Okay, I see. That clears up a lot.
Thank you.
On Mar 12, 9:47 pm, Justin Anderson <magouyaw...@gmail.com> wrote:
> *> I know what "this" is. What is confusing is that a lot of developers
>
> > are using <class name>.this. It does not make sense to me to use <class
> > name>.this. When I see <class name>.something it looks like a static
> > access.*
>
> That syntax is only used for an inner class to access the outer class...
> Here is a simple example:
>
> public class A
> {
> protected int x;
> protected B instanceOfB;
>
> public A()
> {
> x = 5;
> instanceOfB = new B();
>
> instanceOfB.getX(); //returns 6
> instanceOfB.getOuterX(); //returns 5
> }
>
> public class B
> {
> protected int x;
> public B()
> {
> x = 6;
> }
>
> public int getX()
> {
> return this.x;
> }
>
> public int getOuterX()
> {
> return A.this.x;
> }
> }
>
> }
>
> Hope this little example clears things up a bit... Obviously this is
> extremely simplified, but it shows when to use "this" and when to use
> "<ClassName>.this"
>
> Thanks,
> Justin Anderson
> MagouyaWare Developerhttp://sites.google.com/site/magouyaware
>
>
>
>
>
>
>
> On Mon, Mar 12, 2012 at 8:43 PM, bob <b...@coolfone.comze.com> wrote:
> > I know what "this" is. What is confusing is that a lot of developers
> > are using
> > <class name>.this. It does not make sense to me to use <class
> > name>.this. When I see <class name>.something it looks like a static
> > access.
>
> > On Mar 12, 3:02 pm, Justin Anderson <magouyaw...@gmail.com> wrote:
> > > Remove the Main_Activity part... It isn't needed.
>
> > > You should probably brush up a bit on Java as well... Here is a link to
> > > some info about how and why "this" works the way it does:
> >http://docs.oracle.com/javase/tutorial/java/javaOO/thiskey.html
>
> > > Thanks,
> > > Justin Anderson
> > > MagouyaWare Developerhttp://sites.google.com/site/magouyaware
>
> > > On Mon, Mar 12, 2012 at 3:36 PM, bob <b...@coolfone.comze.com> wrote:
> > > > I don't understand why it lets me do something like this in onCreate:
>
> > > > Context c = Main_Activity.this;
>
> > > > That sure looks like a static access.
>
> > > > On Mar 12, 12:46 pm, Justin Anderson <magouyaw...@gmail.com> wrote:
> > > > > What does your code look like? The "this" keyword is not accessed
> > > > > statically... it is a member of your class instance.
>
> > > > > Thanks,
> > > > > Justin Anderson
> > > > > MagouyaWare Developerhttp://sites.google.com/site/magouyaware
>
> > > > > On Mon, Mar 12, 2012 at 1:42 PM, bob <b...@coolfone.comze.com>
> > wrote:
> > > > > > I tried accessing Main_Activity.this, but Eclipse says:
>
> > > > > > No enclosing instance of the type Main_Activity is accessible in
> > > > > > scope.
>
> > > > > > I don't know why it won't let me do it.
>
> > > > > > On Mar 12, 11:44 am, Carlos Silva <r3...@r3pek.org> wrote:
> > > > > > > "this" on a class that extends Activity isn't simple enough?
>
> > > > > > > On Mon, Mar 12, 2012 at 17:39, bob <b...@coolfone.comze.com>
> > wrote:
> > > > > > > > Why is there no static function like
> > Activity.getCurrentActivity()?
>
> > > > > > > > Right now, I am saving the Activity in a static variable in
> > > > onCreate
> > > > > > > > so I can access it easily later on. I suspect there must be a
> > > > better
> > > > > > > > way.
>
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