Clipici Constantin-Madalin - Curs 5 - Code Challenge 3

app/src/main/AndroidManifest.xml

@@ -11,7 +11,9 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.AndroidFundamentalsMai2021">
-        <activity android:name=".activities.SecondActivity"></activity>
+        <activity android:name=".code_challenge_3.Activity2" />
+        <activity android:name=".code_challenge_3.Activity1" />
+        <activity android:name=".activities.SecondActivity" />
         <activity android:name=".activities.FirstActivity" />
         <activity android:name=".ConstraintLayoutSampleActivity" />
         <activity android:name=".MainActivity" />

app/src/main/java/com/magdamiu/androidfundamentalsmai2021/StartActivity.java

@@ -7,6 +7,7 @@
 import android.view.View;
 
 import com.magdamiu.androidfundamentalsmai2021.activities.FirstActivity;
+import com.magdamiu.androidfundamentalsmai2021.code_challenge_3.Activity1;
 
 public class StartActivity extends AppCompatActivity {
 
@@ -48,4 +49,9 @@ public void startFirstActivityOnClick(View view) {
         Intent intentToStartFirstActivity = new Intent(StartActivity.this, FirstActivity.class);
         startActivity(intentToStartFirstActivity);
     }
+
+    public void startActivity1OnClick(View view) {
+        Intent intentToStartActivity1 = new Intent(StartActivity.this, Activity1.class);
+        startActivity(intentToStartActivity1);
+    }
 }

app/src/main/java/com/magdamiu/androidfundamentalsmai2021/code_challenge_3/Activity1.java

@@ -0,0 +1,50 @@
+package com.magdamiu.androidfundamentalsmai2021.code_challenge_3;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.EditText;
+import android.widget.TextView;
+
+import com.magdamiu.androidfundamentalsmai2021.R;
+
+public class Activity1 extends AppCompatActivity {
+
+    protected static final String MESSAGE = "Message";
+    private TextView textViewReplyReceived, textViewReply;
+    private EditText editTextMessage;
+    private static final String REPLY_RECEIVED = "Reply received";
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_1);
+        textViewReplyReceived = findViewById(R.id.textViewReplyReceived);
+        textViewReply = findViewById(R.id.textViewMessageActivities);
+        editTextMessage = findViewById(R.id.editTextMessage);
+
+        processBundle();
+    }
+
+    private void processBundle() {
+        Bundle bundle = getIntent().getExtras();
+        if (bundle != null) {
+            String reply = bundle.getString(Activity1.MESSAGE);
+            textViewReplyReceived.setText(REPLY_RECEIVED);
+            textViewReply.setText(reply);
+        }
+    }
+
+    public void sendMessageOnClick(View view) {
+        String message = editTextMessage.getText().toString();
+        if (!message.isEmpty()) {
+            Intent intentToStartActivity2 = new Intent(Activity1.this, Activity2.class);
+            intentToStartActivity2.putExtra(MESSAGE, message);
+            startActivity(intentToStartActivity2);
+        } else {
+            editTextMessage.setError(getString(R.string.error_insert_message));
+        }
+    }
+}

app/src/main/java/com/magdamiu/androidfundamentalsmai2021/code_challenge_3/Activity2.java

@@ -0,0 +1,49 @@
+package com.magdamiu.androidfundamentalsmai2021.code_challenge_3;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.EditText;
+import android.widget.TextView;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import com.magdamiu.androidfundamentalsmai2021.R;
+
+public class Activity2 extends AppCompatActivity {
+
+    private static final String MESSAGE_RECEIVED = "Message received";
+    private TextView textViewMessageReceived, textViewMessage;
+    private EditText editTextReply;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_2);
+        textViewMessageReceived = findViewById(R.id.textViewMessageReceived);
+        textViewMessage = findViewById(R.id.textViewMessage);
+        editTextReply = findViewById(R.id.editTextReply);
+
+        processBundle();
+    }
+
+    private void processBundle() {
+        Bundle bundle = getIntent().getExtras();
+        if (bundle != null) {
+            String messageReceived = bundle.getString(Activity1.MESSAGE);
+            textViewMessageReceived.setText(MESSAGE_RECEIVED);
+            textViewMessage.setText(messageReceived);
+        }
+    }
+
+    public void sendReplyOnClick(View view) {
+        String reply = editTextReply.getText().toString();
+        if (!reply.isEmpty()) {
+            Intent intentToStartActivity1 = new Intent(Activity2.this, Activity1.class);
+            intentToStartActivity1.putExtra(Activity1.MESSAGE, reply);
+            startActivity(intentToStartActivity1);
+        } else {
+            editTextReply.setError(getString(R.string.error_insert_reply));
+        }
+    }
+}

app/src/main/res/layout/activity_1.xml

@@ -0,0 +1,58 @@
+<?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:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".code_challenge_3.Activity1">
+
+    <LinearLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="24dp"
+        android:layout_marginTop="16dp"
+        android:orientation="vertical"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <TextView
+            android:id="@+id/textViewReplyReceived"
+            android:layout_width="wrap_content"
+            android:textColor="@color/black"
+            android:layout_height="wrap_content"
+            android:textSize="@dimen/size_18"
+            android:textStyle="bold" />
+
+        <TextView
+            android:id="@+id/textViewMessageActivities"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textSize="@dimen/size_16" />
+
+    </LinearLayout>
+
+    <EditText
+        android:id="@+id/editTextMessage"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="24dp"
+        android:layout_marginBottom="16dp"
+        android:autofillHints="@string/message"
+        android:ems="10"
+        android:hint="@string/message"
+        android:inputType="text"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
+
+    <Button
+        android:id="@+id/buttonSend1"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="@dimen/space_64"
+        android:layout_marginBottom="16dp"
+        android:onClick="sendMessageOnClick"
+        android:text="@string/send"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toEndOf="@+id/editTextMessage" />
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/activity_2.xml

@@ -0,0 +1,59 @@
+<?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:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".code_challenge_3.Activity2">
+
+    <LinearLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="16dp"
+        android:orientation="vertical"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <TextView
+            android:id="@+id/textViewMessageReceived"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textColor="@color/black"
+            android:textSize="@dimen/size_18"
+            android:textStyle="bold" />
+
+        <TextView
+            android:id="@+id/textViewMessage"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textSize="@dimen/size_16" />
+
+    </LinearLayout>
+
+    <EditText
+        android:id="@+id/editTextReply"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="24dp"
+        android:layout_marginBottom="16dp"
+        android:autofillHints="@string/message"
+        android:ems="10"
+        android:hint="@string/message"
+        android:inputType="text"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
+
+    <Button
+        android:id="@+id/buttonSend2"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="@dimen/space_64"
+        android:layout_marginBottom="16dp"
+        android:onClick="sendReplyOnClick"
+        android:text="@string/send"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toEndOf="@+id/editTextReply" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout 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:layout_width="match_parent"
     android:layout_height="match_parent"
@@ -31,4 +30,10 @@
         android:layout_height="wrap_content"
         android:text="@string/start_firstactivity"
         android:onClick="startFirstActivityOnClick"/>
+
+    <Button
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/start_code_challenge_3"
+        android:onClick="startActivity1OnClick"/>
 </LinearLayout>

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

@@ -4,4 +4,6 @@
     <dimen name="medium_space">16dp</dimen>
     <dimen name="space_128">128dp</dimen>
     <dimen name="space_64">64dp</dimen>
+    <dimen name="size_18">18sp</dimen>
+    <dimen name="size_16">16sp</dimen>
 </resources>

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

@@ -66,4 +66,9 @@ Ut fermentum feugiat lorem sed ultrices. Phasellus et mattis diam. Sed faucibus
     <string name="hello_from_first_activity">hello from first activity</string>
     <string name="sample_startactivityforresult">Sample startActivityForResult</string>
     <string name="confirm_message">Yes, I\'m here! :)</string>
+    <string name="message">Message</string>
+    <string name="send">Send</string>
+    <string name="error_insert_message">Please insert a message</string>
+    <string name="error_insert_reply">Please insert a reply</string>
+    <string name="start_code_challenge_3">Start Code Challenge 3</string>
 </resources>

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

@@ -1,6 +1,6 @@
 <resources xmlns:tools="http://schemas.android.com/tools">
     <!-- Base application theme. -->
-    <style name="Theme.AndroidFundamentalsMai2021" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
+    <style name="Theme.AndroidFundamentalsMai2021" parent="Theme.AppCompat.Light">
         <!-- Primary brand color. -->
         <item name="colorPrimary">@color/purple_500</item>
         <item name="colorPrimaryVariant">@color/purple_700</item>