scroll terminal to bottom on user input

terminus-terminal/src/components/terminalTab.component.ts

@@ -292,6 +292,7 @@ export class TerminalTabComponent extends BaseTabComponent {
 
     sendInput (data: string) {
         this.session.write(data)
+        this.frontend.scrollToBottom()
     }
 
     write (data: string) {

terminus-terminal/src/frontends/frontend.ts

@@ -52,6 +52,7 @@ export abstract class Frontend {
     abstract write (data: string): void
     abstract clear (): void
     abstract visualBell (): void
+    abstract scrollToBottom (): void
 
     abstract configure (configStore: any): void
     abstract setZoom (zoom: number): void

terminus-terminal/src/frontends/htermFrontend.ts

@@ -141,6 +141,10 @@ export class HTermFrontend extends Frontend {
         }, 125)
     }
 
+    scrollToBottom (): void {
+        this.term.scrollEnd()
+    }
+
     private setFontSize () {
         preferenceManager.set('font-size', this.configuredFontSize * Math.pow(1.1, this.zoom))
     }

terminus-terminal/src/frontends/xtermFrontend.ts

@@ -77,6 +77,10 @@ export class XTermFrontend extends Frontend {
         (this.xterm as any).bell()
     }
 
+    scrollToBottom (): void {
+        this.xterm.scrollToBottom()
+    }
+
     configure (config: any): void {
         this.xterm.setOption('fontFamily', `"${config.terminal.font}", "monospace-fallback", monospace`)
         this.xterm.setOption('bellStyle', config.terminal.bell)