Add IMouseTargetOutsideEditor.outsideDistance

Author: alexdima

src/vs/editor/browser/controller/mouseHandler.ts

@@ -496,41 +496,45 @@ class MouseDownOperation extends Disposable {
 		const mouseColumn = this._getMouseColumn(e);
 
 		if (e.posy < editorContent.y) {
-			const verticalOffset = Math.max(viewLayout.getCurrentScrollTop() - (editorContent.y - e.posy), 0);
+			const outsideDistance = editorContent.y - e.posy;
+			const verticalOffset = Math.max(viewLayout.getCurrentScrollTop() - outsideDistance, 0);
 			const viewZoneData = HitTestContext.getZoneAtCoord(this._context, verticalOffset);
 			if (viewZoneData) {
 				const newPosition = this._helpPositionJumpOverViewZone(viewZoneData);
 				if (newPosition) {
-					return MouseTarget.createOutsideEditor(mouseColumn, newPosition, 'above');
+					return MouseTarget.createOutsideEditor(mouseColumn, newPosition, 'above', outsideDistance);
 				}
 			}
 
 			const aboveLineNumber = viewLayout.getLineNumberAtVerticalOffset(verticalOffset);
-			return MouseTarget.createOutsideEditor(mouseColumn, new Position(aboveLineNumber, 1), 'above');
+			return MouseTarget.createOutsideEditor(mouseColumn, new Position(aboveLineNumber, 1), 'above', outsideDistance);
 		}
 
 		if (e.posy > editorContent.y + editorContent.height) {
+			const outsideDistance = e.posy - editorContent.y - editorContent.height;
 			const verticalOffset = viewLayout.getCurrentScrollTop() + e.relativePos.y;
 			const viewZoneData = HitTestContext.getZoneAtCoord(this._context, verticalOffset);
 			if (viewZoneData) {
 				const newPosition = this._helpPositionJumpOverViewZone(viewZoneData);
 				if (newPosition) {
-					return MouseTarget.createOutsideEditor(mouseColumn, newPosition, 'below');
+					return MouseTarget.createOutsideEditor(mouseColumn, newPosition, 'below', outsideDistance);
 				}
 			}
 
 			const belowLineNumber = viewLayout.getLineNumberAtVerticalOffset(verticalOffset);
-			return MouseTarget.createOutsideEditor(mouseColumn, new Position(belowLineNumber, model.getLineMaxColumn(belowLineNumber)), 'below');
+			return MouseTarget.createOutsideEditor(mouseColumn, new Position(belowLineNumber, model.getLineMaxColumn(belowLineNumber)), 'below', outsideDistance);
 		}
 
 		const possibleLineNumber = viewLayout.getLineNumberAtVerticalOffset(viewLayout.getCurrentScrollTop() + e.relativePos.y);
 
 		if (e.posx < editorContent.x) {
-			return MouseTarget.createOutsideEditor(mouseColumn, new Position(possibleLineNumber, 1), 'left');
+			const outsideDistance = editorContent.x - e.posx;
+			return MouseTarget.createOutsideEditor(mouseColumn, new Position(possibleLineNumber, 1), 'left', outsideDistance);
 		}
 
 		if (e.posx > editorContent.x + editorContent.width) {
-			return MouseTarget.createOutsideEditor(mouseColumn, new Position(possibleLineNumber, model.getLineMaxColumn(possibleLineNumber)), 'right');
+			const outsideDistance = e.posx - editorContent.x - editorContent.width;
+			return MouseTarget.createOutsideEditor(mouseColumn, new Position(possibleLineNumber, model.getLineMaxColumn(possibleLineNumber)), 'right', outsideDistance);
 		}
 
 		return null;

src/vs/editor/browser/controller/mouseTarget.ts

@@ -99,8 +99,8 @@ export class MouseTarget {
 	public static createOverlayWidget(element: Element | null, mouseColumn: number, detail: string): IMouseTargetOverlayWidget {
 		return { type: MouseTargetType.OVERLAY_WIDGET, element, mouseColumn, position: null, range: null, detail };
 	}
-	public static createOutsideEditor(mouseColumn: number, position: Position, outsidePosition: 'above' | 'below' | 'left' | 'right'): IMouseTargetOutsideEditor {
-		return { type: MouseTargetType.OUTSIDE_EDITOR, element: null, mouseColumn, position, range: this._deduceRage(position), outsidePosition };
+	public static createOutsideEditor(mouseColumn: number, position: Position, outsidePosition: 'above' | 'below' | 'left' | 'right', outsideDistance: number): IMouseTargetOutsideEditor {
+		return { type: MouseTargetType.OUTSIDE_EDITOR, element: null, mouseColumn, position, range: this._deduceRage(position), outsidePosition, outsideDistance };
 	}
 
 	private static _typeToString(type: MouseTargetType): string {

src/vs/editor/browser/editorBrowser.ts

@@ -392,6 +392,7 @@ export interface IMouseTargetOverviewRuler extends IBaseMouseTarget {
 export interface IMouseTargetOutsideEditor extends IBaseMouseTarget {
 	readonly type: MouseTargetType.OUTSIDE_EDITOR;
 	readonly outsidePosition: 'above' | 'below' | 'left' | 'right';
+	readonly outsideDistance: number;
 }
 /**
  * Target hit with the mouse in the editor.

src/vs/monaco.d.ts

@@ -5047,6 +5047,7 @@ declare namespace monaco.editor {
 	export interface IMouseTargetOutsideEditor extends IBaseMouseTarget {
 		readonly type: MouseTargetType.OUTSIDE_EDITOR;
 		readonly outsidePosition: 'above' | 'below' | 'left' | 'right';
+		readonly outsideDistance: number;
 	}
 
 	/**