Resolve "Put delete and resume buttons on same line"

Closes #22 (closed)

lib/parameters/pages/parameters.dart

@@ -51,31 +51,38 @@ class PageParameters extends StatelessWidget {
     }
 
     // Actions buttons (middle block)
+    final double buttonBaseSize = MediaQuery.of(context).size.width / 4;
     final List<Widget> blockActions = [];
     if (canBeResumed) {
+      blockActions.add(Row(
+        mainAxisAlignment: MainAxisAlignment.spaceBetween,
+        crossAxisAlignment: CrossAxisAlignment.center,
+        children: [
+          // Delete saved activity
+          SizedBox.fromSize(
+            size: Size(buttonBaseSize, buttonBaseSize),
+            child: ActivityButtonDeleteSaved(
+              onPressed: () {
+                appConfig.deleteCurrentActivity(context);
+              },
+            ),
+          ),
           // Resume activity
-      blockActions.add(AspectRatio(
-        aspectRatio: 3,
+          SizedBox.fromSize(
+            size: Size(2.9 * buttonBaseSize, buttonBaseSize),
             child: ActivityButtonResumeSaved(
               onPressed: () {
                 appConfig.resumeActivity(context);
               },
             ),
-      ));
-      // Delete saved activity
-      blockActions.add(SizedBox.square(
-        dimension: MediaQuery.of(context).size.width / 5,
-        child: ActivityButtonDeleteSaved(
-          onPressed: () {
-            appConfig.deleteCurrentActivity(context);
-          },
           ),
+        ],
       ));
     } else {
       // Start new activity
       blockActions.add(
-        AspectRatio(
-          aspectRatio: 3,
+        SizedBox.fromSize(
+          size: Size(4 * buttonBaseSize, buttonBaseSize),
           child: ActivityButtonStartNew(
             onPressed: () {
               appConfig.startNewActivity(context);