kopia lustrzana https://github.com/mik3y/usb-serial-for-android
Update demo activity.
Demo now consists of two activities: - DeviceListActivity shows all usb devices (including unsupported ones) in a ListView. - SerialConsoleActivity dumps the data stream for a device selected in DeviceListActivity.pull/36/head
rodzic
b07bbcf292
commit
b709823906
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@ -5,28 +5,35 @@
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android:versionName="1.0" >
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<uses-sdk android:minSdkVersion="12" />
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<uses-feature android:name="android.hardware.usb.host" />
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<application
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android:icon="@drawable/ic_launcher"
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android:label="@string/app_name" >
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<activity
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android:name="com.hoho.android.usbserial.examples.DeviceListActivity"
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android:label="@string/app_name"
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android:name="com.hoho.android.usbserial.examples.DemoActivity" >
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<intent-filter >
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android:theme="@android:style/Theme.Black.NoTitleBar.Fullscreen" >
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.DEFAULT" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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<intent-filter>
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<action
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android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED" />
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<action android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED" />
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</intent-filter>
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<meta-data
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android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED"
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android:resource="@xml/device_filter" />
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</activity>
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<activity
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android:name="com.hoho.android.usbserial.examples.SerialConsoleActivity"
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android:label="@string/app_name"
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android:theme="@android:style/Theme.Black.NoTitleBar.Fullscreen" >
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</activity>
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</application>
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</manifest>
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</manifest>
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@ -1,26 +1,50 @@
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<?xml version="1.0" encoding="utf-8"?>
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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
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android:layout_width="fill_parent"
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android:layout_height="fill_parent"
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android:orientation="vertical" >
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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
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android:layout_width="match_parent"
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android:layout_height="match_parent" >
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<TextView
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android:id="@+id/demoTitle"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_alignParentTop="true"
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android:layout_centerHorizontal="true"
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android:text="@string/app_title"
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android:textSize="24sp"
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android:textStyle="bold" />
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<TextView
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android:id="@+id/progressBarTitle"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_below="@+id/demoTitle"
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android:layout_centerHorizontal="true"
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android:text="@string/refreshing"
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android:padding="8dp"
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android:textSize="18sp" />
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<ProgressBar
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android:id="@+id/progressBar"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:text="@string/hello" />
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<ScrollView
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android:id="@+id/demoScroller"
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android:layout_below="@+id/progressBarTitle"
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android:layout_centerHorizontal="true"
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android:padding="8dp"
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style="@android:style/Widget.Holo.ProgressBar.Horizontal"
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android:indeterminate="true" />
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<View
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android:id="@+id/separator"
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android:layout_width="match_parent"
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android:layout_height="wrap_content" >
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android:layout_height="1dip"
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android:layout_below="@+id/progressBar"
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android:layout_centerHorizontal="true"
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android:background="#eeeeee" />
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<TextView
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android:id="@+id/demoText"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:typeface="monospace" />
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</ScrollView>
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<ListView
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android:id="@+id/deviceList"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:layout_below="@+id/separator" />
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</LinearLayout>
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</RelativeLayout>
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@ -0,0 +1,36 @@
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<?xml version="1.0" encoding="utf-8"?>
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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
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android:layout_width="match_parent"
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android:layout_height="match_parent" >
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<TextView
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android:id="@+id/demoTitle"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:layout_alignParentTop="true"
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android:text="@string/app_title"
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android:textSize="24sp"
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android:textStyle="bold" />
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<View
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android:id="@+id/separator"
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android:layout_width="match_parent"
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android:layout_below="@+id/demoTitle"
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android:layout_height="1dip"
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android:background="#eeeeee" />
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<ScrollView
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android:id="@+id/demoScroller"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:layout_below="@+id/separator" >
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<TextView
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android:id="@+id/consoleText"
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android:textIsSelectable="true"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:typeface="monospace" />
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</ScrollView>
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</RelativeLayout>
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@ -1,7 +1,8 @@
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<?xml version="1.0" encoding="utf-8"?>
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<resources>
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<string name="hello">Hello World, DemoActivity!</string>
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<string name="app_name">UsbSerialExamples</string>
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<string name="app_title">USB Serial Example</string>
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<string name="app_name">Serial Example</string>
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<string name="refreshing">Refreshing...</string>
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</resources>
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@ -0,0 +1,221 @@
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/* Copyright 2011 Google Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*
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* Project home page: http://code.google.com/p/usb-serial-for-android/
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*/
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package com.hoho.android.usbserial.examples;
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import android.app.Activity;
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import android.content.Context;
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import android.hardware.usb.UsbDevice;
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import android.hardware.usb.UsbManager;
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import android.os.AsyncTask;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.Message;
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import android.os.SystemClock;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.AdapterView;
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import android.widget.ArrayAdapter;
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import android.widget.ListView;
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import android.widget.ProgressBar;
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import android.widget.TextView;
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import android.widget.TwoLineListItem;
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import com.hoho.android.usbserial.driver.UsbSerialDriver;
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import com.hoho.android.usbserial.driver.UsbSerialProber;
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import com.hoho.android.usbserial.util.HexDump;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* Shows a {@link ListView} of available USB devices.
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*
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* @author mike wakerly (opensource@hoho.com)
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*/
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public class DeviceListActivity extends Activity {
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private final String TAG = DeviceListActivity.class.getSimpleName();
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private UsbManager mUsbManager;
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private ListView mListView;
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private TextView mProgressBarTitle;
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private ProgressBar mProgressBar;
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private static final int MESSAGE_REFRESH = 101;
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private static final long REFRESH_TIMEOUT_MILLIS = 5000;
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private final Handler mHandler = new Handler() {
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@Override
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public void handleMessage(Message msg) {
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switch (msg.what) {
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case MESSAGE_REFRESH:
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refreshDeviceList();
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mHandler.sendEmptyMessageDelayed(MESSAGE_REFRESH, REFRESH_TIMEOUT_MILLIS);
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break;
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default:
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super.handleMessage(msg);
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break;
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}
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}
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};
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/** Simple container for a UsbDevice and its driver. */
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private static class DeviceEntry {
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public UsbDevice device;
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public UsbSerialDriver driver;
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DeviceEntry(UsbDevice device, UsbSerialDriver driver) {
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this.device = device;
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this.driver = driver;
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}
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}
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private List<DeviceEntry> mEntries = new ArrayList<DeviceEntry>();
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private ArrayAdapter<DeviceEntry> mAdapter;
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.main);
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mUsbManager = (UsbManager) getSystemService(Context.USB_SERVICE);
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mListView = (ListView) findViewById(R.id.deviceList);
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mProgressBar = (ProgressBar) findViewById(R.id.progressBar);
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mProgressBarTitle = (TextView) findViewById(R.id.progressBarTitle);
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mAdapter = new ArrayAdapter<DeviceEntry>(this, android.R.layout.simple_expandable_list_item_2, mEntries) {
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@Override
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public View getView(int position, View convertView, ViewGroup parent) {
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final TwoLineListItem row;
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if (convertView == null){
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final LayoutInflater inflater =
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(LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
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row = (TwoLineListItem) inflater.inflate(android.R.layout.simple_list_item_2, null);
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} else {
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row = (TwoLineListItem) convertView;
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}
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final DeviceEntry entry = mEntries.get(position);
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final String title = String.format("Vendor %s Product %s",
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HexDump.toHexString((short) entry.device.getVendorId()),
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HexDump.toHexString((short) entry.device.getProductId()));
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row.getText1().setText(title);
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final String subtitle = entry.driver != null ?
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entry.driver.getClass().getSimpleName() : "No Driver";
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row.getText2().setText(subtitle);
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return row;
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}
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};
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mListView.setAdapter(mAdapter);
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mListView.setOnItemClickListener(new ListView.OnItemClickListener() {
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@Override
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public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
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Log.d(TAG, "Pressed item " + position);
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if (position >= mEntries.size()) {
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Log.w(TAG, "Illegal position.");
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return;
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}
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final DeviceEntry entry = mEntries.get(position);
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final UsbSerialDriver driver = entry.driver;
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if (driver == null) {
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Log.d(TAG, "No driver.");
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return;
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}
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showConsoleActivity(driver);
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}
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});
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}
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@Override
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protected void onResume() {
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super.onResume();
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mHandler.sendEmptyMessage(MESSAGE_REFRESH);
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}
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@Override
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protected void onPause() {
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super.onPause();
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mHandler.removeMessages(MESSAGE_REFRESH);
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}
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private void refreshDeviceList() {
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showProgressBar();
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new AsyncTask<Void, Void, List<DeviceEntry>>() {
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@Override
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protected List<DeviceEntry> doInBackground(Void... params) {
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Log.d(TAG, "Refreshing device list ...");
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SystemClock.sleep(1000);
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final List<DeviceEntry> result = new ArrayList<DeviceEntry>();
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for (final UsbDevice device : mUsbManager.getDeviceList().values()) {
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final List<UsbSerialDriver> drivers =
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UsbSerialProber.probeSingleDevice(mUsbManager, device);
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Log.d(TAG, "Found usb device: " + device);
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if (drivers.isEmpty()) {
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Log.d(TAG, " - No UsbSerialDriver available.");
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result.add(new DeviceEntry(device, null));
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} else {
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for (UsbSerialDriver driver : drivers) {
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Log.d(TAG, " + " + driver);
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result.add(new DeviceEntry(device, driver));
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}
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}
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}
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return result;
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}
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@Override
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protected void onPostExecute(List<DeviceEntry> result) {
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mEntries.clear();
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mEntries.addAll(result);
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mAdapter.notifyDataSetChanged();
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mProgressBarTitle.setText(
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String.format("%s device(s) found",Integer.valueOf(mEntries.size())));
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hideProgressBar();
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Log.d(TAG, "Done refreshing, " + mEntries.size() + " entries found.");
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}
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}.execute((Void) null);
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}
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private void showProgressBar() {
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mProgressBar.setVisibility(View.VISIBLE);
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mProgressBarTitle.setText(R.string.refreshing);
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}
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private void hideProgressBar() {
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mProgressBar.setVisibility(View.INVISIBLE);
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}
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private void showConsoleActivity(UsbSerialDriver driver) {
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SerialConsoleActivity.show(this, driver);
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}
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}
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@ -22,14 +22,13 @@ package com.hoho.android.usbserial.examples;
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import android.app.Activity;
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import android.content.Context;
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import android.hardware.usb.UsbManager;
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import android.content.Intent;
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import android.os.Bundle;
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import android.util.Log;
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import android.widget.ScrollView;
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import android.widget.TextView;
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import com.hoho.android.usbserial.driver.UsbSerialDriver;
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import com.hoho.android.usbserial.driver.UsbSerialProber;
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import com.hoho.android.usbserial.util.HexDump;
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import com.hoho.android.usbserial.util.SerialInputOutputManager;
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@ -38,23 +37,26 @@ import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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/**
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* A sample Activity demonstrating USB-Serial support.
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* Monitors a single {@link UsbSerialDriver} instance, showing all data
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* received.
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*
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* @author mike wakerly (opensource@hoho.com)
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*/
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public class DemoActivity extends Activity {
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public class SerialConsoleActivity extends Activity {
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private final String TAG = DemoActivity.class.getSimpleName();
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private final String TAG = SerialConsoleActivity.class.getSimpleName();
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/**
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* The device currently in use, or {@code null}.
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* Driver instance, passed in statically via
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* {@link #show(Context, UsbSerialDriver)}.
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*
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* <p/>
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* This is a devious hack; it'd be cleaner to re-create the driver using
|
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* arguments passed in with the {@link #startActivity(Intent)} intent. We
|
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* can get away with it because both activities will run in the same
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* process, and this is a simple demo.
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*/
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private UsbSerialDriver mSerialDevice;
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/**
|
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* The system's USB service.
|
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*/
|
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private UsbManager mUsbManager;
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private static UsbSerialDriver sDriver = null;
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private TextView mTitleTextView;
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private TextView mDumpTextView;
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|
@ -74,10 +76,10 @@ public class DemoActivity extends Activity {
|
|||
|
||||
@Override
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public void onNewData(final byte[] data) {
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DemoActivity.this.runOnUiThread(new Runnable() {
|
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SerialConsoleActivity.this.runOnUiThread(new Runnable() {
|
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@Override
|
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public void run() {
|
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DemoActivity.this.updateReceivedData(data);
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SerialConsoleActivity.this.updateReceivedData(data);
|
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}
|
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});
|
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}
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|
@ -86,10 +88,9 @@ public class DemoActivity extends Activity {
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@Override
|
||||
public void onCreate(Bundle savedInstanceState) {
|
||||
super.onCreate(savedInstanceState);
|
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setContentView(R.layout.main);
|
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mUsbManager = (UsbManager) getSystemService(Context.USB_SERVICE);
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setContentView(R.layout.serial_console);
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mTitleTextView = (TextView) findViewById(R.id.demoTitle);
|
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mDumpTextView = (TextView) findViewById(R.id.demoText);
|
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mDumpTextView = (TextView) findViewById(R.id.consoleText);
|
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mScrollView = (ScrollView) findViewById(R.id.demoScroller);
|
||||
}
|
||||
|
||||
|
@ -97,38 +98,39 @@ public class DemoActivity extends Activity {
|
|||
protected void onPause() {
|
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super.onPause();
|
||||
stopIoManager();
|
||||
if (mSerialDevice != null) {
|
||||
if (sDriver != null) {
|
||||
try {
|
||||
mSerialDevice.close();
|
||||
sDriver.close();
|
||||
} catch (IOException e) {
|
||||
// Ignore.
|
||||
}
|
||||
mSerialDevice = null;
|
||||
sDriver = null;
|
||||
}
|
||||
finish();
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onResume() {
|
||||
super.onResume();
|
||||
mSerialDevice = UsbSerialProber.findFirstDevice(mUsbManager);
|
||||
Log.d(TAG, "Resumed, mSerialDevice=" + mSerialDevice);
|
||||
if (mSerialDevice == null) {
|
||||
Log.d(TAG, "Resumed, sDriver=" + sDriver);
|
||||
if (sDriver == null) {
|
||||
mTitleTextView.setText("No serial device.");
|
||||
} else {
|
||||
try {
|
||||
mSerialDevice.open();
|
||||
sDriver.open();
|
||||
sDriver.setParameters(115200, 8, UsbSerialDriver.STOPBITS_1, UsbSerialDriver.PARITY_NONE);
|
||||
} catch (IOException e) {
|
||||
Log.e(TAG, "Error setting up device: " + e.getMessage(), e);
|
||||
mTitleTextView.setText("Error opening device: " + e.getMessage());
|
||||
try {
|
||||
mSerialDevice.close();
|
||||
sDriver.close();
|
||||
} catch (IOException e2) {
|
||||
// Ignore.
|
||||
}
|
||||
mSerialDevice = null;
|
||||
sDriver = null;
|
||||
return;
|
||||
}
|
||||
mTitleTextView.setText("Serial device: " + mSerialDevice);
|
||||
mTitleTextView.setText("Serial device: " + sDriver.getClass().getSimpleName());
|
||||
}
|
||||
onDeviceStateChange();
|
||||
}
|
||||
|
@ -142,9 +144,9 @@ public class DemoActivity extends Activity {
|
|||
}
|
||||
|
||||
private void startIoManager() {
|
||||
if (mSerialDevice != null) {
|
||||
if (sDriver != null) {
|
||||
Log.i(TAG, "Starting io manager ..");
|
||||
mSerialIoManager = new SerialInputOutputManager(mSerialDevice, mListener);
|
||||
mSerialIoManager = new SerialInputOutputManager(sDriver, mListener);
|
||||
mExecutor.submit(mSerialIoManager);
|
||||
}
|
||||
}
|
||||
|
@ -161,4 +163,17 @@ public class DemoActivity extends Activity {
|
|||
mScrollView.smoothScrollTo(0, mDumpTextView.getBottom());
|
||||
}
|
||||
|
||||
/**
|
||||
* Starts the activity, using the supplied driver instance.
|
||||
*
|
||||
* @param context
|
||||
* @param driver
|
||||
*/
|
||||
static void show(Context context, UsbSerialDriver driver) {
|
||||
sDriver = driver;
|
||||
final Intent intent = new Intent(context, SerialConsoleActivity.class);
|
||||
intent.addFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP | Intent.FLAG_ACTIVITY_NO_HISTORY);
|
||||
context.startActivity(intent);
|
||||
}
|
||||
|
||||
}
|
|
@ -107,6 +107,10 @@ public class HexDump {
|
|||
return toHexString(toByteArray(i));
|
||||
}
|
||||
|
||||
public static String toHexString(short i) {
|
||||
return toHexString(toByteArray(i));
|
||||
}
|
||||
|
||||
public static byte[] toByteArray(byte b) {
|
||||
byte[] array = new byte[1];
|
||||
array[0] = b;
|
||||
|
@ -124,6 +128,15 @@ public class HexDump {
|
|||
return array;
|
||||
}
|
||||
|
||||
public static byte[] toByteArray(short i) {
|
||||
byte[] array = new byte[2];
|
||||
|
||||
array[1] = (byte) (i & 0xFF);
|
||||
array[0] = (byte) ((i >> 8) & 0xFF);
|
||||
|
||||
return array;
|
||||
}
|
||||
|
||||
private static int toByte(char c) {
|
||||
if (c >= '0' && c <= '9')
|
||||
return (c - '0');
|
||||
|
|
Ładowanie…
Reference in New Issue