riched20: Simplify the scrollbar visibility checks.

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2021-03-19 09:14:14 +00:00 committed by Alexandre Julliard
parent 5b3816c0b2
commit 39f5c438c5
1 changed files with 8 additions and 16 deletions

View File

@ -1035,7 +1035,7 @@ static void draw_paragraph( ME_Context *c, ME_Paragraph *para )
void ME_ScrollAbs(ME_TextEditor *editor, int x, int y)
{
BOOL bScrollBarIsVisible, bScrollBarWillBeVisible;
BOOL old_vis, new_vis;
int scrollX = 0, scrollY = 0;
if (editor->horz_si.nPos != x) {
@ -1072,25 +1072,17 @@ void ME_ScrollAbs(ME_TextEditor *editor, int x, int y)
LONG winStyle = GetWindowLongW(editor->hWnd, GWL_STYLE);
if (editor->scrollbars & WS_HSCROLL)
{
bScrollBarIsVisible = (winStyle & WS_HSCROLL) != 0;
bScrollBarWillBeVisible = (editor->nTotalWidth > editor->sizeWindow.cx
&& (editor->scrollbars & WS_HSCROLL))
|| (editor->scrollbars & ES_DISABLENOSCROLL);
if (bScrollBarIsVisible != bScrollBarWillBeVisible)
ITextHost_TxShowScrollBar(editor->texthost, SB_HORZ,
bScrollBarWillBeVisible);
old_vis = winStyle & WS_HSCROLL;
new_vis = editor->nTotalWidth > editor->sizeWindow.cx || editor->scrollbars & ES_DISABLENOSCROLL;
if (!old_vis ^ !new_vis) ITextHost_TxShowScrollBar( editor->texthost, SB_HORZ, new_vis );
}
if (editor->scrollbars & WS_VSCROLL)
{
bScrollBarIsVisible = (winStyle & WS_VSCROLL) != 0;
bScrollBarWillBeVisible = (editor->nTotalLength > editor->sizeWindow.cy
&& (editor->scrollbars & WS_VSCROLL)
&& (editor->props & TXTBIT_MULTILINE))
|| (editor->scrollbars & ES_DISABLENOSCROLL);
if (bScrollBarIsVisible != bScrollBarWillBeVisible)
ITextHost_TxShowScrollBar(editor->texthost, SB_VERT,
bScrollBarWillBeVisible);
old_vis = winStyle & WS_VSCROLL;
new_vis = (editor->nTotalLength > editor->sizeWindow.cy && editor->props & TXTBIT_MULTILINE) ||
editor->scrollbars & ES_DISABLENOSCROLL;
if (!old_vis ^ !new_vis) ITextHost_TxShowScrollBar( editor->texthost, SB_VERT, new_vis );
}
}
ME_UpdateScrollBar(editor);