correctly deleting images

1 files changed, 23 insertions, 10 deletions

diff --git a/gui/src/chainImageSet.cpp b/gui/src/chainImageSet.cpp
index 963333a..252e4e6 100644
--- a/gui/src/chainImageSet.cpp
+++ b/gui/src/chainImageSet.cpp
@@ -260,23 +260,36 @@ void chainImageSet::keyPressed(ofKeyEventArgs &keyargs){
 			(*selected)->linkPos.x++;
 			break;
 		case OF_KEY_BACKSPACE:{
-			images.clear();
-			filename.clear();
-			/*
+
+			if (images.size()==1){
+				//also OF_KEY_DEL ?
+				images.clear();
+				filename.clear();
+				break;
+			}
+			
 			auto previous=selected;
-			previous--;
-			if (previous==images.end()){
-				previous=images.end()--;
+			if (previous==images.begin()){
+				previous=images.end();
+				previous--;
 			}
-			previous->link=selected->link;
-			printf("DELETED: %s \n",selected->filename.c_str());
+			else {
+				previous--;
+			}
+			(*previous)->link=(*selected)->link;
+			printf("DELETING: %s \n",(*selected)->filename.c_str());
+			printf("LINKING %s to %s\n",(*previous)->filename.c_str(),(*selected)->link->filename.c_str());
 			images.erase(selected);
-			selected=previous++;
+			//printf("%s is now selected\n",(*selected)->filename.c_str()); //crashes
+			selected=previous;
+			selected++;
 			if (selected==images.end()){
 				selected=images.begin();
 			}
+			printf("%s is set selected\n",(*selected)->filename.c_str());
 			break;
-			*/
+
+			
 		}
 		case 's':
 		case 83: {