/*

* Copyright (c) 2012 Research In Motion Limited.

*

* 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 mypackage;

import net.rim.blackberry.api.sendmenu.SendCommand;

import net.rim.blackberry.api.sendmenu.SendCommandContextKeys;

import net.rim.blackberry.api.sendmenu.SendCommandException;

import net.rim.blackberry.api.sendmenu.SendCommandRepository;

import net.rim.device.api.system.Bitmap;

import net.rim.device.api.system.Display;

import net.rim.device.api.ui.DrawStyle;

import net.rim.device.api.ui.Field;

import net.rim.device.api.ui.UiApplication;

import net.rim.device.api.ui.XYEdges;

import net.rim.device.api.ui.component.ButtonField;

import net.rim.device.api.ui.component.Dialog;

import net.rim.device.api.ui.component.EditField;

import net.rim.device.api.ui.component.LabelField;

import net.rim.device.api.ui.component.SeparatorField;

import net.rim.device.api.ui.container.MainScreen;

import net.rim.device.api.ui.decor.BorderFactory;

import net.rim.device.api.ui.picker.FilePicker;

import org.json.me.JSONException;

import org.json.me.JSONObject;

/**

* A class extending the MainScreen class, which provides default standard

* behavior for BlackBerry GUI applications.

*/

public final class SocialScreen extends MainScreen {

/** Figured out by experimentation with SendCommand.getId(). */

private final String TWITTER_TEXT_ID = "Twitter_text";

private final String TWITTER_PATH_ID = "Twitter_path";

private final String FACEBOOK_TEXT_ID = "Facebook_text";

private final String FACEBOOK_PATH_ID = "Facebook_path";

private ButtonField shareTextButton;

private EditField textField;

private ButtonField filePickButton;

private SendCommand[] commandsAll;

private SendCommand[] commands;

/**

* Creates a new MyScreen object

*/

public SocialScreen() {

setBorder(BorderFactory.createBitmapBorder(new XYEdges(9, 9, 9, 9), Bitmap.getBitmapResource("border.png")));

setTitle(new LabelField("(: The Social App :)", DrawStyle.HCENTER|Field.FIELD_HCENTER));

filePickButton = new ButtonField("Photo Share", Field.FIELD_HCENTER) {

protected boolean navigationClick(int status, int time) {

FilePicker picker = FilePicker.getInstance();

picker.setFilter(".jpg:.png");

picker.setView(FilePicker.VIEW_PICTURES);

String path = picker.show();

if (path != null) {

// Creating the data context as a JSONObject

JSONObject context = new JSONObject();

try {

context.put(SendCommandContextKeys.PATH, path);

/**

* Since we are sharing a file path, you CANNOT add a

* SUBJECT or TEXT type data. Only PATH seems to be

* allowed.

*/

} catch (JSONException e) {

}

/**

* Getting the available SendCommand(s) for our SendCommand

* type TYPE_TEXT by providing our data context. The 3rd

* parameter is a boolean that indicates whether you want

* all results or just the results that are possible based on the context.

* Ideally this boolean param would be set to false,

* but there seems to be a bug with BBM as it throws an

* exception during the query. As a workaround, I am getting

* all first and then filtering out the ones I dont need.

*/

commandsAll = SendCommandRepository.getInstance().get(SendCommand.TYPE_PATH, context, true);

commands = new SendCommand[2];

for (int i = 0; i < commandsAll.length; i++) {

if (commandsAll[i].getId().equals(TWITTER_PATH_ID)) {

commands[0] = commandsAll[i];

}

if (commandsAll[i].getId().equals(FACEBOOK_PATH_ID)) {

commands[1] = commandsAll[i];

}

}

// Displays our SendCommands to the user.

displayCommands();

}

return true;

}

public int getPreferredWidth() {

return Display.getWidth()/2;

}

};

add(filePickButton);

add(new SeparatorField());

add(new SeparatorField());

add(new SeparatorField());

// An EditField to let the user type in the text to share.

textField = new EditField("", "Share this please.");

textField.setBorder(BorderFactory.createRoundedBorder(new XYEdges(3, 3, 3, 3)));

// A button that initiates the Text Share

shareTextButton = new ButtonField("Text Share", Field.FIELD_HCENTER) {

protected boolean navigationClick(int arg0, int arg1) {

// Creating the data context as a JSONObject

JSONObject context = new JSONObject();

try {

context.put(SendCommandContextKeys.TEXT, textField.getText());

/**

* For text sharing, you can also add a subject as follows. This is useful for sharing via email.

* context.put(SendCommandContextKeys.SUBJECT, "your subject");

*/

} catch (JSONException e) {

}

commandsAll = SendCommandRepository.getInstance().get(SendCommand.TYPE_TEXT, context, true);

commands = new SendCommand[2];

for (int i = 0; i < commandsAll.length; i++) {

if (commandsAll[i].getId().equals(TWITTER_TEXT_ID)) {

commands[0] = commandsAll[i];

}

if (commandsAll[i].getId().equals(FACEBOOK_TEXT_ID)) {

commands[1] = commandsAll[i];

}

}

// Displays our SendCommands to the user.

displayCommands();

return true;

}

public int getPreferredWidth() {

return Display.getWidth()/2;

}

};

add(textField);

add(shareTextButton);

}

/**

* Displays our SendCommands to the user. Note that you can also use the

* prebuilt SendCommandScreen or SendCommandMenu to show the SendCommands.

* But I wanted to demo how you can add the SendCommands in a Screen that

* you own.

*

*/

private void displayCommands() {

SendDialog dialog = new SendDialog(Dialog.D_OK, "Lets be social!", Dialog.OK, null);

if(commands[0]!=null){

dialog.add(new ButtonField("Twitter") {

protected boolean navigationClick(int status, int time) {

try {

commands[0].run();

} catch (SendCommandException e) {

SendDialog.inform(Dialog.D_OK, e.toString(), Dialog.OK, null);

}

UiApplication.getUiApplication().popScreen(getScreen());

return true;

}

public int getPreferredWidth() {

return Display.getWidth();

}

});

}

if(commands[1]!=null){

dialog.add(new ButtonField("Facebook") {

protected boolean navigationClick(int status, int time) {

try {

commands[1].run();

} catch (SendCommandException e) {

SendDialog.inform(Dialog.D_OK, e.toString(), Dialog.OK, null);

}

UiApplication.getUiApplication().popScreen(getScreen());

return true;

}

public int getPreferredWidth() {

return Display.getWidth();

}

});

}

UiApplication.getUiApplication().pushScreen(dialog);

}

}