made file transfers cancelable

1 files changed, 16 insertions, 1 deletions

diff --git a/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java b/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
index 63d740c3..e15a6bbc 100644
--- a/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
@@ -43,6 +43,7 @@ import eu.siacs.conversations.crypto.PgpEngine;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
+import eu.siacs.conversations.entities.Downloadable;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.entities.MucOptions;
 import eu.siacs.conversations.entities.Presences;
@@ -343,6 +344,7 @@ public class ConversationFragment extends Fragment {
 			MenuItem sendAgain = menu.findItem(R.id.send_again);
 			MenuItem copyUrl = menu.findItem(R.id.copy_url);
 			MenuItem downloadImage = menu.findItem(R.id.download_image);
+			MenuItem cancelTransmission = menu.findItem(R.id.cancel_transmission);
 			if (this.selectedMessage.getType() != Message.TYPE_TEXT
 					|| this.selectedMessage.getDownloadable() != null) {
 				copyText.setVisible(false);
@@ -359,12 +361,15 @@ public class ConversationFragment extends Fragment {
 					|| this.selectedMessage.getImageParams().url == null) {
 				copyUrl.setVisible(false);
 			}
-
 			if (this.selectedMessage.getType() != Message.TYPE_TEXT
 					|| this.selectedMessage.getDownloadable() != null
 					|| !this.selectedMessage.bodyContainsDownloadable()) {
 				downloadImage.setVisible(false);
 			}
+			if (this.selectedMessage.getDownloadable() == null
+					|| this.selectedMessage.getDownloadable().getStatus() == Downloadable.STATUS_DELETED) {
+				cancelTransmission.setVisible(false);
+			}
 		}
 	}
 
@@ -386,6 +391,9 @@ public class ConversationFragment extends Fragment {
 			case R.id.download_image:
 				downloadImage(selectedMessage);
 				return true;
+			case R.id.cancel_transmission:
+				cancelTransmission(selectedMessage);
+				return true;
 			default:
 				return super.onContextItemSelected(item);
 		}
@@ -428,6 +436,13 @@ public class ConversationFragment extends Fragment {
 				.createNewConnection(message);
 	}
 
+	private void cancelTransmission(Message message) {
+		Downloadable downloadable = message.getDownloadable();
+		if (downloadable!=null) {
+			downloadable.cancel();
+		}
+	}
+
 	protected void privateMessageWith(final Jid counterpart) {
 		this.mEditMessage.setText("");
 		this.conversation.setNextCounterpart(counterpart);