Modifications to the following files are needed for Android Studio 3.0 Release
- app/build.gradle Select all
apply plugin: 'com.android.application'
apply plugin: 'kotlin-android'
apply plugin: 'kotlin-android-extensions'
android {
compileSdkVersion 23
buildToolsVersion '26.0.2' // for Android Studio 3.0 Release
defaultConfig {
applicationId "com.example.peamoncalculator"
minSdkVersion 22
targetSdkVersion 23
versionCode 1
versionName "1.0"
archivesBaseName = "PeamonCalculator_" + versionName
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
}
dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])
compile 'com.android.support:appcompat-v7:23+' // should match compileSdkVersion
compile 'com.android.support.constraint:constraint-layout:1.0.2'
compile 'com.android.support:design:23+'
// Required for local unit tests
testCompile 'junit:junit:4.12'
// Required for instrumented tests
androidTestCompile 'com.android.support.test.espresso:espresso-core:2.2.2'
androidTestCompile 'com.android.support.test:runner:0.5'
androidTestCompile 'com.android.support:support-annotations:23+'
compile "org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version"
}
/*
Does not need these for Android Studio 3.0 Release
// add these tasks in run config to make kotlin test working in Android Studio Preview Beta
// for junit
task copyTestClasses(type: Copy) {
from "build/tmp/kotlin-classes/debugUnitTest"
into "build/intermediates/classes/debug"
}
// for instrumented test
task copySdkClasses(type: Copy) {
from "build/tmp/kotlin-classes/debug"
into "build/intermediates/classes/debug"
}
afterEvaluate {
compileDebugUnitTestSources.dependsOn copyTestClasses
compileReleaseUnitTestSources.dependsOn copyTestClasses
compileDebugAndroidTestSources.dependsOn copySdkClasses
}
*/
- gradle-wrapper.properties Select all
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip // for Android Studio 3.0 Release
- Project/build.gradle Select all
// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
ext.kotlin_version = '1.1.51' // for Android Studio 3.0 Release
repositories {
google() // for Android Studio 3.0 Release
jcenter()
}
dependencies {
classpath 'com.android.tools.build:gradle:3.0.0' // for Android Studio 3.0 Release
classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
// NOTE: Do not place your application dependencies here; they belong
// in the individual module build.gradle files
}
}
allprojects {
repositories {
google() // for Android Studio 3.0 Release
jcenter()
}
}
task clean(type: Delete) {
delete rootProject.buildDir
}
- app/src/main/java/com/example/peamoncalculator/MainActivity.kt Select all
// Converted to Kotlin for Android Studio 3.0
package com.example.peamoncalculator
import android.app.Activity
import android.os.Bundle
import android.support.design.widget.FloatingActionButton
import android.support.design.widget.Snackbar
import android.support.v7.app.AppCompatActivity
import android.support.v7.widget.Toolbar
import android.view.View
import android.view.Menu
import android.view.MenuItem
import android.view.View.OnClickListener
import android.widget.Button
import android.widget.EditText
import android.widget.TextView
class MainActivity : Activity(), OnClickListener {
private var Scr: EditText? = null // textbox screen
private val debugScr: EditText? = null // debug screen
private var NumberBf: Float = 0.toFloat() //save screen before pressing button operation;
private var Operation = ""
private var LastOperation = ""
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
Scr = findViewById(R.id.editText) as EditText
println("OK Calculator") // set debug screen text
val idList = intArrayOf(R.id.button1, R.id.button2, R.id.button3, R.id.button4, R.id.button5, R.id.button6, R.id.button7, R.id.button8, R.id.button9, R.id.button0, R.id.buttonAdd, R.id.buttonSub, R.id.buttonMul, R.id.buttonDiv, R.id.buttonDot, R.id.buttonEq)
for (id in idList) {
val v = findViewById(id)
v.setOnClickListener(this)
println("It comes here " + (v as Button).text.toString())
}
}
// Have to implement with the OnClickListner
// onClick is called when a view has been clicked.
override fun onClick(v: View) { // Parameter v stands for the view that was clicked.
println("Pressed Button " + (v as Button).text.toString())
val eqButton = findViewById(R.id.buttonEq) as Button
eqButton.text = "="
when (v.id) {
R.id.buttonAdd -> {
sMath("+")
LastOperation = "+"
}
R.id.buttonSub -> {
sMath("-")
LastOperation = "-"
}
R.id.buttonMul -> {
sMath("*")
LastOperation = "*"
}
R.id.buttonDiv -> {
sMath("/")
LastOperation = "/"
}
R.id.buttonEq -> {
if (LastOperation == "=") {
Scr!!.setText("0")
NumberBf = 0f
Operation = ""
LastOperation = "="
//break
}
LastOperation = "="
eqButton.text = "C"
sResult()
}
else -> {
val numb = (v as Button).text.toString()
getKeyboard(numb)
}
}
}
fun sMath(str: String) {
NumberBf = java.lang.Float.parseFloat(Scr!!.text.toString()) // save the screen
Operation = str // save operation
Scr!!.setText("0") // clear screen
}
fun getKeyboard(str: String) {
var ScrCurrent = Scr!!.text.toString()
if (ScrCurrent == "0")
ScrCurrent = ""
if (ScrCurrent.contains(".") and (str == "."))
return
ScrCurrent += str
Scr!!.setText(ScrCurrent)
}
fun sResult() {
val NumberAf = java.lang.Float.parseFloat(Scr!!.text.toString())
var result = 0f
if (Operation == "+") {
result = NumberBf + NumberAf
}
if (Operation == "-") {
result = NumberBf - NumberAf
}
if (Operation == "*") {
result = NumberBf * NumberAf
}
if (Operation == "/") {
result = NumberBf / NumberAf
}
Scr!!.setText(result.toString())
}
override fun onCreateOptionsMenu(menu: Menu): Boolean {
// Inflate the menu; this adds items to the action bar if it is present.
menuInflater.inflate(R.menu.menu, menu)
return true
}
override fun onOptionsItemSelected(item: MenuItem): Boolean {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
val id = item.itemId
if (id == R.id.action_settings) {
println("Settings")
return true
}
return super.onOptionsItemSelected(item)
}
}
- app/src/main/res/layout/activity_main.xml Select all
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
tools:context="com.example.peamoncalculator.MainActivity" >
<EditText
android:text="0"
android:id="@+id/editText"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:maxLength="12"
android:textSize="50sp"
android:layout_weight="0.6"
android:gravity="right"
android:hint="0">
</EditText>
<TableLayout
android:id="@+id/tableLayout1"
android:layout_height="fill_parent"
android:layout_width="fill_parent"
android:layout_weight="0.2">
<TableRow
android:id="@+id/tableRow1"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25">
<Button
android:text="1"
android:id="@+id/button1"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
<Button
android:text="2"
android:id="@+id/button2"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
<Button
android:text="3"
android:id="@+id/button3"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
<Button
android:text="4"
android:id="@+id/button4"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
</TableRow>
<TableRow
android:id="@+id/tableRow2"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25">
<Button
android:text="5"
android:id="@+id/button5"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
<Button
android:text="6"
android:id="@+id/button6"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
<Button
android:text="7"
android:id="@+id/button7"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
<Button
android:text="8"
android:id="@+id/button8"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
</TableRow>
<TableRow
android:id="@+id/tableRow3"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25">
<Button
android:text="9"
android:id="@+id/button9"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
<Button
android:text="0"
android:id="@+id/button0"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
<Button
android:text="."
android:id="@+id/buttonDot"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
<Button
android:text="="
android:id="@+id/buttonEq"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
</TableRow>
<TableRow
android:id="@+id/tableRow4"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25">
<Button
android:text="+"
android:background="#8FCC8F"
android:id="@+id/buttonAdd"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
<Button
android:text="-"
android:background="#8FBC8F"
android:id="@+id/buttonSub"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
<Button
android:text="*"
android:background="#8FCC8F"
android:id="@+id/buttonMul"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
<Button
android:text="/"
android:background="#8FBC8F"
android:id="@+id/buttonDiv"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="0.25"
android:textSize="30sp"></Button>
</TableRow>
</TableLayout>
</LinearLayout>
C++ Example
The original HelloDroid project file for Android 1.3 is from https://mega.nz/#!iwoHjDiC!dJ45TLYAmCoUYnSOE9H1faYYOSyt5FxfBnmlXeqIRgU
Modifications to the following files are needed for Android Studio 3.0 Release
- app/build.gradle Select all
apply plugin: 'com.android.application'
android {
compileSdkVersion 23
buildToolsVersion '26.0.2' // for Android Studio 3.0 Release
defaultConfig {
applicationId 'com.beginndkgamecode.hellodroid'
minSdkVersion 9
targetSdkVersion 16
versionCode 1
versionName "1.0"
archivesBaseName = 'HELLODRIOD_' + versionName
ndk {
abiFilters 'armeabi-v7a', 'arm64-v8a', 'x86', 'x86_64' // arm64 added
}
externalNativeBuild {
ndkBuild {
arguments "NDK_APPLICATION_MK=src/main/jni/Application.mk",
"-j6"
}
}
}
buildTypes {
debug {
minifyEnabled false
zipAlignEnabled true
debuggable true
useProguard false
}
release {
minifyEnabled false
zipAlignEnabled true
useProguard true
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
externalNativeBuild {
ndkBuild {
path "src/main/jni/Android.mk"
}
}
}
dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])
compile 'com.android.support:appcompat-v7:23+' // should match compileSdkVersion
compile 'com.android.support.constraint:constraint-layout:1.0.2+'
}
repositories {
mavenCentral()
}
- app/src/main/jni/Application.mk Select all
APP_PLATFORM := android-23
APP_ABI := armeabi-v7a arm64-v8a x86 x86_64
- Project:HelloDroid/build.gradle Select all
// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
repositories {
google() // for Android Studio 3.0 Release
jcenter()
}
dependencies {
classpath 'com.android.tools.build:gradle:3.0.0' // for Android Studio 3.0 Release
}
}
allprojects {
repositories {
google() // for Android Studio 3.0 Release
jcenter()
}
}
- gradle-wrapper.properties Select all
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
#updated to gradle-4.1-all.zip for Android Studio 3.0 Release
distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip
- app/src/main/jni/Android.mk Select all
LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_MODULE := hellodroid
LOCAL_SRC_FILES := main.cpp
LOCAL_LDLIBS := -llog -landroid -lEGL -lGLESv2
LOCAL_STATIC_LIBRARIES := android_native_app_glue
include $(BUILD_SHARED_LIBRARY)
$(call import-module,android/native_app_glue)
ATTENTION: Quit Docker (if running) before launching Android Emulator in HAXM.
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