void CBOINCListCtrl::DrawProgressBars()
{
long topItem, numItems, numVisibleItems, row;
wxRect r, rr;
int w = 0, x = 0, xx, yy, ww;
int progressColumn = -1;
if (m_pParentView->GetProgressColumn() >= 0) {
progressColumn = m_pParentView->m_iColumnIDToColumnIndex[m_pParentView->GetProgressColumn()];
}
#if USE_NATIVE_LISTCONTROL
wxClientDC dc(this);
m_bProgressBarEventPending = false;
#else
wxClientDC dc(GetMainWin()); // Available only in wxGenericListCtrl
#endif
if (progressColumn < 0) {
m_iRowsNeedingProgressBars.Clear();
return;
}
int n = (int)m_iRowsNeedingProgressBars.GetCount();
if (n <= 0) return;
wxColour progressColor = wxTheColourDatabase->Find(wxT("LIGHT BLUE"));
wxBrush progressBrush(progressColor);
numItems = GetItemCount();
if (numItems) {
topItem = GetTopItem(); // Doesn't work properly for Mac Native control in wxMac-2.8.7
numVisibleItems = GetCountPerPage();
++numVisibleItems;
if (numItems <= (topItem + numVisibleItems)) numVisibleItems = numItems - topItem;
x = 0;
int progressColumnPosition = GetColumnOrder(progressColumn);
for (int i=0; i<progressColumnPosition; i++) {
x += GetColumnWidth(GetColumnIndexFromOrder(i));
}
w = GetColumnWidth(progressColumn);
#if USE_NATIVE_LISTCONTROL
x -= GetScrollPos(wxHORIZONTAL);
#else
CalcScrolledPosition(x, 0, &x, &yy);
#endif
wxFont theFont = GetFont();
dc.SetFont(theFont);
for (int i=0; i<n; ++i) {
row = m_iRowsNeedingProgressBars[i];
if (row < topItem) continue;
if (row > (topItem + numVisibleItems -1)) continue;
GetItemRect(row, r);
#if ! USE_NATIVE_LISTCONTROL
r.y = r.y - GetHeaderHeight() - 1;
#endif
r.x = x;
r.width = w;
r.Inflate(-1, -2);
rr = r;
wxString progressString = m_pParentView->GetProgressText(row);
dc.GetTextExtent(progressString, &xx, &yy);
r.y += (r.height - yy - 1) / 2;
// Adapted from ellipis code in wxRendererGeneric::DrawHeaderButtonContents()
if (xx > r.width) {
int ellipsisWidth;
dc.GetTextExtent( wxT("..."), &ellipsisWidth, NULL);
if (ellipsisWidth > r.width) {
progressString.Clear();
xx = 0;
} else {
do {
progressString.Truncate( progressString.length() - 1 );
dc.GetTextExtent( progressString, &xx, &yy);
} while (xx + ellipsisWidth > r.width && progressString.length() );
progressString.append( wxT("...") );
xx += ellipsisWidth;
}
}
dc.SetLogicalFunction(wxCOPY);
dc.SetBackgroundMode(wxSOLID);
dc.SetPen(progressColor);
dc.SetBrush(progressBrush);
dc.DrawRectangle( rr );
rr.Inflate(-2, -1);
ww = rr.width * m_pParentView->GetProgressValue(row);
rr.x += ww;
rr.width -= ww;
#if 0
// Show background stripes behind progress bars
wxListItemAttr* attr = m_pParentView->FireOnListGetItemAttr(row);
wxColour bkgd = attr->GetBackgroundColour();
dc.SetPen(bkgd);
dc.SetBrush(bkgd);
#else
dc.SetPen(*wxWHITE_PEN);
dc.SetBrush(*wxWHITE_BRUSH);
#endif
dc.DrawRectangle( rr );
dc.SetPen(*wxBLACK_PEN);
dc.SetBackgroundMode(wxTRANSPARENT);
if (xx > (r.width - 7)) {
dc.DrawText(progressString, r.x, r.y);
} else {
dc.DrawText(progressString, r.x + (w - 8 - xx), r.y);
}
}
}
m_iRowsNeedingProgressBars.Clear();
}
static void GetColumnInfo(int *order, int *shown)
{
GetColumnOrder(order);
GetColumnShown(shown);
}
