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mash/tcl/indiva/services/ikld/ikld-application.tcl

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  1 # ikld-application --
  2 #
  3 #   Application object for Miranda Kaleido Controller
  4 #
  5 # Copyright (c) 1996-2002 The Regents of the University of California.
  6 # All rights reserved.
  7 #
  8 # Redistribution and use in source and binary forms, with or without
  9 # modification, are permitted provided that the following conditions are met:
 10 #
 11 # A. Redistributions of source code must retain the above copyright notice,
 12 #    this list of conditions and the following disclaimer.
 13 # B. Redistributions in binary form must reproduce the above copyright notice,
 14 #    this list of conditions and the following disclaimer in the documentation
 15 #    and/or other materials provided with the distribution.
 16 # C. Neither the names of the copyright holders nor the names of its
 17 #    contributors may be used to endorse or promote products derived from this
 18 #    software without specific prior written permission.
 19 #
 20 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
 21 # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 22 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 23 # ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
 24 # ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 25 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 26 # SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 27 # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 28 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 29 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 30 #
 31 # @(#) $Header: /usr/mash/src/repository/mash/mash-1/tcl/indiva/services/ikld/ikld-application.tcl,v 1.3 2002/07/04 18:29:52 weitsang Exp $
 32 
 33 import IndivaServiceApplication
 34 import MirandaKaleido
 35 import IKldService
 36 Class IKldApplication -superclass IndivaServiceApplication
 37 
 38 IKldApplication instproc init { argv } {
 39     set o [$self options]
 40     $self init_args $o
 41     $self init_resources $o
 42 
 43     $self next $argv "ikld"
 44     set dev [$self get_option dev]
 45 
 46     if {$dev == ""} {
 47         puts stderr "ERROR: No device specified. Bye." 
 48         return
 49     }
 50 
 51     $self instvar kld_
 52     if {[catch {new MirandaKaleido $dev} kld_]} {
 53         puts stderr "ERROR: unable to create MirandaKaleido. Error is: $kld"
 54         global errorInfo
 55         puts $errorInfo
 56     }
 57 }
 58 
 59 
 60 IKldApplication instproc init_args { o } {
 61     $o add_default dev ""
 62     $self next $o
 63 }
 64 
 65 
 66 IKldApplication instproc init_resources { o } {
 67     $o register_option -dev  dev
 68     $self next $o
 69 }
 70 
 71 IKldApplication instproc new_service { } {
 72     $self instvar service_ kld_
 73     set service_ [new IKldService $kld_]
 74     return $service_
 75 }
 76 
 77 IKldApplication instproc get_service { service_instance } {
 78     $self instvar service_
 79     if [info exists service_] {
 80         return $service_
 81     } else {
 82         return ""
 83     }
 84 }
 85
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