| // Copyright (C) 2016 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| (function() { |
| 'use strict'; |
| |
| Polymer({ |
| is: 'gr-button', |
| |
| properties: { |
| link: { |
| type: Boolean, |
| reflectToAttribute: true, |
| }, |
| disabled: { |
| type: Boolean, |
| observer: '_disabledChanged', |
| reflectToAttribute: true, |
| }, |
| _enabledTabindex: { |
| type: String, |
| value: '0', |
| }, |
| }, |
| |
| listeners: { |
| tap: '_handleAction', |
| click: '_handleAction', |
| }, |
| |
| behaviors: [ |
| Gerrit.KeyboardShortcutBehavior, |
| Gerrit.TooltipBehavior, |
| ], |
| |
| hostAttributes: { |
| role: 'button', |
| tabindex: '0', |
| }, |
| |
| keyBindings: { |
| 'space enter': '_handleCommitKey', |
| }, |
| |
| _handleAction(e) { |
| if (this.disabled) { |
| e.preventDefault(); |
| e.stopImmediatePropagation(); |
| } |
| }, |
| |
| _disabledChanged(disabled) { |
| if (disabled) { |
| this._enabledTabindex = this.getAttribute('tabindex'); |
| } |
| this.setAttribute('tabindex', disabled ? '-1' : this._enabledTabindex); |
| }, |
| |
| _handleCommitKey(e) { |
| e.preventDefault(); |
| this.click(); |
| }, |
| }); |
| })(); |