widget/public/nsIBidiKeyboard.idl

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  24  *   Simon Montagu
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  39
  40 #include "nsISupports.idl"
  41
  42 [scriptable, uuid(0D8F8F10-C92D-4A6A-B2BB-E1921F3F4DDA)]
  43 interface nsIBidiKeyboard : nsISupports
  44 {
  45   /**
  46    * Determines if the current keyboard language is right-to-left
  47    * @throws NS_ERROR_FAILURE if no right-to-left keyboards are installed
  48    */
  49   boolean isLangRTL();
  50
  51   /**
  52    * Sets the keyboard language to left-to-right or right-to-left
  53    * @param aLevel - if odd set the keyboard to RTL, if even set LTR
  54    * @throws NS_ERROR_FAILURE if no right-to-left keyboards are installed
  55    */
  56   void setLangFromBidiLevel(in PRUint8 aLevel);
  57 };
  58