Android_结算跳到立即下单

Activity

public class IndentActivity extends AppCompatActivity {
   private TextView tv_price;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_indent);
        Intent intent = getIntent();
        String price = intent.getStringExtra("price");
        tv_price = (TextView) findViewById(R.id.tv_price);
        tv_price.setText(price+"￥");
    }
    public void indent(View view){
        Intent intent = new Intent(IndentActivity.this, IndentListActivity.class);
        intent.putExtra("price",tv_price.getText().toString());
        startActivity(intent);
    }
}

布局

<RelativeLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="com.bwie.skn.moni.indent.IndentActivity">
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        android:layout_alignParentBottom="true"
        >
        <TextView
            android:id="@+id/tv_price"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="8"
            android:text="实付款￥0.00"
            android:textSize="25dp"
            android:textColor="@color/colorAccent"
            android:gravity="right"
            />
        <Button
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="2"
            android:text="立即下单"
            android:onClick="indent"
            />
    </LinearLayout>
</RelativeLayout>