simplify decoration rules and add trace assertion for when things go south...
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@ -795,7 +795,7 @@ function getSharedStyleSheet(): HTMLStyleElement {
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return _sharedStyleSheet;
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}
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function getDynamicStyleSheetRules(style: any) {
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export function getDynamicStyleSheetRules(style: any): CSSStyleRule[] {
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if (style && style.sheet && style.sheet.rules) {
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// Chrome, IE
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return style.sheet.rules;
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@ -10,7 +10,7 @@ import { TernarySearchTree } from 'vs/base/common/map';
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import { IDisposable, toDisposable, DisposableStore } from 'vs/base/common/lifecycle';
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import { isThenable } from 'vs/base/common/async';
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import { LinkedList } from 'vs/base/common/linkedList';
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import { createStyleSheet, createCSSRule, removeCSSRulesContainingSelector } from 'vs/base/browser/dom';
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import { createStyleSheet, createCSSRule, removeCSSRulesContainingSelector, getDynamicStyleSheetRules } from 'vs/base/browser/dom';
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import { IThemeService, ITheme } from 'vs/platform/theme/common/themeService';
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import { IdGenerator } from 'vs/base/common/idGenerator';
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import { isFalsyOrWhitespace } from 'vs/base/common/strings';
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@ -22,25 +22,25 @@ import { ILogService } from 'vs/platform/log/common/log';
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class DecorationRule {
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static keyOf(data: IDecorationData | IDecorationData[]): string {
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if (Array.isArray(data)) {
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return data.map(DecorationRule.keyOf).join(',');
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} else {
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const { color, letter } = data;
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return `${color}/${letter}`;
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static keyOf(data: IDecorationData[]): string {
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let result = '';
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for (const d of data) {
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const { color, letter } = d;
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result += `${color}/${letter}`;
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}
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return result;
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}
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private static readonly _classNames = new IdGenerator('monaco-decorations-style-');
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readonly data: IDecorationData | IDecorationData[];
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readonly data: IDecorationData[];
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readonly itemColorClassName: string;
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readonly itemBadgeClassName: string;
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readonly bubbleBadgeClassName: string;
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private _refCounter: number = 0;
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constructor(data: IDecorationData | IDecorationData[]) {
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constructor(data: IDecorationData[]) {
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this.data = data;
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this.itemColorClassName = DecorationRule._classNames.nextId();
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this.itemBadgeClassName = DecorationRule._classNames.nextId();
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@ -56,30 +56,13 @@ class DecorationRule {
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}
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appendCSSRules(element: HTMLStyleElement, theme: ITheme): void {
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if (!Array.isArray(this.data)) {
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this._appendForOne(this.data, element, theme);
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} else {
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this._appendForMany(this.data, element, theme);
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}
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}
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private _appendForOne(data: IDecorationData, element: HTMLStyleElement, theme: ITheme): void {
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const { color, letter } = data;
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// label
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createCSSRule(`.${this.itemColorClassName}`, `color: ${getColor(theme, color)};`, element);
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// letter
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if (letter) {
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createCSSRule(`.${this.itemBadgeClassName}::after`, `content: "${letter}"; color: ${getColor(theme, color)};`, element);
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}
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}
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private _appendForMany(data: IDecorationData[], element: HTMLStyleElement, theme: ITheme): void {
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// label
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const { color } = data[0];
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const { color } = this.data[0];
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createCSSRule(`.${this.itemColorClassName}`, `color: ${getColor(theme, color)};`, element);
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// badge
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const letters = data.filter(d => !isFalsyOrWhitespace(d.letter)).map(d => d.letter);
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const letters = this.data.filter(d => !isFalsyOrWhitespace(d.letter)).map(d => d.letter);
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if (letters.length) {
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createCSSRule(`.${this.itemBadgeClassName}::after`, `content: "${letters.join(', ')}"; color: ${getColor(theme, color)};`, element);
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}
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@ -134,6 +117,8 @@ class DecorationStyles {
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rule.acquire();
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this._validate();
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let labelClassName = rule.itemColorClassName;
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let badgeClassName = rule.itemBadgeClassName;
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let tooltip = data.filter(d => !isFalsyOrWhitespace(d.tooltip)).map(d => d.tooltip).join(' • ');
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@ -153,6 +138,7 @@ class DecorationStyles {
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this._decorationRules.delete(key);
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rule.removeCSSRules(this._styleElement);
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rule = undefined;
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this._validate();
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}
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}
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};
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@ -164,6 +150,13 @@ class DecorationStyles {
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rule.appendCSSRules(this._styleElement, this._themeService.getTheme());
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});
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}
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private _validate(): void {
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const ruleCount = getDynamicStyleSheetRules(this._styleElement).length;
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if (this._decorationRules.size * 3 !== ruleCount) {
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console.trace('THIS IS BAD - CHECK YOUR DECORATIONS SOMETHING IS OUT OF SYNC');
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}
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}
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}
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class FileDecorationChangeEvent implements IResourceDecorationChangeEvent {
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