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Use (semi)standard HitTest, rather then our own little invention. 

Get rid of GetItemAtPt.
Fix HitTest but in REPORT mode.
This commit is contained in:
Dimitrie O. Paun 2002-10-10 22:48:36 +00:00 committed by Alexandre Julliard
parent 20b26e714d
commit 1094c63c0e
1 changed files with 26 additions and 47 deletions
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71
dlls/comctl32/listview.c
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@ -2527,38 +2527,6 @@ static BOOL LISTVIEW_KeySelection(LISTVIEW_INFO *infoPtr, INT nItem)
return bResult;
}
/***
* DESCRIPTION:
* Selects an item based on coordinates.
*
* PARAMETER(S):
* [I] infoPtr : valid pointer to the listview structure
* [I] pt : mouse click ccordinates
*
* RETURN:
* SUCCESS : item index
* FAILURE : -1
*/
/* FIXME: get rid of this function, use HitTest instead */
static INT LISTVIEW_GetItemAtPt(LISTVIEW_INFO *infoPtr, POINT pt)
{
ITERATOR i;
RECT rcItem;
iterator_visibleitems(&i, infoPtr);
while(iterator_next(&i))
{
rcItem.left = LVIR_SELECTBOUNDS;
if (LISTVIEW_GetItemRect(infoPtr, i.nItem, &rcItem))
{
TRACE("i=%d, rcItem=%s\n", i.nItem, debugrect(&rcItem));
if (PtInRect(&rcItem, pt)) break;
}
}
iterator_destroy(&i);
return i.nItem;
}
/***
* DESCRIPTION:
@ -5578,6 +5546,7 @@ static LRESULT LISTVIEW_GetStringWidthT(LISTVIEW_INFO *infoPtr, LPCWSTR lpszText
* [I] infoPtr : valid pointer to the listview structure
* [IO] lpht : hit test information
* [I] subitem : fill out iSubItem.
* [I] select : return the index only if the hit selects the item
*
* NOTE:
* (mm 20001022): We must not allow iSubItem to be touched, for
@ -5588,12 +5557,12 @@ static LRESULT LISTVIEW_GetStringWidthT(LISTVIEW_INFO *infoPtr, LPCWSTR lpszText
* SUCCESS : item index
* FAILURE : -1
*/
static LRESULT LISTVIEW_HitTest(LISTVIEW_INFO *infoPtr, LPLVHITTESTINFO lpht, BOOL subitem)
static LRESULT LISTVIEW_HitTest(LISTVIEW_INFO *infoPtr, LPLVHITTESTINFO lpht, BOOL subitem, BOOL select)
{
UINT uView = infoPtr->dwStyle & LVS_TYPEMASK;
RECT rcBounds, rcIcon, rcLabel;
TRACE("(x=%ld, y=%ld)\n", lpht->pt.x, lpht->pt.y);
TRACE("(pt=%s, subitem=%d, select=%d)\n", debugpoint(&lpht->pt), subitem, select);
lpht->flags = 0;
lpht->iItem = -1;
@ -5643,15 +5612,18 @@ static LRESULT LISTVIEW_HitTest(LISTVIEW_INFO *infoPtr, LPLVHITTESTINFO lpht, BO
else
{
POINT Origin, Position;
INT nPerCol = LISTVIEW_GetCountPerColumn(infoPtr);
INT nPerCol = (uView == LVS_REPORT) ? infoPtr->nItemCount : LISTVIEW_GetCountPerColumn(infoPtr);
if (!LISTVIEW_GetOrigin(infoPtr, &Origin)) return -1;
Position.x = lpht->pt.x - Origin.x;
Position.y = lpht->pt.y - Origin.y;
TRACE("Position=%s, nPerCol=%d, nItemHeight=%d, nColHeight=%d\n",
debugpoint(&Position), nPerCol, infoPtr->nItemHeight, nPerCol * infoPtr->nItemHeight);
if (Position.y < nPerCol * infoPtr->nItemHeight)
{
lpht->iItem = (Position.x / infoPtr->nItemWidth) * nPerCol + (Position.y / infoPtr->nItemHeight);
TRACE("iItem=%d\n", lpht->iItem);
if (lpht->iItem < 0 || lpht->iItem >= infoPtr->nItemCount) lpht->iItem = -1;
}
}
@ -5717,7 +5689,11 @@ static LRESULT LISTVIEW_HitTest(LISTVIEW_INFO *infoPtr, LPLVHITTESTINFO lpht, BO
}
}
return lpht->iItem;
if (!select || lpht->iItem == -1) return lpht->iItem;
if (uView == LVS_REPORT && (infoPtr->dwLvExStyle & LVS_EX_FULLROWSELECT)) return lpht->iItem;
return lpht->flags & (LVHT_ONITEMICON | LVHT_ONITEMLABEL) ? lpht->iItem : -1;
}
@ -7599,7 +7575,7 @@ static LRESULT LISTVIEW_LButtonDblClk(LISTVIEW_INFO *infoPtr, WORD wKey, POINTS
/* send NM_DBLCLK notification */
ZeroMemory(&nmlv, sizeof(NMLISTVIEW));
LISTVIEW_HitTest(infoPtr, &htInfo, TRUE);
LISTVIEW_HitTest(infoPtr, &htInfo, TRUE, FALSE);
nmlv.iItem = htInfo.iItem;
nmlv.iSubItem = htInfo.iSubItem;
nmlv.ptAction = htInfo.pt;
@ -7626,6 +7602,7 @@ static LRESULT LISTVIEW_LButtonDblClk(LISTVIEW_INFO *infoPtr, WORD wKey, POINTS
*/
static LRESULT LISTVIEW_LButtonDown(LISTVIEW_INFO *infoPtr, WORD wKey, POINTS pts)
{
LVHITTESTINFO lvHitTestInfo;
LONG lStyle = infoPtr->dwStyle;
static BOOL bGroupSelect = TRUE;
POINT pt = { pts.x, pts.y };
@ -7643,7 +7620,10 @@ static LRESULT LISTVIEW_LButtonDown(LISTVIEW_INFO *infoPtr, WORD wKey, POINTS pt
/* set left button down flag */
infoPtr->bLButtonDown = TRUE;
nItem = LISTVIEW_GetItemAtPt(infoPtr, pt);
lvHitTestInfo.pt.x = pts.x;
lvHitTestInfo.pt.y = pts.y;
nItem = LISTVIEW_HitTest(infoPtr, &lvHitTestInfo, TRUE, TRUE);
TRACE("at %s, nItem=%d\n", debugpoint(&pt), nItem);
if ((nItem >= 0) && (nItem < infoPtr->nItemCount))
{
@ -7734,7 +7714,7 @@ static LRESULT LISTVIEW_LButtonUp(LISTVIEW_INFO *infoPtr, WORD wKey, POINTS pts)
/* send NM_CLICK notification */
ZeroMemory(&nmlv, sizeof(NMLISTVIEW));
LISTVIEW_HitTest(infoPtr, &lvHitTestInfo, TRUE);
LISTVIEW_HitTest(infoPtr, &lvHitTestInfo, TRUE, FALSE);
nmlv.iItem = lvHitTestInfo.iItem;
nmlv.iSubItem = lvHitTestInfo.iSubItem;
nmlv.ptAction = lvHitTestInfo.pt;
@ -7972,7 +7952,7 @@ static LRESULT LISTVIEW_RButtonDown(LISTVIEW_INFO *infoPtr, WORD wKey, POINTS pt
/* determine the index of the selected item */
lvHitTestInfo.pt.x = pts.x;
lvHitTestInfo.pt.y = pts.y;
nItem = LISTVIEW_GetItemAtPt(infoPtr, lvHitTestInfo.pt);
nItem = LISTVIEW_HitTest(infoPtr, &lvHitTestInfo, TRUE, TRUE);
if ((nItem >= 0) && (nItem < infoPtr->nItemCount))
{
@ -7989,7 +7969,6 @@ static LRESULT LISTVIEW_RButtonDown(LISTVIEW_INFO *infoPtr, WORD wKey, POINTS pt
/* Send NM_RClICK notification */
ZeroMemory(&nmlv, sizeof(nmlv));
LISTVIEW_HitTest(infoPtr, &lvHitTestInfo, TRUE);
nmlv.iItem = lvHitTestInfo.iItem;
nmlv.iSubItem = lvHitTestInfo.iSubItem;
nmlv.ptAction = lvHitTestInfo.pt;
@ -8048,14 +8027,14 @@ static LRESULT LISTVIEW_RButtonUp(LISTVIEW_INFO *infoPtr, WORD wKey, POINTS pts)
*/
static BOOL LISTVIEW_SetCursor(LISTVIEW_INFO *infoPtr, HWND hwnd, UINT nHittest, UINT wMouseMsg)
{
POINT pt;
LVHITTESTINFO lvHitTestInfo;
if(!(infoPtr->dwLvExStyle & LVS_EX_TRACKSELECT)) return FALSE;
if(!infoPtr->hHotCursor) return FALSE;
GetCursorPos(&pt);
if (LISTVIEW_GetItemAtPt(infoPtr, pt) < 0) return FALSE;
GetCursorPos(&lvHitTestInfo.pt);
if (LISTVIEW_HitTest(infoPtr, &lvHitTestInfo, FALSE, FALSE) < 0) return FALSE;
SetCursor(infoPtr->hHotCursor);
@ -8592,7 +8571,7 @@ LISTVIEW_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
/* case LVN_HASGROUP: */
case LVM_HITTEST:
return LISTVIEW_HitTest(infoPtr, (LPLVHITTESTINFO)lParam, FALSE);
return LISTVIEW_HitTest(infoPtr, (LPLVHITTESTINFO)lParam, FALSE, FALSE);
case LVM_INSERTCOLUMNA:
return LISTVIEW_InsertColumnT(infoPtr, (INT)wParam, (LPLVCOLUMNW)lParam, FALSE);
@ -8742,7 +8721,7 @@ LISTVIEW_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
return LISTVIEW_SortItems(infoPtr, (PFNLVCOMPARE)lParam, (LPARAM)wParam);
case LVM_SUBITEMHITTEST:
return LISTVIEW_HitTest(infoPtr, (LPLVHITTESTINFO)lParam, TRUE);
return LISTVIEW_HitTest(infoPtr, (LPLVHITTESTINFO)lParam, TRUE, FALSE);
case LVM_UPDATE:
return LISTVIEW_Update(infoPtr, (INT)wParam);