menubutton.wgt

一个跨平台的TCL/TK可视开发环境类似VC. TCL/TK是一个跨平台的脚本语言.

# $Id: menubutton.wgt,v 1.12 2003/07/28 05:06:08 cgavin Exp $

##############################################################################
#
# Visual TCL - A cross-platform application development environment
#
# Copyright (C) 2001 Damon Courtney
#
# Description file for Tk Widget
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

##############################################################################
#

Class		Menubutton
Lib		core

Icon		icon_menubutton.gif
DefaultOptions	-text menu
DefaultValues   -activebackground -activeforeground -activeborderwidth \
                -background -foreground -highlightbackground -highlightcolor
ClassOption     -_tooltip
DoubleClickCmd	vTcl:edit_target_menu
InsertCmd	vTcl::widgets::core::menubutton::insertCmd
DumpCmd         vTcl::widgets::core::menubutton::dumpCmd
DumpInfoCmd     vTcl::widgets::core::menubutton::dumpInfoCmd
TreeLabel	@vTcl::widgets::core::menubutton::getWidgetTreeLabel

Function        "Edit Menu..."     vTcl::widgets::core::menubutton::editMenu

namespace eval vTcl::widgets::core::menubutton {

    proc editMenu {} {
    	global vTcl
    	set vTcl(w,opt,-menu) [$vTcl(w,widget) cget -menu]
    	vTcl:edit_target_menu $vTcl(w,widget)
    	vTcl:prop:save_opt $vTcl(w,widget) -menu vTcl(w,opt,-menu)
    }

    proc insertCmd {target} {
        menu $target.m -tearoff 0
        $target conf -menu $target.m
        vTcl:widget:register_widget $target.m
        foreach def {-activebackground -activeforeground
                     -background -foreground} {
            vTcl:prop:default_opt $target.m $def vTcl(w,opt,$def)
        }
    }

    proc getWidgetTreeLabel {target} {
        return [$target cget -text]
    }

    proc dumpCmd {target basename} {
        global vTcl classes
        set result [vTcl:dump_widget_opt $target $basename]

	set child [$target cget -menu]
	if {$child == ""} {
	    ## the menubutton is empty, don't bother
	    return $result
	}

        if {![winfo exists $child]} {
            ## menu assigned to menu button doesn't exist...
            return $result
        }

        set class [vTcl:get_class $child]
        append result [$classes($class,dumpCmd) $child [vTcl:base_name $child]]
        set geometry [vTcl:dump_widget_geom $child [vTcl:base_name $child]]
        incr vTcl(num,index)

        append result $geometry
        return $result
    }

    proc dumpInfoCmd {target basename} {
        global vTcl classes
        set result [vTcl:dump:widget_info $target $basename]

	set child [$target cget -menu]
	if {$child == ""} {
	    ## the menubutton is empty, don't bother
	    return $result
	}

        if {![winfo exists $child]} {
            ## menu assigned to menu button doesn't exist...
            return $result
        }

        set class [vTcl:get_class $child]
        append result [$classes($class,dumpInfoCmd) $child [vTcl:base_name $child]]
        return $result
    }
}