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| 1 | +/* |
| 2 | + * Copyright (C) 2012 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 | + */ |
| 16 | + |
| 17 | +package com.android.systemui.usb; |
| 18 | + |
| 19 | +import android.app.Activity; |
| 20 | +import android.app.AlertDialog; |
| 21 | +import android.content.BroadcastReceiver; |
| 22 | +import android.content.Context; |
| 23 | +import android.content.DialogInterface; |
| 24 | +import android.content.Intent; |
| 25 | +import android.content.IntentFilter; |
| 26 | +import android.graphics.Typeface; |
| 27 | +import android.hardware.usb.IUsbManager; |
| 28 | +import android.hardware.usb.UsbDevice; |
| 29 | +import android.hardware.usb.UsbManager; |
| 30 | +import android.os.Bundle; |
| 31 | +import android.os.IBinder; |
| 32 | +import android.os.ServiceManager; |
| 33 | +import android.util.Log; |
| 34 | +import android.view.LayoutInflater; |
| 35 | +import android.view.View; |
| 36 | +import android.widget.CheckBox; |
| 37 | +import android.widget.LinearLayout; |
| 38 | +import android.widget.TextView; |
| 39 | + |
| 40 | +import com.android.internal.app.AlertActivity; |
| 41 | +import com.android.internal.app.AlertController; |
| 42 | + |
| 43 | +import com.android.systemui.R; |
| 44 | + |
| 45 | +public class UsbDebuggingActivity extends AlertActivity |
| 46 | + implements DialogInterface.OnClickListener { |
| 47 | + private static final String TAG = "UsbDebuggingActivity"; |
| 48 | + |
| 49 | + private CheckBox mAlwaysAllow; |
| 50 | + private UsbDisconnectedReceiver mDisconnectedReceiver; |
| 51 | + private String mKey; |
| 52 | + |
| 53 | + @Override |
| 54 | + public void onCreate(Bundle icicle) { |
| 55 | + super.onCreate(icicle); |
| 56 | + |
| 57 | + mDisconnectedReceiver = new UsbDisconnectedReceiver(this); |
| 58 | + Intent intent = getIntent(); |
| 59 | + String fingerprints = intent.getStringExtra("fingerprints"); |
| 60 | + mKey = intent.getStringExtra("key"); |
| 61 | + |
| 62 | + if (fingerprints == null || mKey == null) { |
| 63 | + finish(); |
| 64 | + return; |
| 65 | + } |
| 66 | + |
| 67 | + final AlertController.AlertParams ap = mAlertParams; |
| 68 | + ap.mTitle = getString(R.string.usb_debugging_title); |
| 69 | + ap.mIconId = com.android.internal.R.drawable.ic_dialog_usb; |
| 70 | + ap.mMessage = getString(R.string.usb_debugging_message, fingerprints); |
| 71 | + ap.mPositiveButtonText = getString(android.R.string.ok); |
| 72 | + ap.mNegativeButtonText = getString(android.R.string.cancel); |
| 73 | + ap.mPositiveButtonListener = this; |
| 74 | + ap.mNegativeButtonListener = this; |
| 75 | + |
| 76 | + // add "always allow" checkbox |
| 77 | + LayoutInflater inflater = LayoutInflater.from(ap.mContext); |
| 78 | + View checkbox = inflater.inflate(com.android.internal.R.layout.always_use_checkbox, null); |
| 79 | + mAlwaysAllow = (CheckBox)checkbox.findViewById(com.android.internal.R.id.alwaysUse); |
| 80 | + mAlwaysAllow.setText(getString(R.string.usb_debugging_always)); |
| 81 | + ap.mView = checkbox; |
| 82 | + |
| 83 | + setupAlert(); |
| 84 | + } |
| 85 | + |
| 86 | + private class UsbDisconnectedReceiver extends BroadcastReceiver { |
| 87 | + private final Activity mActivity; |
| 88 | + public UsbDisconnectedReceiver(Activity activity) { |
| 89 | + mActivity = activity; |
| 90 | + } |
| 91 | + |
| 92 | + @Override |
| 93 | + public void onReceive(Context content, Intent intent) { |
| 94 | + String action = intent.getAction(); |
| 95 | + if (!UsbManager.ACTION_USB_STATE.equals(action)) { |
| 96 | + return; |
| 97 | + } |
| 98 | + boolean connected = intent.getBooleanExtra(UsbManager.USB_CONNECTED, false); |
| 99 | + if (!connected) { |
| 100 | + mActivity.finish(); |
| 101 | + } |
| 102 | + } |
| 103 | + } |
| 104 | + |
| 105 | + @Override |
| 106 | + public void onStart() { |
| 107 | + super.onStart(); |
| 108 | + IntentFilter filter = new IntentFilter(UsbManager.ACTION_USB_STATE); |
| 109 | + registerReceiver(mDisconnectedReceiver, filter); |
| 110 | + } |
| 111 | + |
| 112 | + @Override |
| 113 | + protected void onStop() { |
| 114 | + if (mDisconnectedReceiver != null) { |
| 115 | + unregisterReceiver(mDisconnectedReceiver); |
| 116 | + } |
| 117 | + super.onStop(); |
| 118 | + } |
| 119 | + |
| 120 | + @Override |
| 121 | + public void onClick(DialogInterface dialog, int which) { |
| 122 | + boolean allow = (which == AlertDialog.BUTTON_POSITIVE); |
| 123 | + boolean alwaysAllow = allow && mAlwaysAllow.isChecked(); |
| 124 | + try { |
| 125 | + IBinder b = ServiceManager.getService(USB_SERVICE); |
| 126 | + IUsbManager service = IUsbManager.Stub.asInterface(b); |
| 127 | + if (allow) { |
| 128 | + service.allowUsbDebugging(alwaysAllow, mKey); |
| 129 | + } else { |
| 130 | + service.denyUsbDebugging(); |
| 131 | + } |
| 132 | + } catch (Exception e) { |
| 133 | + Log.e(TAG, "Unable to notify Usb service", e); |
| 134 | + } |
| 135 | + finish(); |
| 136 | + } |
| 137 | +} |
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