将剩下所有页面完善以及美化，增加数据打乱以及跳转时的字以及图片变色

build.gradle.kts

@@ -56,5 +56,13 @@ dependencies {
     implementation ("io.github.lucksiege:ucrop:v3.11.2")
     implementation ("io.github.lucksiege:camerax:v3.11.2")
     implementation ("com.github.bumptech.glide:glide:4.15.1")
+    implementation  ("io.github.scwang90:refresh-layout-kernel:2.1.0")      //核心必须依赖
+    implementation  ("io.github.scwang90:refresh-header-classics:2.1.0")    //经典刷新头
+    implementation  ("io.github.scwang90:refresh-header-radar:2.1.0")       //雷达刷新头
+    implementation  ("io.github.scwang90:refresh-header-falsify:2.1.0")     //虚拟刷新头
+    implementation  ("io.github.scwang90:refresh-header-material:2.1.0")    //谷歌刷新头
+    implementation  ("io.github.scwang90:refresh-header-two-level:2.1.0")   //二级刷新头
+    implementation  ("io.github.scwang90:refresh-footer-ball:2.1.0")        //球脉冲加载
+    implementation  ("io.github.scwang90:refresh-footer-classics:2.1.0")
 
 }

src/main/AndroidManifest.xml

@@ -79,7 +79,7 @@
             android:name=".ViewStart"
             android:exported="false" />
         <activity
-            android:name=".welcome"
+            android:name=".Welcome"
             android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />

src/main/java/com/example/liyueling_final/Help2.java

@@ -30,7 +30,7 @@ public class Help2 extends AppCompatActivity {
                 PropertyValuesHolder propertyValuesHolder2 = PropertyValuesHolder.ofFloat("scaleY", 1,3,1);
                 PropertyValuesHolder propertyValuesHolder3 = PropertyValuesHolder.ofFloat("alpha", 0,1);
                 ValueAnimator animator = ObjectAnimator.ofPropertyValuesHolder(imageView, propertyValuesHolder, propertyValuesHolder2, propertyValuesHolder3);
-                animator.setDuration(1000);
+                animator.setDuration(500);
                 animator.start();
             }
         });

src/main/java/com/example/liyueling_final/Helpback.java

@@ -3,13 +3,14 @@ package com.example.liyueling_final;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.core.content.ContextCompat;
 
-import android.graphics.drawable.ColorDrawable;
 import android.os.Bundle;
 import android.view.View;
 import android.widget.Button;
 
 public class Helpback extends AppCompatActivity {
     Button button1, button2;
+    boolean isButton1Selected = false;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -22,31 +23,37 @@ public class Helpback extends AppCompatActivity {
                 finish();
             }
         });
-        View.OnClickListener listener = new View.OnClickListener() {
+
+        button1.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
-                switchButtonColors();
+                isButton1Selected = !isButton1Selected;
+                updateButtonColors();
             }
-        };
+        });
 
-        button1.setOnClickListener(listener);
+        button2.setOnClickListener(new View.OnClickListener() {
-        button2.setOnClickListener(listener);
+            @Override
+            public void onClick(View v) {
+                isButton1Selected = !isButton1Selected;
+                updateButtonColors();
+            }
+        });
     }
 
-    private void switchButtonColors() {
+    private void updateButtonColors() {
-        // 获取当前按钮的背景颜色
+        if (isButton1Selected) {
-        int button1BackgroundColor = ((ColorDrawable) button1.getBackground()).getColor();
+            button1.setBackground(ContextCompat.getDrawable(this, R.drawable.selected_button_background));
-        int button2BackgroundColor = ((ColorDrawable) button2.getBackground()).getColor();
+            button1.setTextColor(ContextCompat.getColor(this, R.color.selected_button_text_color));
 
-        // 获取当前按钮的文本颜色
+            button2.setBackground(ContextCompat.getDrawable(this, R.drawable.unselected_button_background));
-        int button1TextColor = button1.getCurrentTextColor();
+            button2.setTextColor(ContextCompat.getColor(this, R.color.unselected_button_text_color));
-        int button2TextColor = button2.getCurrentTextColor();
+        } else {
+            button2.setBackground(ContextCompat.getDrawable(this, R.drawable.selected_button_background));
+            button2.setTextColor(ContextCompat.getColor(this, R.color.selected_button_text_color));
 
-        // 交换按钮的背景颜色和文本颜色
+            button1.setBackground(ContextCompat.getDrawable(this, R.drawable.unselected_button_background));
-        button1.setBackgroundColor(button2BackgroundColor);
+            button1.setTextColor(ContextCompat.getColor(this, R.color.unselected_button_text_color));
-        button2.setBackgroundColor(button1BackgroundColor);
+        }
-
-        button1.setTextColor(button2TextColor);
-        button2.setTextColor(button1TextColor);
     }
-}
+}

src/main/java/com/example/liyueling_final/MainFragment.java

@@ -56,6 +56,10 @@ public class MainFragment extends Fragment {
                 getActivity().getSupportFragmentManager().beginTransaction()
                         .show(mainhomeFragment).hide(maingoodFragment).hide(mainexpertFragment).hide(mainmajorFragment)
                         .commit();
+                constraintLayout.setSelected(true);
+                constraintLayout2.setSelected(false);
+                constraintLayout3.setSelected(false);
+                constraintLayout4.setSelected(false);
             }
         });
 
@@ -67,6 +71,10 @@ public class MainFragment extends Fragment {
                 getActivity().getSupportFragmentManager().beginTransaction()
                         .show(maingoodFragment).hide(mainhomeFragment).hide(mainexpertFragment).hide(mainmajorFragment)
                         .commit();
+                constraintLayout2.setSelected(true);
+                constraintLayout.setSelected(false);
+                constraintLayout3.setSelected(false);
+                constraintLayout4.setSelected(false);
             }
         });
         constraintLayout3.setOnClickListener(new View.OnClickListener() {
@@ -75,6 +83,10 @@ public class MainFragment extends Fragment {
                 getActivity().getSupportFragmentManager().beginTransaction()
                         .show(mainmajorFragment).hide(maingoodFragment).hide(mainexpertFragment).hide(mainhomeFragment)
                         .commit();
+                constraintLayout3.setSelected(true);
+                constraintLayout2.setSelected(false);
+                constraintLayout.setSelected(false);
+                constraintLayout4.setSelected(false);
             }
         });
 
@@ -86,6 +98,10 @@ public class MainFragment extends Fragment {
                 getActivity().getSupportFragmentManager().beginTransaction()
                         .show(mainexpertFragment).hide(maingoodFragment).hide(mainhomeFragment).hide(mainmajorFragment)
                         .commit();
+                constraintLayout4.setSelected(true);
+                constraintLayout2.setSelected(false);
+                constraintLayout3.setSelected(false);
+                constraintLayout.setSelected(false);
             }
         });
         // Inflate the layout for this fragment

src/main/java/com/example/liyueling_final/MainexpertFragment.java

@@ -21,6 +21,7 @@ import com.youth.banner.indicator.CircleIndicator;
 
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
 
 import retrofit2.Call;
@@ -73,7 +74,7 @@ public class MainexpertFragment extends Fragment {
                 R.drawable.img_21,
                 R.drawable.img_22
         );
-
+        Collections.shuffle(imageList);
         recyclerView3 = view.findViewById(R.id.RecyclerView3);
         myAdpater3 = new MyAdpater3();
         recyclerView3.setAdapter(myAdpater3);
@@ -92,7 +93,9 @@ public class MainexpertFragment extends Fragment {
                         if (data.id < 7) {
                             expert1List.add(data);
                         }
+
                     }
+                    Collections.shuffle(expert1List);
                     myAdpater.notifyDataSetChanged();
                 }
 
@@ -117,6 +120,7 @@ public class MainexpertFragment extends Fragment {
                             expert2List.add(data);
                         }
                     }
+                    Collections.shuffle(expert2List);
                     myAdpater2.notifyDataSetChanged();
                 }
 

src/main/java/com/example/liyueling_final/MainhomeFragment.java

@@ -22,6 +22,7 @@ import com.youth.banner.holder.BannerImageHolder;
 import com.youth.banner.indicator.CircleIndicator;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
 import retrofit2.Call;
@@ -110,7 +111,9 @@ public class MainhomeFragment extends Fragment {
                             class_homelist2.add(data);
                         }
                     }
-
+                    Collections.shuffle(class_homelist0);
+                    Collections.shuffle(class_homelist1);
+                    Collections.shuffle(class_homelist2);
                     myAdpater.notifyDataSetChanged();
                     recyclerView2.getAdapter().notifyDataSetChanged();
                     recyclerView3.getAdapter().notifyDataSetChanged();
@@ -134,6 +137,7 @@ public class MainhomeFragment extends Fragment {
                         class2_homelist.add(data);
                     }
                 }
+                Collections.shuffle(class2_homelist);
                     myAdpater2.notifyDataSetChanged();
             }
 

src/main/java/com/example/liyueling_final/MainmajorFragment.java

@@ -16,6 +16,7 @@ import androidx.recyclerview.widget.RecyclerView;
 import com.bumptech.glide.Glide;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
 import retrofit2.Call;
@@ -48,6 +49,7 @@ public class MainmajorFragment extends Fragment {
                     if(people.data.get(0).id<5){
                         peopleList.addAll(people.data);
                     }
+                    Collections.shuffle(peopleList);
                     myAdpater.notifyDataSetChanged();
                 }
 
@@ -65,6 +67,7 @@ public class MainmajorFragment extends Fragment {
             public void onResponse(Call<Advertisement> call2, Response<Advertisement> response) {
                 Advertisement advertisement = response.body();
                 advertiselist.addAll(advertisement.data);
+                Collections.shuffle(advertiselist);
                 myAdpater2.notifyDataSetChanged();
             }
 

src/main/java/com/example/liyueling_final/Study_pinglun.java

@@ -18,6 +18,7 @@ import androidx.recyclerview.widget.RecyclerView;
 import com.bumptech.glide.Glide;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
 import retrofit2.Call;
@@ -28,6 +29,7 @@ public class Study_pinglun extends Fragment {
     RecyclerView recyclerView;
     MyAdpater myAdpater;
     List<User.DataDTO> userList = new ArrayList<>();
+
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
                              Bundle savedInstanceState) {
@@ -58,7 +60,7 @@ public class Study_pinglun extends Fragment {
             }
         });
 
-        userApi userApi = RetrofitUtils.getRetrofit("https://dev.usemock.com/664ac0559e857b0cdafce629/").create(userApi.class);
+        UserApi userApi = RetrofitUtils.getRetrofit("https://dev.usemock.com/664ac0559e857b0cdafce629/").create(UserApi.class);
         for(int i=1;i<8;i++){
             Call<User> call = userApi.Comment(i);
             call.enqueue(new Callback<User>() {
@@ -66,6 +68,7 @@ public class Study_pinglun extends Fragment {
                 public void onResponse(Call<User> call, Response<User> response) {
                     User user = response.body();
                     userList.addAll(user.data);
+                    Collections.shuffle(userList);
                     myAdpater.notifyDataSetChanged();
                 }
 

src/main/java/com/example/liyueling_final/TypeFragment.java

@@ -12,6 +12,7 @@ import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentTransaction;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
 public class TypeFragment extends Fragment implements AdapterView.OnItemClickListener {

src/main/java/com/example/liyueling_final/UserApi.java

@@ -3,12 +3,9 @@ package com.example.liyueling_final;
 import retrofit2.Call;
 import retrofit2.http.Field;
 import retrofit2.http.FormUrlEncoded;
-import retrofit2.http.GET;
-import retrofit2.http.Header;
 import retrofit2.http.POST;
-import retrofit2.http.Query;
 
-public interface userApi {
+public interface UserApi {
     @FormUrlEncoded
     @POST("comment")
     Call<User> Comment (@Field("id") Integer id);

src/main/java/com/example/liyueling_final/UserFragment.java

@@ -36,6 +36,7 @@ import org.greenrobot.eventbus.ThreadMode;
 
 import java.io.File;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
 import retrofit2.Call;
@@ -169,6 +170,7 @@ public class UserFragment extends Fragment {
                 public void onResponse(Call<Chat> call, Response<Chat> response) {
                     Chat chat = response.body();
                     chatlist.addAll(chat.data);
+                    Collections.shuffle(chatlist);
                     myAdpater.notifyDataSetChanged();
                 }
 

src/main/java/com/example/liyueling_final/Welcome.java

@@ -11,7 +11,12 @@ import android.widget.TextView;
 
 import androidx.appcompat.app.AppCompatActivity;
 
-public class welcome extends AppCompatActivity {
+import com.bumptech.glide.Glide;
+import com.bumptech.glide.load.resource.bitmap.CircleCrop;
+import com.bumptech.glide.load.resource.bitmap.RoundedCorners;
+import com.bumptech.glide.request.RequestOptions;
+
+public class Welcome extends AppCompatActivity {
     TextView textView;
     ImageView imageView;
     ImageView imageView2;
@@ -25,6 +30,10 @@ public class welcome extends AppCompatActivity {
         imageView = findViewById(R.id.imgx);
         imageView2 = findViewById(R.id.enter);
         imageView3 = findViewById(R.id.imageView143);
+        Glide.with(Welcome.this)
+                .load(R.drawable.img_117)
+                .apply(new RequestOptions().transform(new RoundedCorners(90)))
+                .into(imageView);
 
         PropertyValuesHolder propertyValuesHolder = PropertyValuesHolder.ofFloat("translationY",-100,0);
         PropertyValuesHolder propertyValuesHolder3 = PropertyValuesHolder.ofFloat("alpha",0,1);
@@ -50,7 +59,7 @@ public class welcome extends AppCompatActivity {
                 animator.start();
 
 
-                Intent intent = new Intent(welcome.this, LoginMainActivity.class);
+                Intent intent = new Intent(Welcome.this, LoginMainActivity.class);
                 startActivity(intent);
             }
         });

src/main/res/color/text.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item android:color="@color/text_select" android:state_selected="true"/>
+    <item android:color="@color/text_unselect" android:state_selected="false"/>
+
+</selector>

src/main/res/drawable/default_button_background.xml

@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<shape xmlns:android="http://schemas.android.com/apk/res/android">
-    <solid android:color="@android:color/white" />
-</shape>

src/main/res/drawable/selected_button_background.xml

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
 <shape xmlns:android="http://schemas.android.com/apk/res/android">
-    <solid android:color="@android:color/black" />
+    <solid android:color="@color/selected_button_background_color"/>
+    <corners android:radius="8dp"/>
 </shape>

src/main/res/drawable/unselected_button_background.xml

@@ -0,0 +1,4 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="@color/unselected_button_background_color"/>
+    <corners android:radius="8dp"/>
+</shape>

src/main/res/layout/activity_helpback.xml

@@ -65,10 +65,11 @@
         android:id="@+id/button1"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginTop="16dp"
+        android:layout_centerHorizontal="true"
+        android:layout_marginTop="32dp"
+        android:background="@drawable/selected_button_background"
         android:text="问题"
-        android:background="@android:color/white"
+        android:textColor="@color/selected_button_text_color"
-        android:textColor="@android:color/black"
         app:layout_constraintStart_toStartOf="@+id/textView27"
         app:layout_constraintTop_toBottomOf="@+id/textView27" />
 
@@ -76,10 +77,12 @@
         android:id="@+id/button2"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
+        android:layout_below="@id/button1"
+        android:layout_centerHorizontal="true"
         android:layout_marginStart="32dp"
-        android:background="@android:color/black"
+        android:background="@drawable/unselected_button_background"
         android:text="建议"
-        android:textColor="@android:color/white"
+        android:textColor="@color/unselected_button_text_color"
         app:layout_constraintBottom_toBottomOf="@+id/button1"
         app:layout_constraintStart_toEndOf="@+id/button1"
         app:layout_constraintTop_toTopOf="@+id/button1" />

src/main/res/layout/activity_main.xml

@@ -45,7 +45,7 @@
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent"
                 app:layout_constraintTop_toTopOf="parent"
-                app:srcCompat="@drawable/img_5" />
+                app:srcCompat="@drawable/mainhome" />
 
             <TextView
                 android:id="@+id/textView4"
@@ -55,6 +55,7 @@
                 android:layout_marginEnd="25dp"
                 android:layout_marginBottom="3dp"
                 android:text="首页"
+                android:textColor="@color/text"
                 app:layout_constraintBottom_toBottomOf="parent"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent" />
@@ -79,7 +80,7 @@
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent"
                 app:layout_constraintTop_toTopOf="parent"
-                app:srcCompat="@drawable/img_3" />
+                app:srcCompat="@drawable/study" />
 
             <TextView
                 android:id="@+id/className"
@@ -87,6 +88,7 @@
                 android:layout_height="wrap_content"
                 android:layout_marginBottom="3dp"
                 android:text="我的学习"
+                android:textColor="@color/text"
                 app:layout_constraintBottom_toBottomOf="parent"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent" />
@@ -111,7 +113,7 @@
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent"
                 app:layout_constraintTop_toTopOf="parent"
-                app:srcCompat="@drawable/img_2" />
+                app:srcCompat="@drawable/user" />
 
             <TextView
                 android:id="@+id/namex"
@@ -119,6 +121,7 @@
                 android:layout_height="wrap_content"
                 android:layout_marginBottom="3dp"
                 android:text="账号"
+                android:textColor="@color/text"
                 app:layout_constraintBottom_toBottomOf="parent"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent" />
@@ -143,7 +146,7 @@
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent"
                 app:layout_constraintTop_toTopOf="parent"
-                app:srcCompat="@drawable/img_4" />
+                app:srcCompat="@drawable/type" />
 
             <TextView
                 android:id="@+id/time"
@@ -151,6 +154,7 @@
                 android:layout_height="wrap_content"
                 android:layout_marginBottom="3dp"
                 android:text="分类"
+                android:textColor="@color/text"
                 app:layout_constraintBottom_toBottomOf="parent"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent" />

src/main/res/layout/activity_welcome.xml

@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".welcome">
+    tools:context=".Welcome">
 
     <ImageView
         android:id="@+id/imageView143"

src/main/res/layout/fragment_main.xml

@@ -83,6 +83,7 @@
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:text="个性推荐"
+                    android:textColor="@color/text"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintEnd_toEndOf="parent"
                     app:layout_constraintStart_toStartOf="parent"
@@ -104,6 +105,7 @@
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:text="精品课"
+                    android:textColor="@color/text"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintEnd_toEndOf="parent"
                     app:layout_constraintStart_toStartOf="parent"
@@ -125,6 +127,7 @@
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:text="微专业"
+                    android:textColor="@color/text"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintEnd_toEndOf="parent"
                     app:layout_constraintStart_toStartOf="parent"
@@ -146,6 +149,7 @@
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:text="行家"
+                    android:textColor="@color/text"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintEnd_toEndOf="parent"
                     app:layout_constraintStart_toStartOf="parent"

src/main/res/values/colors.xml

@@ -3,6 +3,12 @@
     <color name="black">#FF000000</color>
     <color name="white">#FFFFFFFF</color>
     <color name="bule">#56AAFF</color>
-    <color name="default_text_color">#000000</color>
+    <color name="selected_button_background_color">#000000</color> <!-- 选中状态的背景颜色 -->
-    <color name="selected_text_color">#FFFFFF</color>
+    <color name="unselected_button_background_color">#FFFFFF</color> <!-- 非选中状态的背景颜色 -->
+    <color name="text_select">#000000</color>
+    <color name="text_unselect">#94959D</color>
+    <!-- 按钮文本颜色 -->
+    <color name="selected_button_text_color">#FFFFFF</color> <!-- 选中状态的文本颜色 -->
+    <color name="unselected_button_text_color">#000000</color> <!-- 非选中状态的文本颜色 -->
+
 </resources>

src/main/res/values/themes.xml

@@ -1,6 +1,6 @@
 <resources xmlns:tools="http://schemas.android.com/tools">
     <!-- Base application theme. -->
-    <style name="Base.Theme.Liyueling" parent="Theme.Material3.DayNight.NoActionBar">
+    <style name="Base.Theme.Liyueling" parent="Theme.MaterialComponents.DayNight.NoActionBar.Bridge">
         <!-- Customize your light theme here. -->
         <!-- <item name="colorPrimary">@color/my_light_primary</item> -->
     </style>