add ability to set and change text color in a RecyclerView

zzz40500 · Mar 3, 2016 · 2efb472 · 2efb472
1 parent 5ffd573
commit 2efb472
Show file tree

Hide file tree

Showing 5 changed files with 18 additions and 2 deletions.
diff --git a/app/src/main/java/com/mingle/myapplication/MainActivity.java b/app/src/main/java/com/mingle/myapplication/MainActivity.java
@@ -63,13 +63,15 @@ public void onClick(View v) {
 
     private void setupRecyclerView() {
 
-        ArrayList<MenuEntity> list = new ArrayList<>();
+        final ArrayList<MenuEntity> list = new ArrayList<>();
         //添加假数据
         MenuEntity menuEntity1 = new MenuEntity();
         menuEntity1.iconId = R.drawable.ic_account_child;
+        menuEntity1.titleColor = 0xff000000;
         menuEntity1.title = "code";
         MenuEntity menuEntity = new MenuEntity();
         menuEntity.iconId = R.drawable.ic_account_child;
+        menuEntity.titleColor = 0xffb3b3b3;
         menuEntity.title = "QQ";
         list.add(menuEntity1);
         list.add(menuEntity);
@@ -97,10 +99,13 @@ private void setupRecyclerView() {
         mSweetSheet.setOnMenuItemClickListener(new SweetSheet.OnMenuItemClickListener() {
             @Override
             public boolean onItemClick(int position, MenuEntity menuEntity1) {
+                //即时改变当前项的颜色
+                list.get(position).titleColor = 0xff5823ff;
+                ((RecyclerViewDelegate) mSweetSheet.getDelegate()).notifyDataSetChanged();
 
                 //根据返回值, true 会关闭 SweetSheet ,false 则不会.
                 Toast.makeText(MainActivity.this, menuEntity1.title + "  " + position, Toast.LENGTH_SHORT).show();
-                return true;
+                return false;
             }
         });
 

diff --git a/sweetsheet/src/main/java/com/mingle/adapter/MenuRVAdapter.java b/sweetsheet/src/main/java/com/mingle/adapter/MenuRVAdapter.java
@@ -70,6 +70,7 @@ public void onBindViewHolder(MenuVH menuVH, int i) {
             menuVH.iv.setVisibility(View.GONE);
         }
         menuVH.nameTV.setText(menuEntity.title);
+        menuVH.nameTV.setTextColor(menuEntity.titleColor);
         if (mIsAnimation) {
             animation(menuVH);
         }

diff --git a/sweetsheet/src/main/java/com/mingle/entity/MenuEntity.java b/sweetsheet/src/main/java/com/mingle/entity/MenuEntity.java
@@ -4,6 +4,7 @@
 import android.os.Parcel;
 import android.os.Parcelable;
 import android.support.annotation.DrawableRes;
+import android.support.annotation.ColorInt;
 
 
 /**
@@ -15,6 +16,7 @@
 public class MenuEntity {
 
     public @DrawableRes int iconId;
+    public @ColorInt int titleColor;
     public CharSequence title;
     public Drawable icon;
 

diff --git a/sweetsheet/src/main/java/com/mingle/sweetpick/RecyclerViewDelegate.java b/sweetsheet/src/main/java/com/mingle/sweetpick/RecyclerViewDelegate.java
@@ -120,6 +120,10 @@ public void onAnimationRepeat(Animation animation) {
 
     }
 
+    public void notifyDataSetChanged() {
+        mMenuRVAdapter.notifyDataSetChanged();
+    }
+
     protected void show() {
         super.show();
         ViewGroup.LayoutParams lp =

diff --git a/sweetsheet/src/main/java/com/mingle/sweetpick/SweetSheet.java b/sweetsheet/src/main/java/com/mingle/sweetpick/SweetSheet.java
@@ -66,6 +66,10 @@ public void setDelegate(Delegate delegate){
 
     }
 
+    public Delegate getDelegate() {
+        return mDelegate;
+    }
+
 
     private void setup() {