I know this is off-topic, but I have no idea where to bring this complaint.
2ndly, I do not wish to register for adwords google group. Too many groups
in my sleeves already. Anyway ...
I was viewing GIN Injection in GWT in google groups and the side bar google
ads had the following: I sanitised
BTW, there are too many members going around as private members in
GWT.
For example, to name a couple ..
- the widgets/elements in Caption of DialogBox.
- the list in ListHandler.
Should chill up on paternalistic anxieties and open up some of those
stuffs into protected mode.
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Looks like a lot of people are sharing XML /jaxb annotated dto's
between gwt client and server.
Don't you think it is time for gwt team to include a gwt-sanitized
jaxb source module? - since everyone is doing it their own way, might
as well have the gwt team do it for us, once and for all.
Does a
STS 2.7.1 Eclipse Indigo, latest and greatest GPE (GWT 2.3).
1. To define the GWT modules avail for compilation:
Project Properties -> Google -> GWT.
2. To compile modules:
Click on little red compile icon and proceed with compiling.
3. To selectively compile modules without permanently removin
You might also wish to consider if vaadin fits your strategy.
vaadin.com.
You should certainly try out vaadin.
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There are two ways:
GWT RPC
GWT FormPanel
JSONP
Did I say two ways? So, it's actually three ways. Or more.
If your content server is the same as your web app server, you should
consider converting to using GWT RPC.
if your current app's client-server communications is mostly with html
forms, y
Yes, me too.
But I wish to have examples
WITHOUT spring roo involved please!!!
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When I work with smartgwt, there is no difference between RPC in GWT
and smartgwt.
Are you new to GWT too?
Perhaps, you do not realise that smartgwt is not part of gwt.
So your question should be looking for examples of RPC in GWT. Once
you understand RPC in GWT, you should have no problem using
There is a design deficiency in UiBinder which I am desperately hoping
GWT architects are putting top priorities at rectifying it - you
cannot, for most and practical cases, use your custom-extended
UiBinderable classes with Uibinder, unless you are willing to kludgify
your use of uibinder.
These
On the server-side, I use
com.google.gson.*
On the client-side, I use
com.google.gwt.core.client.JavaScriptObject;
com.google.gwt.json.client.*;
There are two modes to using these APIs.
- Use GWT RPC to send Java structures back and forth.
In this mode, you are blind to JSON and never need to eve
It may be that you already know this but,
the very important attitude to acquire before starting to use GWT is
- GWT is not Java runtime, GWT is Javascript runtime
- All GWT Java code is compiled to Javascript runtime
- GWT is compiled to run on the browser client
- Any Java code hoping to be used
Thanks to Sripathi a couple of months ago for letting me that there is
a Dictionary class in GWT, which is used to access javascript objects
in the hosting file.
com.google.gwt.i18n.client.Dictionary.
Therefore, for data that is dynamic per session startup but need not
be dynamic while the page i
On Jun 24, 11:15 am, Stefan Bachert wrote:
You are going off topic, and you are not debating in honest way.
Nope, never meant to debate but simply to relate why I am
"dishonestly", mysteriously, inexplicably biased towards XML.
You are looking to win a debate, I see. Sorry, you win the debate.
"service"?
Printing thro web service that all/any window could call with a single
url? Why would you need to duplicate code when you can call it with a
single url?
Or did you mean you have a specialised GWT window written to handle
printing and you wish to route all printing to that GWT window? A
Looking at your annotation, I find that I have to learn yet another
language.
I mean learning the annotation style as a language.
UiBinder is in XML and if you are familiar with XML, it's a breeze to
understand what's going on.
For the many many years doing distributed computing in industrial
env
Chris, I am working on it now because I need that feature really badly
- it's a do or die situation because I have so many forms to crud.
Please write to my gmail id: blessedgeek.
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You know that cows (and deer too) chew their cud. Cows have a
secondary stomach, so it could store whatever grass it has chewed off
the field in the 2ndary stomach. Then it could regurgitate the stored
cud and chew on it afterwards.
Your question is akin to saying that you read an article that say
What I wrote to initiate this discussion may confuse things a little,
but I do realise that I do not have to use Spring Roo. I was simply
too lazy to micro-manage that detail.
I must confess that I am confused by Spring's use of Maven.
When I tried Spring Roo, perhaps, I was confused with all the
Maven is great when used as a "more capable Ant", but sucks when used
for everything else that it has been so far been used for (like
attempting to create the Universe in 7 days).
Maven as a build dependency and testing setup tool is not bad but the
way it has been misused for everything else so f
For users of SmartGWT, or any other highly customised GWT framework,
you might say that we should let them develop their own xml ui
definition strategy.
To preempt any possibility that UIBinder architects might remotely
have such an attitude - I would say that attitude, if existent, is
wrong.
Wro
Nope, I am not asking about Guice with RemoteServiceServlet for RPC.
Is it possible to use Guice on GWT widgets and related client-side
manoeuvres?
I don't expect the answer to be yes because the native code for GWT
client is javascript not JVM byte-code.
So, any plans for Guice on client-side G
I went into bikeshed jar in gwt2.1m1 plugin directory in eclipse and
edited ValueStore.gwt.xml to insert the line
.
After which, GWT copiulation proceeded without error and my
application ran without error or interference from bikeshed demo.
The question remains, why is the bikeshed app includ
Dear GWT 2.1M1 releasors,
I have encountered the same issue as Paul.
Why is there a bikeshed demo project included when I enable GWT2.1M1
in Eclipse.
It used to be, when I enabled GWT2.0, there would be only two jar
files - gwt-dev and gwt-user.
However, with 2.1M1, there is an extra bikeshed jar
The answer lies in com.google.gwt.i18n.client.Dictionary
If the entrypoint module is reachable thro /MakeAGoodGuess/
Employer.jsp,
then the url you could use is /MakeAGoodGuess/Employer.jsp/pg3.
Presuming
- you know how to parse the subpath of request url from the request
object of the jsp page,
I cannot get contents of LayoutPanel to display after
placing it inside a verticalpanel which in turn is
placed inside a TabLayoutPanel,
all thro UIBinder.
Chrome would display a little bit but contents of LayoutPanel is all
blank for FF.
In standards mode.
Any one else have trouble with Layo
Wouldn't your initial question be like -
What is the best power tool to use to build the fence around my garden
if I wish to plant my garden with tulips.
But later on in your post, you reveal that your question actually has
nothing to do with GWT, just as growing tulips has nothing to do with
cho
UserService is meant to be use on server side, not client side.
You could follow my tutorial on how to use GWT client to perform
Google login:
http://h2g2java.blessedgeek.com/2010/05/accessing-google-userservice-from-gwt.html
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I don't understand why you would face a problem.
Isn't your json response like this
{ cell5:bigtoe,
cell12:smalltoe
}
so that, you know which cell to update when the response comes back.
And you might even consider a similar param-value pair json structure
when the client sends the request to t
Yes, you could set and get session attributes to store any data, as
long as the you wish to share the data within the same session.
But what if, the data need to be shared across session? What if your
application needs to be robust so that in case the session died due to
power outage and the user n
Why asynchronous?
This is a classic examination question in data communications.
Why serializable? - another classic examination question.
Classic - meaning that the professors in data communication would want
to ensure you understand them before they would like you to be given a
piece of paper
Response from GWT RPC is asynchronous. Asynchrony (condition of being
asynchronous), is a desirable form of communication between browser
and server because it allows avoiding your web page from becoming
unresponsive while waiting for the response from the server.
Therefore, you have to take steps
Guess what!
I transferred my GWT app to the Vista 64 on the other side of the
dualbooted machine but running 32bit Chrome (no such thing as a 64bit
chrome currently), which requires a 32 bit jvm to run oophm. The GWT
compilation was a breeze, comparatively. Wow 20 seconds versus 5 - 10
minutes on t
http://h2g2java.blessedgeek.com/2010/05/vaadin.html
http://h2g2java.blessedgeek.com/2010/05/using-vaadin-with-google-app-engine.html
Vaadin is very attractive and manageable. With Vaadin you do not have
to worry about RPC. You can declare objects and classes and presume
their visibility would spre
Your question concerns the most basic principle of GWT RPC -
How to pass various data types between server and client.
I am jumping to unqualified conclusion the reason you chose to define
the List static is probably because you are hoping that the static
object could be shared between client and
addendum - it should have been:
I replaced my workstation with core core 2 quad ...
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I was using ubuntu 9.10 on dual core pentium D 2.8 GHz 2GB 667 MHz
DDR2.
I have three GWT modules on GAE development server. Whenever I launch
an initial oophm, Firefox freezes for 5 mins and the system runs at
2x100%. And the cooling fans go crazy and loud.
OK, no prob'm. I replaced my workstati
I do realise that I could be looking at
com.google.gwt.uibinder.elementparsers.TabLayoutPanelParser.
So, how do I get gwt compiler to use SuperDuperTabLayoutPanelParser,
which I supposedly would create?
All because I want to put a close button on the tab, actually!!!
May be, I should just patch T
Could someone point me to literature or give me a few pointers.
For example, I wish to extend TabLayout into SuperDuperTabLayout, but
GWT compiler would not recognise the child nodes of
SuperDuperTabLayout.
Hullo
blah ... blah
GWT compiler says i
With ref to your question:
"So am I right to think that I should never use widget inside UiBinder
xml except if I have the attribute ui:field (in other words, except if
I need it in the Java code)?"
I don't think this can be true for me.
In fact, I am glad that GWT compiler instantiates all the w
You can specify in the gwt.xml to restrict compilation to a certain/
list of browser(s). I would do it to restrict to firefox because I am
using firefox to test my development. Why should I waste my precious
time waiting for gwt to compile for all six "permutations" when during
development I only u
A html or jsp file is used to launch the xxx.nocache.js, which then
decides which browser "permutation" to use.
xxx
In my case, I am using a jsp. When the JSP is executed, it discovers
some conditions. I wish to pass these conditions as variables to the
GWT generated javascrip
I have an entrypoint module Main.
I have another entrypoint module User
User inherits non-entrypoint module UserPersistence.
At some time, I inadvertently had module UserPersistence inherit Main.
That is, User module effectively inherits Main.
The result was, when module User is displayed, it w
I have an entrypoint module Main.
I have another entrypoint module User
User inherits non-entrypoint module UserPersistence.
At some time, I inadvertently had module Persistence inherit Main.
That is, User module effectively inherits Main.
The result was, when module User is displayed, it was o
I thought, I did not need to expose the innards of my app.
The namedframe housed in the dialogbox is actually a google or open id
login.
Since both google and open id login/outs require uri and callbacks, I
cannot possibly eliminate the frame so that Main and User could refer
to each other in any
Then, the next question that begs to be answered is,
Is maintaining a static reference a good practice for inter-frame
communication?
If I used only one browser session, I invoked Main entrypoint on two
separate Firefox tabs,
will both instances of Main be contending to write to "static public
Mai
Certainly this is a trivial matter but for all the efforts put in to
write a fairly comprehensible JSNI explanation in the GWT docs, I am
unable to find any clarification on how the DOM is mapped by GWT.
Because, when I do the following (instance of user using a static
reference to Main to call re
My GWT application has an entry point module Main.
Main has a class method refresh() to refresh its menubar.
Main also is able to be triggered to popup a DialogBox, where the
DialogBox contains and NamedFrame.
The NamedFrame is given the URL to another entrypoint module User
within the same appli
Oy, now that is a different issue.
You are using GAE?
If you are developing GWT with no intentions of deploying to Google's
App Engine servers, you should disable GAE option in Eclipse.
Otherwise, if you are developing for deploying on GAE, you have to
realign your programming habits and attitude
Coincidentally, I am here at this group to ask a similar question.
DialogBox is a rather simplified widget and the GWT team has taken
extraneous efforts that disallow the caption from being modified.
DialogBox caption bar does not have close button and it is not re-
sizable through visual means. S
There was an error in transcribing the code to the forum window.
Lazypanel should not be there.
So here's the problem again with the ui xml corrected.
[code file="WhateverPanel-Confirm.ui.xml"]
Proceed
[/code]
I circumvented the problem by extracting conf
Does anyone else face this problem.
My Firefox or Chrome sessions to web sites frequently hangs when I run
GWT hosted code server.
And then the vista laptop and mac running on the same wireless router
has no problems access the web.
I have to terninate the Firefox browser running the code server
Two classes are built with UIBinder, DialogPanel and WhateverPanel.
WhateverPanel extends DialogPanel.
The problem is that GWT compiler complains that it cannot find
DialogPanel's uibinder fields in WhateverPanel's ui.xml, but the
fields are not used or exposed to WhateverPanel. That is, uibinder
It is with the understanding that to use PopupPanel or other
derivatives of SimplePanel (e.g. DialogBox), you can only use one
child widget.
SimplePanel, as its name suggests, allows only one child widge. And
you need to use setWidget to set the child widget. That is why it is
called "Simple".
In
FileOutputStream is a Java platform feature.
GWT runtime is not Java platform but javascript platform.
GWT merely uses the Java platform and language to create code native
to the javascript platform. That is whatever GWT source code you are
coding are translated/compiled into javascript and will
Hi and lo and behold,
lend me your tears,
programmers, young and old,
or, send me your kegs of beer,
Thousands apologies for as so bold
as off-topic I am to veer,
Google is churning out one hazardous technology after another, like
GWT. Their technology is so hazardous to competitors that compet
BTW, every time I make a posting on Google groups, a web hosting
company harvests my email id by projecting it from my google groups
avatar.
I urge anyone who is experiencing this to report that web hosting
company to
http://ftc.gov/complaints.
FTC does no't prosecute per complaint but if enough vo
Vaadin is very suitable for many scenarios, if not most scenarios.
The problem is ...
For every web project I have ever built, there are about a few of the
pages of any project where I needed to do something different from the
normal presentation framework. Whatever the framework is.
When I nee
It appears more likely that case#1 is the possibility.
I had a parameter reference in UIPopup,ui.xml which I intended to
define in UIPopup.java.
Unfortunately, the same variable has been defined in the subclass and
UIBinder intelligently assumed I wanted to use the variable in the
subclass.
I rena
Vaadin is not GWT. Vaadin makes use of GWT as the browser presentation
component. There is a lot more within vaadin that is not GWT.
Vaadin is a web application framework which presents and integrated
perception to the programmer unifying the server and client
components.
Vaadin is architected wit
I have a class UIPopup which is coded with UIBinder.
public class UIPopup
extends DecoratedPopupPanel
{
private static PopupUiBinder uiBinder =
GWT.create(PopupUiBinder.class);
interface PopupUiBinder
extends UiBinder{}
@UiFactory
public UIPopup getThis(){
return this;
}
Another typo correction:
Where is there a comprehensive documentation for uibinder, or do I
have to read the code to read the specification?
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Correction to my typo (due to angst of furiously googling for a
comprehensive uibinder documentation):
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How to use
ui:data, ui:ph (what's that??), ui:attribute, etc??
In
http://code.google.com/webtoolkit/doc/latest/DevGuideUiBinder.html,
it says
"You can make resources available to your template via the
element, but at the cost of having them instantiated for you."
Is it implying that with @uifac
Sorry, I reread your post quite a few times and I am still feeling
fuzzy if I had the comprehension to understand it.
I've tried this before, mixing the gwt compilation output of all the
modules into the same folder in the war.
I don't think that is necessary. If I wanted all the modules in the
s
Hey people, I know I have pasted the link to this my blog post as
answer to quite a few questions but somehow this post seems to be to
answer to quite a few questions here. So here it goes again ...
http://h2g2java.blessedgeek.com/2010/02/tutorial-gwt-rpc-stub-modified-with.html.
The trick is not
Need more details. Which version of gwt are you using?
For gwt 1.7 I had to do this.
It is possible your problem is due to your failure to declare
typeargs.
Whenever you use your own serializable classes you have to @annotate
its structure in the comment section of the code to inform gwt
compile
Excellent! Where is this found in the documentation?
On Feb 23, 6:00 am, Thomas Broyer wrote:
> On Feb 23, 1:20 pm, Blessed Geek wrote:
> Just use "_self".
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I have been extending SmartGWT to be UIBinder-friendly, widget by
widget, on a as-needed basis.
They can be found at
http://code.google.com/p/synthfuljava/source/browse/#svn/trunk/gwt/smartgwt/org/synthful/smartgwt.
I would like to find partners in this effort and perhaps create a new
google code
I have simple explanation and example here:
http://h2g2java.blessedgeek.com/2010/02/tutorial-gwt-rpc-stub-modified-with.html.
For a more detailed example, such as using JSPs (instead of plain
servlets) as GWT RPC servicers:
http://h2g2java.blessedgeek.com/2009/08/gwt-rpc.html.
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GWT creates quite a few frames.
I have a formpanel. I wish to set its target to the current frame on
which the rootpanel resides.
As a start, I wish to define the term "current frame" to mean the
frame on which all the gwt widgets are displayed.
I have been using two techniques to set the target
Thx Marcus, I just discovered that after careful rereadng of the GWT
UIBinder guide.
On Feb 14, 7:23 am, Marcus Christensson
wrote:
> The trick is to add an annotated constructor. In your case the
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Here is the what I was trying to do when I encountered this bug/
misfeature
http://h2g2java.blessedgeek.com/2010/02/gwt-and-uibinder-password.html.
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Ooops sorry, I did not realise I have already communicated this to you
in your other post.
On Feb 14, 7:27 pm, Blessed Geek wrote:
> Do you think the way I am using dialog box might help you?
> You have to dig the dialogbox needle among the stack of GWT RPC hay in
> my
>
Do you think the way I am using dialog box might help you?
You have to dig the dialogbox needle among the stack of GWT RPC hay in
my tutorial
http://h2g2java.blessedgeek.com/2010/02/tutorial-gwt-rpc-stub-modified-with.html.
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The only usable layout for UIBinder is DockLayoutPanel, which is not
applicable for most layout requirements. Without useable layouts,
uibinder is a good demo technology but unuseable.
The Grid widget for example.
No setColumnCount nor setRowCount nor add(widget) methods.
OK, that's simple. I'll
I have a rather complete explanation here.
http://h2g2java.blessedgeek.com/2010/02/tutorial-gwt-rpc-stub-modified-with.html
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Never mind!
I moved stylename and animation to dialogbox from verticalpanel. It
works. Sorry for the confusion.
OK! UI Binder is Gwwweat!
Perhaps, much better than JavaFx or Silverlight (i.e., any plans for a
desktop non-servlet version of UIBinder?)
What are the plans for GWT and UIBinder for e
When you use Eclipse Google plugin to create a new EntryPoint class,
it gives you one with a simple RPC example with a DialogBox. I
translated the DialogBox to a UIBinder.
[code]
Sending name to the server:
Twenty years ago, someone once told me that doing business in China is
like having the rules changed in the middle of a ball game.
Unlike China, Japanese management rewards you for highlighting
ambiguities in instructions and policies. Japanese management takes
pains to ensure you are well aware o
Never mind!
I found the answer.
Placing
-codeServerPort 9998
in program arguments text box
in arguments tab
of eclipse run configuration
would set the codeServer Port to 9998,
or whichever port I choose.
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On Dec 27, 1:47 am, "Paul Grenyer" wrote:
Go into your project settings and tick the box labelled something like
find available port or enter a different port for one of your apps.
I don't the answer above applies because ...
This is not about the application context port which I set different
[ERROR] Unable to bind socket on port 9997 -- is another session
active?
java.net.BindException: Address already in use at
java.net.PlainSocketImpl.socketBind(Native Method)
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I am using GWT 2.0 on eclipse plugin.
I need to test two or more applications simultaneously in eclipse.
However, when I start the second app, the GWT Development notification
window says " ... failed to open port 9997 ...". Should I ignore this
error msg?
How should I test two or more apps simu
In Flash, I could create an async socket.
Which is very useful because it allows server pushing data
asynchronously (i.e. on the events of new data is available or changes
in data) to the client without the client's constant initiative.
Does GWT have a means to create async sockets?
Actually, ho
Is that what the as() method is for?
Thanks!
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Hey bhanu, yours is the classic repeated question.
You created a new entry point by copying an existing entry point to
another folder?
But you did not copy the entry point's module inheritance definition,
right?
GWT works this way.
Say you have an Entry point module, examples.fish.Salmon
you wou
I am feeling intrigued why FormPanel
- has a getTarget method
- but not setTarget method
???!!!
Is this deficit due to another programming-style-paternalism or simply
an overlooked absent feature due to be rectified in a later released
later? Why can't I be allowed to change the target in the mi
I suppose the actual word is "hearsay" rather than "heresay".
Furthering my engagement in trivial semantics, so my other question
is, begging your pardon for indulging in technical jargon purism,
Is GWT "RPC" can really be called "RPC". If it can be called RPC, then
every time I time into my brow
Dear GWT team,
This may seem trivial but I think even if it is worth just a paragraph
or two, you should document the new requirements rather than just
referring to "unlike pre-gwt1.5, you have to used parameterised types"
in blogs and discussions.
Having proper documentation makes it "professio
Rather, it is more accurate to say that I set the absolute distance of
the panels 90px from the top of the root panel - to make room for page
logo and header text.
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Is it true that GWT is not qualified to work on Chrome and Safari?
(Having previously been on quality engineering, the term "qualified" I
use carries a certain industrial sense.)
I created a site with tabs, where each tab is associated with a panel.
And the panels respectively display documents f
All right and thanks, based on your advice and further reading ...
I uploaded my app engine + gwt app at
http://links.blessed-are-the-geek.com/home .
I created a GWT based generic site builder where anyone could build a
site by specifying the sitemap.
I used two json techniques:
1. The sitemap
>
> As for why "JavaScript" is referred to as native, well, you can't
> write JavaScript in Java code without the compiler getting upset yet
> it's sometimes useful to do. The clever way in which GWT gets around
> this is to use Java's native interface syntax, hence by extension the
> Javascript
Really, I don't understand why callback is needed.
The article and another article
http://code.google.com/support/bin/answer.py?answer=55954&topic=10213
presume the reader knows why a callback is required.
Right now, I am guessing ... is it because what old time programmers
call the "racing con
There is a nice article on JSON over GWT. (Or is it GWT over JSON)
http://code.google.com/support/bin/answer.py?answer=65632&topic=11368
I don't understand the reason for callbacks to get JSON data as I
could just code a RESTful URL for src. Therefore, I simply use the
script tag:
But that is n
I am wondering why GWT team has overlooked the need for
- get (String key) method
- toArray() method
Therefore, I had to extend JsArray
public class JsObjectArray
extends JsArray
{
protected JsObjectArray(){}
final public native String get(String key)
/*-{return this[key];
}-*/;
Proposal for a Google Web Machine (GWM) that would integrate the whole
Google web environment and unify the programming and construction of
web presentation of Google products like Blogger, Page Creator, Sites,
App Engine, adsense, Apps, etc
1. Shareable libraries/widgets based on Blogger Templat
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