From 684898ef09e0c067e9f4b2a4f48b4d7bcf349f82 Mon Sep 17 00:00:00 2001
From: Torsten Grote <t@grobox.de>
Date: Mon, 2 May 2016 14:39:07 -0300
Subject: [PATCH] Move forum removal action from long press menu to action bar

part of UI changes for #305
---
 briar-android/res/menu/forum_actions.xml      |  6 +++
 briar-android/res/values/strings.xml          |  7 ++-
 .../android/forum/ForumActivity.java          | 46 +++++++++++++++++++
 .../android/forum/ForumListFragment.java      | 45 ------------------
 4 files changed, 57 insertions(+), 47 deletions(-)

diff --git a/briar-android/res/menu/forum_actions.xml b/briar-android/res/menu/forum_actions.xml
index a4ff00a86f..7eabf7e5ef 100644
--- a/briar-android/res/menu/forum_actions.xml
+++ b/briar-android/res/menu/forum_actions.xml
@@ -15,4 +15,10 @@
 		android:title="@string/forum_share_button"
 		app:showAsAction="ifRoom"/>
 
+	<item
+		android:id="@+id/action_forum_delete"
+		android:icon="@drawable/social_remove_person"
+		android:title="@string/forum_leave"
+		app:showAsAction="never"/>
+
 </menu>
\ No newline at end of file
diff --git a/briar-android/res/values/strings.xml b/briar-android/res/values/strings.xml
index 4bbeca7689..2da9399cc3 100644
--- a/briar-android/res/values/strings.xml
+++ b/briar-android/res/values/strings.xml
@@ -78,8 +78,8 @@
 		<item quantity="other">%d forums shared by contacts</item>
 	</plurals>
 	<string name="show_forums">Show</string>
-	<string name="unsubscribe">Unsubscribe</string>
-	<string name="unsubscribed_toast">Unsubscribed</string>
+	<string name="forum_leave">Leave Forum</string>
+	<string name="forum_left_toast">Forum Left</string>
 	<string name="no_forum_posts">No posts</string>
 	<string name="create_forum_title">New Forum</string>
 	<string name="choose_forum_name">Choose a name for your forum:</string>
@@ -194,7 +194,10 @@
 	<string name="dialog_welcome_message">Add a contact to start communicating securely or press the icon in the upper left corner of the screen for more options.</string>
 	<string name="dialog_title_share_crash_report">Briar has crashed</string>
 	<string name="dialog_message_share_crash_report">Would you like to review the crash report and send it to the developers? It will be stored encrypted on your device until the next time you log into Briar, and then sent securely to the developers.</string>
+	<string name="dialog_title_remove_forum">Confirm Leaving Forum</string>
+	<string name="dialog_message_remove_forum">Are you sure that you want to remove this forum? Contacts you have shared this forum with might get cut off from receiving updates for this forum.</string>
 	<string name="dialog_button_ok">OK</string>
+	<string name="dialog_button_remove">Remove</string>
 	<string name="dialog_button_introduce">Introduce</string>
 	<string name="dialog_button_accept">Accept</string>
 	<string name="dialog_button_decline">Decline</string>
diff --git a/briar-android/src/org/briarproject/android/forum/ForumActivity.java b/briar-android/src/org/briarproject/android/forum/ForumActivity.java
index 6dd00d231e..8ecb6bf5f8 100644
--- a/briar-android/src/org/briarproject/android/forum/ForumActivity.java
+++ b/briar-android/src/org/briarproject/android/forum/ForumActivity.java
@@ -1,9 +1,11 @@
 package org.briarproject.android.forum;
 
+import android.content.DialogInterface;
 import android.content.Intent;
 import android.os.Bundle;
 import android.support.v4.app.ActivityCompat;
 import android.support.v4.app.ActivityOptionsCompat;
+import android.support.v7.app.AlertDialog;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
@@ -13,6 +15,7 @@ import android.widget.AdapterView.OnItemClickListener;
 import android.widget.LinearLayout;
 import android.widget.ListView;
 import android.widget.TextView;
+import android.widget.Toast;
 
 import org.briarproject.R;
 import org.briarproject.android.AndroidComponent;
@@ -51,6 +54,7 @@ import static android.view.Gravity.CENTER_HORIZONTAL;
 import static android.view.View.GONE;
 import static android.view.View.VISIBLE;
 import static android.widget.LinearLayout.VERTICAL;
+import static android.widget.Toast.LENGTH_SHORT;
 import static java.util.logging.Level.INFO;
 import static java.util.logging.Level.WARNING;
 import static org.briarproject.android.forum.ReadForumPostActivity.RESULT_PREV_NEXT;
@@ -163,6 +167,9 @@ public class ForumActivity extends BriarActivity implements EventListener,
 								android.R.anim.slide_out_right);
 				ActivityCompat.startActivity(this, i2, options.toBundle());
 				return true;
+			case R.id.action_forum_delete:
+				showUnsubscribeDialog();
+				return true;
 			default:
 				return super.onOptionsItemSelected(item);
 		}
@@ -381,4 +388,43 @@ public class ForumActivity extends BriarActivity implements EventListener,
 		i.putExtra("briar.POSITION", position);
 		startActivityForResult(i, REQUEST_READ);
 	}
+
+	private void showUnsubscribeDialog() {
+		DialogInterface.OnClickListener okListener =
+				new DialogInterface.OnClickListener() {
+					@Override
+					public void onClick(DialogInterface dialog, int which) {
+						unsubscribe(forum);
+						Toast.makeText(ForumActivity.this,
+								R.string.forum_left_toast, LENGTH_SHORT)
+								.show();
+					}
+				};
+		AlertDialog.Builder builder =
+				new AlertDialog.Builder(ForumActivity.this,
+						R.style.BriarDialogTheme);
+		builder.setTitle(getString(R.string.dialog_title_remove_forum));
+		builder.setMessage(getString(R.string.dialog_message_remove_forum));
+		builder.setPositiveButton(R.string.dialog_button_remove, okListener);
+		builder.setNegativeButton(android.R.string.cancel, null);
+		builder.show();
+	}
+
+	private void unsubscribe(final Forum f) {
+		runOnDbThread(new Runnable() {
+			public void run() {
+				try {
+					long now = System.currentTimeMillis();
+					forumManager.removeForum(f);
+					long duration = System.currentTimeMillis() - now;
+					if (LOG.isLoggable(INFO))
+						LOG.info("Removing forum took " + duration + " ms");
+				} catch (DbException e) {
+					if (LOG.isLoggable(WARNING))
+						LOG.log(WARNING, e.toString(), e);
+				}
+			}
+		});
+	}
+
 }
diff --git a/briar-android/src/org/briarproject/android/forum/ForumListFragment.java b/briar-android/src/org/briarproject/android/forum/ForumListFragment.java
index dea9d1fe47..bd5a62026d 100644
--- a/briar-android/src/org/briarproject/android/forum/ForumListFragment.java
+++ b/briar-android/src/org/briarproject/android/forum/ForumListFragment.java
@@ -5,8 +5,6 @@ import android.os.Bundle;
 import android.support.annotation.Nullable;
 import android.support.design.widget.Snackbar;
 import android.support.v4.content.ContextCompat;
-import android.view.ContextMenu;
-import android.view.ContextMenu.ContextMenuInfo;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuInflater;
@@ -14,11 +12,9 @@ import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.AdapterView;
-import android.widget.AdapterView.AdapterContextMenuInfo;
 import android.widget.LinearLayout;
 import android.widget.ListView;
 import android.widget.TextView;
-import android.widget.Toast;
 
 import org.briarproject.R;
 import org.briarproject.android.AndroidComponent;
@@ -46,11 +42,9 @@ import javax.inject.Inject;
 import static android.support.design.widget.Snackbar.LENGTH_INDEFINITE;
 import static android.view.Gravity.CENTER;
 import static android.view.Gravity.CENTER_HORIZONTAL;
-import static android.view.Menu.NONE;
 import static android.view.View.GONE;
 import static android.view.View.VISIBLE;
 import static android.widget.LinearLayout.VERTICAL;
-import static android.widget.Toast.LENGTH_SHORT;
 import static java.util.logging.Level.INFO;
 import static java.util.logging.Level.WARNING;
 import static org.briarproject.android.BriarActivity.GROUP_ID;
@@ -75,8 +69,6 @@ public class ForumListFragment extends BaseEventFragment implements
 		return fragment;
 	}
 
-	private static final int MENU_ITEM_UNSUBSCRIBE = 1;
-
 	private TextView empty = null;
 	private ForumListAdapter adapter = null;
 	private ListView list = null;
@@ -112,7 +104,6 @@ public class ForumListFragment extends BaseEventFragment implements
 		list.setLayoutParams(MATCH_WRAP_1);
 		list.setAdapter(adapter);
 		list.setOnItemClickListener(this);
-		list.setOnCreateContextMenuListener(this);
 		list.setVisibility(GONE);
 		layout.addView(list);
 
@@ -376,40 +367,4 @@ public class ForumListFragment extends BaseEventFragment implements
 		startActivity(i);
 	}
 
-	@Override
-	public void onCreateContextMenu(ContextMenu menu, View view,
-			ContextMenuInfo info) {
-		String delete = getString(R.string.unsubscribe);
-		menu.add(NONE, MENU_ITEM_UNSUBSCRIBE, NONE, delete);
-	}
-
-	@Override
-	public boolean onContextItemSelected(MenuItem menuItem) {
-		if (menuItem.getItemId() == MENU_ITEM_UNSUBSCRIBE) {
-			ContextMenuInfo info = menuItem.getMenuInfo();
-			int position = ((AdapterContextMenuInfo) info).position;
-			ForumListItem item = adapter.getItem(position);
-			unsubscribe(item.getForum());
-			String unsubscribed = getString(R.string.unsubscribed_toast);
-			Toast.makeText(getContext(), unsubscribed, LENGTH_SHORT).show();
-		}
-		return true;
-	}
-
-	private void unsubscribe(final Forum f) {
-		listener.runOnDbThread(new Runnable() {
-			public void run() {
-				try {
-					long now = System.currentTimeMillis();
-					forumManager.removeForum(f);
-					long duration = System.currentTimeMillis() - now;
-					if (LOG.isLoggable(INFO))
-						LOG.info("Removing forum took " + duration + " ms");
-				} catch (DbException e) {
-					if (LOG.isLoggable(WARNING))
-						LOG.log(WARNING, e.toString(), e);
-				}
-			}
-		});
-	}
 }
-- 
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