Hi,
At what point does the surfaceCreated() method fire? I presume its
after we add the callback interface with addCallback?
On Dec 12, 5:19 pm, RichardS <richardswingw...@googlemail.com> wrote:
> Steve,
>
> This is my understanding of it:
>
> The file res/layout/lunar_layout.xml describes the layout of the view.
> The src/R.java file is auto generated: it equates object ids to names.
>
> setContentView(R.layout.lunar_layout)
>
> 'reads' lunar_layout.xml file and creates and instance of the
> LunarView class and hence the View itself.
> If you look in the XML file it contains an Id string "@+id/lunar":
> this is one of the ids that R.java
> defines a name for - in this case R.id.lunar.
>
> mLunarView = (LunarView) findViewById(R.id.lunar)
>
> searches all view for the one identified by R.id.lunar ( == "@+id/
> lunar"). This returns a reference to
> the LunaView instance created above which we store in a member
> variable.
>
> The constructor for LunarView created a private LunarThread object so
> doing:
>
> mLunarThread = mLunarView.getThread()
>
> enables us to retrieve a reference to the thread object.
>
> Hope that's correct and helpful!
>
> richard.
>
> On 12 Dec, 15:49, steve_macleod <steven_macl...@hotmail.com> wrote:
>
>
>
> > Hi,
> > I have been working through the lunarlander example application, in
> > an
> > attempt to understand the source code. I have run into a couple of
> > problems, and would really appreciate if someone could space a couple
> > of minutes to assist in may understanding.
>
> > The onCreate method contains the following:
>
> > protected void onCreate(Bundle savedInstanceState) {
> > super.onCreate(savedInstanceState);
>
> > // turn off the window's title bar
> > requestWindowFeature(Window.FEATURE_NO_TITLE);
>
> > // tell system to use the layout defined in our XML file
> > setContentView(R.layout.lunar_layout);
>
> > // get handles to the LunarView from XML, and its LunarThread
> > mLunarView = (LunarView) findViewById(R.id.lunar);
> > mLunarThread = mLunarView.getThread();
>
> > // give the LunarView a handle to the TextView used for
> > messages
> > mLunarView.setTextView((TextView) findViewById(R.id.text));
>
> > if (savedInstanceState == null) {
> > // we were just launched: set up a new game
> > mLunarThread.setState(LunarThread.STATE_READY);
> > Log.w(this.getClass().getName(), "SIS is null");
> > } else {
> > // we are being restored: resume a previous game
> > mLunarThread.restoreState(savedInstanceState);
> > Log.w(this.getClass().getName(), "SIS is nonnull");
> > }
> > }
>
> > I can see that we are performing the following:
> > Turn off the title bar in the window
> > Set the activity content to the lunar_layour layout file
> > gets a reference to the 'lunar' layout
> > gets a reference to the thread member of the LunarView class
> > give the LunarView a reference to the textview for game
> > messages
> > we then set the state of the lunar thread to STATE_READY,
> > which also
> > outputs a bunch of status messages
>
> > The problem is that after executution of setState, the code seems to
> > end. I can see no sections of code that actually creates the
> > LunarView
> > or LunarThread objects, which are required to start the game proper.
> > Obviously I am missing something here, I was wondering if anyone
> > could
> > assist! Thanks lots!- Hide quoted text -
>
> - Show quoted text -
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