C++ (Cpp) CDuiWindow::GetDuiWindow示例

示例#1

文件： duiitembox.cpp 项目： maerson/GUI-duiengine

BOOL CDuiItemBox::SetNewPosition(CDuiWindow * pChild, DWORD nPos, BOOL bEnsureVisible)
{
    if (pChild == NULL)
    {
        return FALSE;
    }

    CDuiWindow * pCurChild = m_pFirstChild;
    DWORD nCurPos = 0;
    for (; pCurChild != NULL; pCurChild = pCurChild->GetDuiWindow(GDUI_NEXTSIBLING))
    {
        if (pCurChild == pChild)
        {
            break;
        }
        ++nCurPos;
    }

    if (pCurChild == NULL)
    {
        return FALSE;
    }

    if (nCurPos == nPos)
    {
        if (bEnsureVisible)
        {
            EnsureVisible(pChild);
        }

        NotifyInvalidate();
        return TRUE;
    }

    if (nPos == 0)
    {
        BringWindowAfter(pChild, ICWND_FIRST);
    }
    else
    {
        CDuiWindow * pNewNext = m_pFirstChild;
        for (UINT i = 0; i < nPos && pNewNext != NULL; i++)
        {
            pNewNext = pNewNext->GetDuiWindow(GDUI_NEXTSIBLING);
        }

        BringWindowAfter(pChild, pNewNext);
    }

    UpdateScroll();
    ReLayout();
    if (bEnsureVisible)
    {
        EnsureVisible(pChild);
    }
    NotifyInvalidate();
    return TRUE;
}

示例#2

文件： duiitembox.cpp 项目： maerson/GUI-duiengine

int CDuiItemBox::GetItemPos(CDuiWindow * lpCurItem)
{
    if (lpCurItem == NULL)
    {
        return -1;
    }
    int nPos = 0;
    for (CDuiWindow *pChild = m_pFirstChild; pChild != NULL; pChild = pChild->GetDuiWindow(GDUI_NEXTSIBLING), ++nPos)
    {
        if (pChild == lpCurItem)
        {
            return nPos;
        }
    }
    return -1;
}