fix(): switch focus on keyboard, use .md-focused

Updates button, checkbox and radio to only show focus on keyboard interaction using the .md-focused class

Closes #1336. Closes #2273.

src/components/button/button.js

@@ -106,9 +106,9 @@ function MdButtonDirective($mdInkRipple, $mdTheming, $mdAria, $timeout) {
         }, 100);
       })
       .on('focus', function() {
-        if(scope.mouseActive === false) element.addClass('focus');
+        if(scope.mouseActive === false) { element.addClass('md-focused'); }
       })
-      .on('blur', function() { element.removeClass('focus'); });
+      .on('blur', function() { element.removeClass('md-focused'); });
   }
 
 }

src/components/button/button.scss

@@ -150,7 +150,7 @@ $icon-button-margin: 0.600rem !default;
   &:not([disabled]) {
     &.md-raised,
     &.md-fab {
-      &:focus {
+      &.md-focused {
         @extend .md-shadow-bottom-z-1;
       }
       &:active {
@@ -165,7 +165,7 @@ $icon-button-margin: 0.600rem !default;
   .md-button.md-fab-top-right {
     transform: translate3d(0, $button-fab-toast-offset, 0);
     &:not([disabled]) {
-      &.focus,
+      &.md-focused,
       &:hover {
         transform: translate3d(0, $button-fab-toast-offset - 1, 0);
       }
@@ -177,15 +177,14 @@ $icon-button-margin: 0.600rem !default;
   .md-button.md-fab-bottom-right {
     transform: translate3d(0, -$button-fab-toast-offset, 0);
     &:not([disabled]) {
-      &.focus,
+      &.md-focused,
       &:hover {
         transform: translate3d(0, -$button-fab-toast-offset - 1, 0);
       }
     }
   }
 }
 
-
 .md-button-group {
   display: flex;
   flex: 1;

src/components/button/button.spec.js

@@ -38,16 +38,16 @@ describe('md-button', function() {
     var button = $compile('<md-button>')($rootScope.$new());
     $rootScope.$apply();
     button.triggerHandler('mousedown');
-    expect(button[0]).not.toHaveClass('focus');
+    expect(button[0]).not.toHaveClass('md-focused');
   }));
 
   it('should set focus state on focus and remove on blur', inject(function ($compile, $rootScope){
     var button = $compile('<md-button>')($rootScope.$new());
     $rootScope.$apply();
     button.triggerHandler('focus');
-    expect(button[0]).toHaveClass('focus');
+    expect(button[0]).toHaveClass('md-focused');
     button.triggerHandler('blur');
-    expect(button[0]).not.toHaveClass('focus');
+    expect(button[0]).not.toHaveClass('md-focused');
   }));
 
   describe('with href or ng-href', function() {

src/components/checkbox/checkbox-theme.scss

@@ -6,6 +6,9 @@ md-checkbox.md-THEME_NAME-theme {
   &.md-checked .md-ripple {
     color: '{{background-600}}';
   }
+  &.md-checked.md-focused .md-container:before {
+    background-color: '{{accent-color-0.26}}';
+  }
 
   .md-icon {
     border-color: '{{foreground-2}}';
@@ -34,6 +37,10 @@ md-checkbox.md-THEME_NAME-theme {
         background-color: '{{primary-color-0.87}}';
       }
 
+      &.md-checked.md-focused .md-container:before {
+        background-color: '{{primary-color-0.26}}';
+      }
+
       &.md-checked .md-icon:after {
         border-color: '{{background-200}}';
       }
@@ -43,14 +50,15 @@ md-checkbox.md-THEME_NAME-theme {
       .md-ripple {
         color: '{{warn-600}}';
       }
-
       .md-icon {
         border-color: '{{foreground-2}}';
       }
       &.md-checked .md-icon {
         background-color: '{{warn-color-0.87}}';
       }
-
+      &.md-checked.md-focused:not([disabled]) .md-container:before {
+        background-color: '{{warn-color-0.26}}';
+      }
       &.md-checked .md-icon:after {
         border-color: '{{background-200}}';
       }

src/components/checkbox/checkbox.js

@@ -49,7 +49,7 @@ angular
  * </hljs>
  *
  */
-function MdCheckboxDirective(inputDirective, $mdInkRipple, $mdAria, $mdConstant, $mdTheming, $mdUtil) {
+function MdCheckboxDirective(inputDirective, $mdInkRipple, $mdAria, $mdConstant, $mdTheming, $mdUtil, $timeout) {
   inputDirective = inputDirective[0];
   var CHECKED_CSS = 'md-checked';
 
@@ -96,13 +96,28 @@ function MdCheckboxDirective(inputDirective, $mdInkRipple, $mdAria, $mdConstant,
         0: {}
       }, attr, [ngModelCtrl]);
 
-      element.on('click', listener)
-        .on('keypress', keypressHandler);
+      scope.mouseActive = false;
+      element
+        .on('click', listener)
+        .on('keypress', keypressHandler)
+        .on('mousedown', function() {
+          scope.mouseActive = true;
+          $timeout(function(){
+            scope.mouseActive = false;
+          }, 100);
+        })
+        .on('focus', function() {
+          if(scope.mouseActive === false) { element.addClass('md-focused'); }
+        })
+        .on('blur', function() { element.removeClass('md-focused'); });
+
       ngModelCtrl.$render = render;
 
       function keypressHandler(ev) {
-        if(ev.which === $mdConstant.KEY_CODE.SPACE || ev.which === $mdConstant.KEY_CODE.ENTER) {
+        var keyCode = ev.which || ev.keyCode;
+        if (keyCode === $mdConstant.KEY_CODE.SPACE || keyCode === $mdConstant.KEY_CODE.ENTER) {
           ev.preventDefault();
+          if (!element.hasClass('md-focused')) { element.addClass('md-focused'); }
           listener(ev);
         }
       }

src/components/checkbox/checkbox.scss

@@ -16,13 +16,43 @@ md-checkbox {
     box-sizing: border-box;
   }
 
+  &.md-focused:not([disabled]) {
+    .md-container:before {
+      left: -8px;
+      top: -8px;
+      right: -8px;
+      bottom: -8px;
+    }
+
+    &:not(.md-checked) {
+      .md-container:before {
+        background-color: rgba(0, 0, 0, 0.12);
+      }
+    }
+  }
+
   .md-container {
     position: relative;
     top: 4px;
     display: inline-block;
     width: $checkbox-width;
     height: $checkbox-height;
 
+    &:before {
+      background-color: transparent;
+      border-radius: 50%;
+      content: '';
+      position: absolute;
+      display: block;
+      height: auto;
+      left: 0;
+      top: 0;
+      right: 0;
+      bottom: 0;
+      transition: all 0.5s;
+      width: auto;
+    }
+
     &:after {
       content: '';
       position: absolute;
@@ -65,11 +95,6 @@ md-checkbox {
     cursor: no-drop;
   }
 
-  // focus
-  &:focus .md-label:not(:empty) {
-    border-color: black;
-  }
-
 
   &.md-checked .md-icon:after {
     transform: rotate(45deg);

src/components/checkbox/checkbox.spec.js

@@ -67,8 +67,33 @@ describe('mdCheckbox', function() {
 
     checkbox.triggerHandler('click');
     expect($rootScope.blue).toBe(true);
+  }));
 
+  it('should not set focus state on mousedown', inject(function($compile, $rootScope) {
+    var checkbox = $compile('<md-checkbox ng-model="blue">')($rootScope.$new());
+    $rootScope.$apply();
+    checkbox.triggerHandler('mousedown');
+    expect(checkbox[0]).not.toHaveClass('md-focused');
+  }));
 
+  it('should set focus state on focus and remove on blur', inject(function($compile, $rootScope) {
+    var checkbox = $compile('<md-checkbox ng-model="blue">')($rootScope.$new());
+    $rootScope.$apply();
+    checkbox.triggerHandler('focus');
+    expect(checkbox[0]).toHaveClass('md-focused');
+    checkbox.triggerHandler('blur');
+    expect(checkbox[0]).not.toHaveClass('md-focused');
+  }));
+
+  it('should set focus state on keyboard interaction after clicking', inject(function($compile, $rootScope, $mdConstant) {
+    var checkbox = $compile('<md-checkbox ng-model="blue">')($rootScope.$new());
+    $rootScope.$apply();
+    checkbox.triggerHandler('mousedown');
+    checkbox.triggerHandler({
+      type: 'keypress',
+      keyCode: $mdConstant.KEY_CODE.SPACE
+    });
+    expect(checkbox[0]).toHaveClass('md-focused');
   }));
 
   describe('ng core checkbox tests', function() {

src/components/list/demoListControls/index.html

@@ -25,7 +25,7 @@
   <md-divider></md-divider>
   <md-subheader class="md-no-sticky">Avatar with Secondary Action Icon</md-subheader>
   <md-list-item ng-repeat="person in people" ng-click="goToPerson(person.name)">
-    <img alt="avatar" src="http://lorempixel.com/100/100/people/?{{$index}}" class="md-avatar" />
+    <img alt="{{ person.name }" ng-src="{{ person.img }}" class="md-avatar" />
     <p>{{ person.name }}</p>
     <md-icon md-svg-icon="communication:messenger" ng-click="doSecondaryAction()" aria-label="Open Chat" class="md-secondary md-hue-3" ng-class="{'md-primary': person.newMessage}"></md-icon>
   </md-list-item>

src/components/list/demoListControls/script.js

@@ -25,12 +25,10 @@ angular.module('listDemo2', ['ngMaterial'])
     {id: 3, title: "Message C", selected: true},
   ];
 
-
-
   $scope.people = [
-    { name: 'Janet Perkins', newMessage: true },
-    { name: 'Mary Johnson', newMessage: false },
-    { name: 'Peter Carlsson', newMessage: false }
+    { name: 'Janet Perkins', img: 'img/100-0.jpeg', newMessage: true },
+    { name: 'Mary Johnson', img: 'img/100-1.jpeg', newMessage: false },
+    { name: 'Peter Carlsson', img: 'img/100-2.jpeg', newMessage: false }
   ];
 
   $scope.goToPerson = function(person) {

src/components/list/list-theme.scss

@@ -9,7 +9,6 @@ md-list.md-THEME_NAME-theme {
     }
   }
   .md-proxy-focus.md-focused div.md-no-style,
-  .md-secondary:focus,
   .md-no-style:focus {
     background-color: '{{background-100}}';
   }

src/components/radioButton/radio-button-theme.scss

@@ -82,6 +82,14 @@ md-radio-button.md-THEME_NAME-theme {
 }
 
 
-md-radio-group.md-THEME_NAME-theme:focus:not(:empty) {
-  border-color: '{{foreground-1}}';
+md-radio-group.md-THEME_NAME-theme.md-focused:not(:empty) {
+  .md-checked .md-container:before {
+    background-color: '{{accent-color-0.26}}';
+  }
+  .md-checked:not([disabled]).md-primary .md-container:before {
+    background-color: '{{primary-color-0.26}}';
+  }
+  .md-checked.md-primary .md-container:before {
+    background-color: '{{warn-color-0.26}}';
+  }
 }

src/components/radioButton/radio-button.scss

@@ -35,6 +35,21 @@ md-radio-button,
       left: -$radio-width;
       top: -$radio-width;
     }
+
+    &:before {
+      background-color: transparent;
+      border-radius: 50%;
+      content: '';
+      position: absolute;
+      display: block;
+      height: auto;
+      left: 0;
+      top: 0;
+      right: 0;
+      bottom: 0;
+      transition: all 0.5s;
+      width: auto;
+    }
   }
 
 
@@ -81,14 +96,17 @@ md-radio-button,
 
 }
 md-radio-group {
-  border: 1px dotted transparent;
-  display: block;
-  outline: none;
-}
-
-
-.radioButtondemoBasicUsage  md-radio-group {
-  border: none;
+  &:focus {
+    outline: none;
+  }
+  &.md-focused {
+    .md-checked .md-container:before {
+      left: -8px;
+      top: -8px;
+      right: -8px;
+      bottom: -8px;
+    }
+  }
 }
 
 @media screen and (-ms-high-contrast: active) {

src/components/radioButton/radioButton.js

@@ -53,7 +53,7 @@ angular.module('material.components.radioButton', [
  * </hljs>
  *
  */
-function mdRadioGroupDirective($mdUtil, $mdConstant, $mdTheming) {
+function mdRadioGroupDirective($mdUtil, $mdConstant, $mdTheming, $timeout) {
   RadioGroupController.prototype = createRadioGroupControllerProto();
 
   return {
@@ -68,18 +68,25 @@ function mdRadioGroupDirective($mdUtil, $mdConstant, $mdTheming) {
     var rgCtrl = ctrls[0];
     var ngModelCtrl = ctrls[1] || $mdUtil.fakeNgModel();
 
+    function setFocus() {
+      if (!element.hasClass('md-focused')) { element.addClass('md-focused'); }
+    }
+
     function keydownListener(ev) {
-      switch(ev.keyCode) {
+      var keyCode = ev.which || ev.keyCode;
+      switch(keyCode) {
         case $mdConstant.KEY_CODE.LEFT_ARROW:
         case $mdConstant.KEY_CODE.UP_ARROW:
           ev.preventDefault();
           rgCtrl.selectPrevious();
+          setFocus();
           break;
 
         case $mdConstant.KEY_CODE.RIGHT_ARROW:
         case $mdConstant.KEY_CODE.DOWN_ARROW:
           ev.preventDefault();
           rgCtrl.selectNext();
+          setFocus();
           break;
 
         case $mdConstant.KEY_CODE.ENTER:
@@ -93,12 +100,22 @@ function mdRadioGroupDirective($mdUtil, $mdConstant, $mdTheming) {
 
     rgCtrl.init(ngModelCtrl);
 
+    scope.mouseActive = false;
     element.attr({
               'role': 'radiogroup',
               'tabIndex': element.attr('tabindex') || '0'
             })
-            .on('keydown', keydownListener);
-
+            .on('keydown', keydownListener)
+            .on('mousedown', function(event) {
+              scope.mouseActive = true;
+              $timeout(function() {
+                scope.mouseActive = false;
+              }, 100);
+            })
+            .on('focus', function() {
+              if(scope.mouseActive === false) { rgCtrl.$element.addClass('md-focused'); }
+            })
+            .on('blur', function() { rgCtrl.$element.removeClass('md-focused'); });
   }
 
   function RadioGroupController($element) {