system/wine
system/wine
1
0
Fork 0
mirror of git://source.winehq.org/git/wine.git synced 2024-11-05 18:01:34 +00:00
Code Issues Projects Releases Packages Wiki Activity

win32u: Move WM_NCHITTEST implementation from user32.

Browse source 
Signed-off-by: Jacek Caban <jacek@codeweavers.com>
This commit is contained in:
Jacek Caban 2022-06-15 02:01:54 +02:00 committed by Alexandre Julliard
parent 07f2cc9dda
commit 80ef8832aa
2 changed files with 177 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
dlls/user32/defwnd.c
View file

@ -165,14 +165,6 @@ static LRESULT DEFWND_DefWinProc( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lPa
case WM_NCMOUSELEAVE:
return NC_HandleNCMouseLeave( hwnd );
case WM_NCHITTEST:
{
POINT pt;
pt.x = (short)LOWORD(lParam);
pt.y = (short)HIWORD(lParam);
return NC_HandleNCHitTest( hwnd, pt );
}
case WM_WINDOWPOSCHANGED:
DEFWND_HandleWindowPosChanged( hwnd, (const WINDOWPOS *)lParam );
break;

177
dlls/win32u/defwnd.c
View file

@ -1621,6 +1621,175 @@ static void handle_nc_calc_size( HWND hwnd, WPARAM wparam, RECT *win_rect )
}
}
static LRESULT handle_nc_hit_test( HWND hwnd, POINT pt )
{
RECT rect, client_rect;
DWORD style, ex_style;
TRACE( "hwnd %p pt %d,%d\n", hwnd, pt.x, pt.y );
get_window_rects( hwnd, COORDS_SCREEN, &rect, &client_rect, get_thread_dpi() );
if (!PtInRect( &rect, pt )) return HTNOWHERE;
style = get_window_long( hwnd, GWL_STYLE );
ex_style = get_window_long( hwnd, GWL_EXSTYLE );
if (PtInRect( &client_rect, pt )) return HTCLIENT;
/* Check borders */
if (has_thick_frame( style, ex_style ))
{
InflateRect( &rect, -get_system_metrics( SM_CXFRAME ), -get_system_metrics( SM_CYFRAME ));
if (!PtInRect( &rect, pt ))
{
/* Check top sizing border */
if (pt.y < rect.top)
{
if (pt.x < rect.left + get_system_metrics( SM_CXSIZE )) return HTTOPLEFT;
if (pt.x >= rect.right - get_system_metrics( SM_CXSIZE )) return HTTOPRIGHT;
return HTTOP;
}
/* Check bottom sizing border */
if (pt.y >= rect.bottom)
{
if (pt.x < rect.left + get_system_metrics( SM_CXSIZE )) return HTBOTTOMLEFT;
if (pt.x >= rect.right - get_system_metrics( SM_CXSIZE )) return HTBOTTOMRIGHT;
return HTBOTTOM;
}
/* Check left sizing border */
if (pt.x < rect.left)
{
if (pt.y < rect.top + get_system_metrics( SM_CYSIZE )) return HTTOPLEFT;
if (pt.y >= rect.bottom - get_system_metrics( SM_CYSIZE )) return HTBOTTOMLEFT;
return HTLEFT;
}
/* Check right sizing border */
if (pt.x >= rect.right)
{
if (pt.y < rect.top + get_system_metrics( SM_CYSIZE )) return HTTOPRIGHT;
if (pt.y >= rect.bottom-get_system_metrics( SM_CYSIZE )) return HTBOTTOMRIGHT;
return HTRIGHT;
}
}
}
else /* No thick frame */
{
if (has_dialog_frame( style, ex_style ))
InflateRect( &rect, -get_system_metrics( SM_CXDLGFRAME ),
-get_system_metrics( SM_CYDLGFRAME ));
else if (has_thin_frame( style ))
InflateRect(&rect, -get_system_metrics( SM_CXBORDER ),
-get_system_metrics( SM_CYBORDER ));
if (!PtInRect( &rect, pt )) return HTBORDER;
}
/* Check caption */
if ((style & WS_CAPTION) == WS_CAPTION)
{
if (ex_style & WS_EX_TOOLWINDOW)
rect.top += get_system_metrics( SM_CYSMCAPTION ) - 1;
else
rect.top += get_system_metrics( SM_CYCAPTION ) - 1;
if (!PtInRect( &rect, pt ))
{
BOOL min_or_max_box = (style & WS_SYSMENU) && (style & (WS_MINIMIZEBOX | WS_MAXIMIZEBOX));
if (ex_style & WS_EX_LAYOUTRTL)
{
/* Check system menu */
if ((style & WS_SYSMENU) && !(ex_style & WS_EX_TOOLWINDOW) &&
get_nc_icon_for_window( hwnd ))
{
rect.right -= get_system_metrics( SM_CYCAPTION ) - 1;
if (pt.x > rect.right) return HTSYSMENU;
}
/* Check close button */
if (style & WS_SYSMENU)
{
rect.left += get_system_metrics( SM_CYCAPTION );
if (pt.x < rect.left) return HTCLOSE;
}
if (min_or_max_box && !(ex_style & WS_EX_TOOLWINDOW))
{
/* Check maximize box */
rect.left += get_system_metrics( SM_CXSIZE );
if (pt.x < rect.left) return HTMAXBUTTON;
/* Check minimize box */
rect.left += get_system_metrics( SM_CXSIZE );
if (pt.x < rect.left) return HTMINBUTTON;
}
}
else
{
/* Check system menu */
if ((style & WS_SYSMENU) && !(ex_style & WS_EX_TOOLWINDOW) &&
get_nc_icon_for_window( hwnd ))
{
rect.left += get_system_metrics( SM_CYCAPTION ) - 1;
if (pt.x < rect.left) return HTSYSMENU;
}
/* Check close button */
if (style & WS_SYSMENU)
{
rect.right -= get_system_metrics( SM_CYCAPTION );
if (pt.x > rect.right) return HTCLOSE;
}
if (min_or_max_box && !(ex_style & WS_EX_TOOLWINDOW))
{
/* Check maximize box */
rect.right -= get_system_metrics( SM_CXSIZE );
if (pt.x > rect.right) return HTMAXBUTTON;
/* Check minimize box */
rect.right -= get_system_metrics( SM_CXSIZE );
if (pt.x > rect.right) return HTMINBUTTON;
}
}
return HTCAPTION;
}
}
/* Check menu bar */
if (has_menu( hwnd, style ) && (pt.y < client_rect.top) &&
(pt.x >= client_rect.left) && (pt.x < client_rect.right))
return HTMENU;
/* Check vertical scroll bar */
if (ex_style & WS_EX_LAYOUTRTL) ex_style ^= WS_EX_LEFTSCROLLBAR;
if (style & WS_VSCROLL)
{
if (ex_style & WS_EX_LEFTSCROLLBAR)
client_rect.left -= get_system_metrics( SM_CXVSCROLL );
else
client_rect.right += get_system_metrics( SM_CXVSCROLL );
if (PtInRect( &client_rect, pt )) return HTVSCROLL;
}
/* Check horizontal scroll bar */
if (style & WS_HSCROLL)
{
client_rect.bottom += get_system_metrics( SM_CYHSCROLL );
if (PtInRect( &client_rect, pt ))
{
/* Check size box */
if ((style & WS_VSCROLL) &&
((ex_style & WS_EX_LEFTSCROLLBAR)
? (pt.x <= client_rect.left + get_system_metrics( SM_CXVSCROLL ))
: (pt.x >= client_rect.right - get_system_metrics( SM_CXVSCROLL ))))
return HTSIZE;
return HTHSCROLL;
}
}
/* Has to return HTNOWHERE if nothing was found
Could happen when a window has a customized non client area */
return HTNOWHERE;
}
LRESULT default_window_proc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam, BOOL ansi )
{
LRESULT result = 0;
@ -1652,6 +1821,14 @@ LRESULT default_window_proc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam,
handle_nc_calc_size( hwnd, wparam, (RECT *)lparam );
break;
case WM_NCHITTEST:
{
POINT pt;
pt.x = (short)LOWORD( lparam );
pt.y = (short)HIWORD( lparam );
return handle_nc_hit_test( hwnd, pt );
}
case WM_NCPAINT:
return handle_nc_paint( hwnd, (HRGN)wparam );