Mozilla/mozilla/widget/src/photon/nsTextWidget.cpp

/* -*- 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 "nsTextWidget.h"
#include "nsToolkit.h"
#include "nsColor.h"
#include "nsGUIEvent.h"
#include "nsString.h"

#include "nsILookAndFeel.h"
#include "nsWidgetsCID.h"
#include "nsIComponentManager.h"

#include "nsIDeviceContext.h"
#include "nsIFontMetrics.h"

#include <Pt.h>
#include "nsPhWidgetLog.h"

static NS_DEFINE_IID(kLookAndFeelCID, NS_LOOKANDFEEL_CID);
static NS_DEFINE_IID(kILookAndFeelIID, NS_ILOOKANDFEEL_IID);

NS_IMPL_ADDREF(nsTextWidget)
NS_IMPL_RELEASE(nsTextWidget)


//-------------------------------------------------------------------------
//
// nsTextWidget constructor
//
//-------------------------------------------------------------------------
nsTextWidget::nsTextWidget() : nsTextHelper()
{
  NS_INIT_REFCNT();
  mBackground = NS_RGB(124, 124, 124);
}

//-------------------------------------------------------------------------
//
// nsTextWidget destructor
//
//-------------------------------------------------------------------------
nsTextWidget::~nsTextWidget()
{
  PR_LOG(PhWidLog, PR_LOG_DEBUG,("nsTextWidget::~nsTextWidget Destructor called.\n"));
}

//-------------------------------------------------------------------------
//
// Query interface implementation
//
//-------------------------------------------------------------------------
nsresult nsTextWidget::QueryInterface(const nsIID& aIID, void** aInstancePtr)
{
    nsresult result = nsWidget::QueryInterface(aIID, aInstancePtr);

    static NS_DEFINE_IID(kInsTextWidgetIID, NS_ITEXTWIDGET_IID);
    if (result == NS_NOINTERFACE && aIID.Equals(kInsTextWidgetIID)) {
        *aInstancePtr = (void*) ((nsITextWidget*)this);
        NS_ADDREF_THIS();
        result = NS_OK;
    }

    return result;
}

//-------------------------------------------------------------------------
//
//
//-------------------------------------------------------------------------
PRBool nsTextWidget::OnPaint()
{
  PR_LOG(PhWidLog, PR_LOG_DEBUG,("nsTextWidget::OnPaint - Not Implemented\n"));
  return PR_FALSE;
}

PRBool nsTextWidget::OnResize(nsRect &aWindowRect)
{
  PR_LOG(PhWidLog, PR_LOG_DEBUG,("nsTextWidget::OnResize - Not Implemented\n"));
  return PR_FALSE;
}

NS_METHOD nsTextWidget::CreateNative( PtWidget_t* aParent )
{
  nsresult  res = NS_ERROR_FAILURE;
  PtArg_t   arg[5];
  PhPoint_t pos;
  PhDim_t   dim;

  PR_LOG(PhWidLog, PR_LOG_DEBUG,("nsTextWidget::CreateNative"));

  pos.x = mBounds.x;
  pos.y = mBounds.y;
  dim.w = mBounds.width - 4; // Correct for border width
  dim.h = mBounds.height - 4;

  PtSetArg( &arg[0], Pt_ARG_POS, &pos, 0 );
  PtSetArg( &arg[1], Pt_ARG_DIM, &dim, 0 );
  PtSetArg( &arg[2], Pt_ARG_BORDER_WIDTH, 2, 0 );
  mWidget = PtCreateWidget( PtText, aParent, 3, arg );
  if( mWidget )
  {
    res = NS_OK;
	PtAddEventHandler(mWidget, Ph_EV_KEY, RawEventHandler, this);

	/* Add an Activate Callback */
    PtAddCallback(mWidget, Pt_CB_ACTIVATE, handle_activate_event, this);
  }

  return res;  
}

int nsTextWidget::RawEventHandler(PtWidget_t *aWidget, void *aData, PtCallbackInfo_t *aCbInfo )
{
  nsTextWidget *me = (nsTextWidget *) aData;	/* Mozilla object that created the event */

//PR_LOG(PhWidLog, PR_LOG_DEBUG,("nsTextWidget::RawEventHandler\n"));

  if( aCbInfo->reason == Pt_CB_RAW )
  {
    PhEvent_t* event = aCbInfo->event;

    switch( event->type )
    {
    case Ph_EV_KEY:
    {
      PhKeyEvent_t* keyev = (PhKeyEvent_t*) PhGetData( event );
	  me->DispatchKeyEvent(keyev);
      break;
    }
    default:
		PR_LOG(PhWidLog, PR_LOG_DEBUG,("nsTextWidget::RawEventHandler Unknown event\n"));
	  break;	
    }
  } 

  return (Pt_CONTINUE);
}

int nsTextWidget::handle_activate_event (PtWidget_t *aWidget, void *aData, PtCallbackInfo_t *aCbinfo )
{
  nsTextWidget *me = (nsTextWidget *) aData;

  PR_LOG(PhWidLog, PR_LOG_DEBUG,("nsTextWidget::handle_activate_event me=<%p> - Not Implemented\n",me));
  
  return (Pt_CONTINUE);
}