winhelp: Get rid of the WM_USER message.

programs/winhelp/macro.c

@@ -300,7 +300,7 @@ void CALLBACK MACRO_ChangeButtonBinding(LPCSTR id, LPCSTR macro)
 
     *b = button;
 
-    SendMessage(win->hMainWnd, WM_USER, 0, 0);
+    WINHELP_LayoutMainWindow(win);
 }
 
 void CALLBACK MACRO_ChangeEnable(LPCSTR id, LPCSTR macro)
@@ -407,7 +407,7 @@ void CALLBACK MACRO_CreateButton(LPCSTR id, LPCSTR name, LPCSTR macro)
         button->wParam = max(button->wParam, (*b)->wParam + 1);
     *b = button;
 
-    SendMessage(win->hMainWnd, WM_USER, 0, 0);
+    WINHELP_LayoutMainWindow(win);
 }
 
 void CALLBACK MACRO_DeleteItem(LPCSTR str)

programs/winhelp/winhelp.c

@@ -449,6 +449,29 @@ static LRESULT  WINHELP_HandleCommand(HWND hSrcWnd, LPARAM lParam)
     return 1;
 }
 
+void            WINHELP_LayoutMainWindow(WINHELP_WINDOW* win)
+{
+    RECT        rect, button_box_rect;
+    INT         text_top;
+
+    GetClientRect(win->hMainWnd, &rect);
+
+    /* Update button box and text Window */
+    SetWindowPos(win->hButtonBoxWnd, HWND_TOP,
+                 rect.left, rect.top,
+                 rect.right - rect.left,
+                 rect.bottom - rect.top, 0);
+
+    GetWindowRect(win->hButtonBoxWnd, &button_box_rect);
+    text_top = rect.top + button_box_rect.bottom - button_box_rect.top;
+
+    SetWindowPos(win->hTextWnd, HWND_TOP,
+                 rect.left, text_top,
+                 rect.right - rect.left,
+                 rect.bottom - text_top, 0);
+
+}
+
 /******************************************************************
  *		WINHELP_ReuseWindow
  *
@@ -478,7 +501,7 @@ static BOOL     WINHELP_ReuseWindow(WINHELP_WINDOW* win, WINHELP_WINDOW* oldwin,
 
     WINHELP_SetupText(win->hTextWnd);
     InvalidateRect(win->hTextWnd, NULL, TRUE);
-    SendMessage(win->hMainWnd, WM_USER, 0, 0);
+    WINHELP_LayoutMainWindow(win);
     ShowWindow(win->hMainWnd, nCmdShow);
     UpdateWindow(win->hTextWnd);
 
@@ -692,8 +715,8 @@ static LRESULT CALLBACK WINHELP_MainWndProc(HWND hWnd, UINT msg, WPARAM wParam,
 {
     WINHELP_WINDOW *win;
     WINHELP_BUTTON *button;
-    RECT rect, button_box_rect;
-    INT  text_top, curPos, min, max, dy, keyDelta;
+    RECT rect;
+    INT  curPos, min, max, dy, keyDelta;
 
     WINHELP_CheckPopup(msg);
 
@@ -716,25 +739,8 @@ static LRESULT CALLBACK WINHELP_MainWndProc(HWND hWnd, UINT msg, WPARAM wParam,
                      0, 0, 0, 0, hWnd, 0, Globals.hInstance, win);
 
         /* Fall through */
-    case WM_USER:
     case WM_WINDOWPOSCHANGED:
-        win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
-        GetClientRect(hWnd, &rect);
-
-        /* Update button box and text Window */
-        SetWindowPos(win->hButtonBoxWnd, HWND_TOP,
-                     rect.left, rect.top,
-                     rect.right - rect.left,
-                     rect.bottom - rect.top, 0);
-
-        GetWindowRect(win->hButtonBoxWnd, &button_box_rect);
-        text_top = rect.top + button_box_rect.bottom - button_box_rect.top;
-
-        SetWindowPos(win->hTextWnd, HWND_TOP,
-                     rect.left, text_top,
-                     rect.right - rect.left,
-                     rect.bottom - text_top, 0);
-
+        WINHELP_LayoutMainWindow((WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0));
         break;
 
     case WM_COMMAND:

programs/winhelp/winhelp.h

@@ -180,6 +180,7 @@ INT  WINHELP_MessageBoxIDS(UINT, UINT, WORD);
 INT  WINHELP_MessageBoxIDS_s(UINT, LPCSTR, UINT, WORD);
 HLPFILE* WINHELP_LookupHelpFile(LPCSTR lpszFile);
 HLPFILE_WINDOWINFO* WINHELP_GetWindowInfo(HLPFILE* hlpfile, LPCSTR name);
+void WINHELP_LayoutMainWindow(WINHELP_WINDOW* win);
 
 extern const char MAIN_WIN_CLASS_NAME[];
 extern const char BUTTON_BOX_WIN_CLASS_NAME[];