Add more View Extensions

CHANGELOG.md

@@ -5,7 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
-- No unreleased features, yet!
+### Added
+- Add new `View` extensions to change view and view lists visibility status and enabled/disabled status.
 
 ## [1.1.0] - 2020-01-28
 ### Added

mini-android/src/main/java/com/mini/android/ViewExtensions.kt

@@ -0,0 +1,120 @@
+package com.mini.android
+
+import android.view.View
+import androidx.annotation.IntRange
+
+/**
+ * Makes the [View] visible.
+ */
+fun View.makeVisible() = run { visibility = View.VISIBLE }
+
+/**
+ * Makes the [View] invisible.
+ */
+fun View.makeInvisible() = run { visibility = View.INVISIBLE }
+
+/**
+ * Makes the [View] gone.
+ */
+fun View.makeGone() = run { visibility = View.GONE }
+
+/**
+ * Returns true if the [View] is visible, false otherwise.
+ */
+fun View.isVisible() = visibility == View.VISIBLE
+
+/**
+ * Returns true if the [View] is invisible, false otherwise.
+ */
+fun View.isInvisible() = visibility == View.INVISIBLE
+
+/**
+ * Returns true if the [View] is gone, false otherwise.
+ */
+fun View.isGone() = visibility == View.GONE
+
+/**
+ * Returns true if the [View] is either in invisible or gone status.
+ */
+fun View.isNotVisible() = isInvisible() || isGone()
+
+/**
+ * Toggles visibility of a [View] between [View.VISIBLE] and the input [notVisibleState].
+ */
+fun View.toggleVisibility(@IntRange(from = View.INVISIBLE.toLong(), to = View.GONE.toLong()) notVisibleState: Int = View.GONE) {
+    visibility = if (isVisible()) notVisibleState else View.VISIBLE
+}
+
+/**
+ * Toggles the [View] ability status: enabled if disabled or disabled if enabled
+ */
+fun View.toggleAbility() {
+    isEnabled = !isEnabled
+}
+
+/**
+ * Makes the [View] list visible.
+ */
+fun List<View>.makeVisible() = forEach { it.makeVisible() }
+
+/**
+ * Makes the [View] list invisible.
+ */
+fun List<View>.makeInvisible() = forEach { it.makeInvisible() }
+
+/**
+ * Makes the [View] list gone.
+ */
+fun List<View>.makeGone() = forEach { it.makeGone() }
+
+/**
+ * Returns true if any [View] in the list is visible.
+ */
+fun List<View>.anyVisible() = any { it.isVisible() }
+
+/**
+ * Returns true if any [View] in the list is invisible.
+ */
+fun List<View>.anyInvisible() = any { it.isInvisible() }
+
+/**
+ * Returns true if any [View] in the list is gone.
+ */
+fun List<View>.anyGone() = any { it.isGone() }
+
+/**
+ * Returns true if any [View] in the list is gone or invisible.
+ */
+fun List<View>.anyNotVisible() = any { it.isNotVisible() }
+
+/**
+ * Returns true if all [View]s in the list are visible.
+ */
+fun List<View>.allVisible() = all { it.isVisible() }
+
+/**
+ * Returns true if all [View]s in the list are invisible.
+ */
+fun List<View>.allInvisible() = all { it.isInvisible() }
+
+/**
+ * Returns true if all [View]s in the list are gone.
+ */
+fun List<View>.allGone() = all { it.isGone() }
+
+/**
+ * Returns true if all [View]s in the list are either gone or invisible.
+ */
+fun List<View>.allNotVisible() = all { it.isNotVisible() }
+
+/**
+ * Toggles visibility of a [View] list between [View.VISIBLE] and the input [notVisibleState].
+ */
+fun List<View>.toggleVisibility(@IntRange(from = View.INVISIBLE.toLong(), to = View.GONE.toLong()) notVisibleState: Int = View.GONE) {
+    forEach { it.visibility = if (it.isVisible()) notVisibleState else View.VISIBLE }
+}
+
+/**
+ * Toggles the [View] ability status: enabled if disabled or disabled if enabled
+ */
+fun List<View>.toggleAbility() = forEach { it.toggleAbility() }

mini-android/src/main/java/com/mini/android/ViewUtil.kt

@@ -36,9 +36,5 @@ fun ViewGroup.inflateNoAttach(@LayoutRes layout: Int): View {
     return LayoutInflater.from(this.context).inflate(layout, this, false)
 }
 
-fun View.makeVisible() = run { visibility = View.VISIBLE }
-fun View.makeInvisible() = run { visibility = View.INVISIBLE }
-fun View.makeGone() = run { visibility = View.GONE }
-
 /** dp -> px */
 val Number.dp: Int get() = (this.toFloat() * Resources.getSystem().displayMetrics.density).roundToInt()