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user32: Rationalize the popup menu margin calculation. 

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2017-03-28 12:52:18 +01:00 committed by Alexandre Julliard
parent 71eb01cfff
commit a8344b9616
1 changed files with 27 additions and 33 deletions
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60
dlls/user32/menu.c
View File

@ -133,9 +133,8 @@ typedef struct
/* Space between 2 columns */
#define MENU_COL_SPACE 4
/* top and bottom margins for popup menus */
#define MENU_TOP_MARGIN 3
#define MENU_BOTTOM_MARGIN 2
/* Margins for popup menus */
#define MENU_MARGIN 3
/* maximum allowed depth of any branch in the menu tree.
* This value is slightly larger than in windows (25) to
@ -1175,7 +1174,7 @@ static void MENU_PopupMenuCalcSize( LPPOPUPMENU lppop )
SelectObject( hdc, get_menu_font(FALSE));
start = 0;
maxX = 2 + 1;
maxX = MENU_MARGIN;
lppop->textOffset = 0;
@ -1185,7 +1184,7 @@ static void MENU_PopupMenuCalcSize( LPPOPUPMENU lppop )
orgX = maxX;
if( lpitem->fType & (MF_MENUBREAK | MF_MENUBARBREAK))
orgX += MENU_COL_SPACE;
orgY = MENU_TOP_MARGIN;
orgY = MENU_MARGIN;
maxTab = maxTabWidth = 0;
/* Parse items until column break or end of menu */
@ -1226,12 +1225,12 @@ static void MENU_PopupMenuCalcSize( LPPOPUPMENU lppop )
if( !textandbmp) lppop->textOffset = 0;
/* space for 3d border */
lppop->Height += MENU_BOTTOM_MARGIN;
lppop->Width += 2;
lppop->Height += MENU_MARGIN;
lppop->Width += MENU_MARGIN;
/* Adjust popup height if it exceeds maximum */
maxHeight = MENU_GetMaxPopupHeight(lppop);
lppop->nTotalHeight = lppop->Height - MENU_TOP_MARGIN;
lppop->nTotalHeight = lppop->Height - MENU_MARGIN;
if (lppop->Height >= maxHeight)
{
lppop->Height = maxHeight;
@ -1856,7 +1855,6 @@ static BOOL MENU_ShowPopup( HWND hwndOwner, HMENU hmenu, UINT id, UINT flags,
INT x, INT y, INT xanchor, INT yanchor )
{
POPUPMENU *menu;
INT width, height;
POINT pt;
HMONITOR monitor;
MONITORINFO info;
@ -1876,9 +1874,6 @@ static BOOL MENU_ShowPopup( HWND hwndOwner, HMENU hmenu, UINT id, UINT flags,
/* adjust popup menu pos so that it fits within the desktop */
width = menu->Width + GetSystemMetrics(SM_CXBORDER);
height = menu->Height + GetSystemMetrics(SM_CYBORDER);
/* FIXME: should use item rect */
pt.x = x;
pt.y = y;
@ -1889,29 +1884,29 @@ static BOOL MENU_ShowPopup( HWND hwndOwner, HMENU hmenu, UINT id, UINT flags,
if (flags & TPM_LAYOUTRTL)
flags ^= TPM_RIGHTALIGN;
if( flags & TPM_RIGHTALIGN ) x -= width;
if( flags & TPM_CENTERALIGN ) x -= width / 2;
if( flags & TPM_RIGHTALIGN ) x -= menu->Width;
if( flags & TPM_CENTERALIGN ) x -= menu->Width / 2;
if( flags & TPM_BOTTOMALIGN ) y -= height;
if( flags & TPM_VCENTERALIGN ) y -= height / 2;
if( flags & TPM_BOTTOMALIGN ) y -= menu->Height;
if( flags & TPM_VCENTERALIGN ) y -= menu->Height / 2;
if( x + width > info.rcWork.right)
if( x + menu->Width > info.rcWork.right)
{
if( xanchor && x >= width - xanchor )
x -= width - xanchor;
if( xanchor && x >= menu->Width - xanchor )
x -= menu->Width - xanchor;
if( x + width > info.rcWork.right)
x = info.rcWork.right - width;
if( x + menu->Width > info.rcWork.right)
x = info.rcWork.right - menu->Width;
}
if( x < info.rcWork.left ) x = info.rcWork.left;
if( y + height > info.rcWork.bottom)
if( y + menu->Height > info.rcWork.bottom)
{
if( yanchor && y >= height + yanchor )
y -= height + yanchor;
if( yanchor && y >= menu->Height + yanchor )
y -= menu->Height + yanchor;
if( y + height > info.rcWork.bottom)
y = info.rcWork.bottom - height;
if( y + menu->Height > info.rcWork.bottom)
y = info.rcWork.bottom - menu->Height;
}
if( y < info.rcWork.top ) y = info.rcWork.top;
@ -1921,7 +1916,7 @@ static BOOL MENU_ShowPopup( HWND hwndOwner, HMENU hmenu, UINT id, UINT flags,
}
/* Display the window */
SetWindowPos( menu->hWnd, HWND_TOPMOST, x, y, width, height,
SetWindowPos( menu->hWnd, HWND_TOPMOST, x, y, menu->Width, menu->Height,
SWP_SHOWWINDOW | SWP_NOACTIVATE );
UpdateWindow( menu->hWnd );
return TRUE;
@ -1949,7 +1944,7 @@ MENU_EnsureMenuItemVisible(LPPOPUPMENU lppop, UINT wIndex, HDC hdc)
arrow_bitmap_height = bmp.bmHeight;
rc.top += arrow_bitmap_height;
rc.bottom -= arrow_bitmap_height + MENU_BOTTOM_MARGIN;
rc.bottom -= arrow_bitmap_height + MENU_MARGIN;
nMaxHeight -= GetSystemMetrics(SM_CYBORDER) + 2 * arrow_bitmap_height;
if (item->rect.bottom > lppop->nScrollPos + nMaxHeight)
@ -1959,9 +1954,9 @@ MENU_EnsureMenuItemVisible(LPPOPUPMENU lppop, UINT wIndex, HDC hdc)
ScrollWindow(lppop->hWnd, 0, nOldPos - lppop->nScrollPos, &rc, &rc);
MENU_DrawScrollArrows(lppop, hdc);
}
else if (item->rect.top - MENU_TOP_MARGIN < lppop->nScrollPos)
else if (item->rect.top - MENU_MARGIN < lppop->nScrollPos)
{
lppop->nScrollPos = item->rect.top - MENU_TOP_MARGIN;
lppop->nScrollPos = item->rect.top - MENU_MARGIN;
ScrollWindow(lppop->hWnd, 0, nOldPos - lppop->nScrollPos, &rc, &rc);
MENU_DrawScrollArrows(lppop, hdc);
}
@ -2379,10 +2374,9 @@ static HMENU MENU_ShowSubPopup( HWND hwndOwner, HMENU hmenu,
rect.left += GetSystemMetrics(SM_CXBORDER);
else
rect.left += rc.right - GetSystemMetrics(SM_CXBORDER);
rect.top += rc.top - MENU_TOP_MARGIN;
rect.top += rc.top - MENU_MARGIN;
rect.right = rc.left - rc.right + GetSystemMetrics(SM_CXBORDER);
rect.bottom = rc.top - rc.bottom - MENU_TOP_MARGIN
- MENU_BOTTOM_MARGIN - GetSystemMetrics(SM_CYBORDER);
rect.bottom = rc.top - rc.bottom - 2 * MENU_MARGIN;
}
else
{