第一次提交

basicLib/src/main/java/com/azhon/basic/adapter/BaseDBRVAdapter.java

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+package com.azhon.basic.adapter;
+
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.annotation.LayoutRes;
+import androidx.annotation.NonNull;
+import androidx.databinding.DataBindingUtil;
+import androidx.databinding.ViewDataBinding;
+import androidx.recyclerview.widget.RecyclerView;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * 项目名:    TODO-MVVM
+ * 包名       com.azhon.basic.adapter
+ * 文件名:    BaseDBRVAdapter
+ * 创建时间:  2019-03-27 on 16:22
+ * 描述:     TODO 结合dataBinding的RecyclerView Adapter
+ *
+ * @author xuhuixiang
+ */
+
+public abstract class BaseDBRVAdapter<Data, DB extends ViewDataBinding> extends RecyclerView.Adapter<BaseDBRVHolder> {
+
+    private List<Data> data;
+    private int itemId;
+    protected Context context;
+    protected int variableId;
+    protected OnItemClickListener<Data> listener;
+
+
+    public BaseDBRVAdapter(@LayoutRes int itemId, int variableId) {
+        this.itemId = itemId;
+        this.variableId = variableId;
+        data = new ArrayList<>();
+    }
+
+    public BaseDBRVAdapter(List<Data> data, @LayoutRes int itemId, int variableId) {
+        this.data = data == null ? new ArrayList<Data>() : data;
+        this.itemId = itemId;
+        this.variableId = variableId;
+    }
+
+
+    @NonNull
+    @Override
+    public BaseDBRVHolder onCreateViewHolder(@NonNull ViewGroup parent, int position) {
+        this.context = parent.getContext();
+        LayoutInflater inflater = LayoutInflater.from(context);
+        DB binding = DataBindingUtil.inflate(inflater, itemId, parent, false);
+        return new BaseDBRVHolder(binding.getRoot());
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull BaseDBRVHolder holder, final int position) {
+        DB binding = DataBindingUtil.getBinding(holder.itemView);
+        final Data itemData = data.get(position);
+        binding.setVariable(variableId, itemData);
+        onBindViewHolder(itemData, binding, position);
+        //迫使数据立即绑定
+        binding.executePendingBindings();
+        //设置点击事件
+        if (listener != null) {
+            holder.itemView.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    listener.onItemClick(itemData, position);
+                }
+            });
+            holder.itemView.setOnLongClickListener(new View.OnLongClickListener() {
+                @Override
+                public boolean onLongClick(View v) {
+                    return listener.onItemLongClick(itemData, position);
+                }
+            });
+        }
+    }
+
+
+    @Override
+    public int getItemCount() {
+        return data.size();
+    }
+
+    /**
+     * 绑定数据
+     */
+    protected void onBindViewHolder(Data data, DB binding, int position) {
+    }
+
+    /**
+     * 设置新数据
+     *
+     * @param data
+     */
+    public void setNewData(List<Data> data) {
+        this.data.clear();
+        this.data.addAll(data);
+        notifyDataSetChanged();
+    }
+
+    /**
+     * 添加数据
+     *
+     * @param data
+     */
+    public void addData(Data data) {
+        this.data.add(data);
+        notifyDataSetChanged();
+    }
+
+    /**
+     * 添加数据
+     *
+     * @param data
+     */
+    public void addData(List<Data> data) {
+        this.data.addAll(data);
+        notifyDataSetChanged();
+    }
+
+    /**
+     * 设置Item 长按、点击事件
+     */
+    public void setOnItemListener(OnItemClickListener<Data> listener) {
+        this.listener = listener;
+    }
+}