Android Sharedpreferences不會保存

Question

我創建了一個代碼，當我有一個常規按鈕名爲「@ + id/buttonSave_character」 但是，當我刪除它並添加圖像按鈕並嘗試保存我存儲的值edittext，它不會這樣做。代碼有什麼問題？

另一個奇怪的是，我可以看到，我還沒有定義代碼中的按鈕，但它仍然會保存它（與舊的常規按鈕）。

package com.daniel.darkheresy.character; 

import com.daniel.darkheresy.R; 

import android.os.Bundle; 
import android.app.Activity; 
import android.content.Context; 
import android.content.SharedPreferences; 
import android.content.SharedPreferences.Editor; 
import android.view.View; 
import android.widget.Button; 
import android.widget.TextView; 
import android.widget.Toast; 

public class Character_Activity extends Activity { 

    TextView name ; 
    TextView home_world; 
    TextView weapon_skill; 
    TextView ballistic_skill; 
    TextView strength; 
    TextView toughness; 
    TextView agility; 
    TextView intelligence; 
    TextView perception; 
    TextView will_power; 
    TextView fellowship; 



    public static final String MyPREFERENCES = "MyPrefs" ; 
    public static final String Name = "nameKey"; 
    public static final String Home_world = "home_worldKey"; 
    public static final String Weapon_skill = "weapon_skillKey"; 
    public static final String Ballistic_skill = "ballistic_skillKey"; 
    public static final String Strength = "strengthKey"; 
    public static final String Toughness = "toughnessKey"; 
    public static final String Agility = "agilityKey"; 
    public static final String Intelligence = "intelligenceKey"; 
    public static final String Perception = "perceptionKey"; 
    public static final String Will_power = "will_powerKey"; 
    public static final String Fellowship = "fellowshipKey"; 

    SharedPreferences sharedpreferences; 

    @Override 
    protected void onCreate(Bundle savedInstanceState) { 
     super.onCreate(savedInstanceState); 
     setContentView(R.layout.character_layout); 



     name = (TextView) findViewById(R.id.editTextName); 
     home_world = (TextView) findViewById(R.id.editTextHome_world); 
     weapon_skill = (TextView) findViewById(R.id.editTextWeapon_skill); 
     ballistic_skill = (TextView) findViewById(R.id.editTextBallistic_skill); 
     strength = (TextView) findViewById(R.id.editTextStrength); 
     toughness = (TextView) findViewById(R.id.editTextToughness); 
     agility = (TextView) findViewById(R.id.editTextAgility); 
     intelligence = (TextView) findViewById(R.id.editTextIntelligence); 
     perception = (TextView) findViewById(R.id.editTextPerception); 
     will_power = (TextView) findViewById(R.id.editTextWill_power); 
     fellowship = (TextView) findViewById(R.id.editTextFellowship); 

     sharedpreferences = getSharedPreferences(MyPREFERENCES, Context.MODE_PRIVATE); 

     if (sharedpreferences.contains(Name)) 
     { 
     name.setText(sharedpreferences.getString(Name, "")); 

     } 
     if (sharedpreferences.contains(Home_world)) 
     { 
     home_world.setText(sharedpreferences.getString(Home_world, "")); 

     } 
     if (sharedpreferences.contains(Weapon_skill)) 
     { 
     weapon_skill.setText(sharedpreferences.getString(Weapon_skill, "")); 

     } 
     if (sharedpreferences.contains(Ballistic_skill)) 
     { 
     ballistic_skill.setText(sharedpreferences.getString(Ballistic_skill, "")); 

     } 
     if (sharedpreferences.contains(Strength)) 
     { 
     strength.setText(sharedpreferences.getString(Strength,"")); 

     } 
     if (sharedpreferences.contains(Toughness)) 
     { 
     toughness.setText(sharedpreferences.getString(Toughness,"")); 

     } 
     if (sharedpreferences.contains(Agility)) 
     { 
     agility.setText(sharedpreferences.getString(Agility,"")); 

     } 
     if (sharedpreferences.contains(Intelligence)) 
     { 
     intelligence.setText(sharedpreferences.getString(Intelligence,"")); 

     } 
     if (sharedpreferences.contains(Perception)) 
     { 
     perception.setText(sharedpreferences.getString(Perception,"")); 

     } 
     if (sharedpreferences.contains(Will_power)) 
     { 
     will_power.setText(sharedpreferences.getString(Will_power,"")); 

     } 
     if (sharedpreferences.contains(Fellowship)) 
     { 
     fellowship.setText(sharedpreferences.getString(Fellowship,"")); 

     } 

    } 



    public void run(View view){ 
     String n = name.getText().toString(); 
     String hw = home_world.getText().toString(); 
     String ws = weapon_skill.getText().toString(); 
     String bs = ballistic_skill.getText().toString(); 
     String s = strength.getText().toString(); 
     String t = toughness.getText().toString(); 
     String a = agility.getText().toString(); 
     String i = intelligence.getText().toString(); 
     String p = perception.getText().toString(); 
     String wp = will_power.getText().toString(); 
     String f = fellowship.getText().toString(); 
     Editor editor = sharedpreferences.edit(); 
     editor.putString(Name, n); 
     editor.putString(Home_world, hw); 
     editor.putString(Weapon_skill, ws); 
     editor.putString(Ballistic_skill, bs); 
     editor.putString(Strength, s); 
     editor.putString(Toughness, t); 
     editor.putString(Agility, a); 
     editor.putString(Intelligence, i); 
     editor.putString(Perception, p); 
     editor.putString(Will_power, wp); 
     editor.putString(Fellowship, f); 

     editor.commit(); 

    } 

} 

我已經使用的代碼來自： http://www.tutorialspoint.com/android/android_shared_preferences.htm

Answer 1

也許你錯過了在XML線路設置上單擊處理程序。

確保您的圖像按鈕具有屬性設置爲run像這樣：

android:onClick="run"