package com.android.settings.bluetooth;
+import android.app.ActionBar;
+import android.app.Activity;
+import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
+import android.content.BroadcastReceiver;
+import android.content.Context;
import android.content.Intent;
-import android.preference.CheckBoxPreference;
-import android.preference.ListPreference;
+import android.content.IntentFilter;
+import android.os.Bundle;
import android.preference.Preference;
import android.preference.PreferenceActivity;
+import android.preference.PreferenceCategory;
+import android.preference.PreferenceGroup;
import android.preference.PreferenceScreen;
import android.util.Log;
+import android.view.Gravity;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Switch;
+import android.widget.TextView;
+import com.android.settings.ProgressCategory;
import com.android.settings.R;
/**
public final class BluetoothSettings extends DeviceListPreferenceFragment {
private static final String TAG = "BluetoothSettings";
- private static final String KEY_BT_CHECKBOX = "bt_checkbox";
- private static final String KEY_BT_DISCOVERABLE = "bt_discoverable";
- private static final String KEY_BT_DISCOVERABLE_TIMEOUT = "bt_discoverable_timeout";
- private static final String KEY_BT_NAME = "bt_name";
- private static final String KEY_BT_SHOW_RECEIVED = "bt_show_received_files";
-
- private BluetoothEnabler mEnabler;
- private BluetoothDiscoverableEnabler mDiscoverableEnabler;
- private BluetoothNamePreference mNamePreference;
+ private static final int MENU_ID_SCAN = Menu.FIRST;
+ private static final int MENU_ID_RENAME_DEVICE = Menu.FIRST + 1;
+ private static final int MENU_ID_VISIBILITY_TIMEOUT = Menu.FIRST + 2;
+ private static final int MENU_ID_SHOW_RECEIVED = Menu.FIRST + 3;
/* Private intent to show the list of received files */
private static final String BTOPP_ACTION_OPEN_RECEIVED_FILES =
"android.btopp.intent.action.OPEN_RECEIVED_FILES";
- /** Initialize the filter to show bonded devices only. */
+ private BluetoothEnabler mBluetoothEnabler;
+
+ private BluetoothDiscoverableEnabler mDiscoverableEnabler;
+
+ private PreferenceGroup mPairedDevicesCategory;
+
+ private PreferenceGroup mAvailableDevicesCategory;
+ private boolean mAvailableDevicesCategoryIsPresent;
+ private boolean mActivityStarted;
+
+ private TextView mEmptyView;
+
+ private final IntentFilter mIntentFilter;
+
+ // accessed from inner class (not private to avoid thunks)
+ Preference mMyDevicePreference;
+
+ private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ String action = intent.getAction();
+ if (action.equals(BluetoothAdapter.ACTION_LOCAL_NAME_CHANGED)) {
+ updateDeviceName();
+ }
+ }
+
+ private void updateDeviceName() {
+ if (mLocalAdapter.isEnabled() && mMyDevicePreference != null) {
+ mMyDevicePreference.setTitle(mLocalAdapter.getName());
+ }
+ }
+ };
+
public BluetoothSettings() {
- super(BluetoothDeviceFilter.BONDED_DEVICE_FILTER);
+ mIntentFilter = new IntentFilter(BluetoothAdapter.ACTION_LOCAL_NAME_CHANGED);
+ }
+
+ @Override
+ public void onActivityCreated(Bundle savedInstanceState) {
+ super.onActivityCreated(savedInstanceState);
+ mActivityStarted = (savedInstanceState == null); // don't auto start scan after rotation
+
+ mEmptyView = (TextView) getView().findViewById(android.R.id.empty);
+ getListView().setEmptyView(mEmptyView);
}
@Override
void addPreferencesForActivity() {
addPreferencesFromResource(R.xml.bluetooth_settings);
- mEnabler = new BluetoothEnabler(getActivity(),
- (CheckBoxPreference) findPreference(KEY_BT_CHECKBOX));
+ Activity activity = getActivity();
+
+ Switch actionBarSwitch = new Switch(activity);
+
+ if (activity instanceof PreferenceActivity) {
+ PreferenceActivity preferenceActivity = (PreferenceActivity) activity;
+ if (preferenceActivity.onIsHidingHeaders() || !preferenceActivity.onIsMultiPane()) {
+ final int padding = activity.getResources().getDimensionPixelSize(
+ R.dimen.action_bar_switch_padding);
+ actionBarSwitch.setPadding(0, 0, padding, 0);
+ activity.getActionBar().setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM,
+ ActionBar.DISPLAY_SHOW_CUSTOM);
+ activity.getActionBar().setCustomView(actionBarSwitch, new ActionBar.LayoutParams(
+ ActionBar.LayoutParams.WRAP_CONTENT,
+ ActionBar.LayoutParams.WRAP_CONTENT,
+ Gravity.CENTER_VERTICAL | Gravity.RIGHT));
+ }
+ }
- mDiscoverableEnabler = new BluetoothDiscoverableEnabler(getActivity(),
- mLocalAdapter,
- (CheckBoxPreference) findPreference(KEY_BT_DISCOVERABLE),
- (ListPreference) findPreference(KEY_BT_DISCOVERABLE_TIMEOUT));
+ mBluetoothEnabler = new BluetoothEnabler(activity, actionBarSwitch);
- mNamePreference = (BluetoothNamePreference) findPreference(KEY_BT_NAME);
+ setHasOptionsMenu(true);
}
@Override
public void onResume() {
+ // resume BluetoothEnabler before calling super.onResume() so we don't get
+ // any onDeviceAdded() callbacks before setting up view in updateContent()
+ if (mBluetoothEnabler != null) {
+ mBluetoothEnabler.resume();
+ }
super.onResume();
- // Repopulate (which isn't too bad since it's cached in the settings
- // bluetooth manager)
- addDevices();
-
- mEnabler.resume();
- mDiscoverableEnabler.resume();
- mNamePreference.resume();
+ if (mDiscoverableEnabler != null) {
+ mDiscoverableEnabler.resume();
+ }
+ getActivity().registerReceiver(mReceiver, mIntentFilter);
+ if (mLocalAdapter != null) {
+ updateContent(mLocalAdapter.getBluetoothState(), mActivityStarted);
+ }
}
@Override
public void onPause() {
super.onPause();
+ if (mBluetoothEnabler != null) {
+ mBluetoothEnabler.pause();
+ }
+ getActivity().unregisterReceiver(mReceiver);
+ if (mDiscoverableEnabler != null) {
+ mDiscoverableEnabler.pause();
+ }
+ }
- mNamePreference.pause();
- mDiscoverableEnabler.pause();
- mEnabler.pause();
+ @Override
+ public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+ if (mLocalAdapter == null) return;
+ boolean bluetoothIsEnabled = mLocalAdapter.getBluetoothState() == BluetoothAdapter.STATE_ON;
+ boolean isDiscovering = mLocalAdapter.isDiscovering();
+ int textId = isDiscovering ? R.string.bluetooth_searching_for_devices :
+ R.string.bluetooth_search_for_devices;
+ menu.add(Menu.NONE, MENU_ID_SCAN, 0, textId)
+ .setEnabled(bluetoothIsEnabled && !isDiscovering)
+ .setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
+ menu.add(Menu.NONE, MENU_ID_RENAME_DEVICE, 0, R.string.bluetooth_rename_device)
+ .setEnabled(bluetoothIsEnabled)
+ .setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
+ menu.add(Menu.NONE, MENU_ID_VISIBILITY_TIMEOUT, 0, R.string.bluetooth_visibility_timeout)
+ .setEnabled(bluetoothIsEnabled)
+ .setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
+ menu.add(Menu.NONE, MENU_ID_SHOW_RECEIVED, 0, R.string.bluetooth_show_received_files)
+ .setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
}
- private final View.OnClickListener mListener = new View.OnClickListener() {
- public void onClick(View v) {
- // User clicked on advanced options icon for a device in the list
- if (v.getTag() instanceof CachedBluetoothDevice) {
- CachedBluetoothDevice
- device = (CachedBluetoothDevice) v.getTag();
-
- Preference pref = new Preference(getActivity());
- pref.setTitle(device.getName());
- pref.setFragment(DeviceProfilesSettings.class.getName());
- pref.getExtras().putParcelable(DeviceProfilesSettings.EXTRA_DEVICE,
- device.getDevice());
- ((PreferenceActivity) getActivity())
- .onPreferenceStartFragment(BluetoothSettings.this,
- pref);
- } else {
- Log.w(TAG, "onClick() called for other View: " + v);
- }
+ @Override
+ public boolean onOptionsItemSelected(MenuItem item) {
+ switch (item.getItemId()) {
+ case MENU_ID_SCAN:
+ if (mLocalAdapter.getBluetoothState() == BluetoothAdapter.STATE_ON) {
+ startScanning();
+ }
+ return true;
+
+ case MENU_ID_RENAME_DEVICE:
+ new BluetoothNameDialogFragment().show(
+ getFragmentManager(), "rename device");
+ return true;
+
+ case MENU_ID_VISIBILITY_TIMEOUT:
+ new BluetoothVisibilityTimeoutFragment().show(
+ getFragmentManager(), "visibility timeout");
+ return true;
+
+ case MENU_ID_SHOW_RECEIVED:
+ Intent intent = new Intent(BTOPP_ACTION_OPEN_RECEIVED_FILES);
+ getActivity().sendBroadcast(intent);
+ return true;
}
- };
+ return super.onOptionsItemSelected(item);
+ }
+
+ private void startScanning() {
+ if (!mAvailableDevicesCategoryIsPresent) {
+ getPreferenceScreen().addPreference(mAvailableDevicesCategory);
+ }
+ mLocalAdapter.startScanning(true);
+ }
@Override
- public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen,
- Preference preference) {
- if (KEY_BT_SHOW_RECEIVED.equals(preference.getKey())) {
- Intent intent = new Intent(BTOPP_ACTION_OPEN_RECEIVED_FILES);
- getActivity().sendBroadcast(intent);
- return true;
+ void onDevicePreferenceClick(BluetoothDevicePreference btPreference) {
+ mLocalAdapter.stopScanning();
+ super.onDevicePreferenceClick(btPreference);
+ }
+
+ private void addDeviceCategory(PreferenceGroup preferenceGroup, int titleId,
+ BluetoothDeviceFilter.Filter filter) {
+ preferenceGroup.setTitle(titleId);
+ getPreferenceScreen().addPreference(preferenceGroup);
+ setFilter(filter);
+ setDeviceListGroup(preferenceGroup);
+ addCachedDevices();
+ preferenceGroup.setEnabled(true);
+ }
+
+ private void updateContent(int bluetoothState, boolean scanState) {
+ final PreferenceScreen preferenceScreen = getPreferenceScreen();
+ int messageId = 0;
+
+ switch (bluetoothState) {
+ case BluetoothAdapter.STATE_ON:
+ preferenceScreen.removeAll();
+ preferenceScreen.setOrderingAsAdded(true);
+ mDevicePreferenceMap.clear();
+
+ // This device
+ if (mMyDevicePreference == null) {
+ mMyDevicePreference = new Preference(getActivity());
+ }
+ mMyDevicePreference.setTitle(mLocalAdapter.getName());
+ if (getResources().getBoolean(com.android.internal.R.bool.config_voice_capable)) {
+ mMyDevicePreference.setIcon(R.drawable.ic_bt_cellphone); // for phones
+ } else {
+ mMyDevicePreference.setIcon(R.drawable.ic_bt_laptop); // for tablets, etc.
+ }
+ mMyDevicePreference.setPersistent(false);
+ mMyDevicePreference.setEnabled(true);
+ preferenceScreen.addPreference(mMyDevicePreference);
+
+ if (mDiscoverableEnabler == null) {
+ mDiscoverableEnabler = new BluetoothDiscoverableEnabler(getActivity(),
+ mLocalAdapter, mMyDevicePreference);
+ mDiscoverableEnabler.resume();
+ LocalBluetoothManager.getInstance(getActivity()).setDiscoverableEnabler(
+ mDiscoverableEnabler);
+ }
+
+ // Paired devices category
+ if (mPairedDevicesCategory == null) {
+ mPairedDevicesCategory = new PreferenceCategory(getActivity());
+ } else {
+ mPairedDevicesCategory.removeAll();
+ }
+ addDeviceCategory(mPairedDevicesCategory,
+ R.string.bluetooth_preference_paired_devices,
+ BluetoothDeviceFilter.BONDED_DEVICE_FILTER);
+ int numberOfPairedDevices = mPairedDevicesCategory.getPreferenceCount();
+
+ mDiscoverableEnabler.setNumberOfPairedDevices(numberOfPairedDevices);
+
+ // Available devices category
+ if (mAvailableDevicesCategory == null) {
+ mAvailableDevicesCategory = new ProgressCategory(getActivity(), null);
+ } else {
+ mAvailableDevicesCategory.removeAll();
+ }
+ addDeviceCategory(mAvailableDevicesCategory,
+ R.string.bluetooth_preference_found_devices,
+ BluetoothDeviceFilter.UNBONDED_DEVICE_FILTER);
+ int numberOfAvailableDevices = mAvailableDevicesCategory.getPreferenceCount();
+ mAvailableDevicesCategoryIsPresent = true;
+
+ if (numberOfAvailableDevices == 0) {
+ preferenceScreen.removePreference(mAvailableDevicesCategory);
+ mAvailableDevicesCategoryIsPresent = false;
+ }
+
+ if (numberOfPairedDevices == 0) {
+ preferenceScreen.removePreference(mPairedDevicesCategory);
+ if (scanState == true) {
+ mActivityStarted = false;
+ startScanning();
+ } else {
+ if (!mAvailableDevicesCategoryIsPresent) {
+ getPreferenceScreen().addPreference(mAvailableDevicesCategory);
+ }
+ }
+ }
+ getActivity().invalidateOptionsMenu();
+ return; // not break
+
+ case BluetoothAdapter.STATE_TURNING_OFF:
+ messageId = R.string.bluetooth_turning_off;
+ break;
+
+ case BluetoothAdapter.STATE_OFF:
+ messageId = R.string.bluetooth_empty_list_bluetooth_off;
+ break;
+
+ case BluetoothAdapter.STATE_TURNING_ON:
+ messageId = R.string.bluetooth_turning_on;
+ break;
}
- return super.onPreferenceTreeClick(preferenceScreen, preference);
+ setDeviceListGroup(preferenceScreen);
+ removeAllDevices();
+ mEmptyView.setText(messageId);
+ getActivity().invalidateOptionsMenu();
+ }
+
+ @Override
+ public void onBluetoothStateChanged(int bluetoothState) {
+ super.onBluetoothStateChanged(bluetoothState);
+ updateContent(bluetoothState, true);
+ }
+
+ @Override
+ public void onScanningStateChanged(boolean started) {
+ super.onScanningStateChanged(started);
+ // Update options' enabled state
+ getActivity().invalidateOptionsMenu();
+ }
+
+ public void onDeviceBondStateChanged(CachedBluetoothDevice cachedDevice, int bondState) {
+ setDeviceListGroup(getPreferenceScreen());
+ removeAllDevices();
+ updateContent(mLocalAdapter.getBluetoothState(), false);
}
- public void onDeviceBondStateChanged(CachedBluetoothDevice cachedDevice,
- int bondState) {
- if (bondState == BluetoothDevice.BOND_BONDED) {
- // add to "Paired devices" list after remote-initiated pairing
- if (mDevicePreferenceMap.get(cachedDevice) == null) {
- createDevicePreference(cachedDevice);
+ private final View.OnClickListener mDeviceProfilesListener = new View.OnClickListener() {
+ public void onClick(View v) {
+ // User clicked on advanced options icon for a device in the list
+ if (v.getTag() instanceof CachedBluetoothDevice) {
+ CachedBluetoothDevice device = (CachedBluetoothDevice) v.getTag();
+
+ Bundle args = new Bundle(1);
+ args.putParcelable(DeviceProfilesSettings.EXTRA_DEVICE, device.getDevice());
+
+ ((PreferenceActivity) getActivity()).startPreferencePanel(
+ DeviceProfilesSettings.class.getName(), args,
+ R.string.bluetooth_device_advanced_title, null, null, 0);
+ } else {
+ Log.w(TAG, "onClick() called for other View: " + v); // TODO remove
}
- } else if (bondState == BluetoothDevice.BOND_NONE) {
- // remove unpaired device from paired devices list
- onDeviceDeleted(cachedDevice);
}
- }
+ };
/**
* Add a listener, which enables the advanced settings icon.
*/
@Override
void initDevicePreference(BluetoothDevicePreference preference) {
- preference.setOnSettingsClickListener(mListener);
+ CachedBluetoothDevice cachedDevice = preference.getCachedDevice();
+ if (cachedDevice.getBondState() == BluetoothDevice.BOND_BONDED) {
+ // Only paired device have an associated advanced settings screen
+ preference.setOnSettingsClickListener(mDeviceProfilesListener);
+ }
}
}
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