| /* |
| * Copyright (C) 2012 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.android.gallery3d.common; |
| |
| import android.app.admin.DevicePolicyManager; |
| import android.content.ComponentName; |
| import android.hardware.Camera; |
| import android.os.Build; |
| import android.provider.MediaStore.MediaColumns; |
| import android.view.View; |
| import android.view.WindowManager; |
| |
| import java.lang.ClassNotFoundException; |
| import java.lang.reflect.Field; |
| import java.lang.reflect.Method; |
| import java.util.Arrays; |
| |
| public class ApiHelper { |
| public static interface VERSION_CODES { |
| // These value are copied from Build.VERSION_CODES |
| public static final int GINGERBREAD_MR1 = 10; |
| public static final int HONEYCOMB = 11; |
| public static final int HONEYCOMB_MR1 = 12; |
| public static final int HONEYCOMB_MR2 = 13; |
| public static final int ICE_CREAM_SANDWICH = 14; |
| public static final int ICE_CREAM_SANDWICH_MR1 = 15; |
| public static final int JELLY_BEAN = 16; |
| public static final int JELLY_BEAN_MR1 = 17; |
| public static final int JELLY_BEAN_MR2 = 18; |
| } |
| |
| public static final boolean AT_LEAST_16 = Build.VERSION.SDK_INT >= 16; |
| |
| public static final boolean USE_888_PIXEL_FORMAT = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN; |
| |
| public static final boolean ENABLE_PHOTO_EDITOR = |
| Build.VERSION.SDK_INT >= VERSION_CODES.ICE_CREAM_SANDWICH; |
| |
| public static final boolean HAS_VIEW_SYSTEM_UI_FLAG_LAYOUT_STABLE = |
| hasField(View.class, "SYSTEM_UI_FLAG_LAYOUT_STABLE"); |
| |
| public static final boolean HAS_VIEW_SYSTEM_UI_FLAG_HIDE_NAVIGATION = |
| hasField(View.class, "SYSTEM_UI_FLAG_HIDE_NAVIGATION"); |
| |
| public static final boolean HAS_MEDIA_COLUMNS_WIDTH_AND_HEIGHT = |
| hasField(MediaColumns.class, "WIDTH"); |
| |
| public static final boolean HAS_REUSING_BITMAP_IN_BITMAP_REGION_DECODER = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN; |
| |
| public static final boolean HAS_REUSING_BITMAP_IN_BITMAP_FACTORY = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| public static final boolean HAS_SET_BEAM_PUSH_URIS = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN; |
| |
| public static final boolean HAS_SET_DEFALT_BUFFER_SIZE = hasMethod( |
| "android.graphics.SurfaceTexture", "setDefaultBufferSize", |
| int.class, int.class); |
| |
| public static final boolean HAS_RELEASE_SURFACE_TEXTURE = hasMethod( |
| "android.graphics.SurfaceTexture", "release"); |
| |
| public static final boolean HAS_SURFACE_TEXTURE = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| public static final boolean HAS_MTP = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB_MR1; |
| |
| public static final boolean HAS_AUTO_FOCUS_MOVE_CALLBACK = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN; |
| |
| public static final boolean HAS_REMOTE_VIEWS_SERVICE = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| public static final boolean HAS_INTENT_EXTRA_LOCAL_ONLY = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| public static final boolean HAS_SET_SYSTEM_UI_VISIBILITY = |
| hasMethod(View.class, "setSystemUiVisibility", int.class); |
| |
| public static final boolean HAS_FACE_DETECTION; |
| static { |
| boolean hasFaceDetection = false; |
| try { |
| Class<?> listenerClass = Class.forName( |
| "android.hardware.Camera$FaceDetectionListener"); |
| hasFaceDetection = |
| hasMethod(Camera.class, "setFaceDetectionListener", listenerClass) && |
| hasMethod(Camera.class, "startFaceDetection") && |
| hasMethod(Camera.class, "stopFaceDetection") && |
| hasMethod(Camera.Parameters.class, "getMaxNumDetectedFaces"); |
| } catch (Throwable t) { |
| } |
| HAS_FACE_DETECTION = hasFaceDetection; |
| } |
| |
| public static final boolean HAS_GET_CAMERA_DISABLED = |
| hasMethod(DevicePolicyManager.class, "getCameraDisabled", ComponentName.class); |
| |
| public static final boolean HAS_MEDIA_ACTION_SOUND = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN; |
| |
| public static final boolean HAS_TIME_LAPSE_RECORDING = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| public static final boolean HAS_ZOOM_WHEN_RECORDING = |
| Build.VERSION.SDK_INT >= VERSION_CODES.ICE_CREAM_SANDWICH; |
| |
| public static final boolean HAS_CAMERA_FOCUS_AREA = |
| Build.VERSION.SDK_INT >= VERSION_CODES.ICE_CREAM_SANDWICH; |
| |
| public static final boolean HAS_CAMERA_METERING_AREA = |
| Build.VERSION.SDK_INT >= VERSION_CODES.ICE_CREAM_SANDWICH; |
| |
| public static final boolean HAS_MOTION_EVENT_TRANSFORM = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| public static final boolean HAS_EFFECTS_RECORDING = false; |
| |
| // "Background" filter does not have "context" input port in jelly bean. |
| public static final boolean HAS_EFFECTS_RECORDING_CONTEXT_INPUT = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN_MR1; |
| |
| public static final boolean HAS_GET_SUPPORTED_VIDEO_SIZE = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| public static final boolean HAS_SET_ICON_ATTRIBUTE = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| public static final boolean HAS_MEDIA_PROVIDER_FILES_TABLE = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| public static final boolean HAS_SURFACE_TEXTURE_RECORDING = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN; |
| |
| public static final boolean HAS_ACTION_BAR = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| // Ex: View.setTranslationX. |
| public static final boolean HAS_VIEW_TRANSFORM_PROPERTIES = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| public static final boolean HAS_CAMERA_HDR = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN_MR1; |
| |
| public static final boolean HAS_OPTIONS_IN_MUTABLE = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| public static final boolean CAN_START_PREVIEW_IN_JPEG_CALLBACK = |
| Build.VERSION.SDK_INT >= VERSION_CODES.ICE_CREAM_SANDWICH; |
| |
| public static final boolean HAS_VIEW_PROPERTY_ANIMATOR = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB_MR1; |
| |
| public static final boolean HAS_POST_ON_ANIMATION = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN; |
| |
| public static final boolean HAS_ANNOUNCE_FOR_ACCESSIBILITY = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN; |
| |
| public static final boolean HAS_OBJECT_ANIMATION = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| public static final boolean HAS_GLES20_REQUIRED = |
| Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB; |
| |
| public static final boolean HAS_ROTATION_ANIMATION = |
| hasField(WindowManager.LayoutParams.class, "rotationAnimation"); |
| |
| public static final boolean HAS_ORIENTATION_LOCK = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN_MR2; |
| |
| public static final boolean HAS_CANCELLATION_SIGNAL = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN; |
| |
| public static final boolean HAS_MEDIA_MUXER = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN_MR2; |
| |
| public static final boolean HAS_DISPLAY_LISTENER = |
| Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN_MR1; |
| |
| public static int getIntFieldIfExists(Class<?> klass, String fieldName, |
| Class<?> obj, int defaultVal) { |
| try { |
| Field f = klass.getDeclaredField(fieldName); |
| return f.getInt(obj); |
| } catch (Exception e) { |
| return defaultVal; |
| } |
| } |
| |
| private static boolean hasField(Class<?> klass, String fieldName) { |
| for (Field f : klass.getDeclaredFields()) { |
| if (f.getName().equals(fieldName)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| private static boolean hasMethod(String className, String methodName, |
| Class<?>... parameterTypes) { |
| try { |
| Class<?> klass = Class.forName(className); |
| return hasMethod(klass, methodName, parameterTypes); |
| } catch (ClassNotFoundException e) { |
| return false; |
| } |
| } |
| |
| private static boolean hasMethod( |
| Class<?> klass, String methodName, Class<?> ... paramTypes) { |
| for (Method method : klass.getDeclaredMethods()) { |
| if (method.getName().equals(methodName) && |
| Arrays.equals(method.getParameterTypes(), paramTypes)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| } |
