# Sample model
#
#class Sitio(models.Model):
# nombre = models.CharField(max_length=255)
# location = models.CharField(max_length=255)
#
# class Admin:
# list_display=('nombre', 'location',)
#
#
# Sample view
#class SitioForm(ModelForm):
# location = LocationField()
# class Meta:
# model = Sitio
#
#def add_sitio(request):
#
# form = SitioForm({'name':'Nombre','location':u"40.42, -3.7"}) # Default initial values
# if request.POST:
# form = SitioForm(request.POST)
# if form.is_valid():
# obj = form.save()
#
# return render_to_response("test/test.html", {'form':form})
# Sample template
#
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from django import newforms as forms
DEFAULT_WIDTH = 500
DEFAULT_HEIGHT = 300
class LocationWidget(forms.widgets.Widget):
def __init__(self, *args, **kw):
self.map_width = kw.get("map_width", DEFAULT_WIDTH)
self.map_height = kw.get("map_height", DEFAULT_HEIGHT)
super(LocationWidget, self).__init__(*args, **kw)
self.inner_widget = forms.widgets.HiddenInput()
def render(self, name, value, *args, **kwargs):
if isinstance(value, unicode):
a, b = value.split(',')
else:
a, b = value
lat, lng = float(a), float(b)
js = '''
''' % dict(name=name, lat=lat, lng=lng)
html = self.inner_widget.render("%s" % name, "%f,%f" % (lat,lng), dict(id='id_%s' % name))
html += "" % (name, self.map_width, self.map_height)
return (js+html)
class LocationField(forms.Field):
widget = LocationWidget
def clean(self, value):
if isinstance(value, unicode):
a, b = value.split(',')
else:
a, b = value
lat, lng = float(a), float(b)
return "%f,%f" % (lat, lng)