Add property default show context value proeprty (#97920)

* Add property default show context value proeprty

* Change precedence

defaultShowContextValue takes precedence
over
reusePriorSearchConfiguration

* Respect 0 as a default context lines value
Co-authored-by: NJackson Kearl <jakearl@microsoft.com>

src/vs/workbench/contrib/search/browser/search.contribution.ts

@@ -831,6 +831,10 @@ configurationRegistry.registerConfiguration({
 			default: false,
 			markdownDescription: nls.localize('search.searchEditor.reusePriorSearchConfiguration', "When enabled, new Search Editors will reuse the includes, excludes, and flags of the previously opened Search Editor")
 		},
+		'search.searchEditor.defaultShowContextValue': {
+			type: ['number', 'null'],
+			default: null,
+		},
 		'search.sortOrder': {
 			'type': 'string',
 			'enum': [SearchSortOrder.Default, SearchSortOrder.FileNames, SearchSortOrder.Type, SearchSortOrder.Modified, SearchSortOrder.CountDescending, SearchSortOrder.CountAscending],

src/vs/workbench/contrib/searchEditor/browser/searchEditorInput.ts

@@ -304,11 +304,20 @@ export const getOrMakeSearchEditorInput = (
 	const storageService = accessor.get(IStorageService);
 	const configurationService = accessor.get(IConfigurationService);
 
-	const reuseOldSettings = configurationService.getValue<ISearchConfigurationProperties>('search').searchEditor?.reusePriorSearchConfiguration;
+	const searchEditorSettings = configurationService.getValue<ISearchConfigurationProperties>('search').searchEditor;
+
+	const reuseOldSettings = searchEditorSettings?.reusePriorSearchConfiguration;
+	const defaultShowContextValue = searchEditorSettings?.defaultShowContextValue;
+
 	const priorConfig: SearchConfiguration = reuseOldSettings ? new Memento(SearchEditorInput.ID, storageService).getMemento(StorageScope.WORKSPACE).searchConfig : {};
 	const defaultConfig = defaultSearchConfig();
+
 	let config = { ...defaultConfig, ...priorConfig, ...existingData.config };
 
+	if (defaultShowContextValue !== null && defaultShowContextValue !== undefined) {
+		config.contextLines = defaultShowContextValue;
+	}
+
 	const modelUri = existingData.modelUri ?? URI.from({ scheme: SearchEditorScheme, fragment: `${Math.random()}` });
 
 	const cacheKey = existingData.backingUri?.toString() ?? modelUri.toString();

src/vs/workbench/services/search/common/search.ts

@@ -350,6 +350,7 @@ export interface ISearchConfigurationProperties {
 	searchEditor: {
 		doubleClickBehaviour: 'selectWord' | 'goToLocation' | 'openLocationToSide',
 		reusePriorSearchConfiguration: boolean,
+		defaultShowContextValue: number | null,
 		experimental: {}
 	};
 	sortOrder: SearchSortOrder;