Instrument SetItemT to change only _one_ item at a time. That is, if

we have to change focus, we call it recursively to first remove the
focus from the item that has it. This allows simpler, and more correct
invalidation handling.
This commit is contained in:
Dimitrie O. Paun 2002-10-17 21:55:41 +00:00 committed by Alexandre Julliard
parent 8f38417376
commit c18c7332b8
1 changed files with 4 additions and 5 deletions

View File

@ -2557,7 +2557,9 @@ static inline BOOL LISTVIEW_SetItemFocus(LISTVIEW_INFO *infoPtr, INT nItem)
INT oldFocus = infoPtr->nFocusedItem;
LVITEMW lvItem;
lvItem.state = LVIS_FOCUSED;
if (nItem == infoPtr->nFocusedItem) return FALSE;
lvItem.state = nItem == -1 ? 0 : LVIS_FOCUSED;
lvItem.stateMask = LVIS_FOCUSED;
LISTVIEW_SetItemState(infoPtr, nItem, &lvItem);
@ -2979,6 +2981,7 @@ static BOOL set_main_item(LISTVIEW_INFO *infoPtr, LPLVITEMW lpLVItem, BOOL isW,
{
if (lpLVItem->state & LVIS_FOCUSED)
{
LISTVIEW_SetItemFocus(infoPtr, -1);
infoPtr->nFocusedItem = lpLVItem->iItem;
LISTVIEW_EnsureVisible(infoPtr, lpLVItem->iItem, FALSE);
}
@ -3087,7 +3090,6 @@ static BOOL set_sub_item(LISTVIEW_INFO *infoPtr, LPLVITEMW lpLVItem, BOOL isW, B
static BOOL LISTVIEW_SetItemT(LISTVIEW_INFO *infoPtr, LPLVITEMW lpLVItem, BOOL isW)
{
UINT uView = infoPtr->dwStyle & LVS_TYPEMASK;
INT nOldFocus = infoPtr->nFocusedItem;
LPWSTR pszText = NULL;
BOOL bResult, bChanged = FALSE;
@ -3116,9 +3118,6 @@ static BOOL LISTVIEW_SetItemT(LISTVIEW_INFO *infoPtr, LPLVITEMW lpLVItem, BOOL i
/* redraw item, if necessary */
if (bChanged && !infoPtr->bIsDrawing)
{
if (nOldFocus != infoPtr->nFocusedItem && infoPtr->bFocus)
LISTVIEW_InvalidateRect(infoPtr, &infoPtr->rcFocus);
/* this little optimization eliminates some nasty flicker */
if ( uView == LVS_REPORT && !(infoPtr->dwStyle & LVS_OWNERDRAWFIXED) &&
(!(infoPtr->dwLvExStyle & LVS_EX_FULLROWSELECT) || lpLVItem->iSubItem) )