Paint background before drawing item and subitems. Paint any area of

the control not occupied by items.  Early out of LISTVIEW_RefreshXXX
if no items exist. InvalidateRect() on LBUTTONDOWN only if the control
has items to draw.
This commit is contained in:
Chris Morgan 2000-09-22 22:45:30 +00:00 committed by Alexandre Julliard
parent c941effc24
commit fca20f6553
1 changed files with 87 additions and 11 deletions

View File

@ -119,6 +119,7 @@ typedef struct tagLISTVIEW_INFO
INT nEditLabelItem;
EDITLABEL_ITEM *pedititem;
DWORD dwHoverTime;
INT nColumnCount; /* the number of columns in this control */
WPARAM charCode; /* Added */
CHAR szSearchParam[ MAX_PATH ]; /* Added */
@ -2786,6 +2787,8 @@ static VOID LISTVIEW_DrawSubItem(HWND hwnd, HDC hdc, INT nItem, INT nSubItem,
CHAR szDispText[DISP_TEXT_SIZE];
LVITEMA lvItem;
UINT textoutOptions = ETO_CLIPPED | ETO_OPAQUE;
HBRUSH hBrush;
RECT rcTemp;
TRACE("(hwnd=%x, hdc=%x, nItem=%d, nSubItem=%d)\n", hwnd, hdc,
nItem, nSubItem);
@ -2799,6 +2802,17 @@ static VOID LISTVIEW_DrawSubItem(HWND hwnd, HDC hdc, INT nItem, INT nSubItem,
lvItem.pszText = szDispText;
LISTVIEW_GetItemA(hwnd, &lvItem, TRUE);
/* redraw the background of the item */
hBrush = CreateSolidBrush(infoPtr->clrBk);
rcTemp = rcItem;
if(infoPtr->nColumnCount == (nSubItem + 1))
rcTemp.right = infoPtr->rcList.right;
else
rcTemp.right+=WIDTH_PADDING;
FillRect(hdc, &rcTemp, hBrush);
DeleteObject(hBrush);
/* set item colors */
if (ListView_GetItemState(hwnd,nItem,LVIS_SELECTED)
&&(infoPtr->bFocus != FALSE) && Selected)
@ -2812,12 +2826,12 @@ static VOID LISTVIEW_DrawSubItem(HWND hwnd, HDC hdc, INT nItem, INT nSubItem,
{
SetBkMode(hdc, TRANSPARENT);
textoutOptions &= ~ETO_OPAQUE;
}
else
{
}
else
{
SetBkMode(hdc, OPAQUE);
SetBkColor(hdc, infoPtr->clrTextBk);
}
}
SetTextColor(hdc, infoPtr->clrText);
}
@ -2871,7 +2885,8 @@ static VOID LISTVIEW_DrawItem(HWND hwnd, HDC hdc, INT nItem, RECT rcItem, BOOL F
BOOL bImage = FALSE;
INT iBkMode = -1;
UINT textoutOptions = ETO_OPAQUE | ETO_CLIPPED;
HBRUSH hBrush;
RECT rcTemp;
TRACE("(hwnd=%x, hdc=%x, nItem=%d)\n", hwnd, hdc, nItem);
@ -2886,6 +2901,17 @@ static VOID LISTVIEW_DrawItem(HWND hwnd, HDC hdc, INT nItem, RECT rcItem, BOOL F
lvItem.pszText = szDispText;
LISTVIEW_GetItemA(hwnd, &lvItem, TRUE);
/* redraw the background of the item */
hBrush = CreateSolidBrush(infoPtr->clrBk);
rcTemp = rcItem;
if(infoPtr->nColumnCount == (nItem + 1))
rcTemp.right = infoPtr->rcList.right;
else
rcTemp.right+=WIDTH_PADDING;
FillRect(hdc, &rcTemp, hBrush);
DeleteObject(hBrush);
/* do indent */
if (lvItem.iIndent>0 && infoPtr->iconSize.cx > 0)
{
@ -3040,6 +3066,8 @@ static VOID LISTVIEW_DrawLargeItem(HWND hwnd, HDC hdc, INT nItem, RECT rcItem,
TEXTMETRICA tm;
LVITEMA lvItem;
UINT textoutOptions = ETO_CLIPPED | ETO_OPAQUE;
HBRUSH hBrush;
RECT rcTemp;
TRACE("(hwnd=%x, hdc=%x, nItem=%d, left=%d, top=%d, right=%d, \
bottom=%d)\n", hwnd, hdc, nItem, rcItem.left, rcItem.top, rcItem.right,
@ -3055,6 +3083,16 @@ bottom=%d)\n", hwnd, hdc, nItem, rcItem.left, rcItem.top, rcItem.right,
lvItem.pszText = szDispText;
LISTVIEW_GetItemA(hwnd, &lvItem, TRUE);
/* redraw the background of the item */
hBrush = CreateSolidBrush(infoPtr->clrBk);
if(infoPtr->nColumnCount == (nItem + 1))
rcTemp.right = infoPtr->rcList.right;
else
rcTemp.right+=WIDTH_PADDING;
FillRect(hdc, &rcTemp, hBrush);
DeleteObject(hBrush);
if (lvItem.state & LVIS_SELECTED)
{
/* set item colors */
@ -3170,13 +3208,14 @@ static VOID LISTVIEW_RefreshReport(HWND hwnd, HDC hdc, DWORD cdmode)
SCROLLINFO scrollInfo;
INT nDrawPosY = infoPtr->rcList.top;
INT nColumnCount;
RECT rcItem;
RECT rcItem, rcTemp;
INT j;
INT nItem;
INT nLast;
BOOL FullSelected;
DWORD cditemmode = CDRF_DODEFAULT;
LONG lStyle = GetWindowLongA(hwnd, GWL_STYLE);
HBRUSH hBrush;
ZeroMemory(&scrollInfo, sizeof(SCROLLINFO));
scrollInfo.cbSize = sizeof(SCROLLINFO);
@ -3204,8 +3243,19 @@ static VOID LISTVIEW_RefreshReport(HWND hwnd, HDC hdc, DWORD cdmode)
}
nColumnCount = Header_GetItemCount(infoPtr->hwndHeader);
infoPtr->nColumnCount = nColumnCount; /* update nColumnCount */
FullSelected = infoPtr->dwExStyle & LVS_EX_FULLROWSELECT;
/* clear the background of any part of the control that doesn't contain items */
SubtractRect(&rcTemp, &infoPtr->rcList, &infoPtr->rcView);
hBrush = CreateSolidBrush(infoPtr->clrBk);
FillRect(hdc, &infoPtr->rcList, hBrush);
DeleteObject(hBrush);
/* nothing to draw */
if(GETITEMCOUNT(infoPtr) == 0)
return;
for (; nItem < nLast; nItem++)
{
RECT SuggestedFocusRect;
@ -3436,7 +3486,7 @@ static INT LISTVIEW_GetColumnCount(HWND hwnd)
static VOID LISTVIEW_RefreshList(HWND hwnd, HDC hdc, DWORD cdmode)
{
LISTVIEW_INFO *infoPtr = (LISTVIEW_INFO *)GetWindowLongA(hwnd, 0);
RECT rcItem,FocusRect;
RECT rcItem, FocusRect, rcTemp;
INT i, j;
INT nItem;
INT nColumnCount;
@ -3444,12 +3494,24 @@ static VOID LISTVIEW_RefreshList(HWND hwnd, HDC hdc, DWORD cdmode)
INT nItemWidth = infoPtr->nItemWidth;
INT nItemHeight = infoPtr->nItemHeight;
DWORD cditemmode = CDRF_DODEFAULT;
HBRUSH hBrush;
/* get number of fully visible columns */
nColumnCount = LISTVIEW_GetColumnCount(hwnd);
infoPtr->nColumnCount = nColumnCount;
nCountPerColumn = LISTVIEW_GetCountPerColumn(hwnd);
nItem = ListView_GetTopIndex(hwnd);
/* paint the background of the control that doesn't contain any items */
SubtractRect(&rcTemp, &infoPtr->rcList, &infoPtr->rcView);
hBrush = CreateSolidBrush(infoPtr->clrBk);
FillRect(hdc, &infoPtr->rcList, hBrush);
DeleteObject(hBrush);
/* nothing to draw, return here */
if(GETITEMCOUNT(infoPtr) == 0)
return;
for (i = 0; i < nColumnCount; i++)
{
for (j = 0; j < nCountPerColumn; j++, nItem++)
@ -3499,10 +3561,23 @@ static VOID LISTVIEW_RefreshIcon(HWND hwnd, HDC hdc, BOOL bSmall, DWORD cdmode)
LISTVIEW_INFO *infoPtr = (LISTVIEW_INFO *)GetWindowLongA(hwnd, 0);
POINT ptPosition;
POINT ptOrigin;
RECT rcItem,SuggestedFocus;
RECT rcItem, SuggestedFocus, rcTemp;
HBRUSH hBrush;
INT i;
DWORD cditemmode = CDRF_DODEFAULT;
infoPtr->nColumnCount = 1; /* set this to an arbitrary value to prevent */
/* DrawItem from erasing the incorrect background area */
/* paint the background of the control that doesn't contain any items */
SubtractRect(&rcTemp, &infoPtr->rcList, &infoPtr->rcView);
hBrush = CreateSolidBrush(infoPtr->clrBk);
FillRect(hdc, &infoPtr->rcList, hBrush);
DeleteObject(hBrush);
/* nothing to draw, return here */
if(GETITEMCOUNT(infoPtr) == 0)
return;
LISTVIEW_GetOrigin(hwnd, &ptOrigin);
for (i = 0; i < GETITEMCOUNT(infoPtr); i++)
@ -8151,7 +8226,8 @@ static LRESULT LISTVIEW_LButtonDown(HWND hwnd, WORD wKey, WORD wPosX,
LISTVIEW_RemoveAllSelections(hwnd);
}
InvalidateRect(hwnd, NULL, TRUE);
/* redraw if we could have possibly selected something */
if(!GETITEMCOUNT(infoPtr)) InvalidateRect(hwnd, NULL, TRUE);
return 0;
}