blob: 5d600838bfed514ccc784cf6b7c1a25bbcc328cb [file] [log] [blame]
/**
* @license
* 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.
*/
import {GrDiffBuilder} from './gr-diff-builder';
import {GrDiffGroup, GrDiffGroupType} from '../gr-diff/gr-diff-group';
import {DiffInfo, DiffPreferencesInfo} from '../../../types/diff';
import {GrDiffLine, LineNumber} from '../gr-diff/gr-diff-line';
import {DiffViewMode, Side} from '../../../constants/constants';
import {DiffLayer} from '../../../types/types';
import {RenderPreferences} from '../../../api/diff';
export class GrDiffBuilderSideBySide extends GrDiffBuilder {
constructor(
diff: DiffInfo,
prefs: DiffPreferencesInfo,
outputEl: HTMLElement,
layers: DiffLayer[] = [],
renderPrefs?: RenderPreferences
) {
super(diff, prefs, outputEl, layers, renderPrefs);
}
_getMoveControlsConfig() {
return {
numberOfCells: 4,
movedOutIndex: 1,
movedInIndex: 3,
lineNumberCols: [0, 2],
};
}
buildSectionElement(group: GrDiffGroup) {
const sectionEl = this._createElement('tbody', 'section');
sectionEl.classList.add(group.type);
if (this._isTotal(group)) {
sectionEl.classList.add('total');
}
if (group.dueToRebase) {
sectionEl.classList.add('dueToRebase');
}
if (group.moveDetails) {
sectionEl.classList.add('dueToMove');
sectionEl.appendChild(this._buildMoveControls(group));
}
if (group.ignoredWhitespaceOnly) {
sectionEl.classList.add('ignoredWhitespaceOnly');
}
if (group.type === GrDiffGroupType.CONTEXT_CONTROL) {
this._createContextControls(sectionEl, group, DiffViewMode.SIDE_BY_SIDE);
return sectionEl;
}
const pairs = group.getSideBySidePairs();
for (let i = 0; i < pairs.length; i++) {
sectionEl.appendChild(this._createRow(pairs[i].left, pairs[i].right));
}
return sectionEl;
}
addColumns(outputEl: HTMLElement, lineNumberWidth: number): void {
const colgroup = document.createElement('colgroup');
// Add the blame column.
let col = this._createElement('col', 'blame');
colgroup.appendChild(col);
// Add left-side line number.
col = this._createElement('col', 'left');
col.setAttribute('width', lineNumberWidth.toString());
colgroup.appendChild(col);
// Add left-side content.
colgroup.appendChild(this._createElement('col', 'left'));
// Add right-side line number.
col = document.createElement('col');
col.setAttribute('width', lineNumberWidth.toString());
colgroup.appendChild(col);
// Add right-side content.
colgroup.appendChild(document.createElement('col'));
outputEl.appendChild(colgroup);
}
_createRow(leftLine: GrDiffLine, rightLine: GrDiffLine) {
const row = this._createElement('tr');
row.classList.add('diff-row', 'side-by-side');
row.setAttribute('left-type', leftLine.type);
row.setAttribute('right-type', rightLine.type);
// TabIndex makes screen reader read a row when navigating with j/k
row.tabIndex = -1;
row.appendChild(this._createBlameCell(leftLine.beforeNumber));
this._appendPair(row, leftLine, leftLine.beforeNumber, Side.LEFT);
this._appendPair(row, rightLine, rightLine.afterNumber, Side.RIGHT);
return row;
}
_appendPair(
row: HTMLElement,
line: GrDiffLine,
lineNumber: LineNumber,
side: Side
) {
const lineNumberEl = this._createLineEl(line, lineNumber, line.type, side);
row.appendChild(lineNumberEl);
row.appendChild(this._createTextEl(lineNumberEl, line, side));
}
_getNextContentOnSide(content: HTMLElement, side: Side): HTMLElement | null {
let tr: HTMLElement = content.parentElement!.parentElement!;
while ((tr = tr.nextSibling as HTMLElement)) {
const nextContent = tr.querySelector(
'td.content .contentText[data-side="' + side + '"]'
);
if (nextContent) return nextContent as HTMLElement;
}
return null;
}
override updateRenderPrefs(_renderPrefs: RenderPreferences) {}
}