| /* |
| * Copyright (C) 2018 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.intentplayground; |
| |
| import android.app.Activity; |
| |
| import android.content.Intent; |
| import android.os.Bundle; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.widget.ArrayAdapter; |
| import android.widget.LinearLayout; |
| import android.widget.TextView; |
| import androidx.annotation.Nullable; |
| import androidx.fragment.app.Fragment; |
| import java.util.List; |
| import java.util.Set; |
| |
| /** |
| * Displays details about the intent that launched the current activity. |
| */ |
| public class IntentFragment extends Fragment { |
| private TextView mActionTextView, mUriTextView, mTypeTextView, mPackageTextView; |
| private LinearLayout mCategoryListLayout, mFlagListLayout; |
| |
| @Nullable |
| @Override |
| public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, |
| Bundle savedInstanceState) { |
| LinearLayout layout = (LinearLayout) inflater.inflate(R.layout.fragment_intent, container, |
| false /* attachToRoot */); |
| // Get handles to views |
| mActionTextView = layout.findViewById(R.id.intentAction); |
| mUriTextView = layout.findViewById(R.id.intentUri); |
| mTypeTextView = layout.findViewById(R.id.intentType); |
| mPackageTextView = layout.findViewById(R.id.intentPackage); |
| mCategoryListLayout = layout.findViewById(R.id.intentCategories); |
| mFlagListLayout = layout.findViewById(R.id.intentFlags); |
| return layout; |
| } |
| |
| @Override |
| public void onResume() { |
| super.onResume(); |
| Activity activity = getActivity(); |
| Intent intent = activity.getIntent(); |
| // Get intent info |
| String action = intent.getAction(); |
| String dataUri = intent.getDataString(); |
| String intentType = intent.getType(); |
| String intentPackage = intent.getPackage(); |
| Set<String> categories = intent.getCategories(); |
| List<String> flags = FlagUtils.discoverFlags(intent); |
| // set data |
| mActionTextView.setText(action); |
| mUriTextView.setText(dataUri); |
| mTypeTextView.setText(intentType); |
| mPackageTextView.setText(intentPackage); |
| if (categories != null) { |
| ArrayAdapter<String> categoryAdapter = new ArrayAdapter<>(activity, |
| R.layout.simple_list_item, |
| categories.toArray(new String[0])); |
| fillLayout(mCategoryListLayout, categoryAdapter); |
| } |
| ArrayAdapter<String> flagAdapter = new ArrayAdapter<>(activity, |
| R.layout.simple_list_item, flags); |
| fillLayout(mFlagListLayout, flagAdapter); |
| } |
| |
| /** |
| * Takes a @{link ViewGroup} and uses the given adapter to fill it; used in the cases where we |
| * need a non-scrollable list that is a child of {@link android.widget.ScrollView}. |
| * @param layout The layout to be filled. |
| * @param adapter The adapter that provides the views for the layout. |
| */ |
| private void fillLayout(ViewGroup layout, ArrayAdapter<?> adapter) { |
| layout.removeAllViews(); |
| for (int i = 0; i < adapter.getCount(); i++) { |
| layout.addView(adapter.getView(i, null /* convertView */, null /* parent */)); |
| } |
| } |
| } |