spintime.itk

这是一个Linux下的集成开发环境

# Spintime 
# ----------------------------------------------------------------------
# Implements a Time spinner widget.  A time spinner contains three
# integer spinners:  one for hours, one for minutes and one for
# seconds.  Options exist to manage to behavior, appearance, and
# format of each component spinner.
#
# ----------------------------------------------------------------------
#  AUTHOR: Sue Yockey                  EMAIL: [e-mail]
#          Mark L. Ulferts                    [e-mail]
#
#   @(#) $Id: spintime.itk,v 1.1 2003/02/05 10:54:09 mdejong Exp $
# ----------------------------------------------------------------------
#            Copyright (c) 1997 DSC Technologies Corporation
# ======================================================================
# Permission to use, copy, modify, distribute and license this software 
# and its documentation for any purpose, and without fee or written 
# agreement with DSC, is hereby granted, provided that the above copyright 
# notice appears in all copies and that both the copyright notice and 
# warranty disclaimer below appear in supporting documentation, and that 
# the names of DSC Technologies Corporation or DSC Communications 
# Corporation not be used in advertising or publicity pertaining to the 
# software without specific, written prior permission.
# 
# DSC DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING 
# ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, AND NON-
# INFRINGEMENT. THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, AND THE
# AUTHORS AND DISTRIBUTORS HAVE NO OBLIGATION TO PROVIDE MAINTENANCE, 
# SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. IN NO EVENT SHALL 
# DSC BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR 
# ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, 
# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTUOUS ACTION,
# ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS 
# SOFTWARE.
# ======================================================================

#
# Default resources.
#
option add *Spintime.hourLabel "Hour" widgetDefault
option add *Spintime.minuteLabel "Minute" widgetDefault
option add *Spintime.secondLabel "Second" widgetDefault
option add *Spintime.hourWidth 3 widgetDefault
option add *Spintime.minuteWidth 3 widgetDefault
option add *Spintime.secondWidth 3 widgetDefault

#
# Usual options.
#
itk::usual Spintime {
    keep -background -cursor -foreground -labelfont -textbackground -textfont
}

# ------------------------------------------------------------------
#                            SPINTIME
# ------------------------------------------------------------------
class iwidgets::Spintime {
    inherit itk::Widget 
    
    constructor {args} {}
    destructor {}

    itk_option define -orient orient Orient vertical 
    itk_option define -labelpos labelPos Position w 
    itk_option define -houron hourOn HourOn true 
    itk_option define -minuteon minuteOn MinuteOn true 
    itk_option define -secondon secondOn SecondOn true 
    itk_option define -timemargin timeMargin Margin 1 
    itk_option define -militaryon militaryOn MilitaryOn true 

    public {
	method get {{format "-string"}} 
	method show {{date now}}
    }
    
    protected {
	method _packTime {{when later}}
	method _down60 {comp}

	variable _repack {}             ;# Reconfiguration flag.
	variable _interior
    }
}

#
# Provide a lowercased access method for the Spintime class.
# 
proc ::iwidgets::spintime {pathName args} {
    uplevel ::iwidgets::Spintime $pathName $args
}

# ------------------------------------------------------------------
#                        CONSTRUCTOR
# ------------------------------------------------------------------
body iwidgets::Spintime::constructor {args} {
    set _interior $itk_interior
    set clicks [clock seconds]

    #
    # Create Hour Spinner
    #
    itk_component add hour {
	iwidgets::Spinint $itk_interior.hour -fixed 2 -range {0 23} -justify right
    } {
	keep -background -cursor -arroworient -foreground \
		-labelfont -labelmargin -relief -textbackground \
		-textfont -repeatdelay -repeatinterval

	rename -labeltext -hourlabel hourLabel Text
	rename -width -hourwidth hourWidth Width
    }
    
    #
    # Take off the default bindings for selction and motion.
    #
    bind [$itk_component(hour) component entry] <1> {break}
    bind [$itk_component(hour) component entry] <Button1-Motion> {break}

    #
    # Create Minute Spinner
    #
    itk_component add minute {
	iwidgets::Spinint $itk_interior.minute \
		-decrement [code $this _down60 minute] \
		-fixed 2 -range {0 59} -justify right
    } {
	keep -background -cursor -arroworient -foreground \
		-labelfont -labelmargin -relief -textbackground \
		-textfont -repeatdelay -repeatinterval

	rename -labeltext -minutelabel minuteLabel Text
	rename -width -minutewidth minuteWidth Width
    }
    
    #
    # Take off the default bindings for selction and motion.
    #
    bind [$itk_component(minute) component entry] <1> {break}
    bind [$itk_component(minute) component entry] <Button1-Motion> {break}

    #
    # Create Second Spinner
    #
    itk_component add second {
	iwidgets::Spinint $itk_interior.second  \
		-decrement [code $this _down60 second] \
		-fixed 2 -range {0 59} -justify right
    } {
	keep -background -cursor -arroworient -foreground \
		-labelfont -labelmargin -relief -textbackground \
		-textfont -repeatdelay -repeatinterval

	rename -labeltext -secondlabel secondLabel Text
	rename -width -secondwidth secondWidth Width
    }

    #
    # Take off the default bindings for selction and motion.
    #
    bind [$itk_component(second) component entry] <1> {break}
    bind [$itk_component(second) component entry] <Button1-Motion> {break}

    #
    # Initialize the widget based on the command line options.
    #
    eval itk_initialize $args

    # 
    # Show the current time.
    #
    show now
}
	
# ------------------------------------------------------------------
#                           DESTRUCTOR
# ------------------------------------------------------------------
body iwidgets::Spintime::destructor {} {
    if {$_repack != ""} {after cancel $_repack}
}

# ------------------------------------------------------------------
#                             OPTIONS
# ------------------------------------------------------------------

# ------------------------------------------------------------------
# OPTION: -orient
# 
# Specifies the orientation of the 3 spinners for Hour, Minute 
# and second.
# ------------------------------------------------------------------
configbody iwidgets::Spintime::orient {
    _packTime
}

# ------------------------------------------------------------------
# OPTION: -labelpos
# 
# Specifies the location of all 3 spinners' labels. 
# Overloaded 
# ------------------------------------------------------------------
configbody iwidgets::Spintime::labelpos {
    switch $itk_option(-labelpos) {
	n {
	    $itk_component(hour) configure -labelpos n
	    $itk_component(minute) configure -labelpos n
	    $itk_component(second) configure -labelpos n
	    
	    #
	    # Un-align labels
	    #
	    $itk_component(hour) configure -labelmargin 1
	    $itk_component(minute) configure -labelmargin 1
	    $itk_component(second) configure -labelmargin 1
	}
	
	s {
	    $itk_component(hour) configure -labelpos s
	    $itk_component(minute) configure -labelpos s
	    $itk_component(second) configure -labelpos s
	    
	    #
	    # Un-align labels
	    #
	    $itk_component(hour) configure -labelmargin 1
	    $itk_component(minute) configure -labelmargin 1
	    $itk_component(second) configure -labelmargin 1
	}
	
	w {
	    $itk_component(hour) configure -labelpos w
	    $itk_component(minute) configure -labelpos w
	    $itk_component(second) configure -labelpos w
	}
	
	e {
	    $itk_component(hour) configure -labelpos e
	    $itk_component(minute) configure -labelpos e
	    $itk_component(second) configure -labelpos e
	    
	    #
	    # Un-align labels
	    #
	    $itk_component(hour) configure -labelmargin 1
	    $itk_component(minute) configure -labelmargin 1
	    $itk_component(second) configure -labelmargin 1
	}
	
	default {
	    error "bad labelpos option \"$itk_option(-labelpos)\",\
		    should be n, s, w or e"
	}
    }

    _packTime
}

# ------------------------------------------------------------------
# OPTION: -houron
# 
# Specifies whether or not to display the hour spinner.
# ------------------------------------------------------------------
configbody iwidgets::Spintime::houron {
    _packTime
}