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merge from dev

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This commit is contained in:
Luke Pulverenti 2016-01-12 14:55:45 -05:00
parent 9e1a2cf66a
commit 189942e289
298 changed files with 53049 additions and 5413 deletions
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53
dashboard-ui/bower_components/iron-a11y-keys-behavior/iron-a11y-keys-behavior.html vendored
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@ -65,6 +65,15 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
'meta': 'metaKey'
};
/**
* KeyboardEvent.key is mostly represented by printable character made by
* the keyboard, with unprintable keys labeled nicely.
*
* However, on OS X, Alt+char can make a Unicode character that follows an
* Apple-specific mapping. In this case, we fall back to .keyCode.
*/
var KEY_CHAR = /[a-z0-9*]/;
/**
* Matches a keyIdentifier string.
*/
@ -81,14 +90,22 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
*/
var SPACE_KEY = /^space(bar)?/;
function transformKey(key) {
/**
* Transforms the key.
* @param {string} key The KeyBoardEvent.key
* @param {Boolean} [noSpecialChars] Limits the transformation to
* alpha-numeric characters.
*/
function transformKey(key, noSpecialChars) {
var validKey = '';
if (key) {
var lKey = key.toLowerCase();
if (lKey === ' ' || SPACE_KEY.test(lKey)) {
validKey = 'space';
} else if (lKey.length == 1) {
validKey = lKey;
if (!noSpecialChars || KEY_CHAR.test(lKey)) {
validKey = lKey;
}
} else if (ARROW_KEY.test(lKey)) {
validKey = lKey.replace('arrow', '');
} else if (lKey == 'multiply') {
@ -139,17 +156,29 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
return validKey;
}
function normalizedKeyForEvent(keyEvent) {
// fall back from .key, to .keyIdentifier, to .keyCode, and then to
// .detail.key to support artificial keyboard events
return transformKey(keyEvent.key) ||
/**
* Calculates the normalized key for a KeyboardEvent.
* @param {KeyboardEvent} keyEvent
* @param {Boolean} [noSpecialChars] Set to true to limit keyEvent.key
* transformation to alpha-numeric chars. This is useful with key
* combinations like shift + 2, which on FF for MacOS produces
* keyEvent.key = @
* To get 2 returned, set noSpecialChars = true
* To get @ returned, set noSpecialChars = false
*/
function normalizedKeyForEvent(keyEvent, noSpecialChars) {
// Fall back from .key, to .keyIdentifier, to .keyCode, and then to
// .detail.key to support artificial keyboard events.
return transformKey(keyEvent.key, noSpecialChars) ||
transformKeyIdentifier(keyEvent.keyIdentifier) ||
transformKeyCode(keyEvent.keyCode) ||
transformKey(keyEvent.detail.key) || '';
transformKey(keyEvent.detail.key, noSpecialChars) || '';
}
function keyComboMatchesEvent(keyCombo, event, eventKey) {
return eventKey === keyCombo.key &&
function keyComboMatchesEvent(keyCombo, event) {
// For combos with modifiers we support only alpha-numeric keys
var keyEvent = normalizedKeyForEvent(event, keyCombo.hasModifiers);
return keyEvent === keyCombo.key &&
(!keyCombo.hasModifiers || (
!!event.shiftKey === !!keyCombo.shiftKey &&
!!event.ctrlKey === !!keyCombo.ctrlKey &&
@ -286,9 +315,8 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
keyboardEventMatchesKeys: function(event, eventString) {
var keyCombos = parseEventString(eventString);
var eventKey = normalizedKeyForEvent(event);
for (var i = 0; i < keyCombos.length; ++i) {
if (keyComboMatchesEvent(keyCombos[i], event, eventKey)) {
if (keyComboMatchesEvent(keyCombos[i], event)) {
return true;
}
}
@ -388,11 +416,10 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
return;
}
var eventKey = normalizedKeyForEvent(event);
for (var i = 0; i < keyBindings.length; i++) {
var keyCombo = keyBindings[i][0];
var handlerName = keyBindings[i][1];
if (keyComboMatchesEvent(keyCombo, event, eventKey)) {
if (keyComboMatchesEvent(keyCombo, event)) {
this._triggerKeyHandler(keyCombo, handlerName, event);
// exit the loop if eventDefault was prevented
if (event.defaultPrevented) {