
{
this._elementOnClick = this.element.onclick;
this.element.onclick = null;
}
Event.observe(this.element, "click", this.onClick.bindEvent(this,options));
},
onClick : function(event, options)
{
var src = Event.element(event);
var doPostBack = true;
var onclicked = null;
if(this._elementOnClick)
{
var onclicked = this._elementOnClick(event);
if(typeof(onclicked) == "boolean")
doPostBack = onclicked;
}
if(doPostBack)
this.onPostBack(event,options);
if(typeof(onclicked) == "boolean" && !onclicked)
Event.stop(event);
},
onPostBack : function(event, options)
{
Prado.PostBack(event,options);
}
};
Prado.WebUI.TButton = Class.extend(Prado.WebUI.PostBackControl);
Prado.WebUI.TLinkButton = Class.extend(Prado.WebUI.PostBackControl);
Prado.WebUI.TCheckBox = Class.extend(Prado.WebUI.PostBackControl);
Prado.WebUI.TBulletedList = Class.extend(Prado.WebUI.PostBackControl);
Prado.WebUI.TImageMap = Class.extend(Prado.WebUI.PostBackControl);
/**
* TImageButton client-side behaviour. With validation, Firefox needs
* to capture the x,y point of the clicked image in hidden form fields.
*/
Prado.WebUI.TImageButton = Class.extend(Prado.WebUI.PostBackControl);
Object.extend(Prado.WebUI.TImageButton.prototype,
{
/**
* Only add the hidden inputs once.
*/
hasXYInput : false,
/**
* Override parent onPostBack function, tried to add hidden forms
* inputs to capture x,y clicked point.
*/
onPostBack : function(event, options)
{
if(!this.hasXYInput)
{
this.addXYInput(event,options);
this.hasXYInput = true;
}
Prado.PostBack(event, options);
},
/**
* Add hidden inputs to capture the x,y point clicked on the image.
* @param event DOM click event.
* @param array image button options.
*/
addXYInput : function(event,options)
{
var imagePos = Position.cumulativeOffset(this.element);
var clickedPos = [event.clientX, event.clientY];
var x = clickedPos[0]-imagePos[0]+1;
var y = clickedPos[1]-imagePos[1]+1;
var id = options['EventTarget'];
var x_input = INPUT({type:'hidden',name:id+'_x',value:x});
var y_input = INPUT({type:'hidden',name:id+'_y',value:y});
this.element.parentNode.appendChild(x_input);
this.element.parentNode.appendChild(y_input);
}
});
/**
* Radio button, only initialize if not already checked.
*/
Prado.WebUI.TRadioButton = Class.extend(Prado.WebUI.PostBackControl);
Prado.WebUI.TRadioButton.prototype.onRadioButtonInitialize = Prado.WebUI.TRadioButton.prototype.initialize;
Object.extend(Prado.WebUI.TRadioButton.prototype,
{
initialize : function(options)
{
this.element = $(options['ID']);
if(!this.element.checked)
this.onRadioButtonInitialize(options);
}
});
Prado.WebUI.TTextBox = Class.extend(Prado.WebUI.PostBackControl,
{
onInit : function(options)
{
if(options['TextMode'] != 'MultiLine')
Event.observe(this.element, "keydown", 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 = Class.extend(Prado.WebUI.PostBackControl,
{
onInit : function(options)
{
Event.observe(this.element, "change", Prado.PostBack.bindEvent(this,options));
}
});
Prado.WebUI.TListBox = Class.extend(Prado.WebUI.TListControl);
Prado.WebUI.TDropDownList = Class.extend(Prado.WebUI.TListControl);
Prado.WebUI.DefaultButton = Class.create();
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);
}
}
}
};
Prado.WebUI.TTextHighlighter=Class.create();
Prado.WebUI.TTextHighlighter.prototype=
{
initialize:function(id)
{
if(!window.clipboardData) return;
var options =
{
href : 'javascript:;/'+'/copy code to clipboard',
onclick : 'Prado.WebUI.TTextHighlighter.copy(this)',
onmouseover : 'Prado.WebUI.TTextHighlighter.hover(this)',
onmouseout : 'Prado.WebUI.TTextHighlighter.out(this)'
}
var div = DIV({className:'copycode'}, A(options, 'Copy Code'));
document.write(DIV(null,div).innerHTML);
}
};
Object.extend(Prado.WebUI.TTextHighlighter,
{
copy : function(obj)
{
var parent = obj.parentNode.parentNode.parentNode;
var text = '';
for(var i = 0; i < parent.childNodes.length; i++)
{
var node = parent.childNodes[i];
if(node.innerText)
text += node.innerText == 'Copy Code' ? '' : node.innerText;
else
text += node.nodeValue;
}
if(text.length > 0)
window.clipboardData.setData("Text", text);
},
hover : function(obj)
{
obj.parentNode.className = "copycode copycode_hover";
},
out : function(obj)
{
obj.parentNode.className = "copycode";
}
});
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