我正在尝试进入位于 - 的设置屏幕
android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS
来自我的偏好活动的条目,但我没有运气。目前,按下该条目只会刷新与我所在的屏幕相同的屏幕。
我的偏好设置.xml 如下所示:
<Preference
android:title="@string/my_location_settings">
<intent android:action="android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS">
</intent>
</Preference>
我的清单条目如下所示:
<activity android:name=".Preferences">
<intent-filter>
<action android:name="android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS" />
<category android:name="android.intent.category.DEFAULT" />
</intent-filter>
</activity>
我究竟做错了什么?
logcat:
12-11 15:53:34.170: INFO/ActivityManager(173): Starting activity: Intent { act=android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS cmp=com.my.app/.Preferences }
12-11 15:53:34.400: INFO/ActivityManager(173): Displayed activity com.my.app/.Preferences: 229 ms (total 229 ms)
显现:
<?xml version="1.0" encoding="utf-8"?>
<activity android:name=".ViewActivity" android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name=".MyPageOneActivity">
</activity>
<activity android:name=".MyPageTwoActivity">
</activity>
<activity android:name=".MyPageThreeActivity">
</activity>
<activity android:name=".Preferences">
<intent-filter>
<action android:name="com.my.app.PREFERENCES" />
<category android:name="android.intent.category.DEFAULT" />
</intent-filter>
</activity>
</application>
<uses-sdk android:minSdkVersion="4" />
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<uses-permission android:name="android.permission.STORAGE" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE">
</uses-permission>
</manifest>
首选项.java (
抱歉缺少格式):
package com.my.app;
import android.os.Bundle;
import android.preference.PreferenceActivity;
public class Preferences extends PreferenceActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.preferences);
}
}
和偏好设置.xml:
<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
<EditTextPreference
android:title="Address 1"
android:key="customURLOne"
android:summary="Enter a new address for 1">
</EditTextPreference>
<EditTextPreference
android:title="Address 2"
android:key="customURLTwo"
android:summary="Enter a new address for 2">
</EditTextPreference>
<EditTextPreference
android:title="Address 3"
android:key="customURLThree"
android:summary="Enter a new address for 3">
</EditTextPreference>
<Preference android:title="@string/my_location_settings">
<intent android:action="android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS">
</intent>
</Preference>