Ok I got it.
Make your SecondActivity as abstract class in yr library and create a
clientSecondActivity class and extend SecondActivity
OverRide onCreate() method and add required views.
thanks
Chenna
On Oct 26, 7:47 pm, Francesco <nolano...@gmail.com> wrote:
> Ok, thanks Chenna, for your help ..
>
> maybe i didn't make my self very clear, I'm very sorry...
>
> Setting the text resource from my client app to library was just an
> example.. I was actually trying to modify the Activity library
> behavior, overwriting it on the client app that is using the library
> (if possible).
> As it is very simple to redefine resources in a project using a
> library, I was wondering whether there is a way to redefine classes
> (in particular, activities) in a project, overwriting or extending the
> library ones...
>
> So, in my example, I was trying to overwrite SecondActivity defined in
> library, in order to modify its behavior ... in the example above,
> I've just changed text in TextView, but I could do more, for example I
> would implement a different functionality in activity project , or
> adding programmatically a new view ...
>
> thanks
> francesco
>
> On 26 Ott, 15:42, Chenna <chenn...@gmail.com> wrote:
>
>
>
>
>
>
>
> > As per my understanding you have two activities in your library. So
> > you want to provide your library for another apps to use it. You want
> > to set text resource from your client app to your library activity. If
> > you want only resource. Create a class Configurator and declare a
> > static variable testdata and assign R.string.Textdata this R is
> > belongs to your library. And use this variable to set in yr text view.
>
> > When you create a Client app Activity get the string resource from
> > client app resource and assign Configurator.testData =
> > R.string.testdata this R is from client app.
>
> > thanks
> > Chenna
>
> > On Oct 26, 6:26 pm, Francesco <nolano...@gmail.com> wrote:
>
> > > Thanks, Chenna, for your reply;
>
> > > but I have some doubts more... Could you better explain me , with
> > > sample code?
>
> > > You say: "Declare your activity as abstract class in library" => ok,
> > > in this way (right?)
>
> > > **************************************************************************
> > > public abstract class SecondLibraryActivity extends Activity{
>
> > > @Override
> > > public void onCreate(Bundle savedInstanceState) {
> > > super.onCreate(savedInstanceState);
> > > setContentView(R.layout.second_activity);
>
> > > TextView t = (TextView) findViewById(R.id.textView);
>
> > > t.setText("Hello, i'm second activity on library!!!");
> > > }}
>
> > > **************************************************************************
>
> > > then, "create a new activity in client apps using that library.": =>
> > > like this (right?)
>
> > > *************************************************************************
> > > public class SecondLibraryActivity extends Activity{
>
> > > @Override
> > > public void onCreate(Bundle savedInstanceState) {
> > > super.onCreate(savedInstanceState);
> > > setContentView(R.layout.second_activity);
>
> > > TextView t = (TextView) findViewById(R.id.textView);
>
> > > t.setText("Hello, i'm second activity on project!!!");
> > > }
>
> > > }
>
> > > *************************************************************************
>
> > > now, in Manifest Project, which activity must I declare ???
>
> > > * if a refer to project activity :
> > > <application android:icon="@drawable/icon" android:label="@string/
> > > app_name">
> > > <activity
> > > android:name="com.nolanofra.app.androidLibraryExample.AndroidLibraryExample
> > > Activity">
> > > <intent-filter>
> > > <action android:name="android.intent.action.MAIN" />
> > > <category
> > > android:name="android.intent.category.LAUNCHER" />
> > > </intent-filter>
> > > </activity>
>
> > > <activity android:name=".SecondLibraryActivity">
> > > </activity>
>
> > > </application>
>
> > > then I have an arror in AndroidLibraryExampleActivity at line:
> > > Intent intent = new Intent(AndroidLibraryExampleActivity.this,
> > > SecondLibraryActivity.class);
>
> > > with ActivityNotFoundException;
>
> > > * if I refer to library activity:
>
> > > <activity
> > > android:name="com.nolanofra.app.androidLibraryExample.AndroidLibraryExample
> > > Activity">
> > > <intent-filter>
> > > <action android:name="android.intent.action.MAIN" />
> > > <category
> > > android:name="android.intent.category.LAUNCHER" />
> > > </intent-filter>
> > > </activity>
>
> > > <activity
> > > android:name="com.nolanofra.app.androidLibraryExample.SecondLibraryActivity
> > > ">
> > > </activity>
>
> > > then it will be run always code of library activity.
>
> > > I don' t understand when you say: "Declare a configuration class with
> > > static variables for your library. Assign resource ids with your local
> > > R.ids ..."
> > > Could you explain me with an example?
>
> > > Thanks for you patience,
> > > francesco
>
> > > On 26 Ott, 14:29, Chenna <chenn...@gmail.com> wrote:
>
> > > > Declare your activity as abstract class in library and create a new
> > > > activity in client apps using that library.
>
> > > > Declare a configuration class with static variables for your library.
> > > > Assign resource ids with your local R.ids. If required you can allow
> > > > yr client apps can configure required resources for the same.
>
> > > > hope this helps.
>
> > > > thanks
> > > > Chenna
>
> > > > On Oct 26, 2:18 pm, Francesco <nolano...@gmail.com> wrote:
>
> > > > > hi all,
>
> > > > > this is my situation: i have a library project, and a project
> > > > > referencing it. I know that is very simple to redefine any resource in
> > > > > my project, because in cases where a resource ID is defined in both
> > > > > the application and the library, the tools ensure that the resource
> > > > > declared in the application gets priority and that the resource in the
> > > > > library project is not compiled into the application .apk ( from
> > > > > android developers web site ).
>
> > > > > But: how can i do to redefine source (for example, override an
> > > > > activity) in my project?
>
> > > > > I have implemented some code samples, to better explain my problem:
>
> > > > > In my library project, i have two activities:
>
> > > > > *AndroidLibraryExampleActivity:
> > > > > ********************************************************************
>
> > > > > package com.nolanofra.app.androidLibraryExample;
>
> > > > > import android.app.Activity;
> > > > > import android.content.Intent;
> > > > > import android.os.Bundle;
> > > > > import android.view.View;
>
> > > > > public class AndroidLibraryExampleActivity extends Activity {
> > > > > /** Called when the activity is first created. */
> > > > > @Override
> > > > > public void onCreate(Bundle savedInstanceState) {
> > > > > super.onCreate(savedInstanceState);
> > > > > setContentView(R.layout.main);
>
> > > > > }
>
> > > > > public void onSecondActivityGo (View v)
> > > > > {
> > > > > Intent intent = new Intent(AndroidLibraryExampleActivity.this,
> > > > > SecondLibraryActivity.class);
>
> > > > > startActivity(intent);}
>
> > > > > ***************************************************************************
> > > > > *******************
>
> > > > > and SecondLibraryActivity:
> > > > > **************************************************************
>
> > > > > package com.nolanofra.app.androidLibraryExample;
>
> > > > > import android.app.Activity;
> > > > > import android.os.Bundle;
> > > > > import android.widget.TextView;
>
> > > > > public class SecondLibraryActivity extends Activity{
>
> > > > > @Override
> > > > > public void onCreate(Bundle savedInstanceState) {
> > > > > super.onCreate(savedInstanceState);
> > > > > setContentView(R.layout.second_activity);
>
> > > > > TextView t = (TextView) findViewById(R.id.textView);
>
> > > > > t.setText("Hello, i'm second activity on library!!!");
> > > > > }}
>
> > > > > ***************************************************************************
> > > > > *******************
>
> > > > > Manifest of library project is:
> > > > > ************************************************************
> > > > > <?xml version="1.0" encoding="utf-8"?>
> > > > > <manifest xmlns:android="http://schemas.android.com/apk/res/android";
> > > > > package="com.nolanofra.app.androidLibraryExample"
> > > > > android:versionCode="1"
> > > > > android:versionName="1.0">
> > > > > <uses-sdk android:minSdkVersion="8" />
>
> > > > > <application android:icon="@drawable/icon" android:label="@string/
> > > > > app_name">
> > > > > <activity android:name=".AndroidLibraryExampleActivity"
> > > > > android:label="@string/app_name">
> > > > > </activity>
>
> > > > > <activity android:name=".SecondLibraryActivity"
> > > > > android:label="@string/app_name">
> > > > > </activity>
>
> > > > > </application>
> > > > > </manifest>
> > > > > ***************************************************************************
> > > > > **********************
>
> > > > > In my project referencing library, I want to redefine
> > > > > SecondLibraryActivity in order to change text displayed in text view,
> > > > > for example I would like to do some of this:
>
> > > > > package com.nolanofra.app.sampleProjectUsingLibrary;
>
> > > > > import android.app.Activity;
> > > > > import android.os.Bundle;
> > > > > import android.widget.TextView;
>
> > > > > import com.nolanofra.app.androidLibraryExample.R;
>
> > > > > public class SecondLibraryActivity extends Activity{
>
> > > > > @Override
>
> ...
>
> read more »
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