1/* 2 * Copyright (C) 2018 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 */ 16package com.android.internal.globalactions; 17 18import android.content.Context; 19import android.graphics.drawable.Drawable; 20import android.text.TextUtils; 21import android.view.LayoutInflater; 22import android.view.View; 23import android.view.ViewGroup; 24import android.widget.ImageView; 25import android.widget.TextView; 26import com.android.internal.R; 27 28/** A single press action maintains no state, just responds to a press and takes an action. */ 29public abstract class SinglePressAction implements Action { 30 private final int mIconResId; 31 private final Drawable mIcon; 32 private final int mMessageResId; 33 private final CharSequence mMessage; 34 35 protected SinglePressAction(int iconResId, int messageResId) { 36 mIconResId = iconResId; 37 mMessageResId = messageResId; 38 mMessage = null; 39 mIcon = null; 40 } 41 42 protected SinglePressAction(int iconResId, Drawable icon, CharSequence message) { 43 mIconResId = iconResId; 44 mMessageResId = 0; 45 mMessage = message; 46 mIcon = icon; 47 } 48 49 @Override 50 public boolean isEnabled() { 51 return true; 52 } 53 54 public String getStatus() { 55 return null; 56 } 57 58 @Override 59 abstract public void onPress(); 60 61 @Override 62 public CharSequence getLabelForAccessibility(Context context) { 63 if (mMessage != null) { 64 return mMessage; 65 } else { 66 return context.getString(mMessageResId); 67 } 68 } 69 70 @Override 71 public View create( 72 Context context, View convertView, ViewGroup parent, LayoutInflater inflater) { 73 View v = inflater.inflate(R.layout.global_actions_item, parent, false); 74 75 ImageView icon = v.findViewById(R.id.icon); 76 TextView messageView = v.findViewById(R.id.message); 77 78 TextView statusView = v.findViewById(R.id.status); 79 final String status = getStatus(); 80 if (statusView != null) { 81 if (!TextUtils.isEmpty(status)) { 82 statusView.setText(status); 83 } else { 84 statusView.setVisibility(View.GONE); 85 } 86 } 87 if (icon != null) { 88 if (mIcon != null) { 89 icon.setImageDrawable(mIcon); 90 icon.setScaleType(ImageView.ScaleType.CENTER_CROP); 91 } else if (mIconResId != 0) { 92 icon.setImageDrawable(context.getDrawable(mIconResId)); 93 } 94 } 95 if (messageView != null) { 96 if (mMessage != null) { 97 messageView.setText(mMessage); 98 } else { 99 messageView.setText(mMessageResId); 100 } 101 } 102 103 return v; 104 } 105} 106