From 57fcac7970808e46139cc681e3b5d8716817e2b2 Mon Sep 17 00:00:00 2001
From: Constantine <kostyaxxx8@gmail.com>
Date: Sun, 10 Feb 2019 23:22:36 +0300
Subject: [PATCH] New logic of backLayout drawing

---
 .../backdrop/BackdropBehavior.kt              |  5 +----
 .../backdropview/ui/MainActivity.kt           |  3 +--
 sample/src/main/res/layout/activity_main.xml  | 20 +++++++++----------
 3 files changed, 12 insertions(+), 16 deletions(-)

diff --git a/backdrop/src/main/kotlin/ru/semper_viventem/backdrop/BackdropBehavior.kt b/backdrop/src/main/kotlin/ru/semper_viventem/backdrop/BackdropBehavior.kt
index 899a68d..8e9164c 100644
--- a/backdrop/src/main/kotlin/ru/semper_viventem/backdrop/BackdropBehavior.kt
+++ b/backdrop/src/main/kotlin/ru/semper_viventem/backdrop/BackdropBehavior.kt
@@ -66,7 +66,7 @@ class BackdropBehavior : CoordinatorLayout.Behavior<View> {
     }
 
     override fun layoutDependsOn(parent: CoordinatorLayout, child: View, dependency: View): Boolean {
-        if (toolbarId == null || backLayoutId == null) return false
+        if (toolbarId == null && backLayoutId == null) return false
 
         return when (dependency.id) {
             toolbarId -> true
@@ -171,9 +171,6 @@ class BackdropBehavior : CoordinatorLayout.Behavior<View> {
         // TODO (next release): remove this block
         if (toolbarId != null) {
             backLayout.y = toolbar.y + toolbar.height
-            frontLayout.layoutParams.height = parent.height - toolbar.height
-        } else {
-            frontLayout.layoutParams.height = parent.height - (backLayout.y.toInt() + toolbar.y.toInt() + toolbar.height)
         }
 
         drawDropState(frontLayout, toolbar, backLayout, false)
diff --git a/sample/src/main/kotlin/ru/semper_viventem/backdropview/ui/MainActivity.kt b/sample/src/main/kotlin/ru/semper_viventem/backdropview/ui/MainActivity.kt
index 6337096..604498c 100644
--- a/sample/src/main/kotlin/ru/semper_viventem/backdropview/ui/MainActivity.kt
+++ b/sample/src/main/kotlin/ru/semper_viventem/backdropview/ui/MainActivity.kt
@@ -34,8 +34,7 @@ class MainActivity : AppCompatActivity() {
 
         backdropBehavior = foregroundContainer.findBehavior()
         with(backdropBehavior) {
-            attachBackContainer(R.id.backContainer)
-            attachToolbar(R.id.toolbar)
+            attachBackLayout(R.id.backContainer)
         }
         with(toolbar) {
             setTitle(R.string.app_name)
diff --git a/sample/src/main/res/layout/activity_main.xml b/sample/src/main/res/layout/activity_main.xml
index 31b8a93..d5b96de 100644
--- a/sample/src/main/res/layout/activity_main.xml
+++ b/sample/src/main/res/layout/activity_main.xml
@@ -9,29 +9,29 @@
     android:background="@color/colorPrimary"
     tools:context=".ui.MainActivity">
 
-    <androidx.appcompat.widget.Toolbar
-        android:id="@+id/toolbar"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        app:titleTextColor="@color/white"/>
-
-    <LinearLayout
+    <com.google.android.material.appbar.AppBarLayout
         android:id="@+id/backContainer"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_marginEnd="@dimen/small_gap"
-        android:layout_marginStart="@dimen/small_gap"
         android:orientation="vertical">
 
+        <androidx.appcompat.widget.Toolbar
+            android:id="@+id/toolbar"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            app:titleTextColor="@color/white"/>
+
         <com.google.android.material.navigation.NavigationView
             android:id="@+id/navigationView"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
+            android:paddingStart="@dimen/small_gap"
+            android:paddingEnd="@dimen/small_gap"
             android:background="@android:color/transparent"
             app:itemBackground="@drawable/bg_menu_item"
             app:itemTextColor="@color/white"
             app:menu="@menu/main_menu"/>
-    </LinearLayout>
+    </com.google.android.material.appbar.AppBarLayout>
 
     <FrameLayout
         android:id="@+id/foregroundContainer"