/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * The contents of this file are subject to the Netscape Public License
 * Version 1.0 (the "NPL"); you may not use this file except in
 * compliance with the NPL.  You may obtain a copy of the NPL at
 * http://www.mozilla.org/NPL/
 *
 * Software distributed under the NPL is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
 * for the specific language governing rights and limitations under the
 * NPL.
 *
 * The Initial Developer of this code under the NPL is Netscape
 * Communications Corporation.  Portions created by Netscape are
 * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
 * Reserved.
 */

#include "nsButton.h"
#include "nsToolkit.h"
#include "nsColor.h"
#include "nsGUIEvent.h"
#include "nsString.h"
#include "nsStringUtil.h"
#include <windows.h>

//-------------------------------------------------------------------------
//
// nsButton constructor
//
//-------------------------------------------------------------------------
nsButton::nsButton(nsISupports *aOuter) : nsWindow(aOuter)
{
}

//-------------------------------------------------------------------------
//
// nsButton destructor
//
//-------------------------------------------------------------------------
nsButton::~nsButton()
{
}

//-------------------------------------------------------------------------
//
// Query interface implementation
//
//-------------------------------------------------------------------------
nsresult nsButton::QueryObject(const nsIID& aIID, void** aInstancePtr)
{
  nsresult result = nsWindow::QueryObject(aIID, aInstancePtr);

  static NS_DEFINE_IID(kInsButtonIID, NS_IBUTTON_IID);
  if (result == NS_NOINTERFACE && aIID.Equals(kInsButtonIID)) {
      *aInstancePtr = (void*) ((nsIButton*)this);
      AddRef();
      result = NS_OK;
  }

  return result;
}

//-------------------------------------------------------------------------
//
// Set this button label
//
//-------------------------------------------------------------------------
void nsButton::SetLabel(const nsString& aText)
{
  NS_ALLOC_STR_BUF(label, aText, 256);
  VERIFY(::SetWindowText(mWnd, label));
  NS_FREE_STR_BUF(label);
}

//-------------------------------------------------------------------------
//
// Get this button label
//
//-------------------------------------------------------------------------
void nsButton::GetLabel(nsString& aBuffer)
{
  int actualSize = ::GetWindowTextLength(mWnd)+1;
  NS_ALLOC_CHAR_BUF(label, 256, actualSize);
  ::GetWindowText(mWnd, label, actualSize);
  aBuffer.SetLength(0);
  aBuffer.Append(label);
  NS_FREE_CHAR_BUF(label);
}

//-------------------------------------------------------------------------
//
// paint message. Don't send the paint out
//
//-------------------------------------------------------------------------
PRBool nsButton::OnPaint()
{
  //printf("** nsButton::OnPaint **\n");
  return PR_FALSE;
}

PRBool nsButton::OnResize(nsRect &aWindowRect)
{
    return PR_FALSE;
}

//-------------------------------------------------------------------------
//
// return the window class name and initialize the class if needed
//
//-------------------------------------------------------------------------
LPCTSTR nsButton::WindowClass()
{
  return "BUTTON";
}

//-------------------------------------------------------------------------
//
// return window styles
//
//-------------------------------------------------------------------------
DWORD nsButton::WindowStyle()
{ 
  return WS_CHILD | WS_CLIPSIBLINGS; 
}

//-------------------------------------------------------------------------
//
// return window extended styles
//
//-------------------------------------------------------------------------
DWORD nsButton::WindowExStyle()
{
  return 0;
}

