Android 使用按钮从onOptionsItem Selected中获取值
我正在制作一个可以在屏幕上显示水果选项的应用程序。这些水果是: 苹果 葡萄 橙色的 在屏幕上的过程中,我把切换过程,所以它将切换: 苹果领先2秒 然后切换到葡萄2秒钟 然后切换橙色2秒钟 切换过程将持续工作 现在我想做一个选择按钮和一个微调器,这样用户就可以选择一个水果,然后在微调器上看到他的选择 例如: 用户想要选择一个橙色 用户将等待屏幕上显示橙色 当橙色显示在屏幕上时,他将直接按下选择按钮,同时喷丝头1将充满橙色值 *我不想使用TextView 这是我的密码Android 使用按钮从onOptionsItem Selected中获取值,android,button,spinner,Android,Button,Spinner,我正在制作一个可以在屏幕上显示水果选项的应用程序。这些水果是: 苹果 葡萄 橙色的 在屏幕上的过程中,我把切换过程,所以它将切换: 苹果领先2秒 然后切换到葡萄2秒钟 然后切换橙色2秒钟 切换过程将持续工作 现在我想做一个选择按钮和一个微调器,这样用户就可以选择一个水果,然后在微调器上看到他的选择 例如: 用户想要选择一个橙色 用户将等待屏幕上显示橙色 当橙色显示在屏幕上时,他将直接按下选择按钮,同时喷丝头1将充满橙色值 *我不想使用TextView 这是我的密码 // get the sele
// get the selected dropdown list value
public void addListenerOnButton() {
spinner1 = (Spinner) findViewById(R.id.spinner1);
spinner2 = (Spinner) findViewById(R.id.spinner2);
spinner3 = (Spinner) findViewById(R.id.spinner3);
btn_choose1 = (Button) findViewById(R.id.button1);
btn_choose2 = (Button) findViewById(R.id.button2);
btn_choose3 = (Button) findViewById(R.id.button3);
timer1 = new Timer();
timer1.schedule(new TimerTask() {
@Override
public void run() {
runOnUiThread(new Runnable() {
@Override
public void run() {
if(spinner1.getSelectedItemPosition() == (Arrays.asList(getResources().getStringArray(R.array.cincin_warna)).size()-1)){
spinner1.setSelection(0);
}else{
spinner1.setSelection(spinner1.getSelectedItemPosition()+1);
}
}
});
}
},0,1000);
btn_choose1.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if(timer1!=null){
timer1.cancel();
}
}
});
timer2 = new Timer();
timer2.schedule(new TimerTask() {
@Override
public void run() {
runOnUiThread(new Runnable() {
@Override
public void run() {
if(spinner2.getSelectedItemPosition() == (Arrays.asList(getResources().getStringArray(R.array.cincin_warna)).size()-1)){
spinner2.setSelection(0);
}else{
spinner2.setSelection(spinner2.getSelectedItemPosition()+1);
}
}
});
}
},0,1000);
btn_choose2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if(timer2!=null){
timer2.cancel();
}
}
});
timer3 = new Timer();
timer3.schedule(new TimerTask() {
@Override
public void run() {
runOnUiThread(new Runnable() {
@Override
public void run() {
if(spinner3.getSelectedItemPosition() == (Arrays.asList(getResources().getStringArray(R.array.cincin_warna)).size()-1)){
spinner3.setSelection(0);
}else{
spinner3.setSelection(spinner3.getSelectedItemPosition()+1);
}
}
});
}
},0,1000);
btn_choose3.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if(timer3!=null){
timer3.cancel();
}
}
});
主要活动
Main.XML
String.xml
检查我的代码:
activity_main.xml:
非常感谢你,Haresh,我的计划正在顺利进行中 下一步如何将此计时器设置为这样 当应用程序启动时,目前只有Spinner1在运行。当应用程序启动时,所有Spinner1都在运行 然后,当我单击btn_choose1时,喷丝头1停止,然后喷丝头2开始,直到再次单击btn_choose2时,喷丝头1停止 这是我的密码
// get the selected dropdown list value
public void addListenerOnButton() {
spinner1 = (Spinner) findViewById(R.id.spinner1);
spinner2 = (Spinner) findViewById(R.id.spinner2);
spinner3 = (Spinner) findViewById(R.id.spinner3);
btn_choose1 = (Button) findViewById(R.id.button1);
btn_choose2 = (Button) findViewById(R.id.button2);
btn_choose3 = (Button) findViewById(R.id.button3);
timer1 = new Timer();
timer1.schedule(new TimerTask() {
@Override
public void run() {
runOnUiThread(new Runnable() {
@Override
public void run() {
if(spinner1.getSelectedItemPosition() == (Arrays.asList(getResources().getStringArray(R.array.cincin_warna)).size()-1)){
spinner1.setSelection(0);
}else{
spinner1.setSelection(spinner1.getSelectedItemPosition()+1);
}
}
});
}
},0,1000);
btn_choose1.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if(timer1!=null){
timer1.cancel();
}
}
});
timer2 = new Timer();
timer2.schedule(new TimerTask() {
@Override
public void run() {
runOnUiThread(new Runnable() {
@Override
public void run() {
if(spinner2.getSelectedItemPosition() == (Arrays.asList(getResources().getStringArray(R.array.cincin_warna)).size()-1)){
spinner2.setSelection(0);
}else{
spinner2.setSelection(spinner2.getSelectedItemPosition()+1);
}
}
});
}
},0,1000);
btn_choose2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if(timer2!=null){
timer2.cancel();
}
}
});
timer3 = new Timer();
timer3.schedule(new TimerTask() {
@Override
public void run() {
runOnUiThread(new Runnable() {
@Override
public void run() {
if(spinner3.getSelectedItemPosition() == (Arrays.asList(getResources().getStringArray(R.array.cincin_warna)).size()-1)){
spinner3.setSelection(0);
}else{
spinner3.setSelection(spinner3.getSelectedItemPosition()+1);
}
}
});
}
},0,1000);
btn_choose3.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if(timer3!=null){
timer3.cancel();
}
}
});
所以,当用户单击“选择”按钮时,微调器项目会在2秒后自动选择。停止?是的,haresh,当用户单击“选择”按钮时,选择按钮将直接告诉微调器已选择的内容。example.orange因此微调器将自动选择橙色。您需要在单击buttonumm时在微调器中填充值,抱歉,我仍然无法获得它。抱歉haresh,它不起作用。这是我第一次不使用适配器,因为我不知道如何直接使用它,所以我使用了android:entries@array/fruit。你能帮我通过单击按钮获取水果名称example.orange吗。然后橙色会出现在微调器上?我忘了发布我的主xml,所以我用main.xml更新了代码请帮助;只需在单击按钮时添加此代码,您就可以在SelectedItemOffsPinner中获得微调器当前选定的项目,但工作正常,我还编辑了ans,现在您可以看到单击按钮侦听器,并且在单击按钮时我还显示了toast。非常感谢Haresh。我希望我能用图片告诉你我的问题。但是,你给我一个想法。到时候我会告诉你的>谢谢:
<string name="btn_choose">Choose</string>
<string-array name="fruit">
<item>Apple</item>
<item>Grape</item>
<item>Orange</item>
</string-array>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:orientation="vertical"
android:gravity="center"
android:layout_height="match_parent">
<Spinner
android:id="@+id/spinner"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
<Button
android:id="@+id/button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Choose"/>
</LinearLayout>
package com.example.MyTest;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.Spinner;
import java.util.Arrays;
import java.util.Timer;
import java.util.TimerTask;
public class MainActivity extends Activity {
private Spinner spinner;
private Button button;
private Timer timer;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
spinner = (Spinner) findViewById(R.id.spinner);
button = (Button) findViewById(R.id.button);
spinner.setAdapter(new ArrayAdapter(this,
android.R.layout.simple_spinner_dropdown_item,
Arrays.asList(getResources().getStringArray(R.array.fruit))));
timer = new Timer();
timer.schedule(new TimerTask() {
@Override
public void run() {
runOnUiThread(new Runnable() {
@Override
public void run() {
if(spinner.getSelectedItemPosition() == (Arrays.asList(getResources().getStringArray(R.array.fruit)).size()-1)){
spinner.setSelection(0);
}else{
spinner.setSelection(spinner.getSelectedItemPosition()+1);
}
}
});
}
},0,2000);
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (timer != null) {
timer.cancel();
}
String spinnerSelectedItem = (String) spinner.getSelectedItem();
Toast.makeText(MainActivity.this,spinnerSelectedItem,Toast.LENGTH_LONG).show();
}
});
}
}
// get the selected dropdown list value
public void addListenerOnButton() {
spinner1 = (Spinner) findViewById(R.id.spinner1);
spinner2 = (Spinner) findViewById(R.id.spinner2);
spinner3 = (Spinner) findViewById(R.id.spinner3);
btn_choose1 = (Button) findViewById(R.id.button1);
btn_choose2 = (Button) findViewById(R.id.button2);
btn_choose3 = (Button) findViewById(R.id.button3);
timer1 = new Timer();
timer1.schedule(new TimerTask() {
@Override
public void run() {
runOnUiThread(new Runnable() {
@Override
public void run() {
if(spinner1.getSelectedItemPosition() == (Arrays.asList(getResources().getStringArray(R.array.cincin_warna)).size()-1)){
spinner1.setSelection(0);
}else{
spinner1.setSelection(spinner1.getSelectedItemPosition()+1);
}
}
});
}
},0,1000);
btn_choose1.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if(timer1!=null){
timer1.cancel();
}
}
});
timer2 = new Timer();
timer2.schedule(new TimerTask() {
@Override
public void run() {
runOnUiThread(new Runnable() {
@Override
public void run() {
if(spinner2.getSelectedItemPosition() == (Arrays.asList(getResources().getStringArray(R.array.cincin_warna)).size()-1)){
spinner2.setSelection(0);
}else{
spinner2.setSelection(spinner2.getSelectedItemPosition()+1);
}
}
});
}
},0,1000);
btn_choose2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if(timer2!=null){
timer2.cancel();
}
}
});
timer3 = new Timer();
timer3.schedule(new TimerTask() {
@Override
public void run() {
runOnUiThread(new Runnable() {
@Override
public void run() {
if(spinner3.getSelectedItemPosition() == (Arrays.asList(getResources().getStringArray(R.array.cincin_warna)).size()-1)){
spinner3.setSelection(0);
}else{
spinner3.setSelection(spinner3.getSelectedItemPosition()+1);
}
}
});
}
},0,1000);
btn_choose3.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if(timer3!=null){
timer3.cancel();
}
}
});