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comctl32/syslink: Wrap the link text on \n characters.

This commit is contained in:
Alexandre Julliard 2011-11-18 11:57:07 +01:00
parent 37a0f7ad65
commit 11c2150dd9
1 changed files with 25 additions and 39 deletions
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64
dlls/comctl32/syslink.c
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@ -609,35 +609,26 @@ static PDOC_ITEM SYSLINK_GetPrevLink (const SYSLINK_INFO *infoPtr, PDOC_ITEM Cur
static BOOL SYSLINK_WrapLine (LPWSTR Text, WCHAR BreakChar, int *LineLen,
int nFit, LPSIZE Extent)
{
WCHAR *Current;
int i;
if(nFit == *LineLen)
{
return FALSE;
}
for (i = 0; i < nFit; i++) if (Text[i] == '\n') break;
*LineLen = nFit;
if (i == *LineLen) return FALSE;
Current = Text + nFit;
/* check if we're in the middle of a word */
if((*Current) != BreakChar)
if (Text[i] != '\n' && Text[i] != BreakChar)
{
/* search for the beginning of the word */
while(Current > Text && (*(Current - 1)) != BreakChar)
{
Current--;
(*LineLen)--;
}
if((*LineLen) == 0)
while (i && Text[i - 1] != BreakChar) i--;
if (i == 0)
{
Extent->cx = 0;
Extent->cy = 0;
i = max( nFit, 1 );
}
return TRUE;
}
*LineLen = i;
return TRUE;
}
@ -652,6 +643,7 @@ static VOID SYSLINK_Render (const SYSLINK_INFO *infoPtr, HDC hdc, PRECT pRect)
HGDIOBJ hOldFont;
int x, y, LineHeight;
SIZE szDoc;
TEXTMETRICW tm;
szDoc.cx = szDoc.cy = 0;
@ -668,8 +660,9 @@ static VOID SYSLINK_Render (const SYSLINK_INFO *infoPtr, HDC hdc, PRECT pRect)
x = SL_LEFTMARGIN;
y = SL_TOPMARGIN;
LineHeight = 0;
GetTextMetricsW( hdc, &tm );
LineHeight = tm.tmHeight + tm.tmExternalLeading;
for(Current = infoPtr->Items; Current != NULL; Current = Current->Next)
{
int n, nBlocks;
@ -677,6 +670,7 @@ static VOID SYSLINK_Render (const SYSLINK_INFO *infoPtr, HDC hdc, PRECT pRect)
PDOC_TEXTBLOCK bl, cbl;
INT nFit;
SIZE szDim;
int SkipChars = 0;
if(Current->nText == 0)
{
@ -702,11 +696,15 @@ static VOID SYSLINK_Render (const SYSLINK_INFO *infoPtr, HDC hdc, PRECT pRect)
while(n > 0)
{
int SkipChars = 0;
/* skip break characters unless they're the first of the doc item */
if(tx != Current->Text || x == SL_LEFTMARGIN)
{
if (n && *tx == '\n')
{
tx++;
SkipChars++;
n--;
}
while(n > 0 && (*tx) == infoPtr->BreakChar)
{
tx++;
@ -728,20 +726,10 @@ static VOID SYSLINK_Render (const SYSLINK_INFO *infoPtr, HDC hdc, PRECT pRect)
if(LineLen == 0)
{
if(x > SL_LEFTMARGIN)
{
/* move one line down, the word didn't fit into the line */
x = SL_LEFTMARGIN;
y += LineHeight;
LineHeight = 0;
continue;
}
else
{
/* the word starts at the beginning of the line and doesn't
fit into the line, so break it at the last character that fits */
LineLen = max(nFit, 1);
}
/* move one line down, the word didn't fit into the line */
x = SL_LEFTMARGIN;
y += LineHeight;
continue;
}
if(LineLen != n)
@ -782,13 +770,10 @@ static VOID SYSLINK_Render (const SYSLINK_INFO *infoPtr, HDC hdc, PRECT pRect)
if(LineLen != 0)
{
x += szDim.cx;
LineHeight = max(LineHeight, szDim.cy);
if(Wrap)
{
x = SL_LEFTMARGIN;
y += LineHeight;
LineHeight = 0;
}
}
}
@ -803,6 +788,7 @@ static VOID SYSLINK_Render (const SYSLINK_INFO *infoPtr, HDC hdc, PRECT pRect)
}
n -= LineLen;
tx += LineLen;
SkipChars = 0;
}
else
{