编写了RecyclerView的分割线

app/src/main/java/com/xingdata/zzdpos/ui/main/fragment/CasherFragment.java

 package com.xingdata.zzdpos.ui.main.fragment;
 
-import android.net.Uri;
-import android.os.Bundle;
-import android.support.annotation.Nullable;
-import android.support.v4.app.Fragment;
+
 import android.support.v7.widget.GridLayoutManager;
-import android.support.v7.widget.RecyclerView;
-import android.view.LayoutInflater;
+
 import android.view.View;
-import android.view.ViewGroup;
+
 
 import com.chad.library.adapter.base.BaseQuickAdapter;
 import com.xingdata.zzdpos.C;
@@ -17,14 +13,16 @@ import com.xingdata.zzdpos.base.BaseFragment;
 import com.xingdata.zzdpos.databinding.FragmentCasherBinding;
 import com.xingdata.zzdpos.ui.main.MainPresenter;
 import com.xingdata.zzdpos.ui.main.adapter.MenuRecyclerAdapter;
+import com.xingdata.zzdpos.util.MyMenuItemDecoration;
 
 import java.util.ArrayList;
 import java.util.List;
 
 
-public class CasherFragment extends BaseFragment<MainPresenter,FragmentCasherBinding> {
+public class CasherFragment extends BaseFragment<MainPresenter, FragmentCasherBinding> {
     private MenuRecyclerAdapter mMenuRecyclerAdapter;
     private List<Integer> integers;
+
     @Override
     public int getLayoutId() {
         return R.layout.fragment_casher;
@@ -43,15 +41,15 @@ public class CasherFragment extends BaseFragment<MainPresenter,FragmentCasherBin
         integers.add(106);
         mMenuRecyclerAdapter = new MenuRecyclerAdapter(getActivity(), integers);
         mMenuRecyclerAdapter.bindToRecyclerView(mViewBinding.fragmentCasherRecycler);
-//        mViewBinding.fragmentCasherRecycler.addItemDecoration(new MyItemDecoration(getActivity(), 2, R.color.black_zhangfei));
+        mViewBinding.fragmentCasherRecycler.addItemDecoration(new MyMenuItemDecoration(getActivity(),5,getResources().getColor(R.color.gray_kongming)));
         mMenuRecyclerAdapter.setOnItemClickListener(new BaseQuickAdapter.OnItemClickListener() {
             @Override
             public void onItemClick(BaseQuickAdapter adapter, View view, int position) {
-                switch ((int)adapter.getData().get(position)) {
+                switch ((int) adapter.getData().get(position)) {
                     case C.MENU.MENU_VIP://会员
 
                         break;
-                    case  C.MENU.MENU_RECHARGE://充值
+                    case C.MENU.MENU_RECHARGE://充值
 
                         break;
                     case C.MENU.MENU_MS://营销

app/src/main/java/com/xingdata/zzdpos/ui/settle/adapter/PayAdapter.java

@@ -18,41 +18,41 @@ public class PayAdapter extends BaseAdapter<Pay, ItemPayBinding> {
 
     @Override
     protected void convert(ItemPayBinding mViewBinding, Pay item) {
-        int resLogo, resBackground;
-        switch (item.getPayType()) {
-            case C.PAY_CHANNEL.CASH:
-                resLogo = R.mipmap.pay_cash;
-                resBackground = R.color.red_diaochan;
-                break;
-            case C.PAY_CHANNEL.WECHAT:
-                resLogo = R.mipmap.pay_wechat;
-                resBackground = R.color.green_kongrun;
-                break;
-            case C.PAY_CHANNEL.ALI:
-                resLogo = R.mipmap.pay_alipay;
-                resBackground = R.color.blue_yuefei;
-                break;
-            case C.PAY_CHANNEL.BANK:
-                resLogo = R.mipmap.pay_card;
-                resBackground = R.color.cyan_liubei;
-                break;
-            case C.PAY_CHANNEL.CARD:
-                resLogo = R.mipmap.pay_membershipcard;
-                resBackground = R.color.yellow_huangxin;
-                break;
-            case C.PAY_CHANNEL.TALLY:
-                resLogo = R.mipmap.pay_credit;
-                resBackground = R.color.purple_yanqing;
-                break;
-            default:
-                resLogo = R.mipmap.pay_cash;
-                resBackground = R.color.red_diaochan;
-                break;
-        }
-        mViewBinding.ivLogo.setImageResource(resLogo);
-
-        GenericDraweeHierarchy hierarchy = mViewBinding.ivBackground.getHierarchy();
-        hierarchy.setBackgroundImage(mContext.getResources().getDrawable(resBackground));
-        mViewBinding.ivBackground.setHierarchy(hierarchy);
+//        int resLogo, resBackground;
+//        switch (item.getPayType()) {
+//            case C.PAY_CHANNEL.CASH:
+//                resLogo = R.mipmap.pay_cash;
+//                resBackground = R.color.red_diaochan;
+//                break;
+//            case C.PAY_CHANNEL.WECHAT:
+//                resLogo = R.mipmap.pay_wechat;
+//                resBackground = R.color.green_kongrun;
+//                break;
+//            case C.PAY_CHANNEL.ALI:
+//                resLogo = R.mipmap.pay_alipay;
+//                resBackground = R.color.blue_yuefei;
+//                break;
+//            case C.PAY_CHANNEL.BANK:
+//                resLogo = R.mipmap.pay_card;
+//                resBackground = R.color.cyan_liubei;
+//                break;
+//            case C.PAY_CHANNEL.CARD:
+//                resLogo = R.mipmap.pay_membershipcard;
+//                resBackground = R.color.yellow_huangxin;
+//                break;
+//            case C.PAY_CHANNEL.TALLY:
+//                resLogo = R.mipmap.pay_credit;
+//                resBackground = R.color.purple_yanqing;
+//                break;
+//            default:
+//                resLogo = R.mipmap.pay_cash;
+//                resBackground = R.color.red_diaochan;
+//                break;
+//        }
+//        mViewBinding.ivLogo.setImageResource(resLogo);
+//
+//        GenericDraweeHierarchy hierarchy = mViewBinding.ivBackground.getHierarchy();
+//        hierarchy.setBackgroundImage(mContext.getResources().getDrawable(resBackground));
+//        mViewBinding.ivBackground.setHierarchy(hierarchy);
     }
 }

app/src/main/java/com/xingdata/zzdpos/util/MyItemDecoration.java → app/src/main/java/com/xingdata/zzdpos/util/MyMenuItemDecoration.java

@@ -12,16 +12,16 @@ import android.view.View;
  * Created by Administrator on 2017/12/21.
  */
 
-class MyItemDecoration extends RecyclerView.ItemDecoration {
+public class MyMenuItemDecoration extends RecyclerView.ItemDecoration {
     private Drawable mDividerDarwable;
     private int mDividerHight = 1;
     private Paint mColorPaint;
-    private int size=2;
+    private int size = 2;
 
 
     public final int[] ATRRS = new int[]{android.R.attr.listDivider};
 
-    public MyItemDecoration(Context context) {
+    public MyMenuItemDecoration(Context context) {
         final TypedArray ta = context.obtainStyledAttributes(ATRRS);
         this.mDividerDarwable = ta.getDrawable(0);
         ta.recycle();
@@ -31,7 +31,7 @@ class MyItemDecoration extends RecyclerView.ItemDecoration {
      int dividerHight  分割线的线宽
      int dividerColor  分割线的颜色
      */
-    public MyItemDecoration(Context context, int dividerHight, int dividerColor) {
+    public MyMenuItemDecoration(Context context, int dividerHight, int dividerColor) {
         this(context);
         mDividerHight = dividerHight;
         mColorPaint = new Paint();
@@ -42,18 +42,19 @@ class MyItemDecoration extends RecyclerView.ItemDecoration {
  int dividerHight  分割线的线宽
  int dividerColor  分割线的颜色
  */
-    public MyItemDecoration(Context context, int dividerHight, int dividerColor, int size) {
+    public MyMenuItemDecoration(Context context, int dividerHight, int dividerColor, int size) {
         this(context);
         mDividerHight = dividerHight;
         mColorPaint = new Paint();
         mColorPaint.setColor(dividerColor);
-        this.size=size;
+        this.size = size;
     }
+
     /*
      int dividerHight  分割线的线宽
      Drawable dividerDrawable  图片分割线
      */
-    public MyItemDecoration(Context context, int dividerHight, Drawable dividerDrawable) {
+    public MyMenuItemDecoration(Context context, int dividerHight, Drawable dividerDrawable) {
         this(context);
         mDividerHight = dividerHight;
         mDividerDarwable = dividerDrawable;
@@ -73,8 +74,8 @@ class MyItemDecoration extends RecyclerView.ItemDecoration {
             final View child = parent.getChildAt(i);
             final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child.getLayoutParams();
 
-            final int top = child.getTop() - params.topMargin+30;
-            final int bottom = child.getBottom() + params.bottomMargin-30;
+            final int top = child.getTop() - params.topMargin + 30;
+            final int bottom = child.getBottom() + params.bottomMargin - 30;
 
             int left = 0;
             int right = 0;
@@ -108,8 +109,8 @@ class MyItemDecoration extends RecyclerView.ItemDecoration {
             final View child = parent.getChildAt(i);
             RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child.getLayoutParams();
 
-            final int left = child.getLeft() - params.leftMargin - mDividerHight;
-            final int right = child.getRight() + params.rightMargin;
+            final int left = child.getLeft() - params.leftMargin - mDividerHight+30;
+            final int right = child.getRight() + params.rightMargin-30;
             int top = 0;
             int bottom = 0;
 
@@ -127,9 +128,11 @@ class MyItemDecoration extends RecyclerView.ItemDecoration {
 //                top = child.getBottom() + params.bottomMargin;
 //                bottom = top + mDividerHight;
 //            } else {
-//                if (i!=)
-                top = child.getBottom() + params.bottomMargin;
-                bottom = top + mDividerHight;
+                if (i/size!=(parent.getAdapter().getItemCount()/size-1)){
+                    top = child.getBottom() + params.bottomMargin;
+                    bottom = top + mDividerHight;
+                }
+
 //            }
             //画分割线
             mDividerDarwable.setBounds(left, top, right, bottom);

app/src/main/res/layout/fragment_casher.xml

@@ -55,7 +55,7 @@
             android:layout_marginBottom="@dimen/all_padding"
             android:layout_width="0dp"
             android:layout_height="0dp"
-            android:background="@color/gray_zhouyu"
+            android:background="@color/white_caocao"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"

app/src/main/res/layout/item_menu_detail.xml

 <?xml version="1.0" encoding="utf-8"?>
 
 <layout>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:id="@+id/ll"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:paddingTop="25dp"
-    android:paddingBottom="25dp"
-    android:gravity="center"
-    android:elevation="0.5dp"
-    android:background="@color/white_caocao"
-    android:layout_margin="0.8dp"
-    android:orientation="vertical">
 
-    <ImageView
-        android:id="@+id/img"
-        android:layout_width="wrap_content"
+    <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+        android:id="@+id/ll"
+        android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_margin="4dp"/>
+        android:layout_margin="0.8dp"
+        android:background="@color/white_caocao"
+        android:gravity="center"
+        android:orientation="vertical"
+        android:paddingBottom="25dp"
+        android:paddingTop="25dp">
 
-    <TextView
-        android:id="@+id/text"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content" />
+        <ImageView
+            android:id="@+id/img"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_margin="4dp" />
 
-</LinearLayout>
+        <TextView
+            android:id="@+id/text"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textColor="@color/black_baozheng" />
+
+    </LinearLayout>
 </layout>
 
 

app/src/main/res/values/colors.xml

@@ -124,6 +124,7 @@
 
     <color name="gray_zhouyu">#f1f3f7</color>
     <color name="gray_huanggai">#afb9c3</color>
+    <color name="gray_kongming">#e6e6e6</color>
 
     <color name="white_caocao">#ffffff</color>
 
@@ -144,6 +145,8 @@
 
     <color name="yellow_huangxin">#ffc960</color>
 
+    <color name="golden_yuji">#f2e7d3</color>
+
     <color name="purple_yanqing">#6590e6</color>