...

library/src/main/java/kr/lunaticbum/awesomewebview/AwesomeWebViewActivity.kt

@@ -59,7 +59,6 @@ import androidx.appcompat.widget.Toolbar
 import androidx.coordinatorlayout.widget.CoordinatorLayout
 import androidx.core.content.ContextCompat
 import androidx.core.content.FileProvider
-import com.google.android.material.appbar.AppBarLayout
 import com.google.android.material.snackbar.Snackbar
 import kr.lunaticbum.awesomewebview.databinding.AwesomeWebViewBinding
 import kr.lunaticbum.awesomewebview.enums.Position
@@ -74,7 +73,6 @@ import kr.lunaticbum.awesomewebview.helpers.UrlParser
 import kr.lunaticbum.awesomewebview.jsInterface.CommonJsHelper
 import kr.lunaticbum.awesomewebview.listeners.BroadCastManager
 import kr.lunaticbum.awesomewebview.objects.CustomMenu
-import kr.lunaticbum.awesomewebview.views.ShadowLayout
 import kr.lunaticbum.awesomewebview.views.VideoEnabledWebChromeClient
 import kr.lunaticbum.awesomewebview.views.VideoEnabledWebView
 import kr.lunaticbum.converters.UnitConverter
@@ -239,35 +237,35 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
     protected var url: String? = null
     protected var extraHeaders: Map<String, String>? = null
     protected var extraHeadersMainPage: Boolean? = null
-    protected var appBar: AppBarLayout? = null
-    protected var toolbar: Toolbar? = null
-    protected var toolbarLayout: RelativeLayout? = null
-    protected var title: TextView? = null
-    protected var urlTv: TextView? = null
-    protected var close: AppCompatImageButton? = null
-    protected var back: AppCompatImageButton? = null
-    protected var forward: AppCompatImageButton? = null
-    protected var more: AppCompatImageButton? = null
+    //    protected var appBar: AppBarLayout? = null
+//    protected var toolbar: Toolbar? = null
+//    protected var toolbarLayout: RelativeLayout? = null
+//    protected var title: TextView? = null
+//    protected var urlTv: TextView? = null
+//    protected var close: AppCompatImageButton? = null
+//    protected var back: AppCompatImageButton? = null
+//    protected var forward: AppCompatImageButton? = null
+//    protected var more: AppCompatImageButton? = null
     protected var webView: WebView? = null
     protected var webChromeClient: WebChromeClient? = null
     protected var webViewClient: WebViewClient? = null
-    protected var gradient: View? = null
-    protected var divider: View? = null
-    protected var progressBar: ProgressBar? = null
-    protected var menuLayout: RelativeLayout? = null
-    protected var shadowLayout: ShadowLayout? = null
-    protected var menuBackground: LinearLayout? = null
-    protected var menuRefresh: LinearLayout? = null
-    protected var menuRefreshTv: TextView? = null
-    protected var menuFind: LinearLayout? = null
-    protected var menuFindTv: TextView? = null
-    protected var menuShareVia: LinearLayout? = null
-    protected var menuShareViaTv: TextView? = null
-    protected var menuCopyLink: LinearLayout? = null
-    protected var menuCopyLinkTv: TextView? = null
-    protected var menuOpenWith: LinearLayout? = null
-    protected var menuOpenWithTv: TextView? = null
-    protected var webLayout: FrameLayout? = null
+    //    protected var gradient: View? = null
+//    protected var divider: View? = null
+//    protected var progressBar: ProgressBar? = null
+//    protected var menuLayout: RelativeLayout? = null
+    //    protected var shadowLayout: ShadowLayout? = null
+//    protected var menuBackground: LinearLayout? = null
+//    protected var menuRefresh: LinearLayout? = null
+//    protected var menuRefreshTv: TextView? = null
+//    protected var menuFind: LinearLayout? = null
+//    protected var menuFindTv: TextView? = null
+//    protected var menuShareVia: LinearLayout? = null
+////    protected var menuShareViaTv: TextView? = null
+//    protected var menuCopyLink: LinearLayout? = null
+//    protected var menuCopyLinkTv: TextView? = null
+//    protected var menuOpenWith: LinearLayout? = null
+//    protected var menuOpenWithTv: TextView? = null
+//    protected var webLayout: FrameLayout? = null
     var downloadListener: DownloadListener =
         DownloadListener { url, userAgent, contentDisposition, mimetype, contentLength ->
             BroadCastManager.onDownloadStart(
@@ -529,51 +527,18 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
     }
 
     protected fun bindViews() {
-        appBar = findViewById(R.id.appBar)
-        toolbar = findViewById(R.id.toolbar)
-        toolbarLayout = findViewById(R.id.toolbarLayout)
-
-        title = findViewById(R.id.title)
-        urlTv = findViewById(R.id.url)
-
-        close = findViewById(R.id.close)
-        back = findViewById(R.id.back)
-        forward = findViewById(R.id.forward)
-        more = findViewById(R.id.more)
-
-        close?.setOnClickListener(this)
-        back?.setOnClickListener(this)
-        forward?.setOnClickListener(this)
-        more?.setOnClickListener(this)
-
-        gradient = findViewById(R.id.gradient)
-        divider = findViewById(R.id.divider)
-        progressBar = findViewById(R.id.progressBar)
-
-        menuLayout = findViewById(R.id.menuLayout)
-        shadowLayout = findViewById(R.id.shadowLayout)
-        menuBackground = findViewById(R.id.menuBackground)
-
-        menuRefresh = findViewById(R.id.menuRefresh)
-        menuRefreshTv = findViewById(R.id.menuRefreshTv)
-        menuFind = findViewById(R.id.menuFind)
-        menuFindTv = findViewById(R.id.menuFindTv)
-        menuShareVia = findViewById(R.id.menuShareVia)
-        menuShareViaTv = findViewById(R.id.menuShareViaTv)
-        menuCopyLink = findViewById(R.id.menuCopyLink)
-        menuCopyLinkTv = findViewById(R.id.menuCopyLinkTv)
-        menuOpenWith = findViewById(R.id.menuOpenWith)
-        menuOpenWithTv = findViewById(R.id.menuOpenWithTv)
-
-        webLayout = findViewById(R.id.webLayout)
+        binding.toolbarContent.close.setOnClickListener(this)
+        binding.toolbarContent.back.setOnClickListener(this)
+        binding.toolbarContent.forward.setOnClickListener(this)
+        binding.toolbarContent.more.setOnClickListener(this)
         webView = buildWebView()
-        webLayout?.addView(webView)
+        binding.webLayout.addView(webView)
     }
 
     protected fun layoutViews() {
         if (!toolbarVisible) {
-            setSupportActionBar(toolbar)
-            toolbar!!.visibility = View.GONE
+            setSupportActionBar(binding.toolbar)
+            binding.toolbar.visibility = View.GONE
         }
 
         run {
@@ -586,8 +551,8 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
                     ViewGroup.LayoutParams.MATCH_PARENT,
                     toolbarHeight.toInt()
                 )
-            appBar!!.layoutParams = params
-            awesomeWebViewBinding.coordinatorLayout.requestLayout()
+            binding.appBar.layoutParams = params
+            binding.coordinatorLayout.requestLayout()
         }
 
         run {
@@ -599,25 +564,26 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
                     ViewGroup.LayoutParams.MATCH_PARENT,
                     toolbarHeight.toInt()
                 )
-            toolbarLayout!!.minimumHeight = toolbarHeight.toInt()
-            toolbarLayout!!.layoutParams = params
-            awesomeWebViewBinding.coordinatorLayout.requestLayout()
+            binding.toolbarContent.toolbarLayout.minimumHeight = toolbarHeight.toInt()
+            binding.toolbarContent.toolbarLayout.layoutParams = params
+            binding.coordinatorLayout.requestLayout()
         }
 
         run {
             // TextViews
             val maxWidth = this.maxWidth
-            title!!.maxWidth = maxWidth
-            urlTv!!.maxWidth = maxWidth
+
+            binding.toolbarContent.title.maxWidth = maxWidth
+            binding.toolbarContent.url.maxWidth = maxWidth
             requestCenterLayout()
         }
 
         run {
             // Icons
-            updateIcon(close, if (rtl) R.drawable.more else R.drawable.close)
-            updateIcon(back, R.drawable.back)
-            updateIcon(forward, R.drawable.forward)
-            updateIcon(more, if (rtl) R.drawable.close else R.drawable.more)
+            updateIcon(binding.toolbarContent.close, if (rtl) R.drawable.more else R.drawable.close)
+            updateIcon(binding.toolbarContent.back, R.drawable.back)
+            updateIcon(binding.toolbarContent.forward, R.drawable.forward)
+            updateIcon(binding.toolbarContent.more, if (rtl) R.drawable.close else R.drawable.more)
         }
 
         run { // Divider
@@ -625,15 +591,15 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
                 val toolbarHeight =
                     if (toolbarVisible) resources.getDimension(R.dimen.toolbarHeight) else 0f
                 val params =
-                    gradient!!.layoutParams as CoordinatorLayout.LayoutParams
+                    binding.gradient.layoutParams as CoordinatorLayout.LayoutParams
                 params.setMargins(0, toolbarHeight.toInt(), 0, 0)
-                gradient!!.layoutParams = params
+                binding.gradient.layoutParams = params
             }
         }
 
         run {
             // ProgressBar
-            progressBar!!.minimumHeight = progressBarHeight.toInt()
+            binding.progressBar.minimumHeight = progressBarHeight.toInt()
             val params =
                 CoordinatorLayout.LayoutParams(
                     ViewGroup.LayoutParams.MATCH_PARENT,
@@ -670,7 +636,7 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
                     0
                 )
             }
-            progressBar!!.layoutParams = params
+            binding.progressBar.layoutParams = params
         }
 
         run {
@@ -683,7 +649,7 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
             var webLayoutMinimumHeight =
                 screenHeight - toolbarHeight - statusBarHeight
             if (showDivider && !gradientDivider) webLayoutMinimumHeight -= dividerHeight
-            webLayout!!.minimumHeight = webLayoutMinimumHeight.toInt()
+            binding.webLayout.minimumHeight = webLayoutMinimumHeight.toInt()
 
             val params =
                 CoordinatorLayout.LayoutParams(
@@ -691,15 +657,15 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
                     ViewGroup.LayoutParams.MATCH_PARENT
                 )
             params.setMargins(0, toolbarHeight.toInt(), 0, 0)
-            webLayout!!.layoutParams = params
+            binding.webLayout.layoutParams = params
         }
     }
 
     @SuppressLint("SetJavaScriptEnabled")
     protected fun initializeViews() {
         if (!toolbarVisible) {
-            setSupportActionBar(toolbar)
-            toolbar!!.visibility = View.GONE
+            setSupportActionBar(binding.toolbar)
+            binding.toolbar.visibility = View.GONE
         }
 
         run {
@@ -721,33 +687,33 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
         }
 
         run { // Toolbar
-            toolbar!!.setBackgroundColor(toolbarColor)
+            binding.toolbar.setBackgroundColor(toolbarColor)
         }
 
         run {
             // TextViews
-            title!!.text = titleDefault
-            title!!.setTextSize(TypedValue.COMPLEX_UNIT_PX, titleSize)
-            title!!.setTypeface(TypefaceHelper.get(this, titleFont))
-            title!!.setTextColor(mTitleColor)
+            binding.toolbarContent.title.text = titleDefault
+            binding.toolbarContent.title.setTextSize(TypedValue.COMPLEX_UNIT_PX, titleSize)
+            binding.toolbarContent.title.setTypeface(TypefaceHelper.get(this, titleFont))
+            binding.toolbarContent.title.setTextColor(mTitleColor)
 
-            urlTv!!.visibility = if (showUrl) View.VISIBLE else View.GONE
-            urlTv!!.text = UrlParser.getHost(url)
-            urlTv!!.setTextSize(TypedValue.COMPLEX_UNIT_PX, urlSize)
-            urlTv!!.setTypeface(TypefaceHelper.get(this, urlFont))
-            urlTv!!.setTextColor(urlColor)
+            binding.toolbarContent.url.visibility = if (showUrl) View.VISIBLE else View.GONE
+            binding.toolbarContent.url.text = UrlParser.getHost(url)
+            binding.toolbarContent.url.setTextSize(TypedValue.COMPLEX_UNIT_PX, urlSize)
+            binding.toolbarContent.url.setTypeface(TypefaceHelper.get(this, urlFont))
+            binding.toolbarContent.url.setTextColor(urlColor)
             requestCenterLayout()
         }
 
         run {
             // Icons
-            close!!.setBackgroundResource(iconSelector)
-            back!!.setBackgroundResource(iconSelector)
-            forward!!.setBackgroundResource(iconSelector)
-            more!!.setBackgroundResource(iconSelector)
+            binding.toolbarContent.close.setBackgroundResource(iconSelector)
+            binding.toolbarContent.back.setBackgroundResource(iconSelector)
+            binding.toolbarContent.forward.setBackgroundResource(iconSelector)
+            binding.toolbarContent.more.setBackgroundResource(iconSelector)
 
-            close!!.visibility = if (showIconClose) View.VISIBLE else View.GONE
-            close!!.isEnabled = !disableIconClose
+            binding.toolbarContent.close.visibility = if (showIconClose) View.VISIBLE else View.GONE
+            binding.toolbarContent.close.isEnabled = !disableIconClose
 
             if (((showMenuRefresh
                         || showMenuFind
@@ -755,11 +721,11 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
                         || showMenuCopyLink
                         || showMenuOpenWith) || customMenus!!.size > 0) && showIconMenu
             ) {
-                more!!.visibility = View.VISIBLE
+                binding.toolbarContent.more.visibility = View.VISIBLE
             } else {
-                more!!.visibility = View.GONE
+                binding.toolbarContent.more.visibility = View.GONE
             }
-            more!!.isEnabled = !disableIconMenu
+            binding.toolbarContent.more.isEnabled = !disableIconMenu
         }
 
         run { // Cookie
@@ -1012,8 +978,8 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
 
         run {
             // Divider
-            gradient!!.visibility = if (showDivider && gradientDivider) View.VISIBLE else View.GONE
-            divider!!.visibility = if (showDivider && !gradientDivider) View.VISIBLE else View.GONE
+            binding.gradient.visibility = if (showDivider && gradientDivider) View.VISIBLE else View.GONE
+            binding.toolbarContent.divider.visibility = if (showDivider && !gradientDivider) View.VISIBLE else View.GONE
             if (gradientDivider) {
                 val dividerWidth = DisplayUtil.width
                 val bitmap =
@@ -1023,28 +989,28 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
                         dividerColor
                     )
                 val drawable = BitmapDrawable(resources, bitmap)
-                ViewUtil.setBackground(gradient, drawable)
+                ViewUtil.setBackground(binding.gradient, drawable)
 
                 val params =
-                    gradient!!.layoutParams as CoordinatorLayout.LayoutParams
+                    binding.gradient.layoutParams as CoordinatorLayout.LayoutParams
                 params.height = dividerHeight.toInt()
-                gradient!!.layoutParams = params
+                binding.gradient.layoutParams = params
             } else {
-                divider!!.setBackgroundColor(dividerColor)
+                binding.toolbarContent.divider.setBackgroundColor(dividerColor)
 
                 val params =
-                    divider!!.layoutParams as LinearLayout.LayoutParams
+                    binding.toolbarContent.divider.layoutParams as LinearLayout.LayoutParams
                 params.height = dividerHeight.toInt()
-                divider!!.layoutParams = params
+                binding.toolbarContent.divider.layoutParams = params
             }
         }
 
         run {
             // ProgressBar
-            progressBar!!.visibility = if (showProgressBar) View.VISIBLE else View.GONE
-            progressBar!!.progressDrawable
+            binding.progressBar.visibility = if (showProgressBar) View.VISIBLE else View.GONE
+            binding.progressBar.progressDrawable
                 .setColorFilter(progressBarColor, PorterDuff.Mode.SRC_IN)
-            progressBar!!.minimumHeight = progressBarHeight.toInt()
+            binding.progressBar.minimumHeight = progressBarHeight.toInt()
             val params =
                 CoordinatorLayout.LayoutParams(
                     ViewGroup.LayoutParams.MATCH_PARENT,
@@ -1081,7 +1047,7 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
                     0
                 )
             }
-            progressBar!!.layoutParams = params
+            binding.progressBar.layoutParams = params
         }
 
         run {
@@ -1090,13 +1056,13 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
             drawable.cornerRadius = resources.getDimension(R.dimen.defaultMenuCornerRadius)
             drawable.setColor(menuColor)
             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
-                menuBackground!!.background = drawable
+                binding.menus.menuBackground.background = drawable
             } else {
-                menuBackground!!.setBackgroundDrawable(drawable)
+                binding.menus.menuBackground.setBackgroundDrawable(drawable)
             }
 
-            shadowLayout!!.setShadowColor(menuDropShadowColor)
-            shadowLayout!!.setShadowSize(menuDropShadowSize)
+            binding.menus.shadowLayout.setShadowColor(menuDropShadowColor)
+            binding.menus.shadowLayout.setShadowSize(menuDropShadowSize)
 
             val params =
                 RelativeLayout.LayoutParams(
@@ -1108,67 +1074,62 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
             params.setMargins(0, margin, margin, 0)
             params.addRule(RelativeLayout.ALIGN_PARENT_TOP)
             params.addRule(if (rtl) RelativeLayout.ALIGN_PARENT_LEFT else RelativeLayout.ALIGN_PARENT_RIGHT)
-            shadowLayout!!.layoutParams = params
+            binding.menus.shadowLayout.layoutParams = params
 
-            menuRefresh!!.visibility = if (showMenuRefresh) View.VISIBLE else View.GONE
-            menuRefresh!!.setBackgroundResource(menuSelector)
-            menuRefresh!!.gravity = menuTextGravity
-            menuRefreshTv!!.setText(stringResRefresh)
-            menuRefreshTv!!.setTextSize(TypedValue.COMPLEX_UNIT_PX, menuTextSize)
-            menuRefreshTv!!.setTypeface(TypefaceHelper.get(this, menuTextFont))
-            menuRefreshTv!!.setTextColor(menuTextColor)
-            menuRefreshTv!!.setPadding(
+            binding.menus.menuRefresh.visibility = if (showMenuRefresh) View.VISIBLE else View.GONE
+            binding.menus.menuRefresh.setBackgroundResource(menuSelector)
+            binding.menus.menuRefresh.gravity = menuTextGravity
+            binding.menus.menuRefreshTv.setText(stringResRefresh)
+            binding.menus.menuRefreshTv.setTextSize(TypedValue.COMPLEX_UNIT_PX, menuTextSize)
+            binding.menus.menuRefreshTv.setTypeface(TypefaceHelper.get(this, menuTextFont))
+            binding.menus.menuRefreshTv.setTextColor(menuTextColor)
+            binding.menus.menuRefreshTv.setPadding(
                 menuTextPaddingLeft.toInt(),
                 0,
                 menuTextPaddingRight.toInt(),
                 0
             )
 
-            menuFind!!.visibility = if (showMenuFind) View.VISIBLE else View.GONE
-            menuFind!!.setBackgroundResource(menuSelector)
-            menuFind!!.gravity = menuTextGravity
-            menuFindTv!!.setText(stringResFind)
-            menuFindTv!!.setTextSize(TypedValue.COMPLEX_UNIT_PX, menuTextSize)
-            menuFindTv!!.setTypeface(TypefaceHelper.get(this, menuTextFont))
-            menuFindTv!!.setTextColor(menuTextColor)
-            menuFindTv!!.setPadding(menuTextPaddingLeft.toInt(), 0, menuTextPaddingRight.toInt(), 0)
+            binding.menus.menuFind.visibility = if (showMenuFind) View.VISIBLE else View.GONE
+            binding.menus.menuFind.setBackgroundResource(menuSelector)
+            binding.menus.menuFind.gravity = menuTextGravity
+            binding.menus.menuFindTv.setText(stringResFind)
+            binding.menus.menuFindTv.setTextSize(TypedValue.COMPLEX_UNIT_PX, menuTextSize)
+            binding.menus.menuFindTv.setTypeface(TypefaceHelper.get(this, menuTextFont))
+            binding.menus.menuFindTv.setTextColor(menuTextColor)
+            binding.menus.menuFindTv.setPadding(menuTextPaddingLeft.toInt(), 0, menuTextPaddingRight.toInt(), 0)
 
-            menuShareVia!!.visibility = if (showMenuShareVia) View.VISIBLE else View.GONE
-            menuShareVia!!.setBackgroundResource(menuSelector)
-            menuShareVia!!.gravity = menuTextGravity
-            menuShareViaTv!!.setText(stringResShareVia)
-            menuShareViaTv!!.setTextSize(TypedValue.COMPLEX_UNIT_PX, menuTextSize)
-            menuShareViaTv!!.setTypeface(TypefaceHelper.get(this, menuTextFont))
-            menuShareViaTv!!.setTextColor(menuTextColor)
-            menuShareViaTv!!.setPadding(
+            binding.menus.menuShareVia.visibility = if (showMenuShareVia) View.VISIBLE else View.GONE
+            binding.menus.menuShareVia.setBackgroundResource(menuSelector)
+            binding.menus.menuShareVia.gravity = menuTextGravity
+            binding.menus.menuShareViaTv.setText(stringResShareVia)
+            binding.menus.menuShareViaTv.setTextSize(TypedValue.COMPLEX_UNIT_PX, menuTextSize)
+            binding.menus.menuShareViaTv.setTypeface(TypefaceHelper.get(this, menuTextFont))
+            binding.menus.menuShareViaTv.setTextColor(menuTextColor)
+            binding.menus.menuShareViaTv.setPadding(menuTextPaddingLeft.toInt(), 0, menuTextPaddingRight.toInt(), 0)
+
+            binding.menus.menuCopyLink.visibility = if (showMenuCopyLink) View.VISIBLE else View.GONE
+            binding.menus.menuCopyLink.setBackgroundResource(menuSelector)
+            binding.menus.menuCopyLink.gravity = menuTextGravity
+            binding.menus.menuCopyLinkTv.setText(stringResCopyLink)
+            binding.menus.menuCopyLinkTv.setTextSize(TypedValue.COMPLEX_UNIT_PX, menuTextSize)
+            binding.menus.menuCopyLinkTv.setTypeface(TypefaceHelper.get(this, menuTextFont))
+            binding.menus.menuCopyLinkTv.setTextColor(menuTextColor)
+            binding.menus.menuCopyLinkTv.setPadding(
                 menuTextPaddingLeft.toInt(),
                 0,
                 menuTextPaddingRight.toInt(),
                 0
             )
 
-            menuCopyLink!!.visibility = if (showMenuCopyLink) View.VISIBLE else View.GONE
-            menuCopyLink!!.setBackgroundResource(menuSelector)
-            menuCopyLink!!.gravity = menuTextGravity
-            menuCopyLinkTv!!.setText(stringResCopyLink)
-            menuCopyLinkTv!!.setTextSize(TypedValue.COMPLEX_UNIT_PX, menuTextSize)
-            menuCopyLinkTv!!.setTypeface(TypefaceHelper.get(this, menuTextFont))
-            menuCopyLinkTv!!.setTextColor(menuTextColor)
-            menuCopyLinkTv!!.setPadding(
-                menuTextPaddingLeft.toInt(),
-                0,
-                menuTextPaddingRight.toInt(),
-                0
-            )
-
-            menuOpenWith!!.visibility = if (showMenuOpenWith) View.VISIBLE else View.GONE
-            menuOpenWith!!.setBackgroundResource(menuSelector)
-            menuOpenWith!!.gravity = menuTextGravity
-            menuOpenWithTv!!.setText(stringResOpenWith)
-            menuOpenWithTv!!.setTextSize(TypedValue.COMPLEX_UNIT_PX, menuTextSize)
-            menuOpenWithTv!!.setTypeface(TypefaceHelper.get(this, menuTextFont))
-            menuOpenWithTv!!.setTextColor(menuTextColor)
-            menuOpenWithTv!!.setPadding(
+            binding.menus.menuOpenWith.visibility = if (showMenuOpenWith) View.VISIBLE else View.GONE
+            binding.menus.menuOpenWith.setBackgroundResource(menuSelector)
+            binding.menus.menuOpenWith.gravity = menuTextGravity
+            binding.menus.menuOpenWithTv.setText(stringResOpenWith)
+            binding.menus.menuOpenWithTv.setTextSize(TypedValue.COMPLEX_UNIT_PX, menuTextSize)
+            binding.menus.menuOpenWithTv.setTypeface(TypefaceHelper.get(this, menuTextFont))
+            binding.menus.menuOpenWithTv.setTextColor(menuTextColor)
+            binding.menus.menuOpenWithTv.setPadding(
                 menuTextPaddingLeft.toInt(),
                 0,
                 menuTextPaddingRight.toInt(),
@@ -1204,7 +1165,7 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
                     hideMenu()
                 }
 
-                menuBackground!!.addView(
+                binding.menus.menuBackground.addView(
                     customMenuRoot,
                     ViewGroup.LayoutParams.MATCH_PARENT,
                     ViewGroup.LayoutParams.WRAP_CONTENT
@@ -1219,13 +1180,9 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
 
     protected fun buildWebChromeClient(): WebChromeClient {
         // Initialize the VideoEnabledWebChromeClient and set event handlers
-        val nonVideoLayout: View? = webLayout // Your own view, read class comments
-        val videoLayout =
-            findViewById<View>(R.id.videoLayout) as ViewGroup // Your own view, read class comments
-        val loadingView = layoutInflater.inflate(
-            R.layout.view_loading_video,
-            null
-        ) // Your own view, read class comments
+        val nonVideoLayout: View? = binding.webLayout // Your own view, read class comments
+        val videoLayout = binding.videoLayout
+        val loadingView = layoutInflater.inflate(R.layout.view_loading_video, null) // Your own view, read class comments
         val webChromeClient = MyWebChromeClient(nonVideoLayout, videoLayout, loadingView, webView)
         webChromeClient.setOnToggledFullscreen { fullscreen -> // Your code to handle the full-screen change, for example showing and hiding the title bar. Example:
             if (fullscreen) {
@@ -1294,7 +1251,7 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
     }
 
     protected val maxWidth: Int
-        get() = if (forward!!.visibility == View.VISIBLE) {
+        get() = if (binding.toolbarContent.forward.visibility == View.VISIBLE) {
             DisplayUtil.width - UnitConverter.dpToPx(100)
         } else {
             DisplayUtil.width - UnitConverter.dpToPx(52)
@@ -1348,13 +1305,13 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
         //        }
     }
 
-    lateinit var awesomeWebViewBinding: AwesomeWebViewBinding
+    lateinit var binding: AwesomeWebViewBinding
     @RequiresApi(Build.VERSION_CODES.LOLLIPOP)
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         initializeOptions()
-        awesomeWebViewBinding = AwesomeWebViewBinding.inflate(layoutInflater)
-        setContentView(awesomeWebViewBinding.root)
+        binding = AwesomeWebViewBinding.inflate(layoutInflater)
+        setContentView(binding.root)
         bindViews()
         layoutViews()
         initializeViews()
@@ -1369,7 +1326,7 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
         if (webChromeClient is MyWebChromeClient && (webChromeClient as MyWebChromeClient).onBackPressed()) {
             return
         }
-        if (menuLayout!!.visibility == View.VISIBLE) {
+        if (binding.menus.menuLayout.visibility == View.VISIBLE) {
             hideMenu()
         } else if (backPressToClose || !webView!!.canGoBack()) {
             exitActivity()
@@ -1427,7 +1384,7 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
             ClipboardManagerUtil.text = webView!!.url
 
             val snackbar = Snackbar.make(
-                coordinatorLayout!!, getString(stringResCopiedToClipboard),
+                binding.coordinatorLayout, getString(stringResCopiedToClipboard),
                 Snackbar.LENGTH_LONG
             )
             val snackbarView = snackbar.view
@@ -1466,20 +1423,20 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
     }
 
     protected fun showMenu() {
-        menuLayout!!.visibility = View.VISIBLE
+        binding.menus.menuLayout.visibility = View.VISIBLE
         val popupAnim = AnimationUtils.loadAnimation(this, R.anim.popup_flyout_show)
-        shadowLayout!!.startAnimation(popupAnim)
+        binding.menus.shadowLayout.startAnimation(popupAnim)
     }
 
     protected fun hideMenu() {
         val popupAnim = AnimationUtils.loadAnimation(this, R.anim.popup_flyout_hide)
-        shadowLayout!!.startAnimation(popupAnim)
+        binding.menus.shadowLayout.startAnimation(popupAnim)
         popupAnim.setAnimationListener(object : Animation.AnimationListener {
             override fun onAnimationStart(animation: Animation) {
             }
 
             override fun onAnimationEnd(animation: Animation) {
-                menuLayout!!.visibility = View.GONE
+                binding.menus.menuLayout.visibility = View.GONE
             }
 
             override fun onAnimationRepeat(animation: Animation) {
@@ -1499,10 +1456,10 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
             DisplayUtil.width - UnitConverter.dpToPx(48) * 2
         }
 
-        title!!.maxWidth = maxWidth
-        urlTv!!.maxWidth = maxWidth
-        title!!.requestLayout()
-        urlTv!!.requestLayout()
+        binding.toolbarContent.title.maxWidth = maxWidth
+        binding.toolbarContent.url.maxWidth = maxWidth
+        binding.toolbarContent.title.requestLayout()
+        binding.toolbarContent.url.requestLayout()
     }
 
     override fun onConfigurationChanged(newConfig: Configuration) {
@@ -1540,7 +1497,6 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
         }
         if (msg.what == MSG_CLICK_ON_WEBVIEW) {
             val hitTestResult = webView!!.hitTestResult
-            // 如果是图片类型或者是带有图片链接的类型
             if (hitTestResult.type == HitTestResult.IMAGE_TYPE ||
                 hitTestResult.type == HitTestResult.SRC_IMAGE_ANCHOR_TYPE
             ) {
@@ -1563,7 +1519,7 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
             BroadCastManager.onProgressChanged(this@AwesomeWebViewActivity, key, progress)
 
             if (progress == 100) progress = 0
-            progressBar!!.progress = progress
+            binding.progressBar.progress = progress
         }
 
         override fun onReceivedTitle(view: WebView, title: String) {
@@ -1832,20 +1788,20 @@ class AwesomeWebViewActivity : AppCompatActivity(), View.OnClickListener,
         override fun onPageFinished(view: WebView, url: String) {
             BroadCastManager.onPageFinished(this@AwesomeWebViewActivity, key, url)
 
-            if (updateTitleFromHtml) title!!.text = view.title
-            urlTv!!.text = UrlParser.getHost(url)
+            if (updateTitleFromHtml) binding.toolbarContent.title.text = view.title
+            binding.toolbarContent.url.text = UrlParser.getHost(url)
             requestCenterLayout()
 
             if (view.canGoBack() || view.canGoForward()) {
-                back!!.visibility = if (showIconBack) View.VISIBLE else View.GONE
-                forward!!.visibility = if (showIconForward) View.VISIBLE else View.GONE
-                back!!.isEnabled =
+                binding.toolbarContent.back.visibility = if (showIconBack) View.VISIBLE else View.GONE
+                binding.toolbarContent.forward.visibility = if (showIconForward) View.VISIBLE else View.GONE
+                binding.toolbarContent.back.isEnabled =
                     !disableIconBack && (if (rtl) view.canGoForward() else view.canGoBack())
-                forward!!.isEnabled =
+                binding.toolbarContent.forward.isEnabled =
                     !disableIconForward && (if (rtl) view.canGoBack() else view.canGoForward())
             } else {
-                back!!.visibility = View.GONE
-                forward!!.visibility = View.GONE
+                binding.toolbarContent.back.visibility = View.GONE
+                binding.toolbarContent.forward.visibility = View.GONE
             }
 
             if (injectJavaScript != null) {

library/src/main/res/layout/awesome_web_view.xml

@@ -34,7 +34,8 @@
                 app:contentInsetRight="0dp"
                 app:contentInsetStart="0dp">
 
-                <include layout="@layout/toolbar_content" />
+                <include
+                    android:id="@+id/toolbar_content" layout="@layout/toolbar_content" />
             </androidx.appcompat.widget.Toolbar>
         </com.google.android.material.appbar.AppBarLayout>
 
@@ -54,7 +55,9 @@
             android:indeterminate="false"
             android:progressDrawable="@drawable/progress_drawable" />
 
-        <include layout="@layout/menus" />
+        <include
+            android:id="@+id/menus"
+            layout="@layout/menus" />
 
         <!-- View where the video will be shown when video goes fullscreen -->
         <RelativeLayout

library/src/main/res/layout/menus.xml

@@ -1,5 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<layout>
+    <data>
+
+    </data>
+    <RelativeLayout
+        xmlns:android="http://schemas.android.com/apk/res/android"
         xmlns:app="http://schemas.android.com/apk/res-auto"
         android:id="@+id/menuLayout"
         android:layout_width="match_parent"
@@ -143,3 +148,4 @@
             </LinearLayout>
         </kr.lunaticbum.awesomewebview.views.ShadowLayout>
     </RelativeLayout>
+</layout>