factor:布局颜色重构

lib/pages/calendar_page.dart

@@ -128,50 +128,51 @@ class CalendarPageState extends State<CalendarPage> {
     }
   }
 
+  Widget _buildCalendarTabs() {
+    return buildTabs(
+      context: context,
+      currentTab: _currentTab,
+      onTabChanged: (value) {
+        setState(() {
+          _currentTab = value;
+          _calendarController.view = value.view;
+        });
+      },
+    );
+  }
+
   @override
   Widget build(BuildContext context) {
     final provider = Provider.of<CalendarProvider>(context, listen: false);
 
-    return Padding(
-      padding: EdgeInsets.all(10),
-      child: Column(
-        children: [
-          buildTabs(
+    return Column(
+      children: [
+        _buildCalendarTabs(),
+        Expanded(
+          child: buildCalendar(
             context: context,
-            currentTab: _currentTab,
-            onTabChanged: (value) {
-              setState(() {
-                _currentTab = value;
-                _calendarController.view = value.view;
-              });
+            controller: _calendarController,
+            dataSource: AppointmentDataSource(_appointments),
+            onAdd: () {
+              if (_calendarController.view == CalendarView.week) {
+                _showDialog(false, provider.formItem);
+              }
+            },
+            onEdit: (appointment) {
+              final calendar = calendarService.getCalendarById(
+                appointment.id as int,
+              );
+              _showDialog(true, calendar);
+            },
+            onDelete: (appointment) {
+              final calendar = calendarService.getCalendarById(
+                appointment.id as int,
+              );
+              _deleteCalendar(calendar);
             },
           ),
-          Expanded(
-            child: buildCalendar(
-              context: context,
-              controller: _calendarController,
-              dataSource: AppointmentDataSource(_appointments),
-              onAdd: () {
-                if (_calendarController.view == CalendarView.week) {
-                  _showDialog(false, provider.formItem);
-                }
-              },
-              onEdit: (appointment) {
-                final calendar = calendarService.getCalendarById(
-                  appointment.id as int,
-                );
-                _showDialog(true, calendar);
-              },
-              onDelete: (appointment) {
-                final calendar = calendarService.getCalendarById(
-                  appointment.id as int,
-                );
-                _deleteCalendar(calendar);
-              },
-            ),
-          ),
-        ],
-      ),
+        ),
+      ],
     );
   }
 }