Fix margins for pinned navbar

app/build.gradle

@@ -16,8 +16,8 @@ android {
 		applicationId 'org.koitharu.kotatsu'
 		minSdk = 21
 		targetSdk = 34
-		versionCode = 634
-		versionName = '7.0-a1'
+		versionCode = 635
+		versionName = '7.0-b1'
 		generatedDensities = []
 		testInstrumentationRunner 'org.koitharu.kotatsu.HiltTestRunner'
 		ksp {

app/src/main/kotlin/org/koitharu/kotatsu/main/ui/MainActivity.kt

@@ -7,6 +7,7 @@ import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
 import android.view.View
+import android.view.ViewGroup.MarginLayoutParams
 import androidx.activity.OnBackPressedCallback
 import androidx.activity.viewModels
 import androidx.appcompat.view.ActionMode
@@ -44,6 +45,7 @@ import org.koitharu.kotatsu.core.ui.util.MenuInvalidator
 import org.koitharu.kotatsu.core.ui.util.OptionsMenuBadgeHelper
 import org.koitharu.kotatsu.core.ui.widgets.SlidingBottomNavigationView
 import org.koitharu.kotatsu.core.util.ext.hideKeyboard
+import org.koitharu.kotatsu.core.util.ext.measureHeight
 import org.koitharu.kotatsu.core.util.ext.observe
 import org.koitharu.kotatsu.core.util.ext.observeEvent
 import org.koitharu.kotatsu.core.util.ext.scaleUpActivityOptionsOf
@@ -402,7 +404,8 @@ class MainActivity : BaseActivity<ActivityMainBinding>(), AppBarOwner, BottomNav
 	}
 
 	private fun setNavbarPinned(isPinned: Boolean) {
-		viewBinding.bottomNav?.isPinned = isPinned
+		val bottomNavBar = viewBinding.bottomNav
+		bottomNavBar?.isPinned = isPinned
 		for (view in viewBinding.appbar.children) {
 			val lp = view.layoutParams as? AppBarLayout.LayoutParams ?: continue
 			val scrollFlags = if (isPinned) {
@@ -415,6 +418,13 @@ class MainActivity : BaseActivity<ActivityMainBinding>(), AppBarOwner, BottomNav
 				view.layoutParams = lp
 			}
 		}
+		viewBinding.container.updateLayoutParams<MarginLayoutParams> {
+			bottomMargin = if (isPinned) {
+				bottomNavBar?.measureHeight() ?: 0
+			} else {
+				0
+			}
+		}
 	}
 
 	private inner class CloseSearchCallback : OnBackPressedCallback(false) {