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Added option to hide folder checkbox #9

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Added option to hide folder checkbox #9

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58b630e
Added option to hide folder checkbox
silentjay Dec 6, 2015
2262622
Update widgets.py
silentjay Dec 8, 2015
1ab8b39
Update widgets.py
silentjay Dec 8, 2015
7e1acb5
Update widgets.py
silentjay Dec 8, 2015
766de18
Update widgets.py
silentjay Dec 8, 2015
1d4e54b
Update widgets.py
silentjay Dec 8, 2015
2c1b9ff
Update widgets.py
silentjay Dec 8, 2015
22918c6
Removed rendering of <ul><li></li...
silentjay Dec 8, 2015
9c6f2d8
Fixed issue with browser rendering
silentjay Dec 9, 2015
e53f0bd
Update widgets.py
silentjay Dec 14, 2015
b97994c
Update widgets.py
silentjay Jan 3, 2016
10bd025
Update widgets.py
silentjay Jan 3, 2016
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79 changes: 56 additions & 23 deletions fancytree/widgets.py
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@
from django.utils.safestring import mark_safe
from django.utils.datastructures import MultiValueDict, MergeDict
from mptt.templatetags.mptt_tags import cache_tree_children
from mptt.forms import TreeNodeChoiceField

try:
import simplejson as json
Expand All @@ -28,27 +29,30 @@ def get_doc(node, values):
doc['expand'] = True
return doc

def recursive_node_to_dict(node, values):
def recursive_node_to_dict(node, values, hide_folder_checkbox):
result = get_doc(node, values)
children = [recursive_node_to_dict(c, values) for c in node.get_children()]
children = [recursive_node_to_dict(c, values, hide_folder_checkbox) for c in node.get_children()]
if children:
expand = [c for c in children if c.get('selected', False)]
if expand:
result["expand"] = True
result["folder"] = True
if hide_folder_checkbox:
result['hideCheckbox'] = True
result['children'] = children
return result

def get_tree(nodes, values):
def get_tree(nodes, values, hide_folder_checkbox):
root_nodes = cache_tree_children(nodes)
return [recursive_node_to_dict(n, values) for n in root_nodes]
return [recursive_node_to_dict(n, values, hide_folder_checkbox) for n in root_nodes]

class FancyTreeWidget(Widget):
def __init__(self, attrs=None, choices=(), queryset=None, select_mode=2):
def __init__(self, attrs=None, choices=(), queryset=None, select_mode=2, hide_folder_checkbox=False):
super(FancyTreeWidget, self).__init__(attrs)
self.queryset = queryset
self.select_mode = select_mode
self.choices = list(choices)
self.hide_folder_checkbox = hide_folder_checkbox

def value_from_datadict(self, data, files, name):
if isinstance(data, (MultiValueDict, MergeDict)):
Expand All @@ -63,12 +67,17 @@ def render(self, name, value, attrs=None, choices=()):
has_id = attrs and 'id' in attrs
final_attrs = self.build_attrs(attrs, name=name)
if has_id:
output = [u'<div id="%s"></div>' % attrs['id']]
output = [u'<div id="f%s"></div>' % attrs['id']]
id_attr = u' id="%s_checkboxes"' % (attrs['id'])
else:
output = [u'<div></div>']
id_attr = u''
output.append(u'<ul class="fancytree_checkboxes"%s>' % id_attr)
# output.append(u'<ul class="fancytree_checkboxes"%s>' % id_attr)
if self.select_mode == 3:
multiple_tag = u'multiple'
else:
multiple_tag = u''
output.append(u'<select id="%s" name="%s" class="fancytree_checkboxes"%s %s>' % (attrs['id'], name, id_attr, multiple_tag))
str_values = set([force_unicode(v) for v in value])
for i, (option_value, option_label) in enumerate(chain(self.choices, choices)):
if has_id:
Expand All @@ -77,35 +86,58 @@ def render(self, name, value, attrs=None, choices=()):
else:
label_for = ''

cb = forms.CheckboxInput(final_attrs, check_test=lambda value: value in str_values)
# cb = forms.CheckboxInput(final_attrs, check_test=lambda value: value in str_values)
option_value = force_unicode(option_value)
rendered_cb = cb.render(name, option_value)
# rendered_cb = cb.render(name, option_value)
option_label = conditional_escape(force_unicode(option_label))
output.append(
u'<li><label%s>%s %s</label></li>' % (label_for, rendered_cb, option_label)
)
output.append(u'</ul>')
# output.append(
# u'<label%s>%s %s</label>' % (label_for, rendered_cb, option_label)
# )
sel = u''
try:
if option_value == force_unicode(value[0]) and self.select_mode != 3:
sel = u' selected '
elif option_value in force_unicode(value) and self.select_mode == 3:
sel = u' selected '
except IndexError:
pass
output.append(u'<option value="%s" name="%s" id="id_%s_%s" %s> '
u'%s</option>' % (option_value, name, name, option_value, sel, option_label))

output.append(u'</select>')
output.append(u'<script type="text/javascript">')
js_data_var = 'fancytree_data_%s' % (attrs['id'].replace('-', '_'))
if has_id:
output.append(u'var %s = %s;' % (
js_data_var,
json.dumps(get_tree(self.queryset, str_values))
json.dumps(get_tree(self.queryset, str_values, self.hide_folder_checkbox))
))
output.append(
"""
$(".fancytree_checkboxes").hide();
$(function() {
$("#%(id)s").fancytree({
$("#f%(id)s").fancytree({

checkbox: true,
clickFolderMode: 2,
activeVisible: true,
selectMode: %(select_mode)d,
source: %(js_var)s,
debugLevel: %(debug)d,
beforeSelect: function(event, data){
// A node is about to be selected: prevent this, to limit node selections:
if( $('#%(id)s option:selected').length == 5 &! data.node.isSelected() ){
alert('You can only choose 5!');
return false;
}
},
select: function(event, data) {
$('#%(id)s_checkboxes').find('input[type=checkbox]').prop('checked', false);
// $('#%(id)s').prop('selectedIndex',0);
$("#%(id)s option:selected").prop("selected", false);
var selNodes = data.tree.getSelectedNodes();
var selKeys = $.map(selNodes, function(node){
$('#%(id)s_' + (node.key)).prop('checked', true);
$('#%(id)s_' + (node.key)).prop('selected', true);
$( "#%(id)s" ).change();
return node.key;
});
},
Expand Down Expand Up @@ -134,9 +166,10 @@ def render(self, name, value, attrs=None, choices=()):
return mark_safe(u'\n'.join(output))

class Media:
css = {
'all': ('fancytree/skin-vista/ui.fancytree.css',)
}
js = (
'fancytree/jquery.fancytree.min.js',
)
pass
# css = {
# 'all': ('css/fancytree/skin-vista/ui.fancytree.css',)
# }
# js = (
# 'js/fancytree/jquery.fancytree.min.js',
# )