editor: fix enter and support for backspace

Enter on middle of line now will cut the text and move the rest text
after caret to the next line.

Pressing backspace on the beginning of line will merge the line with
previous one.

1 files changed, 3 insertions, 2 deletions

diff --git a/editor/editor.d.ts b/editor/editor.d.ts
index 5e781e5..9685f61 100644
--- a/editor/editor.d.ts
+++ b/editor/editor.d.ts
@@ -21,10 +21,11 @@ export declare class Editor implements IEditor {
     OpenFile(path: string): Response;
     SaveFile(node: IVfsNode): Response;
     initStyle(): void;
-    insertNewline(x: number): void;
+    insertNewline(x: number, text: string): void;
     onClickText(text: HTMLElement): void;
-    onKeydownText(x: number, text: HTMLElement, ev: KeyboardEvent): boolean;
+    onKeydownText(x: number, text: HTMLElement, ev: KeyboardEvent): boolean | undefined;
     onMouseDownAtLine(x: number): void;
     onMouseUpAtLine(x: number): void;
     render(): void;
+    setCaret(elText: HTMLElement, off: number): void;
 }