loncom/interface/lonhtmlcommon.pm - diff

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Diff for /loncom/interface/lonhtmlcommon.pm between versions 1.294 and 1.314

version 1.294, 2011/10/23 00:27:10	version 1.314, 2012/05/28 13:09:17
Line 72 sub java_not_enabled {	Line 72 sub java_not_enabled {
sub coursepreflink {	sub coursepreflink {
my ($text,$category)=@_;	my ($text,$category)=@_;
if (&Apache::lonnet::allowed('opa',$env{'request.course.id'})) {	if (&Apache::lonnet::allowed('opa',$env{'request.course.id'})) {
return '<a href="'.&HTML::Entities::encode("/adm/courseprefs?phase=display&actions=$category",'<>&"').'"><span class="LC_setting">'.$text.'</span></a>';	return '<a target="_top" href="'.&HTML::Entities::encode("/adm/courseprefs?phase=display&actions=$category",'<>&"').'"><span class="LC_setting">'.$text.'</span></a>';
} else {	} else {
return '';	return '';
}	}
Line 95 sub direct_parm_link {	Line 95 sub direct_parm_link {
$filter=&entity_encode($filter);	$filter=&entity_encode($filter);
$part=&entity_encode($part);	$part=&entity_encode($part);
if (($symb) && (&Apache::lonnet::allowed('opa')) && ($target ne 'tex')) {	if (($symb) && (&Apache::lonnet::allowed('opa')) && ($target ne 'tex')) {
return "<a href='/adm/parmset?symb=$symb&filter=$filter&part=$part'><span class='LC_setting'>$linktext</span></a>";	return "<a target='_top' href='/adm/parmset?symb=$symb&filter=$filter&part=$part'><span class='LC_setting'>$linktext</span></a>";
} else {	} else {
return $linktext;	return $linktext;
}	}
Line 103 sub direct_parm_link {	Line 103 sub direct_parm_link {
##############################################	##############################################
##############################################	##############################################

=item confirm_success	=item &confirm_success()

Successful completion of an operation message	Successful completion of an operation message

Line 129 sub confirm_success {	Line 129 sub confirm_success {

=pod	=pod

=item dragmath_button	=item &dragmath_button()

Creates a button that launches a dragmath popup-window, in which an	Creates a button that launches a dragmath popup-window, in which an
expression can be edited and pasted as LaTeX into a specified textarea.	expression can be edited and pasted as LaTeX into a specified textarea.
Line 155 ENDDRAGMATH	Line 155 ENDDRAGMATH

=pod	=pod

=item dragmath_js	=item &dragmath_js()

Javascript used to open pop-up window containing dragmath applet which	Javascript used to open pop-up window containing dragmath applet which
can be used to paste LaTeX into a textarea.	can be used to paste LaTeX into a textarea.

=cut	=cut

sub dragmath_js {	sub dragmath_js {
Line 177 sub dragmath_js {	Line 178 sub dragmath_js {
ENDDRAGMATHJS	ENDDRAGMATHJS
}	}

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

	=pod

	=item &dependencies_button()

	Creates a button that launches a popup-window, in which dependencies
	for the web page in the main window can be added to, replaced or deleted.

	=cut

	sub dependencies_button {
	my $buttontext=&mt('Manage Dependencies');
	return <<"END";
	<input type="button" value="$buttontext" onclick="javascript:dependencycheck();" />
	END
	}

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

	=pod

	=item &dependencycheck_js()

	Javascript used to open pop-up window containing interface to manage
	dependencies for a web page uploaded diretcly to a course.

	=cut

	sub dependencycheck_js {
	my ($symb,$title) = @_;
	my $link = '/adm/dependencies?symb='.&HTML::Entities::encode($symb,'<>&"').
	'&title='.&HTML::Entities::encode($title,'<>&"');
	return <<ENDJS;
	<script type="text/javascript">
	// <![CDATA[
	function dependencycheck() {
	depwin = window.open("$link","","width=750,height=500,resizable,scrollbars=yes");
	}
	// ]]>
	</script>
	ENDJS
	}

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

=pod	=pod

=item authorbombs	=item &authorbombs()

=cut	=cut

Line 317 sub get_recent_frozen {	Line 362 sub get_recent_frozen {

=pod	=pod

=item textbox	=item &textbox()

=cut	=cut

Line 337 sub textbox {	Line 382 sub textbox {

=pod	=pod

=item checkbox	=item &checkbox()

=cut	=cut

Line 359 sub checkbox {	Line 404 sub checkbox {

=pod	=pod

=item radiobutton	=item &radiobutton()

=cut	=cut

Line 383 sub radio {	Line 428 sub radio {

=pod	=pod

=item &date_setter	=item &date_setter()

&date_setter returns html and javascript for a compact date-setting form.	&date_setter returns html and javascript for a compact date-setting form.
To retrieve values from it, use &get_date_from_form().	To retrieve values from it, use &get_date_from_form.

Inputs	Inputs

Line 636 sub build_url {	Line 681 sub build_url {

=pod	=pod

=item &get_date_from_form	=item &get_date_from_form()

get_date_from_form retrieves the date specified in an &date_setter form.	get_date_from_form retrieves the date specified in an &date_setter form.

Line 748 parameter setting wizard.	Line 793 parameter setting wizard.
sub pjump_javascript_definition {	sub pjump_javascript_definition {
my $Str = <<END;	my $Str = <<END;
function pjump(type,dis,value,marker,ret,call,hour,min,sec) {	function pjump(type,dis,value,marker,ret,call,hour,min,sec) {
parmwin=window.open("/adm/rat/parameter.html?type="+escape(type)	openMyModal("/adm/rat/parameter.html?type="+escape(type)
+"&value="+escape(value)+"&marker="+escape(marker)	+"&value="+escape(value)+"&marker="+escape(marker)
+"&return="+escape(ret)	+"&return="+escape(ret)
+"&call="+escape(call)+"&name="+escape(dis)	+"&call="+escape(call)+"&name="+escape(dis)
+"&defhour="+escape(hour)+"&defmin="+escape(min)	+"&defhour="+escape(hour)+"&defmin="+escape(min)
+"&defsec="+escape(sec),"LONCAPAparms",	+"&defsec="+escape(sec)+"&modal=1",350,350,'no');
"height=350,width=350,scrollbars=no,menubar=no");
}	}
END	END
return $Str;	return $Str;
Line 896 of items completed and an estimate of th	Line 940 of items completed and an estimate of th
=over 4	=over 4


=item &Create_PrgWin	=item &Create_PrgWin()

Writes javascript to the client to open a progress window and returns a	Writes javascript to the client to open a progress window and returns a
data structure used for bookkeeping.	data structure used for bookkeeping.
Line 907 Inputs	Line 951 Inputs

=item $r Apache request	=item $r Apache request

=item $title The title of the progress window

=item $heading A description (usually 1 line) of the process being initiated.

=item $number_to_do The total number of items being processed.	=item $number_to_do The total number of items being processed.

=item $type Either 'popup' or 'inline' (popup is assumed if nothing is
specified)

=item $width Specify the width in charaters of the input field.

=item $formname Only useful in the inline case, if a form already exists, this needs to be used and specfiy the name of the form, otherwise the Progress line will be created in a new form of it's own

=item $inputname Only useful in the inline case, if a form and an input of type text exists, use this to specify the name of the input field

=back	=back

Returns a hash containing the progress state data structure.	Returns a hash containing the progress state data structure.


=item &Update_PrgWin	=item &Update_PrgWin()

Updates the text in the progress indicator. Does not increment the count.	Updates the text in the progress indicator. Does not increment the count.
See &Increment_PrgWin.	See &Increment_PrgWin.
Line 947 Inputs:	Line 978 Inputs:
Returns: none	Returns: none


=item Increment_PrgWin	=item Increment_PrgWin()

Increment the count of items completed for the progress window by $step or 1 if no step is provided.	Increment the count of items completed for the progress window by $step or 1 if no step is provided.

Line 969 Inputs:	Line 1000 Inputs:
Returns: none	Returns: none


=item Close_PrgWin	=item &Close_PrgWin()

Closes the progress window.	Closes the progress window.

Line 992 Returns: none	Line 1023 Returns: none
########################################################	########################################################
########################################################	########################################################

my $uniq=0;
sub get_uniq_name {
$uniq++;
return 'uniquename'.$uniq;
}

# Create progress	# Create progress
sub Create_PrgWin {	sub Create_PrgWin {
my ($r, $title, $heading, $number_to_do,$type,$width,$formname,	my ($r,$number_to_do)=@_;
$inputname)=@_;
if (!defined($type)) { $type='popup'; }
if (!defined($width)) { $width=55; }
my %prog_state;	my %prog_state;
$prog_state{'type'}=$type;
if ($type eq 'popup') {
$prog_state{'window'}='popwin';
my $start_page =
&Apache::loncommon::start_page($title,undef,
{'only_body' => 1,
'bgcolor' => '#88DDFF',
'js_ready' => 1});
my $end_page = &Apache::loncommon::end_page({'js_ready' => 1});

#the whole function called through timeout is due to issues
#in mozilla Read BUG #2665 if you want to know the whole story
&r_print($r,&Apache::lonhtmlcommon::scripttag(
"var popwin;
function openpopwin () {
popwin=open(\'\',\'popwin\',\'width=400,height=100\');".
"popwin.document.writeln(\'".$start_page.
"<h4>".&mt("$heading")."<\/h4>".
"<form action=\"\" name=\"popremain\" method=\"post\">".
'<input type="text" size="'.$width.'" name="remaining" value="'.
&mt('Starting').'" /><\\/form>'.$end_page.
"\');".
"popwin.document.close();}".
"\nwindow.setTimeout(openpopwin,0)"
));
$prog_state{'formname'}='popremain';
$prog_state{'inputname'}="remaining";
} elsif ($type eq 'inline') {
$prog_state{'window'}='window';
if (!$formname) {
$prog_state{'formname'}=&get_uniq_name();
&r_print($r,'<form action="" name="'.$prog_state{'formname'}.'">');
} else {
$prog_state{'formname'}=$formname;
}
if (!$inputname) {
$prog_state{'inputname'}=&get_uniq_name();
&r_print($r,&mt("$heading [_1]",' <input type="text" name="'.$prog_state{'inputname'}.'" size="'.$width.'" />'));
} else {
$prog_state{'inputname'}=$inputname;

}
if (!$formname) { &r_print($r,'</form>'); }
&Update_PrgWin($r,\%prog_state,&mt('Starting'));
}

$prog_state{'done'}=0;	$prog_state{'done'}=0;
$prog_state{'firststart'}=&Time::HiRes::time();	$prog_state{'firststart'}=&Time::HiRes::time();
$prog_state{'laststart'}=&Time::HiRes::time();	$prog_state{'laststart'}=&Time::HiRes::time();
$prog_state{'max'}=$number_to_do;	$prog_state{'max'}=$number_to_do;
	&Apache::loncommon::LCprogressbar($r);
return %prog_state;	return %prog_state;
}	}

# update progress	# update progress
sub Update_PrgWin {	sub Update_PrgWin {
my ($r,$prog_state,$displayString)=@_;	my ($r,$prog_state,$displayString)=@_;
&r_print($r,&Apache::lonhtmlcommon::scripttag(	&Apache::loncommon::LCprogressbarUpdate($r,undef,$displayString);
$$prog_state{'window'}.'.document.'.
$$prog_state{'formname'}.'.'.
$$prog_state{'inputname'}.'.value="'.
$displayString.'";'
));
$$prog_state{'laststart'}=&Time::HiRes::time();	$$prog_state{'laststart'}=&Time::HiRes::time();
}	}

Line 1113 sub Increment_PrgWin {	Line 1085 sub Increment_PrgWin {
$min,	$min,
$sec,	$sec,
$lasttime);	$lasttime);
	my $percent=0;
&r_print($r,&Apache::lonhtmlcommon::scripttag(	if ($$prog_state{'max'}) {
$$prog_state{'window'}.'.document.'.	$percent=int(100.*$current/$$prog_state{'max'});
$$prog_state{'formname'}.'.'.	}
$$prog_state{'inputname'}.'.value="'.$timeinfo.'";'	&Apache::loncommon::LCprogressbarUpdate($r,$percent,$timeinfo);
));
$$prog_state{'laststart'}=&Time::HiRes::time();	$$prog_state{'laststart'}=&Time::HiRes::time();
}	}

# close Progress Line	# close Progress Line
sub Close_PrgWin {	sub Close_PrgWin {
my ($r,$prog_state)=@_;	my ($r,$prog_state)=@_;
if ($$prog_state{'type'} eq 'popup') {	&Apache::loncommon::LCprogressbarClose($r);
&r_print($r,&Apache::lonhtmlcommon::scripttag(
'popwin.close()'
));
} elsif ($$prog_state{'type'} eq 'inline') {
&Update_PrgWin($r,$prog_state,&mt('Done'));
}
undef(%$prog_state);	undef(%$prog_state);
}	}

sub r_print {
my ($r,$to_print)=@_;
if ($r) {
$r->print($to_print);
$r->rflush();
} else {
print($to_print);
}
}

# ------------------------------------------------------- Puts directory header	# ------------------------------------------------------- Puts directory header

sub crumbs {	sub crumbs {
my ($uri,$target,$prefix,$form,$skiplast)=@_;	my ($uri,$target,$prefix,$form,$skiplast)=@_;
	# You cannot crumbnify uploaded or adm resources
	if ($uri=~/^\/*(uploaded\|adm)\//) { return &mt('(Internal Course/Group Content)'); }
if ($target) {	if ($target) {
$target = ' target="'.	$target = ' target="'.
&Apache::loncommon::escape_single($target).'"';	&Apache::loncommon::escape_single($target).'"';
Line 1186 sub crumbs {	Line 1143 sub crumbs {
if ($uri !~ m\|/$\|) { $output=~s\|/$\|\|; }	if ($uri !~ m\|/$\|) { $output=~s\|/$\|\|; }
$output.='</span>';	$output.='</span>';


return $output;	return $output;
}	}

Line 1247 ENDEDITOR	Line 1205 ENDEDITOR
<script type="text/javascript" src="/adm/jQuery/js/jquery-1.6.2.min.js"></script>	<script type="text/javascript" src="/adm/jQuery/js/jquery-1.6.2.min.js"></script>
<script type="text/javascript" src="/adm/jQuery/js/jquery-ui-1.8.16.custom.min.js"></script>	<script type="text/javascript" src="/adm/jQuery/js/jquery-ui-1.8.16.custom.min.js"></script>
<link rel="stylesheet" type="text/css" href="/adm/jQuery/css/smoothness/jquery-ui-1.8.16.custom.css" />	<link rel="stylesheet" type="text/css" href="/adm/jQuery/css/smoothness/jquery-ui-1.8.16.custom.css" />
	<script type="text/javascript" src="/adm/jpicker/js/jpicker-1.1.6.min.js" >
	</script>
	<link rel="stylesheet" type="text/css" href="/adm/jpicker/css/jPicker-1.1.6.min.css" />
	<script type="text/javascript" src="/adm/countdown/js/jquery.countdown.js"></script>
	<link rel="stylesheet" type="text/css" href="/adm/countdown/css/jquery.countdown.css" />
ENDJQUERY	ENDJQUERY
return $s;	return $s;
}	}
Line 1375 sub htmlareaselectactive {	Line 1338 sub htmlareaselectactive {
$(this).before("<div><a href=\"#\" id=\"LC_rt_"+id+"\" title=\"Enable rich text formatting (bold, italic, etc.)\" class=\"LC_enable_rt\"><b>Rich formatting »</b></a></div>");	$(this).before("<div><a href=\"#\" id=\"LC_rt_"+id+"\" title=\"Enable rich text formatting (bold, italic, etc.)\" class=\"LC_enable_rt\"><b>Rich formatting »</b></a></div>");
$("#LC_rt_"+id).click(editorHandler);	$("#LC_rt_"+id).click(editorHandler);
});	});
	$.fn.jPicker.defaults.images.clientPath="/adm/jpicker/images/";
	$(".colorchooser").jPicker();


});	});
';	';
	# Code to put a due date countdown in 'duedatecountdown' span.
	# This is currently located in the breadcrumb headers.
	# note that the dueDateLayout is internatinoalized below.
	# Here document is used to support the substitution into the javascript below.
	# ..which unforunately necessitates escaping the $'s in the javascript.
	# There are several times of importance
	#
	# serverDueDate - The absolute time at which the problem expires.
	# serverTime - The server's time when the problem finished computing.
	# clientTime - The client's time...as close to serverTime as possible.
	# The clientTime will be slightly later due to
	# 1. The latency between problem computation and
	# the first network action.
	# 2. The time required between the page load-start and the actual
	# initial javascript execution that got clientTime.
	# These are used as follows:
	# The difference between clientTime and serverTime are used to
	# correct for differences in clock settings between the browser's system and the
	# server's.
	#
	# The difference between clientTime and the time at which the ready() method
	# starts executing is used to estimate latencies for page load and submission.
	# Since this is an estimate, it is doubled. The latency estimate + one minute
	# is used to determine when the countdown timer turns red to warn the user
	# to think about submitting.

	my $dueDateLayout = &mt('Due in: {dn} {dl} {hnn}{sep}{mnn}{sep}{snn} [_1]',"<span id='submitearly'></span>");
	my $early = '- <b>'.&mt('Submit Early').'</b>';
	my $pastdue = '- <b>'.&mt('Past Due').'</b>';
	$output .= <<JAVASCRIPT;

	var documentReadyTime;

	\$(document).ready(function() {
	if (typeof(dueDate) != "undefined") {
	documentReadyTime = (new Date()).getTime();
	\$("#duedatecountdown").countdown({until: dueDate, compact: true,
	layout: "$dueDateLayout",
	onTick: function (periods) {
	var latencyEstimate = (documentReadyTime - clientTime) * 2;
	if(\$.countdown.periodsToSeconds(periods) < (300 + latencyEstimate)) {
	\$("#submitearly").html("$early");
	if (\$.countdown.periodsToSeconds(periods) < 1) {
	\$("#submitearly").html("$pastdue");
	}
	}
	if(\$.countdown.periodsToSeconds(periods) < (60 + latencyEstimate)) {
	\$(this).css("color", "red"); //Highlight last minute.
	}
	}
	});
	}
	});
	JAVASCRIPT
if ($dragmath_prefix ne '') {	if ($dragmath_prefix ne '') {
$output .= '	$output .= '

Line 1452 sub show_return_link {	Line 1473 sub show_return_link {
}	}


	##
	# Set the dueDate variable...note this is done in the timezone
	# of the browser.
	#
	# @param epoch relative time at which the problem is due.
	#
	# @return the javascript fragment to set the date:
	#
	sub set_due_date {
	my $dueStamp = shift;
	my $duems = $dueStamp * 1000; # Javascript Date object needs ms not seconds.

	my $now = time()*1000;

	# This slightly obscure bit of javascript sets the dueDate variable
	# to the time in the browser at which the problem was due.
	# The code should correct for gross differences between the server
	# and client's time setting

	my $js = "
	<script type='text/javascript'>
	//<![CDATA[
	var serverDueDate = $duems;
	var serverTime = $now;
	var clientTime = (new Date()).getTime();
	var dueDate = new Date(serverDueDate + (clientTime - serverTime));

	//]]>
	</script>
	";

	return $js;
	}
	##
	# Sets the time at which the problem finished computing.
	# This just updates the serverTime and clientTime variables above.
	# Calling this in e.g. end_problem provides a better estimate of the
	# difference beetween the server and client time setting as
	# the difference contains less of the latency/problem compute time.
	#
	sub set_compute_end_time {

	my $now = time()*1000; # Javascript times are in ms.
	my $js = "
	<script type='text/javascript'>
	//<![CDATA[
	serverTime = $now;
	clientTime = (new Date()).getTime();
	//]]>
	</script>

	";
	return $js;

	}

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

=pod	=pod

=item breadcrumbs	=item &breadcrumbs()

Compiles the previously registered breadcrumbs into an series of links.	Compiles the previously registered breadcrumbs into an series of links.
Additionally supports a 'component', which will be displayed on the	Additionally supports a 'component', which will be displayed on the
Line 1475 Inputs: $component (the text on the righ	Line 1552 Inputs: $component (the text on the righ
when including the text on the right.	when including the text on the right.
Returns a string containing breadcrumbs for the current page.	Returns a string containing breadcrumbs for the current page.

=item clear_breadcrumbs	=item &clear_breadcrumbs()

Clears the previously stored breadcrumbs.	Clears the previously stored breadcrumbs.

=item add_breadcrumb	=item &add_breadcrumb()

Pushes a breadcrumb on the stack of crumbs.	Pushes a breadcrumb on the stack of crumbs.

Line 1499 returns: nothing	Line 1576 returns: nothing
my %tools = ();	my %tools = ();

sub breadcrumbs {	sub breadcrumbs {
my ($component,$component_help,$menulink,$helplink,$css_class,$no_mt, $CourseBreadcrumbs) = @_;	my ($component,$component_help,$menulink,$helplink,$css_class,$no_mt,
	$CourseBreadcrumbs) = @_;
#	#
$css_class \|\|= 'LC_breadcrumbs';	$css_class \|\|= 'LC_breadcrumbs';

Line 1539 returns: nothing	Line 1617 returns: nothing
}	}
my $links;	my $links;
if ((&show_return_link) && (!$CourseBreadcrumbs)) {	if ((&show_return_link) && (!$CourseBreadcrumbs)) {
$links=&htmltag( 'a',"<img src='/res/adm/pages/reload.png' border='0' style='vertical-align:middle;' />",	my $alttext = &mt('Go Back');
	$links=&htmltag( 'a',"<img src='/res/adm/pages/reload.png' border='0' style='vertical-align:middle;' alt='$alttext' />",
{ href => '/adm/flip?postdata=return:',	{ href => '/adm/flip?postdata=return:',
title => &mt("Back to most recent content resource") });	title => &mt("Back to most recent content resource") });
	$links=&htmltag('li',$links);
}	}
$links.= join "",	$links.= join "",
map {	map {
Line 1568 returns: nothing	Line 1648 returns: nothing

# last breadcrumb is the first order heading of a page	# last breadcrumb is the first order heading of a page
# for course breadcrumbs it's just bold	# for course breadcrumbs it's just bold

$links .= &htmltag( 'li', htmltag($CourseBreadcrumbs ? 'b' : 'h1',	$links .= &htmltag( 'li', htmltag($CourseBreadcrumbs ? 'b' : 'h1',
$lasttext), {title => $lasttext});	$lasttext), {title => $lasttext});

Line 1588 returns: nothing	Line 1669 returns: nothing
$faq,$bug);	$faq,$bug);
}	}
#	#



unless ($CourseBreadcrumbs) {	unless ($CourseBreadcrumbs) {
Line 1596 returns: nothing	Line 1678 returns: nothing
$links = &htmltag('ul', $links, { class => "LC_CourseBreadcrumbs" });	$links = &htmltag('ul', $links, { class => "LC_CourseBreadcrumbs" });
}	}


if ($component) {	if ($component) {
$links = &htmltag('span',	$links = &htmltag('span',
( $no_mt ? $component : mt($component) ).	( $no_mt ? $component : mt($component) ).
( $icons ? $icons : '' ),	( $icons ? $icons : '' ),
{ class => 'LC_breadcrumbs_component' } )	{ class => 'LC_breadcrumbs_component' } )
.$links;	.$links
	;
}	}

&render_tools(\$links);	&render_tools(\$links);
Line 1612 returns: nothing	Line 1696 returns: nothing
# Return the @Crumbs stack to what we started with	# Return the @Crumbs stack to what we started with
push(@Crumbs,$last);	push(@Crumbs,$last);
shift(@Crumbs);	shift(@Crumbs);


# Return the breadcrumb's line	# Return the breadcrumb's line



return "$links";	return "$links";
}	}

Line 1625 returns: nothing	Line 1714 returns: nothing
push(@Crumbs,@_);	push(@Crumbs,@_);
}	}

=item add_breadcrumb_tool($category, $html)	=item &add_breadcrumb_tool($category, $html)

Adds $html to $category of the breadcrumb toolbar container.	Adds $html to $category of the breadcrumb toolbar container.

Line 1640 Currently there are 3 possible values fo	Line 1729 Currently there are 3 possible values fo
left of breadcrumbs line	left of breadcrumbs line

=item tools	=item tools
right of breadcrumbs line	remaining items in right of breadcrumbs line

=item advtools	=item advtools
advanced tools shown in a separate box below breadcrumbs line	advanced tools shown in a separate box below breadcrumbs line
Line 1668 returns: nothing	Line 1757 returns: nothing
push @{$tools{$category}}, @html;	push @{$tools{$category}}, @html;
}	}

=item clear_breadcrumb_tools()	=item &clear_breadcrumb_tools()

Clears the breadcrumb toolbar container.	Clears the breadcrumb toolbar container.

Line 1680 returns: nothing	Line 1769 returns: nothing
undef(%tools);	undef(%tools);
}	}

=item render_tools(\$breadcrumbs)	=item &render_tools(\$breadcrumbs)

Creates html for breadcrumb tools (categories navigation and tools) and inserts	Creates html for breadcrumb tools (categories navigation and tools) and inserts
\$breadcrumbs at the correct position.	\$breadcrumbs at the correct position.
Line 1689 input: \$breadcrumbs - a reference to th	Line 1778 input: \$breadcrumbs - a reference to th
breadcrumbs.	breadcrumbs.

returns: nothing	returns: nothing

=cut	=cut

#TODO might split this in separate functions for each category	#TODO might split this in separate functions for each category
Line 1704 returns: nothing	Line 1794 returns: nothing
{ listattr => { class=>'LC_breadcrumb_tools_outerlist' } });	{ listattr => { class=>'LC_breadcrumb_tools_outerlist' } });
}	}

=item render_advtools(\$breadcrumbs)	=pod

	=item &render_advtools(\$breadcrumbs)

Creates html for advanced tools (category advtools) and inserts \$breadcrumbs	Creates html for advanced tools (category advtools) and inserts \$breadcrumbs
at the correct position.	at the correct position.
Line 1713 input: \$breadcrumbs - a reference to th	Line 1805 input: \$breadcrumbs - a reference to th
breadcrumbs (after render_tools call).	breadcrumbs (after render_tools call).

returns: nothing	returns: nothing

=cut	=cut

sub render_advtools {	sub render_advtools {
Line 1786 returns: nothing	Line 1879 returns: nothing
my @row_count;	my @row_count;

sub start_pick_box {	sub start_pick_box {
my ($css_class) = @_;	my ($css_class,$id) = @_;
if (defined($css_class)) {	if (defined($css_class)) {
$css_class = 'class="'.$css_class.'"';	$css_class = 'class="'.$css_class.'"';
} else {	} else {
$css_class= 'class="LC_pick_box"';	$css_class= 'class="LC_pick_box"';
}	}
	my $table_id;
	if (defined($id)) {
	$table_id = ' id="'.$id.'"';
	}
unshift(@row_count,0);	unshift(@row_count,0);
my $output = <<"END";	my $output = <<"END";
<table $css_class>	<table $css_class $table_id>
END	END
return $output;	return $output;
}	}
Line 2078 sub course_custom_roles {	Line 2175 sub course_custom_roles {


sub resource_info_box {	sub resource_info_box {
my ($symb,$onlyfolderflag)=@_;	my ($symb,$onlyfolderflag,$stuvcurrent,$stuvdisp)=@_;
my $return='';	my $return='';
	if ($stuvcurrent ne '') {
	$return = '<div class="LC_left_float">';
	}
if ($symb) {	if ($symb) {
$return=&Apache::loncommon::start_data_table();	$return.=&Apache::loncommon::start_data_table();
my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symb);	my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symb);
my $folder=&Apache::lonnet::gettitle($map);	my $folder=&Apache::lonnet::gettitle($map);
$return.=&Apache::loncommon::start_data_table_row().	$return.=&Apache::loncommon::start_data_table_row().
'<th>'.&mt('Folder:').'</th><td>'.$folder.'</td>'.	'<th align="left">'.&mt('Folder:').'</th><td>'.$folder.'</td>'.
&Apache::loncommon::end_data_table_row();	&Apache::loncommon::end_data_table_row();
unless ($onlyfolderflag) {	unless ($onlyfolderflag) {
$return.=&Apache::loncommon::start_data_table_row().	$return.=&Apache::loncommon::start_data_table_row().
'<th>'.&mt('Resource:').'</th><td>'.&Apache::lonnet::gettitle($symb).'</td>'.	'<th align="left">'.&mt('Resource:').'</th><td>'.&Apache::lonnet::gettitle($symb).'</td>'.
	&Apache::loncommon::end_data_table_row();
	}
	if ($stuvcurrent ne '') {
	$return .= &Apache::loncommon::start_data_table_row().
	'<th align="left">'.&mt("Student's current version:").'</th><td>'.$stuvcurrent.'</td>'.
	&Apache::loncommon::end_data_table_row();
	}
	if ($stuvdisp ne '') {
	$return .= &Apache::loncommon::start_data_table_row().
	'<th align="left">'.&mt("Student's version displayed:").'</th><td>'.$stuvdisp.'</td>'.
&Apache::loncommon::end_data_table_row();	&Apache::loncommon::end_data_table_row();
}	}
$return.=&Apache::loncommon::end_data_table();	$return.=&Apache::loncommon::end_data_table();
} else {	} else {
$return='<p><span class="LC_error">'.&mt('No context provided.').'</span></p>';	$return='<p><span class="LC_error">'.&mt('No context provided.').'</span></p>';
}	}
	if ($stuvcurrent ne '') {
	$return .= '</div>';
	}
return $return;	return $return;

}	}

##############################################	##############################################
Line 2111 sub resource_info_box {	Line 2223 sub resource_info_box {
# 1. number to display.	# 1. number to display.
# If input for number is empty only the title will be displayed.	# If input for number is empty only the title will be displayed.
# 2. title text to display.	# 2. title text to display.
	# 3. optional id for the <div>
# Outputs - a scalar containing html mark-up for the div.	# Outputs - a scalar containing html mark-up for the div.

sub topic_bar {	sub topic_bar {
my ($num,$title) = @_;	my ($num,$title,$id) = @_;
my $number = '';	my $number = '';
if ($num ne '') {	if ($num ne '') {
$number = '<span>'.$num.'</span>';	$number = '<span>'.$num.'</span>';
}	}
return '<div class="LC_topic_bar">'.$number.$title.'</div>';	if ($id ne '') {
	$id = 'id="'.$id.'"';
	}
	return '<div class="LC_topic_bar" '.$id.'>'.$number.$title.'</div>';
}	}

##############################################	##############################################
Line 2583 ENDSCRIPT	Line 2699 ENDSCRIPT
##############################################	##############################################
##############################################	##############################################

	sub resize_scrollbox_js {
	my ($context,$tabidstr) = @_;
	my (%names,$paddingwfrac,$offsetwfrac,$offsetv,$minw,$minv);
	if ($context eq 'docs') {
	%names = (
	boxw => 'contenteditor',
	item => 'contentlist',
	header => 'uploadfileresult',
	scroll => 'contentscroll',
	boxh => 'contenteditor',
	);
	$paddingwfrac = 0.09;
	$offsetwfrac = 0.015;
	$offsetv = 20;
	$minw = 250;
	$minv = 200;
	} elsif ($context eq 'params') {
	%names = (
	boxw => 'parameditor',
	item => 'mapmenuinner',
	header => 'parmstep1',
	scroll => 'mapmenuscroll',
	boxh => 'parmlevel',
	);
	$paddingwfrac = 0.2;
	$offsetwfrac = 0.015;
	$offsetv = 80;
	$minw = 100;
	$minv = 100;
	}
	my $viewport_js = &Apache::loncommon::viewport_geometry_js();
	my $output = '

	window.onresize=callResize;

	';
	if ($context eq 'docs') {
	$output .= '
	var activeTab;
	';
	}
	$output .= <<"FIRST";

	$viewport_js

	function resize_scrollbox(scrollboxname,chkw,chkh) {
	var scrollboxid = 'div_'+scrollboxname;
	var scrolltableid = 'table_'+scrollboxname;
	var scrollbox;
	var scrolltable;

	if (document.getElementById("$names{'boxw'}") == null) {
	return;
	}

	if (document.getElementById(scrollboxid) == null) {
	return;
	} else {
	scrollbox = document.getElementById(scrollboxid);
	}


	if (document.getElementById(scrolltableid) == null) {
	return;
	} else {
	scrolltable = document.getElementById(scrolltableid);
	}

	init_geometry();
	var vph = Geometry.getViewportHeight();
	var vpw = Geometry.getViewportWidth();

	FIRST
	if ($context eq 'docs') {
	$output .= "
	var alltabs = ['$tabidstr'];
	";
	} elsif ($context eq 'params') {
	$output .= "
	if (document.getElementById('$names{'boxh'}') == null) {
	return;
	}
	";
	}
	$output .= <<"SECOND";
	var listwchange;
	if (chkw == 1) {
	var boxw = document.getElementById("$names{'boxw'}").offsetWidth;
	var itemw;
	var itemid = document.getElementById("$names{'item'}");
	if (itemid != null) {
	itemw = itemid.offsetWidth;
	}
	var itemwstart = itemw;

	var scrollboxw = scrollbox.offsetWidth;
	var scrollboxscrollw = scrollbox.scrollWidth;

	var offsetw = parseInt(vpw * $offsetwfrac);
	var paddingw = parseInt(vpw * $paddingwfrac);

	var minscrollboxw = $minw;
	var maxcolw = 0;
	SECOND
	if ($context eq 'docs') {
	$output .= <<"DOCSONE";
	var actabw = 0;
	for (var i=0; i<alltabs.length; i++) {
	if (activeTab == alltabs[i]) {
	actabw = document.getElementById(alltabs[i]).offsetWidth;
	if (actabw > maxcolw) {
	maxcolw = actabw;
	}
	} else {
	if (document.getElementById(alltabs[i]) != null) {
	var thistab = document.getElementById(alltabs[i]);
	thistab.style.visibility = 'hidden';
	thistab.style.display = 'block';
	var tabw = document.getElementById(alltabs[i]).offsetWidth;
	thistab.style.display = 'none';
	thistab.style.visibility = '';
	if (tabw > maxcolw) {
	maxcolw = tabw;
	}
	}
	}
	}
	DOCSONE
	} elsif ($context eq 'params') {
	$output .= <<"PARAMSONE";
	var parmlevelrows = new Array();
	var mapmenucells = new Array();
	parmlevelrows = document.getElementById("$names{'boxh'}").rows;
	var numrows = parmlevelrows.length;
	if (numrows > 1) {
	mapmenucells = parmlevelrows[2].getElementsByTagName('td');
	}
	maxcolw = mapmenucells[0].offsetWidth;
	PARAMSONE
	}
	$output .= <<"THIRD";
	if (maxcolw > 0) {
	var newscrollboxw;
	if (maxcolw+paddingw+scrollboxscrollw<boxw) {
	newscrollboxw = boxw-paddingw-maxcolw;
	if (newscrollboxw < minscrollboxw) {
	newscrollboxw = minscrollboxw;
	}
	scrollbox.style.width = newscrollboxw+"px";
	if (newscrollboxw != scrollboxw) {
	var newitemw = newscrollboxw-offsetw;
	itemid.style.width = newitemw+"px";
	}
	} else {
	newscrollboxw = boxw-paddingw-maxcolw;
	if (newscrollboxw < minscrollboxw) {
	newscrollboxw = minscrollboxw;
	}
	scrollbox.style.width = newscrollboxw+"px";
	if (newscrollboxw != scrollboxw) {
	var newitemw = newscrollboxw-offsetw;
	itemid.style.width = newitemw+"px";
	}
	}

	if (newscrollboxw != scrollboxw) {
	var newscrolltablew = newscrollboxw+offsetw;
	scrolltable.style.width = newscrolltablew+"px";
	}
	}

	if (itemid.offsetWidth != itemwstart) {
	listwchange = 1;
	}
	THIRD
	if ($context eq 'docs') {
	$output .= <<"DOCSTWO";
	if (activeTab == 'cc1') {
	if (document.getElementById('cc_hrule') != null) {
	document.getElementById('cc_hrule').style.width=actabw+"px";
	}
	} else {
	if (activeTab == 'bb1') {
	if (document.getElementById('bb_hrule') != null) {
	document.getElementById('bb_hrule').style.width=actabw+"px";
	}
	} else {
	if (activeTab == 'ee2') {
	if (document.getElementById('ee_hrule') != null) {
	document.getElementById('ee_hrule').style.width=actabw+"px";
	}
	}
	}
	}
	DOCSTWO
	}
	$output .= <<"FOURTH";
	}
	if ((chkh == 1) \|\| (listwchange)) {
	var primaryheight = document.getElementById('LC_nav_bar').offsetHeight;
	var secondaryheight = document.getElementById('LC_secondary_menu').offsetHeight;
	var crumbsheight = document.getElementById('LC_breadcrumbs').offsetHeight;
	var dccidheight = 0;
	if (document.getElementById('dccid') != null) {
	dccidheight = document.getElementById('dccid').offsetHeight;
	}
	var headerheight = 0;
	if (document.getElementById("$names{'header'}") != null) {
	headerheight = document.getElementById("$names{'header'}").offsetHeight;
	}
	var tabbedheight = document.getElementById("tabbededitor").offsetHeight;
	var boxheight = document.getElementById("$names{'boxh'}").offsetHeight;
	var freevspace = vph-(primaryheight+secondaryheight+crumbsheight+dccidheight+headerheight+tabbedheight+boxheight);

	var scrollboxheight = scrollbox.offsetHeight;
	var scrollboxscrollheight = scrollbox.scrollHeight;

	var minvscrollbox = $minv;
	var offsetv = $offsetv;
	var newscrollboxheight;
	if (freevspace < 0) {
	newscrollboxheight = scrollboxheight+freevspace-offsetv;
	if (newscrollboxheight < minvscrollbox) {
	newscrollboxheight = minvscrollbox;
	}
	scrollbox.style.height = newscrollboxheight + "px";
	} else {
	if (scrollboxscrollheight > scrollboxheight) {
	if (freevspace > offsetv) {
	newscrollboxheight = scrollboxheight+freevspace-offsetv;
	if (newscrollboxheight < minvscrollbox) {
	newscrollboxheight = minvscrollbox;
	}
	scrollbox.style.height = newscrollboxheight+"px";
	}
	}
	}
	scrollboxheight = scrollbox.offsetHeight;
	var itemh = document.getElementById("$names{'item'}").offsetHeight;

	if (scrollboxscrollheight <= scrollboxheight) {
	if ((itemh+offsetv)<scrollboxheight) {
	newscrollheight = itemh+offsetv;
	scrollbox.style.height = newscrollheight+"px";
	}
	}
	}
	return;
	}

	function callResize() {
	var timer;
	clearTimeout(timer);
	timer=setTimeout('resize_scrollbox("$names{'scroll'}","1","1")',500);
	}

	FOURTH
	return $output;
	}


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

# javascript_valid_email	# javascript_valid_email
#	#
# Generates javascript to validate an e-mail address.	# Generates javascript to validate an e-mail address.
Line 2698 sub scripttag {	Line 3078 sub scripttag {
return htmltag('script', $content, {type => 'text/javascript'});	return htmltag('script', $content, {type => 'text/javascript'});
};	};

	=pod

=item list_from_array( \@array, { listattr =>{}, itemattr =>{} } )	=item &list_from_array( \@array, { listattr =>{}, itemattr =>{} } )

Constructs a XHTML list from \@array.	Constructs a XHTML list from \@array.

Line 2790 sub generate_menu {	Line 3171 sub generate_menu {
$$link{alttext} : $$link{linktext})	$$link{alttext} : $$link{linktext})
}), {	}), {
href => $$link{url},	href => $$link{url},
title => mt($$link{linktitle})	title => mt($$link{linktitle}),
	class => 'LC_menubuttons_link'
}).	}).
$a->(mt($$link{linktext}), {	$a->(mt($$link{linktext}), {
href => $$link{url},	href => $$link{url},
Line 2824 sub generate_menu {	Line 3206 sub generate_menu {

=pod	=pod

=item &start_funclist	=item &start_funclist()

Start list of available functions	Start list of available functions

Line 2864 sub start_funclist {	Line 3246 sub start_funclist {

=pod	=pod

=item &add_item_funclist	=item &add_item_funclist()

Adds an item to the list of available functions	Adds an item to the list of available functions

Line 2890 sub add_item_funclist {	Line 3272 sub add_item_funclist {

=pod	=pod

=item &end_funclist	=item &end_funclist()

End list of available functions	End list of available functions

Line 2911 sub end_funclist {	Line 3293 sub end_funclist {

=pod	=pod

=item funclist_from_array( \@array, {legend => 'text for legend'} )	=item &funclist_from_array( \@array, {legend => 'text for legend'} )

Constructs a XHTML list from \@array with the first item being visually	Constructs a XHTML list from \@array with the first item being visually
highlighted and set to the value of legend or 'Functions' if legend is	highlighted and set to the value of legend or 'Functions' if legend is

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

Removed from v.1.294
changed lines
	Added in v.1.314