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chengzhenyu
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lensman
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add swipe to dismiss

chengzhenyu 9 years ago
parent
f96ed4755a
commit
db90fae0b6
2 changed files with 27 additions and 18 deletions
Show Diff Stats
  1. 7 18
      app/src/main/java/ai/pai/lensman/session/PhotoRecyclerAdapter.java
  2. 20 0
      app/src/main/java/ai/pai/lensman/session/SessionActivity.java

+ 7 - 18
app/src/main/java/ai/pai/lensman/session/PhotoRecyclerAdapter.java
View File 

@@ -22,16 +22,14 @@ import butterknife.ButterKnife;
22 22
23 23 
 public class PhotoRecyclerAdapter extends RecyclerView.Adapter<PhotoRecyclerAdapter.MyViewHolder> {
24 24
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-    private Context context;
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     private LayoutInflater mInflater;
27 26 
     private ArrayList<PhotoBean> photoList;
28 27 
     private int width;
29 28 
     private  DisplayImageOptions options;
30 29
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     public PhotoRecyclerAdapter(Context context){
32 
-        this.context = context;
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-        width = DeviceUtils.getScreenWidth(this.context);
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-        mInflater = LayoutInflater.from(this.context);
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+        width = DeviceUtils.getScreenWidth(context);
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+        mInflater = LayoutInflater.from(context);
35 33 
         options = ImageLoaderUtils.getOptions(R.drawable.default_img);
36 34 
     }
37 35 
 
@@ -45,21 +43,12 @@ public class PhotoRecyclerAdapter extends RecyclerView.Adapter<PhotoRecyclerAdap
45 43 
         }
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     }
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-    public synchronized void addPhotoBeans(ArrayList<PhotoBean> items){
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-        if(photoList==null){
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-            photoList = new ArrayList<>();
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-        }
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-        for(int k = items.size()-1;k>=0;k--){
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-            if(!photoList.contains(items.get(k))){
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-                photoList.add(0,items.get(k));
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-                notifyItemInserted(0);
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-            }
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+    public synchronized void removePhotoAtIndex(int index){
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+        if(photoList==null || photoList.size()<=index){
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+            return;
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         }
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-    }
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-
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-
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-    public ArrayList<PhotoBean> getPhotoList(){
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-        return photoList;
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+        photoList.remove(index);
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+        notifyItemRemoved(index);
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     }
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     @Override

+ 20 - 0
app/src/main/java/ai/pai/lensman/session/SessionActivity.java
View File 

@@ -5,6 +5,7 @@ import android.content.Intent;
5 5 
 import android.os.Bundle;
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 import android.support.v7.widget.LinearLayoutManager;
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 import android.support.v7.widget.RecyclerView;
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+import android.support.v7.widget.helper.ItemTouchHelper;
8 9 
 import android.view.View;
9 10 
 import android.widget.TextView;
10 11 
 import android.widget.Toast;
 
@@ -29,6 +30,20 @@ public class SessionActivity extends BaseActivity implements SessionContract.Vie
29 30
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     private static final int JOIN_REQUEST_CODE = 3002;
31 32
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+    private ItemTouchHelper.Callback mCallback = new ItemTouchHelper.SimpleCallback(ItemTouchHelper.UP | ItemTouchHelper.DOWN,
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+            ItemTouchHelper.LEFT|ItemTouchHelper.RIGHT) {
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+        @Override
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+        public boolean onMove(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder, RecyclerView.ViewHolder target) {
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+            return false;
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+        }
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+
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+        @Override
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+        public void onSwiped(RecyclerView.ViewHolder viewHolder, int direction) {
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+            int position = viewHolder.getAdapterPosition();
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+            adapter.removePhotoAtIndex(position);
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+        }
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+    };
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+
32 47 
     @Override
33 48 
     protected void onCreate(Bundle savedInstanceState) {
34 49 
         super.onCreate(savedInstanceState);
 
@@ -39,9 +54,14 @@ public class SessionActivity extends BaseActivity implements SessionContract.Vie
39 54
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         titleTextView.setText(getString(R.string.scene)+sessionBean.sessionSeq);
41 56 
         adapter = new PhotoRecyclerAdapter(this);
57 
+
42 58 
         RecyclerView.LayoutManager layoutManager = new LinearLayoutManager(this);
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         photosRecyclerView.setLayoutManager(layoutManager);
44 60 
         photosRecyclerView.setAdapter(adapter);
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+
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+        ItemTouchHelper itemTouchHelper = new ItemTouchHelper(mCallback);
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+        itemTouchHelper.attachToRecyclerView(photosRecyclerView);
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+
45 65 
     }
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     @Override