int CEnListCtrl::SetCurSel(int nIndex, bool bNotifyParent)
{
ASSERT (nIndex >= -1 && nIndex < GetItemCount());
int nCurSel, nRes;
UINT nState, nMask;
CRect rItem;
nState = nMask = LVIS_SELECTED | LVIS_FOCUSED;
nCurSel = GetFirstSel();
if (nCurSel != -1)
{
SetItemState(nCurSel, 0, nMask);
Update(nCurSel);
}
SetItemState(nIndex, nState, nMask);
nRes = Update(nIndex);
// if we have the focus then update parent
if (GetFocus() == this && bNotifyParent)
NotifySelChange();
return nRes;
}
void SListBoxEx::OnKeyDown( TCHAR nChar, UINT nRepCnt, UINT nFlags )
{
int nNewSelItem = -1;
SWindow *pOwner = GetOwner();
if (pOwner && (nChar == VK_ESCAPE))
{
pOwner->SSendMessage(WM_KEYDOWN, nChar, MAKELONG(nFlags, nRepCnt));
return;
}
if (nChar == VK_DOWN && m_iSelItem < GetItemCount() - 1)
nNewSelItem = m_iSelItem+1;
else if (nChar == VK_UP && m_iSelItem > 0)
nNewSelItem = m_iSelItem-1;
else if (pOwner && nChar == VK_RETURN)
nNewSelItem = m_iSelItem;
else if(nChar == VK_PRIOR)
{
OnScroll(TRUE,SB_PAGEUP,0);
}else if(nChar == VK_NEXT)
{
OnScroll(TRUE,SB_PAGEDOWN,0);
}
if(nNewSelItem!=-1)
{
EnsureVisible(nNewSelItem);
NotifySelChange(m_iSelItem,nNewSelItem);
}
}
void CDuiListBox::OnLButtonUp(UINT nFlags,CPoint pt)
{
m_iHoverItem = HitTest(pt);
if(m_iHoverItem!=m_iSelItem)
NotifySelChange(m_iSelItem,m_iHoverItem);
}
void CEnListCtrl::ClearAll()
{
if (GetItemCount())
SetMulSel(0, GetItemCount() - 1, FALSE);
// if we have the focus then update parent
if (GetFocus() == this)
NotifySelChange();
}
void SListBox::OnLButtonUp(UINT nFlags,CPoint pt)
{
if(m_bHotTrack)
{
m_iHoverItem = HitTest(pt);
if(m_iHoverItem!=m_iSelItem)
NotifySelChange(m_iSelItem,m_iHoverItem);
}
SWindow::OnLButtonUp(nFlags,pt);
}
void CEnListCtrl::SelectAll()
{
if (GetItemCount())
{
SetMulSel(0, GetItemCount() - 1, TRUE);
}
// if we have the focus then update parent
if (GetFocus() == this)
{
NotifySelChange();
}
}
void CEnListCtrl::SetMulSel(int nIndexStart, int nIndexEnd, BOOL bSelect, BOOL bNotifyParent)
{
ASSERT (nIndexStart >= 0 && nIndexStart < GetItemCount() &&
nIndexEnd >= 0 && nIndexEnd < GetItemCount());
int nIndex;
for (nIndex = nIndexStart; nIndex <= nIndexEnd; nIndex++)
SetItemState(nIndex, bSelect ? LVIS_SELECTED : 0, LVIS_SELECTED);
// if we have the focus then update parent
if (GetFocus() == this && bNotifyParent)
NotifySelChange();
}
LRESULT SListBoxEx::OnMouseEvent( UINT uMsg,WPARAM wParam,LPARAM lParam )
{
LRESULT lRet=0;
CPoint pt(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
if(uMsg==WM_LBUTTONUP && m_iHoverItem!=m_iSelItem)
NotifySelChange(m_iSelItem,m_iHoverItem);
if(m_pCapturedFrame)
{
CRect rcItem=m_pCapturedFrame->GetItemRect();
pt.Offset(-rcItem.TopLeft());
lRet = m_pCapturedFrame->DoFrameEvent(uMsg,wParam,MAKELPARAM(pt.x,pt.y));
}
else
{
if(m_bFocusable && (uMsg==WM_LBUTTONDOWN || uMsg== WM_RBUTTONDOWN || uMsg==WM_LBUTTONDBLCLK))
SetFocus();
int iHover=HitTest(pt);
if(iHover!=m_iHoverItem)
{
int nOldHover=m_iHoverItem;
m_iHoverItem=iHover;
if(nOldHover!=-1)
{
RedrawItem(nOldHover);
m_arrItems[nOldHover]->DoFrameEvent(WM_MOUSELEAVE,0,0);
}
if(m_iHoverItem!=-1)
{
RedrawItem(m_iHoverItem);
m_arrItems[m_iHoverItem]->DoFrameEvent(WM_MOUSEHOVER,wParam,MAKELPARAM(pt.x,pt.y));
}
}
if(uMsg==WM_LBUTTONDOWN && m_iSelItem!=-1 && m_iSelItem != m_iHoverItem )
{//选择一个新行的时候原有行失去焦点
m_arrItems[m_iSelItem]->GetFocusManager()->SetFocusedHwnd(0);
}
if(m_iHoverItem!=-1)
{
m_arrItems[m_iHoverItem]->DoFrameEvent(uMsg,wParam,MAKELPARAM(pt.x,pt.y));
}
}
return 0;
}
void SListBox::OnKeyDown( TCHAR nChar, UINT nRepCnt, UINT nFlags )
{
int nNewSelItem = -1;
int iCurSel=m_iSelItem;
if(m_bHotTrack && m_iHoverItem!=-1)
iCurSel=m_iHoverItem;
if (nChar == VK_DOWN && m_iSelItem < GetCount() - 1)
nNewSelItem = iCurSel+1;
else if (nChar == VK_UP && m_iSelItem > 0)
nNewSelItem = iCurSel-1;
if(nNewSelItem!=-1)
{
int iHover=m_iHoverItem;
if(m_bHotTrack)
m_iHoverItem=-1;
EnsureVisible(nNewSelItem);
NotifySelChange(m_iSelItem,nNewSelItem);
if(iHover!=-1 && iHover != m_iSelItem && iHover != nNewSelItem)
RedrawItem(iHover);
}
}
void CDuiListBox::OnKeyDown( TCHAR nChar, UINT nRepCnt, UINT nFlags )
{
int nNewSelItem = -1;
CDuiWindow *pOwner = GetOwner();
if (pOwner && (nChar == VK_ESCAPE))
{
pOwner->DuiSendMessage(WM_KEYDOWN, nChar, MAKELONG(nFlags, nRepCnt));
return;
}
if (nChar == VK_DOWN && m_iSelItem < GetCount() - 1)
nNewSelItem = m_iSelItem+1;
else if (nChar == VK_UP && m_iSelItem > 0)
nNewSelItem = m_iSelItem-1;
else if (pOwner && nChar == VK_RETURN)
nNewSelItem = m_iSelItem;
if(nNewSelItem!=-1)
{
EnsureVisible(nNewSelItem);
NotifySelChange(m_iSelItem,nNewSelItem,
m_bHotTrack&&nChar!=VK_RETURN ? WM_MOUSEMOVE : WM_LBUTTONUP);
}
}
