[Feature] #143 메인 홈 BACK KEY 동작

app/src/main/java/com/jjbaksa/jjbaksa/ui/login/LoginActivity.kt

@@ -3,6 +3,7 @@ package com.jjbaksa.jjbaksa.ui.login
 import android.content.Intent
 import android.text.method.HideReturnsTransformationMethod
 import android.text.method.PasswordTransformationMethod
+import android.view.MotionEvent
 import androidx.activity.viewModels
 import androidx.core.content.ContextCompat
 import androidx.core.widget.addTextChangedListener
@@ -137,4 +138,9 @@ class LoginActivity : BaseActivity<ActivityLoginBinding>() {
     private fun goToActivity(classActivity: Class<*>) {
         Intent(this, classActivity).also { startActivity(it) }
     }
+
+    override fun dispatchTouchEvent(ev: MotionEvent?): Boolean {
+        controlSoftKeyboard(binding.root, false)
+        return super.dispatchTouchEvent(ev)
+    }
 }

app/src/main/java/com/jjbaksa/jjbaksa/ui/mainpage/MainPageActivity.kt

@@ -87,6 +87,8 @@ class MainPageActivity : BaseActivity<ActivityMainPageBinding>() {
         }
     }
     fun showHomeFragment() {
+        showFragment(naviHomeFragment, NaviHomeFragment.TAG)
+        binding.navigationView.visibility = View.VISIBLE
         binding.ivBottomHome.isSelected = true
         binding.tvBottomHome.isSelected = true
         binding.bottomHome.performClick()
@@ -101,6 +103,7 @@ class MainPageActivity : BaseActivity<ActivityMainPageBinding>() {
             tvBottomMypage.isSelected = false
         }
         val findFragment = supportFragmentManager.findFragmentByTag(tag)
+
         supportFragmentManager.fragments.forEach { fm ->
             supportFragmentManager.beginTransaction().hide(fm).commitAllowingStateLoss()
         }

app/src/main/java/com/jjbaksa/jjbaksa/ui/mainpage/home/NaviHomeFragment.kt

@@ -6,6 +6,7 @@ import android.content.Intent
 import android.net.Uri
 import android.provider.Settings
 import android.widget.TextView
+import androidx.activity.OnBackPressedCallback
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.core.content.ContextCompat
 import androidx.core.view.isVisible
@@ -48,6 +49,20 @@ class NaviHomeFragment : BaseFragment<FragmentNaviHomeBinding>(), OnMapReadyCall
 
     private lateinit var tedNaverClusteringBuilder: TedNaverClustering<ShopContent>
 
+    private var backClickTime = 0L
+
+    override var onBackPressedCallBack: OnBackPressedCallback? =
+        object : OnBackPressedCallback(true) {
+            override fun handleOnBackPressed() {
+                if (System.currentTimeMillis() - backClickTime >= 2000L) {
+                    backClickTime = System.currentTimeMillis()
+                    showSnackBar(getString(R.string.back_finish))
+                } else {
+                    requireActivity().finish()
+                }
+            }
+        }
+
     private val fusedLocationUtil: FusedLocationUtil by lazy {
         FusedLocationUtil(
             requireContext(),

app/src/main/java/com/jjbaksa/jjbaksa/ui/mainpage/mypage/NaviMyPageFragment.kt

@@ -12,6 +12,7 @@ import com.jjbaksa.jjbaksa.base.BaseFragment
 import com.jjbaksa.jjbaksa.databinding.FragmentNaviMyPageBinding
 import com.jjbaksa.jjbaksa.dialog.MyPageBottomSheetDialog
 import com.jjbaksa.jjbaksa.ui.mainpage.MainPageActivity
+import com.jjbaksa.jjbaksa.ui.mainpage.home.NaviHomeFragment
 import com.jjbaksa.jjbaksa.ui.mainpage.mypage.adapter.MyPageAdapter
 import com.jjbaksa.jjbaksa.ui.mainpage.mypage.viewmodel.MyPageViewModel
 import com.jjbaksa.jjbaksa.ui.setting.SettingActivity
@@ -24,15 +25,27 @@ class NaviMyPageFragment : BaseFragment<FragmentNaviMyPageBinding>() {
         get() = R.layout.fragment_navi_my_page
     private val viewModel: MyPageViewModel by activityViewModels()
 
+    private var backClickTime = 0L
+
     private val settingResult =
         registerForActivityResult(ActivityResultContracts.StartActivityForResult()) {
             // Handle SettingActivity result
         }
-    override var onBackPressedCallBack: OnBackPressedCallback? = object : OnBackPressedCallback(true) {
-        override fun handleOnBackPressed() {
-            (requireActivity() as MainPageActivity).showHomeFragment()
+    override var onBackPressedCallBack: OnBackPressedCallback? =
+        object : OnBackPressedCallback(true) {
+            override fun handleOnBackPressed() {
+                (requireActivity() as MainPageActivity).showHomeFragment()
+
+                if (parentFragmentManager.findFragmentByTag(NaviHomeFragment.TAG)?.isVisible == true) {
+                    if (System.currentTimeMillis() - backClickTime >= 2000L) {
+                        backClickTime = System.currentTimeMillis()
+                        showSnackBar(getString(R.string.back_finish))
+                    } else {
+                        requireActivity().finish()
+                    }
+                }
+            }
         }
-    }
 
     override fun initView() {
         requireActivity().setExtendView(binding.myPageConstraintLayout)

app/src/main/java/com/jjbaksa/jjbaksa/ui/mainpage/write/NaviWriteFragment.kt

@@ -15,6 +15,7 @@ import com.jjbaksa.jjbaksa.databinding.FragmentNaviWriteBinding
 import com.jjbaksa.jjbaksa.listener.OnClickShopListener
 import com.jjbaksa.jjbaksa.listener.PaginationScrollListener
 import com.jjbaksa.jjbaksa.ui.mainpage.MainPageActivity
+import com.jjbaksa.jjbaksa.ui.mainpage.home.NaviHomeFragment
 import com.jjbaksa.jjbaksa.ui.search.AutoCompleteKeywordAdapter
 import com.jjbaksa.jjbaksa.ui.search.SearchShopAdapter
 import com.jjbaksa.jjbaksa.ui.search.TrendTextAdapter
@@ -24,13 +25,24 @@ import dagger.hilt.android.AndroidEntryPoint
 
 @AndroidEntryPoint
 class NaviWriteFragment : BaseFragment<FragmentNaviWriteBinding>() {
+    private var backClickTime = 0L
+
     override val layoutId: Int
         get() = R.layout.fragment_navi_write
-    override var onBackPressedCallBack: OnBackPressedCallback? = object : OnBackPressedCallback(true) {
-        override fun handleOnBackPressed() {
-            (requireActivity() as MainPageActivity).showHomeFragment()
+    override var onBackPressedCallBack: OnBackPressedCallback? =
+        object : OnBackPressedCallback(true) {
+            override fun handleOnBackPressed() {
+                if (parentFragmentManager.findFragmentByTag(NaviHomeFragment.TAG)?.isVisible == true) {
+                    if (System.currentTimeMillis() - backClickTime >= 2000L) {
+                        backClickTime = System.currentTimeMillis()
+                        showSnackBar(getString(R.string.back_finish))
+                    } else {
+                        requireActivity().finish()
+                    }
+                }
+                (requireActivity() as MainPageActivity).showHomeFragment()
+            }
         }
-    }
     private val keyboardProvider: KeyboardProvider by lazy { KeyboardProvider(requireContext()) }
     private val naviWriteViewModel: NaviWriteViewModel by viewModels()
     private val trendTextAdapter: TrendTextAdapter by lazy { TrendTextAdapter(this::onClickTrendKeyword) }
@@ -144,26 +156,32 @@ class NaviWriteFragment : BaseFragment<FragmentNaviWriteBinding>() {
             }
         }
     }
+
     private fun locationCallback(latitude: Double, longitude: Double) {
         naviWriteViewModel.setLocation(latitude, longitude)
     }
+
     private fun onClickTrendKeyword(trendText: String) {
         binding.etSearch.setText(trendText)
     }
+
     private fun onClickKeyword(keyword: String) {
         binding.etSearch.setText(keyword)
         autoCompleteKeywordAdapter.submitList(listOf())
         autoCompleteKeywordAdapter.notifyDataSetChanged()
         binding.rvKeyword.visibility = View.GONE
     }
+
     override fun onStart() {
         fusedLocationUtil.startLocationUpdate()
         super.onStart()
     }
+
     override fun onStop() {
         fusedLocationUtil.stopLocationUpdates()
         super.onStop()
     }
+
     companion object {
         fun newInstance() = NaviWriteFragment()
         val TAG = "NaviWriteFragment"

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

@@ -29,6 +29,7 @@
     <string name="progress_text">잠시만 기다려주세요.</string>
     <string name="non_exist_user">가입되지 않은 정보입니다.</string>
     <string name="do_register">가입하기</string>
+    <string name="back_finish">\'뒤로\'버튼 한번 더 누르시면 종료됩니다.</string>
 
     <string name="terms_agreement">약관 동의</string>
     <string name="privacy_term_title">개인정보 이용약관(필수)</string>