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- Fix the subitem drawing code. 

- A lot faster drawing in report mode.
- A great deal of cleanup, and simplifications.
This commit is contained in:
Dimitrie O. Paun 2002-10-02 19:59:55 +00:00 committed by Alexandre Julliard
parent 928ecb4891
commit fc01fcd25a
1 changed files with 127 additions and 142 deletions
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269
dlls/comctl32/listview.c
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@ -83,6 +83,12 @@ typedef struct tagLV_INTHIT
INT iDistItem; /* item number that is closest */
} LV_INTHIT, *LPLV_INTHIT;
typedef struct tagCOLUMNCACHE
{
RECT rc;
UINT align;
} COLUMNCACHE, *LPCOLUMNCACHE;
typedef struct tagITEMHDR
{
LPWSTR pszText;
@ -2953,96 +2959,29 @@ static inline BOOL LISTVIEW_FillBkgnd(LISTVIEW_INFO *infoPtr, HDC hdc, const REC
* RETURN:
* None
*/
static void LISTVIEW_DrawSubItem(LISTVIEW_INFO *infoPtr, HDC hdc, INT nItem, INT nSubItem,
RECT rcItem, BOOL Selected)
static void LISTVIEW_DrawSubItem(LISTVIEW_INFO *infoPtr, HDC hdc, INT nItem,
INT nSubItem, RECT rcItem, UINT align)
{
WCHAR szDispText[DISP_TEXT_SIZE];
LVITEMW lvItem;
LVCOLUMNW lvColumn;
UINT textoutOptions = ETO_CLIPPED | ETO_OPAQUE;
INT textLeft;
INT nLabelWidth = 0;
WCHAR szDispText[DISP_TEXT_SIZE];
LVITEMW lvItem;
TRACE("(hdc=%x, nItem=%d, nSubItem=%d)\n", hdc, nItem, nSubItem);
TRACE("(hdc=%x, nItem=%d, nSubItem=%d, rcItem=%s)\n",
hdc, nItem, nSubItem, debugrect(&rcItem));
/* get information needed for drawing the item */
lvItem.mask = LVIF_TEXT;
lvItem.iItem = nItem;
lvItem.iSubItem = nSubItem;
lvItem.cchTextMax = COUNTOF(szDispText);
lvItem.pszText = szDispText;
*lvItem.pszText = '\0';
LISTVIEW_GetItemW(infoPtr, &lvItem, TRUE);
TRACE(" lvItem=%s\n", debuglvitem_t(&lvItem, TRUE));
/* get information needed for drawing the item */
lvItem.mask = LVIF_TEXT | LVIF_IMAGE;
lvItem.iItem = nItem;
lvItem.iSubItem = nSubItem;
lvItem.cchTextMax = COUNTOF(szDispText);
lvItem.pszText = szDispText;
*lvItem.pszText = '\0';
LISTVIEW_GetItemW(infoPtr, &lvItem, TRUE);
TRACE(" lvItem=%s\n", debuglvitem_t(&lvItem, TRUE));
lvColumn.mask = LVCF_FMT;
LISTVIEW_GetColumnT(infoPtr, nSubItem, &lvColumn, TRUE);
textLeft = rcItem.left;
TRACE("lvColumn.fmt=%d\n", lvColumn.fmt);
if (lvColumn.fmt != LVCFMT_LEFT)
{
if ((nLabelWidth = LISTVIEW_GetStringWidthT(infoPtr, lvItem.pszText, TRUE)))
{
if (lvColumn.fmt == LVCFMT_RIGHT)
textLeft = rcItem.right - nLabelWidth;
else
textLeft = rcItem.left + (rcItem.right-rcItem.left-nLabelWidth)/2;
}
}
/* set item colors */
if (LISTVIEW_GetItemState(infoPtr, nItem, LVIS_SELECTED) && Selected)
{
if (infoPtr->bFocus)
{
SetBkColor(hdc, comctl32_color.clrHighlight);
SetTextColor(hdc, comctl32_color.clrHighlightText);
}
else
{
SetBkColor(hdc, comctl32_color.clr3dFace);
SetTextColor(hdc, comctl32_color.clrBtnText);
}
}
else
{
if ( (infoPtr->clrTextBk == CLR_DEFAULT) || (infoPtr->clrTextBk == CLR_NONE) )
{
SetBkMode(hdc, TRANSPARENT);
textoutOptions &= ~ETO_OPAQUE;
}
else
{
SetBkMode(hdc, OPAQUE);
SetBkColor(hdc, infoPtr->clrTextBk);
}
SetTextColor(hdc, infoPtr->clrText);
}
TRACE("drawing text %s, len=%d, rect=%s\n",
debugstr_w(lvItem.pszText), textLeft, debugrect(&rcItem));
ExtTextOutW(hdc, textLeft, rcItem.top, textoutOptions,
&rcItem, lvItem.pszText, lstrlenW(lvItem.pszText), NULL);
if (Selected)
{
/* fill in the gap */
RECT rec;
if (nSubItem < Header_GetItemCount(infoPtr->hwndHeader)-1)
{
CopyRect(&rec,&rcItem);
rec.left = rec.right;
rec.right = rec.left+REPORT_MARGINX;
ExtTextOutW(hdc, rec.left , rec.top, textoutOptions,
&rec, NULL, 0, NULL);
}
CopyRect(&rec,&rcItem);
rec.right = rec.left;
rec.left = rec.left - REPORT_MARGINX;
ExtTextOutW(hdc, rec.left , rec.top, textoutOptions,
&rec, NULL, 0, NULL);
}
if (lvItem.iImage) FIXME("Draw the image for the subitem\n");
DrawTextW(hdc, lvItem.pszText, -1, &rcItem,
DT_SINGLELINE | DT_VCENTER | DT_WORD_ELLIPSIS | align);
}
@ -3055,13 +2994,12 @@ static void LISTVIEW_DrawSubItem(LISTVIEW_INFO *infoPtr, HDC hdc, INT nItem, INT
* [I] hdc : device context handle
* [I] nItem : item index
* [I] rcItem : item rectangle
* [I] bFullSelect : TRUE if all item is selected
*
* RETURN:
* TRUE: if item is focused
* FALSE: otherwise
*/
static BOOL LISTVIEW_DrawItem(LISTVIEW_INFO *infoPtr, HDC hdc, INT nItem, RECT rcItem, BOOL bFullSelect)
static BOOL LISTVIEW_DrawItem(LISTVIEW_INFO *infoPtr, HDC hdc, INT nItem, RECT rcItem)
{
WCHAR szDispText[DISP_TEXT_SIZE];
INT nLabelWidth;
@ -3130,7 +3068,7 @@ static BOOL LISTVIEW_DrawItem(LISTVIEW_INFO *infoPtr, HDC hdc, INT nItem, RECT r
}
/* Don't bother painting item being edited */
if (infoPtr->bEditing && lprcFocus && !bFullSelect)
if (infoPtr->bEditing && lprcFocus)
{
SetRectEmpty(lprcFocus);
return FALSE;
@ -3175,8 +3113,7 @@ static BOOL LISTVIEW_DrawItem(LISTVIEW_INFO *infoPtr, HDC hdc, INT nItem, RECT r
nLabelWidth = LISTVIEW_GetStringWidthT(infoPtr, lvItem.pszText, TRUE);
if (rcItem.left + nLabelWidth < rcItem.right)
{
if (!bFullSelect)
rcItem.right = rcItem.left + nLabelWidth + TRAILING_PADDING;
rcItem.right = rcItem.left + nLabelWidth + TRAILING_PADDING;
if (bImage)
rcItem.right += IMAGE_PADDING;
}
@ -3203,17 +3140,6 @@ static BOOL LISTVIEW_DrawItem(LISTVIEW_INFO *infoPtr, HDC hdc, INT nItem, RECT r
&rcItem, lvItem.pszText, lstrlenW(lvItem.pszText), NULL);
}
if (bFullSelect)
{
/* fill in the gap */
RECT rec;
CopyRect(&rec,&rcItem);
rec.left = rec.right;
rec.right = rec.left+REPORT_MARGINX;
ExtTextOutW(hdc, rec.left , rec.top, textoutOptions,
&rec, NULL, 0, NULL);
}
if (nMixMode != 0)
{
SetROP2(hdc, R2_COPYPEN);
@ -3421,14 +3347,19 @@ static void LISTVIEW_RefreshReport(LISTVIEW_INFO *infoPtr, HDC hdc, DWORD cdmode
INT rgntype, nDrawPosY, j;
INT nTop, nItem, nLast, nUpdateHeight, nUpdateWidth;
INT nColumnCount, nFirstCol, nLastCol;
RECT rcItem, rcClip, *lprcCols;
RECT rcItem, rcClip, rcFullSelect;
BOOL bFullSelected, isFocused;
DWORD cditemmode = CDRF_DODEFAULT;
LONG lStyle = infoPtr->dwStyle;
UINT uID = GetWindowLongW(infoPtr->hwndSelf, GWL_ID);
COLORREF oldBkClr, oldFgClr;
INT oldBkMode;
COLUMNCACHE *lpCols;
LVCOLUMNW lvColumn;
LVITEMW lvItem;
POINT ptOrig;
TRACE("\n");
TRACE("()\n");
/* nothing to draw */
if(GETITEMCOUNT(infoPtr) == 0) return;
@ -3453,12 +3384,12 @@ static void LISTVIEW_RefreshReport(LISTVIEW_INFO *infoPtr, HDC hdc, DWORD cdmode
/* cache column info */
nColumnCount = Header_GetItemCount(infoPtr->hwndHeader);
lprcCols = COMCTL32_Alloc(nColumnCount * sizeof(RECT));
if (!lprcCols) return;
lpCols = COMCTL32_Alloc(nColumnCount * sizeof(COLUMNCACHE));
if (!lpCols) return;
for (j = 0; j < nColumnCount; j++)
{
Header_GetItemRect(infoPtr->hwndHeader, j, &lprcCols[j]);
TRACE("lprcCols[%d]=%s\n", j, debugrect(&lprcCols[j]));
Header_GetItemRect(infoPtr->hwndHeader, j, &lpCols[j].rc);
TRACE("lpCols[%d].rc=%s\n", j, debugrect(&lpCols[j].rc));
}
/* Get scroll info once before loop */
@ -3467,15 +3398,33 @@ static void LISTVIEW_RefreshReport(LISTVIEW_INFO *infoPtr, HDC hdc, DWORD cdmode
/* we now narrow the columns as well */
nLastCol = nColumnCount - 1;
for(nFirstCol = 0; nFirstCol < nColumnCount; nFirstCol++)
if (lprcCols[nFirstCol].right + ptOrig.x >= rcClip.left) break;
if (lpCols[nFirstCol].rc.right + ptOrig.x >= rcClip.left) break;
for(nLastCol = nColumnCount - 1; nLastCol >= 0; nLastCol--)
if (lprcCols[nLastCol].left + ptOrig.x < rcClip.right) break;
if (lpCols[nLastCol].rc.left + ptOrig.x < rcClip.right) break;
/* cache the per-column information before we start drawing */
for (j = nFirstCol; j <= nLastCol; j++)
{
lvColumn.mask = LVCF_FMT;
LISTVIEW_GetColumnT(infoPtr, j, &lvColumn, TRUE);
TRACE("lvColumn=%s\n", debuglvcolumn_t(&lvColumn, TRUE));
lpCols[j].align = DT_LEFT;
if (lvColumn.fmt & LVCFMT_RIGHT)
lpCols[j].align = DT_RIGHT;
else if (lvColumn.fmt & LVCFMT_CENTER)
lpCols[j].align = DT_CENTER;
}
/* a last few bits before we start drawing */
TRACE("nTop=%d, nItem=%d, nLast=%d, nFirstCol=%d, nLastCol=%d\n",
nTop, nItem, nLast, nFirstCol, nLastCol);
bFullSelected = infoPtr->dwLvExStyle & LVS_EX_FULLROWSELECT;
nDrawPosY = infoPtr->rcList.top + (nItem - nTop) * infoPtr->nItemHeight;
/* save dc values we're gonna trash while drawing */
oldBkMode = GetBkMode(hdc);
oldBkClr = GetBkColor(hdc);
oldFgClr = GetTextColor(hdc);
/* iterate through the invalidated rows */
for (; nItem < nLast; nItem++, nDrawPosY += infoPtr->nItemHeight)
@ -3487,45 +3436,83 @@ static void LISTVIEW_RefreshReport(LISTVIEW_INFO *infoPtr, HDC hdc, DWORD cdmode
LVITEMW item;
TRACE("Owner Drawn\n");
item.iItem = nItem;
item.iSubItem = 0;
item.mask = LVIF_PARAM | LVIF_STATE;
item.stateMask = LVIS_SELECTED | LVIS_FOCUSED;
if (!LISTVIEW_GetItemW(infoPtr, &item, TRUE)) continue;
dis.hwndItem = infoPtr->hwndSelf;
dis.hDC = hdc;
dis.CtlType = ODT_LISTVIEW;
dis.CtlID = uID;
dis.itemID = nItem;
dis.itemAction = ODA_DRAWENTIRE;
dis.itemData = item.lParam;
dis.itemState = 0;
if (LISTVIEW_GetItemState(infoPtr, nItem, LVIS_SELECTED))
dis.itemState |= ODS_SELECTED;
if (LISTVIEW_GetItemState(infoPtr, nItem, LVIS_FOCUSED))
dis.itemState |= ODS_FOCUS;
dis.hwndItem = infoPtr->hwndSelf;
dis.hDC = hdc;
dis.rcItem.left = lprcCols[0].left;
dis.rcItem.right = lprcCols[nColumnCount - 1].right;
if (item.state & LVIS_SELECTED) dis.itemState |= ODS_SELECTED;
if (item.state & LVIS_FOCUSED) dis.itemState |= ODS_FOCUS;
dis.rcItem.left = lpCols[0].rc.left;
dis.rcItem.right = lpCols[nColumnCount - 1].rc.right;
dis.rcItem.top = nDrawPosY;
dis.rcItem.bottom = dis.rcItem.top + infoPtr->nItemHeight;
OffsetRect(&dis.rcItem, ptOrig.x, 0);
item.iItem = nItem;
item.iSubItem = 0;
item.mask = LVIF_PARAM;
dis.itemData = LISTVIEW_GetItemW(infoPtr, &item, TRUE) ? item.lParam : 0;
if (SendMessageW(GetParent(infoPtr->hwndSelf), WM_DRAWITEM, uID, (LPARAM)&dis))
continue;
}
/* compute the full select rectangle, if needed */
if (bFullSelected)
{
lvItem.mask = LVIF_IMAGE | LVIF_STATE | LVIF_INDENT;
lvItem.stateMask = LVIS_SELECTED;
lvItem.iItem = nItem;
lvItem.iSubItem = 0;
if (!LISTVIEW_GetItemW(infoPtr, &lvItem, TRUE)) continue;
rcFullSelect.left = lpCols[0].rc.left + REPORT_MARGINX +
infoPtr->iconSize.cx * lvItem.iIndent +
(infoPtr->himlSmall ? infoPtr->iconSize.cx : 0);
rcFullSelect.right = max(rcFullSelect.left, lpCols[nColumnCount - 1].rc.right - REPORT_MARGINX);
rcFullSelect.top = nDrawPosY;
rcFullSelect.bottom = rcFullSelect.top + infoPtr->nItemHeight;
OffsetRect(&rcFullSelect, ptOrig.x, 0);
}
/* draw the background of the selection rectangle, if need be */
SetBkMode(hdc, OPAQUE);
if (bFullSelected && (lvItem.state & LVIS_SELECTED))
{
if (infoPtr->bFocus)
{
SetBkColor(hdc, comctl32_color.clrHighlight);
SetTextColor(hdc, comctl32_color.clrHighlightText);
}
else
{
SetBkColor(hdc, comctl32_color.clr3dFace);
SetTextColor(hdc, comctl32_color.clrBtnText);
}
ExtTextOutW(hdc, rcFullSelect.left, rcFullSelect.top, ETO_CLIPPED | ETO_OPAQUE, &rcFullSelect, 0, 0, 0);
}
else
{
if ( (infoPtr->clrTextBk == CLR_DEFAULT) || (infoPtr->clrTextBk == CLR_NONE) )
SetBkMode(hdc, TRANSPARENT);
SetTextColor(hdc, infoPtr->clrText);
}
/* iterate through the invalidated columns */
isFocused = FALSE;
for (j = nFirstCol; j <= nLastCol; j++)
{
if (cdmode & CDRF_NOTIFYITEMDRAW)
cditemmode = notify_customdrawitem (infoPtr, hdc, nItem, j, CDDS_ITEMPREPAINT);
if (cditemmode & CDRF_SKIPDEFAULT) continue;
rcItem = lprcCols[j];
rcItem = lpCols[j].rc;
rcItem.left += REPORT_MARGINX;
rcItem.right = max(rcItem.left, rcItem.right - REPORT_MARGINX);
rcItem.top = nDrawPosY;
@ -3535,25 +3522,23 @@ static void LISTVIEW_RefreshReport(LISTVIEW_INFO *infoPtr, HDC hdc, DWORD cdmode
OffsetRect(&rcItem, ptOrig.x, 0);
if (j == 0)
isFocused = LISTVIEW_DrawItem(infoPtr, hdc, nItem, rcItem, bFullSelected);
isFocused = LISTVIEW_DrawItem(infoPtr, hdc, nItem, rcItem);
else
LISTVIEW_DrawSubItem(infoPtr, hdc, nItem, j, rcItem, bFullSelected);
LISTVIEW_DrawSubItem(infoPtr, hdc, nItem, j, rcItem, lpCols[j].align);
if (cditemmode & CDRF_NOTIFYPOSTPAINT)
notify_customdrawitem(infoPtr, hdc, nItem, 0, CDDS_ITEMPOSTPAINT);
}
/* Adjust focus if we have it, and we are in full select */
if (bFullSelected && isFocused)
{
infoPtr->rcFocus.left = lprcCols[0].left + REPORT_MARGINX;
infoPtr->rcFocus.right = max(infoPtr->rcFocus.left, lprcCols[nColumnCount - 1].right - REPORT_MARGINX);
infoPtr->rcFocus.top = nDrawPosY;
infoPtr->rcFocus.bottom = infoPtr->rcFocus.top + infoPtr->nItemHeight;
}
if (bFullSelected && isFocused) infoPtr->rcFocus = rcFullSelect;
}
COMCTL32_Free(lprcCols);
/* cleanup the mess */
SetTextColor(hdc, oldFgClr);
SetBkColor(hdc, oldBkClr);
SetBkMode(hdc, oldBkMode);
COMCTL32_Free(lpCols);
}
/***
@ -3608,7 +3593,7 @@ static void LISTVIEW_RefreshList(LISTVIEW_INFO *infoPtr, HDC hdc, DWORD cdmode)
rcItem.bottom = rcItem.top + nItemHeight;
rcItem.right = rcItem.left + nItemWidth;
LISTVIEW_DrawItem(infoPtr, hdc, nItem, rcItem, FALSE);
LISTVIEW_DrawItem(infoPtr, hdc, nItem, rcItem);
if (cditemmode & CDRF_NOTIFYPOSTPAINT)
notify_customdrawitem(infoPtr, hdc, nItem, 0, CDDS_ITEMPOSTPAINT);
@ -3680,7 +3665,7 @@ static void LISTVIEW_RefreshIcon(LISTVIEW_INFO *infoPtr, HDC hdc, BOOL bSmall, D
rcItem.right = rcItem.left + infoPtr->nItemWidth;
if (bSmall)
LISTVIEW_DrawItem(infoPtr, hdc, i, rcItem, FALSE);
LISTVIEW_DrawItem(infoPtr, hdc, i, rcItem);
else
LISTVIEW_DrawLargeItem(infoPtr, hdc, i, rcItem);
}
@ -3725,7 +3710,7 @@ static void LISTVIEW_RefreshIcon(LISTVIEW_INFO *infoPtr, HDC hdc, BOOL bSmall, D
rcItem.right = rcItem.left + infoPtr->nItemWidth;
if (bSmall)
LISTVIEW_DrawItem(infoPtr, hdc, i, rcItem, FALSE);
LISTVIEW_DrawItem(infoPtr, hdc, i, rcItem);
else
LISTVIEW_DrawLargeItem(infoPtr, hdc, i, rcItem);
}