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Commit e977c349 authored by Presubmit Automerger Backend's avatar Presubmit Automerger Backend
Browse files

[automerge] [DO NOT MERGE] Change USB audio device permission warning dialog 2p: cce76716 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16977625

Bug: 199034378
Bug: 222434773
Change-Id: I816c711db8eda1397f39187388589768b46cc079
parents a11bcaea cce76716

packages/SystemUI/docs/usb_audio.md

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+30 −0
Original line number Diff line number Diff line 
# USB audio Permission and Confirmation warning dialog resource string id matrix table

### go/support-usb-access-aoc-offload-feature



     |---|------------|----------------|------------------|-----------------|--------------------|

     | # | Permission |isUsbAudioDevice| hasAudioPlayback | hasAudioCapture | string resource ID |

     |---|------------|----------------|------------------|-----------------|--------------------|

     | 1 |  TRUE      |  TRUE          |  TRUE            |  FALSE          | usb_audio_device_

                                                                              permission_prompt  |

     |---|------------|----------------|------------------|-----------------|--------------------|

     | 2 |  TRUE      |  TRUE          |  FALSE           |  TRUE           | usb_audio_device_

                                                                              permission_prompt  |

     |---|------------|----------------|------------------|-----------------|--------------------|

     | 3 |  TRUE      |  TRUE          |  TRUE            |  TRUE           | usb_audio_device_

                                                                              permission_prompt  |

     |---|------------|----------------|------------------|-----------------|--------------------|

     | 4 |  TRUE      |  FALSE         |  N/A             |  N/A            | usb_device_

                                                                              permission_prompt  |

     |---|------------|----------------|------------------|-----------------|--------------------|

     | 5 |  FALSE     |  TRUE          |  TRUE            |  FALSE          | usb_audio_device_

                                                                              permission_prompt  |

     |---|------------|----------------|------------------|-----------------|--------------------|

     | 6 |  FALSE     |  TRUE          |  FALSE           |  TRUE           | usb_audio_device_

                                                                            permission_prompt_warn

     |---|------------|----------------|------------------|-----------------|--------------------|

     | 7 |  FALSE     |  TRUE          |  TRUE            |  TRUE           | usb_audio_device_

                                                                            permission_prompt_warn

     |---|------------|----------------|------------------|-----------------|--------------------|

     | 8 |  FALSE     |  FALSE         |  N/A             |  N/A            | usb_device_

                                                                             permission_prompt   |

     |---|------------|----------------|------------------|-----------------|--------------------|

packages/SystemUI/src/com/android/systemui/usb/UsbAudioWarningDialogMessage.java

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+119 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2022 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.systemui.usb;



import static java.lang.annotation.RetentionPolicy.SOURCE;



import android.annotation.IntDef;

import android.content.Context;

import android.content.Intent;

import android.content.res.Resources;

import android.util.Log;



import com.android.systemui.R;



import java.lang.annotation.Retention;



/**

 * USB Audio devices warning dialog messages help class.

 */

public class UsbAudioWarningDialogMessage {

    private static final String TAG = "UsbAudioWarningDialogMessage";



    @Retention(SOURCE)

    @IntDef({TYPE_PERMISSION, TYPE_CONFIRM})

    public @interface DialogType {}

    public static final int TYPE_PERMISSION = 0;

    public static final int TYPE_CONFIRM = 1;



    private final int mDialogType;

    private UsbDialogHelper mDialogHelper;



    public UsbAudioWarningDialogMessage(Context context, Intent intent, @DialogType int type) {

        mDialogType = type;

        try {

            mDialogHelper = new UsbDialogHelper(context, intent);

        } catch (IllegalStateException e) {

            Log.e(TAG, "Unable to initialize UsbDialogHelper!", e);

        }

    }



    private boolean hasRecordPermission() {

        return mDialogHelper.packageHasAudioRecordingPermission();

    }



    private boolean isUsbAudioDevice() {

        return mDialogHelper.isUsbDevice() && (mDialogHelper.deviceHasAudioCapture()

                || (mDialogHelper.deviceHasAudioPlayback()));

    }



    private boolean hasAudioPlayback() {

        return mDialogHelper.deviceHasAudioPlayback();

    }



    private boolean hasAudioCapture() {

        return mDialogHelper.deviceHasAudioCapture();

    }



    /**

     * According to USB audio warning dialog matrix table to return warning message id.

     * @return string resId for USB audio warning dialog message, otherwise {ID_NULL}.

     * See usb_audio.md for USB audio Permission and Confirmation warning dialog resource

     * string id matrix table.

     */

    public int getMessageId() {

        if (!mDialogHelper.isUsbDevice()) {

            return getUsbAccessoryPromptId();

        }



        if (hasRecordPermission() && isUsbAudioDevice()) {

            // case# 1, 2, 3

            return R.string.usb_audio_device_prompt;

        } else if (!hasRecordPermission() && isUsbAudioDevice() && hasAudioPlayback()

                && !hasAudioCapture()) {

            // case# 5

            return R.string.usb_audio_device_prompt;

        }



        if (!hasRecordPermission() && isUsbAudioDevice() && hasAudioCapture()) {

            // case# 6,7

            return R.string.usb_audio_device_prompt_warn;

        }



        Log.w(TAG, "Only shows title with empty content description!");

        return Resources.ID_NULL;

    }



    /**

     * Gets prompt dialog title.

     * @return string id for USB prompt dialog title.

     */

    public int getPromptTitleId() {

        return (mDialogType == TYPE_PERMISSION)

                ? R.string.usb_audio_device_permission_prompt_title

                : R.string.usb_audio_device_confirm_prompt_title;

    }



    /**

     * Gets USB Accessory prompt message id.

     * @return string id for USB Accessory prompt message.

     */

    public int getUsbAccessoryPromptId() {

        return (mDialogType == TYPE_PERMISSION)

                ? R.string.usb_accessory_permission_prompt : R.string.usb_accessory_confirm_prompt;

    }

}

packages/SystemUI/src/com/android/systemui/usb/UsbConfirmActivity.java

+12 −10
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ import android.content.Intent; 
import android.content.PermissionChecker;

import android.content.pm.PackageManager;

import android.content.pm.ResolveInfo;

import android.content.res.Resources;

import android.hardware.usb.IUsbManager;

import android.hardware.usb.UsbAccessory;

import android.hardware.usb.UsbDevice;
@@ -35,7 +36,6 @@ import android.os.UserHandle; 
import android.util.Log;

import android.view.LayoutInflater;

import android.view.View;

import android.view.Window;

import android.view.WindowManager;

import android.widget.CheckBox;

import android.widget.CompoundButton;
@@ -57,6 +57,7 @@ public class UsbConfirmActivity extends AlertActivity 
    private ResolveInfo mResolveInfo;

    private boolean mPermissionGranted;

    private UsbDisconnectedReceiver mDisconnectedReceiver;

    private UsbAudioWarningDialogMessage mUsbConfirmMessageHandler;



    @Override

    public void onCreate(Bundle icicle) {
@@ -70,16 +71,19 @@ public class UsbConfirmActivity extends AlertActivity 
        mAccessory = (UsbAccessory)intent.getParcelableExtra(UsbManager.EXTRA_ACCESSORY);

        mResolveInfo = (ResolveInfo) intent.getParcelableExtra("rinfo");

        String packageName = intent.getStringExtra(UsbManager.EXTRA_PACKAGE);



        mUsbConfirmMessageHandler = new UsbAudioWarningDialogMessage(

                getApplicationContext(), getIntent(),

                UsbAudioWarningDialogMessage.TYPE_CONFIRM);

        PackageManager packageManager = getPackageManager();

        String appName = mResolveInfo.loadLabel(packageManager).toString();



        final AlertController.AlertParams ap = mAlertParams;

        ap.mTitle = appName;

        final int titleId = mUsbConfirmMessageHandler.getPromptTitleId();

        ap.mTitle = getString(titleId, appName, mDevice.getProductName());

        boolean useRecordWarning = false;

        if (mDevice == null) {

            ap.mMessage = getString(R.string.usb_accessory_confirm_prompt, appName,

                    mAccessory.getDescription());

            final int messageId = mUsbConfirmMessageHandler.getUsbAccessoryPromptId();

            ap.mMessage = getString(messageId, appName, mAccessory.getDescription());

            mDisconnectedReceiver = new UsbDisconnectedReceiver(this, mAccessory);

        } else {

            int uid = intent.getIntExtra(Intent.EXTRA_UID, -1);
@@ -91,11 +95,9 @@ public class UsbConfirmActivity extends AlertActivity 
            boolean isAudioCaptureDevice = mDevice.getHasAudioCapture();

            useRecordWarning = isAudioCaptureDevice && !hasRecordPermission;



            int strID = useRecordWarning

                    ? R.string.usb_device_confirm_prompt_warn

                    : R.string.usb_device_confirm_prompt;



            ap.mMessage = getString(strID, appName, mDevice.getProductName());

            final int messageId = mUsbConfirmMessageHandler.getMessageId();

            ap.mMessage = (messageId != Resources.ID_NULL) ? getString(messageId, appName,

                    mDevice.getProductName()) : null;

            mDisconnectedReceiver = new UsbDisconnectedReceiver(this, mDevice);

        }

        ap.mPositiveButtonText = getString(android.R.string.ok);

packages/SystemUI/src/com/android/systemui/usb/UsbDialogHelper.java

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+303 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2022 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.systemui.usb;



import static android.Manifest.permission.RECORD_AUDIO;



import android.app.Activity;

import android.app.PendingIntent;

import android.content.ComponentName;

import android.content.Context;

import android.content.Intent;

import android.content.PermissionChecker;

import android.content.pm.ApplicationInfo;

import android.content.pm.PackageManager;

import android.content.pm.ResolveInfo;

import android.hardware.usb.IUsbManager;

import android.hardware.usb.UsbAccessory;

import android.hardware.usb.UsbDevice;

import android.hardware.usb.UsbManager;

import android.os.IBinder;

import android.os.RemoteException;

import android.os.ServiceManager;

import android.os.UserHandle;

import android.util.Log;



/**

 * Helper class to separate model and view for USB permission and confirm dialogs.

 */

public class UsbDialogHelper {

    private static final String TAG = UsbDialogHelper.class.getSimpleName();

    private static final String EXTRA_RESOLVE_INFO = "rinfo";



    private final UsbDevice mDevice;

    private final UsbAccessory mAccessory;

    private final ResolveInfo mResolveInfo;

    private final String mPackageName;

    private final CharSequence mAppName;

    private final Context mContext;

    private final PendingIntent mPendingIntent;

    private final IUsbManager mUsbService;

    private final int mUid;

    private final boolean mCanBeDefault;



    private UsbDisconnectedReceiver mDisconnectedReceiver;

    private boolean mIsUsbDevice;

    private boolean mResponseSent;



    /**

     * @param context The Context of the caller.

     * @param intent The intent of the caller.

     * @throws IllegalStateException Thrown if both UsbDevice and UsbAccessory are null or if the

     *                               query for the matching ApplicationInfo is unsuccessful.

     */

    public UsbDialogHelper(Context context, Intent intent) throws IllegalStateException {

        mContext = context;

        mDevice = intent.getParcelableExtra(UsbManager.EXTRA_DEVICE);

        mAccessory = intent.getParcelableExtra(UsbManager.EXTRA_ACCESSORY);

        mCanBeDefault = intent.getBooleanExtra(UsbManager.EXTRA_CAN_BE_DEFAULT, false);

        if (mDevice == null && mAccessory == null) {

            throw new IllegalStateException("Device and accessory are both null.");

        }

        if (mDevice != null) {

            mIsUsbDevice = true;

        }

        mResolveInfo = intent.getParcelableExtra(EXTRA_RESOLVE_INFO);

        PackageManager packageManager = mContext.getPackageManager();

        if (mResolveInfo != null) {

            // If a ResolveInfo is provided it will be used to determine the activity to start

            mUid = mResolveInfo.activityInfo.applicationInfo.uid;

            mPackageName = mResolveInfo.activityInfo.packageName;

            mPendingIntent = null;

        } else {

            mUid = intent.getIntExtra(Intent.EXTRA_UID, -1);

            mPackageName = intent.getStringExtra(UsbManager.EXTRA_PACKAGE);

            mPendingIntent = intent.getParcelableExtra(Intent.EXTRA_INTENT);

        }

        try {

            ApplicationInfo aInfo = packageManager.getApplicationInfo(mPackageName, 0);

            mAppName = aInfo.loadLabel(packageManager);

        } catch (PackageManager.NameNotFoundException e) {

            throw new IllegalStateException("unable to look up package name", e);

        }

        IBinder b = ServiceManager.getService(Context.USB_SERVICE);

        mUsbService = IUsbManager.Stub.asInterface(b);

    }



    /**

     * Registers UsbDisconnectedReceiver to dismiss dialog automatically when device or accessory

     * gets disconnected

     * @param activity The activity to finish when device / accessory gets disconnected.

     */

    public void registerUsbDisconnectedReceiver(Activity activity) {

        if (mIsUsbDevice) {

            mDisconnectedReceiver = new UsbDisconnectedReceiver(activity, mDevice);

        } else {

            mDisconnectedReceiver = new UsbDisconnectedReceiver(activity, mAccessory);

        }

    }



    /**

     * Unregisters the UsbDisconnectedReceiver. To be called when the activity is destroyed.

     * @param activity The activity registered to finish when device / accessory gets disconnected.

     */

    public void unregisterUsbDisconnectedReceiver(Activity activity) {

        if (mDisconnectedReceiver != null) {

            try {

                activity.unregisterReceiver(mDisconnectedReceiver);

            } catch (Exception e) {

                // pass

            }

            mDisconnectedReceiver = null;

        }

    }



    /**

     * @return True if the intent contains a UsbDevice which can capture audio.

     */

    public boolean deviceHasAudioCapture() {

        return mDevice != null && mDevice.getHasAudioCapture();

    }



    /**

     * @return True if the intent contains a UsbDevice which can play audio.

     */

    public boolean deviceHasAudioPlayback() {

        return mDevice != null && mDevice.getHasAudioPlayback();

    }



    /**

     * @return True if the package has RECORD_AUDIO permission specified in its manifest.

     */

    public boolean packageHasAudioRecordingPermission() {

        return PermissionChecker.checkPermissionForPreflight(mContext, RECORD_AUDIO,

                PermissionChecker.PID_UNKNOWN, mUid, mPackageName)

                == android.content.pm.PackageManager.PERMISSION_GRANTED;

    }



    /**

     * @return True if the intent contains a UsbDevice.

     */

    public boolean isUsbDevice() {

        return mIsUsbDevice;

    }



    /**

     * @return True if the intent contains a UsbAccessory.

     */

    public boolean isUsbAccessory() {

        return !mIsUsbDevice;

    }



    /**

     * Grants USB permission to the device / accessory to the calling uid.

     */

    public void grantUidAccessPermission() {

        try {

            if (mIsUsbDevice) {

                mUsbService.grantDevicePermission(mDevice, mUid);

            } else {

                mUsbService.grantAccessoryPermission(mAccessory, mUid);

            }

        } catch (RemoteException e) {

            Log.e(TAG, "IUsbService connection failed", e);

        }

    }



    /**

     * Sets the package as default for the device / accessory.

     */

    public void setDefaultPackage() {

        final int userId = UserHandle.myUserId();

        try {

            if (mIsUsbDevice) {

                mUsbService.setDevicePackage(mDevice, mPackageName, userId);

            } else {

                mUsbService.setAccessoryPackage(mAccessory, mPackageName, userId);

            }

        } catch (RemoteException e) {

            Log.e(TAG, "IUsbService connection failed", e);

        }

    }



    /**

     * Clears the default package of the device / accessory.

     */

    public void clearDefaultPackage() {

        final int userId = UserHandle.myUserId();

        try {

            if (mIsUsbDevice) {

                mUsbService.setDevicePackage(mDevice, null, userId);

            } else {

                mUsbService.setAccessoryPackage(mAccessory, null, userId);

            }

        } catch (RemoteException e) {

            Log.e(TAG, "IUsbService connection failed", e);

        }

    }



    /**

     * Starts the activity which was selected to handle the device / accessory.

     */

    public void confirmDialogStartActivity() {

        final int userId = UserHandle.myUserId();

        Intent intent;



        if (mIsUsbDevice) {

            intent = new Intent(UsbManager.ACTION_USB_DEVICE_ATTACHED);

            intent.putExtra(UsbManager.EXTRA_DEVICE, mDevice);

        } else {

            intent = new Intent(UsbManager.ACTION_USB_ACCESSORY_ATTACHED);

            intent.putExtra(UsbManager.EXTRA_ACCESSORY, mAccessory);

        }

        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

        intent.setComponent(

                new ComponentName(mResolveInfo.activityInfo.packageName,

                        mResolveInfo.activityInfo.name));

        try {

            mContext.startActivityAsUser(intent, new UserHandle(userId));

        } catch (Exception e) {

            Log.e(TAG, "Unable to start activity", e);

        }

    }



    /**

     * Sends the result of the permission dialog via the provided PendingIntent.

     *

     * @param permissionGranted True if the user pressed ok in the permission dialog.

     */

    public void sendPermissionDialogResponse(boolean permissionGranted) {

        if (!mResponseSent) {

            // send response via pending intent

            Intent intent = new Intent();

            if (mIsUsbDevice) {

                intent.putExtra(UsbManager.EXTRA_DEVICE, mDevice);

            } else {

                intent.putExtra(UsbManager.EXTRA_ACCESSORY, mAccessory);

            }

            intent.putExtra(UsbManager.EXTRA_PERMISSION_GRANTED, permissionGranted);

            try {

                mPendingIntent.send(mContext, 0, intent);

                mResponseSent = true;

            } catch (PendingIntent.CanceledException e) {

                Log.w(TAG, "PendingIntent was cancelled");

            }

        }

    }



    /**

     * @return A description of the device / accessory

     */

    public String getDeviceDescription() {

        String desc;

        if (mIsUsbDevice) {

            desc = mDevice.getProductName();

            if (desc == null) {

                desc = mDevice.getDeviceName();

            }

        } else {

            // UsbAccessory

            desc = mAccessory.getDescription();

            if (desc == null) {

                desc = String.format("%s %s", mAccessory.getManufacturer(), mAccessory.getModel());

            }

        }

        return desc;

    }



    /**

     * Whether the calling package can set as default handler of the USB device or accessory.

     * In case of a UsbAccessory this is the case if the calling package has an intent filter for

     * {@link UsbManager#ACTION_USB_ACCESSORY_ATTACHED} with a usb-accessory filter matching the

     * attached accessory. In case of a UsbDevice this is the case if the calling package has an

     * intent filter for {@link UsbManager#ACTION_USB_DEVICE_ATTACHED} with a usb-device filter

     * matching the attached device.

     *

     * @return True if the package can be default for the USB device.

     */

    public boolean canBeDefault() {

        return mCanBeDefault;

    }



    /**

     * @return The name of the app which requested permission or the name of the app which will be

     * opened if the user allows it to handle the USB device.

     */

    public CharSequence getAppName() {

        return mAppName;

    }

}

packages/SystemUI/src/com/android/systemui/usb/UsbPermissionActivity.java

+12 −8
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ import android.content.Intent; 
import android.content.PermissionChecker;

import android.content.pm.ApplicationInfo;

import android.content.pm.PackageManager;

import android.content.res.Resources;

import android.hardware.usb.IUsbManager;

import android.hardware.usb.UsbAccessory;

import android.hardware.usb.UsbDevice;
@@ -59,6 +60,7 @@ public class UsbPermissionActivity extends AlertActivity 
    private int mUid;

    private boolean mPermissionGranted;

    private UsbDisconnectedReceiver mDisconnectedReceiver;

    private UsbAudioWarningDialogMessage mUsbAudioPermissionMessageHandler;



    @Override

    public void onCreate(Bundle icicle) {
@@ -73,7 +75,9 @@ public class UsbPermissionActivity extends AlertActivity 
        mUid = intent.getIntExtra(Intent.EXTRA_UID, -1);

        mPackageName = intent.getStringExtra(UsbManager.EXTRA_PACKAGE);

        boolean canBeDefault = intent.getBooleanExtra(UsbManager.EXTRA_CAN_BE_DEFAULT, false);



        mUsbAudioPermissionMessageHandler = new UsbAudioWarningDialogMessage(

                getApplicationContext(), getIntent(),

                UsbAudioWarningDialogMessage.TYPE_PERMISSION);

        PackageManager packageManager = getPackageManager();

        ApplicationInfo aInfo;

        try {
@@ -86,13 +90,14 @@ public class UsbPermissionActivity extends AlertActivity 
        String appName = aInfo.loadLabel(packageManager).toString();



        final AlertController.AlertParams ap = mAlertParams;

        ap.mTitle = appName;

        final int titleId = mUsbAudioPermissionMessageHandler.getPromptTitleId();

        ap.mTitle = getString(titleId, appName, mDevice.getProductName());

        boolean useRecordWarning = false;

        if (mDevice == null) {

            // Accessory Case



            ap.mMessage = getString(R.string.usb_accessory_permission_prompt, appName,

                    mAccessory.getDescription());

            final int messageId = mUsbAudioPermissionMessageHandler.getUsbAccessoryPromptId();

            ap.mMessage = getString(messageId, appName, mAccessory.getDescription());

            mDisconnectedReceiver = new UsbDisconnectedReceiver(this, mAccessory);

        } else {

            boolean hasRecordPermission =
@@ -103,10 +108,9 @@ public class UsbPermissionActivity extends AlertActivity 
            boolean isAudioCaptureDevice = mDevice.getHasAudioCapture();

            useRecordWarning = isAudioCaptureDevice && !hasRecordPermission;



            int strID = useRecordWarning

                    ? R.string.usb_device_permission_prompt_warn

                    : R.string.usb_device_permission_prompt;

            ap.mMessage = getString(strID, appName, mDevice.getProductName());

            final int messageId =  mUsbAudioPermissionMessageHandler.getMessageId();

            ap.mMessage = (messageId != Resources.ID_NULL) ? getString(messageId, appName,

                    mDevice.getProductName()) : null;

            mDisconnectedReceiver = new UsbDisconnectedReceiver(this, mDevice);



        }