添加设置未读数、提示小红点、提示消息的功能

demo/src/main/java/com/chaychan/bottombarlayout/MainActivity.java

@@ -113,6 +113,11 @@ public class MainActivity extends FragmentActivity {
                 cancelTabLoading(bottomItem);//停止旋转动画
             }
         });
+
+        mBottomBarLayout.setUnread(0,20);//设置第一个页签的未读数为20
+        mBottomBarLayout.setUnread(1,101);//设置第二个页签的未读书
+        mBottomBarLayout.showNotify(2);//设置第三个页签显示提示的小红点
+        mBottomBarLayout.setMsg(3,"NEW");//设置第四个页签显示NEW提示文字
     }
 
     /**停止首页页签的旋转动画*/

library/build.gradle

@@ -22,7 +22,7 @@ android {
 }
 
 dependencies {
-    compile fileTree(dir: 'libs', include: ['*.jar'])
+    compile fileTree(include: ['*.jar'], dir: 'libs')
     androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
         exclude group: 'com.android.support', module: 'support-annotations'
     })

library/src/main/java/com/chaychan/library/BottomBarItem.java

@@ -5,6 +5,7 @@ import android.content.res.TypedArray;
 import android.graphics.drawable.Drawable;
 import android.support.annotation.Nullable;
 import android.util.AttributeSet;
+import android.util.TypedValue;
 import android.view.Gravity;
 import android.view.View;
 import android.widget.ImageView;
@@ -12,7 +13,6 @@ import android.widget.LinearLayout;
 import android.widget.TextView;
 
 
-
 /**
  * @author ChayChan
  * @description: 底部tab条目
@@ -35,9 +35,15 @@ public class BottomBarItem extends LinearLayout {
     private int mIconHeight;//图标的高度
     private int mItemPadding;//BottomBarItem的padding
 
-    private TextView mTextView;
+
     private ImageView mImageView;
+    private TextView mTvUnread;
+    private TextView mTvNotify;
+    private TextView mTvMsg;
+    private TextView mTextView;
 
+    private int mUnreadTextSize = 10; //未读数默认字体大小10sp
+    private int mMsgTextSize = 6; //消息默认字体大小6sp
 
 
     public BottomBarItem(Context context) {
@@ -73,6 +79,9 @@ public class BottomBarItem extends LinearLayout {
         mIconHeight = ta.getDimensionPixelSize(R.styleable.BottomBarItem_iconHeight, 0);
         mItemPadding = ta.getDimensionPixelSize(R.styleable.BottomBarItem_itemPadding, 0);
 
+        mUnreadTextSize = ta.getDimensionPixelSize(R.styleable.BottomBarItem_unreadTextSize, UIUtils.sp2px(mContext,mUnreadTextSize));
+        mMsgTextSize = ta.getDimensionPixelSize(R.styleable.BottomBarItem_msgTextSize, UIUtils.sp2px(mContext,mMsgTextSize));
+
         ta.recycle();
 
         checkValues();
@@ -107,9 +116,11 @@ public class BottomBarItem extends LinearLayout {
             view.setPadding(mItemPadding,mItemPadding,mItemPadding,mItemPadding);
         }
         mImageView = (ImageView) view.findViewById(R.id.iv_icon);
+        mTvUnread = (TextView) view.findViewById(R.id.tv_unred_num);
+        mTvMsg = (TextView) view.findViewById(R.id.tv_msg);
+        mTvNotify = (TextView) view.findViewById(R.id.tv_point);
         mTextView = (TextView) view.findViewById(R.id.tv_text);
 
-
         mImageView.setImageResource(mIconNormalResourceId);
 
         if (mIconWidth != 0 && mIconHeight != 0){
@@ -120,9 +131,12 @@ public class BottomBarItem extends LinearLayout {
             mImageView.setLayoutParams(imageLayoutParams);
         }
 
-        mTextView.getPaint().setTextSize(mTextSize);
-        mTextView.setText(mText);
-        mTextView.setTextColor(mTextColorNormal);
+        mTextView.setTextSize(TypedValue.COMPLEX_UNIT_PX,mTextSize);//设置底部文字字体大小
+        mTvUnread.setTextSize(TypedValue.COMPLEX_UNIT_PX,mUnreadTextSize);//设置未读数的字体大小
+        mTvMsg.setTextSize(TypedValue.COMPLEX_UNIT_PX,mMsgTextSize);//设置提示文字的字体大小
+
+        mTextView.setTextColor(mTextColorNormal);//设置底部文字字体颜色
+        mTextView.setText(mText);//设置标签文字
 
         LayoutParams textLayoutParams = (LayoutParams) mTextView.getLayoutParams();
         textLayoutParams.topMargin = mMarginTop;
@@ -156,4 +170,44 @@ public class BottomBarItem extends LinearLayout {
         mImageView.setImageResource(isSelected?mIconSelectedResourceId:mIconNormalResourceId);
         mTextView.setTextColor(isSelected?mTextColorSelected:mTextColorNormal);
     }
+
+    private void setTvVisiable(TextView tv){
+        //都设置为不可见
+        mTvUnread.setVisibility(GONE);
+        mTvMsg.setVisibility(GONE);
+        mTvNotify.setVisibility(GONE);
+
+        tv.setVisibility(VISIBLE);//设置为可见
+    }
+
+    /**
+     * 设置未读数
+     * @param unreadNum 小于等于0则隐藏，大于0小于99则显示对应数字，超过99显示99+
+     */
+    public void setUnreadNum(int unreadNum){
+        setTvVisiable(mTvUnread);
+        if (unreadNum <= 0){
+            mTvUnread.setVisibility(GONE);
+        }else if (unreadNum <= 99){
+            mTvUnread.setText(String.valueOf(unreadNum));
+        }else{
+            mTvUnread.setText("99+");
+        }
+    }
+    public void setMsg(String msg){
+        setTvVisiable(mTvMsg);
+        mTvMsg.setText(msg);
+    }
+
+    public void hideMsg(){
+        mTvMsg.setVisibility(GONE);
+    }
+
+    public void showNotify(){
+        setTvVisiable(mTvNotify);
+    }
+
+    public void hideNotify(){
+        mTvNotify.setVisibility(GONE);
+    }
 }

library/src/main/java/com/chaychan/library/BottomBarLayout.java

@@ -136,6 +136,48 @@ public class BottomBarLayout extends LinearLayout implements ViewPager.OnPageCha
         mViewPager.setCurrentItem(mCurrentItem,mSmoothScroll);
     }
 
+    /**
+     * 设置未读数
+     * @param position 底部标签的下标
+     * @param unreadNum 未读数
+     */
+    public void setUnread(int position,int unreadNum){
+        mItemViews.get(position).setUnreadNum(unreadNum);
+    }
+
+    /**
+     * 设置提示消息
+     * @param position 底部标签的下标
+     * @param msg 未读数
+     */
+    public void setMsg(int position,String msg){
+        mItemViews.get(position).setMsg(msg);
+    }
+
+    /**
+     * 隐藏提示消息
+     * @param position 底部标签的下标
+     */
+    public void hideMsg(int position){
+        mItemViews.get(position).hideMsg();
+    }
+
+    /**
+     * 显示提示的小红点
+     * @param position 底部标签的下标
+     */
+    public void showNotify(int position){
+        mItemViews.get(position).showNotify();
+    }
+
+    /**
+     * 隐藏提示的小红点
+     * @param position 底部标签的下标
+     */
+    public void hideNotify(int position){
+        mItemViews.get(position).hideNotify();
+    }
+
     public int getCurrentItem() {
         return mCurrentItem;
     }

library/src/main/res/drawable/shape_notify_point.xml

+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+       android:shape="oval">
+
+    <solid android:color="@color/red" />
+    <size
+        android:width="10dp"
+        android:height="10dp" />
+</shape>
\ No newline at end of file

library/src/main/res/drawable/shape_unread.xml

+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <corners android:radius="20dp" />
+    <solid android:color="@color/red" />
+    <padding android:left="4dp" android:right="4dp" android:top="1dp" android:bottom="1dp"/>
+</shape>
\ No newline at end of file

library/src/main/res/layout/item_bottom_bar.xml

 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-              android:orientation="vertical"
               android:layout_width="match_parent"
               android:layout_height="wrap_content"
               android:layout_gravity="center"
               android:gravity="center"
+              android:orientation="vertical"
     >
 
-    <ImageView
-        android:id="@+id/iv_icon"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="center"
-        />
+
+    <FrameLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <ImageView
+            android:id="@+id/iv_icon"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            />
+
+        <TextView
+            android:id="@+id/tv_unred_num"
+            android:layout_width="wrap_content"
+            android:minWidth="15dp"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_horizontal"
+            android:layout_marginLeft="14dp"
+            android:background="@drawable/shape_unread"
+            android:gravity="center"
+            android:text="99+"
+            android:textColor="@color/white"
+            android:textSize="10sp"
+            android:visibility="gone" />
+
+        <TextView
+            android:id="@+id/tv_msg"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_horizontal"
+            android:layout_marginLeft="14dp"
+            android:background="@drawable/shape_unread"
+            android:gravity="center"
+            android:text="NEW"
+            android:textColor="@color/white"
+            android:textSize="6sp"
+            android:visibility="gone" />
+
+        <TextView
+            android:id="@+id/tv_point"
+            android:layout_width="10dp"
+            android:layout_height="10dp"
+            android:layout_gravity="center_horizontal"
+            android:layout_marginLeft="10dp"
+            android:background="@drawable/shape_notify_point"
+            android:gravity="center"
+            android:textSize="6sp"
+            android:visibility="gone" />
+
+    </FrameLayout>
+
 
     <TextView
         android:id="@+id/tv_text"

library/src/main/res/values/attr.xml

@@ -25,5 +25,9 @@
         <attr name="iconHeight" format="dimension"/>
         <!--设置BottomBarItem的padding-->
         <attr name="itemPadding" format="dimension"/>
+        <!--设置未读数字体大小-->
+        <attr name="unreadTextSize" format="dimension"/>
+        <!--设置提示消息字体大小-->
+        <attr name="msgTextSize" format="dimension"/>
     </declare-styleable>
 </resources>
\ No newline at end of file

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

 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <color name="white">#ffffff</color>
+    <color name="red">#ff0000</color>
     <color name="selector_grey">#DDDDDD</color>
 </resources>
\ No newline at end of file