mirror of
https://code.briarproject.org/briar/briar.git
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UI for introducing two contacts to each other
Show system notification for successful introductions
This commit is contained in:
Torsten Grote
@@ -0,0 +1,235 @@
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package org.briarproject.android.introduction;
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import android.app.Activity;
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import android.content.Context;
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import android.os.Bundle;
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import android.support.v7.app.ActionBar;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.Button;
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import android.widget.EditText;
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import android.widget.ProgressBar;
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import android.widget.TextView;
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import android.widget.Toast;
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import org.briarproject.R;
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import org.briarproject.android.AndroidComponent;
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import org.briarproject.android.fragment.BaseFragment;
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import org.briarproject.api.FormatException;
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import org.briarproject.api.contact.Contact;
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import org.briarproject.api.contact.ContactId;
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import org.briarproject.api.contact.ContactManager;
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import org.briarproject.api.db.DbException;
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import org.briarproject.api.introduction.IntroductionManager;
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import java.util.logging.Logger;
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import javax.inject.Inject;
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import de.hdodenhof.circleimageview.CircleImageView;
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import im.delight.android.identicons.IdenticonDrawable;
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import static java.util.logging.Level.WARNING;
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public class IntroductionMessageFragment extends BaseFragment {
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private static final Logger LOG =
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Logger.getLogger(IntroductionMessageFragment.class.getName());
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public final static String TAG = "ContactChooserFragment";
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private IntroductionActivity introductionActivity;
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private ViewHolder ui;
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private final static String CONTACT_ID_1 = "contact1";
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private final static String CONTACT_ID_2 = "contact2";
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// Fields that are accessed from background threads must be volatile
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private volatile boolean introductionWasMade = false;
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@Inject
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protected volatile ContactManager contactManager;
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@Inject
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protected volatile IntroductionManager introductionManager;
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public static IntroductionMessageFragment newInstance(int contactId1,
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int contactId2) {
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IntroductionMessageFragment f = new IntroductionMessageFragment();
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Bundle args = new Bundle();
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args.putInt(CONTACT_ID_1, contactId1);
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args.putInt(CONTACT_ID_2, contactId2);
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f.setArguments(args);
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return f;
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}
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@Override
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public void onAttach(Context context) {
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super.onAttach(context);
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try {
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introductionActivity = (IntroductionActivity) context;
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} catch (ClassCastException e) {
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throw new java.lang.InstantiationError(
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"This fragment is only meant to be attached to the IntroductionActivity");
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}
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}
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@Override
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public void injectActivity(AndroidComponent component) {
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component.inject(this);
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container,
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Bundle savedInstanceState) {
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// change toolbar text
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ActionBar actionBar = introductionActivity.getSupportActionBar();
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if (actionBar != null) {
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actionBar.setTitle(R.string.introduction_message_title);
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}
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// inflate view
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View v =
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inflater.inflate(R.layout.introduction_message, container,
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false);
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// show progress bar until contacts have been loaded
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ui = new ViewHolder(v);
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ui.text.setVisibility(View.GONE);
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ui.button.setEnabled(false);
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// get contact IDs from fragment arguments
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int contactId1 = getArguments().getInt(CONTACT_ID_1, -1);
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int contactId2 = getArguments().getInt(CONTACT_ID_2, -1);
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if (contactId1 == -1 || contactId2 == -1) {
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throw new java.lang.InstantiationError(
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"You need to use newInstance() to instantiate");
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}
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// get contacts and then show view
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prepareToSetUpViews(contactId1, contactId2);
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return v;
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}
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@Override
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public String getUniqueTag() {
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return TAG;
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}
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private void prepareToSetUpViews(final int contactId1,
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final int contactId2) {
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introductionActivity.runOnDbThread(new Runnable() {
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public void run() {
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try {
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Contact c1 = contactManager
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.getContact(new ContactId(contactId1));
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Contact c2 = contactManager
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.getContact(new ContactId(contactId2));
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setUpViews(c1, c2);
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} catch (DbException e) {
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// TODO
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e.printStackTrace();
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}
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}
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});
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}
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private void setUpViews(final Contact c1, final Contact c2) {
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introductionActivity.runOnUiThread(new Runnable() {
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public void run() {
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// set avatars
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ui.avatar1.setImageDrawable(new IdenticonDrawable(
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c1.getAuthor().getId().getBytes()));
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ui.avatar2.setImageDrawable(new IdenticonDrawable(
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c2.getAuthor().getId().getBytes()));
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// set introduction text
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ui.text.setText(String.format(
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getString(R.string.introduction_message_text),
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c1.getAuthor().getName(), c2.getAuthor().getName()));
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// set button action
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ui.button.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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onButtonClick(c1, c2);
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}
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});
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// hide progress bar and show views
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ui.progressBar.setVisibility(View.GONE);
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ui.text.setVisibility(View.VISIBLE);
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ui.button.setEnabled(true);
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}
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});
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}
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public void onButtonClick(final Contact c1, final Contact c2) {
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String msg = ui.message.getText().toString();
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makeIntroduction(c1, c2, msg);
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}
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private void makeIntroduction(final Contact c1, final Contact c2,
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final String msg) {
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introductionActivity.runOnDbThread(new Runnable() {
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public void run() {
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// prevent double introductions
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if (introductionWasMade) return;
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// actually make the introduction
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try {
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introductionManager.makeIntroduction(c1, c2, msg);
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introductionWasMade = true;
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postIntroduction(false);
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} catch (DbException e) {
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if (LOG.isLoggable(WARNING))
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LOG.log(WARNING, e.toString(), e);
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postIntroduction(true);
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} catch (FormatException e) {
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if (LOG.isLoggable(WARNING))
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LOG.log(WARNING, e.toString(), e);
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postIntroduction(true);
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}
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}
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});
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}
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private void postIntroduction(final boolean error) {
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introductionActivity.runOnUiThread(new Runnable() {
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public void run() {
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introductionActivity.hideSoftKeyboard(ui.message);
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if (error) {
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Toast.makeText(introductionActivity,
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R.string.introduction_error, Toast.LENGTH_SHORT)
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.show();
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introductionActivity.setResult(Activity.RESULT_CANCELED);
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} else {
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introductionActivity.setResult(Activity.RESULT_OK);
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}
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introductionActivity.finish();
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}
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});
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}
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private class ViewHolder {
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ProgressBar progressBar;
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ViewGroup header;
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CircleImageView avatar1;
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CircleImageView avatar2;
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TextView text;
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EditText message;
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Button button;
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ViewHolder(View v) {
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progressBar = (ProgressBar) v.findViewById(R.id.progressBar);
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header = (ViewGroup) v.findViewById(R.id.introductionHeader);
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avatar1 = (CircleImageView) v.findViewById(R.id.avatarContact1);
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avatar2 = (CircleImageView) v.findViewById(R.id.avatarContact2);
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text = (TextView) v.findViewById(R.id.introductionText);
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message = (EditText) v.findViewById(R.id.introductionMessageView);
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button = (Button) v.findViewById(R.id.makeIntroductionButton);
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}
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}
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}
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