GlifLayout.java revision c3eebe9f664af4b77e5948a14bf266b25dc25cc8
1/* 2 * Copyright (C) 2015 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.android.setupwizardlib; 18 19import android.annotation.TargetApi; 20import android.content.Context; 21import android.content.res.ColorStateList; 22import android.content.res.TypedArray; 23import android.graphics.drawable.Drawable; 24import android.os.Build; 25import android.os.Build.VERSION_CODES; 26import android.util.AttributeSet; 27import android.view.LayoutInflater; 28import android.view.View; 29import android.view.ViewGroup; 30import android.widget.ImageView; 31import android.widget.ScrollView; 32import android.widget.TextView; 33 34import com.android.setupwizardlib.view.StatusBarBackgroundLayout; 35 36/** 37 * Layout for the GLIF theme used in Setup Wizard for N. 38 * 39 * <p>Example usage: 40 * <pre>{@code 41 * <com.android.setupwizardlib.GlifLayout 42 * xmlns:android="http://schemas.android.com/apk/res/android" 43 * xmlns:app="http://schemas.android.com/apk/res-auto" 44 * android:layout_width="match_parent" 45 * android:layout_height="match_parent" 46 * android:icon="@drawable/my_icon" 47 * app:suwHeaderText="@string/my_title"> 48 * 49 * <!-- Content here --> 50 * 51 * </com.android.setupwizardlib.GlifLayout> 52 * }</pre> 53 */ 54public class GlifLayout extends TemplateLayout { 55 56 private static final String TAG = "GlifLayout"; 57 58 public GlifLayout(Context context) { 59 this(context, 0, 0); 60 } 61 62 public GlifLayout(Context context, int template) { 63 this(context, template, 0); 64 } 65 66 public GlifLayout(Context context, int template, int containerId) { 67 super(context, template, containerId); 68 init(null, R.attr.suwLayoutTheme); 69 } 70 71 public GlifLayout(Context context, AttributeSet attrs) { 72 super(context, attrs); 73 init(attrs, R.attr.suwLayoutTheme); 74 } 75 76 @TargetApi(VERSION_CODES.HONEYCOMB) 77 public GlifLayout(Context context, AttributeSet attrs, int defStyleAttr) { 78 super(context, attrs, defStyleAttr); 79 init(attrs, defStyleAttr); 80 } 81 82 // All the constructors delegate to this init method. The 3-argument constructor is not 83 // available in LinearLayout before v11, so call super with the exact same arguments. 84 private void init(AttributeSet attrs, int defStyleAttr) { 85 final TypedArray a = getContext().obtainStyledAttributes(attrs, 86 R.styleable.SuwGlifLayout, defStyleAttr, 0); 87 88 final Drawable icon = a.getDrawable(R.styleable.SuwGlifLayout_android_icon); 89 if (icon != null) { 90 setIcon(icon); 91 } 92 93 // Set the header color 94 final ColorStateList headerColor = 95 a.getColorStateList(R.styleable.SuwGlifLayout_suwHeaderColor); 96 if (headerColor != null) { 97 setHeaderColor(headerColor); 98 } 99 100 101 // Set the header text 102 final CharSequence headerText = 103 a.getText(R.styleable.SuwGlifLayout_suwHeaderText); 104 if (headerText != null) { 105 setHeaderText(headerText); 106 } 107 108 a.recycle(); 109 110 if (Build.VERSION.SDK_INT >= VERSION_CODES.LOLLIPOP) { 111 setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN); 112 final View patternBg = findViewById(R.id.suw_pattern_bg); 113 if (patternBg != null) { 114 final GlifPatternDrawable background = GlifPatternDrawable.getDefault(getContext()); 115 if (patternBg instanceof StatusBarBackgroundLayout) { 116 ((StatusBarBackgroundLayout) patternBg).setStatusBarBackground(background); 117 } else { 118 patternBg.setBackground(background); 119 } 120 } 121 } 122 } 123 124 @Override 125 protected View onInflateTemplate(LayoutInflater inflater, int template) { 126 if (template == 0) { 127 template = R.layout.suw_glif_template; 128 } 129 return super.onInflateTemplate(inflater, template); 130 } 131 132 @Override 133 protected ViewGroup findContainer(int containerId) { 134 if (containerId == 0) { 135 containerId = R.id.suw_layout_content; 136 } 137 return super.findContainer(containerId); 138 } 139 140 public ScrollView getScrollView() { 141 final View view = findViewById(R.id.suw_scroll_view); 142 return view instanceof ScrollView ? (ScrollView) view : null; 143 } 144 145 protected TextView getHeaderTextView() { 146 return (TextView) findViewById(R.id.suw_layout_title); 147 } 148 149 public void setHeaderText(int title) { 150 setHeaderText(getContext().getResources().getText(title)); 151 } 152 153 public void setHeaderText(CharSequence title) { 154 final TextView titleView = getHeaderTextView(); 155 if (titleView != null) { 156 titleView.setText(title); 157 } 158 } 159 160 public CharSequence getHeaderText() { 161 final TextView titleView = getHeaderTextView(); 162 return titleView != null ? titleView.getText() : null; 163 } 164 165 public void setHeaderColor(ColorStateList color) { 166 final TextView titleView = getHeaderTextView(); 167 if (titleView != null) { 168 titleView.setTextColor(color); 169 } 170 } 171 172 public ColorStateList getHeaderColor() { 173 final TextView titleView = getHeaderTextView(); 174 return titleView != null ? titleView.getTextColors() : null; 175 } 176 177 public void setIcon(Drawable icon) { 178 final ImageView iconView = getIconView(); 179 if (iconView != null) { 180 iconView.setImageDrawable(icon); 181 } 182 } 183 184 public Drawable getIcon() { 185 final ImageView iconView = getIconView(); 186 return iconView != null ? iconView.getDrawable() : null; 187 } 188 189 protected ImageView getIconView() { 190 return (ImageView) findViewById(R.id.suw_layout_icon); 191 } 192} 193