57 lines
2.3 KiB
Java
57 lines
2.3 KiB
Java
/*
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* Copyright (c) 2018-2020 DJI
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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package com.dji.ux.beta.sample;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import dji.sdk.sdkmanager.DJISDKManager;
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/**
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* This receiver will detect the USB attached event.
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* It will check if the app has been previously started.
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* If the app is already running, it will prevent a new activity from being started and bring the
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* existing activity to the top of the stack.
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*/
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public class OnDJIUSBAttachedReceiver extends BroadcastReceiver {
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@Override
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public void onReceive(Context context, Intent intent) {
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if (!MainActivity.isStarted()) {
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Intent startIntent = context.getPackageManager()
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.getLaunchIntentForPackage(context.getPackageName());
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startIntent.setFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT
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| Intent.FLAG_ACTIVITY_NEW_TASK
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| Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
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startIntent.addCategory(Intent.CATEGORY_LAUNCHER);
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context.startActivity(startIntent);
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} else {
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Intent attachedIntent = new Intent();
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attachedIntent.setAction(DJISDKManager.USB_ACCESSORY_ATTACHED);
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context.sendBroadcast(attachedIntent);
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}
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}
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}
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