Add a custom spinner in layout, layout/activity_main.xml.
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
android_layout_width="match_parent"
android_layout_height="match_parent"
android_padding="16dp"
android_orientation="vertical"
tools_context="com.blogspot.android_er.androidcustomspinner.MainActivity">
<TextView
android_layout_width="wrap_content"
android_layout_height="wrap_content"
android_layout_gravity="center_horizontal"
android_autoLink="web"
android_text="http://android-er.blogspot.com/"
android_textStyle="bold" />
<Spinner
android_id="@+id/spinner"
android_layout_width="match_parent"
android_layout_height="wrap_content" />
</LinearLayout>
layout/row.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
android_layout_width="fill_parent"
android_layout_height="wrap_content"
android_orientation="horizontal">
<ImageView
android_id="@+id/icon"
android_layout_width="wrap_content"
android_layout_height="wrap_content"
android_src="@mipmap/ic_launcher" />
<TextView
android_id="@+id/weekofday"
android_layout_width="wrap_content"
android_layout_height="wrap_content"
android_textSize="20dp"
android_textStyle="bold"
android_textColor="#0000F0"/>
</LinearLayout>
MainActivity.java
package com.blogspot.android_er.androidcustomspinner;
import android.content.Context;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Spinner;
import android.widget.TextView;
public class MainActivity extends AppCompatActivity {
String[] DayOfWeek = {"Sunday", "Monday", "Tuesday",
"Wednesday", "Thursday", "Friday", "Saturday"};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Spinner mySpinner = (Spinner)findViewById(R.id.spinner);
mySpinner.setAdapter(new MyCustomAdapter(MainActivity.this, R.layout.row, DayOfWeek));
}
public class MyCustomAdapter extends ArrayAdapter<String> {
public MyCustomAdapter(Context context, int textViewResourceId,
String[] objects) {
super(context, textViewResourceId, objects);
}
@Override
public View getDropDownView(int position, View convertView,
ViewGroup parent) {
return getCustomView(position, convertView, parent);
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
return getCustomView(position, convertView, parent);
}
public View getCustomView(int position, View convertView, ViewGroup parent) {
LayoutInflater inflater=getLayoutInflater();
View row=inflater.inflate(R.layout.row, parent, false);
TextView label=(TextView)row.findViewById(R.id.weekofday);
label.setText(DayOfWeek[position]);
if(position == 0){
label.setTextColor(0xFFF00000);
}
return row;
}
}
}
0 comments:
Post a Comment