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#include "stdafx.h"
#include "optionsctrlimpl.h"
/*
* OptionsCtrlImpl::RadioSiblings
*/
int OptionsCtrlImpl::RadioSiblings::join(Radio* pRadio)
{
m_Radios.push_back(pRadio);
++m_nRadios;
return m_nRadios - 1;
}
bool OptionsCtrlImpl::RadioSiblings::leave(int nRadio)
{
assert(nRadio >= 0 && nRadio < m_Radios.size() && m_Radios[nRadio]);
m_Radios[nRadio] = NULL;
--m_nRadios;
return (m_nRadios == 0);
}
void OptionsCtrlImpl::RadioSiblings::setChecked(int nRadio)
{
if (nRadio == m_nChecked)
{
return;
}
if (nRadio < 0 || nRadio >= m_Radios.size())
{
return;
}
if (m_nChecked != -1)
{
assert(m_Radios[m_nChecked]);
int nOldChecked = m_nChecked;
m_nChecked = -1;
m_Radios[nOldChecked]->updateItem();
}
assert(m_Radios[nRadio]);
m_nChecked = nRadio;
m_Radios[m_nChecked]->updateItem();
}
/*
* OptionsCtrlImpl::Radio
*/
bool OptionsCtrlImpl::Radio::getChildEnable(bool bChecked)
{
return
!m_bDisableChildsOnUncheck && m_bDisableChilds && m_bEnabled ||
m_bDisableChildsOnUncheck && bChecked && (!m_bDisableChilds || m_bEnabled);
}
void OptionsCtrlImpl::Radio::updateItem()
{
bool bChecked = isChecked();
m_pCtrl->setStateImage(m_hItem, m_bEnabled ? (bChecked ? siRadioC : siRadioU) : (bChecked ? siRadioCG : siRadioUG));
if (m_bDisableChilds || m_bDisableChildsOnUncheck)
{
enableChilds(getChildEnable(bChecked));
}
}
OptionsCtrlImpl::Radio::Radio(OptionsCtrlImpl* pCtrl, Item* pParent, Radio* pSibling, const wchar_t* szLabel, DWORD dwFlags, INT_PTR dwData)
: Item(pCtrl, itRadio, szLabel, dwFlags, dwData)
{
m_bDisableChildsOnUncheck = bool_(dwFlags & OCF_DISABLECHILDSONUNCHECK);
pCtrl->insertItem(pParent, this, szLabel, dwFlags, siRadioU);
m_pSiblings = pSibling ? pSibling->m_pSiblings : new RadioSiblings();
m_nIndex = m_pSiblings->join(this);
if (dwFlags & OCF_CHECKED)
{
m_pSiblings->setChecked(m_nIndex);
}
else
{
updateItem();
}
if (pParent)
{
pParent->childAdded(this);
}
}
OptionsCtrlImpl::Radio::~Radio()
{
if (m_pSiblings->leave(m_nIndex))
{
delete m_pSiblings;
}
}
void OptionsCtrlImpl::Radio::onToggle()
{
if (m_bEnabled && !isChecked())
{
setChecked();
m_pCtrl->setModified(this);
}
}
void OptionsCtrlImpl::Radio::childAdded(Item* pChild)
{
if (m_bDisableChilds || m_bDisableChildsOnUncheck)
{
pChild->setEnabled(getChildEnable(isChecked()));
}
}
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