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fix drawing on resize

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svn path=/trunk/; revision=26840
This commit is contained in:
Timo Kreuzer 2007-05-19 14:23:00 +00:00
parent d6c16357c0
commit 87c5734a34
1 changed files with 24 additions and 7 deletions
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31
rosapps/fontview/display.c
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@ -178,7 +178,7 @@ Display_OnPaint(HWND hwnd)
BeginPaint(hwnd, &ps);
/* fill with white */
/* Fill with white */
FillRect(ps.hdc, &ps.rcPaint, GetStockObject(WHITE_BRUSH));
/* Draw the text */
@ -193,17 +193,34 @@ static LRESULT
Display_OnSize(HWND hwnd)
{
RECT rect;
SCROLLINFO si;
SCROLLINFO si;
int nOldPos;
GetClientRect(hwnd, &rect);
/* Set the new page size */
/* Get the old pos */
si.cbSize = sizeof(si);
si.fMask = SIF_POS;
GetScrollInfo(hwnd, SB_VERT, &si);
nOldPos = si.nPos;
/* Set the new page size */
si.fMask = SIF_PAGE;
si.nPage = rect.bottom;
SetScrollInfo(hwnd, SB_VERT, &si, TRUE);
// FIXME: handle exceeding of current pos -> redraw entire window
// if new page size is < curent pos: current pos = maximum whatever and then redraw
SetScrollInfo(hwnd, SB_VERT, &si, TRUE);
/* Get the new pos */
si.fMask = SIF_POS;
GetScrollInfo(hwnd, SB_VERT, &si);
/* If the don't match ... */
if (nOldPos != si.nPos)
{
/* ... scroll the window */
ScrollWindowEx(hwnd, 0, -(si.nPos - nOldPos), NULL, NULL, NULL, NULL, SW_INVALIDATE);
UpdateWindow(hwnd);
}
return 0;
}
@ -231,7 +248,7 @@ Display_OnVScroll(HWND hwnd, WPARAM wParam)
case SB_LINEDOWN:
nPos = si.nPos + 10;
break;
// case SB_THUMBTRACK:
case SB_THUMBTRACK:
case SB_THUMBPOSITION:
nPos = si.nTrackPos;
break;