[hbelusca] 70715: [WIN32K]: Fix display of window title icon for dialogs having the WS_EX_DLGMODALFRAME style. CORE-10850 #resolve CORE-10437 #comment The real fix was committed in r70715.

Author: hbelusca
Date: Fri Feb 12 17:31:19 2016
New Revision: 70715
URL: http://svn.reactos.org/svn/reactos?rev=70715&view=rev
Log:
[WIN32K]: Fix display of window title icon for dialogs having the WS_EX_DLGMODALFRAME
style.
CORE-10850 #resolve
CORE-10437 #comment The real fix was committed in r70715.
Modified:
    trunk/reactos/win32ss/user/ntuser/nonclient.c
    trunk/reactos/win32ss/user/ntuser/painting.c
Modified: trunk/reactos/win32ss/user/ntuser/nonclient.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/user/ntuser/noncli…
==============================================================================
--- trunk/reactos/win32ss/user/ntuser/nonclient.c       [iso-8859-1] (original)
+++ trunk/reactos/win32ss/user/ntuser/nonclient.c       [iso-8859-1] Fri Feb 12 17:31:19
2016
@@ -356,7 +356,9 @@
    hdc = UserGetDCEx( pWndParent, 0, DCX_CACHE );
    if (iconic)
    {
+       // DragCursor = pwnd->pcls->spcur;
        DragCursor = pwnd->pcls->spicn;
+       ERR("pwnd->pcls->spicn = 0x%p ; pwnd->pcls->spcur = 0x%p\n",
pwnd->pcls->spicn, pwnd->pcls->spcur);
        if (DragCursor)
        {
            UserReferenceObject(DragCursor);
@@ -630,7 +632,10 @@
    if (!hIcon && pWnd->pcls->spicn)
        return pWnd->pcls->spicn;
-   if (!hIcon && (pWnd->style & DS_MODALFRAME))
+   // WARNING: Wine code has this test completely wrong. The following is how
+   // Windows behaves for windows having the WS_EX_DLGMODALFRAME style set:
+   // it does not use the default icon! And it does not check for DS_MODALFRAME.
+   if (!hIcon && !(pWnd->ExStyle & WS_EX_DLGMODALFRAME))
    {
       if (!hIcon) hIcon = gpsi->hIconSmWindows; // Both are IDI_WINLOGO Small
       if (!hIcon) hIcon = gpsi->hIconWindows;   // Reg size.
@@ -656,13 +661,13 @@
    {
       UserReferenceObject(WindowIcon);
-      Ret = UserDrawIconEx( hDC,
-                            Rect->left + 2,
-                            Rect->top + 2,
-                            WindowIcon,
-                            UserGetSystemMetrics(SM_CXSMICON),
-                            UserGetSystemMetrics(SM_CYSMICON),
-                            0, NULL, DI_NORMAL);
+      Ret = UserDrawIconEx(hDC,
+                           Rect->left + 2,
+                           Rect->top + 2,
+                           WindowIcon,
+                           UserGetSystemMetrics(SM_CXSMICON),
+                           UserGetSystemMetrics(SM_CYSMICON),
+                           0, NULL, DI_NORMAL);
       UserDereferenceObject(WindowIcon);
    }
@@ -966,9 +971,8 @@
       }
       if (!(Flags & DC_ICON)               &&
+          !(Flags & DC_SMALLCAP)           &&
            (Style & WS_SYSMENU)            &&
-          !(Flags & DC_SMALLCAP)           &&
-          !(ExStyle & WS_EX_DLGMODALFRAME) &&
           !(ExStyle & WS_EX_TOOLWINDOW) )
       {
          pIcon = NC_IconForWindow(pWnd); // Force redraw of caption with icon if DC_ICON
not flaged....
@@ -1435,7 +1439,7 @@
       wParam = DC_CAPTION;
    }
-   if (Wnd->state & WNDS_NONCPAINT || !(Wnd->style & WS_VISIBLE))
+   if ((Wnd->state & WNDS_NONCPAINT) || !(Wnd->style & WS_VISIBLE))
       return 0;
    /* This isn't documented but is reproducible in at least XP SP2 and
Modified: trunk/reactos/win32ss/user/ntuser/painting.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/user/ntuser/painti…
==============================================================================
--- trunk/reactos/win32ss/user/ntuser/painting.c        [iso-8859-1] (original)
+++ trunk/reactos/win32ss/user/ntuser/painting.c        [iso-8859-1] Fri Feb 12 17:31:19
2016
@@ -573,7 +573,7 @@
             if (Next) continue;
          }
-         if ( Child->style & WS_VISIBLE)
+         if (Child->style & WS_VISIBLE)
          {
              USER_REFERENCE_ENTRY Ref;
              UserRefObjectCo(Child, &Ref);
@@ -2101,14 +2101,14 @@
    RECTL_vMakeWellOrdered(lpRc);
+   /* Determine whether the icon needs to be displayed */
    if (!hIcon && pWnd != NULL)
    {
-     HasIcon = (uFlags & DC_ICON) && (pWnd->style & WS_SYSMENU)
-        && !(uFlags & DC_SMALLCAP) && !(pWnd->ExStyle &
WS_EX_DLGMODALFRAME)
-        && !(pWnd->ExStyle & WS_EX_TOOLWINDOW);
+     HasIcon = (uFlags & DC_ICON) && !(uFlags & DC_SMALLCAP) &&
+               (pWnd->style & WS_SYSMENU) && !(pWnd->ExStyle &
WS_EX_TOOLWINDOW);
    }
    else
-     HasIcon = (hIcon != 0);
+     HasIcon = (hIcon != NULL);
    // Draw the caption background
    if((uFlags & DC_GRADIENT) && !(uFlags & DC_INBUTTON))
@@ -2192,7 +2192,7 @@
          LONG cx = UserGetSystemMetrics(SM_CXSMICON);
          LONG cy = UserGetSystemMetrics(SM_CYSMICON);
          LONG x = Rect.left - cx/2 + 1 + (Rect.bottom - Rect.top)/2; // this is really
what Window does
-         LONG y = (Rect.top + Rect.bottom)/2 - cy/2; // center
+         LONG y = (Rect.top + Rect.bottom - cy)/2; // center
          UserDrawIconEx(hDc, x, y, pIcon, cx, cy, 0, NULL, DI_NORMAL);
          UserDereferenceObject(pIcon);
       }