Ejemplo n.º 1
0
CComboBox* CPlayerListCtrl::ShowInPlaceComboBox(int nItem, int nCol, CAtlList<CString>& lstItems, int nSel, bool bShowDropDown)
{
    CRect rect;
    if (!PrepareInPlaceControl(nItem, nCol, rect)) {
        return nullptr;
    }

    DWORD dwStyle = /*WS_BORDER|*/WS_CHILD | WS_VISIBLE | WS_VSCROLL /*|WS_HSCROLL*/
                                  | CBS_DROPDOWNLIST | CBS_DISABLENOSCROLL/*|CBS_NOINTEGRALHEIGHT*/;
    CComboBox* pComboBox = DEBUG_NEW CInPlaceComboBox(nItem, nCol, lstItems, nSel);
    pComboBox->Create(dwStyle, rect, this, IDC_COMBO1);

    CorrectComboListWidth(*pComboBox);

    int width = GetColumnWidth(nCol);
    if (pComboBox->GetDroppedWidth() < width) {
        pComboBox->SetDroppedWidth(width);
    }

    if (bShowDropDown) {
        pComboBox->ShowDropDown();
    }

    m_fInPlaceDirty = false;

    return pComboBox;
}
Ejemplo n.º 2
0
void UpdateHorzExtent(CComboBox &rctlComboBox, int iIconWidth)
{
	int iItemCount = rctlComboBox.GetCount();
	if (iItemCount > 0)
	{
		CDC *pDC = rctlComboBox.GetDC();
		if (pDC != NULL)
		{
			// *** To get *ACCURATE* results from 'GetOutputTextExtent' one *MUST*
			// *** explicitly set the font!
			CFont *pOldFont = pDC->SelectObject(rctlComboBox.GetFont());

			CString strItem;
			int iMaxWidth = 0;
			for (int i = 0; i < iItemCount; i++)
			{
				rctlComboBox.GetLBText(i, strItem);
				int iItemWidth = pDC->GetOutputTextExtent(strItem, strItem.GetLength()).cx;
				if (iItemWidth > iMaxWidth)
					iMaxWidth = iItemWidth;
			}
			
			pDC->SelectObject(pOldFont);
			rctlComboBox.ReleaseDC(pDC);

			// Depending on the string (lot of "M" or lot of "i") sometime the
			// width is just a few pixels too small!
			iMaxWidth += 4;
			if (iIconWidth)
				iMaxWidth += 2 + iIconWidth + 2;
			rctlComboBox.SetHorizontalExtent(iMaxWidth);
			if (rctlComboBox.GetDroppedWidth() < iMaxWidth)
				rctlComboBox.SetDroppedWidth(iMaxWidth);
		}
	}
	else
		rctlComboBox.SetHorizontalExtent(0);
}