/ABSherlock-Fragments/src/com/actionbarsherlock/sample/fragments/FragmentArgumentsSupport.java

  1/*
  2 * Copyright (C) 2011 The Android Open Source Project
  3 *
  4 * Licensed under the Apache License, Version 2.0 (the "License");
  5 * you may not use this file except in compliance with the License.
  6 * You may obtain a copy of the License at
  7 *
  8 *      http://www.apache.org/licenses/LICENSE-2.0
  9 *
 10 * Unless required by applicable law or agreed to in writing, software
 11 * distributed under the License is distributed on an "AS IS" BASIS,
 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 13 * See the License for the specific language governing permissions and
 14 * limitations under the License.
 15 */
 16
 17package com.actionbarsherlock.sample.fragments;
 18
 19import android.app.Activity;
 20import android.content.res.TypedArray;
 21import android.os.Bundle;
 22import android.support.v4.app.Fragment;
 23import android.support.v4.app.FragmentTransaction;
 24import android.util.AttributeSet;
 25import android.view.LayoutInflater;
 26import android.view.View;
 27import android.view.ViewGroup;
 28import android.widget.TextView;
 29import com.actionbarsherlock.app.SherlockFragment;
 30import com.actionbarsherlock.app.SherlockFragmentActivity;
 31
 32/**
 33 * Demonstrates a fragment that can be configured through both Bundle arguments
 34 * and layout attributes.
 35 */
 36public class FragmentArgumentsSupport extends SherlockFragmentActivity {
 37
 38    @Override protected void onCreate(Bundle savedInstanceState) {
 39        setTheme(SampleList.THEME); //Used for theme switching in samples
 40        super.onCreate(savedInstanceState);
 41        setContentView(R.layout.fragment_arguments_support);
 42
 43        if (savedInstanceState == null) {
 44            // First-time init; create fragment to embed in activity.
 45            FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
 46            Fragment newFragment = MyFragment.newInstance("From Arguments");
 47            ft.add(R.id.created, newFragment);
 48            ft.commit();
 49        }
 50    }
 51
 52
 53
 54    public static class MyFragment extends SherlockFragment {
 55        CharSequence mLabel;
 56
 57        /**
 58         * Create a new instance of MyFragment that will be initialized
 59         * with the given arguments.
 60         */
 61        static MyFragment newInstance(CharSequence label) {
 62            MyFragment f = new MyFragment();
 63            Bundle b = new Bundle();
 64            b.putCharSequence("label", label);
 65            f.setArguments(b);
 66            return f;
 67        }
 68
 69        /**
 70         * Parse attributes during inflation from a view hierarchy into the
 71         * arguments we handle.
 72         */
 73        @Override public void onInflate(Activity activity, AttributeSet attrs,
 74                Bundle savedInstanceState) {
 75            super.onInflate(activity, attrs, savedInstanceState);
 76
 77            TypedArray a = activity.obtainStyledAttributes(attrs,
 78                    R.styleable.FragmentArguments);
 79            mLabel = a.getText(R.styleable.FragmentArguments_android_label);
 80            a.recycle();
 81        }
 82
 83        /**
 84         * During creation, if arguments have been supplied to the fragment
 85         * then parse those out.
 86         */
 87        @Override public void onCreate(Bundle savedInstanceState) {
 88            super.onCreate(savedInstanceState);
 89
 90            Bundle args = getArguments();
 91            if (args != null) {
 92                CharSequence label = args.getCharSequence("label");
 93                if (label != null) {
 94                    mLabel = label;
 95                }
 96            }
 97        }
 98
 99        /**
100         * Create the view for this fragment, using the arguments given to it.
101         */
102        @Override public View onCreateView(LayoutInflater inflater, ViewGroup container,
103                Bundle savedInstanceState) {
104            View v = inflater.inflate(R.layout.hello_world, container, false);
105            View tv = v.findViewById(R.id.text);
106            ((TextView)tv).setText(mLabel != null ? mLabel : "(no label)");
107            tv.setBackgroundDrawable(getResources().getDrawable(android.R.drawable.gallery_thumb));
108            return v;
109        }
110    }
111
112}