Initial commit

.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties

androidktx/.gitignore

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+/build

androidktx/build.gradle.kts

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+plugins {
+    alias(libs.plugins.android.library)
+    alias(libs.plugins.jetbrains.kotlin.android)
+    id("maven-publish")
+}
+
+android {
+    namespace = "com.kevintorch.androidktx"
+    compileSdk = 34
+
+    defaultConfig {
+        minSdk = 21
+
+        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+        consumerProguardFiles("consumer-rules.pro")
+    }
+
+    buildTypes {
+        release {
+            isMinifyEnabled = false
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro"
+            )
+        }
+    }
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
+    kotlinOptions {
+        jvmTarget = "1.8"
+    }
+}
+
+dependencies {
+
+    implementation(libs.androidx.core.ktx)
+//    implementation(libs.androidx.appcompat)
+    implementation(libs.material)
+}
+
+afterEvaluate {
+    publishing {
+        publications {
+            register<MavenPublication>("release") {
+                groupId = "com.github.kevintorch"
+                artifactId = "Kandroid-ktx"
+                version = "1.0.0"
+
+                from(components["release"])
+            }
+        }
+    }
+}
+
+
+
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androidktx/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# 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 *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

androidktx/src/androidTest/java/com/kevintorch/androidktx/ExampleInstrumentedTest.kt

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+package com.kevintorch.androidktx
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+    @Test
+    fun useAppContext() {
+        // Context of the app under test.
+        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+        assertEquals("com.kevintorch.androidktx.test", appContext.packageName)
+    }
+}

androidktx/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">
+
+</manifest>

androidktx/src/main/java/com/kevintorch/androidktx/AdapterExt.kt

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+package com.kevintorch.androidktx
+
+import android.content.Context
+import android.view.View
+import android.view.ViewGroup
+import android.widget.ArrayAdapter
+import androidx.annotation.IdRes
+import androidx.annotation.LayoutRes
+
+fun <T> Context.arrayAdapter(
+    @LayoutRes resource: Int = -1,
+    @IdRes textViewResourceId: Int = 0,
+    objects: MutableList<T> = mutableListOf(),
+    idSelector: (T?, position: Int) -> Long = { _, position -> position.toLong() },
+    viewCreator: (ArrayAdapter<T>.(position: Int, convertView: View?, parent: ViewGroup) -> View)? = null,
+): ArrayAdapter<T> {
+    return object : ArrayAdapter<T>(this, resource, textViewResourceId, objects) {
+        override fun getView(position: Int, convertView: View?, parent: ViewGroup): View {
+            return if (viewCreator != null) {
+                viewCreator(position, convertView, parent)
+            } else {
+                super.getView(position, convertView, parent)
+            }
+        }
+
+        override fun getItemId(position: Int): Long {
+            return idSelector(getItem(position), position)
+        }
+    }
+}

androidktx/src/main/java/com/kevintorch/androidktx/BooleanExt.kt

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+package com.kevintorch.androidktx
+
+fun Boolean?.isTrue(): Boolean = this == true
+fun Boolean?.isFalse(): Boolean = this == false

androidktx/src/main/java/com/kevintorch/androidktx/CollectionsExt.kt

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+package com.kevintorch.androidktx
+
+fun <E> MutableList<E>.appendAll(collection: Collection<E>): MutableList<E> {
+    addAll(collection)
+    return this
+}

androidktx/src/main/java/com/kevintorch/androidktx/ColorsExt.kt

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+package com.kevintorch.androidktx
+
+import android.content.Context
+import android.content.res.ColorStateList
+import android.graphics.drawable.ColorDrawable
+import androidx.annotation.AttrRes
+import androidx.annotation.ColorInt
+import androidx.annotation.ColorRes
+import androidx.core.content.ContextCompat
+import androidx.core.content.res.ResourcesCompat
+
+@ColorInt
+fun Context.getColorInt(@ColorRes color: Int): Int = ContextCompat.getColor(this, color)
+
+fun Int.toColorDrawable(): ColorDrawable = ColorDrawable(this)
+
+fun Context.colorDrawableFrom(@ColorRes color: Int): ColorDrawable =
+    getColorInt(color).toColorDrawable()
+
+fun Context.getColorStateList(color: Int): ColorStateList? =
+    ResourcesCompat.getColorStateList(resources, color, theme)
+
+@ColorInt
+fun Context.getColorAttr(@AttrRes colorAttr: Int): Int {
+    val a = obtainStyledAttributes(null, intArrayOf(colorAttr))
+    try {
+        return a.getColor(0, 0)
+    } finally {
+        a.recycle()
+    }
+}

androidktx/src/main/java/com/kevintorch/androidktx/ContextExt.kt

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+package com.kevintorch.androidktx
+
+import android.app.Application
+import android.content.Context
+import android.graphics.drawable.Drawable
+import android.view.LayoutInflater
+import androidx.annotation.DrawableRes
+import androidx.appcompat.content.res.AppCompatResources
+
+val Context.layoutInflator get() = LayoutInflater.from(this)
+
+inline fun <reified App : Application> Context.getApplication(): App? = applicationContext as? App
+
+fun Context.getCompatDrawable(@DrawableRes drawable: Int): Drawable? =
+    AppCompatResources.getDrawable(applicationContext, drawable)

androidktx/src/main/java/com/kevintorch/androidktx/GlobalExt.kt

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+package com.kevintorch.androidktx
+
+fun lerp(
+    outputMin: Float,
+    outputMax: Float,
+    inputMin: Float,
+    inputMax: Float,
+    value: Float
+): Float {
+    return if (value <= inputMin) {
+        outputMin
+    } else {
+        if (value >= inputMax) outputMax else lerp(
+            outputMin, outputMax,
+            (value - inputMin) / (inputMax - inputMin)
+        )
+    }
+}
+
+fun lerp(startValue: Float, endValue: Float, fraction: Float): Float {
+    return startValue + fraction * (endValue - startValue)
+}
+
+fun lerp(startValue: Int, endValue: Int, fraction: Float): Int {
+    return startValue + Math.round(fraction * (endValue - startValue).toFloat())
+}

androidktx/src/main/java/com/kevintorch/androidktx/RangeExt.kt

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+package com.kevintorch.androidktx
+
+val IntRange.size: Int get() = last - first

androidktx/src/main/java/com/kevintorch/androidktx/StringsExt.kt

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+package com.kevintorch.androidktx
+
+fun String.findContentDispositionValue(name: String): String? {
+    val regex = """$name\s*=\s*"(.+?)"""".toRegex()
+    val match = regex.find(this)
+    return match?.groupValues?.get(1)
+}