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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