Framework WIP

- Finish non-app tabs loading on first load
- Missing nm column button

kdots/assets/styles/framework.less

@@ -200,6 +200,17 @@ div.et2_nextmatch {
 
   .egwGridView_outer {
 	height: 100%;
+
+	thead tr th.optcol span.selectcols {
+	  height: 9px;
+	  padding: 4px 14px 0 2px;
+	  margin-top: 4px;
+	  background-image: url(../../../api/templates/default/images/selectcols.svg);
+	  background-repeat: no-repeat;
+	  background-size: 10px 10px;
+	  display: inline-block;
+	  background-position: top;
+	}
   }
 }
 

kdots/js/EgwFramework.ts

@@ -277,9 +277,7 @@ export class EgwFramework extends LitElement
 					// Tabs present
 					this.updateComplete.then(() =>
 					{
-						this.querySelectorAll("egw-app[active]").forEach(n => n.removeAttribute("active"));
-
-						this.tabs.show(appname);
+						this.showTab(appname);
 					});
 				});
 			});
@@ -511,11 +509,15 @@ export class EgwFramework extends LitElement
 	 * @protected
 	 */
 	protected handleApplicationTabShow(event)
+	{
+		// Create & show app
+		this.showTab(event.target.activeTab.panel);
+	}
+
+	public showTab(appname)
 	{
 		this.querySelectorAll("egw-app").forEach(app => app.removeAttribute("active"));
 
-		// Create & show app
-		const appname = event.target.activeTab.panel;
 		let appComponent = this.querySelector(`egw-app#${appname}`);
 		if(!appComponent)
 		{