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Overview
Comment:* tree.tcl (Tree::_set_help), Tree.html DynamicHelp -helpcmd added to tree node help * tree.tcl (Tree::_draw_subnodes) a vertical line to a virtual root node above the widget is only drawn when there are multiple child nodes. This reverts the modification dated 2004-04-21 for this case. [Patch 2825354] by Koen Danckaert
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SHA1: 55b962c054340dafffb67e66f5048f231585f1e1
User & Date: oehhar 2009-07-24 16:01:55
Context
2009-07-24
17:44
Changed page version from 1.8 to 1.9 check-in: 94ff035b54 user: oehhar tags: trunk
16:01
* tree.tcl (Tree::_set_help), Tree.html DynamicHelp -helpcmd added to tree node help * tree.tcl (Tree::_draw_subnodes) a vertical line to a virtual root node above the widget is only drawn when there are multiple child nodes. This reverts the modification dated 2004-04-21 for this case. [Patch 2825354] by Koen Danckaert check-in: 55b962c054 user: oehhar tags: trunk
2009-07-17
15:29
* scrollframe.tcl (ScrollableFrame::create et al) ScrollableFrame.html Background color of canvas takes the color of the scrolled frame. If themed, canvas takes the themed color of the scrolled themed frame. If themed, parameters -background and -bg are not available(doc + code). [Patch 2822970] by Koen Danckaert check-in: 0a9de4a94f user: oehhar tags: trunk
Changes
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Changes to BWman/Tree.html. 

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</DL>
<DL><DT><A NAME="Node-font"><B>-font</B></A></DT>
<DD>

Specifies a font for the label of the node.

</DD>









</DL>
<DL><DT><A NAME="-helptext"><B>-helptext</B></A></DT>
<DD>

Text for dynamic help. If empty, no help is available for this widget.
See also <A HREF="DynamicHelp.html">DynamicHelp</A>.
</DD>
</DL>
<DL><DT><A NAME="-helptype"><B>-helptype</B></A></DT>
<DD>
Type of dynamic help. Use <I>balloon</I> or <I>variable</I>.
See also <A HREF="DynamicHelp.html">DynamicHelp</A>.







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</DL>
<DL><DT><A NAME="Node-font"><B>-font</B></A></DT>
<DD>

Specifies a font for the label of the node.

</DD>
</DL>
<DL><DT><A NAME="-helpcmd"><B>-helpcmd</B></A></DT>
<DD>

If specified, refers to a command to execute to get the help text to display.
The command must return a string to display.
If the command returns an empty string, no help is displayed. 
See also <A HREF="DynamicHelp.html">DynamicHelp</A>.
</DD>
</DL>
<DL><DT><A NAME="-helptext"><B>-helptext</B></A></DT>
<DD>

Text for dynamic help.
See also <A HREF="DynamicHelp.html">DynamicHelp</A>.
</DD>
</DL>
<DL><DT><A NAME="-helptype"><B>-helptype</B></A></DT>
<DD>
Type of dynamic help. Use <I>balloon</I> or <I>variable</I>.
See also <A HREF="DynamicHelp.html">DynamicHelp</A>.

Changes to ChangeLog. 










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2009-07-17 Harald Oehlmann  <[email protected]>

	* scrollframe.tcl (ScrollableFrame::create et al) ScrollableFrame.html
	Background color of canvas takes the color of the scrolled frame.
	If themed, canvas takes the themed color of the scrolled themed frame.
	If themed, parameters -background and -bg are not available(doc + code).
	[Patch 2822970] by Koen Danckaert

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2009-07-23 Harald Oehlmann  <[email protected]>

	* tree.tcl (Tree::_set_help), Tree.html DynamicHelp -helpcmd added to
	tree node help
	* tree.tcl (Tree::_draw_subnodes) a vertical line to a virtual root node
	above the widget is only drawn when there are multiple child nodes.
	This reverts the modification dated 2004-04-21 for this case.
	[Patch 2825354] by Koen Danckaert

2009-07-17 Harald Oehlmann  <[email protected]>

	* scrollframe.tcl (ScrollableFrame::create et al) ScrollableFrame.html
	Background color of canvas takes the color of the scrolled frame.
	If themed, canvas takes the themed color of the scrolled themed frame.
	If themed, parameters -background and -bg are not available(doc + code).
	[Patch 2822970] by Koen Danckaert

Changes to tree.tcl. 

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# ----------------------------------------------------------------------------
#  tree.tcl
#  This file is part of Unifix BWidget Toolkit
#  $Id: tree.tcl,v 1.59 2009/06/30 16:17:37 oehhar Exp $
# ----------------------------------------------------------------------------
#  Index of commands:
#     - Tree::create
#     - Tree::configure
#     - Tree::cget
#     - Tree::insert
#     - Tree::itemconfigure
................................................................................
    set y1 $y0
    foreach node $nodes {
	set padx   [_get_node_padx $path $node]
	set deltax [_get_node_deltax $path $node]
        set yp $y1
        set y1 [_draw_node $path $node $x0 [expr {$y1+$deltay}] $deltax $deltay $padx $showlines]
    }
    if { $showlines && [llength $nodes] } {
	if {$y0 < 0} {
	    # Adjust the drawing of the line to the first root node
	    # to start at the vertical point (not go up).
	    incr y0 $deltay
	}
        set id [$path.c create line $x0 $y0 $x0 [expr {$yp+$deltay}] \
                    -fill    [Widget::getoption $path -linesfill]   \
                    -stipple [Widget::getoption $path -linestipple] \
                    -tags    line]

        $path.c lower $id
    }
................................................................................
#	node		Node in the tree
#	tags		A list of tags to add to the final list
#
# Results:
#	list		The list of tags to apply to the canvas item
proc Tree::_get_node_tags {path node {tags ""}} {
    eval [linsert $tags 0 lappend list TreeItemSentinal]
    if {[Widget::getoption $path.$node -helptext] == ""} { return $list }


    switch -- [Widget::getoption $path.$node -helptype] {
	balloon {
	    lappend list BwHelpBalloon
	}
	variable {
	    lappend list BwHelpVariable
................................................................................
#
# Results:
#	none
proc Tree::_set_help { path node } {
    Widget::getVariable $path help

    set item $path.$node
    set opts [list -helptype -helptext -helpvar]
    foreach {cty ctx cv} [eval [linsert $opts 0 Widget::hasChangedX $item]] break
    set text [Widget::getoption $item -helptext]


    ## If we've never set help for this item before, and text is not blank,
    ## we need to setup help.  We also need to reset help if any of the
    ## options have changed.
    if { (![info exists help($node)] && $text != "") || $cty || $ctx || $cv } {

	set help($node) 1
	set type [Widget::getoption $item -helptype]
        switch $type {
            balloon {
		DynamicHelp::register $path.c balloon n:$node $text
		DynamicHelp::register $path.c balloon i:$node $text
		DynamicHelp::register $path.c balloon b:$node $text
            }
            variable {
		set var [Widget::getoption $item -helpvar]
		DynamicHelp::register $path.c variable n:$node $var $text
		DynamicHelp::register $path.c variable i:$node $var $text
		DynamicHelp::register $path.c variable b:$node $var $text
            }
        }



    }
}

proc Tree::_mouse_select { path cmd args } {
    eval [linsert $args 0 selection $path $cmd]
    switch -- $cmd {
        "add" - "clear" - "remove" - "set" - "toggle" {



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# ----------------------------------------------------------------------------
#  tree.tcl
#  This file is part of Unifix BWidget Toolkit
#  $Id: tree.tcl,v 1.60 2009/07/24 16:01:55 oehhar Exp $
# ----------------------------------------------------------------------------
#  Index of commands:
#     - Tree::create
#     - Tree::configure
#     - Tree::cget
#     - Tree::insert
#     - Tree::itemconfigure
................................................................................
    set y1 $y0
    foreach node $nodes {
	set padx   [_get_node_padx $path $node]
	set deltax [_get_node_deltax $path $node]
        set yp $y1
        set y1 [_draw_node $path $node $x0 [expr {$y1+$deltay}] $deltax $deltay $padx $showlines]
    }
    # Only draw a line to the invisible root node above the tree widget when
    # there are multiple top nodes.
    set len [llength $nodes]
    if { $showlines && $len && !($y0 < 0 && $len < 2) } {


        set id [$path.c create line $x0 $y0 $x0 [expr {$yp+$deltay}] \
                    -fill    [Widget::getoption $path -linesfill]   \
                    -stipple [Widget::getoption $path -linestipple] \
                    -tags    line]

        $path.c lower $id
    }
................................................................................
#	node		Node in the tree
#	tags		A list of tags to add to the final list
#
# Results:
#	list		The list of tags to apply to the canvas item
proc Tree::_get_node_tags {path node {tags ""}} {
    eval [linsert $tags 0 lappend list TreeItemSentinal]
    if {[Widget::getoption $path.$node -helptext] == "" &&
        [Widget::getoption $path.$node -helpcmd]  == ""} { return $list }

    switch -- [Widget::getoption $path.$node -helptype] {
	balloon {
	    lappend list BwHelpBalloon
	}
	variable {
	    lappend list BwHelpVariable
................................................................................
#
# Results:
#	none
proc Tree::_set_help { path node } {
    Widget::getVariable $path help

    set item $path.$node
    set opts [list -helptype -helptext -helpvar -helpcmd]
    foreach {cty ctx cv cc} [eval [linsert $opts 0 Widget::hasChangedX $item]] break
    set text [Widget::getoption $item -helptext]
    set cmd  [Widget::getoption $item -helpcmd]

    ## If we've never set help for this item before, and text or cmd is not
    ## blank, we need to setup help. We also need to reset help if any of the
    ## options have changed.
    if { (![info exists help($node)] && ($text != "" || $cmd != ""))
         || $cty || $ctx || $cv } {
	set help($node) 1
	set type [Widget::getoption $item -helptype]







        set var [Widget::getoption $item -helpvar]





        DynamicHelp::add $path.c -item n:$node -type $type -text $text -variable $var -command $cmd
        DynamicHelp::add $path.c -item i:$node -type $type -text $text -variable $var -command $cmd
        DynamicHelp::add $path.c -item b:$node -type $type -text $text -variable $var -command $cmd
    }
}

proc Tree::_mouse_select { path cmd args } {
    eval [linsert $args 0 selection $path $cmd]
    switch -- $cmd {
        "add" - "clear" - "remove" - "set" - "toggle" {

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