diff --git a/app/src/main/java/com/hjx/parent/StuHomeworkActivity.java b/app/src/main/java/com/hjx/parent/StuHomeworkActivity.java
index 061c614..32f501b 100644
--- a/app/src/main/java/com/hjx/parent/StuHomeworkActivity.java
+++ b/app/src/main/java/com/hjx/parent/StuHomeworkActivity.java
@@ -385,9 +385,15 @@ public class StuHomeworkActivity extends BaseRxActivity<ActivityStudentHomeworkB
             db.bg.setOnClickListener(v -> subjectFilter.dismiss());
             subjectFilter = new PopupWindow(db.getRoot(), LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
             subjectFilter.setOutsideTouchable(true);
-            subjectFilter.setOnDismissListener(this::getHomework);
         }
         subjectFilter.showAsDropDown(binding.anchorView);
+        state.onFilter = i -> {
+            subjectFilter.dismiss();
+            String subject = state.subject.getValue();
+            binding.ftSubject.setActivated(subject != null && !subject.isEmpty());
+            binding.ftSubject.setText(subject == null || subject.isEmpty() ? "学科" : subject);
+            getHomework();
+        };
     }
 
     private void showGradeFilter() {
@@ -398,9 +404,16 @@ public class StuHomeworkActivity extends BaseRxActivity<ActivityStudentHomeworkB
             db.bg.setOnClickListener(v -> gradeFilter.dismiss());
             gradeFilter = new PopupWindow(db.getRoot(), LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
             gradeFilter.setOutsideTouchable(true);
-            gradeFilter.setOnDismissListener(this::getHomework);
         }
         gradeFilter.showAsDropDown(binding.anchorView);
+        state.onFilter = i -> {
+            gradeFilter.dismiss();
+            String grade = state.grade.getValue();
+            binding.ftGrade.setActivated(grade != null && !grade.isEmpty());
+            binding.ftGrade.setText(grade == null || grade.isEmpty() ? "年级" : grade);
+
+            getHomework();
+        };
     }
 
     private void showTermFilter() {
@@ -411,9 +424,16 @@ public class StuHomeworkActivity extends BaseRxActivity<ActivityStudentHomeworkB
             db.bg.setOnClickListener(v -> termFilter.dismiss());
             termFilter = new PopupWindow(db.getRoot(), LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
             termFilter.setOutsideTouchable(true);
-            termFilter.setOnDismissListener(this::getHomework);
         }
         termFilter.showAsDropDown(binding.anchorView);
+        state.onFilter = i -> {
+            termFilter.dismiss();
+            String term = state.term.getValue();
+            binding.ftTerm.setActivated(term != null && !term.isEmpty());
+            binding.ftTerm.setText(term == null || term.isEmpty() ? "学期" : term);
+
+            getHomework();
+        };
     }
 
     private void showFeedbackFilter() {
@@ -424,9 +444,16 @@ public class StuHomeworkActivity extends BaseRxActivity<ActivityStudentHomeworkB
             db.bg.setOnClickListener(v -> feedbackFilter.dismiss());
             feedbackFilter = new PopupWindow(db.getRoot(), LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
             feedbackFilter.setOutsideTouchable(true);
-            feedbackFilter.setOnDismissListener(this::getHomework);
         }
         feedbackFilter.showAsDropDown(binding.anchorView);
+        state.onFilter = i -> {
+            feedbackFilter.dismiss();
+            int feedback = state.feedback.getValue().intValue();
+            binding.ftFeedback.setActivated(feedback != 0);
+            binding.ftFeedback.setText(feedback == 0 ? "反馈状态" : feedback == 1 ? "已反馈" : "未反馈");
+
+            getHomework();
+        };
     }
 
     @Override
@@ -437,25 +464,31 @@ public class StuHomeworkActivity extends BaseRxActivity<ActivityStudentHomeworkB
     public static class State {
         public Student student;
 
+        public Function1<Integer> onFilter = i -> { };
+
         public MutableLiveData<String> subject = new MutableLiveData<>("");
         public void setSubject(String value) {
             subject.setValue(value);
+            onFilter.invoke(1);
         }
 
         public MutableLiveData<String> grade = new MutableLiveData<>("");
         public void setGrade(String value) {
             grade.setValue(value);
+            onFilter.invoke(2);
         }
 
         public MutableLiveData<String> term = new MutableLiveData<>("");
         public void setTerm(String value) {
             term.setValue(value);
+            onFilter.invoke(3);
         }
 
         //0:全部, 1: 已反馈, 2:未反馈
         public MutableLiveData<Integer> feedback = new MutableLiveData<>(0);
         public void setFeedback(int value) {
             feedback.setValue(value);
+            onFilter.invoke(4);
         }
     }
 
diff --git a/app/src/main/res/layout/activity_student_homework.xml b/app/src/main/res/layout/activity_student_homework.xml
index b25c473..d85d1d6 100644
--- a/app/src/main/res/layout/activity_student_homework.xml
+++ b/app/src/main/res/layout/activity_student_homework.xml
@@ -48,7 +48,6 @@
         android:layout_height="45dp"/>
     <LinearLayout
         android:id="@+id/filterBar"
-        tools:visibility="gone"
         android:orientation="horizontal"
         android:background="@color/white"
         android:paddingHorizontal="15dp"