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Java 选中或取消选中复选框后立即获取其状态_Java_Android - Fatal编程技术网

Java 选中或取消选中复选框后立即获取其状态

Java 选中或取消选中复选框后立即获取其状态,java,android,Java,Android,我想在复选框处于选中或未选中状态时立即获取其当前状态。基于这一点,请展示祝酒词。这是到目前为止我的代码 SharedPreferences getPrefs = PreferenceManager.getDefaultSharedPreferences(getBaseContext()); boolean Alarm = getPrefs.getBoolean("cbAlarm", true); if(Alarm == true) { Toast.makeText

我想在复选框处于选中或未选中状态时立即获取其当前状态。基于这一点,请展示祝酒词。这是到目前为止我的代码

SharedPreferences getPrefs = PreferenceManager.getDefaultSharedPreferences(getBaseContext());
    boolean Alarm = getPrefs.getBoolean("cbAlarm", true);
    if(Alarm == true) {
        Toast.makeText(this, "Checked", Toast.LENGTH_LONG).show();
    } else if(Alarm == false) {
        Toast.makeText(this, "UnChecked", Toast.LENGTH_LONG).show();
    }
我怎样才能做到这一点。请帮忙

编辑 这是我的xml文件

<CheckBoxPreference
    android:title="Enable/Disable Alarm"
    android:defaultValue="true"
    android:key="cbAlarm"
    android:summary="Enable or disable alarm" />

只需执行OnCheckedChangeListener:

CheckBox myCheckBox = (CheckBox)  findViewById(R.id.my_checkbox);

myCheckBox.setOnCheckedChangeListener(new OnCheckedChangeListener(){
    public void onCheckedChanged(CompoundButton buttonView, boolean isChecked){
        if (isChecked){
             Toast.makeText(this, "Checked", Toast.LENGTH_LONG).show();
        }else{
             Toast.makeText(this, "UnChecked", Toast.LENGTH_LONG).show();
        }  
    }
});

只需实现OnCheckedChangeListener:

CheckBox myCheckBox = (CheckBox)  findViewById(R.id.my_checkbox);

myCheckBox.setOnCheckedChangeListener(new OnCheckedChangeListener(){
    public void onCheckedChanged(CompoundButton buttonView, boolean isChecked){
        if (isChecked){
             Toast.makeText(this, "Checked", Toast.LENGTH_LONG).show();
        }else{
             Toast.makeText(this, "UnChecked", Toast.LENGTH_LONG).show();
        }  
    }
});

我知道这一点,但在这里我使用CheckBoxPreference。我如何使用CheckBoxPreference实现这一点?请查看我在上面的更新CheckBoxPreference有OnPreferenceClickListener()我知道这一点,但我在这里使用的是CheckBoxPreference。我如何使用CheckBoxPreference实现这一点?请查看我在上面的更新CheckBoxPreference有OnPreferenceClickListener()