Better layout mechanic for Part display

- Now works well even if it overflows the available screen space

lib/widget/part_display.dart

@@ -29,50 +29,35 @@ class _PartDisplayState extends State<PartDisplayWidget> {
 
   InvenTreePart part;
 
-  /*
-   * Construct a list of detail elements about this part.
-   * Not all elements are set for each part, so only add the ones that are important.
-   */
-  List<Widget> partDetails() {
-    List<Widget> widgets = [
-
-      // Image / name / description
-      ListTile(
-        title: Text("${part.fullname}"),
-        subtitle: Text("${part.description}"),
-        leading: Image(
-            image: InvenTreeAPI().getImage(part.image)
-        ),
-        trailing: IconButton(
-          icon: FaIcon(FontAwesomeIcons.edit),
-          onPressed: null,
-        ),
-      )
-    ];
-
-    return widgets;
-  }
-
   /*
    * Build a list of tiles to display under the part description
    */
   List<Widget> partTiles() {
 
     List<Widget> tiles = [
-      Card(
-          child: Column(
-            mainAxisSize: MainAxisSize.max,
-            mainAxisAlignment: MainAxisAlignment.spaceBetween,
-            children: partDetails(),
-          )
-      ),
     ];
 
+    // Image / name / description
+    tiles.add(
+      Card(
+        child: ListTile(
+          title: Text("${part.fullname}"),
+          subtitle: Text("${part.description}"),
+          leading: Image(
+            image: InvenTreeAPI().getImage(part.image)
+          ),
+          trailing: IconButton(
+            icon: FaIcon(FontAwesomeIcons.edit),
+            onPressed: null,
+          ),
+        )
+      )
+    );
+
     // Category information
     if (part.categoryName.isNotEmpty) {
       tiles.add(
-        Card(
-          child: ListTile(
+        ListTile(
             title: Text("Part Category"),
             subtitle: Text("${part.categoryName}"),
             leading: FaIcon(FontAwesomeIcons.stream),
@@ -82,105 +67,86 @@ class _PartDisplayState extends State<PartDisplayWidget> {
               });
             },
           )
-        )
       );
     }
 
     // External link?
     if (part.link.isNotEmpty) {
       tiles.add(
-        Card(
-          child: ListTile(
+        ListTile(
             title: Text("${part.link}"),
             leading: FaIcon(FontAwesomeIcons.link),
             trailing: Text(""),
             onTap: null,
           )
-        )
       );
     }
 
     // Stock information
     tiles.add(
-      Card(
-        child: ListTile(
+        ListTile(
           title: Text("Stock"),
           leading: FaIcon(FontAwesomeIcons.boxes),
           trailing: Text("${part.inStock}"),
           onTap: null,
         ),
-      )
     );
 
     // Parts on order
     if (part.isPurchaseable) {
       tiles.add(
-        Card(
-          child: ListTile(
+        ListTile(
             title: Text("On Order"),
             leading: FaIcon(FontAwesomeIcons.shoppingCart),
             trailing: Text("${part.onOrder}"),
             onTap: null,
           )
-        )
       );
     }
 
     // Parts being built
     if (part.isAssembly) {
 
-      tiles.add(
-        Card(
-          child: ListTile(
+      tiles.add(ListTile(
             title: Text("Bill of Materials"),
             leading: FaIcon(FontAwesomeIcons.thList),
             trailing: Text("${part.bomItemCount}"),
             onTap: null,
           )
-        )
       );
 
       tiles.add(
-        Card(
-          child: ListTile(
+          ListTile(
             title: Text("Building"),
             leading: FaIcon(FontAwesomeIcons.tools),
             trailing: Text("${part.building}"),
             onTap: null,
           )
-        )
       );
     }
 
     if (part.isComponent) {
-      tiles.add(
-        Card(
-          child: ListTile(
+      tiles.add(ListTile(
             title: Text("Used In"),
             leading: FaIcon(FontAwesomeIcons.sitemap),
             trailing: Text("${part.usedInCount}"),
             onTap: null,
           )
-        )
       );
     }
 
     // Notes field?
     if (part.notes.isNotEmpty) {
       tiles.add(
-        Card(
-          child: ListTile(
+          ListTile(
             title: Text("Notes"),
             leading: FaIcon(FontAwesomeIcons.stickyNote),
             trailing: Text(""),
             onTap: null,
           )
-        )
       );
     }
 
-    tiles.add(Spacer());
-
     return tiles;
 
   }
@@ -193,9 +159,7 @@ class _PartDisplayState extends State<PartDisplayWidget> {
       ),
       drawer: new InvenTreeDrawer(context),
       body: Center(
-        child: Column(
-          mainAxisAlignment: MainAxisAlignment.start,
-          mainAxisSize: MainAxisSize.max,
+        child: ListView(
           children: partTiles(),
         ),
       )