haiku-beta6/src/kits/app/Cursor.cpp

//------------------------------------------------------------------------------
//	Copyright (c) 2001-2002, OpenBeOS
//
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//	copy of this software and associated documentation files (the "Software"),
//	to deal in the Software without restriction, including without limitation
//	the rights to use, copy, modify, merge, publish, distribute, sublicense,
//	and/or sell copies of the Software, and to permit persons to whom the
//	Software is furnished to do so, subject to the following conditions:
//
//	The above copyright notice and this permission notice shall be included in
//	all copies or substantial portions of the Software.
//
//	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
//	FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
//	DEALINGS IN THE SOFTWARE.
//
//	File Name:		Cursor.cpp
//	Author:			Frans van Nispen ([email protected])
//				Gabe Yoder ([email protected])
//	Description:	BCursor describes a view-wide or application-wide cursor.
//------------------------------------------------------------------------------
/**
	@note:	As BeOS only supports 16x16 monochrome cursors, and I would like
			to see a nice shadowes one, we will need to extend this one.
 */

// Standard Includes -----------------------------------------------------------

// System Includes -------------------------------------------------------------
#include <Cursor.h>
#include <PortLink.h>
#include <PortMessage.h>
#include <AppServerLink.h>

// Project Includes ------------------------------------------------------------
#include <ServerProtocol.h>

// Local Includes --------------------------------------------------------------

// Local Defines ---------------------------------------------------------------

// Globals ---------------------------------------------------------------------


//------------------------------------------------------------------------------
BCursor::BCursor(const void *cursorData)
{
	int8 *data = (int8 *)cursorData;
	m_serverToken = 0;
	
	if ( data[0] != 16 )
		return;
	if ( data[1] != 1 )
		return;
	if ( (data[2] >= 16) || (data[3] >= 16) )
		return;
	
	// Send data directly to server
	BPrivate::BAppServerLink serverlink;
	
	serverlink.WriteInt32(AS_CREATE_BCURSOR);
	serverlink.WriteData(cursorData,68);
	serverlink.WriteInt32(serverlink.GetRecvPort());
	serverlink.Sync();
	serverlink.ReadInt32(&m_serverToken);
}
//------------------------------------------------------------------------------
// undefined on BeOS
BCursor::BCursor(BMessage *data)
{
  m_serverToken = 0;
}
//------------------------------------------------------------------------------
BCursor::~BCursor()
{
	// Notify server to deallocate server-side objects for this cursor
	BPrivate::BAppServerLink serverlink;
	serverlink.WriteInt32(AS_DELETE_BCURSOR);
	serverlink.WriteInt32(m_serverToken);
	serverlink.Sync();
}
//------------------------------------------------------------------------------
// not implemented on BeOS
status_t BCursor::Archive(BMessage *into, bool deep) const
{
	return B_OK;
}
//------------------------------------------------------------------------------
// not implemented on BeOS
BArchivable	*BCursor::Instantiate(BMessage *data)
{
	return NULL;
}
//------------------------------------------------------------------------------
status_t BCursor::Perform(perform_code d, void *arg)
{
  /*
	printf("perform %d\n", (int)d);
  */
	return B_OK;
}
//------------------------------------------------------------------------------
void BCursor::_ReservedCursor1()
{
}
//------------------------------------------------------------------------------
void BCursor::_ReservedCursor2()
{
}
//------------------------------------------------------------------------------
void BCursor::_ReservedCursor3()
{
}
//------------------------------------------------------------------------------
void BCursor::_ReservedCursor4()
{
}
//------------------------------------------------------------------------------

/*
 * $Log $
 *
 * $Id  $
 *
 */