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fragment voodoo

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This commit is contained in:
Daniel Gultsch 2018-02-21 23:07:53 +01:00
parent dd21f5d072
commit 6bd0abcd8e
6 changed files with 255 additions and 74 deletions
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81
src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
View file

@ -7,6 +7,7 @@ import android.content.pm.PackageManager;
import android.databinding.DataBindingUtil;
import android.net.Uri;
import android.os.Build;
import android.os.Parcelable;
import android.preference.Preference;
import android.preference.PreferenceManager;
import android.provider.MediaStore;
@ -62,6 +63,7 @@ import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.UUID;
import java.util.concurrent.atomic.AtomicBoolean;
@ -92,6 +94,7 @@ import eu.siacs.conversations.ui.adapter.MessageAdapter;
import eu.siacs.conversations.ui.util.ActivityResult;
import eu.siacs.conversations.ui.util.AttachmentTool;
import eu.siacs.conversations.ui.util.ConversationMenuConfigurator;
import eu.siacs.conversations.ui.util.PendingItem;
import eu.siacs.conversations.ui.util.PresenceSelector;
import eu.siacs.conversations.ui.util.SendButtonAction;
import eu.siacs.conversations.ui.util.SendButtonTool;
@ -129,19 +132,18 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
public static final int ATTACHMENT_CHOICE_RECORD_VIDEO = 0x0307;
public static final String RECENTLY_USED_QUICK_ACTION = "recently_used_quick_action";
public static final String STATE_CONVERSATION_UUID = ConversationFragment.class.getName() + ".uuid";
public static final String STATE_SCROLL_POSITION = ConversationFragment.class.getName() + ".scroll_position";
final protected List<Message> messageList = new ArrayList<>();
protected Conversation conversation;
private FragmentConversationBinding binding;
protected MessageAdapter messageListAdapter;
private Toast messageLoaderToast;
private ActivityResult postponedActivityResult = null;
private final PendingItem<ActivityResult> postponedActivityResult = new PendingItem<>();
private final PendingItem<String> pendingConversationsUuid = new PendingItem<>();
public Uri mPendingEditorContent = null;
protected MessageAdapter messageListAdapter;
private Conversation conversation;
private FragmentConversationBinding binding;
private Toast messageLoaderToast;
private ConversationsMainActivity activity;
private OnClickListener clickToMuc = new OnClickListener() {
@ -717,7 +719,7 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
if (activity != null && activity.xmppConnectionService != null) {
handleActivityResult(activityResult);
} else {
this.postponedActivityResult = activityResult;
this.postponedActivityResult.push(activityResult);
}
}
@ -726,14 +728,14 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
}
@Override
public void onAttach(Context context) {
public void onAttach(Activity activity) {
super.onAttach(activity);
Log.d(Config.LOGTAG, "onAttach()");
if (context instanceof ConversationsMainActivity) {
this.activity = (ConversationsMainActivity) context;
if (activity instanceof ConversationsMainActivity) {
this.activity = (ConversationsMainActivity) activity;
} else {
throw new IllegalStateException("Trying to attach fragment to activity that is not the ConversationActivity");
}
super.onAttach(context);
}
@Override
@ -1530,6 +1532,27 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
}
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
if (conversation != null) {
outState.putString(STATE_CONVERSATION_UUID, conversation.getUuid());
}
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
if (savedInstanceState == null) {
return;
}
String uuid = savedInstanceState.getString(STATE_CONVERSATION_UUID);
if (uuid != null) {
this.pendingConversationsUuid.push(uuid);
}
}
@Override
public void onStart() {
super.onStart();
@ -1563,6 +1586,7 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
public boolean reInit(Conversation conversation) {
Log.d(Config.LOGTAG, "reInit()");
if (conversation == null) {
Log.d(Config.LOGTAG, "conversation was null :(");
return false;
}
@ -2159,16 +2183,35 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
@Override
public void onBackendConnected() {
if (postponedActivityResult != null) {
handleActivityResult(postponedActivityResult);
Log.d(Config.LOGTAG, "ConversationFragment.onBackendConnected()");
String uuid = pendingConversationsUuid.pop();
if (uuid != null) {
Conversation conversation = activity.xmppConnectionService.findConversationByUuid(uuid);
if (conversation == null) {
Log.d(Config.LOGTAG, "unable to restore activity");
clearPending();
return;
}
postponedActivityResult = null;
reInit(conversation);
}
ActivityResult activityResult = postponedActivityResult.pop();
if (activityResult != null) {
handleActivityResult(activityResult);
}
}
@Override
void refresh() {
}
public void clearPending() {
if (postponedActivityResult != null) {
if (postponedActivityResult.pop() != null) {
Log.d(Config.LOGTAG, "cleared pending intent with unhandled result left");
}
postponedActivityResult = null;
}
public Conversation getConversation() {
return conversation;
}
}

77
src/main/java/eu/siacs/conversations/ui/ConversationsMainActivity.java
View file

@ -31,11 +31,15 @@ package eu.siacs.conversations.ui;
import android.app.Fragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.databinding.DataBindingUtil;
import android.os.Bundle;
import android.support.annotation.IdRes;
import android.support.v7.app.ActionBar;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.R;
@ -60,6 +64,7 @@ public class ConversationsMainActivity extends XmppActivity implements OnConvers
void onBackendConnected() {
notifyFragment(R.id.main_fragment);
notifyFragment(R.id.secondary_fragment);
invalidateActionBarTitle();
}
private void notifyFragment(@IdRes int id) {
@ -74,7 +79,15 @@ public class ConversationsMainActivity extends XmppActivity implements OnConvers
super.onCreate(savedInstanceState);
new EmojiService(this).init();
this.binding = DataBindingUtil.setContentView(this, R.layout.activity_conversations);
this.getFragmentManager().addOnBackStackChangedListener(this::invalidateActionBarTitle);
this.initializeFragments();
this.invalidateActionBarTitle();
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.activity_conversations, menu);
return super.onCreateOptionsMenu(menu);
}
@Override
@ -85,20 +98,84 @@ public class ConversationsMainActivity extends XmppActivity implements OnConvers
conversationFragment = new ConversationFragment();
FragmentTransaction fragmentTransaction = getFragmentManager().beginTransaction();
fragmentTransaction.replace(R.id.main_fragment, conversationFragment);
fragmentTransaction.addToBackStack(null);
fragmentTransaction.commit();
}
conversationFragment.reInit(conversation);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
FragmentManager fm = getFragmentManager();
if (fm.getBackStackEntryCount() > 0) {
fm.popBackStack();
return true;
}
break;
}
return super.onOptionsItemSelected(item);
}
private void initializeFragments() {
FragmentTransaction transaction = getFragmentManager().beginTransaction();
Fragment mainFragment = getFragmentManager().findFragmentById(R.id.main_fragment);
Fragment secondaryFragment = getFragmentManager().findFragmentById(R.id.secondary_fragment);
if (mainFragment != null) {
Log.d(Config.LOGTAG,"initializeFragment(). main fragment exists");
if (binding.secondaryFragment != null) {
if (mainFragment instanceof ConversationFragment) {
Log.d(Config.LOGTAG,"gained secondary fragment. moving...");
getFragmentManager().popBackStack();
transaction.remove(mainFragment);
transaction.commit();
getFragmentManager().executePendingTransactions();
transaction = getFragmentManager().beginTransaction();
transaction.replace(R.id.secondary_fragment, mainFragment);
transaction.replace(R.id.main_fragment, new ConversationsOverviewFragment());
transaction.commit();
return;
}
} else {
if (secondaryFragment != null && secondaryFragment instanceof ConversationFragment) {
Log.d(Config.LOGTAG,"lost secondary fragment. moving...");
transaction.remove(secondaryFragment);
transaction.commit();
getFragmentManager().executePendingTransactions();
transaction = getFragmentManager().beginTransaction();
transaction.replace(R.id.main_fragment, secondaryFragment);
transaction.addToBackStack(null);
transaction.commit();
return;
}
}
} else {
transaction.replace(R.id.main_fragment, new ConversationsOverviewFragment());
}
if (binding.secondaryFragment != null) {
transaction.replace(R.id.secondary_fragment, new ConversationFragment());
}
transaction.commit();
}
private void invalidateActionBarTitle() {
final ActionBar actionBar = getSupportActionBar();
if (actionBar != null) {
Fragment mainFragment = getFragmentManager().findFragmentById(R.id.main_fragment);
if (mainFragment != null && mainFragment instanceof ConversationFragment) {
final Conversation conversation = ((ConversationFragment) mainFragment).getConversation();
if (conversation != null) {
actionBar.setTitle(conversation.getName());
actionBar.setDisplayHomeAsUpEnabled(true);
return;
}
}
actionBar.setTitle(R.string.app_name);
actionBar.setDisplayHomeAsUpEnabled(false);
}
}
@Override
public void onConversationArchived(Conversation conversation) {

36
src/main/java/eu/siacs/conversations/ui/ConversationsOverviewFragment.java
View file

@ -29,6 +29,7 @@
package eu.siacs.conversations.ui;
import android.app.Activity;
import android.content.Context;
import android.databinding.DataBindingUtil;
import android.os.Bundle;
@ -36,7 +37,6 @@ import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import java.util.ArrayList;
import java.util.List;
@ -55,20 +55,22 @@ public class ConversationsOverviewFragment extends XmppFragment {
private final List<Conversation> conversations = new ArrayList<>();
private ConversationAdapter conversationsAdapter;
private ConversationsMainActivity activity;
private XmppActivity activity;
@Override
public void onAttach(Context context) {
if (context instanceof ConversationsMainActivity) {
this.activity = (ConversationsMainActivity) context;
public void onAttach(Activity activity) {
super.onAttach(activity);
Log.d(Config.LOGTAG,"on attach");
if (activity instanceof XmppActivity) {
this.activity = (XmppActivity) activity;
} else {
throw new IllegalStateException("Trying to attach fragment to activity that is not the ConversationActivity");
throw new IllegalStateException("Trying to attach fragment to activity that is not an XmppActivity");
}
super.onAttach(context);
}
@Override
public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
Log.d(Config.LOGTAG,"onCreateView");
this.binding = DataBindingUtil.inflate(inflater, R.layout.fragment_conversations_overview, container, false);
this.binding.fab.setOnClickListener((view)-> StartConversationActivity.launch(getActivity()));
@ -90,6 +92,26 @@ public class ConversationsOverviewFragment extends XmppFragment {
@Override
void onBackendConnected() {
Log.d(Config.LOGTAG,"nice!");
refresh();
}
@Override
public void onStart() {
super.onStart();
Log.d(Config.LOGTAG,"ConversationsOverviewFragment.onStart()");
if (activity.xmppConnectionService != null) {
refresh();
}
}
@Override
public void onResume() {
super.onResume();
Log.d(Config.LOGTAG,"ConversationsOverviewFragment.onResume()");
}
@Override
void refresh() {
this.activity.xmppConnectionService.populateWithOrderedConversations(this.conversations);
this.conversationsAdapter.notifyDataSetChanged();
}

2
src/main/java/eu/siacs/conversations/ui/XmppFragment.java
View file

@ -34,4 +34,6 @@ import android.app.Fragment;
public abstract class XmppFragment extends Fragment {
abstract void onBackendConnected();
abstract void refresh();
}

45
src/main/java/eu/siacs/conversations/ui/util/PendingItem.java Normal file
View file

@ -0,0 +1,45 @@
/*
* Copyright (c) 2018, Daniel Gultsch All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package eu.siacs.conversations.ui.util;
public class PendingItem<T> {
private T item = null;
public synchronized void push(T item) {
this.item = item;
}
public synchronized T pop() {
final T item = this.item;
this.item = null;
return item;
}
}

16
src/main/res/menu/activity_conversations.xml
View file

@ -1,22 +1,14 @@
<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto">
<item
android:id="@+id/action_add"
android:icon="?attr/icon_new"
android:orderInCategory="10"
app:showAsAction="always"
android:title="@string/action_add"/>
<item
android:id="@+id/action_accounts"
android:orderInCategory="90"
app:showAsAction="never"
android:title="@string/action_accounts"/>
android:title="@string/action_accounts"
app:showAsAction="never"/>
<item
android:id="@+id/action_settings"
android:orderInCategory="100"
app:showAsAction="never"
android:title="@string/action_settings"/>
android:title="@string/action_settings"
app:showAsAction="never"/>
</menu>