Added new examples

gradle/anko-asynchronous-tasks/.gitignore

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+
+# Created by https://www.gitignore.io/api/android,androidstudio,macos
+
+### Android ###
+# Built application files
+*.apk
+*.ap_
+
+# Files for the ART/Dalvik VM
+*.dex
+
+# Java class files
+*.class
+
+# Generated files
+bin/
+gen/
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+
+# Gradle files
+.gradle/
+build/
+
+# Local configuration file (sdk path, etc)
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+# Intellij
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+.idea/workspace.xml
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+freeline_project_description.json
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+### Android Patch ###
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+### AndroidStudio ###
+# Covers files to be ignored for android development using Android Studio.
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+# Built application files
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+# Files for the ART/Dalvik VM
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+# End of https://www.gitignore.io/api/android,androidstudio,macos

gradle/anko-asynchronous-tasks/app/.gitignore

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+/build

gradle/anko-asynchronous-tasks/app/build.gradle

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+apply plugin: 'com.android.application'
+apply plugin: 'kotlin-android'
+
+android {
+    compileSdkVersion 27
+    buildToolsVersion "27.0.2"
+
+    defaultConfig {
+        applicationId "org.example.kotlin"
+        minSdkVersion 16
+        targetSdkVersion 27
+        versionCode 1
+        versionName "1.0"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+    sourceSets {
+        main.java.srcDirs += 'src/main/kotlin'
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    compile 'com.android.support:appcompat-v7:27.0.2'
+    compile 'com.google.code.gson:gson:2.8.1'
+    compile 'com.squareup.okhttp3:okhttp:3.9.1'
+    // Kotlin
+    compile "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
+    // Anko
+    compile "org.jetbrains.anko:anko:$anko_version"
+    compile "org.jetbrains.anko:anko-support-v4:$anko_version"
+    compile "org.jetbrains.anko:anko-appcompat-v7:$anko_version"
+}
+
+repositories {
+    mavenCentral()
+}

gradle/anko-asynchronous-tasks/app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /Users/axier/Library/Android/sdk/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}

gradle/anko-asynchronous-tasks/app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="org.example.kotlin" >
+
+    <uses-permission android:name="android.permission.INTERNET"/>
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:theme="@style/AppTheme" >
+        <activity
+            android:name=".MainActivity"
+            android:label="@string/app_name" >
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

gradle/anko-asynchronous-tasks/app/src/main/java/org/example/kotlin/MainActivity.kt

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+package org.example.kotlin
+
+import android.os.Bundle
+import android.support.v7.app.AppCompatActivity
+import android.view.Menu
+import android.view.MenuItem
+import com.google.gson.GsonBuilder
+import org.example.kotlin.deserializers.WeatherDeserializer
+import org.example.kotlin.models.WeatherObject
+import org.example.kotlin.networking.NetworkClient
+import org.jetbrains.anko.*
+import org.jetbrains.anko.sdk25.coroutines.onClick
+import java.io.BufferedInputStream
+import java.io.BufferedReader
+import java.io.InputStreamReader
+
+
+class MainActivity : AppCompatActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        verticalLayout {
+            padding = dip(5)
+            val mTextView = textView {
+                textSize = 16f
+                width = matchParent
+                height = dip(300)
+            }
+            button("Retrieve Weather") {
+                textSize = 14f
+                width = matchParent
+                height = wrapContent
+                onClick {
+                    // Declare a background asynchronous task, no need for an AsyncTask anymore
+                    doAsync {
+                        // Heavy duty work made on the background
+                        val networkClient = NetworkClient()
+                        val stream = BufferedInputStream(
+                                networkClient.get("https://raw.githubusercontent.com/JetBrains/kotlin-examples/master/common-data/bilbao.json"))
+                        val bufferedReader = BufferedReader(InputStreamReader(stream));
+                        val stringBuilder = StringBuilder()
+                        bufferedReader.forEachLine { stringBuilder.append(it) }
+                        val gsonBuilder = GsonBuilder().serializeNulls()
+                        gsonBuilder.registerTypeAdapter(WeatherObject::class.java, WeatherDeserializer());
+                        val gson = gsonBuilder.create()
+                        val weather = gson.fromJson(stringBuilder.toString(), WeatherObject::class.java)
+
+                        uiThread {
+                            // Just set the TextView text on the UI-Thread
+                            mTextView.text = weather.toString()
+                        }
+                    }
+                }
+            }
+        }
+
+    }
+
+    override fun onCreateOptionsMenu(menu: Menu): Boolean {
+        menuInflater.inflate(R.menu.menu_main, menu)
+        return true
+    }
+
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        val id = item.itemId
+        if (id == R.id.action_settings) {
+            return true
+        }
+        return super.onOptionsItemSelected(item)
+    }
+}