test: for sym long press input method

Author: abrarishere

app/src/main/java/com/gazlaws/codeboard/CodeBoardIME.java

@@ -422,6 +422,11 @@ public void onRelease(int primaryCode) {
 
   public void onKeyLongPress(int keyCode) {
     InputConnection ic = getCurrentInputConnection();
+    //Popup input method picker when the SYM key is long pressed
+    if (keyCode == -1) {
+      InputMethodManager imeManager = (InputMethodManager) getApplicationContext().getSystemService(Context.INPUT_METHOD_SERVICE);
+      imeManager.showInputMethodPicker();
+    }
 
     if (keyCode == 32) { // Space button long press
       if (currentLayoutIndex == 0) {