18872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb/* 28872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * Copyright (C) 2007 The Android Open Source Project 38872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * 48872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * Licensed under the Apache License, Version 2.0 (the "License"); 58872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * you may not use this file except in compliance with the License. 68872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * You may obtain a copy of the License at 78872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * 88872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * http://www.apache.org/licenses/LICENSE-2.0 98872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * 108872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * Unless required by applicable law or agreed to in writing, software 118872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * distributed under the License is distributed on an "AS IS" BASIS, 128872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 138872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * See the License for the specific language governing permissions and 148872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * limitations under the License. 158872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb */ 168872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb 178872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolbpackage com.android.camera; 188872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb 198872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolbimport android.content.BroadcastReceiver; 208872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolbimport android.content.Context; 218872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolbimport android.content.Intent; 228872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb 238872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb/** 248872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * {@code CameraButtonIntentReceiver} is invoked when the camera button is 258872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * long-pressed. 268872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * 278872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * It is declared in {@code AndroidManifest.xml} to receive the 288872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * {@code android.intent.action.CAMERA_BUTTON} intent. 298872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * 308872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * After making sure we can use the camera hardware, it starts the Camera 318872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb * activity. 328872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb */ 338872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolbpublic class CameraButtonIntentReceiver extends BroadcastReceiver { 348872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb 358872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb @Override 368872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb public void onReceive(Context context, Intent intent) { 378872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb // Try to get the camera hardware 388872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb CameraHolder holder = CameraHolder.instance(); 398872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb ComboPreferences pref = new ComboPreferences(context); 408872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb int cameraId = CameraSettings.readPreferredCameraId(pref); 414f795b878843e59810ec1dca05b7cdb37b5614c5Angus Kong if (holder.tryOpen(null, cameraId, null) == null) { 424f795b878843e59810ec1dca05b7cdb37b5614c5Angus Kong return; 434f795b878843e59810ec1dca05b7cdb37b5614c5Angus Kong } 448872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb 458872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb // We are going to launch the camera, so hold the camera for later use 468872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb holder.keep(); 478872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb holder.release(); 488872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb Intent i = new Intent(Intent.ACTION_MAIN); 498872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb i.setClass(context, CameraActivity.class); 508872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb i.addCategory(Intent.CATEGORY_LAUNCHER); 518872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 528872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb | Intent.FLAG_ACTIVITY_CLEAR_TOP); 538872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb context.startActivity(i); 548872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb } 558872c23e739de38d74f04a8c852ebb5199c905f6Michael Kolb} 56