DWORD_PTR CUIComboBox::GetItemData(int nItem)
{
if( m_items.GetSize() == 0 )
{
return NULL;
}
if( nItem < 0 || nItem >= (int)m_items.GetSize())
{
return NULL;
}
CUIControl* pControl = static_cast<CUIControl*>(m_items[nItem]);
if (pControl == NULL)
{
return NULL;
}
IListItemUI* pListItem = static_cast<IListItemUI*>(pControl->GetInterface(_T("ListItem")));
if( pListItem == NULL )
{
return NULL;
}
return pListItem->GetItemData();
}
bool CUIComboBox::SetCurSel(int iIndex)
{
if( iIndex == m_iCurSel ) return true;
if( m_iCurSel >= 0 ) {
CUIControl* pControl = static_cast<CUIControl*>(m_items[m_iCurSel]);
IListItemUI* pListItem = static_cast<IListItemUI*>(pControl->GetInterface(_T("ListItem")));
if( pListItem != NULL ) pListItem->Select(false);
m_iCurSel = -1;
}
if( m_items.GetSize() == 0 ) return false;
if( iIndex < 0 ) iIndex = 0;
if( iIndex >= m_items.GetSize() ) iIndex = m_items.GetSize() - 1;
CUIControl* pControl = static_cast<CUIControl*>(m_items[iIndex]);
if( !pControl->IsVisible() ) return false;
if( !pControl->IsEnabled() ) return false;
IListItemUI* pListItem = static_cast<IListItemUI*>(pControl->GetInterface(_T("ListItem")));
if( pListItem == NULL ) return false;
m_iCurSel = iIndex;
pControl->SetFocus();
pListItem->Select(true);
CUIContainer* pContainer = dynamic_cast<CUIContainer*>(pListItem->GetOwner());
if (pContainer)
{
RECT rcItem = pControl->GetPos();
RECT rcList = pContainer->GetPos();
int iPos = pContainer->GetScrollPos();
if( rcItem.top < rcList.top || rcItem.bottom > rcList.bottom )
{
int dx = 0;
if( rcItem.top < rcList.top ) dx = rcItem.top - rcList.top;
if( rcItem.bottom > rcList.bottom ) dx = rcItem.bottom - rcList.bottom;
pContainer->SetScrollPos(pContainer->GetScrollPos() + dx);
}
}
Invalidate();
return true;
}
bool CUIComboBox::SetItemData(int nItem, DWORD_PTR dwData)
{
if( nItem < 0 || nItem >= (int)m_items.GetSize())
{
return false;
}
CUIControl* pControl = static_cast<CUIControl*>(m_items[nItem]);
if (pControl == NULL)
{
return false;
}
IListItemUI* pListItem = static_cast<IListItemUI*>(pControl->GetInterface(_T("ListItem")));
if( pListItem == NULL )
{
return false;
}
return pListItem->SetItemData(dwData);
}
void CUIComboBox::DoPaint(HDC hDC, const RECT& rcPaint)
{
// Paint the nice frame
int cy = m_rcItem.bottom - m_rcItem.top;
::SetRect(&m_rcButton, m_rcItem.right - cy, m_rcItem.top, m_rcItem.right, m_rcItem.bottom);
RECT rcText = { m_rcItem.left + 5, m_rcItem.top, m_rcButton.left + 1, m_rcItem.bottom };
UINT uState = m_uButtonState;
if( IsFocused() ) uState |= UISTATE_FOCUSED;
if( !IsEnabled() ) uState |= UISTATE_DISABLED;
RECT rcPadding = { 0 };
// Paint dropdown button
if (m_pImageOwner != NULL)
{
RECT rcImage = {0};
int nWidth = m_pImageOwner->GetWidth() / 4;
int nHeight = m_pImageOwner->GetHeight();
// Draw frame and body
if( (uState & UISTATE_DISABLED) != 0 ) {
RECT rcTemp = {nWidth *3, 0, nWidth * 4, nHeight};
rcImage = rcTemp;
}
else if( (uState & UISTATE_PUSHED) != 0 ) {
RECT rcTemp ={nWidth *2, 0, nWidth * 3, nHeight};
rcImage = rcTemp;
}
else if( (uState & UISTATE_HOT) != 0 ) {
RECT rcTemp ={nWidth *1, 0, nWidth * 2, nHeight};
rcImage = rcTemp;
}
else {
RECT rcTemp ={nWidth *0, 0, nWidth * 1, nHeight};
rcImage = rcTemp;
}
CUIBlueRenderEngine::DoFillRect(hDC, m_pManager, m_rcItem, rcImage, m_pImageOwner);
}
else
{
CUIBlueRenderEngine::DoPaintButton(hDC, m_pManager, m_rcItem, uState, NULL, 0);
}
if (m_sText.GetLength() > 0)
{
UITYPE_COLOR clrText;
if( (m_uButtonState & UISTATE_DISABLED) != 0 ) {
clrText = UICOLOR_BUTTON_TEXT_DISABLED;
}
else if( (m_uButtonState & UISTATE_PUSHED) != 0 ) {
clrText = UICOLOR_BUTTON_TEXT_PUSHED;
}
else {
clrText = UICOLOR_BUTTON_TEXT_NORMAL;
}
RECT rcText = m_rcItem;
::InflateRect(&rcText, -1, -1);
rcText.left += rcPadding.left;
rcText.top += rcPadding.top;
rcText.right -= rcPadding.right;
rcText.bottom -= rcPadding.bottom;
int nLinks = 0;
CUIBlueRenderEngine::DoPaintPrettyText(hDC, m_pManager, rcText, m_sText, clrText, UICOLOR__INVALID, NULL, nLinks, 0);
}
// Paint dropdown edit box
::InflateRect(&rcText, -1, -1);
if( m_iCurSel >= 0 ) {
CUIControl* pControl = static_cast<CUIControl*>(m_items[m_iCurSel]);
IListItemUI* pElement = static_cast<IListItemUI*>(pControl->GetInterface(_T("ListItem")));
if( pElement != NULL ) {
// Render item with specific draw-style
int nLinks = 0;
CUIBlueRenderEngine::DoPaintPrettyText(hDC, m_pManager, rcText, pControl->GetText(), UICOLOR_CONTROL_TEXT_NORMAL, UICOLOR__INVALID, NULL, nLinks, DT_SINGLELINE | DT_VCENTER);
}
else {
//// Allow non-listitems to render as well.
RECT rcOldPos = pControl->GetPos();
pControl->SetPos(rcText);
pControl->DoPaint(hDC, rcText);
pControl->SetPos(rcOldPos);
}
}
}
