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richedit: Use system colour for highlighting after v2.0.

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In version 1.0 of the richedit controls highlighting is done by
inverting the colours.  Version 2.0 and up highlight instead draw
the text using system colours for the background and the text.
This commit is contained in:
Dylan Smith 2008-07-10 18:28:45 -04:00 committed by Alexandre Julliard
parent 9bcfa942a0
commit 0f14d65c70
1 changed files with 99 additions and 33 deletions
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132
dlls/riched20/paint.c
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@ -192,7 +192,20 @@ static void ME_HighlightSpace(ME_Context *c, int x, int y, LPCWSTR szText,
}
ME_UnselectStyleFont(c, s, hOldFont);
PatBlt(hDC, x, ymin, selWidth, cy, DSTINVERT);
if (c->editor->bEmulateVersion10)
PatBlt(hDC, x, ymin, selWidth, cy, DSTINVERT);
else
{
RECT rect;
HBRUSH hBrush;
rect.left = x;
rect.top = ymin;
rect.right = x + selWidth;
rect.bottom = ymin + cy;
hBrush = CreateSolidBrush(GetSysColor(COLOR_HIGHLIGHT));
FillRect(hDC, &rect, hBrush);
DeleteObject(hBrush);
}
}
static void ME_DrawTextWithStyle(ME_Context *c, int x, int y, LPCWSTR szText,
@ -205,6 +218,10 @@ static void ME_DrawTextWithStyle(ME_Context *c, int x, int y, LPCWSTR szText,
int yOffset = 0, yTwipsOffset = 0;
SIZE sz;
COLORREF rgb;
HPEN hPen = NULL, hOldPen = NULL;
BOOL bHighlightedText = (nSelFrom < nChars && nSelTo >= 0
&& nSelFrom < nSelTo && !c->editor->bHideSelection);
int xSelStart = x, xSelEnd = x;
int *lpDx = NULL;
/* lpDx is only needed for tabs to make sure the underline done automatically
* by the font extends to the end of the tab. Tabs are always stored as
@ -214,13 +231,6 @@ static void ME_DrawTextWithStyle(ME_Context *c, int x, int y, LPCWSTR szText,
lpDx = &width; /* Make sure underline for tab extends across tab space */
hOldFont = ME_SelectStyleFont(c, s);
if ((s->fmt.dwMask & CFM_LINK) && (s->fmt.dwEffects & CFE_LINK))
rgb = RGB(0,0,255);
else if ((s->fmt.dwMask & CFM_COLOR) && (s->fmt.dwEffects & CFE_AUTOCOLOR))
rgb = GetSysColor(COLOR_WINDOWTEXT);
else
rgb = s->fmt.crTextColor;
rgbOld = SetTextColor(hDC, rgb);
if ((s->fmt.dwMask & s->fmt.dwEffects) & CFM_OFFSET) {
yTwipsOffset = s->fmt.yOffset;
}
@ -230,15 +240,45 @@ static void ME_DrawTextWithStyle(ME_Context *c, int x, int y, LPCWSTR szText,
}
if (yTwipsOffset)
yOffset = ME_twips2pointsY(c, yTwipsOffset);
ExtTextOutW(hDC, x, y-yOffset, 0, NULL, szText, nChars, lpDx);
if ((s->fmt.dwMask & CFM_LINK) && (s->fmt.dwEffects & CFE_LINK))
rgb = RGB(0,0,255);
else if ((s->fmt.dwMask & CFM_COLOR) && (s->fmt.dwEffects & CFE_AUTOCOLOR))
rgb = GetSysColor(COLOR_WINDOWTEXT);
else
rgb = s->fmt.crTextColor;
/* Determine the area that is selected in the run. */
GetTextExtentPoint32W(hDC, szText, nChars, &sz);
/* Treat width as an optional parameter. We can get the width from the
* text extent of the string if it isn't specified. */
if (!width) width = sz.cx;
if (bHighlightedText)
{
if (nSelFrom <= 0)
{
nSelFrom = 0;
}
else
{
GetTextExtentPoint32W(hDC, szText, nSelFrom, &sz);
xSelStart = x + sz.cx;
}
if (nSelTo >= nChars)
{
nSelTo = nChars;
xSelEnd = x + width;
}
else
{
GetTextExtentPoint32W(hDC, szText+nSelFrom, nSelTo-nSelFrom, &sz);
xSelEnd = xSelStart + sz.cx;
}
}
/* Choose the pen type for underlining the text. */
if (s->fmt.dwMask & CFM_UNDERLINETYPE)
{
HPEN hPen = NULL;
switch (s->fmt.bUnderlineType)
{
case CFU_UNDERLINE:
@ -257,41 +297,67 @@ static void ME_DrawTextWithStyle(ME_Context *c, int x, int y, LPCWSTR szText,
hPen = NULL;
break;
}
if (hPen != NULL)
if (hPen)
{
HPEN hOldPen = SelectObject(hDC, hPen);
/* FIXME: should use textmetrics info for Descent info */
MoveToEx(hDC, x, y - yOffset + 1, NULL);
LineTo(hDC, x + width, y - yOffset + 1);
SelectObject(hDC, hOldPen);
DeleteObject(hPen);
hOldPen = SelectObject(hDC, hPen);
}
}
if (nSelFrom < nChars && nSelTo >= 0 && nSelFrom < nSelTo
&& !c->editor->bHideSelection)
rgbOld = SetTextColor(hDC, rgb);
if (bHighlightedText && !c->editor->bEmulateVersion10)
{
int xSelStart, xSelEnd;
if (nSelFrom <= 0)
COLORREF rgbBackOld;
RECT dim;
/* FIXME: should use textmetrics info for Descent info */
if (hPen)
MoveToEx(hDC, x, y - yOffset + 1, NULL);
if (xSelStart > x)
{
nSelFrom = 0;
xSelStart = x;
ExtTextOutW(hDC, x, y-yOffset, 0, NULL, szText, nSelFrom, NULL);
if (hPen)
LineTo(hDC, xSelStart, y - yOffset + 1);
}
else
dim.top = ymin;
dim.bottom = ymin + cy;
dim.left = xSelStart;
dim.right = xSelEnd;
SetTextColor(hDC, GetSysColor(COLOR_HIGHLIGHTTEXT));
rgbBackOld = SetBkColor(hDC, GetSysColor(COLOR_HIGHLIGHT));
ExtTextOutW(hDC, xSelStart, y-yOffset, ETO_OPAQUE, &dim,
szText+nSelFrom, nSelTo-nSelFrom, lpDx);
if (hPen)
LineTo(hDC, xSelEnd, y - yOffset + 1);
SetBkColor(hDC, rgbBackOld);
if (xSelEnd < x + width)
{
GetTextExtentPoint32W(hDC, szText, nSelFrom, &sz);
xSelStart = x + sz.cx;
SetTextColor(hDC, rgb);
ExtTextOutW(hDC, xSelEnd, y-yOffset, 0, NULL, szText+nSelTo,
nChars-nSelTo, NULL);
if (hPen)
LineTo(hDC, x + width, y - yOffset + 1);
}
if (nSelTo >= nChars)
}
else
{
ExtTextOutW(hDC, x, y-yOffset, 0, NULL, szText, nChars, lpDx);
/* FIXME: should use textmetrics info for Descent info */
if (hPen)
{
nSelTo = nChars;
xSelEnd = x + width;
MoveToEx(hDC, x, y - yOffset + 1, NULL);
LineTo(hDC, x + width, y - yOffset + 1);
}
else
if (bHighlightedText) /* v1.0 inverts the selection */
{
GetTextExtentPoint32W(hDC, szText+nSelFrom, nSelTo-nSelFrom, &sz);
xSelEnd = xSelStart + sz.cx;
PatBlt(hDC, xSelStart, ymin, xSelEnd-xSelStart, cy, DSTINVERT);
}
PatBlt(hDC, xSelStart, ymin, xSelEnd-xSelStart, cy, DSTINVERT);
}
if (hPen)
{
SelectObject(hDC, hOldPen);
DeleteObject(hPen);
}
SetTextColor(hDC, rgbOld);
ME_UnselectStyleFont(c, s, hOldFont);