/* Copyright (c) 2011 Zhihua (Dennis) Jiang
*
* author: Daniel Tizón
*
* 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.gwtmobile.phonegap.kitchensink.client;
import com.google.gwt.core.client.GWT;
import com.google.gwt.json.client.JSONArray;
import com.google.gwt.json.client.JSONObject;
import com.google.gwt.json.client.JSONParser;
import com.google.gwt.json.client.JSONValue;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.uibinder.client.UiHandler;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.Widget;
import com.gwtmobile.ui.client.event.SelectionChangedEvent;
import com.gwtmobile.ui.client.page.Page;
import com.gwtmobile.phonegap.client.plugins.android.Bluetooth;
import com.gwtmobile.phonegap.client.plugins.android.Bluetooth.Callback;
import com.gwtmobile.phonegap.client.plugins.android.Bluetooth.StringCallback;
public class BluetoothUi extends Page {
@UiField
HTML text;
private static BluetoothUiUiBinder uiBinder = GWT
.create(BluetoothUiUiBinder.class);
interface BluetoothUiUiBinder extends UiBinder<Widget, BluetoothUi> {
}
public BluetoothUi() {
initWidget(uiBinder.createAndBindUi(this));
}
@UiHandler("list")
void onListSelectionChanged(SelectionChangedEvent e) {
switch (e.getSelection()) {
case 0:
isBTEnabled();
break;
case 1:
enableBT();
break;
case 2:
disableBT();
break;
case 3:
listDevices();
break;
case 4:
pairBT("6C:9B:02:44:FA:BF");
break;
case 5:
listBoundDevices();
break;
case 6:
stopDiscovering();
break;
case 7:
isBound("6C:9B:02:44:FA:BF");
break;
}
}
public void isBTEnabled() {
Bluetooth.isBTEnabled(new Callback() {
@Override
public void onSuccess(boolean result) {
try {
String state = "";
if (result)
state = "Enabled";
if (!result)
state = "Disabled";
text.setHTML("Result:<br/>" + state);
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void onError(String message) {
text.setHTML("Error: " + message);
}
});
}
public void enableBT() {
Bluetooth.enableBT(new Callback() {
@Override
public void onSuccess(boolean result) {
try {
String state = "";
if (result)
state = "Success";
if (!result)
state = "Error";
text.setHTML("Result:<br/>" + state);
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void onError(String message) {
text.setHTML("Error: " + message);
}
});
}
public void disableBT() {
Bluetooth.disableBT(new Callback() {
@Override
public void onSuccess(boolean result) {
try {
String state = "";
if (result)
state = "Success";
if (!result)
state = "Error";
text.setHTML("Result:<br/>" + state);
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void onError(String message) {
text.setHTML("Error: " + message);
}
});
}
public void listDevices() {
Bluetooth.listDevices(new StringCallback() {
@Override
public void onSuccess(String result) {
try {
String textHTML = "";
JSONValue value = JSONParser.parseLenient(result);
JSONArray devicesArray = value.isArray();
if (devicesArray != null) {
textHTML = "Result:";
for (int i = 0; i < devicesArray.size(); i++) {
JSONObject deviceObj = devicesArray.get(i)
.isObject();
textHTML = textHTML + "<br/>"
+ deviceObj.get("name");
}
text.setHTML(textHTML);
}
} catch (Exception e) {
e.printStackTrace();
text.setHTML("Error: " + e.getMessage());
}
}
@Override
public void onError(String message) {
text.setHTML("Error: " + message);
}
});
}
public void pairBT(String address) {
Bluetooth.pairBT(address, new Callback() {
@Override
public void onSuccess(boolean result) {
try {
String state = "";
if (result)
state = "Success";
if (!result)
state = "Error";
text.setHTML("Result:<br/>" + state);
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void onError(String message) {
text.setHTML("Error: " + message);
}
});
}
public void listBoundDevices() {
Bluetooth.listBoundDevices(new StringCallback() {
@Override
public void onSuccess(String result) {
try {
String textHTML = "";
JSONValue value = JSONParser.parseLenient(result);
JSONArray devicesArray = value.isArray();
if (devicesArray != null) {
textHTML = "Result:";
for (int i = 0; i < devicesArray.size(); i++) {
JSONObject deviceObj = devicesArray.get(i).isObject();
textHTML = textHTML + "<br/>"
+ deviceObj.get("name");
}
text.setHTML(textHTML);
}
} catch (Exception e) {
e.printStackTrace();
text.setHTML("Error: " + e.getMessage());
}
}
@Override
public void onError(String message) {
text.setHTML("Error: " + message);
}
});
}
public void stopDiscovering() {
Bluetooth.stopDiscovering(new Callback() {
@Override
public void onSuccess(boolean result) {
try {
String state = "";
if (result)
state = "Success";
if (!result)
state = "Error";
text.setHTML("Result:<br/>" + state);
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void onError(String message) {
text.setHTML("Error: " + message);
}
});
}
public void isBound(String address) {
Bluetooth.isBound(address, new Callback() {
@Override
public void onSuccess(boolean result) {
try {
String state = "";
if (result)
state = "Yes";
if (!result)
state = "No";
text.setHTML("Result:<br/>" + state);
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void onError(String message) {
text.setHTML("Error: " + message);
}
});
}
}