--- loncom/homework/edit.pm 2003/02/07 22:03:21 1.45
+++ loncom/homework/edit.pm 2003/06/16 15:09:23 1.56
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# edit mode helpers
#
-# $Id: edit.pm,v 1.45 2003/02/07 22:03:21 albertel Exp $
+# $Id: edit.pm,v 1.56 2003/06/16 15:09:23 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -40,6 +40,9 @@ use HTML::Entities();
# depth of nesting of edit
$Apache::edit::colordepth=0;
@Apache::edit::inserttag=();
+# image-type responses: active background image and curdepth at definition
+$Apache::edit::bgimgsrc='';
+$Apache::edit::bgimgsrccurdepth='';
sub initialize_edit {
$Apache::edit::colordepth=0;
@@ -72,13 +75,7 @@ sub tag_end {
my ($target,$token,$description) = @_;
my $result='';
if ($target eq 'edit') {
- my $tag=$token->[1];
- if (!defined($description)) {
- $result.="</td></tr><tr><td></$tag></td><td colspan=\"2\"> </td>";
- } else {
- if ($description ne '') { $result.="</td></tr><tr><td>$description</td><td colspan=\"2\"> </td>"; }
- }
- $result.="</tr>".&end_table()."\n";
+ $result.="</td></tr>".&end_table()."\n";
}
return $result;
}
@@ -307,6 +304,16 @@ sub insert_essayresponse {
</essayresponse>';
}
+sub insert_imageresponse {
+ return '
+<imageresponse max="1">
+ <foilgroup>
+ </foilgroup>
+ <hintgroup>
+ </hintgroup>
+</imageresponse>';
+}
+
sub insert_optionresponse {
return '
<optionresponse max="10">
@@ -365,12 +372,30 @@ sub insert_numericalhint {
</numericalhint>';
}
+sub insert_stringhint {
+ return '
+<stringhint>
+</stringhint>';
+}
+
+sub insert_formulahint {
+ return '
+<formulahint>
+</formulahint>';
+}
+
sub insert_radiobuttonhint {
return '
<radiobuttonhint>
</radiobuttonhint>';
}
+sub insert_optionhint {
+ return '
+<optionhint>
+</optionhint>';
+}
+
sub insert_startouttext {
return "<startouttext />\n<endouttext />";
}
@@ -383,9 +408,11 @@ sub textarea_sizes {
my ($data)=@_;
my $count=0;
my $maxlength=-1;
- foreach (split ("\n", $$data)) { $count++;
- if (length($_) > $maxlength) { $maxlength = length($_); }
- }
+ foreach (split ("\n", $$data)) {
+ $count+=int(length($_)/79);
+ $count++;
+ if (length($_) > $maxlength) { $maxlength = length($_); }
+ }
my $rows = $count;
my $cols = $maxlength;
return ($rows,$cols);
@@ -436,9 +463,10 @@ sub get_new_args {
foreach my $arg (@args) {
#just want the string that it was set to
my $value=$token->[2]->{$arg};
- my $newvalue=$ENV{"form.$Apache::lonxml::curdepth.$arg"};
+ my $element=&html_element_name($arg);
+ my $newvalue=$ENV{"form.$element"};
&Apache::lonxml::debug(" for:$arg: cur is :$value: new is :$newvalue:");
- if ($value ne $newvalue) {
+ if (defined($newvalue) && $value ne $newvalue) {
$token->[2]->{$arg}=$newvalue;
$rebuild=1;
}
@@ -469,12 +497,26 @@ sub rebuild_tag {
return $result;
}
+sub html_element_name {
+ my ($name) = @_;
+ return $name.'_'.$Apache::lonxml::curdepth;
+}
+
+sub hidden_arg {
+ my ($name,$token) = @_;
+ my $result;
+ my $arg=$token->[2]{$name};
+ $result='<input name="'.&html_element_name($name).
+ '" type="hidden" value="'.$arg.'" />';
+ return $result;
+}
+
sub text_arg {
my ($description,$name,$token,$size) = @_;
my $result;
if (!defined $size) { $size=20; }
my $arg=$token->[2]{$name};
- $result=$description.' <input name="'."$Apache::lonxml::curdepth.$name".
+ $result=$description.' <input name="'.&html_element_name($name).
'" type="text" value="'.$arg.'" size="'.$size.'" />';
return $result;
}
@@ -498,8 +540,8 @@ sub select_arg {
$optionlist.="<option $value >$option</option>\n";
}
}
- $result.=$description.' <select name="'.
- "$Apache::lonxml::curdepth.$name".'">
+ $result.=$description.' <select name="'.&html_element_name($name).
+ '">
'.$optionlist.'
</select>';
return $result;
@@ -528,7 +570,8 @@ sub select_or_text_arg {
}
$optionlist.="<option value=\"TYPEDINVALUE\">Type in value</option>\n";
if (($found) || (!$selected)) {
- $result.=$description.' <select name="'."$Apache::lonxml::curdepth.$name".'">
+ $result.=$description.' <select name="'.&html_element_name($name)
+ .'">
'.$optionlist.'
</select>';
} else {
@@ -537,6 +580,64 @@ sub select_or_text_arg {
return $result;
}
+#----------------------------------------------------- image coordinates
+# single image coordinates, x, y
+sub entercoords {
+ my ($idx,,$idy,$mode,$width,$height) = @_;
+ unless ($Apache::edit::bgimgsrc) { return ''; }
+ if ($idx) { $idx.='_'; }
+ if ($idy) { $idy.='_'; }
+ my $bgfile=&Apache::lonnet::escape($Apache::edit::bgimgsrc);
+ my $form = 'lonhomework';
+ my $element;
+ if (! defined($mode) || $mode eq 'attribute') {
+ $element = &Apache::lonnet::escape("$Apache::lonxml::curdepth");
+ } elsif ($mode eq 'textnode') { # for data between <tag> ... </tag>
+ $element = &Apache::lonnet::escape('homework_edit_'.
+ $Apache::lonxml::curdepth);
+ }
+ my $formheight='';
+ if ($height) {
+ $formheight='&formheight='.$height.'_'.$Apache::edit::bgimgsrccurdepth;
+ }
+ my $formwidth='';
+ if ($width) {
+ $formwidth='&formwidth='.$width.'_'.$Apache::edit::bgimgsrccurdepth;
+ }
+ my $result = <<"ENDBUTTON";
+<a href="/cgi-bin/imagechoice.pl?formname=$form&file=$bgfile&formx=$idx$element&formy=$idy$element$formheight$formwidth"
+target="imagechoice">Click Coordinates</a>
+ENDBUTTON
+ return $result;
+}
+
+# coordinate pair (x1,y1)-(x2,y2)
+sub entercoordpair {
+ my ($id,$mode,$width,$height) = @_;
+ unless ($Apache::edit::bgimgsrc) { return ''; }
+ my $bgfile=&Apache::lonnet::escape($Apache::edit::bgimgsrc);
+ my $form = 'lonhomework';
+ my $element;
+ if (! defined($mode) || $mode eq 'attribute') {
+ $element = &Apache::lonnet::escape("$id\_$Apache::lonxml::curdepth");
+ } elsif ($mode eq 'textnode') { # for data between <tag> ... </tag>
+ $element = &Apache::lonnet::escape('homework_edit_'.
+ $Apache::lonxml::curdepth);
+ }
+ my $formheight='';
+ if ($height) {
+ $formheight='&formheight='.$height.'_'.$Apache::edit::bgimgsrccurdepth;
+ }
+ my $formwidth='';
+ if ($width) {
+ $formwidth='&formwidth='.$width.'_'.$Apache::edit::bgimgsrccurdepth;
+ }
+ my $result = <<"ENDBUTTON";
+<a href="/cgi-bin/imagechoice.pl?mode=pair&formname=$form&file=$bgfile$formheight$formwidth&formcoord=$element"
+target="imagechoice">Click Coordinate Pair</a>
+ENDBUTTON
+ return $result;
+}
#----------------------------------------------------- browse
sub browse {
# insert a link to call up the filesystem browser (lonindexer)
@@ -544,13 +645,13 @@ sub browse {
my $form = 'lonhomework';
my $element;
if (! defined($mode) || $mode eq 'attribute') {
- $element = &Apache::lonnet::escape("$Apache::lonxml::curdepth.$id");
+ $element = &Apache::lonnet::escape("$id\_$Apache::lonxml::curdepth");
} elsif ($mode eq 'textnode') { # for data between <tag> ... </tag>
$element = &Apache::lonnet::escape('homework_edit_'.
$Apache::lonxml::curdepth);
}
my $result = <<"ENDBUTTON";
-<a href=\"javascript:openbrowser('$form','$element')\"\>Browse</a>
+<a href=\"javascript:openbrowser('$form','$element')\"\>Select</a>
ENDBUTTON
return $result;
}
@@ -558,9 +659,15 @@ ENDBUTTON
#----------------------------------------------------- browse
sub search {
# insert a link to call up the filesystem browser (lonindexer)
- $_ = shift;
+ my ($id, $mode) = @_;
my $form = 'lonhomework';
- my $element = &Apache::lonnet::escape("$Apache::lonxml::curdepth.$_");
+ my $element;
+ if (! defined($mode) || $mode eq 'attribute') {
+ $element = &Apache::lonnet::escape("$id\_$Apache::lonxml::curdepth");
+ } elsif ($mode eq 'textnode') { # for data between <tag> ... </tag>
+ $element = &Apache::lonnet::escape('homework_edit_'.
+ $Apache::lonxml::curdepth);
+ }
my $result = <<"ENDBUTTON";
<a href=\"javascript:opensearcher('$form','$element')\"\>Search</a>
ENDBUTTON