Open Mash Cross Reference
mash/tcl/vd/tracker/application-trak.tcl

   # application-trak.tcl --
   #
   #       Creates a TrackerAgent and gives it a frame to display in
   #
   # Copyright (c) 2000-2002 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.
  
  Import enable
  
  import Application TrackerAgent
  
  Class TrackerVideoApp -superclass Application
  
  TrackerVideoApp instproc init {argv} {
      $self next "tracker"
      $self add_default defaultTTL 1
      $self instvar agent_ track_frame_
  
      if { $argv == ""} {
          # set default
          set argv "224.2.1.1/22334"
      }
  
     # the UI must be created first so that we can pass the tracker's frame name to the agent
     $self init_ui
  
     set agent_ [new TrackerAgent $self $argv $track_frame_ 2]
  }
  
  TrackerVideoApp instproc init_ui {} {
      $self instvar track_frame_
  
      wm title . "Tracker"
      wm minsize . 150 0
  
      # set up frame for tracker display
      set track_frame_ .tracker_frame
      frame $track_frame_ -relief ridge -borderwidth 5
      pack $track_frame_ -side top
  
      # make exit button
      button .exit -text "Exit" -command exit
      pack .exit -side top
  }