tablayout增加选择tab 的事件和重写tab点击事件

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tablayout在点击或者滑动的时候会触发监听事件 , 当你调用这个方法的时候会触发事件:

mTablayout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
    @Override
    public void onTabSelected(TabLayout.Tab tab) {

        Toast.makeText(mContext, "选中的"+tab.getText(), Toast.LENGTH_SHORT).show();
    }

    @Override
    public void onTabUnselected(TabLayout.Tab tab) {

        Toast.makeText(mContext, "未选中的"+tab.getText(), Toast.LENGTH_SHORT).show();
    }

    @Override
    public void onTabReselected(TabLayout.Tab tab) {

        Toast.makeText(mContext, "复选的"+tab.getText(), Toast.LENGTH_SHORT).show();

    }
});

tablayout重写点击事件

重新设置点击事件:

 

for (int i = 0; i < mTabLayout.getTabCount(); i++) {                                                           
    TabLayout.Tab tab = mTabLayout.getTabAt(i);
    if (tab != null) {
        tab.setCustomView(getTabView(i)); //对应tab定制view
        if (tab.getCustomView() != null) {
            View tabView = (View) tab.getCustomView().getParent(); //获得tab对应父item
            tabView.setTag(i); // 父item放入标记值
            tabView.setOnClickListener(mTabOnClickListener); //设置点击事件
        }
    }
}
//自定义的TabView,布局和图标换成你想要的即可
app:tabBackground="@drawable/tab_bg_selector"


public View getTabView(int position) {
    //获得view
View v = LayoutInflater.from(ParentEditorActivity.this).inflate(R.layout.go, null);
    ImageView img = (ImageView) v.findViewById(R.id.icon_item);
    img.setImageResource(imageViewRes[position]);
    return v;
}

处理点击事件

private View.OnClickListener mTabOnClickListener = new View.OnClickListener() {
    @Override
    public void onClick(View view) {
        int pos = (int) view.getTag();
        Log.d(TAG, "onClick:   mviewpager?" + mViewpager.getVisibility());
        if (mViewpager.getVisibility() == View.INVISIBLE) {
            mViewpager.setVisibility(VISIBLE);
            AnimUtils.stickerExitAnim(mViewpager, mTabLayout, false, getClickAnimListener(false));
        }
        TabLayout.Tab tab = mTabLayout.getTabAt(pos);
        if (tab != null) {
            tab.select();
        }
    }
};


XML布局文件:
当我们自定义tabview的时候tabview的background会发现tabview不能 占据整个tab
需要使用api:
app:tabBackground="@drawable/tab_bg_selector"
设置整个tab的背景色

//getTabView所需要的渲染文件,自定义即可
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
              android:orientation="vertical"
              android:id="@+id/ll_item"
              android:background="@drawable/tab_bg_selector"
              android:layout_width="match_parent"
              android:layout_height="match_parent">

    <ImageView
        android:id="@+id/icon_item"
        android:layout_gravity="center"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:src="@mipmap/ic_launcher"/>

</LinearLayout>
//background的select文件(在这个Demo里面需要,可以不写)
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android" android:exitFadeDuration="@android:integer/config_shortAnimTime">

    <item android:drawable="@color/cpb_green" android:state_selected="true"/>   //选中状态
    <item android:drawable="@color/cpb_green" android:state_pressed="true"/>    //按下状态
    <item android:drawable="@drawable/md_transparent"/>     //平时状态

</selector>