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Eliminate most of the flicker when resizing columns. 

More debug tracing.
This commit is contained in:
Dimitrie O. Paun 2002-10-25 03:18:07 +00:00 committed by Alexandre Julliard
parent ab97b86902
commit 83679e6b88
1 changed files with 26 additions and 6 deletions
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32
dlls/comctl32/listview.c
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@ -248,7 +248,8 @@ typedef struct tagLISTVIEW_INFO
HCURSOR hHotCursor;
HFONT hDefaultFont;
HFONT hFont;
INT ntmHeight; /* From GetTextMetrics from above font */
INT ntmHeight; /* Some cached metrics of the font used */
INT ntmAveCharWidth; /* by the listview to draw items */
BOOL bRedraw; /* Turns on/off repaints & invalidations */
BOOL bFirstPaint; /* Flags if the control has never painted before */
BOOL bAutoarrange; /* Autoarrange flag when NOT in LVS_AUTOARRANGE */
@ -1244,7 +1245,7 @@ static inline void LISTVIEW_InvalidateColumn(LISTVIEW_INFO *infoPtr, INT nColumn
{
RECT rcCol;
if(!infoPtr->bRedraw) return;
if(!is_redrawing(infoPtr)) return;
LISTVIEW_GetHeaderRect(infoPtr, nColumn, &rcCol);
rcCol.top = infoPtr->rcList.top;
rcCol.bottom = infoPtr->rcList.bottom;
@ -2045,6 +2046,8 @@ static BOOL LISTVIEW_Arrange(LISTVIEW_INFO *infoPtr, INT nAlignCode)
if (uView != LVS_ICON && uView != LVS_SMALLICON) return FALSE;
TRACE("nAlignCode=%d\n", nAlignCode);
if (nAlignCode == LVA_DEFAULT)
{
if (infoPtr->dwStyle & LVS_ALIGNLEFT) nAlignCode = LVA_ALIGNLEFT;
@ -2192,7 +2195,9 @@ static SUBITEM_INFO* LISTVIEW_GetSubItemPtr(HDPA hdpaSubItems, INT nSubItem)
static INT LISTVIEW_CalculateItemWidth(LISTVIEW_INFO *infoPtr)
{
UINT uView = infoPtr->dwStyle & LVS_TYPEMASK;
INT nItemWidth;
INT nItemWidth = 0;
TRACE("uView=%d\n", uView);
if (uView == LVS_ICON)
nItemWidth = infoPtr->iconSpacing.cx;
@ -2205,13 +2210,12 @@ static INT LISTVIEW_CalculateItemWidth(LISTVIEW_INFO *infoPtr)
LISTVIEW_GetHeaderRect(infoPtr, infoPtr->hdpaColumns->nItemCount - 1, &rcHeader);
nItemWidth = rcHeader.right;
}
else nItemWidth = 0;
}
else /* LVS_SMALLICON, or LVS_LIST */
{
INT i;
for (nItemWidth = i = 0; i < infoPtr->nItemCount; i++)
for (i = 0; i < infoPtr->nItemCount; i++)
nItemWidth = max(LISTVIEW_GetLabelWidth(infoPtr, i), nItemWidth);
if (infoPtr->himlSmall) nItemWidth += infoPtr->iconSize.cx + IMAGE_PADDING;
@ -2238,6 +2242,8 @@ static INT LISTVIEW_CalculateItemHeight(LISTVIEW_INFO *infoPtr)
UINT uView = infoPtr->dwStyle & LVS_TYPEMASK;
INT nItemHeight;
TRACE("uView=%d\n", uView);
if (uView == LVS_ICON)
nItemHeight = infoPtr->iconSpacing.cy;
else
@ -2288,7 +2294,10 @@ static void LISTVIEW_SaveTextMetrics(LISTVIEW_INFO *infoPtr)
TEXTMETRICW tm;
if (GetTextMetricsW(hdc, &tm))
{
infoPtr->ntmHeight = tm.tmHeight;
infoPtr->ntmAveCharWidth = tm.tmAveCharWidth;
}
SelectObject(hdc, hOldFont);
ReleaseDC(infoPtr->hwndSelf, hdc);
@ -6447,6 +6456,8 @@ static HIMAGELIST LISTVIEW_SetImageList(LISTVIEW_INFO *infoPtr, INT nType, HIMAG
INT oldHeight = infoPtr->nItemHeight;
HIMAGELIST himlOld = 0;
TRACE("(nType=%d, himl=%p\n", nType, himl);
switch (nType)
{
case LVSIL_NORMAL:
@ -7637,9 +7648,18 @@ static LRESULT LISTVIEW_HeaderNotification(LISTVIEW_INFO *infoPtr, LPNMHEADERW l
dx = cxy - (lpColumnInfo->rcHeader.right - lpColumnInfo->rcHeader.left);
if (dx != 0)
{
RECT rcCol = lpColumnInfo->rcHeader;
lpColumnInfo->rcHeader.right += dx;
LISTVIEW_ScrollColumns(infoPtr, lpnmh->iItem + 1, dx);
if (uView == LVS_REPORT) LISTVIEW_InvalidateColumn(infoPtr, lpnmh->iItem);
if (uView == LVS_REPORT && is_redrawing(infoPtr))
{
rcCol.right = min (rcCol.right, lpColumnInfo->rcHeader.right);
rcCol.left = max (rcCol.left, rcCol.right - 3 * infoPtr->ntmAveCharWidth);
rcCol.top = infoPtr->rcList.top;
rcCol.bottom = infoPtr->rcList.bottom;
LISTVIEW_InvalidateRect(infoPtr, &rcCol);
}
}
}
break;