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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.example.android.supportv4.app;
import com.example.android.supportv4.R;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentTransaction;
import android.app.Activity;
import android.content.res.TypedArray;
import android.os.Bundle;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
/**
* Demonstrates a fragment that can be configured through both Bundle arguments
* and layout attributes.
*/
public class FragmentArgumentsSupport extends FragmentActivity {
//BEGIN_INCLUDE(create)
@Override protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.fragment_arguments_support);
if (savedInstanceState == null) {
// First-time init; create fragment to embed in activity.
FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
Fragment newFragment = MyFragment.newInstance("From Arguments");
ft.add(R.id.created, newFragment);
ft.commit();
}
}
//END_INCLUDE(create)
//BEGIN_INCLUDE(fragment)
public static class MyFragment extends Fragment {
CharSequence mLabel;
/**
* Create a new instance of MyFragment that will be initialized
* with the given arguments.
*/
static MyFragment newInstance(CharSequence label) {
MyFragment f = new MyFragment();
Bundle b = new Bundle();
b.putCharSequence("label", label);
f.setArguments(b);
return f;
}
/**
* Parse attributes during inflation from a view hierarchy into the
* arguments we handle.
*/
@Override public void onInflate(Activity activity, AttributeSet attrs,
Bundle savedInstanceState) {
super.onInflate(activity, attrs, savedInstanceState);
TypedArray a = activity.obtainStyledAttributes(attrs,
R.styleable.FragmentArguments);
mLabel = a.getText(R.styleable.FragmentArguments_android_label);
a.recycle();
}
/**
* During creation, if arguments have been supplied to the fragment
* then parse those out.
*/
@Override public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Bundle args = getArguments();
if (args != null) {
CharSequence label = args.getCharSequence("label");
if (label != null) {
mLabel = label;
}
}
}
/**
* Create the view for this fragment, using the arguments given to it.
*/
@Override public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View v = inflater.inflate(R.layout.hello_world, container, false);
View tv = v.findViewById(R.id.text);
((TextView)tv).setText(mLabel != null ? mLabel : "(no label)");
tv.setBackgroundDrawable(getResources().getDrawable(android.R.drawable.gallery_thumb));
return v;
}
}
//END_INCLUDE(fragment)
}
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