npm update

README.md

@@ -6,7 +6,6 @@
   <a href="https://travis-ci.org/hodgef/simple-keyboard" target="_blank"><img src="https://travis-ci.org/hodgef/simple-keyboard.svg?branch=master" alt="Build Status"></a>
   <a href="https://codecov.io/gh/hodgef/simple-keyboard" target="_blank"><img src="https://img.shields.io/codecov/c/github/hodgef/simple-keyboard/master.svg?style=flat" alt="Coverage Status"></a>
   <a href="https://doc.esdoc.org/github.com/hodgef/simple-keyboard" target="_blank"><img src="https://doc.esdoc.org/github.com/hodgef/simple-keyboard/badge.svg" alt="Documentation Status"></a>
-  <img src="https://img.shields.io/david/dev/hodgef/simple-keyboard.svg" alt="Dev dependencies">
   <a href="https://www.codacy.com/app/hodgef/simple-keyboard?utm_source=github.com&amp;utm_medium=referral&amp;utm_content=hodgef/simple-keyboard&amp;utm_campaign=Badge_Grade" target="_blank"><img src="https://api.codacy.com/project/badge/Grade/5778fccc6a894701853d9a1f2fb44a76" alt="Codacy Badge"></a>
   </p>
 </div>

build/css/index.css

@@ -1,6 +1,6 @@
 /*!
  * 
- *   simple-keyboard v2.16.0
+ *   simple-keyboard v2.18.1
  *   https://github.com/hodgef/simple-keyboard
  * 
  *   Copyright (c) Francisco Hodge (https://github.com/hodgef)

build/css/simple-keyboard.css

@@ -1,6 +1,6 @@
 /*!
  * 
- *   simple-keyboard v2.16.0 (Non-minified build)
+ *   simple-keyboard v2.18.1 (Non-minified build)
  *   https://github.com/hodgef/simple-keyboard
  * 
  *   Copyright (c) Francisco Hodge (https://github.com/hodgef)

build/index.d.ts

@@ -10,6 +10,11 @@ declare module 'simple-keyboard' {
   }
 
   interface KeyboardOptions {
+    /**
+     * Utilities
+     */
+    utilities?: any;
+
     /**
      * Modify the keyboard layout.
      */
@@ -121,6 +126,11 @@ declare module 'simple-keyboard' {
      */
     autoUseTouchEvents?: boolean;
 
+    /**
+     * Opt out of PointerEvents handling, falling back to the prior mouse event logic.
+     */
+    useMouseEvents?: boolean;
+
     /**
      * Executes the callback function on key press. Returns button layout name (i.e.: "{shift}").
      */

build/simple-keyboard.js

@@ -1,6 +1,6 @@
 /*!
  * 
- *   simple-keyboard v2.16.0 (Non-minified build)
+ *   simple-keyboard v2.18.1 (Non-minified build)
  *   https://github.com/hodgef/simple-keyboard
  * 
  *   Copyright (c) Francisco Hodge (https://github.com/hodgef)
@@ -660,6 +660,13 @@
           return "ontouchstart" in window || navigator.maxTouchPoints;
         }
         /**
+   * Determines whether pointer events are supported
+   */      }, {
+        key: "pointerEventsSupported",
+        value: function pointerEventsSupported() {
+          return window.PointerEvent;
+        }
+        /**
    * Bind all methods in a given class
    */      }, {
         key: "camelCase",
@@ -842,6 +849,7 @@
      * @property {object} inputPattern Restrains input(s) change to the defined regular expression pattern.
      * @property {boolean} useTouchEvents Instructs simple-keyboard to use touch events instead of click events.
      * @property {boolean} autoUseTouchEvents Enable useTouchEvents automatically when touch device is detected.
+     * @property {boolean} useMouseEvents Opt out of PointerEvents handling, falling back to the prior mouse event logic.
      */        this.options = options;
         this.options.layoutName = this.options.layoutName || "default";
         this.options.theme = this.options.theme || "hg-theme-default";
@@ -941,6 +949,11 @@
        */            }
             if (typeof this.options.onChange === "function") {
               this.options.onChange(this.input[this.options.inputName]);
+              /**
+       * Calling onChangeAll
+       */            }
+            if (typeof this.options.onChangeAll === "function") {
+              this.options.onChangeAll(this.input);
             }
           }
           if (debug) {
@@ -1040,7 +1053,7 @@
      */          if (this.options.syncInstanceInputs) {
             this.syncInstanceInputs(this.input);
           }
-          return this.input[this.options.inputName];
+          return this.input[inputName];
         }
         /**
    * Set the keyboard’s input.
@@ -1363,6 +1376,20 @@
           }
           if (typeof this.options.beforeFirstRender === "function") {
             this.options.beforeFirstRender();
+            /**
+     * Notify about PointerEvents usage
+     */          }
+          if (this.utilities.pointerEventsSupported() && !this.options.useTouchEvents && !this.options.useMouseEvents) {
+            if (this.options.debug) {
+              console.log("Using PointerEvents as it is supported by this browser");
+            }
+          }
+          /**
+     * Notify about touch events usage
+     */          if (this.options.useTouchEvents) {
+            if (this.options.debug) {
+              console.log("useTouchEvents has been enabled. Only touch events will be used.");
+            }
           }
         }
         /**
@@ -1437,6 +1464,7 @@
           var layout = this.options.layout || services_KeyboardLayout.getDefaultLayout();
           var useTouchEvents = this.options.useTouchEvents || false;
           var useTouchEventsClass = useTouchEvents ? "hg-touch-events" : "";
+          var useMouseEvents = this.options.useMouseEvents || false;
           /**
      * Account for buttonTheme, if set
      */          var buttonThemesParsed = Array.isArray(this.options.buttonTheme) ? this.getButtonTheme() : {};
@@ -1462,28 +1490,53 @@
          */              var buttonType = _this9.options.useButtonTag ? "button" : "div";
               var buttonDOM = document.createElement(buttonType);
               buttonDOM.className += "hg-button ".concat(fctBtnClass).concat(buttonThemeClass ? " " + buttonThemeClass : "");
-              if (useTouchEvents) {
-                buttonDOM.ontouchstart = function(e) {
-                  _this9.handleButtonClicked(button);
-                  _this9.handleButtonMouseDown(button, e);
-                };
-                buttonDOM.ontouchend = function(e) {
-                  return _this9.handleButtonMouseUp();
-                };
-                buttonDOM.ontouchcancel = function(e) {
-                  return _this9.handleButtonMouseUp();
-                };
-              } else {
-                buttonDOM.onclick = function() {
-                  _this9.isMouseHold = false;
-                  _this9.handleButtonClicked(button);
-                };
-                buttonDOM.onmousedown = function(e) {
+              /**
+         * Handle button click event
+         */ /* istanbul ignore next */              if (_this9.utilities.pointerEventsSupported() && !useTouchEvents && !useMouseEvents) {
+                /**
+           * PointerEvents support
+           */ buttonDOM.onpointerdown = function(e) {
                   if (_this9.options.preventMouseDownDefault) {
                     e.preventDefault();
                   }
+                  _this9.handleButtonClicked(button);
                   _this9.handleButtonMouseDown(button, e);
                 };
+                buttonDOM.onpointerup = function(e) {
+                  if (_this9.options.preventMouseDownDefault) {
+                    e.preventDefault();
+                  }
+                  _this9.handleButtonMouseUp();
+                };
+                buttonDOM.onpointercancel = function(e) {
+                  return _this9.handleButtonMouseUp();
+                };
+              } else {
+                /**
+           * Fallback for browsers not supporting PointerEvents
+           */ if (useTouchEvents) {
+                  buttonDOM.ontouchstart = function(e) {
+                    _this9.handleButtonClicked(button);
+                    _this9.handleButtonMouseDown(button, e);
+                  };
+                  buttonDOM.ontouchend = function(e) {
+                    return _this9.handleButtonMouseUp();
+                  };
+                  buttonDOM.ontouchcancel = function(e) {
+                    return _this9.handleButtonMouseUp();
+                  };
+                } else {
+                  buttonDOM.onclick = function() {
+                    _this9.isMouseHold = false;
+                    _this9.handleButtonClicked(button);
+                  };
+                  buttonDOM.onmousedown = function(e) {
+                    if (_this9.options.preventMouseDownDefault) {
+                      e.preventDefault();
+                    }
+                    _this9.handleButtonMouseDown(button, e);
+                  };
+                }
               }
               /**
          * Adding identifier

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "simple-keyboard",
-  "version": "2.16.0",
+  "version": "2.18.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -5312,7 +5312,7 @@
     },
     "duplexer": {
       "version": "0.1.1",
-      "resolved": "http://registry.npmjs.org/duplexer/-/duplexer-0.1.1.tgz",
+      "resolved": "https://registry.npmjs.org/duplexer/-/duplexer-0.1.1.tgz",
       "integrity": "sha1-rOb/gIwc5mtX0ev5eXessCM0z8E=",
       "dev": true
     },
@@ -13879,9 +13879,9 @@
       }
     },
     "react-dev-utils": {
-      "version": "7.0.3",
-      "resolved": "https://registry.npmjs.org/react-dev-utils/-/react-dev-utils-7.0.3.tgz",
-      "integrity": "sha512-KEFsH1CewnmddPLXIuU+QWKTH/hpJKZClL2+74XN54NkPnR2KnB5gGmuQ0E7DwcCkUpdMxxqBX+rB7aB5sZS4A==",
+      "version": "7.0.5",
+      "resolved": "https://registry.npmjs.org/react-dev-utils/-/react-dev-utils-7.0.5.tgz",
+      "integrity": "sha512-zJnqqb0x6gd63E3xoz5pXAxBPNaW75Hyz7GgQp0qPhMroBCRQtRvG67AoTZZY1z4yCYVJQZAfQJFdnea0Ujbug==",
       "dev": true,
       "requires": {
         "@babel/code-frame": "7.0.0",
@@ -13902,7 +13902,7 @@
         "loader-utils": "1.2.3",
         "opn": "5.4.0",
         "pkg-up": "2.0.0",
-        "react-error-overlay": "^5.1.3",
+        "react-error-overlay": "^5.1.4",
         "recursive-readdir": "2.2.2",
         "shell-quote": "1.6.1",
         "sockjs-client": "1.3.0",
@@ -13934,9 +13934,9 @@
           }
         },
         "caniuse-lite": {
-          "version": "1.0.30000938",
-          "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30000938.tgz",
-          "integrity": "sha512-ekW8NQ3/FvokviDxhdKLZZAx7PptXNwxKgXtnR5y+PR3hckwuP3yJ1Ir+4/c97dsHNqtAyfKUGdw8P4EYzBNgw==",
+          "version": "1.0.30000942",
+          "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30000942.tgz",
+          "integrity": "sha512-wLf+IhZUy2rfz48tc40OH7jHjXjnvDFEYqBHluINs/6MgzoNLPf25zhE4NOVzqxLKndf+hau81sAW0RcGHIaBQ==",
           "dev": true
         },
         "electron-to-chromium": {
@@ -14012,18 +14012,18 @@
           "dev": true
         },
         "node-releases": {
-          "version": "1.1.7",
-          "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-1.1.7.tgz",
-          "integrity": "sha512-bKdrwaqJUPHqlCzDD7so/R+Nk0jGv9a11ZhLrD9f6i947qGLrGAhU3OxRENa19QQmwzGy/g6zCDEuLGDO8HPvA==",
+          "version": "1.1.9",
+          "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-1.1.9.tgz",
+          "integrity": "sha512-oic3GT4OtbWWKfRolz5Syw0Xus0KRFxeorLNj0s93ofX6PWyuzKjsiGxsCtWktBwwmTF6DdRRf2KreGqeOk5KA==",
           "dev": true,
           "requires": {
             "semver": "^5.3.0"
           }
         },
         "p-limit": {
-          "version": "2.1.0",
-          "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.1.0.tgz",
-          "integrity": "sha512-NhURkNcrVB+8hNfLuysU8enY5xn2KXphsHBaC2YmRNTZRc7RWusw6apSpdEj3jo4CMb6W9nrF6tTnsJsJeyu6g==",
+          "version": "2.2.0",
+          "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.2.0.tgz",
+          "integrity": "sha512-pZbTJpoUsCzV48Mc9Nh51VbwO0X9cuPFE8gYwx9BTCt9SF8/b7Zljd2fVgOxhIF/HDTKgpVzs+GPhyKfjLLFRQ==",
           "dev": true,
           "requires": {
             "p-try": "^2.0.0"
@@ -14068,9 +14068,9 @@
       }
     },
     "react-error-overlay": {
-      "version": "5.1.3",
-      "resolved": "https://registry.npmjs.org/react-error-overlay/-/react-error-overlay-5.1.3.tgz",
-      "integrity": "sha512-GoqeM3Xadie7XUApXOjkY3Qhs8RkwB/Za4WMedBGrOKH1eTuKGyoAECff7jiVonJchOx6KZ9i8ILO5XIoHB+Tg==",
+      "version": "5.1.4",
+      "resolved": "https://registry.npmjs.org/react-error-overlay/-/react-error-overlay-5.1.4.tgz",
+      "integrity": "sha512-fp+U98OMZcnduQ+NSEiQa4s/XMsbp+5KlydmkbESOw4P69iWZ68ZMFM5a2BuE0FgqPBKApJyRuYHR95jM8lAmg==",
       "dev": true
     },
     "read-pkg": {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "simple-keyboard",
-  "version": "2.16.0",
+  "version": "2.19.0",
   "description": "On-screen Javascript Virtual Keyboard",
   "main": "build/index.js",
   "types": "build/index.d.ts",

src/lib/@types/index.d.ts

@@ -10,6 +10,11 @@ declare module 'simple-keyboard' {
   }
 
   interface KeyboardOptions {
+    /**
+     * Utilities
+     */
+    utilities?: any;
+
     /**
      * Modify the keyboard layout.
      */
@@ -121,6 +126,11 @@ declare module 'simple-keyboard' {
      */
     autoUseTouchEvents?: boolean;
 
+    /**
+     * Opt out of PointerEvents handling, falling back to the prior mouse event logic.
+     */
+    useMouseEvents?: boolean;
+
     /**
      * Executes the callback function on key press. Returns button layout name (i.e.: "{shift}").
      */

src/lib/components/Keyboard.css

@@ -26,6 +26,18 @@ html {
   margin-right: 5px;
 }
 
+.simple-keyboard .hg-row .hg-button-container {
+  margin-right: 5px;
+}
+
+.simple-keyboard .hg-row > div:last-child {
+  margin-right: 0;
+}
+
+.simple-keyboard .hg-row .hg-button-container {
+  display: flex;
+}
+
 .simple-keyboard .hg-button {
   display: inline-block;
   flex-grow: 1;

src/lib/components/Keyboard.js

@@ -63,6 +63,7 @@ class SimpleKeyboard {
      * @property {object} inputPattern Restrains input(s) change to the defined regular expression pattern.
      * @property {boolean} useTouchEvents Instructs simple-keyboard to use touch events instead of click events.
      * @property {boolean} autoUseTouchEvents Enable useTouchEvents automatically when touch device is detected.
+     * @property {boolean} useMouseEvents Opt out of PointerEvents handling, falling back to the prior mouse event logic.
      */
     this.options = options;
     this.options.layoutName = this.options.layoutName || "default";
@@ -207,6 +208,12 @@ class SimpleKeyboard {
        */
       if (typeof this.options.onChange === "function")
         this.options.onChange(this.input[this.options.inputName]);
+
+      /**
+       * Calling onChangeAll
+       */
+      if (typeof this.options.onChangeAll === "function")
+        this.options.onChangeAll(this.input);
     }
 
     if (debug) {
@@ -312,7 +319,7 @@ class SimpleKeyboard {
      */
     if (this.options.syncInstanceInputs) this.syncInstanceInputs(this.input);
 
-    return this.input[this.options.inputName];
+    return this.input[inputName];
   }
 
   /**
@@ -717,6 +724,30 @@ class SimpleKeyboard {
 
     if (typeof this.options.beforeFirstRender === "function")
       this.options.beforeFirstRender();
+
+    /**
+     * Notify about PointerEvents usage
+     */
+    if (
+      this.utilities.pointerEventsSupported() &&
+      !this.options.useTouchEvents &&
+      !this.options.useMouseEvents
+    ) {
+      if (this.options.debug) {
+        console.log("Using PointerEvents as it is supported by this browser");
+      }
+    }
+
+    /**
+     * Notify about touch events usage
+     */
+    if (this.options.useTouchEvents) {
+      if (this.options.debug) {
+        console.log(
+          "useTouchEvents has been enabled. Only touch events will be used."
+        );
+      }
+    }
   }
 
   /**
@@ -782,18 +813,104 @@ class SimpleKeyboard {
   /**
    * Get module prop
    */
-  getModuleProp = (name, prop) => {
+  getModuleProp(name, prop) {
     if (!this.modules[name]) return false;
 
     return this.modules[name][prop];
-  };
+  }
 
   /**
    * getModulesList
    */
-  getModulesList = () => {
+  getModulesList() {
     return Object.keys(this.modules);
-  };
+  }
+
+  /**
+   * Parse Row DOM containers
+   */
+  parseRowDOMContainers(
+    rowDOM,
+    rowIndex,
+    containerStartIndexes,
+    containerEndIndexes
+  ) {
+    let rowDOMArray = Array.from(rowDOM.children);
+    let removedElements = 0;
+
+    if (rowDOMArray.length) {
+      containerStartIndexes.forEach((startIndex, arrIndex) => {
+        let endIndex = containerEndIndexes[arrIndex];
+
+        /**
+         * If there exists a respective end index
+         * if end index comes after start index
+         */
+        if (!endIndex || !(endIndex > startIndex)) {
+          return false;
+        }
+
+        /**
+         * Updated startIndex, endIndex
+         * This is since the removal of buttons to place a single button container
+         * results in a modified array size
+         */
+        let updated_startIndex = startIndex - removedElements;
+        let updated_endIndex = endIndex - removedElements;
+
+        /**
+         * Create button container
+         */
+        let containerDOM = document.createElement("div");
+        containerDOM.className += "hg-button-container";
+        let containerUID = `${
+          this.options.layoutName
+        }-r${rowIndex}c${arrIndex}`;
+        containerDOM.setAttribute("data-skUID", containerUID);
+
+        /**
+         * Taking elements due to be inserted into container
+         */
+        let containedElements = rowDOMArray.splice(
+          updated_startIndex,
+          updated_endIndex - updated_startIndex + 1
+        );
+        removedElements = updated_endIndex - updated_startIndex;
+
+        /**
+         * Inserting elements to container
+         */
+        containedElements.forEach(element => containerDOM.appendChild(element));
+
+        /**
+         * Adding container at correct position within rowDOMArray
+         */
+        rowDOMArray.splice(updated_startIndex, 0, containerDOM);
+
+        /**
+         * Clearing old rowDOM children structure
+         */
+        rowDOM.innerHTML = "";
+
+        /**
+         * Appending rowDOM new children list
+         */
+        rowDOMArray.forEach(element => rowDOM.appendChild(element));
+
+        if (this.options.debug) {
+          console.log(
+            "rowDOMContainer",
+            containedElements,
+            updated_startIndex,
+            updated_endIndex,
+            removedElements + 1
+          );
+        }
+      });
+    }
+
+    return rowDOM;
+  }
 
   /**
    * Renders rows and buttons as per options
@@ -820,6 +937,8 @@ class SimpleKeyboard {
     let layout = this.options.layout || KeyboardLayout.getDefaultLayout();
     let useTouchEvents = this.options.useTouchEvents || false;
     let useTouchEventsClass = useTouchEvents ? "hg-touch-events" : "";
+    let useMouseEvents = this.options.useMouseEvents || false;
+    let disableRowButtonContainers = this.options.disableRowButtonContainers;
 
     /**
      * Account for buttonTheme, if set
@@ -847,10 +966,52 @@ class SimpleKeyboard {
       let rowDOM = document.createElement("div");
       rowDOM.className += "hg-row";
 
+      /**
+       * Tracking container indicators in rows
+       */
+      let containerStartIndexes = [];
+      let containerEndIndexes = [];
+
       /**
        * Iterating through each button in row
        */
       rowArray.forEach((button, bIndex) => {
+        /**
+         * Check if button has a container indicator
+         */
+        let buttonHasContainerStart =
+          !disableRowButtonContainers &&
+          button.includes("[") &&
+          button.length > 1;
+        let buttonHasContainerEnd =
+          !disableRowButtonContainers &&
+          button.includes("]") &&
+          button.length > 1;
+
+        /**
+         * Save container start index, if applicable
+         */
+        if (buttonHasContainerStart) {
+          containerStartIndexes.push(bIndex);
+
+          /**
+           * Removing indicator
+           */
+          button = button.replace(/\[/g, "");
+        }
+
+        if (buttonHasContainerEnd) {
+          containerEndIndexes.push(bIndex);
+
+          /**
+           * Removing indicator
+           */
+          button = button.replace(/\]/g, "");
+        }
+
+        /**
+         * Processing button options
+         */
         let fctBtnClass = this.utilities.getButtonClass(button);
         let buttonThemeClass = buttonThemesParsed[button];
         let buttonDisplayName = this.utilities.getButtonDisplayName(
@@ -868,22 +1029,49 @@ class SimpleKeyboard {
           buttonThemeClass ? " " + buttonThemeClass : ""
         }`;
 
-        if (useTouchEvents) {
-          buttonDOM.ontouchstart = e => {
-            this.handleButtonClicked(button);
-            this.handleButtonMouseDown(button, e);
-          };
-          buttonDOM.ontouchend = e => this.handleButtonMouseUp();
-          buttonDOM.ontouchcancel = e => this.handleButtonMouseUp();
-        } else {
-          buttonDOM.onclick = () => {
-            this.isMouseHold = false;
-            this.handleButtonClicked(button);
-          };
-          buttonDOM.onmousedown = e => {
+        /**
+         * Handle button click event
+         */
+        /* istanbul ignore next */
+        if (
+          this.utilities.pointerEventsSupported() &&
+          !useTouchEvents &&
+          !useMouseEvents
+        ) {
+          /**
+           * PointerEvents support
+           */
+          buttonDOM.onpointerdown = e => {
             if (this.options.preventMouseDownDefault) e.preventDefault();
+            this.handleButtonClicked(button);
             this.handleButtonMouseDown(button, e);
           };
+          buttonDOM.onpointerup = e => {
+            if (this.options.preventMouseDownDefault) e.preventDefault();
+            this.handleButtonMouseUp();
+          };
+          buttonDOM.onpointercancel = e => this.handleButtonMouseUp();
+        } else {
+          /**
+           * Fallback for browsers not supporting PointerEvents
+           */
+          if (useTouchEvents) {
+            buttonDOM.ontouchstart = e => {
+              this.handleButtonClicked(button);
+              this.handleButtonMouseDown(button, e);
+            };
+            buttonDOM.ontouchend = e => this.handleButtonMouseUp();
+            buttonDOM.ontouchcancel = e => this.handleButtonMouseUp();
+          } else {
+            buttonDOM.onclick = () => {
+              this.isMouseHold = false;
+              this.handleButtonClicked(button);
+            };
+            buttonDOM.onmousedown = e => {
+              if (this.options.preventMouseDownDefault) e.preventDefault();
+              this.handleButtonMouseDown(button, e);
+            };
+          }
         }
 
         /**
@@ -923,6 +1111,16 @@ class SimpleKeyboard {
         rowDOM.appendChild(buttonDOM);
       });
 
+      /**
+       * Parse containers in row
+       */
+      rowDOM = this.parseRowDOMContainers(
+        rowDOM,
+        rIndex,
+        containerStartIndexes,
+        containerEndIndexes
+      );
+
       /**
        * Appending row to keyboard
        */

src/lib/components/tests/Keyboard.test.js

@@ -186,6 +186,22 @@ it('Keyboard onChange will work', () => {
   expect(output).toBe("q");
 });
 
+it('Keyboard onChangeAll will work', () => {
+  testUtil.setDOM();
+
+  let output;
+
+  let keyboard = new Keyboard({
+    onChangeAll: (input) => {
+      output = input ? input.default : null;
+    }
+  });
+
+  keyboard.getButtonElement("q").onclick();
+
+  expect(output).toBe("q");
+});
+
 it('Keyboard clearInput will work', () => {
   testUtil.setDOM();
 
@@ -1023,6 +1039,23 @@ it('Keyboard beforeFirstRender method will work', () => {
   expect(timesCalled).toBe(1);
 });
 
+it('Keyboard beforeFirstRender will show PointerEvents warning', () => {
+  testUtil.setDOM();
+
+  let timesCalled = 0;
+
+  window.PointerEvent = window.PointerEvent ? window.PointerEvent : () => {};
+
+  let keyboard = new Keyboard({
+    debug: true,
+    beforeFirstRender: () => {
+      timesCalled++;
+    }
+  });
+
+  expect(timesCalled).toBe(1);
+});
+
 it('Keyboard beforeRender method will work', () => {
   testUtil.setDOM();
 
@@ -1042,4 +1075,100 @@ it('Keyboard beforeRender method will work', () => {
   });
 
   expect(timesCalled).toBe(2);
+});
+
+it('Keyboard parseRowDOMContainers will work', () => {
+  testUtil.setDOM();
+
+  let keyboard = new Keyboard({
+    layout: {
+      'default': [
+        '` [1 2 3 4 5 6 7 8 9] 0 - = {bksp}',
+        '{tab} q w e r t y u [i o p] [ ] \\',
+        '{lock} [a s d] f g h j k l ; \' {enter}',
+        '{shift} z x c v b n m , . / {shift}',
+        '[.com @] {space} {arrowleft} [{arrowup} {arrowdown}] {arrowright}'
+      ],
+      'shift': [
+        '~ ! @ # $ % ^ & * ( ) _ + {bksp}',
+        '{tab} [Q W E R T] Y U I O P { } |',
+        '{lock} A S D F G H J K L : " {enter}',
+        '{shift} Z X C V [B N M <] > ? {shift}',
+        '.com @ {space}'
+      ]
+    }
+  });
+
+  let containers = Array.from(document.querySelectorAll(".hg-button-container"));
+
+  expect(containers.length).toBe(5);
+
+  keyboard.setOptions({
+    debug: true
+  });
+
+  expect(containers.length).toBe(5);
+});
+
+it('Keyboard parseRowDOMContainers will ignore empty rows', () => {
+  testUtil.setDOM();
+
+  let failed = false;
+
+  try {
+    let keyboard = new Keyboard();
+    keyboard.parseRowDOMContainers({
+      children: []
+    });
+  } catch (e) {
+    failed = true;
+  }
+
+  expect(failed).toBeFalsy();
+});
+
+
+it('Keyboard parseRowDOMContainers will ignore missing endIndex or endIndex before startIndex', () => {
+  testUtil.setDOM();
+
+  let keyboard = new Keyboard({
+    layout: {
+      'default': [
+        '` [1 2 3 4 5 6 7 8 9 0 - = {bksp}',
+        '` 1 2 3] 4 5 6 7 8 9 [0 - = {bksp}',
+      ]
+    }
+  });
+
+  let containers = Array.from(document.querySelectorAll(".hg-button-container"));
+
+  expect(containers.length).toBe(0);
+});
+
+it('Keyboard disableRowButtonContainers will bypass parseRowDOMContainers', () => {
+  testUtil.setDOM();
+
+  let keyboard = new Keyboard({
+    disableRowButtonContainers: true,
+    layout: {
+      'default': [
+        '` [1 2 3 4 5 6 7 8 9] 0 - = {bksp}',
+        '{tab} q w e r t y u [i o p] [ ] \\',
+        '{lock} [a s d] f g h j k l ; \' {enter}',
+        '{shift} z x c v b n m , . / {shift}',
+        '[.com @] {space} {arrowleft} [{arrowup} {arrowdown}] {arrowright}'
+      ],
+      'shift': [
+        '~ ! @ # $ % ^ & * ( ) _ + {bksp}',
+        '{tab} [Q W E R T] Y U I O P { } |',
+        '{lock} A S D F G H J K L : " {enter}',
+        '{shift} Z X C V [B N M <] > ? {shift}',
+        '.com @ {space}'
+      ]
+    }
+  });
+
+  let containers = Array.from(document.querySelectorAll(".hg-button-container"));
+
+  expect(containers.length).toBe(0);
 });

src/lib/services/Utilities.js

@@ -372,6 +372,13 @@ class Utilities {
     return "ontouchstart" in window || navigator.maxTouchPoints;
   }
 
+  /**
+   * Determines whether pointer events are supported
+   */
+  pointerEventsSupported() {
+    return window.PointerEvent;
+  }
+
   /**
    * Bind all methods in a given class
    */