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Use iterators to render over the columns, in report mode.

This commit is contained in:
Dimitrie O. Paun 2002-10-25 03:19:24 +00:00 committed by Alexandre Julliard
parent 863d6a87f5
commit f7441d00ed
1 changed files with 11 additions and 12 deletions
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23
dlls/comctl32/listview.c
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@ -3617,10 +3617,11 @@ static void LISTVIEW_RefreshOwnerDraw(LISTVIEW_INFO *infoPtr, HDC hdc)
*/
static void LISTVIEW_RefreshReport(LISTVIEW_INFO *infoPtr, HDC hdc, DWORD cdmode)
{
INT rgntype, nFirstCol, nLastCol, nCol;
INT rgntype;
RECT rcClip, rcItem;
POINT Origin, Position;
ITERATOR i;
RANGE colRange;
ITERATOR i, j;
TRACE("()\n");
@ -3632,28 +3633,26 @@ static void LISTVIEW_RefreshReport(LISTVIEW_INFO *infoPtr, HDC hdc, DWORD cdmode
LISTVIEW_GetOrigin(infoPtr, &Origin);
/* narrow down the columns we need to paint */
for(nFirstCol = 0; nFirstCol < infoPtr->hdpaColumns->nItemCount; nFirstCol++)
for(colRange.lower = 0; colRange.lower < infoPtr->hdpaColumns->nItemCount; colRange.lower++)
{
LISTVIEW_GetHeaderRect(infoPtr, nFirstCol, &rcItem);
LISTVIEW_GetHeaderRect(infoPtr, colRange.lower, &rcItem);
if (rcItem.right + Origin.x >= rcClip.left) break;
}
for(nLastCol = infoPtr->hdpaColumns->nItemCount - 1; nLastCol >= 0; nLastCol--)
for(colRange.upper = infoPtr->hdpaColumns->nItemCount; colRange.upper > 0; colRange.upper--)
{
LISTVIEW_GetHeaderRect(infoPtr, nLastCol, &rcItem);
LISTVIEW_GetHeaderRect(infoPtr, colRange.upper - 1, &rcItem);
if (rcItem.left + Origin.x < rcClip.right) break;
}
iterator_rangeitems(&j, colRange);
/* figure out what we need to draw */
iterator_visibleitems(&i, infoPtr, hdc);
/* a last few bits before we start drawing */
TRACE("Colums=(%d - %d)\n", nFirstCol, nLastCol);
/* iterate through the invalidated rows */
while(iterator_next(&i))
{
/* iterate through the invalidated columns */
for (nCol = nFirstCol; nCol <= nLastCol; nCol++)
while(iterator_next(&j))
{
LISTVIEW_GetItemOrigin(infoPtr, i.nItem, &Position);
Position.x += Origin.x;
@ -3661,14 +3660,14 @@ static void LISTVIEW_RefreshReport(LISTVIEW_INFO *infoPtr, HDC hdc, DWORD cdmode
if (rgntype == COMPLEXREGION)
{
LISTVIEW_GetHeaderRect(infoPtr, nCol, &rcItem);
LISTVIEW_GetHeaderRect(infoPtr, j.nItem, &rcItem);
rcItem.top = 0;
rcItem.bottom = infoPtr->nItemHeight;
OffsetRect(&rcItem, Position.x, Position.y);
if (!RectVisible(hdc, &rcItem)) continue;
}
LISTVIEW_DrawItem(infoPtr, hdc, i.nItem, nCol, Position, cdmode);
LISTVIEW_DrawItem(infoPtr, hdc, i.nItem, j.nItem, Position, cdmode);
}
}
iterator_destroy(&i);