UI tweaks

app/src/main/java/eu/kanade/tachiyomi/ui/main/MainActivity.kt

@@ -14,8 +14,6 @@ import eu.kanade.tachiyomi.ui.download.DownloadFragment
 import eu.kanade.tachiyomi.ui.library.LibraryFragment
 import eu.kanade.tachiyomi.ui.recent.RecentChaptersFragment
 import eu.kanade.tachiyomi.ui.setting.SettingsActivity
-import eu.kanade.tachiyomi.util.getResourceColor
-import eu.kanade.tachiyomi.util.setVectorCompat
 import kotlinx.android.synthetic.main.activity_main.*
 import kotlinx.android.synthetic.main.toolbar.*
 
@@ -45,8 +43,7 @@ class MainActivity : BaseActivity() {
         // Set behavior of Navigation drawer
         nav_view.setNavigationItemSelectedListener { item ->
             // Make information view invisible
-            image_view.setImageResource(android.R.color.transparent)
-            text_label.text = ""
+            empty_view.hide()
 
             when (item.itemId) {
                 R.id.nav_drawer_library -> setFragment(LibraryFragment.newInstance())
@@ -91,12 +88,6 @@ class MainActivity : BaseActivity() {
     }
 
     fun updateEmptyView(show: Boolean, textResource: Int, drawable: Int) {
-        if (show) {
-            image_view.setVectorCompat(drawable, theme.getResourceColor(android.R.attr.textColorHint))
-            text_label.text = getString(textResource)
-        } else {
-            image_view.setImageResource(android.R.color.transparent)
-            text_label.text = ""
-        }
+        if (show) empty_view.show(drawable, textResource) else empty_view.hide()
     }
 }

app/src/main/java/eu/kanade/tachiyomi/widget/EmptyView.kt

@@ -0,0 +1,36 @@
+package eu.kanade.tachiyomi.widget
+
+import android.content.Context
+import android.util.AttributeSet
+import android.view.View
+import android.widget.RelativeLayout
+import eu.kanade.tachiyomi.R
+import eu.kanade.tachiyomi.util.getResourceColor
+import eu.kanade.tachiyomi.util.setVectorCompat
+import kotlinx.android.synthetic.main.view_empty.view.*
+
+class EmptyView @JvmOverloads constructor(context: Context, attrs: AttributeSet? = null) :
+        RelativeLayout (context, attrs) {
+
+    init {
+        inflate(context, R.layout.view_empty, this)
+    }
+
+    /**
+     * Hide the information view
+     */
+    fun hide() {
+        this.visibility = View.GONE
+    }
+
+    /**
+     * Show the information view
+     * @param drawable icon of information view
+     * @param textResource text of information view
+     */
+    fun show(drawable: Int, textResource: Int) {
+        image_view.setVectorCompat(drawable, context.theme.getResourceColor(android.R.attr.textColorHint))
+        text_label.text = context.getString(textResource)
+        this.visibility = View.VISIBLE
+    }
+}