hhctrl.ocx: Add support for the print button using IWebBrowser_ExecWB.

dlls/hhctrl.ocx/help.c

@@ -641,10 +641,12 @@ static void TB_OnClick(HWND hWnd, DWORD dwID)
         case IDTB_FORWARD:
             DoPageAction(info, WB_GOFORWARD);
             break;
+        case IDTB_PRINT:
+            DoPageAction(info, WB_PRINT);
+            break;
         case IDTB_EXPAND:
         case IDTB_CONTRACT:
         case IDTB_SYNC:
-        case IDTB_PRINT:
         case IDTB_OPTIONS:
         case IDTB_BROWSE_FWD:
         case IDTB_BROWSE_BACK:

dlls/hhctrl.ocx/hhctrl.h

@@ -47,6 +47,7 @@
 #define WB_SEARCH     3
 #define WB_REFRESH    4
 #define WB_STOP       5
+#define WB_PRINT      6
 
 typedef struct {
     LPWSTR chm_file;

dlls/hhctrl.ocx/webbrowser.c

@@ -751,7 +751,12 @@ void DoPageAction(HHInfo *info, DWORD dwAction)
             break;
         case WB_REFRESH:
             IWebBrowser2_Refresh(pWebBrowser2);
+            break;
         case WB_STOP:
             IWebBrowser2_Stop(pWebBrowser2);
+            break;
+        case WB_PRINT:
+            IWebBrowser2_ExecWB(pWebBrowser2, OLECMDID_PRINT, OLECMDEXECOPT_DONTPROMPTUSER, 0, 0);
+            break;
     }
 }