| // Copyright (C) 2018 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-diff-mode-selector', |
| |
| properties: { |
| mode: { |
| type: String, |
| notify: true, |
| }, |
| |
| /** |
| * If set to true, the user's preference will be updated every time a |
| * button is tapped. Don't set to true if there is no user. |
| */ |
| saveOnChange: { |
| type: Boolean, |
| value: false, |
| }, |
| |
| /** @type {?} */ |
| _VIEW_MODES: { |
| type: Object, |
| readOnly: true, |
| value: { |
| SIDE_BY_SIDE: 'SIDE_BY_SIDE', |
| UNIFIED: 'UNIFIED_DIFF', |
| }, |
| }, |
| }, |
| |
| /** |
| * Set the mode. If save on change is enabled also update the preference. |
| */ |
| setMode(newMode) { |
| if (this.saveOnChange && this.mode && this.mode !== newMode) { |
| this.$.restAPI.savePreferences({diff_view: newMode}); |
| } |
| this.mode = newMode; |
| }, |
| |
| _computeSelectedClass(diffViewMode, buttonViewMode) { |
| return buttonViewMode === diffViewMode ? 'selected' : ''; |
| }, |
| |
| _handleSideBySideTap() { |
| this.setMode(this._VIEW_MODES.SIDE_BY_SIDE); |
| }, |
| |
| _handleUnifiedTap() { |
| this.setMode(this._VIEW_MODES.UNIFIED); |
| }, |
| }); |
| })(); |
