June 1997
Intermediate to advanced
318 pages
8h 17m
English
Content preview from Developing Java Beans
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Recreating the Sample Using BeanBox
In order to make the simulator Beans available to BeanBox, put a copy of Simulator.jar in the jars directory of your BDK installation (you could also leave it where it is and load it into BeanBox using the LoadJar entry of the File menu). Now start BeanBox and its toolbox window will show the simulator Beans, as shown in Figure 8.4.
Figure 8-4. Our Beans in the BeanBox’s toolbox
Now go ahead and add one instance of each simulator Bean to the form.
Remember that Temperature is an invisible Bean,
so make sure that you’ve got your BeanBox set to show invisible
Beans. After you add the Beans, your form will look something like
Figure 8.5. It doesn’t matter where you place
the Beans. I tried to put them in the same position as they were in
the SimulatorSample applet, but it really
doesn’t matter where you put them.
Figure 8-5. Building the simulator in the BeanBox
Now we have to make the appropriate
connections to wire things together. Let’s start by selecting
the Temperature object. We want to connect its
property change events to the Thermostat, so go
to the Edit menu and select the
propertyChange event. Remember that this is done
by following the cascading Event menu all the
way to propertyChange. Now pull the rubber-band line over to the edge of the ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.