1/* 2 * Copyright (C) 2016 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 android.support.v7.app; 18 19import android.support.v4.view.GravityCompat; 20import android.support.v4.widget.DrawerLayout; 21import android.support.v7.appcompat.test.R; 22import android.support.v7.testutils.BaseTestActivity; 23import android.support.v7.testutils.Shakespeare; 24import android.support.v7.widget.Toolbar; 25import android.view.View; 26import android.widget.AdapterView; 27import android.widget.ArrayAdapter; 28import android.widget.ListView; 29import android.widget.TextView; 30 31/** 32 * Test activity for testing various APIs and interactions for DrawerLayout with start and end 33 * drawers. 34 */ 35public class DrawerLayoutDoubleActivity extends BaseTestActivity { 36 private DrawerLayout mDrawerLayout; 37 private ListView mStartDrawer; 38 private View mEndDrawer; 39 private TextView mContent; 40 41 private Toolbar mToolbar; 42 43 @Override 44 protected int getContentViewLayoutResId() { 45 return R.layout.drawer_double_layout; 46 } 47 48 @Override 49 protected void onContentViewSet() { 50 super.onContentViewSet(); 51 52 mDrawerLayout = findViewById(R.id.drawer_layout); 53 mStartDrawer = findViewById(R.id.start_drawer); 54 mEndDrawer = findViewById(R.id.end_drawer); 55 mContent = findViewById(R.id.content_text); 56 57 mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START); 58 59 // The drawer title must be set in order to announce state changes when 60 // accessibility is turned on. This is typically a simple description, 61 // e.g. "Navigation". 62 mDrawerLayout.setDrawerTitle(GravityCompat.START, getString(R.string.drawer_title)); 63 64 mStartDrawer.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, 65 Shakespeare.TITLES)); 66 mStartDrawer.setOnItemClickListener(new DrawerItemClickListener()); 67 68 // Find the toolbar in our layout and set it as the support action bar on the activity. 69 // This is required to have the drawer slide "over" the toolbar. 70 mToolbar = findViewById(R.id.toolbar); 71 mToolbar.setTitle(R.string.drawer_title); 72 setSupportActionBar(mToolbar); 73 74 getSupportActionBar().setDisplayHomeAsUpEnabled(true); 75 getSupportActionBar().setDisplayShowHomeEnabled(false); 76 77 // Configure the background color fill of the system status bar (on supported platform 78 // versions) and the toolbar itself. We're using the same color, and android:statusBar 79 // from the theme makes the status bar slightly darker. 80 final int metalBlueColor = getResources().getColor(R.color.drawer_sample_metal_blue); 81 mDrawerLayout.setStatusBarBackgroundColor(metalBlueColor); 82 mToolbar.setBackgroundColor(metalBlueColor); 83 } 84 85 @Override 86 public void onBackPressed() { 87 // Is the start drawer open? 88 if (mDrawerLayout.isDrawerOpen(mStartDrawer)) { 89 // Close the drawer and return. 90 mDrawerLayout.closeDrawer(mStartDrawer); 91 return; 92 } 93 94 // Is the end drawer open? 95 if (mDrawerLayout.isDrawerOpen(mEndDrawer)) { 96 // Close the drawer and return. 97 mDrawerLayout.closeDrawer(mEndDrawer); 98 return; 99 } 100 101 super.onBackPressed(); 102 } 103 104 /** 105 * This list item click listener implements very simple view switching by changing 106 * the primary content text. The drawer is closed when a selection is made. 107 */ 108 private class DrawerItemClickListener implements ListView.OnItemClickListener { 109 @Override 110 public void onItemClick(AdapterView<?> parent, View view, int position, long id) { 111 mContent.setText(Shakespeare.DIALOGUE[position]); 112 mToolbar.setTitle(Shakespeare.TITLES[position]); 113 mDrawerLayout.closeDrawer(mStartDrawer); 114 } 115 } 116} 117