Spinner Item Selected Listener : Spinner « UI « Android

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Android » UI » Spinner 
Spinner Item Selected Listener
  
/*
 * Copyright (C) 2007 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.example.android.apis.view;


import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Spinner;
import android.widget.Toast;
import android.widget.AdapterView.OnItemSelectedListener;


public class Spinner1 extends Activity {

    void showToast(CharSequence msg) {
        Toast.makeText(this, msg, Toast.LENGTH_SHORT).show();
    }
    
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.spinner_1);

        Spinner s1 = (SpinnerfindViewById(R.id.spinner1);
        ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(
                this, R.array.colors, android.R.layout.simple_spinner_item);
        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        s1.setAdapter(adapter);
        s1.setOnItemSelectedListener(
                new OnItemSelectedListener() {
                    public void onItemSelected(
                            AdapterView<?> parent, View view, int position, long id) {
                        showToast("Spinner1: position=" + position + " id=" + id);
                    }

                    public void onNothingSelected(AdapterView<?> parent) {
                        showToast("Spinner1: unselected");
                    }
                });

        Spinner s2 = (SpinnerfindViewById(R.id.spinner2);
        adapter = ArrayAdapter.createFromResource(this, R.array.planets,
                android.R.layout.simple_spinner_item);
        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        s2.setAdapter(adapter);
        s2.setOnItemSelectedListener(
                new OnItemSelectedListener() {
                    public void onItemSelected(
                            AdapterView<?> parent, View view, int position, long id) {
                        showToast("Spinner2: position=" + position + " id=" + id);
                    }

                    public void onNothingSelected(AdapterView<?> parent) {
                        showToast("Spinner2: unselected");
                    }
                });
    }
}

//layout/spinner_1.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright (C2007 The Android Open Source Project

     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
     You may obtain a copy of the License at
  
          http://www.apache.org/licenses/LICENSE-2.0
  
     Unless required by applicable law or agreed to in writing, software
     distributed under the License is distributed on an "AS IS" BASIS,
     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     See the License for the specific language governing permissions and
     limitations under the License.
-->

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:padding="10dip"
    android:layout_width="match_parent"
    android:layout_height="wrap_content">

    <TextView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="spinner_1_color"
    />

    <Spinner android:id="@+id/spinner1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:drawSelectorOnTop="true"
        android:prompt="spinner_1_color_prompt"
    />

    <TextView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="10dip"
        android:text="spinner_1_planet"
    />

    <Spinner android:id="@+id/spinner2"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:drawSelectorOnTop="true"
        android:prompt="spinner_1_planet_prompt"
    />

</LinearLayout>

   
    
  
Related examples in the same category
1.Using Spinner
2.Spinner on selection listener
3.Disable and enable Spinner
4.Fill data to Spinner with ArrayAdapter
5.Fill data from arrays.xml to Spinner
6.Fill data from arrays.xml to Spinner and ArrayAdapter
7.Spinner Test
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