iteye.com/blog/1420761" pre_index="4" title="android-如何在系统settings里添加设置选项">package com.android.phone;
import android.content.DialogInterface;
import android.os.AsyncResult;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.preference.CheckBoxPreference;
import android.preference.Preference;
import android.preference.PreferenceActivity;
import android.preference.PreferenceScreen;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import android.content.Context;
import com.android.phone.R;
import android.os.IMidPhoneService;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.provider.Settings;
public class DectSettings extends PreferenceActivity {
private static final String TAG = "DectSettings";
private static final String BUTTON_DECT_KEY = "button_dect_module_key";
private CheckBoxPreference mButtonDect;
public IMidPhoneService midphoneservice = null;
@Override
protected void onCreate(Bundle icicle) {
super.onCreate(icicle);
//dect xml
addPreferencesFromResource(R.xml.dect_settings);
mButtonDect = (CheckBoxPreference)findPreference(BUTTON_DECT_KEY);
mButtonDect.setPersistent(false);
if(mButtonDect != null) {
int dect_state = Settings.System.getInt(
getContentResolver(),Settings.System.DECT_SAVED_STATE, 1);
mButtonDect.setChecked( dect_state!= 0);
Settings.System.putInt(getContentResolver(),
Settings.System.DECT_SAVED_STATE,dect_state);
Log.e(TAG,"settings:------------->" + dect_state);
}
}
@Override
public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
if (preference == mButtonDect ) {
int dect = mButtonDect.isChecked() ? 1 : 0;
boolean state;
if(dect == 1)
state = true;
else
state = false;
try{
midphoneservice = IMidPhoneService.Stub.asInterface(ServiceManager.getService("midphone"));
Settings.System.putInt(getContentResolver(),
Settings.System.DECT_SAVED_STATE,dect);
midphoneservice.setDectEnabled(state);
Log.e(TAG,"settings:------------->" + dect);
} catch (RemoteException e) {
e.printStackTrace();
}
return true;
}
return false;
}
@Override
protected void onResume() {
super.onResume();
if (mButtonDect != null) {
mButtonDect.setChecked(Settings.System.getInt(
getContentResolver(),
Settings.System.DECT_SAVED_STATE, 1) != 0);
}
}
}
</pre>
<br>5.编译，烧录。
<br> # . build/envsetup.sh
<br> 执行 # mmm packages/apps/Phone/
<br> 会在\out\target\product\generic\system\app 生成 Phone.apk文件
<br> 拷贝 此apk到 \out\target\product\smdkv210\system\app 目录下
<br> 编译就行： ./build_android
<br>此时，才能看到修改的效果！
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<li>2012-02-24 10:35</li>
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