1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.musicfx; 18 19 import com.android.internal.app.AlertActivity; 20 import com.android.internal.app.AlertController; 21 import com.android.internal.app.AlertController.AlertParams.OnPrepareListViewListener; 22 import com.android.musicfx.Compatibility.Service; 23 24 import android.content.DialogInterface; 25 import android.content.DialogInterface.OnClickListener; 26 import android.content.Intent; 27 import android.content.SharedPreferences; 28 import android.content.pm.PackageManager; 29 import android.content.pm.ResolveInfo; 30 import android.database.Cursor; 31 import android.database.MatrixCursor; 32 import android.media.audiofx.AudioEffect; 33 import android.os.Bundle; 34 import android.util.Log; 35 import android.view.View; 36 import android.widget.AdapterView; 37 import android.widget.AdapterView.OnItemSelectedListener; 38 import android.widget.ListView; 39 40 import java.util.List; 41 42 /** 43 * shows a dialog that lets the user switch between control panels 44 */ 45 public class ControlPanelPicker extends AlertActivity implements OnClickListener, OnPrepareListViewListener { 46 47 48 49 @Override onCreate(final Bundle savedInstanceState)50 public void onCreate(final Bundle savedInstanceState) { 51 super.onCreate(savedInstanceState); 52 53 String [] cols = new String [] { "_id", "title", "package", "name" }; 54 MatrixCursor c = new MatrixCursor(cols); 55 56 PackageManager pmgr = getPackageManager(); 57 Intent i = new Intent(AudioEffect.ACTION_DISPLAY_AUDIO_EFFECT_CONTROL_PANEL); 58 List<ResolveInfo> ris = pmgr.queryIntentActivities(i, PackageManager.GET_DISABLED_COMPONENTS); 59 SharedPreferences pref = getSharedPreferences("musicfx", MODE_PRIVATE); 60 String savedDefPackage = pref.getString("defaultpanelpackage", null); 61 String savedDefName = pref.getString("defaultpanelname", null); 62 int cnt = -1; 63 int defpanelidx = 0; 64 for (ResolveInfo foo: ris) { 65 if (foo.activityInfo.name.equals(Compatibility.Redirector.class.getName())) { 66 continue; 67 } 68 CharSequence name = pmgr.getApplicationLabel(foo.activityInfo.applicationInfo); 69 c.addRow(new Object [] { 0, name, foo.activityInfo.packageName, foo.activityInfo.name }); 70 cnt += 1; 71 if (foo.activityInfo.name.equals(savedDefName) && 72 foo.activityInfo.packageName.equals(savedDefPackage) && 73 foo.activityInfo.enabled) { 74 // mark as default in the list 75 defpanelidx = cnt; 76 } 77 } 78 79 final AlertController.AlertParams p = mAlertParams; 80 p.mCursor = c; 81 p.mOnClickListener = mItemClickListener; 82 p.mLabelColumn = "title"; 83 p.mIsSingleChoice = true; 84 p.mPositiveButtonText = getString(com.android.internal.R.string.ok); 85 p.mPositiveButtonListener = this; 86 p.mNegativeButtonText = getString(com.android.internal.R.string.cancel); 87 p.mOnPrepareListViewListener = this; 88 p.mTitle = getString(R.string.picker_title); 89 p.mCheckedItem = defpanelidx; 90 91 setupAlert(); 92 } 93 94 private DialogInterface.OnClickListener mItemClickListener = 95 new DialogInterface.OnClickListener() { 96 97 public void onClick(DialogInterface dialog, int which) { 98 // Save the position of most recently clicked item 99 mAlertParams.mCheckedItem = which; 100 } 101 102 }; 103 104 @Override onClick(DialogInterface dialog, int which)105 public void onClick(DialogInterface dialog, int which) { 106 if (which == DialogInterface.BUTTON_POSITIVE) { 107 // set new default 108 Intent updateIntent = new Intent(this, Service.class); 109 Cursor c = mAlertParams.mCursor; 110 c.moveToPosition(mAlertParams.mCheckedItem); 111 updateIntent.putExtra("defPackage", c.getString(2)); 112 updateIntent.putExtra("defName", c.getString(3)); 113 startService(updateIntent); 114 } 115 } 116 117 @Override onPrepareListView(ListView listView)118 public void onPrepareListView(ListView listView) { 119 //mAlertParams.mCheckedItem = mDefPanelPos; 120 } 121 } 122