[ADD/#22] initOnBackPressed 확장함수 추가

Genti2024 · May 26, 2024 · 1d99498 · 1d99498
1 parent 76e9ad4
commit 1d99498
Show file tree

Hide file tree

Showing 5 changed files with 50 additions and 0 deletions.
diff --git a/core/src/main/java/kr/genti/core/extension/ActivityExt.kt b/core/src/main/java/kr/genti/core/extension/ActivityExt.kt
@@ -4,8 +4,11 @@ import android.app.Activity
 import android.content.Context
 import android.os.Build
 import android.util.DisplayMetrics
+import android.view.View
 import android.view.WindowInsets
 import android.view.WindowManager
+import androidx.activity.ComponentActivity
+import androidx.activity.OnBackPressedCallback
 import androidx.core.content.ContextCompat
 
 fun Activity.setStatusBarColorFromResource(colorResId: Int) {
@@ -32,3 +35,23 @@ fun Activity.getWindowHeight(): Int {
         displayMetrics.heightPixels
     }
 }
+
+fun ComponentActivity.initOnBackPressedListener(
+    view: View,
+    delay: Long = 2000L,
+) {
+    var backPressedTime = 0L
+    val onBackPressedCallback =
+        object : OnBackPressedCallback(true) {
+            override fun handleOnBackPressed() {
+                if (System.currentTimeMillis() - backPressedTime >= delay) {
+                    backPressedTime = System.currentTimeMillis()
+                    view.context.toast("버튼을 한번 더 누르면 종료됩니다.")
+                } else {
+                    finish()
+                }
+            }
+        }
+
+    this.onBackPressedDispatcher.addCallback(this, onBackPressedCallback)
+}
diff --git a/core/src/main/java/kr/genti/core/extension/FragmentExt.kt b/core/src/main/java/kr/genti/core/extension/FragmentExt.kt
@@ -2,6 +2,7 @@ package kr.genti.core.extension
 
 import android.view.View
 import android.widget.Toast
+import androidx.activity.OnBackPressedCallback
 import androidx.annotation.ColorRes
 import androidx.annotation.DrawableRes
 import androidx.annotation.StringRes
@@ -44,6 +45,26 @@ fun Fragment.setStatusBarColor(colorResId: Int) {
     }
 }
 
+fun Fragment.initOnBackPressedListener(
+    view: View,
+    delay: Long = 2000L,
+) {
+    var backPressedTime = 0L
+    val onBackPressedCallback =
+        object : OnBackPressedCallback(true) {
+            override fun handleOnBackPressed() {
+                if (System.currentTimeMillis() - backPressedTime >= delay) {
+                    backPressedTime = System.currentTimeMillis()
+                    view.context.toast("버튼을 한번 더 누르면 종료됩니다.")
+                } else {
+                    requireActivity().finish()
+                }
+            }
+        }
+
+    requireActivity().onBackPressedDispatcher.addCallback(this, onBackPressedCallback)
+}
+
 val Fragment.viewLifeCycle
     get() = viewLifecycleOwner.lifecycle
 

diff --git a/presentation/src/main/java/kr/genti/presentation/auth/LoginActivity.kt b/presentation/src/main/java/kr/genti/presentation/auth/LoginActivity.kt
@@ -10,6 +10,7 @@ import androidx.core.view.updatePadding
 import dagger.hilt.android.AndroidEntryPoint
 import kr.genti.core.base.BaseActivity
 import kr.genti.core.extension.colorOf
+import kr.genti.core.extension.initOnBackPressedListener
 import kr.genti.core.extension.setOnSingleClickListener
 import kr.genti.presentation.R
 import kr.genti.presentation.databinding.ActivityLoginBinding
@@ -23,6 +24,7 @@ class LoginActivity : BaseActivity<ActivityLoginBinding>(R.layout.activity_login
         super.onCreate(savedInstanceState)
 
         initLoginBtnListener()
+        initOnBackPressedListener(binding.root)
         setStatusBarTransparent()
         setNavigationBarGreen()
     }

diff --git a/presentation/src/main/java/kr/genti/presentation/main/create/CreateViewModel.kt b/presentation/src/main/java/kr/genti/presentation/main/create/CreateViewModel.kt
@@ -17,9 +17,11 @@ class CreateViewModel
         val script = MutableLiveData<String>()
         var plusImage: Uri = Uri.EMPTY
         val isWritten = MutableLiveData(false)
+
         val selectedAngle = MutableLiveData<Int>(-1)
         val selectedFrame = MutableLiveData<Int>(-1)
         val isSelected = MutableLiveData(false)
+
         var uriList = listOf<Uri>()
         var isCompleted = MutableLiveData(false)
 

diff --git a/presentation/src/main/java/kr/genti/presentation/main/create/DefineFragment.kt b/presentation/src/main/java/kr/genti/presentation/main/create/DefineFragment.kt
@@ -11,6 +11,7 @@ import androidx.navigation.fragment.findNavController
 import coil.load
 import dagger.hilt.android.AndroidEntryPoint
 import kr.genti.core.base.BaseFragment
+import kr.genti.core.extension.initOnBackPressedListener
 import kr.genti.core.extension.setOnSingleClickListener
 import kr.genti.core.extension.stringOf
 import kr.genti.presentation.R
@@ -36,6 +37,7 @@ class DefineFragment() : BaseFragment<FragmentDefineBinding>(R.layout.fragment_d
 
     private fun initView() {
         binding.vm = viewModel
+        initOnBackPressedListener(binding.root)
     }
 
     private fun initCreateBtnListener() {