Allow selecting text and quoting the selection (Cheogram)

(cherry picked from commit e46be58711)

src/main/java/de/monocles/chat/MessageTextActionModeCallback.java

@@ -0,0 +1,47 @@
+package de.monocles.chat;
+
+import android.view.ActionMode;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.widget.TextView;
+
+import eu.siacs.conversations.R;
+import eu.siacs.conversations.ui.adapter.MessageAdapter;
+
+public class MessageTextActionModeCallback implements ActionMode.Callback {
+	final MessageAdapter adapter;
+	final TextView text;
+
+	public MessageTextActionModeCallback(MessageAdapter adapter, TextView text) {
+		this.adapter = adapter;
+		this.text = text;
+	}
+
+	@Override
+	public boolean onCreateActionMode(final ActionMode mode, final Menu menu) {
+		final MenuInflater inflater = mode.getMenuInflater();
+		inflater.inflate(R.menu.message_text_actions, menu);
+		return true;
+	}
+
+	@Override
+	public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
+		return false;
+	}
+
+	@Override
+	public boolean onActionItemClicked(final ActionMode mode, final MenuItem item) {
+		if (item.getItemId() == R.id.quote) {
+            int start = text.getSelectionStart();
+            int end = text.getSelectionEnd();
+            if (start < 0 || end < 0) return false;
+            adapter.quoteText(text.getText().subSequence(start, end).toString(), null);
+			return true;
+		}
+		return false;
+	}
+
+	@Override
+	public void onDestroyActionMode(ActionMode mode) {}
+}

src/main/java/eu/siacs/conversations/entities/Message.java

@@ -1038,6 +1038,7 @@ public class Message extends AbstractEntity implements AvatarService.Avatarable
 
     public static class MergeSeparator {
     }
+
     public SpannableStringBuilder getSpannableBody(GetThumbnailForCid thumbnailer, Drawable fallbackImg) {
         final Element html = getHtml();
         if (html == null || Build.VERSION.SDK_INT < 24) {
@@ -1060,6 +1061,7 @@ public class Message extends AbstractEntity implements AvatarService.Avatarable
                     },
                     (opening, tag, output, xmlReader) -> {}
             ));
+
             // Make images clickable and long-clickable with BetterLinkMovementMethod
             ImageSpan[] imageSpans = spannable.getSpans(0, spannable.length(), ImageSpan.class);
             for (ImageSpan span : imageSpans) {
@@ -1083,7 +1085,6 @@ public class Message extends AbstractEntity implements AvatarService.Avatarable
         }
     }
 
-
     public Element getHtml() {
         return getHtml(false);
     }

src/main/java/eu/siacs/conversations/ui/ConversationFragment.java

@@ -1573,6 +1573,7 @@ public class ConversationFragment extends XmppFragment
         messageListAdapter.setOnContactPictureClicked(this);
         messageListAdapter.setOnContactPictureLongClicked(this);
         messageListAdapter.setOnInlineImageLongClicked(this);
+        messageListAdapter.setConversationFragment(this);
         binding.messagesView.setAdapter(messageListAdapter);
         registerForContextMenu(binding.messagesView);
         registerForContextMenu(binding.textSendButton);
@@ -1693,6 +1694,7 @@ public class ConversationFragment extends XmppFragment
         messageListAdapter.setOnContactPictureClicked(null);
         messageListAdapter.setOnContactPictureLongClicked(null);
         messageListAdapter.setOnInlineImageLongClicked(null);
+        messageListAdapter.setConversationFragment(null);
         binding.conversationViewPager.setAdapter(null);
         if (conversation != null) conversation.setupViewPager(null, null, false, null);
     }
@@ -1704,7 +1706,7 @@ public class ConversationFragment extends XmppFragment
 
     }
 
-    private void quoteText(String text, String user) {
+    public void quoteText(String text, String user) {
         if (binding.textinput.isEnabled()) {
             String username = "";
             if (user != null && user.length() > 0) {

src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java

@@ -1,6 +1,7 @@
 package eu.siacs.conversations.ui.adapter;
 
 import de.monocles.chat.BobTransfer;
+import de.monocles.chat.MessageTextActionModeCallback;
 import de.monocles.chat.Util;
 import eu.siacs.conversations.ui.widget.ClickableMovementMethod;
 import eu.siacs.conversations.utils.Compatibility;
@@ -166,6 +167,8 @@ public class MessageAdapter extends ArrayAdapter<Message> {
     private final boolean mForceNames;
     private final Map<String, WebxdcUpdate> lastWebxdcUpdate = new HashMap<>();
     private String readmarkervalue;
+    private ConversationFragment mConversationFragment = null;
+
 
     public MessageAdapter(final XmppActivity activity, final List<Message> messages, final boolean forceNames) {
         super(activity, 0, messages);
@@ -658,7 +661,6 @@ public class MessageAdapter extends ArrayAdapter<Message> {
         return startsWithQuote;
     }
 
-
     private SpannableStringBuilder getSpannableBody(final Message message) {
         Drawable fallbackImg = ResourcesCompat.getDrawable(activity.getResources(), activity.getThemeResource(R.attr.ic_attach_photo, R.drawable.ic_attach_photo), null);
         return message.getMergedBody((cid) -> {
@@ -1496,6 +1498,10 @@ public class MessageAdapter extends ArrayAdapter<Message> {
             }
         }
 
+        if (viewHolder.messageBody != null) {
+            viewHolder.messageBody.setCustomSelectionActionModeCallback(new MessageTextActionModeCallback(this, viewHolder.messageBody));
+        }
+
         if (viewHolder.thread_identicon != null) {
             viewHolder.thread_identicon.setVisibility(GONE);
             final Element thread = message.getThread();
@@ -1947,8 +1953,12 @@ public class MessageAdapter extends ArrayAdapter<Message> {
         this.highlightedTerm = terms == null ? null : StylingHelper.filterHighlightedWords(terms);
     }
 
-    public interface OnQuoteListener {
-        void onQuote(String text, String user);
+    public void setConversationFragment(ConversationFragment frag) {
+        mConversationFragment = frag;
+    }
+
+    public void quoteText(String text, String user) {
+        if (mConversationFragment != null) mConversationFragment.quoteText(text, null);
     }
 
     public interface OnContactPictureClicked {

src/main/res/layout/message_content.xml

@@ -8,6 +8,7 @@
         android:layout_height="wrap_content"
         android:autoLink="web"
         android:longClickable="false"
+        android:textIsSelectable="true"
         android:textAppearance="@style/TextAppearance.Conversations.Body1" />
 
     <de.monocles.chat.ReadMoreTextView

src/main/res/menu/message_context.xml

@@ -34,7 +34,7 @@
         android:visible="false" />
     <item
         android:id="@+id/quote_message"
-        android:title="@string/quote"
+        android:title="@string/reply"
         android:visible="false" />
     <item
         android:id="@+id/delete_message"

src/main/res/menu/message_text_actions.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item
+        android:id="@+id/quote"
+        android:title="@string/quote"
+        android:orderInCategory="1"/>
+
+</menu>

src/main/res/values-de-rDE/strings.xml

@@ -623,7 +623,7 @@
     <string name="copy_to_clipboard">In Zwischenablage kopieren</string>
     <string name="message_copied_to_clipboard">Nachricht in Zwischenablage kopiert</string>
     <string name="message">Nachricht</string>
-    <string name="quote">Antworten</string>
+    <string name="quote">Zitieren</string>
     <string name="show_error_message">Zeige Fehlermeldung</string>
     <string name="error_message">Fehlermeldung</string>
     <string name="data_saver_enabled">Datensparmodus aktiviert</string>

src/main/res/values/strings.xml

@@ -579,7 +579,7 @@
     <string name="copy_to_clipboard">Copy to clipboard</string>
     <string name="message_copied_to_clipboard">Message copied to clipboard</string>
     <string name="message">Message</string>
-    <string name="quote">Reply</string>
+    <string name="quote">Quote</string>
     <string name="show_error_message">Show error message</string>
     <string name="error_message">Error message</string>
     <string name="data_saver_enabled">Data saver enabled</string>