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 * for the specific language governing rights and limitations under the
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 * The Original Code is mozilla.org code.
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 * The Initial Developer of the Original Code is
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#ifndef nsIFormControlFrame_h___
#define nsIFormControlFrame_h___

#include "nsISupports.h"
class nsAString;
class nsIContent;
class nsIAtom;
struct nsSize;

// IID for the nsIFormControlFrame class
#define NS_IFORMCONTROLFRAME_IID    \
  { 0x189e1565, 0x44f, 0x11da, \
      { 0x94, 0xfc, 0x0, 0xe0, 0x81, 0x61, 0x16, 0x5f } }

/** 
  * nsIFormControlFrame is the common interface for frames of form controls. It
  * provides a uniform way of creating widgets, resizing, and painting.
  * @see nsLeafFrame and its base classes for more info
  */
class nsIFormControlFrame : public nsISupports {

public:
  NS_DECLARE_STATIC_IID_ACCESSOR(NS_IFORMCONTROLFRAME_IID)

  /**
   * 
   * @param aOn
   * @param aRepaint
   */
  virtual void SetFocus(PRBool aOn = PR_TRUE, PRBool aRepaint = PR_FALSE) = 0;

  /**
   * Set a property on the form control frame.
   *
   * @param aName name of the property to set
   * @param aValue value of the property
   * @returns NS_OK if the property name is valid, otherwise an error code
   */
  virtual nsresult SetFormProperty(nsIAtom* aName, const nsAString& aValue) = 0;
  
  /**
   * Get a property from the form control frame
   *
   * @param aName name of the property to get.
   * @param aValue Value to set.
   * @returns NS_OK if the property name is valid, otherwise an error code.
   */

  virtual nsresult GetFormProperty(nsIAtom* aName, nsAString& aValue) const = 0;
};

NS_DEFINE_STATIC_IID_ACCESSOR(nsIFormControlFrame, NS_IFORMCONTROLFRAME_IID)

#endif

