Fixes #2792: Render a line highlight decoration when having a current find match

src/vs/editor/contrib/find/common/findDecorations.ts

@@ -14,6 +14,7 @@ export class FindDecorations implements IDisposable {
 	private _editor:editorCommon.ICommonCodeEditor;
 	private _decorations:string[];
 	private _findScopeDecorationId:string;
+	private _lineHighlightDecorationId:string;
 	private _highlightedDecorationId:string;
 	private _startPosition:Position;
 
@@ -21,6 +22,7 @@ export class FindDecorations implements IDisposable {
 		this._editor = editor;
 		this._decorations = [];
 		this._findScopeDecorationId = null;
+		this._lineHighlightDecorationId = null;
 		this._highlightedDecorationId = null;
 		this._startPosition = this._editor.getPosition();
 	}
@@ -31,6 +33,7 @@ export class FindDecorations implements IDisposable {
 		this._editor = null;
 		this._decorations = [];
 		this._findScopeDecorationId = null;
+		this._lineHighlightDecorationId = null;
 		this._highlightedDecorationId = null;
 		this._startPosition = null;
 	}
@@ -38,6 +41,7 @@ export class FindDecorations implements IDisposable {
 	public reset(): void {
 		this._decorations = [];
 		this._findScopeDecorationId = null;
+		this._lineHighlightDecorationId = null;
 		this._highlightedDecorationId = null;
 	}
 
@@ -95,6 +99,14 @@ export class FindDecorations implements IDisposable {
 					this._highlightedDecorationId = newCurrentDecorationId;
 					changeAccessor.changeDecorationOptions(this._highlightedDecorationId, FindDecorations.createFindMatchDecorationOptions(true));
 				}
+				if (this._lineHighlightDecorationId !== null) {
+					changeAccessor.removeDecoration(this._lineHighlightDecorationId);
+					this._lineHighlightDecorationId = null;
+				}
+				if (newCurrentDecorationId !== null) {
+					let rng = this._editor.getModel().getDecorationRange(newCurrentDecorationId);
+					this._lineHighlightDecorationId = changeAccessor.addDecoration(rng, FindDecorations.createLineHighlightDecoration());
+				}
 			});
 		}
 
@@ -122,6 +134,7 @@ export class FindDecorations implements IDisposable {
 			this._findScopeDecorationId = null;
 		}
 		this._decorations = tmpDecorations;
+		this._lineHighlightDecorationId = null;
 		this._highlightedDecorationId = null;
 	}
 
@@ -131,6 +144,9 @@ export class FindDecorations implements IDisposable {
 		if (this._findScopeDecorationId) {
 			result.push(this._findScopeDecorationId);
 		}
+		if (this._lineHighlightDecorationId) {
+			result.push(this._lineHighlightDecorationId);
+		}
 		return result;
 	}
 
@@ -146,6 +162,14 @@ export class FindDecorations implements IDisposable {
 		};
 	}
 
+	private static createLineHighlightDecoration(): editorCommon.IModelDecorationOptions {
+		return {
+			stickiness: editorCommon.TrackedRangeStickiness.NeverGrowsWhenTypingAtEdges,
+			className: 'lineHighlight',
+			isWholeLine: true
+		};
+	}
+
 	private static createFindScopeDecorationOptions(): editorCommon.IModelDecorationOptions {
 		return {
 			className: 'findScope',