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/*
* Copyright (C) 2015 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.settings.deviceinfo;
import android.annotation.Nullable;
import android.app.Activity;
import android.app.ActivityManager;
import android.app.AlertDialog;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.hardware.usb.UsbManager;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Checkable;
import android.widget.LinearLayout;
import android.widget.TextView;
import com.android.settings.R;
/**
* UI for the USB chooser dialog.
*
*/
public class UsbModeChooserActivity extends Activity {
public static final int[] DEFAULT_MODES = {
UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_NONE,
UsbBackend.MODE_POWER_SOURCE | UsbBackend.MODE_DATA_NONE,
UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_MTP,
UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_PTP,
UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_MIDI
};
private UsbBackend mBackend;
private AlertDialog mDialog;
private LayoutInflater mLayoutInflater;
private BroadcastReceiver mDisconnectedReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
if (UsbManager.ACTION_USB_STATE.equals(action)) {
boolean connected = intent.getBooleanExtra(UsbManager.USB_CONNECTED, false);
if (!connected) {
mDialog.dismiss();
}
}
}
};
@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mLayoutInflater = LayoutInflater.from(this);
mDialog = new AlertDialog.Builder(this)
.setTitle(R.string.usb_use)
.setView(R.layout.usb_dialog_container)
.setOnDismissListener(new DialogInterface.OnDismissListener() {
@Override
public void onDismiss(DialogInterface dialog) {
finish();
}
})
.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
finish();
}
}).create();
mDialog.show();
LinearLayout container = (LinearLayout) mDialog.findViewById(R.id.container);
mBackend = new UsbBackend(this);
int current = mBackend.getCurrentMode();
for (int i = 0; i < DEFAULT_MODES.length; i++) {
if (mBackend.isModeSupported(DEFAULT_MODES[i])) {
inflateOption(DEFAULT_MODES[i], current == DEFAULT_MODES[i], container);
}
}
}
@Override
public void onStart() {
super.onStart();
IntentFilter filter = new IntentFilter(UsbManager.ACTION_USB_STATE);
registerReceiver(mDisconnectedReceiver, filter);
}
@Override
protected void onStop() {
unregisterReceiver(mDisconnectedReceiver);
super.onStop();
}
private void inflateOption(final int mode, boolean selected, LinearLayout container) {
View v = mLayoutInflater.inflate(R.layout.radio_with_summary, container, false);
((TextView) v.findViewById(android.R.id.title)).setText(getTitle(mode));
((TextView) v.findViewById(android.R.id.summary)).setText(getSummary(mode));
v.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
if (!ActivityManager.isUserAMonkey()) {
mBackend.setMode(mode);
}
mDialog.dismiss();
finish();
}
});
((Checkable) v).setChecked(selected);
container.addView(v);
}
private static int getSummary(int mode) {
switch (mode) {
case UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_NONE:
return R.string.usb_use_charging_only_desc;
case UsbBackend.MODE_POWER_SOURCE | UsbBackend.MODE_DATA_NONE:
return R.string.usb_use_power_only_desc;
case UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_MTP:
return R.string.usb_use_file_transfers_desc;
case UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_PTP:
return R.string.usb_use_photo_transfers_desc;
case UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_MIDI:
return R.string.usb_use_MIDI_desc;
}
return 0;
}
private static int getTitle(int mode) {
switch (mode) {
case UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_NONE:
return R.string.usb_use_charging_only;
case UsbBackend.MODE_POWER_SOURCE | UsbBackend.MODE_DATA_NONE:
return R.string.usb_use_power_only;
case UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_MTP:
return R.string.usb_use_file_transfers;
case UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_PTP:
return R.string.usb_use_photo_transfers;
case UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_MIDI:
return R.string.usb_use_MIDI;
}
return 0;
}
}
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