[ Team2 (Jay & Stitch) ] 권한 가져오기

app/src/main/AndroidManifest.xml

@@ -2,6 +2,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.example.kotlinphotos">
 
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
@@ -10,14 +12,18 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.Kotlinphotos">
         <activity
-            android:name=".MainActivity"
-            android:exported="true">
+            android:name=".SecondActivity"
+            android:exported="true" >
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <activity
+            android:name=".MainActivity"
+            android:exported="false">
+        </activity>
     </application>
 
 </manifest>

app/src/main/java/com/example/kotlinphotos/SecondActivity.kt

@@ -0,0 +1,80 @@
+package com.example.kotlinphotos
+
+import android.Manifest
+import android.content.pm.PackageManager
+import android.os.Build
+import android.os.Bundle
+import android.util.Log
+import androidx.annotation.RequiresApi
+import androidx.appcompat.app.AppCompatActivity
+import androidx.constraintlayout.widget.ConstraintLayout
+import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
+import com.google.android.material.snackbar.Snackbar
+
+const val PERMISSIONS_REQUEST_READ_STORAGE = 321
+
+class SecondActivity : AppCompatActivity() {
+    val TAG = "SecondActivity"
+
+    private lateinit var albumOpenConstraintLayout: ConstraintLayout
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_second)
+        albumOpenConstraintLayout =
+            findViewById<ConstraintLayout>(R.id.open_album_constraint_layout)
+        setAlbumOpenConstraintLayoutListener()
+
+    }
+
+    private fun setAlbumOpenConstraintLayoutListener() {
+        albumOpenConstraintLayout.setOnClickListener {
+            openAlbum()
+        }
+    }
+
+    private fun openAlbum() {
+        if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) ==
+            PackageManager.PERMISSION_GRANTED
+        ) {
+            Log.d(TAG, "존재")
+        } else {
+            Log.d(TAG, "미존재")
+            requestStoragePermission()
+        }
+    }
+
+    private fun requestStoragePermission() {
+        if (ActivityCompat.shouldShowRequestPermissionRationale(
+                this,
+                Manifest.permission.READ_EXTERNAL_STORAGE
+            )
+        ) {
+            Log.d(TAG, "이후 거부")
+            Snackbar.make(
+                albumOpenConstraintLayout,
+                "설정창에서 해당 앱에 대한 승인을 해주세요",
+                Snackbar.LENGTH_SHORT
+            ).show()
+        } else {
+            val permissions = arrayOf(Manifest.permission.READ_EXTERNAL_STORAGE)
+            ActivityCompat.requestPermissions(this, permissions, PERMISSIONS_REQUEST_READ_STORAGE);
+        }
+    }
+
+    override fun onRequestPermissionsResult(
+        requestCode: Int,
+        permissions: Array<String?>,
+        grantResults: IntArray
+    ) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults)
+        if (requestCode == PERMISSIONS_REQUEST_READ_STORAGE) {
+            if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+                Log.d(TAG , "승인")
+            } else {
+                Log.d(TAG, "거부")
+            }
+        }
+    }
+}

app/src/main/res/drawable/ic_baseline_image_24.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M21,19V5c0,-1.1 -0.9,-2 -2,-2H5c-1.1,0 -2,0.9 -2,2v14c0,1.1 0.9,2 2,2h14c1.1,0 2,-0.9 2,-2zM8.5,13.5l2.5,3.01L14.5,12l4.5,6H5l3.5,-4.5z"/>
+</vector>

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

@@ -0,0 +1,37 @@
+<?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=".SecondActivity">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/open_album_constraint_layout"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <ImageView
+            android:id="@+id/album_image_view"
+            android:layout_width="210dp"
+            android:layout_height="300dp"
+            android:src="@drawable/ic_baseline_image_24"
+            android:tint="@color/myPurple"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <Button
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="OPEN ALBUM"
+            android:textSize="20sp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/album_image_view" />
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -3,7 +3,7 @@
     <style name="Theme.Kotlinphotos" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
         <!-- Primary brand color. -->
         <item name="colorPrimary">@color/purple_200</item>
-        <item name="colorPrimaryVariant">@color/purple_700</item>
+        <item name="colorPrimaryVariant">@color/myPurple</item>
         <item name="colorOnPrimary">@color/black</item>
         <!-- Secondary brand color. -->
         <item name="colorSecondary">@color/teal_200</item>

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

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <color name="purple_200">#FFBB86FC</color>
-    <color name="purple_500">#FF6200EE</color>
-    <color name="purple_700">#FF3700B3</color>
+    <color name="myPurple">#B346026E</color>
+    <color name="myDarkPurple">#B32B074A</color>
     <color name="teal_200">#FF03DAC5</color>
     <color name="teal_700">#FF018786</color>
     <color name="black">#FF000000</color>

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

@@ -2,8 +2,8 @@
     <!-- Base application theme. -->
     <style name="Theme.Kotlinphotos" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
         <!-- Primary brand color. -->
-        <item name="colorPrimary">@color/purple_500</item>
-        <item name="colorPrimaryVariant">@color/purple_700</item>
+        <item name="colorPrimary">@color/myPurple</item>
+        <item name="colorPrimaryVariant">@color/myDarkPurple</item>
         <item name="colorOnPrimary">@color/white</item>
         <!-- Secondary brand color. -->
         <item name="colorSecondary">@color/teal_200</item>

build.gradle

@@ -2,7 +2,7 @@
 plugins {
     id 'com.android.application' version '7.1.2' apply false
     id 'com.android.library' version '7.1.2' apply false
-    id 'org.jetbrains.kotlin.android' version '1.5.30' apply false
+    id 'org.jetbrains.kotlin.android' version '1.6.10' apply false
 }
 
 task clean(type: Delete) {