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#

# Messagedialog

# ----------------------------------------------------------------------

# Implements a message dialog composite widget.  The Messagedialog is

# derived from the Dialog class and is composed of an image and text

# component.  The image will accept both images as well as bitmaps.

# The text can extend mutliple lines by embedding newlines.

#

# ----------------------------------------------------------------------

#  AUTHOR: Mark L. Ulferts              EMAIL: mulferts@austin.dsccc.com

#

#  @(#) $Id: messagedialog.itk,v 1.1.1.1 2002-01-16 10:24:50 markom Exp $

# ----------------------------------------------------------------------

#            Copyright (c) 1995 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.

# ======================================================================

#

# Usual options.

#

itk::usual Messagedialog {

    keep -background -cursor -font -foreground -modality

}

# ------------------------------------------------------------------

#                            MESSAGEDIALOG

# ------------------------------------------------------------------

class iwidgets::Messagedialog {

    inherit iwidgets::Dialog

    constructor {args} {}

    itk_option define -imagepos imagePos Position w

}

#

# Provide a lowercased access method for the Messagedialog class.

#

proc ::iwidgets::messagedialog {pathName args} {

    uplevel ::iwidgets::Messagedialog $pathName $args

}

#

# Use option database to override default resources of base classes.

#

option add *Messagedialog.title "Message Dialog" widgetDefault

option add *Messagedialog.master "." widgetDefault

option add *Messagedialog.textPadX 20 widgetDefault

option add *Messagedialog.textPadY 20 widgetDefault

# ------------------------------------------------------------------

#                        CONSTRUCTOR

# ------------------------------------------------------------------

body iwidgets::Messagedialog::constructor {args} {

    #

    # Create the image component which may be either a bitmap or image.

    #

    itk_component add image {

        label $itk_interior.image

    } {

        keep -background -bitmap -cursor -foreground -image

    }

    #

    # Create the text message component.  The message may extend over

    # several lines by embedding '\n' characters.

    #

    itk_component add message {

        label $itk_interior.message

    } {

        keep -background -cursor -font -foreground -text

        rename -padx -textpadx textPadX Pad

        rename -pady -textpady textPadY Pad

    }

    #

    # Hide the apply and help buttons.

    #

    hide Apply

    hide Help

    #

    # Initialize the widget based on the command line options.

    #

    eval itk_initialize $args

}

# ------------------------------------------------------------------

#                             OPTIONS

# ------------------------------------------------------------------

# ------------------------------------------------------------------

# OPTION: -imagepos

#

# Specifies the image position relative to the message: n, s,

# e, or w.  The default is w.

# ------------------------------------------------------------------

configbody iwidgets::Messagedialog::imagepos {

    switch $itk_option(-imagepos) {

        n {

            grid $itk_component(image) -row 0 -column 0

            grid $itk_component(message) -row 1 -column 0

        }

        s {

            grid $itk_component(message) -row 0 -column 0

            grid $itk_component(image) -row 1 -column 0

        }

        e {

            grid $itk_component(message) -row 0 -column 0

            grid $itk_component(image) -row 0 -column 1

        }

        w {

            grid $itk_component(image) -row 0 -column 0

            grid $itk_component(message) -row 0 -column 1

        }

        default {

            error "bad imagepos option \"$itk_option(-imagepos)\":\

                    should be n, e, s, or w"

        }

    }

}