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GNU General Public License
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package com.kure.musicplayer.activities; /* w ww. j av a 2s. com*/ import android.app.ActionBar; import android.app.AlertDialog; import android.content.DialogInterface; import android.content.Intent; import android.content.SharedPreferences; import android.content.SharedPreferences.OnSharedPreferenceChangeListener; import android.os.Bundle; import android.preference.Preference; import android.preference.Preference.OnPreferenceClickListener; import android.preference.PreferenceActivity; import android.preference.PreferenceCategory; import android.preference.PreferenceManager; import android.widget.Toast; import com.kure.musicplayer.R; import com.kure.musicplayer.kMP; /** * A menu that allows the user to change the application's * settings/preferences/configuration. * * This ListView is populated automatically from the * file `res/xml/preferences.xml`. * * Thanks: * - For teaching me how to build the Settings Activity: * http://android-elements.blogspot.com.br/2011/06/creating-android-preferences-screen.html * * If the user changes the application's theme, the changes are * applied through all the application. * * This Activity listens for any change on the Theme, and if it * happens, we `recreate()` this Activity. * * Every other class handles it's theme according to the methods * inside `ActivityMaster`. */ public class ActivityMenuSettings extends PreferenceActivity implements OnSharedPreferenceChangeListener { /** * Called when the activity is firstly created. */ @Override protected void onCreate(Bundle savedInstanceState) { // Setting the theme from kMP.Settings // right before creating the actual activity. // // TODO This is a hack - I've copied the code // within `ActivityMaster`. I need to find // a way to unify them. Currently I can't // since I cant' subclass `ActivityMaster` here // because it already needs to subclass // PreferenceActivity. String theme = kMP.settings.get("themes", "default"); if (theme.equals("default")) setTheme(R.style.Theme_Default); else if (theme.equals("light")) setTheme(R.style.Theme_Light); else if (theme.equals("dark")) setTheme(R.style.Theme_Dark); else if (theme.equals("solarized_dark")) setTheme(R.style.Theme_Solarized_Dark); else if (theme.equals("wallpaper")) setTheme(R.style.Theme_Wallpaper); else if (theme.equals("dialog_light")) setTheme(R.style.Theme_DialogLight); else if (theme.equals("dialog_dark")) setTheme(R.style.Theme_DialogDark); else if (theme.equals("light_simple")) setTheme(R.style.Theme_LightSimple); else if (theme.equals("dark_simple")) setTheme(R.style.Theme_DarkSimple); // This enables the "Up" button on the top Action Bar // Note that it returns to the parent Activity, specified // on `AndroidManifest` ActionBar actionBar = getActionBar(); if (actionBar != null) actionBar.setDisplayHomeAsUpEnabled(true); super.onCreate(savedInstanceState); // Populating the View with all the items from // file `res/xml/preferences.xml`. addPreferencesFromResource(R.xml.preferences); // We're asking to be notified when the user changes // any setting. PreferenceManager .getDefaultSharedPreferences(this) .registerOnSharedPreferenceChangeListener(this); // For every possible option inside this screen, // let's set what will happen when the user clicks on it. for(int x = 0; x < getPreferenceScreen().getPreferenceCount(); x++) { PreferenceCategory category = (PreferenceCategory) getPreferenceScreen().getPreference(x); for (int y = 0; y < category.getPreferenceCount(); y++) { Preference preference = category.getPreference(y); preference.setOnPreferenceClickListener(onClickPreference); // Initializing the default values if (preference.getKey().equals("version")) { preference.setSummary(kMP.versionName); } } } } /** * This is what will happen when the user clicks * any setting on this screen. */ public OnPreferenceClickListener onClickPreference = new OnPreferenceClickListener() { public boolean onPreferenceClick(Preference pref) { // When the user clicks the "Info" preference, // we should show it some information about the // music library. if (pref.getKey().equals("info")) { // We can only handle the user choice from now on // if we've successfully scanned the songs from the // device. if (! kMP.songs.isInitialized()) { Toast.makeText(ActivityMenuSettings.this, getString(R.string.menu_music_proceed_error), Toast.LENGTH_LONG).show(); return false; } // Yay, showing the dialog! AlertDialog.Builder dialog = new AlertDialog.Builder(ActivityMenuSettings.this); String dialogTitle = getString(R.string.menu_settings_info_dialog_title); String dialogText = getString( R.string.menu_settings_info_dialog_text, kMP.songs.songs.size(), kMP.songs.getAlbums().size(), kMP.songs.getArtists().size(), kMP.songs.getPlaylistNames().size()); dialog.setTitle(dialogTitle) .setMessage(dialogText) .setPositiveButton(getString(R.string.ok), new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.cancel(); } }); dialog.show(); } // yay! if /* */(/* * */pref/* */./* * * * * * * */getKey/* */(/* */)/* */.equals/* */(/* */"version"/* */)/* */) /* */{/* *//* *//* *//* *//* *//* *//* */brianGriffin/* * */++/* */; /* */if /* */(brianGriffin >= 5) { brianGriffin = 0;startActivity(new Intent(ActivityMenuSettings.this, XXX.class)); }} if (pref.getKey().equals("misc")) { // Yay, showing the other dialog! AlertDialog.Builder dialog = new AlertDialog.Builder(ActivityMenuSettings.this); String dialogTitle = getString(R.string.menu_settings_misc_dialog_title); String dialogText = getString(R.string.menu_settings_misc_dialog_text); dialog.setTitle(dialogTitle) .setMessage(dialogText) .setPositiveButton(getString(R.string.ok), new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.cancel(); } }); dialog.show(); } return false; } }; /** * Called when the user modifies any preference. */ @Override public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) { // If the user changed the theme, we'll restart // this activity. This way the changes are applied // immediately. // // This key's at `res/xml/preferences.xml` if (key.equals("themes")) { recreate(); return; } // If user changed the notification setting if (key.equals("show_notification")) { // User just cancelled notification, // let's kill it if (! sharedPreferences.getBoolean("show_notification", false)) { if (kMP.musicService != null) kMP.musicService.cancelNotification(); } // User just activated notification, // let's create it else { if (kMP.musicService != null) kMP.musicService.notifyCurrentSong(); } return; } // If user changed lock screen widget setting if (key.equals("show_lock_widget")) { // User just cancelled widget, let's kill it if (! sharedPreferences.getBoolean("show_lock_widget", false)) { if (kMP.musicService != null) kMP.musicService.destroyLockScreenWidget(); } // User just activated notification. else { /* if (kMP.musicService != null) { // MusicService's current state needs to be // used to correctly set the lock screen widget // (I know it's ugly, damn) int state = kMP.musicService.isPlaying() ? RemoteControlClient.PLAYSTATE_PLAYING : RemoteControlClient.PLAYSTATE_PAUSED; kMP.musicService.updateLockScreenWidget(kMP.musicService.currentSong, state); }*/ } } } private int brianGriffin = 0; }