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/*
* This source file is part of libRocket, the HTML/CSS Interface Middleware
*
* For the latest information, see http://www.librocket.com
*
* Copyright (c) 2008-2010 CodePoint Ltd, Shift Technology Ltd
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*/
#include "InputTypeRadio.h"
#include "../../Include/Rocket/Controls/ElementFormControlInput.h"
#include "../../Include/Rocket/Core/ElementUtilities.h"
#include "../../Include/Rocket/Controls/ElementForm.h"
namespace Rocket {
namespace Controls {
InputTypeRadio::InputTypeRadio(ElementFormControlInput* element) : InputType(element)
{
if (element->HasAttribute("checked"))
PopRadioSet();
}
InputTypeRadio::~InputTypeRadio()
{
}
// Returns if this value should be submitted with the form.
bool InputTypeRadio::IsSubmitted()
{
return element->HasAttribute("checked");
}
// Checks for necessary functional changes in the control as a result of changed attributes.
bool InputTypeRadio::OnAttributeChange(const Core::AttributeNameList& changed_attributes)
{
// Check if maxlength has been defined.
if (changed_attributes.find("checked") != changed_attributes.end())
{
bool checked = element->HasAttribute("checked");
element->SetPseudoClass("checked", checked);
if (checked)
PopRadioSet();
Rocket::Core::Dictionary parameters;
parameters.Set("value", Rocket::Core::String(checked ? GetValue() : ""));
element->DispatchEvent("change", parameters);
}
return true;
}
// Pops the element's radio set if we are checked.
void InputTypeRadio::OnChildAdd()
{
if (element->HasAttribute("checked"))
PopRadioSet();
}
// Checks for necessary functional changes in the control as a result of the event.
void InputTypeRadio::ProcessEvent(Core::Event& event)
{
if (event == "click" &&
!element->IsDisabled())
element->SetAttribute("checked", "");
}
// Sizes the dimensions to the element's inherent size.
bool InputTypeRadio::GetIntrinsicDimensions(Rocket::Core::Vector2f& dimensions)
{
dimensions.x = 16;
dimensions.y = 16;
return true;
}
// Pops all other radio buttons in our form that share our name.
void InputTypeRadio::PopRadioSet()
{
// Uncheck all other radio buttons with our name in the form.
ElementForm* form = NULL;
Core::Element* parent = element->GetParentNode();
while (parent != NULL &&
(form = dynamic_cast< ElementForm* >(parent)) == NULL)
parent = parent->GetParentNode();
if (form != NULL)
{
Core::ElementList form_controls;
Core::ElementUtilities::GetElementsByTagName(form_controls, form, "input");
for (size_t i = 0; i < form_controls.size(); ++i)
{
ElementFormControlInput* radio_control = dynamic_cast< ElementFormControlInput* >(form_controls[i]);
if (radio_control != NULL &&
element != radio_control &&
radio_control->GetAttribute< Rocket::Core::String >("type", "text") == "radio" &&
radio_control->GetName() == element->GetName())
{
radio_control->RemoveAttribute("checked");
}
}
}
}
}
}
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