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Code Issues Projects Releases Wiki Activity

Use new BriarRecyclerView in ConversationView

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This now handles progress bar and empty view itself.
With this commit, it also scrolls down on layout changes like when
keyboard is opened.
This commit is contained in:
Torsten Grote
2015-12-31 12:16:54 -02:00
parent b1f2f7d120
commit a4437a729a
3 changed files with 52 additions and 90 deletions
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34
briar-android/res/layout/activity_conversation.xml
View File

@@ -1,45 +1,17 @@
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/layout"
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent">
<android.support.v7.widget.RecyclerView
<org.briarproject.android.util.BriarRecyclerView
android:id="@+id/conversationView"
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:scrollbars="vertical"/>
android:layout_weight="1"/>
<ProgressBar
android:id="@+id/listLoadingProgressBar"
android:layout_width="wrap_content"
android:layout_height="0dp"
android:layout_gravity="center"
android:gravity="center"
android:layout_weight="1"
android:indeterminate="true"
android:visibility="gone"/>
<TextView
android:id="@+id/emptyView"
android:layout_width="wrap_content"
android:layout_height="0dp"
android:layout_weight="1"
android:layout_gravity="center"
android:gravity="center"
android:padding="@dimen/margin_large"
android:textSize="@dimen/text_size_large"
android:text="@string/no_private_messages"
android:visibility="gone"/>
<View
android:layout_width="match_parent"
android:layout_height="1px"
android:background="@color/horizontal_border"/>
<View style="@style/Divider.Horizontal"/>
<LinearLayout
android:orientation="horizontal"

83
briar-android/src/org/briarproject/android/contact/ConversationActivity.java
View File

@@ -3,26 +3,22 @@ package org.briarproject.android.contact;
import android.content.DialogInterface;
import android.content.Intent;
import android.graphics.PorterDuff;
import android.os.Build;
import android.os.Bundle;
import android.support.v7.app.ActionBar;
import android.support.v7.app.AlertDialog;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.ProgressBar;
import android.widget.TextView;
import android.widget.Toast;
import org.briarproject.R;
import org.briarproject.android.BriarActivity;
import org.briarproject.android.util.BriarRecyclerView;
import org.briarproject.api.android.AndroidNotificationManager;
import org.briarproject.api.contact.Contact;
import org.briarproject.api.contact.ContactId;
@@ -68,8 +64,6 @@ import java.util.logging.Logger;
import javax.inject.Inject;
import static android.view.View.GONE;
import static android.view.View.VISIBLE;
import static android.widget.Toast.LENGTH_SHORT;
import static java.util.logging.Level.INFO;
import static java.util.logging.Level.WARNING;
@@ -88,10 +82,8 @@ public class ConversationActivity extends BriarActivity
@Inject private ConnectionRegistry connectionRegistry;
@Inject @CryptoExecutor private Executor cryptoExecutor;
private Map<MessageId, byte[]> bodyCache = new HashMap<MessageId, byte[]>();
private TextView empty = null;
private ProgressBar loading = null;
private ConversationAdapter adapter = null;
private RecyclerView list = null;
private BriarRecyclerView list = null;
private EditText content = null;
private ImageButton sendButton = null;
@@ -121,37 +113,12 @@ public class ConversationActivity extends BriarActivity
setResult(RESULT_OK, data);
setContentView(R.layout.activity_conversation);
ViewGroup layout = (ViewGroup) findViewById(R.id.layout);
empty = (TextView) findViewById(R.id.emptyView);
empty.setVisibility(GONE);
// Show a progress bar while the list is loading
loading = (ProgressBar) findViewById(R.id.listLoadingProgressBar);
loading.setVisibility(VISIBLE);
adapter = new ConversationAdapter(this);
list = (RecyclerView) findViewById(R.id.conversationView);
list = (BriarRecyclerView) findViewById(R.id.conversationView);
list.setLayoutManager(new LinearLayoutManager(this));
list.setAdapter(adapter);
list.setVisibility(GONE);
// scroll down when opening keyboard
if (Build.VERSION.SDK_INT >= 11) {
list.addOnLayoutChangeListener(new View.OnLayoutChangeListener() {
@Override
public void onLayoutChange(View v,
int left, int top, int right, int bottom,
int oldLeft, int oldTop, int oldRight, int oldBottom) {
if (bottom < oldBottom) {
list.postDelayed(new Runnable() {
@Override
public void run() {
list.scrollToPosition(
adapter.getItemCount() - 1);
}
}, 100);
}
}
});
}
list.setEmptyText(getString(R.string.no_private_messages));
content = (EditText) findViewById(R.id.contentView);
sendButton = (ImageButton) findViewById(R.id.sendButton);
@@ -167,6 +134,23 @@ public class ConversationActivity extends BriarActivity
loadHeaders();
}
@Override
public void onPause() {
super.onPause();
eventBus.removeListener(this);
if (isFinishing()) markMessagesRead();
}
@Override
protected void onActivityResult(int request, int result, Intent data) {
super.onActivityResult(request, result, data);
if (request == REQUEST_READ && result == RESULT_PREV_NEXT) {
int position = data.getIntExtra("briar.POSITION", -1);
if (position >= 0 && position < adapter.getItemCount())
displayMessage(position);
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu items for use in the action bar
@@ -264,11 +248,8 @@ public class ConversationActivity extends BriarActivity
final Collection<PrivateMessageHeader> headers) {
runOnUiThread(new Runnable() {
public void run() {
loading.setVisibility(GONE);
sendButton.setEnabled(true);
if (!headers.isEmpty()) {
list.setVisibility(VISIBLE);
empty.setVisibility(GONE);
for (PrivateMessageHeader h : headers) {
ConversationItem item = new ConversationItem(h);
byte[] body = bodyCache.get(h.getId());
@@ -279,8 +260,9 @@ public class ConversationActivity extends BriarActivity
// Scroll to the bottom
list.scrollToPosition(adapter.getItemCount() - 1);
} else {
empty.setVisibility(VISIBLE);
list.setVisibility(GONE);
// we have no messages,
// so let the list know to hide progress bar
list.showData();
}
}
});
@@ -329,23 +311,6 @@ public class ConversationActivity extends BriarActivity
});
}
@Override
protected void onActivityResult(int request, int result, Intent data) {
super.onActivityResult(request, result, data);
if (request == REQUEST_READ && result == RESULT_PREV_NEXT) {
int position = data.getIntExtra("briar.POSITION", -1);
if (position >= 0 && position < adapter.getItemCount())
displayMessage(position);
}
}
@Override
public void onPause() {
super.onPause();
eventBus.removeListener(this);
if (isFinishing()) markMessagesRead();
}
private void markMessagesRead() {
notificationManager.clearPrivateMessageNotification(contactId);
List<MessageId> unread = new ArrayList<MessageId>();

25
briar-android/src/org/briarproject/android/util/BriarRecyclerView.java
View File

@@ -1,6 +1,7 @@
package org.briarproject.android.util;
import android.content.Context;
import android.os.Build;
import android.support.v7.widget.RecyclerView;
import android.util.AttributeSet;
import android.view.LayoutInflater;
@@ -51,6 +52,26 @@ public class BriarRecyclerView extends FrameLayout {
showProgressBar();
// scroll down when opening keyboard
if (Build.VERSION.SDK_INT >= 11) {
recyclerView.addOnLayoutChangeListener(new View.OnLayoutChangeListener() {
@Override
public void onLayoutChange(View v,
int left, int top, int right, int bottom,
int oldLeft, int oldTop, int oldRight, int oldBottom) {
if (bottom < oldBottom) {
recyclerView.postDelayed(new Runnable() {
@Override
public void run() {
scrollToPosition(
recyclerView.getAdapter().getItemCount() - 1);
}
}, 100);
}
}
});
}
emptyObserver = new RecyclerView.AdapterDataObserver() {
@Override
public void onChanged() {
@@ -112,6 +133,10 @@ public class BriarRecyclerView extends FrameLayout {
}
}
public void scrollToPosition(int position) {
recyclerView.scrollToPosition(position);
}
public RecyclerView getRecyclerView() {
return recyclerView;
}