From b1877b4dc7b903fabaf9edbba116887ce0e83474 Mon Sep 17 00:00:00 2001
From: meganrogge <megrogge@gmail.com>
Date: Thu, 1 Apr 2021 13:32:35 -0700
Subject: [PATCH] onRecoverContext -> onContextLoss

---
 addons/xterm-addon-webgl/src/WebglAddon.ts    |  6 +++---
 addons/xterm-addon-webgl/src/WebglRenderer.ts | 11 +++--------
 2 files changed, 6 insertions(+), 11 deletions(-)

diff --git a/addons/xterm-addon-webgl/src/WebglAddon.ts b/addons/xterm-addon-webgl/src/WebglAddon.ts
index 8eeda832..c07bc0d7 100644
--- a/addons/xterm-addon-webgl/src/WebglAddon.ts
+++ b/addons/xterm-addon-webgl/src/WebglAddon.ts
@@ -12,8 +12,8 @@ import { EventEmitter } from 'common/EventEmitter';
 export class WebglAddon implements ITerminalAddon {
   private _terminal?: Terminal;
   private _renderer?: WebglRenderer;
-  private _onRecoverContext = new EventEmitter<void>();
-  public get onRecoverContext(): IEvent<void> { return this._onRecoverContext.event; }
+  private _onContextLoss = new EventEmitter<void>();
+  public get onContextLoss(): IEvent<void> { return this._onContextLoss.event; }
 
   constructor(
     private _preserveDrawingBuffer?: boolean
@@ -27,7 +27,7 @@ export class WebglAddon implements ITerminalAddon {
     const renderService: IRenderService = (<any>terminal)._core._renderService;
     const colors: IColorSet = (<any>terminal)._core._colorManager.colors;
     this._renderer = new WebglRenderer(terminal, colors, this._preserveDrawingBuffer);
-    this._renderer.onRecoverContext(() => this._onRecoverContext.fire());
+    this._renderer.onContextLoss(() => this._onContextLoss.fire());
     renderService.setRenderer(this._renderer);
   }
 
diff --git a/addons/xterm-addon-webgl/src/WebglRenderer.ts b/addons/xterm-addon-webgl/src/WebglRenderer.ts
index 86e2900d..08f83b52 100644
--- a/addons/xterm-addon-webgl/src/WebglRenderer.ts
+++ b/addons/xterm-addon-webgl/src/WebglRenderer.ts
@@ -42,8 +42,8 @@ export class WebglRenderer extends Disposable implements IRenderer {
   private _onRequestRedraw = new EventEmitter<IRequestRedrawEvent>();
   public get onRequestRedraw(): IEvent<IRequestRedrawEvent> { return this._onRequestRedraw.event; }
 
-  private _onRecoverContext = new EventEmitter<void>();
-  public get onRecoverContext(): IEvent<void> { return this._onRecoverContext.event; }
+  private _onContextLoss = new EventEmitter<void>();
+  public get onContextLoss(): IEvent<void> { return this._onContextLoss.event; }
 
   constructor(
     private _terminal: Terminal,
@@ -87,7 +87,7 @@ export class WebglRenderer extends Disposable implements IRenderer {
       throw new Error('WebGL2 not supported ' + this._gl);
     }
 
-    this.register(addDisposableDomListener(this._canvas, 'webglcontextlost', (e) => { this._onContextLost(e); }));
+    this.register(addDisposableDomListener(this._canvas, 'webglcontextlost', (e) => { this._onContextLoss.fire(e); }));
 
     this._core.screenElement!.appendChild(this._canvas);
 
@@ -100,11 +100,6 @@ export class WebglRenderer extends Disposable implements IRenderer {
     this._isAttached = document.body.contains(this._core.screenElement!);
   }
 
-  private _onContextLost(e: Event): void {
-    e.preventDefault();
-    this._onRecoverContext.fire();
-  }
-
   public dispose(): void {
     for (const l of this._renderLayers) {
       l.dispose();