[jimtabor] 75436: [User32] - Patch by MudHead : Combobox sends a message to the deselect the text when focus is lost. CORE-10266 #resolve

Author: jimtabor
Date: Sat Jul 29 01:59:07 2017
New Revision: 75436

URL: http://svn.reactos.org/svn/reactos?rev=75436&view=rev
Log:
[User32]
- Patch by MudHead : Combobox sends a message to the deselect the text when focus is lost.
CORE-10266 #resolve

Modified:
    trunk/reactos/sdk/include/reactos/undocuser.h
    trunk/reactos/win32ss/user/user32/controls/combo.c
    trunk/reactos/win32ss/user/user32/controls/edit.c

Modified: trunk/reactos/sdk/include/reactos/undocuser.h
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/sdk/include/reactos/undocus...
==============================================================================
--- trunk/reactos/sdk/include/reactos/undocuser.h	[iso-8859-1] (original)
+++ trunk/reactos/sdk/include/reactos/undocuser.h	[iso-8859-1] Sat Jul 29 01:59:07 2017
@@ -46,6 +46,7 @@
 #define WM_NCUAHDRAWFRAME   0x000000AF
 #define WM_SYSTIMER         0x00000118
 #define WM_LBTRACKPOINT     0x00000131
+#define WM_CBLOSTTEXTFOCUS  0x00000167
 #define LB_CARETON          0x000001a3
 #define LB_CARETOFF         0x000001a4
 #define MN_SETHMENU         0x000001e0

Modified: trunk/reactos/win32ss/user/user32/controls/combo.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/user/user32/control...
==============================================================================
--- trunk/reactos/win32ss/user/user32/controls/combo.c	[iso-8859-1] (original)
+++ trunk/reactos/win32ss/user/user32/controls/combo.c	[iso-8859-1] Sat Jul 29 01:59:07 2017
@@ -2260,6 +2260,19 @@
                 NtUserInvalidateRect(lphc->self, &lphc->textRect, TRUE);
         }
         break;
+
+        case WM_CBLOSTTEXTFOCUS: /* undocumented message - deselects the text when focus is lost */
+        {
+           if (lphc->hWndEdit != NULL)
+           {
+               SendMessage(lphc->self, WM_LBUTTONUP, 0, 0xFFFFFFFF);
+               SendMessage(lphc->hWndEdit, EM_SETSEL, 0, 0);
+               lphc->wState &= ~CBF_FOCUSED;   
+               CB_NOTIFY(lphc, CBN_KILLFOCUS);
+           } 
+        }
+        return TRUE;
+
 #endif

default:

Modified: trunk/reactos/win32ss/user/user32/controls/edit.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/user/user32/control...
==============================================================================
--- trunk/reactos/win32ss/user/user32/controls/edit.c	[iso-8859-1] (original)
+++ trunk/reactos/win32ss/user/user32/controls/edit.c	[iso-8859-1] Sat Jul 29 01:59:07 2017
@@ -3628,6 +3628,28 @@
  */
 static LRESULT EDIT_WM_KillFocus(EDITSTATE *es)
 {
+#ifdef __REACTOS__
+	HWND hCombo;
+	LONG lStyles;
+
+	es->flags &= ~EF_FOCUSED;
+	DestroyCaret();
+	if(!(es->style & ES_NOHIDESEL))
+		EDIT_InvalidateText(es, es->selection_start, es->selection_end);
+
+	/* throw away left over scroll when we lose focus */
+	es->wheelDeltaRemainder = 0;
+
+	if (es->hwndListBox == NULL)
+		EDIT_NOTIFY_PARENT(es, EN_KILLFOCUS);
+	else
+	{ /* send the undocumented WM_CBLOSTTEXTFOCUS message to combobox */
+		hCombo = GetParent(es->hwndSelf);
+		lStyles = GetWindowLong(hCombo, GWL_STYLE);
+		if ((lStyles & CBS_DROPDOWN) || (lStyles & CBS_SIMPLE))
+			SendMessage(hCombo, WM_CBLOSTTEXTFOCUS, 0, 0);
+	}
+#else
    es->flags &= ~EF_FOCUSED;
    DestroyCaret();
    if(!(es->style & ES_NOHIDESEL))
@@ -3635,6 +3657,7 @@
    EDIT_NOTIFY_PARENT(es, EN_KILLFOCUS);
    /* throw away left over scroll when we lose focus */
    es->wheelDeltaRemainder = 0;
+#endif
    return 0;
 }