340 lines
12 KiB
Scala
340 lines
12 KiB
Scala
/*
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* Shadowsocks - A shadowsocks client for Android
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* Copyright (C) 2013 <max.c.lv@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*
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* ___====-_ _-====___
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* _--^^^#####// \\#####^^^--_
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* _-^##########// ( ) \\##########^-_
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* -############// |\^^/| \\############-
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* _/############// (@::@) \\############\_
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* /#############(( \\// ))#############\
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* -###############\\ (oo) //###############-
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* -#################\\ / VV \ //#################-
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* -###################\\/ \//###################-
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* _#/|##########/\######( /\ )######/\##########|\#_
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* |/ |#/\#/\#/\/ \#/\##\ | | /##/\#/ \/\#/\#/\#| \|
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* ` |/ V V ` V \#\| | | |/#/ V ' V V \| '
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* ` ` ` ` / | | | | \ ' ' ' '
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* ( | | | | )
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* __\ | | | | /__
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* (vvv(VVV)(VVV)vvv)
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*
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* HERE BE DRAGONS
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*
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*/
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package com.github.shadowsocks
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import android.app.ProgressDialog
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import android.content.Context
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import android.content.SharedPreferences
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import android.content.pm.PackageManager
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import android.graphics.{Bitmap, PixelFormat}
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import android.os.Bundle
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import android.os.Handler
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import android.os.Message
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import android.preference.PreferenceManager
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import android.view.View
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import android.view.View.OnClickListener
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import android.view.ViewGroup
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import android.view.ViewGroup.LayoutParams
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import android.view.WindowManager
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import android.widget.AbsListView
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import android.widget.AbsListView.OnScrollListener
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import android.widget.ArrayAdapter
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import android.widget.CheckBox
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import android.widget.CompoundButton
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import android.widget.CompoundButton.OnCheckedChangeListener
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import android.widget.ImageView
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import android.widget.ListAdapter
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import android.widget.ListView
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import android.widget.TextView
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import com.actionbarsherlock.app.SherlockActivity
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import com.nostra13.universalimageloader.core.download.BaseImageDownloader
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import java.io.{ByteArrayOutputStream, ByteArrayInputStream, InputStream}
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import com.nostra13.universalimageloader.core.{DisplayImageOptions, ImageLoader, ImageLoaderConfiguration}
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import com.nostra13.universalimageloader.core.display.FadeInBitmapDisplayer
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import com.google.analytics.tracking.android.EasyTracker
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import org.jraf.android.backport.switchwidget.Switch
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case class ProxiedApp(uid: Int, name: String, var proxied: Boolean)
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class ObjectArrayTools[T <: AnyRef](a: Array[T]) {
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def binarySearch(key: T) = {
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java.util.Arrays.binarySearch(a.asInstanceOf[Array[AnyRef]], key)
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}
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}
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case class ListEntry(box: CheckBox, text: TextView, icon: ImageView)
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object AppManager {
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implicit def anyrefarray_tools[T <: AnyRef](a: Array[T]) = new ObjectArrayTools(a)
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def getProxiedApps(context: Context, proxiedAppString: String): Array[ProxiedApp] = {
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val proxiedApps = proxiedAppString.split('|').sortWith(_ < _)
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import scala.collection.JavaConversions._
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val packageManager: PackageManager = context.getPackageManager
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val appList = packageManager.getInstalledApplications(0)
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appList.filter(_.uid >= 10000).map {
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case a => {
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val uid = a.uid
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val userName = uid.toString
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val proxied = proxiedApps.binarySearch(userName) >= 0
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new ProxiedApp(uid, userName, proxied)
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}
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}.toArray
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}
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}
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class AppManager extends SherlockActivity with OnCheckedChangeListener with OnClickListener {
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val MSG_LOAD_START = 1
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val MSG_LOAD_FINISH = 2
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val STUB = android.R.drawable.sym_def_app_icon
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implicit def anyrefarray_tools[T <: AnyRef](a: Array[T]) = new ObjectArrayTools(a)
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var apps: Array[ProxiedApp] = null
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var appListView: ListView = null
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var overlay: TextView = null
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var progressDialog: ProgressDialog = null
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var adapter: ListAdapter = null
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var appsLoaded: Boolean = false
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def loadApps(context: Context): Array[ProxiedApp] = {
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val prefs: SharedPreferences = PreferenceManager.getDefaultSharedPreferences(context)
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val proxiedAppString = prefs.getString(Key.proxied, "")
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val proxiedApps = proxiedAppString.split('|').sortWith(_ < _)
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import scala.collection.JavaConversions._
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val packageManager: PackageManager = context.getPackageManager
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val appList = packageManager.getInstalledApplications(0)
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appList.filter(a => a.uid >= 10000
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&& packageManager.getApplicationLabel(a) != null
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&& packageManager.getApplicationIcon(a) != null).map {
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a =>
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val uid = a.uid
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val userName = uid.toString
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val name = packageManager.getApplicationLabel(a).toString
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val proxied = (proxiedApps binarySearch userName) >= 0
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new ProxiedApp(uid, name, proxied)
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}.toArray
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}
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def loadApps() {
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apps = loadApps(this).sortWith((a, b) => {
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if (a == null || b == null || a.name == null || b.name == null) {
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true
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} else if (a.proxied == b.proxied) {
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a.name < b.name
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} else if (a.proxied) {
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true
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} else {
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false
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}
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})
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adapter = new ArrayAdapter[ProxiedApp](this, R.layout.layout_apps_item, R.id.itemtext, apps) {
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override def getView(position: Int, view: View, parent: ViewGroup): View = {
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var convertView = view
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var entry: ListEntry = null
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if (convertView == null) {
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convertView = getLayoutInflater.inflate(R.layout.layout_apps_item, parent, false)
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val icon = convertView.findViewById(R.id.itemicon).asInstanceOf[ImageView]
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val box = convertView.findViewById(R.id.itemcheck).asInstanceOf[CheckBox]
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val text = convertView.findViewById(R.id.itemtext).asInstanceOf[TextView]
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entry = new ListEntry(box, text, icon)
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entry.text.setOnClickListener(AppManager.this)
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entry.text.setOnClickListener(AppManager.this)
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convertView.setTag(entry)
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entry.box.setOnCheckedChangeListener(AppManager.this)
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} else {
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entry = convertView.getTag.asInstanceOf[ListEntry]
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}
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val app: ProxiedApp = apps(position)
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val options =
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new DisplayImageOptions.Builder()
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.showStubImage(STUB)
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.showImageForEmptyUri(STUB)
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.showImageOnFail(STUB)
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.resetViewBeforeLoading()
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.cacheInMemory()
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.cacheOnDisc()
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.displayer(new FadeInBitmapDisplayer(300))
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.build()
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ImageLoader.getInstance().displayImage(Scheme.APP + app.uid, entry.icon, options)
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entry.text.setText(app.name)
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val box: CheckBox = entry.box
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box.setTag(app)
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box.setChecked(app.proxied)
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entry.text.setTag(box)
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convertView
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}
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}
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appsLoaded = true
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}
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/** Called an application is check/unchecked */
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def onCheckedChanged(buttonView: CompoundButton, isChecked: Boolean) {
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val app: ProxiedApp = buttonView.getTag.asInstanceOf[ProxiedApp]
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if (app != null) {
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app.proxied = isChecked
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}
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saveAppSettings(this)
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}
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def onClick(v: View) {
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val cbox: CheckBox = v.getTag.asInstanceOf[CheckBox]
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val app: ProxiedApp = cbox.getTag.asInstanceOf[ProxiedApp]
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if (app != null) {
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app.proxied = !app.proxied
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cbox.setChecked(app.proxied)
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}
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saveAppSettings(this)
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}
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protected override def onCreate(savedInstanceState: Bundle) {
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super.onCreate(savedInstanceState)
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getSupportActionBar.setTitle(R.string.proxied_help)
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this.setContentView(R.layout.layout_apps)
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this.overlay = View.inflate(this, R.layout.overlay, null).asInstanceOf[TextView]
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getWindowManager.addView(overlay, new
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WindowManager.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT,
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WindowManager.LayoutParams.TYPE_APPLICATION,
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WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE |
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WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE, PixelFormat.TRANSLUCENT))
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val config =
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new ImageLoaderConfiguration.Builder(this)
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.imageDownloader(new AppIconDownloader(this))
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.build()
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ImageLoader.getInstance().init(config)
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val bypassSwitch: Switch = findViewById(R.id.bypassSwitch).asInstanceOf[Switch]
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val prefs: SharedPreferences = PreferenceManager.getDefaultSharedPreferences(getBaseContext)
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bypassSwitch.setOnCheckedChangeListener(new OnCheckedChangeListener {
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def onCheckedChanged(button: CompoundButton, checked: Boolean) {
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prefs.edit().putBoolean(Key.isBypassApps, checked).commit()
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}
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})
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bypassSwitch.setChecked(prefs.getBoolean(Key.isBypassApps, false))
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}
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protected override def onResume() {
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super.onResume()
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new Thread {
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override def run() {
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handler.sendEmptyMessage(MSG_LOAD_START)
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appListView = findViewById(R.id.applistview).asInstanceOf[ListView]
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if (!appsLoaded) loadApps()
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handler.sendEmptyMessage(MSG_LOAD_FINISH)
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}
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}.start()
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}
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protected override def onStart() {
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super.onStart()
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EasyTracker.getInstance(this).activityStart(this)
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}
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protected override def onStop() {
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super.onStop()
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EasyTracker.getInstance(this).activityStop(this)
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}
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def saveAppSettings(context: Context) {
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if (apps == null) return
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val prefs: SharedPreferences = PreferenceManager.getDefaultSharedPreferences(this)
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val proxiedApps = new StringBuilder
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apps.foreach(app =>
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if (app.proxied) {
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proxiedApps ++= app.uid.toString
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proxiedApps += '|'
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})
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val edit: SharedPreferences.Editor = prefs.edit
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edit.putString(Key.proxied, proxiedApps.toString())
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edit.commit
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}
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val handler: Handler = new Handler {
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override def handleMessage(msg: Message) {
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msg.what match {
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case MSG_LOAD_START =>
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progressDialog = ProgressDialog
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.show(AppManager.this, "", getString(R.string.loading), true, true)
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case MSG_LOAD_FINISH =>
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appListView.setAdapter(adapter)
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appListView.setOnScrollListener(new AbsListView.OnScrollListener {
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def onScroll(view: AbsListView, firstVisibleItem: Int, visibleItemCount: Int,
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totalItemCount: Int) {
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if (visible) {
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val name: String = apps(firstVisibleItem).name
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if (name != null && name.length > 1) {
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overlay.setText(apps(firstVisibleItem).name.substring(0, 1))
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} else {
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overlay.setText("*")
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}
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overlay.setVisibility(View.VISIBLE)
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}
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}
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def onScrollStateChanged(view: AbsListView, scrollState: Int) {
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visible = true
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if (scrollState == OnScrollListener.SCROLL_STATE_IDLE) {
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overlay.setVisibility(View.INVISIBLE)
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}
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}
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var visible = false
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})
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if (progressDialog != null) {
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progressDialog.dismiss()
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progressDialog = null
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}
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}
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super.handleMessage(msg)
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}
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}
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class AppIconDownloader(context: Context, connectTimeout: Int, readTimeout: Int)
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extends BaseImageDownloader(context, connectTimeout, readTimeout) {
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def this(context: Context) {
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this(context, 0, 0)
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}
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override def getStreamFromOtherSource(imageUri: String, extra: AnyRef): InputStream = {
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val uid = imageUri.substring(Scheme.APP.length).toInt
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val drawable = Utils.getAppIcon(getBaseContext, uid)
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val bitmap = Utils.drawableToBitmap(drawable)
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val os = new ByteArrayOutputStream()
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bitmap.compress(Bitmap.CompressFormat.PNG, 100, os)
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new ByteArrayInputStream(os.toByteArray)
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}
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}
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}
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