viewer can set the compatibility mode

webshell/tests/viewer/nsBrowserWindow.cpp

@@ -16,6 +16,8 @@
  * Corporation.  Portions created by Netscape are Copyright (C) 1998
  * Netscape Communications Corporation.  All Rights Reserved.
  */
+#include "nsIPref.h"
+
 #ifdef XP_MAC
 #include "nsBrowserWindow.h"
 #define NS_IMPL_IDS
@@ -62,7 +64,6 @@
 #include "nsILabel.h"
 #include "nsWidgetSupport.h"
 
-
 #include "resources.h"
 
 #if defined(WIN32)
@@ -2119,6 +2120,14 @@ nsBrowserWindow::DoToggleSelection()
   }
 }
 
+void 
+nsBrowserWindow::SetCompatibilityMode(PRBool aIsStandard)
+{
+  if (nsnull != mPrefs) { 
+    int32 prefInt = (aIsStandard) ? eCompatibility_Standard : eCompatibility_NavQuirks;
+    mPrefs->SetIntPref("nglayout.compatibility.mode", prefInt);
+  }
+}
 
 void
 nsBrowserWindow::DoDebugRobot()
@@ -2217,6 +2226,11 @@ nsBrowserWindow::DispatchDebugMenu(PRInt32 aID)
   case VIEWER_TOP100:
     DoSiteWalker();
     break;
+
+  case VIEWER_NAV_QUIRKS_MODE:
+  case VIEWER_STANDARD_MODE:
+    SetCompatibilityMode(VIEWER_STANDARD_MODE == aID);
+    break;
   }
   return(result);
 }

webshell/tests/viewer/nsBrowserWindow.h

@@ -27,7 +27,7 @@
 #include "nsString.h"
 #include "nsVoidArray.h"
 #include "nsCRT.h"
-
+//#include "nsIPref.h"
 
 class nsILabel;
 class nsICheckButton;
@@ -148,6 +148,7 @@ public:
   void DoDebugRobot();
   void DoSiteWalker();
   nsEventStatus DispatchDebugMenu(PRInt32 aID);
+  void SetCompatibilityMode(PRBool aIsStandard);
 #endif
 
   nsEventStatus ProcessDialogEvent(nsGUIEvent *aEvent);

webshell/tests/viewer/resources.h

@@ -53,6 +53,8 @@
 #define VIEWER_DEBUGSAVE            40032
 #define VIEWER_SHOW_CONTENT_QUALITY 40033
 #define VIEWER_TOGGLE_SELECTION     40034
+#define VIEWER_NAV_QUIRKS_MODE      40035
+#define VIEWER_STANDARD_MODE        40036
 
 // Note: must be in ascending sequential order
 #define VIEWER_ONE_COLUMN       40040

webshell/tests/viewer/viewer.rc

@@ -82,7 +82,13 @@ VIEWER MENU DISCARDABLE
     MENUITEM "Debu&g Robot", VIEWER_DEBUGROBOT
     MENUITEM SEPARATOR
     MENUITEM "Show Content Quality", VIEWER_SHOW_CONTENT_QUALITY
-  }
+    MENUITEM SEPARATOR
+    POPUP "&Compatibility Mode"
+    {
+      MENUITEM "Nav Quirks", VIEWER_NAV_QUIRKS_MODE
+      MENUITEM "Standard", VIEWER_STANDARD_MODE
+    }
+ }
   POPUP "&Tools"
   {
     MENUITEM "&JavaScript Console", JS_CONSOLE