add optional vibration on button pressing

app/build.gradle

@@ -40,13 +40,13 @@ android {
 }
 
 dependencies {
-    implementation 'com.simplemobiletools:commons:3.0.3'
+    implementation 'com.simplemobiletools:commons:3.0.9'
     implementation 'me.grantland:autofittextview:0.2.1'
 
     testImplementation 'junit:junit:4.12'
     testImplementation 'org.robolectric:robolectric:3.5.1'
 
-    androidTestImplementation 'com.android.support:support-annotations:27.0.1'
+    androidTestImplementation 'com.android.support:support-annotations:27.0.2'
     androidTestImplementation 'com.android.support.test:runner:1.0.1'
     androidTestImplementation 'com.android.support.test:rules:1.0.1'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'

app/src/main/kotlin/com/simplemobiletools/calculator/activities/MainActivity.kt

@@ -1,18 +1,18 @@
 package com.simplemobiletools.calculator.activities
 
-import android.content.ClipData
-import android.content.ClipboardManager
 import android.content.Context
 import android.content.Intent
 import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
+import android.view.View
 import com.simplemobiletools.calculator.BuildConfig
 import com.simplemobiletools.calculator.R
 import com.simplemobiletools.calculator.extensions.config
 import com.simplemobiletools.calculator.extensions.updateViewColors
 import com.simplemobiletools.calculator.helpers.*
-import com.simplemobiletools.commons.extensions.toast
+import com.simplemobiletools.commons.extensions.copyToClipboard
+import com.simplemobiletools.commons.extensions.performHapticFeedback
 import com.simplemobiletools.commons.extensions.value
 import com.simplemobiletools.commons.helpers.LICENSE_AUTOFITTEXTVIEW
 import com.simplemobiletools.commons.helpers.LICENSE_ESPRESSO
@@ -23,6 +23,8 @@ import me.grantland.widget.AutofitHelper
 
 class MainActivity : SimpleActivity(), Calculator {
     private var storedTextColor = 0
+    private var vibrateOnButtonPress = true
+
     lateinit var calc: CalculatorImpl
 
     override fun onCreate(savedInstanceState: Bundle?) {
@@ -31,22 +33,22 @@ class MainActivity : SimpleActivity(), Calculator {
 
         calc = CalculatorImpl(this, applicationContext)
 
-        btn_plus.setOnClickListener { calc.handleOperation(PLUS) }
+        btn_plus.setOnClickListener { calc.handleOperation(PLUS); checkHaptic(it) }
-        btn_minus.setOnClickListener { calc.handleOperation(MINUS) }
+        btn_minus.setOnClickListener { calc.handleOperation(MINUS); checkHaptic(it) }
-        btn_multiply.setOnClickListener { calc.handleOperation(MULTIPLY) }
+        btn_multiply.setOnClickListener { calc.handleOperation(MULTIPLY); checkHaptic(it) }
-        btn_divide.setOnClickListener { calc.handleOperation(DIVIDE) }
+        btn_divide.setOnClickListener { calc.handleOperation(DIVIDE); checkHaptic(it) }
-        btn_modulo.setOnClickListener { calc.handleOperation(MODULO) }
+        btn_modulo.setOnClickListener { calc.handleOperation(MODULO); checkHaptic(it) }
-        btn_power.setOnClickListener { calc.handleOperation(POWER) }
+        btn_power.setOnClickListener { calc.handleOperation(POWER); checkHaptic(it) }
-        btn_root.setOnClickListener { calc.handleOperation(ROOT) }
+        btn_root.setOnClickListener { calc.handleOperation(ROOT); checkHaptic(it) }
 
-        btn_clear.setOnClickListener { calc.handleClear() }
+        btn_clear.setOnClickListener { calc.handleClear(); checkHaptic(it) }
         btn_clear.setOnLongClickListener { calc.handleReset(); true }
 
         getButtonIds().forEach {
-            it.setOnClickListener { calc.numpadClicked(it.id) }
+            it.setOnClickListener { calc.numpadClicked(it.id); checkHaptic(it) }
         }
 
-        btn_equals.setOnClickListener { calc.handleEquals() }
+        btn_equals.setOnClickListener { calc.handleEquals(); checkHaptic(it) }
         formula.setOnLongClickListener { copyToClipboard(false) }
         result.setOnLongClickListener { copyToClipboard(true) }
 
@@ -59,6 +61,7 @@ class MainActivity : SimpleActivity(), Calculator {
         if (storedTextColor != config.textColor) {
             updateViewColors(calculator_holder, config.textColor)
         }
+        vibrateOnButtonPress = config.vibrateOnButtonPress
     }
 
     override fun onPause() {
@@ -80,6 +83,12 @@ class MainActivity : SimpleActivity(), Calculator {
         return true
     }
 
+    private fun checkHaptic(view: View) {
+        if (vibrateOnButtonPress) {
+            view.performHapticFeedback()
+        }
+    }
+
     private fun launchSettings() {
         startActivity(Intent(applicationContext, SettingsActivity::class.java))
     }
@@ -96,14 +105,12 @@ class MainActivity : SimpleActivity(), Calculator {
             value = result.value
         }
 
-        if (value.isEmpty())
+        return if (value.isEmpty()) {
-            return false
+            false
-
+        } else {
-        val clipboard = getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager
+            copyToClipboard(value)
-        val clip = ClipData.newPlainText(resources.getString(R.string.app_name), value)
+            true
-        clipboard.primaryClip = clip
+        }
-        toast(R.string.copied_to_clipboard)
-        return true
     }
 
     override fun setValue(value: String, context: Context) {

app/src/main/kotlin/com/simplemobiletools/calculator/activities/SettingsActivity.kt

@@ -2,6 +2,7 @@ package com.simplemobiletools.calculator.activities
 
 import android.os.Bundle
 import com.simplemobiletools.calculator.R
+import com.simplemobiletools.calculator.extensions.config
 import com.simplemobiletools.commons.extensions.updateTextColors
 import kotlinx.android.synthetic.main.activity_settings.*
 
@@ -16,6 +17,7 @@ class SettingsActivity : SimpleActivity() {
         super.onResume()
 
         setupCustomizeColors()
+        setupVibrate()
         updateTextColors(settings_scrollview)
     }
 
@@ -24,4 +26,12 @@ class SettingsActivity : SimpleActivity() {
             startCustomizationActivity()
         }
     }
+
+    private fun setupVibrate() {
+        settings_vibrate.isChecked = config.vibrateOnButtonPress
+        settings_vibrate_holder.setOnClickListener {
+            settings_vibrate.toggle()
+            config.vibrateOnButtonPress = settings_vibrate.isChecked
+        }
+    }
 }

app/src/main/kotlin/com/simplemobiletools/calculator/extensions/Context.kt

@@ -6,7 +6,7 @@ import android.widget.Button
 import android.widget.TextView
 import com.simplemobiletools.calculator.helpers.Config
 
-val Context.config: Config get() = Config.newInstance(this)
+val Context.config: Config get() = Config.newInstance(applicationContext)
 
 // we are reusing the same layout in the app and widget, but cannot use MyTextView etc in a widget, so color regular view types like this
 fun Context.updateViewColors(viewGroup: ViewGroup, textColor: Int) {

app/src/main/kotlin/com/simplemobiletools/calculator/helpers/Config.kt

@@ -7,4 +7,8 @@ class Config(context: Context) : BaseConfig(context) {
     companion object {
         fun newInstance(context: Context) = Config(context)
     }
+
+    var vibrateOnButtonPress: Boolean
+        get() = prefs.getBoolean(VIBRATE_ON_BUTTON_PRESS, true)
+        set(vibrateOnButton) = prefs.edit().putBoolean(VIBRATE_ON_BUTTON_PRESS, vibrateOnButton).apply()
 }

app/src/main/kotlin/com/simplemobiletools/calculator/helpers/Constants.kt

@@ -23,3 +23,6 @@ val SIX = "six"
 val SEVEN = "seven"
 val EIGHT = "eight"
 val NINE = "nine"
+
+// shared preferences
+val VIBRATE_ON_BUTTON_PRESS = "vibrate_on_button_press"

app/src/main/res/layout/activity_settings.xml

@@ -29,5 +29,26 @@
                 android:text="@string/customize_colors"/>
 
         </RelativeLayout>
+
+
+        <RelativeLayout
+            android:id="@+id/settings_vibrate_holder"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="@dimen/medium_margin"
+            android:background="?attr/selectableItemBackground"
+            android:padding="@dimen/activity_margin">
+
+            <com.simplemobiletools.commons.views.MySwitchCompat
+                android:id="@+id/settings_vibrate"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:background="@null"
+                android:clickable="false"
+                android:paddingLeft="@dimen/medium_margin"
+                android:paddingStart="@dimen/medium_margin"
+                android:text="@string/vibrate_on_button_press"/>
+
+        </RelativeLayout>
     </LinearLayout>
 </ScrollView>

app/src/main/res/values-de/strings.xml

@@ -1,7 +1,9 @@
 <resources>
     <string name="app_name">Schlichter Rechner</string>
     <string name="app_launcher_name">Rechner</string>
-    <string name="copied_to_clipboard">Wert in Zwischenablage kopiert</string>
+
+    <!-- Settings -->
+    <string name="vibrate_on_button_press">Vibrate on button press</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <string name="app_short_description">Ein Taschenrechner mit grundlegenden Funktionen und einem anpassbaren Widget.</string>

app/src/main/res/values-es/strings.xml

@@ -1,7 +1,9 @@
 <resources>
     <string name="app_name">Simple Calculator</string>
     <string name="app_launcher_name">Calculadora</string>
-    <string name="copied_to_clipboard">Valor copiado en el portapapeles</string>
+
+    <!-- Settings -->
+    <string name="vibrate_on_button_press">Vibrate on button press</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <string name="app_short_description">Una calculadora con funciones básicas y un widget personalizable.</string>

app/src/main/res/values-fr/strings.xml

@@ -1,7 +1,9 @@
 <resources>
     <string name="app_name">Simple Calculette</string>
     <string name="app_launcher_name">Calculette</string>
-    <string name="copied_to_clipboard">Valeur copiée dans le presse-papier</string>
+
+    <!-- Settings -->
+    <string name="vibrate_on_button_press">Vibrate on button press</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <string name="app_short_description">Une calculette avec les fonctions de base et un widget customisable.</string>

app/src/main/res/values-it/strings.xml

@@ -1,7 +1,9 @@
 <resources>
     <string name="app_name">Simple Calculator</string>
     <string name="app_launcher_name">Calculator</string>
-    <string name="copied_to_clipboard">Valore copiato negli appunti</string>
+
+    <!-- Settings -->
+    <string name="vibrate_on_button_press">Vibrate on button press</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <string name="app_short_description">A calculator with the basic functions and a customizable widget.</string>

app/src/main/res/values-ja/strings.xml

@@ -1,7 +1,9 @@
 <resources>
     <string name="app_name">シンプル電卓</string>
     <string name="app_launcher_name">電卓</string>
-    <string name="copied_to_clipboard">値をクリップボードにコピーしました</string>
+
+    <!-- Settings -->
+    <string name="vibrate_on_button_press">Vibrate on button press</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <string name="app_short_description">基本機能とカスタマイズ可能なウィジェットを備えた電卓。</string>

app/src/main/res/values-pl/strings.xml

@@ -1,7 +1,9 @@
 <resources>
     <string name="app_name">Prosty Kalkulator</string>
     <string name="app_launcher_name">Kalkulator</string>
-    <string name="copied_to_clipboard">Wartość została skopiowana do schowka</string>
+
+    <!-- Settings -->
+    <string name="vibrate_on_button_press">Vibrate on button press</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <string name="app_short_description">Kalulator z podstawowymi funkcjami oraz konfiguralnym widżetem.</string>

app/src/main/res/values-pt/strings.xml

@@ -1,7 +1,9 @@
 <resources>
     <string name="app_name">Simple Calculator</string>
     <string name="app_launcher_name">Calculadora</string>
-    <string name="copied_to_clipboard">Valor copiado para a área de transferência</string>
+
+    <!-- Settings -->
+    <string name="vibrate_on_button_press">Vibrate on button press</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <string name="app_short_description">Uma calculadora com funções básicas e um widget personalizável.</string>

app/src/main/res/values-ru/strings.xml

@@ -1,7 +1,9 @@
 <resources>
     <string name="app_name">Simple Calculator</string>
     <string name="app_launcher_name">Калькулятор</string>
-    <string name="copied_to_clipboard">Значение скопировано в буфер обмена</string>
+
+    <!-- Settings -->
+    <string name="vibrate_on_button_press">Vibrate on button press</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <string name="app_short_description">Калькулятор с базовым функционалом и настраиваемым виджетом.</string>

app/src/main/res/values-sk/strings.xml

@@ -1,7 +1,9 @@
 <resources>
     <string name="app_name">Jednoduchá kalkulačka</string>
     <string name="app_launcher_name">Kalkulačka</string>
-    <string name="copied_to_clipboard">Hodnota bola skopírovaná do schránky</string>
+
+    <!-- Settings -->
+    <string name="vibrate_on_button_press">Vibrate on button press</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <string name="app_short_description">Kalkulačka so základnými funkciami a prispôsobiteľným widgetom.</string>

app/src/main/res/values-sv/strings.xml

@@ -1,7 +1,9 @@
 <resources>
     <string name="app_name">Simple Calculator</string>
     <string name="app_launcher_name">Kalkylator</string>
-    <string name="copied_to_clipboard">Värdet kopierat till urklippet</string>
+
+    <!-- Settings -->
+    <string name="vibrate_on_button_press">Vibrate on button press</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <string name="app_short_description">En kalkylator med grundläggande funktioner och en anpassningsbar widget.</string>

app/src/main/res/values-tr/strings.xml

@@ -1,7 +1,9 @@
 <resources>
     <string name="app_name">Basit Hesap Makinesi</string>
     <string name="app_launcher_name">Hesap Makinesi</string>
-    <string name="copied_to_clipboard">Panoya kopyalanan değer</string>
+
+    <!-- Settings -->
+    <string name="vibrate_on_button_press">Vibrate on button press</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <string name="app_short_description">Temel fonksiyonları ve özelleştirilebilir bir araç\'lı bir hesap makinesi.</string>

app/src/main/res/values/colors.xml

@@ -1,5 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <color name="text_grey">#77000000</color>
     <color name="dark_grey_pressed_mask">#11000000</color>
 </resources>

app/src/main/res/values/strings.xml

@@ -1,7 +1,9 @@
 <resources>
     <string name="app_name">Simple Calculator</string>
     <string name="app_launcher_name">Calculator</string>
-    <string name="copied_to_clipboard">Value copied to clipboard</string>
+
+    <!-- Settings -->
+    <string name="vibrate_on_button_press">Vibrate on button press</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <string name="app_short_description">A calculator with the basic functions and a customizable widget.</string>