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Subject: Re: custom attributes in library projects
From: =?ISO-8859-1?Q?Cl=E9ment_Plantier?= <clemplant...@gmail.com>
To: Android Developers <android-developers@googlegroups.com>
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Any update about this problem?

On Jul 9, 8:18=A0pm, Xavier Ducrohet <x...@android.com> wrote:
> Ah, there's a problem with the namespace.
>
> From aapt's point of view all the resources are compiled for the
> package name of the application (com.mycompany.test.app in your case),
> so your "customValue" attribute is defined in that namespace, and not
> in the namespace of thelibrary.
>
> At this time, the only solution is to remove the layout from thelibraryan=
d move it into the apps and edit the namespace to match the
> application package.
>
> We'll look at fixing this.
> xav
>
> On Thu, Jul 8, 2010 at 3:27 AM, Vladimir Lebedev-Schmidthof
>
>
>
> <dair....@gmail.com> wrote:
> > Hello,
>
> > Having custom attribute (in attrs.xml) inlibraryproject leads to
> > compilation fail of the project dependent of thatlibrary.
>
> > I.e.:
> > MyLib project (library)
>
> > AndroidManifest.xml:
> > <manifest xmlns:android=3D"http://schemas.android.com/apk/res/android"
> > =A0 =A0 =A0package=3D"com.mycompany.test.lib"
> > =A0 =A0 =A0android:versionCode=3D"1"
> > =A0 =A0 =A0android:versionName=3D"1.0">
> > ...
> > </manifest>
>
> > res/layout/main.xml:
> > <?xml version=3D"1.0" encoding=3D"utf-8"?>
> > <LinearLayout xmlns:android=3D"http://schemas.android.com/apk/res/
> > android"
> > =A0 =A0 =A0 =A0xmlns:my=3D"http://schemas.android.com/apk/res/
> > com.mycompany.test.lib"
> > =A0 =A0android:orientation=3D"vertical"
> > =A0 =A0android:layout_width=3D"fill_parent"
> > =A0 =A0android:layout_height=3D"fill_parent"
> > =A0 =A0>
> > <com.mycompany.test.lib.MyWidget
> > =A0 =A0android:id=3D"@+id/my_widget"
> > =A0 =A0android:layout_width=3D"fill_parent"
> > =A0 =A0android:layout_height=3D"fill_parent"
> > =A0 =A0my:customValue=3D"324"/>
> > </LinearLayout>
>
> > res/values/attrs.xml:
> > <resources>
> > =A0 =A0 =A0 =A0<declare-styleable name=3D"MyWidget">
> > =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0<attr name=3D"customValue" format=3D"int=
eger"/>
> > =A0 =A0 =A0 =A0</declare-styleable>
> > </resources>
>
> > And there are nothing in TestApp except AndroidManifest.xml:
> > <manifest xmlns:android=3D"http://schemas.android.com/apk/res/android"
> > =A0 =A0 =A0package=3D"com.mycompany.test.app"
> > =A0 =A0 =A0android:versionCode=3D"1"
> > =A0 =A0 =A0android:versionName=3D"1.0">
> > ...
> > </manifest>
>
> > And aapt says that
> > res/layout/main.xml:13: error:No resource identifier found for> attribu=
te'customValue' in package 'com.mycompany.test.lib'
>
> > How to avoid this except for no having custom attributes inlibrary?
>
> > --
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>
> --
> Xavier Ducrohet
> Android SDK Tech Lead
> Google Inc.
>