feat:更新主题色适配

lib/widgets/common/form.dart

@@ -4,50 +4,54 @@ import 'package:flutter/material.dart';
 InputDecoration buildInputDecoration({
   required BuildContext context,
   required String hintText,
-  Widget? prefixIcon,
+  required IconData prefixIcon,
 }) {
+  final colors = Theme.of(context).colorScheme;
+
   return InputDecoration(
     hintText: hintText,
-    hintStyle: const TextStyle(
-      color: Color(0xFF999999),
-      fontSize: 15,
-      height: 1.2,
-    ),
+    hintStyle: TextStyle(color: colors.onSurface.withAlpha(100)),
     filled: true,
-    fillColor: Colors.white,
+    fillColor: colors.surface,
     border: OutlineInputBorder(
       borderSide: const BorderSide(color: Color(0xFFE5E7EB)),
       borderRadius: BorderRadius.circular(8),
     ),
     focusedBorder: OutlineInputBorder(
-      borderSide: BorderSide(color: Theme.of(context).primaryColor, width: 1.5),
+      borderSide: BorderSide(color: colors.primary, width: 2),
       borderRadius: BorderRadius.circular(8),
     ),
     errorBorder: OutlineInputBorder(
-      borderSide: const BorderSide(color: Colors.red, width: 1.5),
+      borderSide: const BorderSide(color: Colors.red, width: 2),
       borderRadius: BorderRadius.circular(8),
     ),
     contentPadding: const EdgeInsets.symmetric(horizontal: 15, vertical: 14),
     errorStyle: const TextStyle(fontSize: 12, height: 1, color: Colors.red),
-    prefixIcon: prefixIcon,
+    prefixIcon: Icon(prefixIcon, size: 20, color: Color(0xFF86909C)),
     prefixIconConstraints: const BoxConstraints(minWidth: 40),
     isDense: true,
   );
 }
 
-Widget buildFormLabel(String text, {bool required = false}) {
+Widget buildFormLabel({
+  required BuildContext context,
+  required String text,
+  required bool isRequired,
+}) {
+  final colors = Theme.of(context).colorScheme;
+
   return RichText(
     text: TextSpan(
       text: text,
-      style: const TextStyle(
-        color: Color(0xFF1D2129),
+      style: TextStyle(
+        color: colors.onSurface,
         fontSize: 16,
         fontWeight: FontWeight.w500,
         fontFamily: 'CustomFont',
         height: 1.2,
       ),
       children: [
-        if (required)
+        if (isRequired)
           const TextSpan(
             text: ' *',
             style: TextStyle(color: Colors.red, fontSize: 16),
@@ -60,12 +64,19 @@ Widget buildFormLabel(String text, {bool required = false}) {
 /// 表单底部按钮组组件
 Widget buildFormButtonGroup({
   required BuildContext context,
+  required bool isShowDelete,
   required VoidCallback onConfirm,
+  required VoidCallback onDelete,
 }) {
   return Row(
+    mainAxisAlignment: MainAxisAlignment.spaceBetween,
     children: [
       Expanded(child: _buildCancelButton(context)),
-      const SizedBox(width: 16),
+      if (isShowDelete) ...[
+        SizedBox(width: 16),
+        Expanded(child: _buildDeleteButton(context, onDelete)),
+      ],
+      SizedBox(width: 16),
       Expanded(child: _buildSubmitButton(context, onConfirm)),
     ],
   );
@@ -76,9 +87,8 @@ Widget _buildCancelButton(BuildContext context) {
   return ElevatedButton(
     onPressed: () => Navigator.pop(context), // 直接使用传入的context返回
     style: ElevatedButton.styleFrom(
-      backgroundColor: Colors.white,
+      backgroundColor: Theme.of(context).colorScheme.surface,
       foregroundColor: const Color(0xFF4E5969),
-      side: const BorderSide(color: Color(0xFFDCDFE6)),
       shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
       elevation: 0,
     ),
@@ -98,3 +108,16 @@ Widget _buildSubmitButton(BuildContext context, VoidCallback onConfirm) {
     child: const Text('提交', style: TextStyle(color: Colors.white)),
   );
 }
+
+/// 删除按钮
+Widget _buildDeleteButton(BuildContext context, VoidCallback onDelete) {
+  return ElevatedButton(
+    onPressed: () => onDelete(),
+    style: ElevatedButton.styleFrom(
+      backgroundColor: Colors.red,
+      shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
+      elevation: 0,
+    ),
+    child: const Text('删除', style: TextStyle(color: Colors.white)),
+  );
+}