Try and prevent image flickering

Author: 7LPdWcaW

app/src/main/java/me/anon/controller/adapter/PlantAdapter.java

@@ -90,9 +90,17 @@ public void setPlants(List<Plant> plants)
 			String summary = plant.generateLongSummary(((PlantHolder)viewHolder).itemView.getContext());
 			((PlantHolder)viewHolder).getSummary().setText(Html.fromHtml(summary));
 
-			ImageLoader.getInstance().cancelDisplayTask(((PlantHolder)viewHolder).getImage());
 			if (plant.getImages() != null && plant.getImages().size() > 0)
 			{
+				String imagePath = "file://" + plant.getImages().get(plant.getImages().size() - 1);
+
+				if (((PlantHolder)viewHolder).getImage().getTag() == null || !((PlantHolder)viewHolder).getImage().getTag().toString().equalsIgnoreCase(imagePath))
+				{
+					ImageLoader.getInstance().cancelDisplayTask(((PlantHolder)viewHolder).getImage());
+				}
+
+				((PlantHolder)viewHolder).getImage().setTag(imagePath);
+
 				ImageAware imageAware = new ImageViewAware(((PlantHolder)viewHolder).getImage(), true);
 				ImageLoader.getInstance().displayImage("file://" + plant.getImages().get(plant.getImages().size() - 1), imageAware, MainApplication.getDisplayImageOptions());
 			}

app/src/main/java/me/anon/controller/adapter/PlantSelectionAdapter.java

@@ -80,11 +80,18 @@ public void setSelectedIds(ArrayList<String> selectedIds)
 		});
 		holder.getName().setText(plant.getName());
 
-		ImageLoader.getInstance().cancelDisplayTask(holder.getImage());
 		if (plant.getImages() != null && plant.getImages().size() > 0)
 		{
+			String imagePath = "file://" + plant.getImages().get(plant.getImages().size() - 1);
+
+			if (holder.getImage().getTag() == null || !holder.getImage().getTag().toString().equalsIgnoreCase(imagePath))
+			{
+				ImageLoader.getInstance().cancelDisplayTask(holder.getImage());
+			}
+
+			holder.getImage().setTag(imagePath);
 			ImageAware imageAware = new ImageViewAware(holder.getImage(), true);
-			ImageLoader.getInstance().displayImage("file://" + plant.getImages().get(plant.getImages().size() - 1), imageAware, MainApplication.getDisplayImageOptions());
+			ImageLoader.getInstance().displayImage(imagePath, imageAware, MainApplication.getDisplayImageOptions());
 		}
 		else
 		{

app/src/main/java/me/anon/grow/fragment/PlantSelectDialogFragment.java

@@ -68,7 +68,7 @@ public PlantSelectDialogFragment(boolean multiSelect)
 
 		adapter = new PlantSelectionAdapter(PlantManager.getInstance().getSortedPlantList(null), null, getActivity())
 		{
-			@Override public void onBindViewHolder(PlantSelectHolder holder, int position)
+			@Override public void onBindViewHolder(PlantSelectHolder holder, final int position)
 			{
 				super.onBindViewHolder(holder, position);
 
@@ -100,7 +100,7 @@ public PlantSelectDialogFragment(boolean multiSelect)
 							getSelectedIds().remove(plant.getId());
 						}
 
-						adapter.notifyDataSetChanged();
+						adapter.notifyItemChanged(position);
 					}
 				});
 			}