android – 在首选项中,选择我的声音就像铃声优先

概述我的/ raw文件夹中有声音,我希望我的用户能够选择一个声音,就像“铃声优先”一样,但只有我的声音. 这里我的铃声优先替换. 列出所有系统铃声和您的自定义铃声(以xml定义,存储在res / raw中) ExtraRingtonePreference.java package de.almisoft.test;import java.util.Arrays;import java.util. 我的/ raw文件夹中有声音,我希望我的用户能够选择一个声音,就像“铃声优先”一样,但只有我的声音.解决方法 这里我的铃声优先替换.
列出所有系统铃声和您的自定义铃声(以xml定义,存储在res / raw中)

ExtraringtonePreference.java

package de.almisoft.test;import java.util.Arrays;import java.util.linkedHashMap;import java.util.Map;import java.util.TreeMap;import de.almisoft.test.R;import androID.app.AlertDialog.Builder;import androID.content.Context;import androID.content.DialogInterface;import androID.content.res.TypedArray;import androID.database.Cursor;import androID.media.ringtone;import androID.media.ringtoneManager;import androID.net.Uri;import androID.preference.DialogPreference;import androID.util.AttributeSet;public class ExtraringtonePreference extends DialogPreference {    private Context mContext;    private String mValue;    private ringtone ringtone;    private int mringtoneType;    private boolean mShowSilent;    private boolean mShowDefault;    private CharSequence[] mExtraringtones;    private CharSequence[] mExtraringtoneTitles;    public ExtraringtonePreference(Context context,AttributeSet attrs) {        super(context,attrs);        mContext = context;        final TypedArray a = context.obtainStyledAttributes(attrs,R.styleable.ExtraringtonePreference,0);        mringtoneType = a.getInt(R.styleable.ExtraringtonePreference_ringtoneType,ringtoneManager.TYPE_ringtone);        mShowDefault = a.getBoolean(R.styleable.ExtraringtonePreference_showDefault,true);        mShowSilent = a.getBoolean(R.styleable.ExtraringtonePreference_showSilent,true);        mExtraringtones = a.getTextArray(R.styleable.ExtraringtonePreference_extraringtones);        mExtraringtoneTitles = a.getTextArray(R.styleable.ExtraringtonePreference_extraringtoneTitles);        a.recycle();    }    public ExtraringtonePreference(Context context) {        this(context,null);    }    public String getValue() {        return mValue;    }    private Map<String,Uri> getSounds(int type) {        ringtoneManager ringtoneManager = new ringtoneManager(mContext);        ringtoneManager.setType(type);        Cursor cursor = ringtoneManager.getCursor();        Map<String,Uri> List = new TreeMap<String,Uri>();        while (cursor.movetoNext()) {            String notificationTitle = cursor.getString(ringtoneManager.Title_ColUMN_INDEX);            Uri notificationUri =  ringtoneManager.getringtoneUri(cursor.getposition());            List.put(notificationTitle,notificationUri);        }        return List;    }    private Uri uriFromraw(String name) {        int resID = mContext.getResources().getIDentifIEr(name,"raw",mContext.getPackagename());        return Uri.parse("androID.resource://" + mContext.getPackagename() + "/" + resID);    }    private String getExtraringtoneTitle(CharSequence name) {        if (mExtraringtones != null && mExtraringtoneTitles != null) {            int index = Arrays.asList(mExtraringtones).indexOf(name);            return mExtraringtoneTitles[index].toString();         }         return null;    }    @OverrIDe    public CharSequence getSummary() {        String ringtoneTitle = null;        if (mValue != null) {            if (mValue.length() == 0)                ringtoneTitle = mContext.getString(R.string.silent);            if (ringtoneTitle == null && mExtraringtones != null && mExtraringtoneTitles != null) {                for (int i = 0; i < mExtraringtones.length; i++) {                    Uri urIExtra = uriFromraw(mExtraringtones[i].toString());                    if (urIExtra.equals(Uri.parse(mValue))) {                        ringtoneTitle = mExtraringtoneTitles[i].toString();                        break;                    }                }            }            if (ringtoneTitle == null) {                ringtone ringtone = ringtoneManager.getringtone(mContext,Uri.parse(mValue));                String Title = ringtone.getTitle(mContext);                if (Title != null && Title.length() > 0)                ringtoneTitle = Title;            }        }        CharSequence summary = super.getSummary();        if (ringtoneTitle != null) {             if (summary != null)                return String.format(summary.toString(),ringtoneTitle);            else                return ringtoneTitle;        } else return summary;}    @OverrIDe    protected voID onPrepareDialogBuilder(Builder builder) {        final Map<String,Uri> sounds = new linkedHashMap<String,Uri>();        if (mExtraringtones != null) {            for (CharSequence extraringtone : mExtraringtones) {                Uri uri = uriFromraw(extraringtone.toString());                String Title = getExtraringtoneTitle(extraringtone);                sounds.put(Title,uri);            }        }        if (mShowDefault) {            Uri urIDefault = ringtoneManager.getDefaultUri(mringtoneType);            if (urIDefault != null) {                ringtone ringtoneDefault = ringtoneManager.getringtone(mContext,urIDefault);                if (ringtoneDefault != null) {                    sounds.put(ringtoneDefault.getTitle(mContext),urIDefault);                }            }           }        if (mShowSilent)             sounds.put(mContext.getString(R.string.silent),Uri.parse(""));        sounds.putAll(getSounds(ringtoneManager.TYPE_NOTIFICATION));        final String[] TitleArray = sounds.keySet().toArray(new String[0]);        final Uri[] uriArray = sounds.values().toArray(new Uri[0]);        int index = mValue != null ? Arrays.asList(uriArray).indexOf(Uri.parse(mValue)) : -1;        builder.setSingleChoiceItems(TitleArray,index,new DialogInterface.OnClickListener() {            public voID onClick(DialogInterface dialog,int which) {                if (ringtone != null)                    ringtone.stop();                String Title = TitleArray[which];                Uri uri = uriArray[which];                if (uri != null) {                    if (uri.toString().length() > 0) {                        ringtone = ringtoneManager.getringtone(mContext,uri);                        ringtone.play();                    }                    mValue = uri.toString();                } else mValue = null;            }        });        builder.setPositivebutton(R.string.ok,this);        builder.setNegativebutton(R.string.cancel,this);    }    @OverrIDe    protected voID onDialogClosed(boolean positiveResult) {        super.onDialogClosed(positiveResult);        if (ringtone != null)            ringtone.stop();        if (positiveResult && callchangelistener(mValue)) {            persistString(mValue);            notifyChanged();        }    }    @OverrIDe    protected Object onGetDefaultValue(TypedArray a,int index) {        return a.getString(index);    }    @OverrIDe    protected voID onSetinitialValue(boolean restoreValue,Object defaultValue) {        if (restoreValue)            mValue = getPersistedString("");        else {            if (mExtraringtones != null && defaultValue != null && defaultValue.toString().length() > 0) {                int index = Arrays.asList(mExtraringtones).indexOf((CharSequence) defaultValue);                if (index >= 0)                     mValue = uriFromraw(defaultValue.toString()).toString();                else mValue = (String) defaultValue;         } else mValue = (String) defaultValue;             persistString(mValue);        }    }}

RES /值/ attrs.xml

<?xml version="1.0" enCoding="UTF-8"?><resources>    <declare-styleable name="ExtraringtonePreference">        <attr name="ringtoneType">            <!-- ringtones. -->            <flag name="ringtone" value="1" />            <!-- Notification sounds. -->            <flag name="notification" value="2" />            <!-- Alarm sounds. -->            <flag name="alarm" value="4" />            <!-- All available ringtone sounds. -->            <flag name="all" value="7" />        </attr>        <attr name="showSilent" format="boolean"/>        <attr name="showDefault" format="boolean"/>        <attr name="extraringtones" format="reference"/>        <attr name="extraringtoneTitles" format="reference"/>    </declare-styleable></resources>

RES /值/ strings.xml中

<?xml version="1.0" enCoding="utf-8"?><resources>    <string name="silent">Silent</string>    <string name="ok">OK</string>    <string name="cancel">Cancel</string>    <string name="ringtoneTitle">ringtone</string>    <string name="ringtoneSummary">ringtone: %s</string>    <string-array name="extraringtones">        <item>deichkind_sone_musik</item>        <item>madonna_like_a_virgin</item>    </string-array>    <string-array name="extraringtoneTitles">        <item>Sone Musik</item>        <item>like A Virgin</item>    </string-array></resources>

RES /生

res ↳ raw    ↳ deichkind_sone_musik.mp3    ↳ madonna_like_a_virgin.mp3

RES / XML /的preferences.xml

<?xml version="1.0" enCoding="utf-8"?><PreferenceScreen     xmlns:androID="http://schemas.androID.com/apk/res/androID"    xmlns:auto="http://schemas.androID.com/apk/res-auto">    <de.almisoft.test.ExtraringtonePreference        androID:key="ringtone"        androID:title="@string/ringtoneTitle"        androID:summary="@string/ringtoneSummary"        androID:defaultValue="deichkind_sone_musik"        auto:ringtoneType="notification"        auto:showSilent="true"        auto:showDefault="true"        auto:extraringtones="@array/extraringtones"        auto:extraringtoneTitles="@array/extraringtoneTitles"/>    <!-- set androID:defaultValue          to "deichkind_sone_musik" for your custom mp3         to "" for silent         to "content://settings/system/notification_sound" for system default ringtone --></PreferenceScreen>

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