Using a dialog fragment

app/src/main/java/chat/rocket/android/fragment/chatroom/RoomFragment.java

@@ -19,6 +19,8 @@ import io.realm.Sort;
 import org.json.JSONObject;
 
 import java.lang.reflect.Field;
+import java.util.ArrayList;
+import java.util.List;
 import java.util.UUID;
 import chat.rocket.android.R;
 import chat.rocket.android.api.MethodCallHelper;
@@ -35,6 +37,7 @@ import chat.rocket.android.layouthelper.chatroom.MessageFormManager;
 import chat.rocket.android.layouthelper.chatroom.MessageListAdapter;
 import chat.rocket.android.layouthelper.chatroom.AbstractNewMessageIndicatorManager;
 import chat.rocket.android.layouthelper.chatroom.PairedMessage;
+import chat.rocket.android.layouthelper.extra_action.AbstractExtraActionItem;
 import chat.rocket.android.layouthelper.extra_action.MessageExtraActionBehavior;
 import chat.rocket.android.layouthelper.extra_action.upload.AbstractUploadActionItem;
 import chat.rocket.android.layouthelper.extra_action.upload.AudioUploadActionItem;
@@ -53,6 +56,7 @@ import chat.rocket.android.realm_helper.RealmModelListAdapter;
 import chat.rocket.android.realm_helper.RealmObjectObserver;
 import chat.rocket.android.realm_helper.RealmStore;
 import chat.rocket.android.service.RocketChatService;
+import chat.rocket.android.widget.internal.ExtraActionPickerDialogFragment;
 import chat.rocket.android.widget.message.MessageFormLayout;
 import permissions.dispatcher.NeedsPermission;
 import permissions.dispatcher.RuntimePermissions;
@@ -79,6 +83,8 @@ public class RoomFragment extends AbstractChatRoomFragment
   private Snackbar unreadIndicator;
   private boolean previousUnreadMessageExists;
 
+  private List<AbstractExtraActionItem> extraActionItems;
+
   public RoomFragment() {
   }
 
@@ -295,9 +301,15 @@ public class RoomFragment extends AbstractChatRoomFragment
   }
 
   private void setupMessageComposer() {
+    extraActionItems = new ArrayList<>(3); // fixed number as of now
+    extraActionItems.add(new ImageUploadActionItem());
+    extraActionItems.add(new AudioUploadActionItem());
+    extraActionItems.add(new VideoUploadActionItem());
+
     final MessageFormLayout messageFormLayout =
         (MessageFormLayout) rootView.findViewById(R.id.message_composer);
-    messageFormManager = new MessageFormManager(messageFormLayout);
+    messageFormManager =
+        new MessageFormManager(messageFormLayout, this::showExtraActionSelectionDialog);
     messageFormManager.setSendMessageCallback(messageText ->
         realmHelper.executeTransaction(realm ->
             realm.createOrUpdateObjectFromJson(Message.class, new JSONObject()
@@ -312,11 +324,6 @@ public class RoomFragment extends AbstractChatRoomFragment
               scrollToLatestMessage();
               return null;
             }));
-    messageFormManager.registerExtraActionItem(new ImageUploadActionItem());
-    messageFormManager.registerExtraActionItem(new AudioUploadActionItem());
-    messageFormManager.registerExtraActionItem(new VideoUploadActionItem());
-    messageFormManager.setExtraActionPickerCallback(item ->
-        RoomFragmentPermissionsDispatcher.onExtraActionSelectedWithCheck(RoomFragment.this, item));
   }
 
   @Override
@@ -442,6 +449,22 @@ public class RoomFragment extends AbstractChatRoomFragment
     super.onPause();
   }
 
+  private void showExtraActionSelectionDialog() {
+    ExtraActionPickerDialogFragment
+        .create(new ArrayList<>(extraActionItems), this::onExtraItemSelected)
+        .show(getFragmentManager(), "ExtraActionPickerDialogFragment");
+  }
+
+  private void onExtraItemSelected(int itemId) {
+    for (AbstractExtraActionItem extraActionItem : extraActionItems) {
+      if (extraActionItem.getItemId() == itemId) {
+        RoomFragmentPermissionsDispatcher
+            .onExtraActionSelectedWithCheck(RoomFragment.this, extraActionItem);
+        return;
+      }
+    }
+  }
+
   @Override
   public boolean onBackPressed() {
     return closeSideMenuIfNeeded();

app/src/main/java/chat/rocket/android/layouthelper/chatroom/MessageFormManager.java

 package chat.rocket.android.layouthelper.chatroom;
 
-import java.util.HashMap;
 import bolts.Task;
-import chat.rocket.android.layouthelper.extra_action.AbstractExtraActionItem;
 import chat.rocket.android.widget.message.MessageFormLayout;
 
 /**
@@ -11,42 +9,22 @@ import chat.rocket.android.widget.message.MessageFormLayout;
 public class MessageFormManager {
   private final MessageFormLayout messageFormLayout;
   private SendMessageCallback sendMessageCallback;
-  private ExtraActionPickerCallback extraActionPickerCallback;
-  private final HashMap<Integer, AbstractExtraActionItem> extraActionItemMap;
 
-  public MessageFormManager(MessageFormLayout messageFormLayout) {
+  public MessageFormManager(MessageFormLayout messageFormLayout,
+                            MessageFormLayout.ShowExtraActionSelectionCallback callback) {
     this.messageFormLayout = messageFormLayout;
-    this.extraActionItemMap = new HashMap<>();
-    init();
+    init(callback);
   }
 
-  private void init() {
-    messageFormLayout.setOnActionListener(new MessageFormLayout.ActionListener() {
-      @Override
-      public void onSubmitText(String message) {
-        sendMessage(message);
-      }
-
-      @Override
-      public void onExtraActionSelected(int itemId) {
-        if (extraActionItemMap.containsKey(itemId)) {
-          AbstractExtraActionItem item = extraActionItemMap.get(itemId);
-          if (extraActionPickerCallback != null) {
-            extraActionPickerCallback.onExtraActionSelected(item);
-          }
-        }
-      }
-    });
+  private void init(MessageFormLayout.ShowExtraActionSelectionCallback callback) {
+    messageFormLayout.setShowExtraActionSelectionCallback(callback);
+    messageFormLayout.setTextListener(this::sendMessage);
   }
 
   public void setSendMessageCallback(SendMessageCallback sendMessageCallback) {
     this.sendMessageCallback = sendMessageCallback;
   }
 
-  public void setExtraActionPickerCallback(ExtraActionPickerCallback extraActionPickerCallback) {
-    this.extraActionPickerCallback = extraActionPickerCallback;
-  }
-
   public void clearComposingText() {
     messageFormLayout.setText("");
   }
@@ -66,16 +44,7 @@ public class MessageFormManager {
     });
   }
 
-  public void registerExtraActionItem(AbstractExtraActionItem actionItem) {
-    messageFormLayout.addExtraActionItem(actionItem);
-    extraActionItemMap.put(actionItem.getItemId(), actionItem);
-  }
-
   public interface SendMessageCallback {
     Task<Void> onSubmitText(String messageText);
   }
-
-  public interface ExtraActionPickerCallback {
-    void onExtraActionSelected(AbstractExtraActionItem item);
-  }
 }

rocket-chat-android-widgets/src/main/java/chat/rocket/android/widget/internal/ExtraActionPickerDialog.java

-package chat.rocket.android.widget.internal;
-
-import android.content.Context;
-import android.content.DialogInterface;
-import android.os.Bundle;
-import android.os.OperationCanceledException;
-import android.support.annotation.NonNull;
-import android.support.design.widget.BottomSheetDialog;
-import android.support.v7.widget.RecyclerView;
-
-import java.util.List;
-import bolts.Task;
-import bolts.TaskCompletionSource;
-import chat.rocket.android.widget.R;
-import chat.rocket.android.widget.layouthelper.MessageExtraActionListAdapter;
-import chat.rocket.android.widget.message.MessageExtraActionItemPresenter;
-
-public class ExtraActionPickerDialog {
-  /**
-   * show extra actions picker diaog.
-   */
-  public static Task<Integer> showAsTask(Context context,
-                                         List<MessageExtraActionItemPresenter> actionItems) {
-    final TaskCompletionSource<Integer> task = new TaskCompletionSource<>();
-    Impl dialog = new Impl(context, actionItems);
-    dialog.setCallback(new Impl.Callback() {
-      @Override
-      public void onItemSelected(int itemId) {
-        task.setResult(itemId);
-      }
-
-      @Override
-      public void onCanceled() {
-        task.setError(new OperationCanceledException());
-      }
-    });
-    dialog.show();
-
-    return task.getTask();
-  }
-
-  private static class Impl extends BottomSheetDialog {
-    private interface Callback {
-      void onItemSelected(int itemId);
-
-      void onCanceled();
-    }
-
-    private Callback callback;
-    private final List<MessageExtraActionItemPresenter> actionItems;
-
-    public void setCallback(Callback callback) {
-      this.callback = callback;
-    }
-
-    public Impl(@NonNull Context context, List<MessageExtraActionItemPresenter> actionItems) {
-      super(context);
-      this.actionItems = actionItems;
-    }
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-      super.onCreate(savedInstanceState);
-      setContentView(R.layout.dialog_message_extra_action_picker);
-      MessageExtraActionListAdapter adapter = new MessageExtraActionListAdapter(actionItems);
-      adapter.setOnItemClickListener(new MessageExtraActionListAdapter.OnItemClickListener() {
-        @Override
-        public void onItemClick(int itemId) {
-          doCallback(itemId);
-          dismiss();
-        }
-      });
-      RecyclerView recyclerView = (RecyclerView) findViewById(R.id.message_extra_action_listview);
-      recyclerView.setAdapter(adapter);
-
-      setOnCancelListener(new OnCancelListener() {
-        @Override
-        public void onCancel(DialogInterface dialogInterface) {
-          if (callback != null) {
-            callback.onCanceled();
-          }
-        }
-      });
-    }
-
-    private void doCallback(int itemId) {
-      if (callback != null) {
-        callback.onItemSelected(itemId);
-      }
-    }
-  }
-}
\ No newline at end of file

rocket-chat-android-widgets/src/main/java/chat/rocket/android/widget/internal/ExtraActionPickerDialogFragment.java

+package chat.rocket.android.widget.internal;
+
+import android.app.Dialog;
+import android.support.design.widget.BottomSheetDialogFragment;
+import android.support.v7.widget.RecyclerView;
+
+import java.util.List;
+import chat.rocket.android.widget.R;
+import chat.rocket.android.widget.layouthelper.MessageExtraActionListAdapter;
+import chat.rocket.android.widget.message.MessageExtraActionItemPresenter;
+
+public class ExtraActionPickerDialogFragment extends BottomSheetDialogFragment {
+
+  private List<MessageExtraActionItemPresenter> actionItems;
+  private Callback callback;
+
+  public static ExtraActionPickerDialogFragment create(
+      List<MessageExtraActionItemPresenter> actionItems, Callback callback) {
+    ExtraActionPickerDialogFragment fragment = new ExtraActionPickerDialogFragment();
+    fragment.setActionItems(actionItems);
+    fragment.setCallback(callback);
+
+    return fragment;
+  }
+
+  public void setActionItems(List<MessageExtraActionItemPresenter> actionItems) {
+    this.actionItems = actionItems;
+  }
+
+  public void setCallback(Callback callback) {
+    this.callback = callback;
+  }
+
+  @Override
+  public final void setupDialog(Dialog dialog, int style) {
+    super.setupDialog(dialog, style);
+    dialog.setContentView(R.layout.dialog_message_extra_action_picker);
+
+    MessageExtraActionListAdapter adapter = new MessageExtraActionListAdapter(actionItems);
+    adapter.setOnItemClickListener(new MessageExtraActionListAdapter.OnItemClickListener() {
+      @Override
+      public void onItemClick(int itemId) {
+        callbackOnItemSelected(itemId);
+        dismiss();
+      }
+    });
+
+    RecyclerView recyclerView =
+        (RecyclerView) dialog.findViewById(R.id.message_extra_action_listview);
+    recyclerView.setAdapter(adapter);
+  }
+
+  private void callbackOnItemSelected(int itemId) {
+    if (callback != null) {
+      callback.onItemSelected(itemId);
+    }
+  }
+
+  public interface Callback {
+    void onItemSelected(int itemId);
+  }
+}
\ No newline at end of file

rocket-chat-android-widgets/src/main/java/chat/rocket/android/widget/message/MessageFormLayout.java

@@ -3,7 +3,6 @@ package chat.rocket.android.widget.message;
 import android.annotation.TargetApi;
 import android.content.Context;
 import android.os.Build;
-import android.support.annotation.Nullable;
 import android.text.Editable;
 import android.text.TextUtils;
 import android.text.TextWatcher;
@@ -16,20 +15,17 @@ import android.widget.LinearLayout;
 import android.widget.TextView;
 
 import java.util.ArrayList;
-import java.util.List;
-import bolts.Continuation;
-import bolts.Task;
 import chat.rocket.android.widget.R;
-import chat.rocket.android.widget.internal.ExtraActionPickerDialog;
 
 public class MessageFormLayout extends LinearLayout {
 
-  protected ActionListener actionListener;
   protected ViewGroup composer;
 
   private View btnExtra;
   private View btnSubmit;
-  private List<MessageExtraActionItemPresenter> extraActionItems;
+
+  private ShowExtraActionSelectionCallback showExtraActionSelectionCallback;
+  private TextListener textListener;
 
   public MessageFormLayout(Context context) {
     super(context);
@@ -52,12 +48,7 @@ public class MessageFormLayout extends LinearLayout {
     init();
   }
 
-  public final void setOnActionListener(@Nullable ActionListener listener) {
-    actionListener = listener;
-  }
-
   private void init() {
-    extraActionItems = new ArrayList<>();
     composer = (ViewGroup) LayoutInflater.from(getContext())
         .inflate(R.layout.message_composer, this, false);
 
@@ -76,8 +67,8 @@ public class MessageFormLayout extends LinearLayout {
       @Override
       public void onClick(View view) {
         String messageText = getText();
-        if (messageText.length() > 0 && actionListener != null) {
-          actionListener.onSubmitText(messageText);
+        if (messageText.length() > 0 && textListener != null) {
+          textListener.onSubmitText(messageText);
         }
       }
     });
@@ -110,17 +101,18 @@ public class MessageFormLayout extends LinearLayout {
     addView(composer);
   }
 
-  public void addExtraActionItem(MessageExtraActionItemPresenter itemPresenter) {
-    boolean found = false;
-    for (MessageExtraActionItemPresenter item : extraActionItems) {
-      if (item.getItemId() == itemPresenter.getItemId()) {
-        found = true;
-        break;
-      }
-    }
+  public void setShowExtraActionSelectionCallback(
+      ShowExtraActionSelectionCallback showExtraActionSelectionCallback) {
+    this.showExtraActionSelectionCallback = showExtraActionSelectionCallback;
+  }
 
-    if (!found) {
-      extraActionItems.add(itemPresenter);
+  public void setTextListener(TextListener textListener) {
+    this.textListener = textListener;
+  }
+
+  private void showExtraActionSelectionDialog() {
+    if (showExtraActionSelectionCallback != null) {
+      showExtraActionSelectionCallback.show();
     }
   }
 
@@ -159,23 +151,11 @@ public class MessageFormLayout extends LinearLayout {
     });
   }
 
-  private void showExtraActionSelectionDialog() {
-    ExtraActionPickerDialog.showAsTask(getContext(), extraActionItems)
-        .onSuccess(new Continuation<Integer, Object>() {
-          @Override
-          public Object then(Task<Integer> task) throws Exception {
-            int which = task.getResult();
-            if (actionListener != null) {
-              actionListener.onExtraActionSelected(which);
-            }
-            return null;
-          }
-        });
-  }
-
-  public interface ActionListener {
-    void onSubmitText(String message);
+  public interface ShowExtraActionSelectionCallback {
+    void show();
+  }
 
-    void onExtraActionSelected(int itemId);
+  public interface TextListener {
+    void onSubmitText(String message);
   }
 }