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Delay some size computations until after first paint.

This commit is contained in:
Dimitrie O. Paun 2002-10-23 22:29:47 +00:00 committed by Alexandre Julliard
parent 7d9b04dbe2
commit bf46fab650
1 changed files with 14 additions and 4 deletions
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18
dlls/comctl32/listview.c
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@ -54,6 +54,7 @@
*
* Speedups
* -- LISTVIEW_SetItemCount is too invalidation happy
* -- LISTVIEW_Size invalidates too much
* -- in sorted mode, LISTVIEW_InsertItemT sorts the array,
* instead of inserting in the right spot
* -- we should keep an ordered array of coordinates in iconic mode
@ -252,6 +253,7 @@ typedef struct tagLISTVIEW_INFO
BOOL bFocus;
INT nFocusedItem;
RECT rcFocus;
BOOL bFirstPaint; /* Flags if the control has never painted before */
DWORD dwStyle; /* the cached window GWL_STYLE */
DWORD dwLvExStyle; /* extended listview style */
INT nItemCount; /* the number of items in the list */
@ -6898,6 +6900,7 @@ static LRESULT LISTVIEW_Create(HWND hwnd, LPCREATESTRUCTW lpcs)
infoPtr->iconSpacing.cx = GetSystemMetrics(SM_CXICONSPACING);
infoPtr->iconSpacing.cy = GetSystemMetrics(SM_CYICONSPACING);
infoPtr->nEditLabelItem = -1;
infoPtr->bFirstPaint = TRUE;
/* get default font (icon title) */
SystemParametersInfoW(SPI_GETICONTITLELOGFONT, 0, &logFont, 0);
@ -6958,9 +6961,6 @@ static LRESULT LISTVIEW_Create(HWND hwnd, LPCREATESTRUCTW lpcs)
infoPtr->hdpaPosX = DPA_Create(10);
infoPtr->hdpaPosY = DPA_Create(10);
/* initialize size of items */
LISTVIEW_UpdateItemSize(infoPtr);
/* initialize the hover time to -1(indicating the default system hover time) */
infoPtr->dwHoverTime = -1;
@ -7707,6 +7707,16 @@ static LRESULT LISTVIEW_Paint(LISTVIEW_INFO *infoPtr, HDC hdc)
{
TRACE("(hdc=%p)\n", hdc);
if (infoPtr->bFirstPaint)
{
UINT uView = infoPtr->dwStyle & LVS_TYPEMASK;
LISTVIEW_UpdateItemSize(infoPtr);
if (uView == LVS_ICON || uView == LVS_SMALLICON)
LISTVIEW_Arrange(infoPtr, LVA_DEFAULT);
LISTVIEW_UpdateScroll(infoPtr);
infoPtr->bFirstPaint = FALSE;
}
if (hdc)
LISTVIEW_Refresh(infoPtr, hdc);
else
@ -7984,7 +7994,7 @@ static LRESULT LISTVIEW_Size(LISTVIEW_INFO *infoPtr, int Width, int Height)
LISTVIEW_UpdateScroll(infoPtr);
LISTVIEW_InvalidateList(infoPtr);
LISTVIEW_InvalidateList(infoPtr); /* FIXME: optimize */
return 0;
}