# Class definitions for blocks and frames for GDBtk.
# Copyright (C) 1997, 1998, 1999 Cygnus Solutions
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License (GPL) as published by
# the Free Software Foundation; either version 2 of the License, or (at
# your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

itcl::class Block {

  public {
    method constructor {start end args}
    method destructor {}
    method variables {}
    method update {}
    method info {}
  }

  private {
    # Start and end address for this block
    variable _start
    variable _end

    # List of variables (new) variables defined in this block
    variable _variables

    method _findVariables {}
  }
}

itcl::class Frame {

  public {
    method constructor {addr}
    method destructor {}
    method variables {}
    method update {}
    method new {}
    method old {}
    method deleteOld {}
    method address {} { return $_addr }
  }

  private {
    method _createBlocks {blocks}
    method _addBlock {block}
    method _findBlock {block}
    method _findBlockIndex {block}
    method _removeBlock {blockObj}
    method _oldBlocks {}

    # Our address
    variable _addr

    # A list of all blocks
    variable _blocks
  }
}