Page4: 人工智能

.gitignore

@@ -13,3 +13,5 @@
 .externalNativeBuild
 .cxx
 local.properties
+app/release
+/.idea/inspectionProfiles/Project_Default.xml

app/src/main/AndroidManifest.xml

@@ -14,6 +14,12 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.Android101"
         tools:targetApi="31">
+        <activity
+            android:name=".Page4OtherActivity"
+            android:exported="false" />
+        <activity
+            android:name=".Page5"
+            android:exported="false" />
         <activity
             android:name=".MainActivity"
             android:exported="true">
@@ -32,7 +38,6 @@
         <activity
             android:name=".MainActivity2"
             android:exported="false" />
-
         <activity
             android:name=".todoList.AddPage"
             android:exported="false"
@@ -45,15 +50,14 @@
             android:theme="@style/Theme.TODOList">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
+
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
-            <meta-data android:name="android.app.shortcuts"
+
+            <meta-data
+                android:name="android.app.shortcuts"
                 android:resource="@xml/shortcuts" />
         </activity>
-
-
-
-
     </application>
 
 </manifest>

app/src/main/java/uk/kagurach/android101/MainActivity.java

@@ -64,7 +64,7 @@ public class MainActivity extends AppCompatActivity {
         textViewAppendString(tv,"*************************\nfinished");
 
         // Initialize Page Helper
-        pageHelper = new PageHelper(this,null,MainActivity2.class);
+        pageHelper = new PageHelper(this,null,MainActivity2.class,this);
 
         Button button = findViewById(R.id.Page1NextPage);
         button.setEnabled(true);

app/src/main/java/uk/kagurach/android101/Page4.java

@@ -1,8 +1,17 @@
 package uk.kagurach.android101;
 
+import android.app.Activity;
+import android.content.Intent;
 import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.TextView;
 
 import androidx.activity.EdgeToEdge;
+import androidx.activity.result.ActivityResultLauncher;
+import androidx.activity.result.contract.ActivityResultContracts;
+import androidx.annotation.Nullable;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.core.graphics.Insets;
 import androidx.core.view.ViewCompat;
@@ -11,6 +20,8 @@ import androidx.core.view.WindowInsetsCompat;
 public class Page4 extends AppCompatActivity {
 
     PageHelper pageHelper;
+    ActivityResultLauncher mLauncher;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -21,6 +32,47 @@ public class Page4 extends AppCompatActivity {
             v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
             return insets;
         });
+        pageHelper = new PageHelper(this, Page3.class,Page5.class);
+        Button askAI = findViewById(R.id.P4AskAI);
+        askAI.setOnClickListener(new ButtonHandler());
+        Button nextPage = findViewById(R.id.P4PageButton);
+        nextPage.setOnClickListener(pageHelper.pageButtonHandler);
+        nextPage.setOnLongClickListener(pageHelper.longClickHandler);
+
+        mLauncher = registerForActivityResult(
+            new ActivityResultContracts.StartActivityForResult(),
+            result -> {
+                if (result!=null && result.getResultCode() == RESULT_OK ){
+                    assert result.getData() != null;
+                    Bundle bundle = result.getData().getExtras();
+                    if (bundle!=null) {
+                        String response = bundle.getString("reply");
+                        TextView tv = findViewById(R.id.P4Result);
+                        tv.setText(response);
+                    }
+                }
+            }
+        );
+    }
+
+
+    private void callOtherActivity(){
+        EditText editText = findViewById(R.id.P4Ask);
+        String request = editText.getText().toString();
+
+        Intent intent = new Intent(this,Page4OtherActivity.class);
+        Bundle bundle = new Bundle();
+        bundle.putString("request_content",request);
+        intent.putExtras(bundle);
+        mLauncher.launch(intent);
+    }
+
+    private final class ButtonHandler implements View.OnClickListener
+    {
+        @Override
+        public void onClick(View v){
+            callOtherActivity();
+        }
     }
 
 

app/src/main/java/uk/kagurach/android101/Page4OtherActivity.java

@@ -0,0 +1,44 @@
+package uk.kagurach.android101;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.widget.TextView;
+
+import androidx.activity.EdgeToEdge;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+
+public class Page4OtherActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        Bundle bundle = getIntent().getExtras();
+        if (bundle == null) throw new NullPointerException();
+        String content = bundle.getString("request_content");
+        if (content!=null){
+            content = content.replace("？","?")
+                    .replace("?","!")
+                    .replace("你","我")
+                    .replace("吗","");
+            if (!content.contains("!")){
+                content = "对不起我不知道";
+            }
+        }else {
+            content = "对不起坏掉了";
+        }
+
+        Intent intent = new Intent();
+        Bundle bundle1 = new Bundle();
+        bundle1.putString("reply",content);
+        intent.putExtras(bundle1);
+        setResult(RESULT_OK,intent);
+        finish();
+    }
+
+    private void reply(String s){
+
+    }
+}

app/src/main/java/uk/kagurach/android101/Page5.java

@@ -0,0 +1,24 @@
+package uk.kagurach.android101;
+
+import android.os.Bundle;
+
+import androidx.activity.EdgeToEdge;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+
+public class Page5 extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        EdgeToEdge.enable(this);
+        setContentView(R.layout.activity_page5);
+        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
+            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
+            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
+            return insets;
+        });
+    }
+}

app/src/main/java/uk/kagurach/android101/PageHelper.java

@@ -2,6 +2,7 @@ package uk.kagurach.android101;
 
 import static androidx.core.content.ContextCompat.startActivity;
 
+import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 import android.view.View;
@@ -11,6 +12,8 @@ public class PageHelper {
     private final Class<?> _prev;
     private final Class<?> _next;
 
+    private Activity _activity = null;
+
     public final LongClickHandler longClickHandler = new LongClickHandler();
     public final PageButtonHandler pageButtonHandler = new PageButtonHandler();
 
@@ -20,6 +23,14 @@ public class PageHelper {
         _next = next;
     }
 
+
+    PageHelper(Context curr, Class<?> prev, Class<?> next,Activity activity){
+        _curr = curr;
+        _prev = prev;
+        _next = next;
+        _activity = activity;
+    }
+
     void goPrev(){
         if (_prev==null){
             return;
@@ -36,6 +47,19 @@ public class PageHelper {
         startActivity(_curr,myIntent,null);
     }
 
+    void goNextFinish(){
+        if (_activity == null){
+            throw new IllegalStateException("activity is null, cannot finish the activity");
+        }
+
+        if (_next==null){
+            return;
+        }
+        Intent myIntent = new Intent(_curr, _next);
+        startActivity(_curr,myIntent,null);
+        _activity.finish();
+    }
+
     private final class LongClickHandler implements View.OnLongClickListener
     {
         @Override
@@ -48,7 +72,11 @@ public class PageHelper {
     {
         @Override
         public void onClick(View v){
+            if (_activity == null) {
                 goNext();
+            }else {
+                goNextFinish();
+            }
         }
     }
 }

app/src/main/res/layout/activity_page4.xml

@@ -7,4 +7,64 @@
     android:layout_height="match_parent"
     tools:context=".Page4">
 
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical"
+        >
+    <View
+        android:layout_width="match_parent"
+        android:layout_height="50dp" />
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:textSize="40sp"
+        android:text="@string/user"/>
+    <EditText
+        android:layout_width="match_parent"
+        android:layout_height="200dp"
+        android:textSize="40sp"
+        android:id="@+id/P4Ask"
+        android:importantForAutofill="no"
+        android:text="你吃了吗？"
+        android:textColor="@color/tfp"
+        android:inputType="text" />
+    <View
+        android:layout_width="match_parent"
+        android:layout_height="50dp" />
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:textSize="40sp"
+        android:text="@string/ai"/>
+
+    <TextView
+        android:layout_width="match_parent"
+        android:textSize="40sp"
+        android:layout_height="200dp"
+        android:id="@+id/P4Result"
+        android:textColor="@color/tfb"
+        />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="horizontal">
+
+        <Button
+            android:layout_width="140dp"
+            android:layout_height="match_parent"
+            android:id="@+id/P4AskAI"
+            android:text="@string/ask_ai"
+            />
+        <Button
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:id="@+id/P4PageButton"
+            android:text="@string/next_page"
+        />
+
+    </LinearLayout>
+</LinearLayout>
+
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/activity_page5.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/main"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".Page5">
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/values-zh-rCN/strings.xml

@@ -11,4 +11,7 @@
     <string name="second_delete">确认删除</string>
     <string name="todo_app">任务清单</string>
     <string name="todo_app_short_label">启动任务清单</string>
+    <string name="user">用户</string>
+    <string name="ai">AI</string>
+    <string name="ask_ai">询问AI</string>
 </resources>

app/src/main/res/values/strings.xml

@@ -21,4 +21,7 @@
     <string name="kaculate" translatable="false">弱智计算器</string>
     <string name="Backspace" translatable="false">退格</string>
     <string name="todo_app_short_label">Open TODO</string>
+    <string name="user">User</string>
+    <string name="ai">AI</string>
+    <string name="ask_ai">ASK AI</string>
 </resources>