I'm afraid that I'm not that professional in GWT yet. Would you please
tell me what changes should I do in pseudo code at least?
I mean, how would I do set fire events to MyDataStructure and how to
register MyObject to handle it??
On Oct 30, 12:48 pm, Thomas Broyer <[EMAIL PROTECTED]> wrote:
> On 30 oct, 10:35, Muhannad <[EMAIL PROTECTED]> wrote:
>
>
>
> > On Oct 30, 12:12 pm, Thomas Broyer <[EMAIL PROTECTED]> wrote:
>
> > > (I'm really wondering what use case you have to need reloading your
> > > module *and* get a hint about the reload count)
>
> > Well, my application needs to do the following:
> > 1. OnModuleLoad()
> > a. load data from data base into data structure let's say
> > MyDataStructure
> > for example:
> > private MyDataStructure my_data = new MyDataStructure();
>
> > public void OnModuleLoad(){
> > MyDataStructure = load_data_from_db();
> > .....
>
> > b. pass this data structure to a child (not in terms of
> > inheritance, composition maybe) object (let's say MyObject) that could
> > manipulate this data structure (set some attributes to that data)
> > ...
> > MyObject my_object = new MyObject(my_data);
> > ...
>
> > c. display that object (MyObject) in some container, taking into
> > account its data (already passed by its parent)
> > ...
> > Panel my_panel = new Panel();
> > my_panel.add(my_object);
> > ...
>
> > 2. on MyObject class
>
> > public class MyObject extends Composite{
> > private MyDataStructure my_data = new MyDataStructure();
>
> > public MyObject(MyDataStructure my_data){
> > this.my_data = my_data;
> > }
>
> > //here somewhere and depending on some actions MyObject class
> > could add some attributes to its data e.g. setVisible(false)...
>
> > }
>
> > So, I need, depending on an action button to reflect that changes on
> > that displayed object on the panel but I don't need the whole data to
> > be reloaded .. how could I do that?
>
> Tell your MyObject that the MyDataStructure has changed and that it
> should refresh. To do that, you could have MyDataStructure "fire
> events" and MyObject register to handle them.
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