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|
void CListCtrlEx::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
{
TCHAR lpBuffer[256];
LV_ITEM lvi;
lvi.mask = LVIF_TEXT | LVIF_PARAM ;
lvi.iItem = lpDrawItemStruct->itemID ;
lvi.iSubItem = 0;
lvi.pszText = lpBuffer ;
lvi.cchTextMax = sizeof(lpBuffer);
VERIFY(GetItem(&lvi));
LV_COLUMN lvc, lvcprev ;
::ZeroMemory(&lvc, sizeof(lvc));
::ZeroMemory(&lvcprev, sizeof(lvcprev));
lvc.mask = LVCF_WIDTH | LVCF_FMT;
lvcprev.mask = LVCF_WIDTH | LVCF_FMT;
for ( int nCol=0; GetColumn(nCol, &lvc); nCol++)
{
if ( nCol > 0 )
{
// Get Previous Column Width in order to move the next display item
GetColumn(nCol-1, &lvcprev) ;
lpDrawItemStruct->rcItem.left += lvcprev.cx ;
lpDrawItemStruct->rcItem.right += lpDrawItemStruct->rcItem.left ;
}
// Get the text
::ZeroMemory(&lvi, sizeof(lvi));
lvi.iItem = lpDrawItemStruct->itemID;
lvi.mask = LVIF_TEXT | LVIF_PARAM;
lvi.iSubItem = nCol;
lvi.pszText = lpBuffer;
lvi.cchTextMax = sizeof(lpBuffer);
VERIFY(GetItem(&lvi));
CDC* pDC;
pDC = CDC::FromHandle(lpDrawItemStruct->hDC);
if ( lpDrawItemStruct->itemState & ODS_SELECTED )
{
pDC->FillSolidRect(&lpDrawItemStruct->rcItem, GetSysColor(COLOR_HIGHLIGHT)) ;
pDC->SetTextColor(GetSysColor(COLOR_HIGHLIGHTTEXT)) ;
}
else
{
pDC->FillSolidRect(&lpDrawItemStruct->rcItem, GetSysColor(COLOR_WINDOW)) ;
pDC->SetTextColor(GetSysColor(COLOR_WINDOWTEXT)) ;
}
pDC->SelectObject(GetStockObject(DEFAULT_GUI_FONT));
UINT uFormat = DT_LEFT ;
::DrawText(lpDrawItemStruct->hDC, lpBuffer, strlen(lpBuffer),
&lpDrawItemStruct->rcItem,uFormat) ;
pDC->SelectStockObject(SYSTEM_FONT) ;
}
}
LRESULT CListCtrlEx::OnSetFont(WPARAM wParam, LPARAM lParam)
{
CRect rc;
GetWindowRect(&rc);
WINDOWPOS wp;
wp.hwnd = this->m_hWnd;
wp.cx = rc.Width() ;
wp.cy = rc.Height() ;
wp.flags = SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOOWNERZORDER | SWP_NOZORDER;
LRESULT lrReturn(Default());
SendMessage(WM_WINDOWPOSCHANGED, 0, reinterpret_cast<LPARAM> (&wp));
return lrReturn;
}
void CListCtrlEx::MeasureItem(LPMEASUREITEMSTRUCT lpMeasureItemStruct)
{
// Get the LOGFONT for the current font.
LOGFONT lf;
::ZeroMemory(&lf, sizeof(lf));
CFont* pFont = GetFont();
ASSERT_VALID(pFont);
if (pFont)
VERIFY(pFont->GetLogFont(&lf));
int nAdj(4) ;
m_nLinesPerRow = max(m_nLinesPerRow, 1);
if (lf.lfHeight < 0)
lpMeasureItemStruct->itemHeight = ((-lf.lfHeight+nAdj) * (m_nLinesPerRow));
else
lpMeasureItemStruct->itemHeight = ((lf.lfHeight+nAdj) * (m_nLinesPerRow));
}
void CListCtrlEx::OnInitialUpdate()
{
int i, j ;
LV_COLUMN lvc;
lvc.mask = LVCF_FMT | LVCF_WIDTH | LVCF_TEXT | LVCF_SUBITEM;
// Insert Header columns
for(i = 0; i<m_nColumns; i++)
{
lvc.iSubItem = i;
lvc.pszText = _gszColumnLabel[i];
lvc.cx = _gnColumnWidth[i];
lvc.fmt = _gnColumnFmt[i];
InsertColumn(i,&lvc);
}
// Insert First Column items for every row
LV_ITEM lvi;
lvi.mask = LVIF_TEXT | LVIF_STATE ;
char buf[51] ;
for(i=0; i<m_nRows; i++)
{
sprintf(buf, "Line 1 text \n lots a a \n more text") ;
lvi.iItem = i;
lvi.iSubItem = 0;
lvi.state = LVIS_SELECTED | LVIS_FOCUSED ;
lvi.stateMask = LVIS_SELECTED | LVIS_FOCUSED ;
lvi.pszText = buf ;
InsertItem(&lvi);
if (i == 0) m_nLinesPerRow = 3;
else m_nLinesPerRow = 5;
for(j = 1; j<m_nColumns; j++)
{
SetItemText(i,j,_gszItem[i][j]);
}
}
// if ( m_nLinesPerRow > 1 )
// {
m_NewListFont.CreatePointFont(180,"MS Serif");
SetFont(&m_NewListFont);
// }
CHeaderCtrl* pHeader = NULL;
pHeader=GetHeaderCtrl();
if(pHeader==NULL)
return;
VERIFY(m_HeaderCtrl.SubclassWindow(pHeader->m_hWnd));
HDITEM hdItem;
hdItem.mask = HDI_FORMAT;
for(i=0; i<m_HeaderCtrl.GetItemCount(); i++)
{
m_HeaderCtrl.GetItem(i,&hdItem);
hdItem.fmt|= HDF_OWNERDRAW;
m_HeaderCtrl.SetItem(i,&hdItem);
}
}
void CListCtrlEx::OnMeasureItem(int nIDCtl, LPMEASUREITEMSTRUCT lpMeasureItemStruct)
{
CListCtrl::OnMeasureItem(nIDCtl, lpMeasureItemStruct);
} |
