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Last modified by Steve Peery on 2013/05/29 14:41
From version 10.1
edited by Pascal Robert
on 2012/08/09 05:05
Change comment: There is no comment for this version
To version 7.1
edited by Pascal Robert
on 2011/12/27 07:05
Change comment: There is no comment for this version

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34 34  
35 35  Now, let's make the "Hello World" to be dynamic. If the HelloWorld application is still running, terminate it by clicking on the square red button in the **Console** tab.
36 36  
37 -In the project, open the **Sources** folder, open the **your.app.components** package and open **Main.java**. **Main.java** is the Java part of a Project Wonder component. If you check the content of the **Related** tab, you will see that **Main.java** is related to other files like **Main.wo** and **Main.api**, it's a good way to find out if a Java class is part of a component.
37 +In the project, open the **Sources** folder, open the **your.app.components** package and open **Main.java**. **Main.java** is the Java part of a Project Wonder component. If you check the content of the **Related** tab, you will see that **Main.java** is related to other files like **Main.wo** and **Main.api**, it's a good way to find out if a Java class is part of a component. [[image:RelatedTab.png||border="1"]]
38 38  
39 -[[image:RelatedTab.png||border="1"]]
40 -
41 41  In the **Main.java** editor tab, you will need to put one variable + one setter + one getter. Complete code:
42 42  
43 43  {{code language="java" theme="Eclipse"}}
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54 54  
55 55  Save the file.
56 56  
57 -So now we have a variable to display the content of a string. The next step is to open the HTML part of the component to actually display the string. In the **Related** view, double-click on the **Main.wo** file. This action will open the component in the Component Editor.
55 +So now we have a variable to display the content of a string. The next step is to open the HTML part of the component to actually display the string. In the **Related** view, double-click on the **Main.wo** file. This action will open the component in the Component Editor. [[image:ComponentEditor.png||border="1"]]
58 58  
59 -[[image:ComponentEditor.png||border="1"]]
60 -
61 61  Remove the Hello World text from the HTML and replace it with:
62 62  
63 63  {{code language="java" theme="Eclipse"}}
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64 64  <wo:str value = "$myTextForDisplay" />
65 65  {{/code}}
66 66  
67 -And save your modifications. You are now ready to run the application again. The first time you ran the application, it created a run configuration inside Eclipse, so to run the application again, click on the green circle with a white arrow in the toolbar, and select **HelloWorld**.
63 +And save your modifications. You are now ready to run the application again. The first time you ran the application, it created a run configuration inside Eclipse, so to run the application again, click on the green circle with a white arrow in the toolbar, and select **HelloWorld**. [[image:RunConfig.png||border="1"]]
68 68  
69 -[[image:RunConfig.png||border="1"]]
70 -
71 71  The application is now displaying the string for the Java variable You can terminate the application.
72 72  
73 73  Final step: making the string truly variable by having a small text field to update the string. To do so, go back into the Main component editor view and just after the //<wo:str_ call, add~://
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93 93  {{/code}}
94 94  
95 95  Run the project again, and update the string in the text field. It's now 100% dynamic Since we added a setter for the variable a couple of steps before, you don't need to set the string in the updateString method, that's the power of bindings.
96 -
97 -[[You can move on to the next tutorial>>Your First Rest Project]].