class Lists(Sink):
def __init__(self):
Sink.__init__(self)
self.sStrings=[["foo0", "bar0", "baz0", "toto0", "tintin0"],
["foo1", "bar1", "baz1", "toto1", "tintin1"],
["foo2", "bar2", "baz2", "toto2", "tintin2"],
["foo3", "bar3", "baz3", "toto3", "tintin3"],
["foo4", "bar4", "baz4", "toto4", "tintin4"]]
self.combo=ListBox()
self.list=ListBox()
self.echo=Label()
self.combo.setVisibleItemCount(1)
self.combo.addChangeListener(self)
self.list.setVisibleItemCount(10)
self.list.setMultipleSelect(True)
for i in range(len(self.sStrings)):
self.combo.addItem("List %d" % i)
self.combo.setSelectedIndex(0)
self.fillList(0)
self.list.addChangeListener(self)
horz = HorizontalPanel()
horz.setVerticalAlignment(HasAlignment.ALIGN_TOP)
horz.setSpacing(8)
horz.add(self.combo)
horz.add(self.list)
panel = VerticalPanel()
panel.setHorizontalAlignment(HasAlignment.ALIGN_LEFT)
panel.add(horz)
panel.add(self.echo)
self.initWidget(panel)
self.echoSelection()
def onChange(self, sender):
print "onChange", sender, self.list, self.combo
if sender is self.combo:
print "fill list"
self.fillList(self.combo.getSelectedIndex())
elif sender is self.list:
print "echo "
self.echoSelection()
else:
print "oops"
def onShow(self):
pass
def fillList(self, idx):
self.list.clear()
strings = self.sStrings[idx]
for i in range(len(strings)):
self.list.addItem(strings[i])
self.echoSelection()
def echoSelection(self):
msg = "Selected items: "
print msg, self.list.getItemCount()
for i in range(self.list.getItemCount()):
if self.list.isItemSelected(i):
msg += "%d" % i + self.list.getItemText(i) + " "
self.echo.setText(msg)
class JSONRPCExample:
def onModuleLoad(self):
self.TEXT_WAITING = "Waiting for response..."
self.TEXT_ERROR = "Server Error"
self.METHOD_ECHO = "Echo"
self.METHOD_REVERSE = "Reverse"
self.METHOD_UPPERCASE = "UPPERCASE"
self.METHOD_LOWERCASE = "lowercase"
self.methods = [self.METHOD_ECHO, self.METHOD_REVERSE, self.METHOD_UPPERCASE, self.METHOD_LOWERCASE]
self.remote_php = EchoServicePHP()
self.remote_py = EchoServicePython()
self.status=Label()
self.text_area = TextArea()
self.text_area.setText(r"{'Test'} [\"String\"]")
self.text_area.setCharacterWidth(80)
self.text_area.setVisibleLines(8)
self.method_list = ListBox()
#self.method_list.setMultipleSelect(True)
self.method_list.setVisibleItemCount(1)
for method in self.methods:
self.method_list.addItem(method)
self.method_list.setSelectedIndex(0)
method_panel = HorizontalPanel()
method_panel.add(HTML("Remote string method to call: "))
method_panel.add(self.method_list)
method_panel.setSpacing(8)
self.button_php = Button("Send to PHP Service", self)
self.button_py = Button("Send to Python Service", self)
buttons = HorizontalPanel()
buttons.add(self.button_php)
buttons.add(self.button_py)
buttons.setSpacing(8)
info = r"<h2>JSON-RPC Example</h2><p>This example demonstrates the calling of server services with <a href=\"http://json-rpc.org/\">JSON-RPC</a>."
info += "<p>Enter some text below, and press a button to send the text to an Echo service on your server. An echo service simply sends the exact same text back that it receives."
panel = VerticalPanel()
panel.add(HTML(info))
panel.add(self.text_area)
panel.add(method_panel)
panel.add(buttons)
panel.add(self.status)
RootPanel().add(panel)
def onClick(self, sender, event):
self.status.setText(self.TEXT_WAITING)
method = self.methods[self.method_list.getSelectedIndex()]
text = self.text_area.getText()
print repr(text)
# demonstrate proxy & callMethod()
if sender == self.button_php:
if method == self.METHOD_ECHO:
id = self.remote_php.echo(text, self)
elif method == self.METHOD_REVERSE:
id = self.remote_php.callMethod("reverse", [text], self)
elif method == self.METHOD_UPPERCASE:
id = self.remote_php.uppercase(text, self)
elif method == self.METHOD_LOWERCASE:
id = self.remote_php.lowercase(text, self)
else:
if method == self.METHOD_ECHO:
id = self.remote_py.echo(text, self)
elif method == self.METHOD_REVERSE:
id = self.remote_py.reverse(text, self)
elif method == self.METHOD_UPPERCASE:
id = self.remote_py.uppercase(text, self)
elif method == self.METHOD_LOWERCASE:
id = self.remote_py.lowercase(text, self)
if id<0:
self.status.setText(self.TEXT_ERROR)
def onRemoteResponse(self, response, request_info):
self.status.setText(response)
def onRemoteError(self, code, message, request_info):
self.status.setText("Server Error or Invalid Response: ERROR " + str(code) + " - " + str(message))
