Open Mash Cross Reference
mash/tcl/indiva/imgr/mob-port.tcl

   # mob-port.tcl --
   #
   #   Media object represetation of a port in a device.
   #
   # Copyright (c) 1996-2002 The Regents of the University of California.
   # All rights reserved.
   #
   # Redistribution and use in source and binary forms, with or without
   # modification, are permitted provided that the following conditions are met:
  #
  # A. Redistributions of source code must retain the above copyright notice,
  #    this list of conditions and the following disclaimer.
  # B. Redistributions in binary form must reproduce the above copyright notice,
  #    this list of conditions and the following disclaimer in the documentation
  #    and/or other materials provided with the distribution.
  # C. Neither the names of the copyright holders nor the names of its
  #    contributors may be used to endorse or promote products derived from this
  #    software without specific prior written permission.
  #
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
  # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  # ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
  # ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  # SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  #
  # @(#) $Header: /usr/mash/src/repository/mash/mash-1/tcl/indiva/imgr/mob-port.tcl,v 1.8 2002/07/18 22:49:32 weitsang Exp $
  
  import Mob
  import Object
  Class MobPort -superclass Mob
  Class MobInputPort -superclass MobPort
  Class MobOutputPort -superclass MobPort
  
  MobInputPort instproc init {name args} {
      eval $self next $name $args
  }
  
  
  MobInputPort public get_type {} {
      return "inport"
  }
  
  
  MobInputPort proc get_ext {} {
      return ".in"
  }
  
  MobInputPort instproc share_readable {} {
      return 1
  }
  
  MobInputPort instproc share_writable {} {
      return 1
  }
  
  MobOutputPort instproc init {name args} {
      eval $self next $name $args
  }
  
  
  MobOutputPort public get_type {} {
      return "outport"
  }
  
  MobOutputPort proc get_ext {} {
      return ".out"
  }
  
  
  MobOutputPort instproc share_readable {} {
      return 1
  }
  
  MobPort instproc hostname { } {
      set p [$self get_parent]
      while {$p != ""} {
          if {[$p is_instance_of MobDevice]} {
              return [$p get_attribute hostname]
          } else {
              set p [$p get_parent]
          }
      }
      return ""
  }
  
  
  MobPort instproc priority { } {
      set p [$self get_parent]
      while {$p != ""} {
          if {[$p get_type] == "capturecard"} {
              return [$p get_attribute priority]
          } else {
              set p [$p get_parent]
          }
     }
     return "-1"
 }
 
 
 MobPort instproc device { } {
     set p [$self get_parent]
     while {$p != ""} {
         if {[$p is_instance_of MobDevice]} {
             return $p
         } else {
             set p [$p get_parent]
         }
     }
     return ""
 }
 
 MobPort instproc device_name { } {
     return [[$self device] name]
 }
 
 MobPort instproc port_name { } {
     return [$self name]
 }
 
 MobPort instproc service_key {to} {
     return "[[$self device] device_service_key $self $to]"
 }