Bug arreglado y ordenación de archivos

lib/archivo_individual.dart → lib/modelo/archivo_individual.dart

-import 'conversion.dart';
-import 'elemento_seleccionable.dart';
+import './conversion.dart';
+import './elemento_seleccionable.dart';
 
 class ArchivoIndividual extends ElementoSeleccionable{
   final Conversion _conversion;

lib/carpeta.dart → lib/modelo/carpeta.dart

-import 'conversion.dart';
-import 'elemento_seleccionable.dart';
+import './conversion.dart';
+import './elemento_seleccionable.dart';
 import 'formato.dart';
 
 class Carpeta extends ElementoSeleccionable{

lib/paginas/pagina_principal.dart

 import 'package:flutter/material.dart';
-import 'package:prueba_multimedia/convertex_fab_bar.dart';
+import 'package:prueba_multimedia/widget/convertex_fab_bar.dart';
 
 import 'pagina_principal_llena.dart';
 import 'pagina_principal_vacia.dart';

lib/convertex_fab_bar.dart → lib/widget/convertex_fab_bar.dart

 import 'package:flutter/material.dart';
 
-import 'action_button.dart';
+import './action_button.dart';
 import 'expandable_fab.dart';
 
 class ConVertexFabBar extends StatefulWidget {
@@ -30,6 +30,7 @@ class _ConVertexFabBarState extends State<ConVertexFabBar> {
         children: [
           GestureDetector(
             onTap: () {
+              print('Hola');
               setState(() {
                 _agregarOpen = false;
                 _convertirOpen = false;
@@ -38,10 +39,13 @@ class _ConVertexFabBarState extends State<ConVertexFabBar> {
               _convertirKey.currentState?.close();
             },
           ),
-          Row(
+          Align(
+            alignment: Alignment.bottomCenter,
+            child: Row(
               mainAxisAlignment: MainAxisAlignment.spaceBetween,
               crossAxisAlignment: CrossAxisAlignment.end,
               children: [..._buildFABs()],
+            ),
           )
         ],
       ),
@@ -72,6 +76,7 @@ class _ConVertexFabBarState extends State<ConVertexFabBar> {
                 _agregarOpen = false;
                 _convertirOpen = !_convertirOpen;
               });
+              print("Hola");
               _agregarKey.currentState?.close();
               _convertirKey.currentState?.tap();
             },

lib/expandable_fab.dart → lib/widget/expandable_fab.dart

@@ -78,7 +78,7 @@ class ExpandableFabState extends State<ExpandableFab>
   Widget build(BuildContext context) {
     return Container(
       width: _computeWidth(),
-      height: _open? 56 + (widget.distance*widget.children.length) : (MediaQuery.of(context).size.height),
+      height: _open? 56 + (widget.distance*widget.children.length) : 56,
       child: SizedBox.expand(
         child: Stack(
           alignment: widget.invert? Alignment.bottomLeft : Alignment.bottomRight,