layout/forms/nsIFormControlFrame.h
author cbiesinger@web.de
Mon, 14 May 2007 13:09:20 -0700
changeset 1426 a94492db2633c4d418f00b6a545a042a4d74747d
parent 1 9b2a99adc05e53cd4010de512f50118594756650
child 23510 4c4df6ed1b41131568d4659d62908214e8c81b7b
permissions -rw-r--r--
Bug 370195 – sql device for the offline cachepatch by Dave Camp <dcamp@mozilla.com> r=jst (content part) r=biesi (rest)

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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