vscode的webview性能优化总结

if (MyDemo.myPanel != undefined) {
            try {
                this.getHtmlForWebview();
                MyDemo.myPanel.reveal(vscode.ViewColumn.Active);
                return;
            } catch (error) {
                consoleEx.debug(error);
                consoleEx.debug("webview is colsed");
            }
        }
        MyDemo.myPanel = vscode.window.createWebviewPanel(MyDemo.viewType, "Comment", column, {
            enableScripts: true,
            retainContextWhenHidden: true,
            localResourceRoots: [
                vscode.Uri.file(path.join(this._extensionPath, "media"))
            ]
        });
        this.getHtmlForWebview();