user32: Scale the scroll arrows with the menu's font size.

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2017-03-29 10:42:06 +01:00 committed by Alexandre Julliard
parent bd785a5ac0
commit 6abb7db763
1 changed files with 69 additions and 78 deletions

View File

@ -362,56 +362,9 @@ static HBITMAP get_arrow_bitmap(void)
return arrow_bitmap;
}
/***********************************************************************
* get_down_arrow_bitmap
*/
static HBITMAP get_down_arrow_bitmap(void)
{
static HBITMAP arrow_bitmap;
if (!arrow_bitmap) arrow_bitmap = LoadBitmapW(0, MAKEINTRESOURCEW(OBM_DNARROW));
return arrow_bitmap;
}
/***********************************************************************
* get_down_arrow_inactive_bitmap
*/
static HBITMAP get_down_arrow_inactive_bitmap(void)
{
static HBITMAP arrow_bitmap;
if (!arrow_bitmap) arrow_bitmap = LoadBitmapW(0, MAKEINTRESOURCEW(OBM_DNARROWI));
return arrow_bitmap;
}
/***********************************************************************
* get_up_arrow_bitmap
*/
static HBITMAP get_up_arrow_bitmap(void)
{
static HBITMAP arrow_bitmap;
if (!arrow_bitmap) arrow_bitmap = LoadBitmapW(0, MAKEINTRESOURCEW(OBM_UPARROW));
return arrow_bitmap;
}
/***********************************************************************
* get_up_arrow_inactive_bitmap
*/
static HBITMAP get_up_arrow_inactive_bitmap(void)
{
static HBITMAP arrow_bitmap;
if (!arrow_bitmap) arrow_bitmap = LoadBitmapW(0, MAKEINTRESOURCEW(OBM_UPARROWI));
return arrow_bitmap;
}
static inline UINT get_scroll_arrow_height(const POPUPMENU *menu)
{
BITMAP bmp;
GetObjectW(get_up_arrow_bitmap(), sizeof(bmp), &bmp);
return bmp.bmHeight;
return menucharsize.cy + 4;
}
/***********************************************************************
@ -1227,6 +1180,8 @@ static void MENU_PopupMenuCalcSize( LPPOPUPMENU lppop )
* of the bitmaps */
if( !textandbmp) lppop->textOffset = 0;
lppop->nTotalHeight = lppop->items_rect.bottom;
/* space for the border */
OffsetRect(&lppop->items_rect, MENU_MARGIN, MENU_MARGIN);
lppop->Height = lppop->items_rect.bottom + MENU_MARGIN;
@ -1234,12 +1189,12 @@ static void MENU_PopupMenuCalcSize( LPPOPUPMENU lppop )
/* Adjust popup height if it exceeds maximum */
maxHeight = MENU_GetMaxPopupHeight(lppop);
lppop->nTotalHeight = lppop->Height - MENU_MARGIN;
if (lppop->Height >= maxHeight)
{
lppop->Height = maxHeight;
lppop->items_rect.top += get_scroll_arrow_height(lppop);
lppop->items_rect.bottom = lppop->Height - MENU_MARGIN - get_scroll_arrow_height(lppop);
/* When the scroll arrows are present, don't add the top/bottom margin as well */
lppop->items_rect.top += get_scroll_arrow_height(lppop) - MENU_MARGIN;
lppop->items_rect.bottom = lppop->Height - get_scroll_arrow_height(lppop);
lppop->bScrolling = TRUE;
}
else
@ -1326,6 +1281,42 @@ static void MENU_MenuBarCalcSize( HDC hdc, LPRECT lprect,
}
}
static void draw_scroll_arrow(HDC hdc, int x, int top, int height, BOOL up, BOOL enabled)
{
RECT rect, light_rect;
HBRUSH brush = GetSysColorBrush( enabled ? COLOR_BTNTEXT : COLOR_BTNSHADOW );
HBRUSH light = GetSysColorBrush( COLOR_3DLIGHT );
if (!up)
{
top = top + height;
if (!enabled)
{
SetRect( &rect, x + 1, top, x + 2, top + 1);
FillRect( hdc, &rect, light );
}
top--;
}
SetRect( &rect, x, top, x + 1, top + 1);
while (height--)
{
FillRect( hdc, &rect, brush );
if (!enabled && !up && height)
{
SetRect( &light_rect, rect.right, rect.top, rect.right + 2, rect.bottom );
FillRect( hdc, &light_rect, light );
}
InflateRect( &rect, 1, 0 );
OffsetRect( &rect, 0, up ? 1 : -1 );
}
if (!enabled && up)
{
rect.left += 2;
FillRect( hdc, &rect, light );
}
}
/***********************************************************************
* MENU_DrawScrollArrows
@ -1333,33 +1324,16 @@ static void MENU_MenuBarCalcSize( HDC hdc, LPRECT lprect,
* Draw scroll arrows.
*/
static void
MENU_DrawScrollArrows(const POPUPMENU *lppop, HDC hdc)
MENU_DrawScrollArrows(const POPUPMENU *menu, HDC hdc)
{
HDC hdcMem = CreateCompatibleDC(hdc);
HBITMAP hOrigBitmap;
UINT arrow_bitmap_width, arrow_bitmap_height;
BITMAP bmp;
UINT full_height = get_scroll_arrow_height( menu );
UINT arrow_height = full_height / 3;
BOOL at_end = menu->nScrollPos + menu->items_rect.bottom - menu->items_rect.top == menu->nTotalHeight;
GetObjectW(get_down_arrow_bitmap(), sizeof(bmp), &bmp);
arrow_bitmap_width = bmp.bmWidth;
arrow_bitmap_height = bmp.bmHeight;
if (lppop->nScrollPos)
hOrigBitmap = SelectObject(hdcMem, get_up_arrow_bitmap());
else
hOrigBitmap = SelectObject(hdcMem, get_up_arrow_inactive_bitmap());
BitBlt(hdc, (lppop->Width - arrow_bitmap_width) / 2, 0,
arrow_bitmap_width, arrow_bitmap_height, hdcMem, 0, 0, SRCCOPY);
if (lppop->nScrollPos < lppop->nTotalHeight - (MENU_GetMaxPopupHeight(lppop) - 2 * arrow_bitmap_height))
SelectObject(hdcMem, get_down_arrow_bitmap());
else
SelectObject(hdcMem, get_down_arrow_inactive_bitmap());
BitBlt(hdc, (lppop->Width - arrow_bitmap_width) / 2,
lppop->Height - arrow_bitmap_height,
arrow_bitmap_width, arrow_bitmap_height, hdcMem, 0, 0, SRCCOPY);
SelectObject(hdcMem, hOrigBitmap);
DeleteDC(hdcMem);
draw_scroll_arrow( hdc, menu->Width / 3, arrow_height, arrow_height,
TRUE, menu->nScrollPos != 0);
draw_scroll_arrow( hdc, menu->Width / 3, menu->Height - 2 * arrow_height, arrow_height,
FALSE, !at_end );
}
@ -1957,13 +1931,30 @@ MENU_EnsureMenuItemVisible(LPPOPUPMENU lppop, UINT wIndex, HDC hdc)
{
lppop->nScrollPos = item->rect.bottom - scroll_height;
ScrollWindow(lppop->hWnd, 0, nOldPos - lppop->nScrollPos, rc, rc);
MENU_DrawScrollArrows(lppop, hdc);
}
else if (item->rect.top < lppop->nScrollPos)
{
lppop->nScrollPos = item->rect.top;
ScrollWindow(lppop->hWnd, 0, nOldPos - lppop->nScrollPos, rc, rc);
MENU_DrawScrollArrows(lppop, hdc);
}
/* Invalidate the scroll arrows if necessary */
if (nOldPos != lppop->nScrollPos)
{
RECT arrow_rect = lppop->items_rect;
if (nOldPos == 0 || lppop->nScrollPos == 0)
{
arrow_rect.top = 0;
arrow_rect.bottom = lppop->items_rect.top;
InvalidateRect(lppop->hWnd, &arrow_rect, FALSE);
}
if (nOldPos + scroll_height == lppop->nTotalHeight ||
lppop->nScrollPos + scroll_height == lppop->nTotalHeight)
{
arrow_rect.top = lppop->items_rect.bottom;
arrow_rect.bottom = lppop->Height;
InvalidateRect(lppop->hWnd, &arrow_rect, FALSE);
}
}
}
}