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From Todd Volkert <tvolk...@gmail.com>
Subject Re: Tutorial Runtime Error
Date Mon, 03 Aug 2009 22:51:23 GMT
Actually, in case you haven't read it yet, the WTKX primer on the Wiki is a
really good resource.  It can be found at
http://cwiki.apache.org/PIVOT/wtkx-primer.html
Cheers,
-T

On Mon, Aug 3, 2009 at 6:50 PM, Todd Volkert <tvolkert@gmail.com> wrote:

> Hi Scott,
> <ImageView image="..." /> translates to ImageView.setImage(String) (
> http://incubator.apache.org/pivot/1.3/docs/api/org/apache/pivot/wtk/ImageView.html#setImage(java.lang.String)),
> where the string is a resource name as per ClassLoader.getResource(String) (
> http://java.sun.com/javase/6/docs/api/java/lang/ClassLoader.html#getResource(java.lang.String)
> ).
>
> Thus, the path to your image must be found on your classpath.
>
> Alternatively, you can prepend the string with "@" and use a relative path,
> in which case the value will be converted to a URL relative to your WTKX
> file, and Imageview.setImage(URL) will be called.
>
> Hope that helps,
> -T
>
>
> On Mon, Aug 3, 2009 at 6:40 PM, Scott Lanham <lists@sael.com.au> wrote:
>
>> Hello,
>>
>> I am up to the part of the tutorial:
>> http://cwiki.apache.org/PIVOT/labels-
>> image-views.html<http://cwiki.apache.org/PIVOT/labels-%0Aimage-views.html>and
am doing something wrong but can't figure it out.
>>
>> Instead of just using the tutorial code as is I like to change things
>> slightly
>> so that I get a better feel for the toolkit. So I changed the location of
>> the
>> clock.png file but I get a "Null Image Alert" from the following code:
>>
>> <Window title="Labels" maximized="true"
>>    xmlns:wtkx="http://incubator.apache.org/pivot/wtkx/1.1"
>> xmlns="pivot.wtk">
>>    <content>
>>        <FlowPane styles="{padding:4, verticalAlignment:'center'}">
>>            <ImageView image="/home/scott/devel/src/clock.png"
>> cursor="crosshair"/>
>>            <Label text="What time is it?"/>
>>        </FlowPane>
>>    </content>
>> </Window>
>>
>> The file does exist in that location as I can take the path and paste it
>> into a
>> graphics editor. Any help appreciated.
>>
>> Cheers,
>>
>> Scott.
>>
>
>

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