#         Portable Batch System (PBS) Software License
# 
# Copyright (c) 1999, MRJ Technology Solutions.
# All rights reserved.
# 
# Acknowledgment: The Portable Batch System Software was originally developed
# as a joint project between the Numerical Aerospace Simulation (NAS) Systems
# Division of NASA Ames Research Center and the National Energy Research
# Supercomputer Center (NERSC) of Lawrence Livermore National Laboratory.
# 
# Redistribution of the Portable Batch System Software and use in source
# and binary forms, with or without modification, are permitted provided
# that the following conditions are met:
# 
# - Redistributions of source code must retain the above copyright and
#   acknowledgment notices, this list of conditions and the following
#   disclaimer.
# 
# - Redistributions in binary form must reproduce the above copyright and 
#   acknowledgment notices, this list of conditions and the following
#   disclaimer in the documentation and/or other materials provided with the
#   distribution.
# 
# - All advertising materials mentioning features or use of this software must
#   display the following acknowledgment:
# 
#   This product includes software developed by NASA Ames Research Center,
#   Lawrence Livermore National Laboratory, and MRJ Technology Solutions.
# 
#         DISCLAIMER OF WARRANTY
# 
# THIS SOFTWARE IS PROVIDED BY MRJ TECHNOLOGY SOLUTIONS ("MRJ") "AS IS" WITHOUT 
# WARRANTY OF ANY KIND, AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
# BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
# FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT ARE EXPRESSLY DISCLAIMED.
# 
# IN NO EVENT, UNLESS REQUIRED BY APPLICABLE LAW, SHALL MRJ, NASA, NOR
# THE U.S. GOVERNMENT BE LIABLE FOR ANY DIRECT DAMAGES WHATSOEVER,
# NOR ANY 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.
# 
# This license will be governed by the laws of the Commonwealth of Virginia,
# without reference to its choice of law rules.
################################################################################
# This file contains procedures related to entry widgets used in xpbs.
################################################################################
# buildFullEntrybox: builds one of the following entry boxes and display it on
# the 'frame_name' specified.
#            -----------   
# (1) label  |         | <|=|> 		       mode: right horizontal scrollbar
#            -----------			     no all button
#
#		   -----------
# (2) label  [all] |         | <|=|>           mode: right horizontal scrollbar
#                  -----------			     all button
#
#
#           -----------
# (3) label |         |				mode: bottom horiz. scrollbar
#           ----------- 			      no all button	
#           <|=======|>
#
#
#                 -----------
# (4) label [all] |         |			mode: bottom horiz. scrollbar   
#                 -----------			      all button	
#                 <|=======|> 
# OPTION:
#   The 'label_placement' allows for the label to be set "left", "right", 
#   "top", and "bottom".
# RETURNS: a list containing the frame holding the full entry box,
#          all_button (if any) label, entry, scrollbar widget names.
proc buildFullEntrybox {frame_name label_width label entry_width \
	    default_entryval scrollbar_placement all_button \
	    {label_placement "left"} {all_button_placement "left"} \
	    {ipadx 1m} {anchor nw}} {

  global canvas tk_version

  frame $frame_name.l -relief flat
  frame $frame_name.e -relief flat

  if {$all_button} {
     button $frame_name.e.all -width 4 -text "all" -padx 1 -pady 1 -justify left
  }


  label $frame_name.l.label -width $label_width -text $label -padx 1 -pady 1 \
		-justify left

  entry $frame_name.e.entry -relief sunken \
                            -borderwidth  2 \
                            -width $entry_width

  if { $tk_version < 4.0 } {
     $frame_name.e.entry configure -scrollcommand "$frame_name.e.hscroll set"
  } else {
     $frame_name.e.entry configure -xscrollcommand "$frame_name.e.hscroll set"
  }

  $frame_name.e.entry insert 0 $default_entryval

  bind_entry_overselect $frame_name.e.entry

  if { [string compare $scrollbar_placement ""] != 0 } {
     scrollbar $frame_name.e.hscroll -orient horizontal \
                                   -borderwidth 2 \
                                   -relief groove

     if { $tk_version < 4.0 } {
       $frame_name.e.hscroll configure -command "$frame_name.e.entry view"
     } else {
       $frame_name.e.hscroll configure -command "$frame_name.e.entry xview"
     }
  }


  if {$all_button && [string compare $all_button_placement "left"] == 0 && \
                        [string compare $scrollbar_placement "right"] == 0} {
    pack $frame_name.e.all $frame_name.e.entry \
         $frame_name.e.hscroll -side left -anchor nw -ipadx $ipadx -fill x
  } elseif {$all_button && \
          [string compare $all_button_placement "right"] == 0 && \
                [string compare $scrollbar_placement "right"] == 0} {
    pack $frame_name.e.entry $frame_name.e.hscroll $frame_name.e.all \
                                -side left -anchor nw -ipadx $ipadx -fill x
  } elseif {$all_button && \
          [string compare $all_button_placement "bottom"] == 0 && \
                [string compare $scrollbar_placement "right"] == 0} {
    pack $frame_name.e.all -side bottom -anchor nw
    pack $frame_name.e.entry $frame_name.e.hscroll -side left -anchor nw
  } elseif {$all_button && \
            [string compare $all_button_placement "left"] == 0 && \
            [string compare $scrollbar_placement "bottom"] == 0} {
    pack $frame_name.e.all $frame_name.e.entry -side left -anchor nw -fill x
    pack $frame_name.e.hscroll -side bottom -fill x -expand 1
  } elseif {$all_button && \
            [string compare $all_button_placement "right"] == 0 && \
            [string compare $scrollbar_placement "bottom"] == 0} {
    pack $frame_name.e.hscroll -side bottom -fill x -expand 1
    pack $frame_name.e.entry $frame_name.e.all -side left -anchor nw -fill x
  } elseif {!$all_button && \
            [string compare $scrollbar_placement "right"] == 0} {
    pack $frame_name.e.entry $frame_name.e.hscroll \
         -side left -anchor nw -ipadx $ipadx -fill x
  } elseif {!$all_button && \
            [string compare $scrollbar_placement "bottom"] == 0} {
    pack $frame_name.e.entry -side left -anchor nw -fill x -expand 1
    pack $frame_name.e.hscroll -before $frame_name.e.entry -side bottom \
		-fill x -expand 1 -anchor nw 
  } elseif {!$all_button && \
            [string compare $scrollbar_placement "left"] == 0} {
    pack $frame_name.e.hscroll $frame_name.e.entry -side left -anchor nw \
		-ipadx $ipadx -fill x
  } elseif {$all_button && \
            [string compare $all_button_placement "left"] == 0 && \
                        [string compare $scrollbar_placement "left"] == 0} {
    pack $frame_name.e.all $frame_name.e.hscroll $frame_name.e.entry \
		-side left -anchor nw -ipadx $ipadx -fill x
  } elseif {$all_button && \
            [string compare $all_button_placement "right"] == 0 && \
                        [string compare $scrollbar_placement "left"] == 0} {
    pack $frame_name.e.hscroll $frame_name.e.entry $frame_name.e.all \
		-side left -anchor nw -ipadx $ipadx -fill x
  } else {
    pack $frame_name.e.entry -side left -anchor nw -fill x
    if {$tk_version < 4.0} {
      $frame_name.e.entry configure -scrollcommand ""
    } else {
      $frame_name.e.entry configure -xscrollcommand ""
    }
  }

  if {$label_width > 0} {
      if {[string compare $label_placement "left"] == 0} {
  	  pack $frame_name.l.label -anchor $anchor -side left
          pack $frame_name.l $frame_name.e -side left -anchor $anchor
      } elseif {[string compare $label_placement "right"] == 0} {
  	  pack $frame_name.l.label -anchor $anchor -side left
          pack $frame_name.e $frame_name.l -side left -anchor $anchor
      } elseif {[string compare $label_placement "top"] == 0} {
  	pack $frame_name.l.label -anchor $anchor -side left
          pack $frame_name.l $frame_name.e -side top -anchor $anchor
      } elseif {[string compare $label_placement "bottom"] == 0} {
  	  pack $frame_name.l.fill $frame_name.l.label -anchor $anchor -side left
          pack $frame_name.e $frame_name.l -side top -anchor $anchor
      }
  } else {
      pack $frame_name.e
  }

  if {$all_button} {
    return [list $frame_name $frame_name.l.label $frame_name.e.all \
                 $frame_name.e.entry $frame_name.e.hscroll $frame_name.e]
  } else {
    return [list $frame_name $frame_name.l.label $frame_name.e.entry \
                 $frame_name.e.hscroll $frame_name.e]
    
  }
}
# disable_fullentry: disables all components of an entry box.
proc disable_fullentry {entryLabel entry entryScroll {allButton ""}} {
  global sysinfo canvas

  if {[string compare $entryLabel ""] != 0} {
    disable_label $entryLabel $canvas(disabledColor)
  }
  if {[string compare $entryScroll ""] != 0} {
    disable_scrollbar $entryScroll $canvas(disabledColor)
  }
  if {[string compare $allButton ""] != 0} {
      disable_button $allButton
  }
  set state [lindex [$entry configure -state] 4]
  if {[string compare $state "disabled"] != 0} {
    set sysinfo(selColor$entry) [lindex [$entry configure -foreground] 4]
    $entry configure -state disabled -foreground $canvas(disabledColor)
  }
}

# enable_fullentry: enables all components of an entry box.
proc enable_fullentry {entryLabel entry entryScroll {allButton ""}} {
  global syinfo

  if {[string compare $entryLabel ""] != 0} {
    enable_label $entryLabel
  } 
  if {[string compare $entryScroll ""] != 0} {
    enable_scrollbar $entryScroll
  }
  if {[string compare $allButton ""] != 0} {
      enable_button $allButton
  }
  if [info exists sysinfo(selColor$entry)] {
    $entry configure -state normal -foreground $sysinfo(selColor$entry)
  } else {
    $entry configure -state normal
  }
  focus $entry
}

proc menuEntry {frame_name {args}} {

  set menuName [string trim $frame_name "."]

  global $menuName canvas tk_version
  set configure 0

  set argc [llength $args]
  for {set i 0} {$i < $argc} {incr i} {
    switch -exact -- [lindex $args $i] {
      configure  {
                set configure 1
      }
      menubutton {
                if { ![info exists [set menuName](menubutton)]} {
                        return ""
                }
                return [set [set menuName](menubutton)]
      }
      -menuvalues {
                set [set menuName](menuvalues) [lindex $args [incr i]]
      }
      menuvalues {
                if { ![info exists [set menuName](menuvalues)]} {
                        return ""
                }
                return [set [set menuName](menuvalues)]
      }
      -title {
                set [set menuName](title) [lindex $args [incr i]]
      }
      title {
                if { ![info exists [set menuName](title)]} {
                        return ""
                }
                return [set [set menuName](title)]
      }
      -textvariable {	
                set [set menuName](textvariable) [lindex $args [incr i]]
      }	
      create     {
                catch {unset $menuName}
      }
      getMenuArray {
                return "[set menuName]"
      }
    }
  }

  global [set [set menuName](textvariable)]
  set [set [set menuName](textvariable)] " "
  set f $frame_name

  set label [menuEntry $f title]
  label $frame_name.l -width [string length $label] -text $label -padx 1 \
		-pady 1 -justify left

  menubutton $f.m -relief raised -bd 2 -anchor w -menu $f.m.menu \
	-textvariable [set [set menuName](textvariable)]

  set [set menuName](menubutton) $f.m 


  menu $f.m.menu -borderwidth 2 -relief raised
  if {$tk_version >= 4.0} {
        $f.m configure -indicatoron 1
	$f.m.menu configure -tearoff 0
  }
  bind_button1 $f.m.menu
  set maxwidth 0
  set k 0
  foreach v [menuEntry $f menuvalues] {
   set width [string length $v]
    if {$width > $maxwidth} {
	set maxwidth $width
    }
    $f.m.menu add command -label $v \
        -command "set [set [set menuName](textvariable)] $v"
    incr k
  }
  $f.m.menu invoke 0
  $f.m configure -width $maxwidth
  pack $f.l $f.m -side top -anchor nw
}
