re-add banner

app/src/main/java/com/akdev/nofbeventscraper/MainActivity.java

@@ -6,10 +6,12 @@ import android.content.Context;
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Bundle;
+import android.text.Layout;
 import android.view.KeyEvent;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
+import android.widget.ImageView;
 
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.view.menu.MenuBuilder;
@@ -17,9 +19,12 @@ import androidx.appcompat.widget.Toolbar;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
+import com.google.android.material.appbar.AppBarLayout;
+import com.google.android.material.appbar.CollapsingToolbarLayout;
 import com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton;
 import com.google.android.material.textfield.TextInputEditText;
 import com.google.android.material.textfield.TextInputLayout;
+import com.squareup.picasso.Picasso;
 
 import java.lang.ref.WeakReference;
 import java.util.List;
@@ -85,6 +90,30 @@ public class MainActivity extends AppCompatActivity {
         recycler_view.setHasFixedSize(true);
 
 
+        /*
+         * Display title only when toolbar is collapsed
+         */
+        AppBarLayout app_bar_layout = findViewById(R.id.app_bar);
+
+        app_bar_layout.addOnOffsetChangedListener(new AppBarLayout.OnOffsetChangedListener() {
+            boolean show = true;
+            int scroll_range = -1;
+            CollapsingToolbarLayout layout_toolbar = findViewById(R.id.layout_toolbar);
+
+            @Override
+            public void onOffsetChanged(AppBarLayout app_bar_layout, int vertical_offset) {
+                if (scroll_range == -1) {
+                    scroll_range = app_bar_layout.getTotalScrollRange();
+                }
+                if (scroll_range + vertical_offset == 0) {
+                    layout_toolbar.setTitle(getString(R.string.app_name));
+                    show = true;
+                } else if (show) {
+                    layout_toolbar.setTitle(" ");
+                    show = false;
+                }
+            }
+        });
         /*
          * Paste button: get last entry from clipboard
          */
@@ -153,6 +182,9 @@ public class MainActivity extends AppCompatActivity {
             startScraping();
         }
 
+
+
+
     }
 
     /**
@@ -195,8 +227,6 @@ public class MainActivity extends AppCompatActivity {
 
         this.events.clear();
         adapter.notifyDataSetChanged();
-
-        //ok_button.setEnabled(false);
     }
 
     /**
@@ -211,13 +241,6 @@ public class MainActivity extends AppCompatActivity {
         this.events.addAll(events);
 
         adapter.notifyDataSetChanged();
-
-        /*Picasso.get()
-                .load(event.image_url)
-                .placeholder(R.drawable.ic_banner_foreground)
-                .into(image_view_toolbar);*/
-
-        //ok_button.setEnabled(true);
     }
 
     @SuppressLint("RestrictedApi")

app/src/main/res/drawable/ic_channel_foreground.xml

@@ -1,63 +0,0 @@
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="120dp"
-    android:height="120dp"
-    android:viewportWidth="120"
-    android:viewportHeight="120">
-  <group android:scaleX="0.078457944"
-      android:scaleY="0.078457944"
-      android:translateX="34.815"
-      android:translateY="34.815">
-    <path
-        android:pathData="M0.5,0.5h640v640h-640z"
-        android:fillColor="#ffffff"
-        android:strokeColor="#00000000"/>
-    <path
-        android:pathData="M0.5,120.5h640v410h-640z"
-        android:fillColor="#297da6"
-        android:strokeColor="#00000000"/>
-    <path
-        android:pathData="M6.5,40.5L634.5,40.5A6,6 0,0 1,640.5 46.5L640.5,134.5A6,6 0,0 1,634.5 140.5L6.5,140.5A6,6 0,0 1,0.5 134.5L0.5,46.5A6,6 0,0 1,6.5 40.5z"
-        android:fillColor="#74b42b"
-        android:strokeColor="#00000000"/>
-    <path
-        android:pathData="M519.5,0.5L561.5,0.5A9,9 0,0 1,570.5 9.5L570.5,101.5A9,9 0,0 1,561.5 110.5L519.5,110.5A9,9 0,0 1,510.5 101.5L510.5,9.5A9,9 0,0 1,519.5 0.5z"
-        android:fillColor="#ffffff"
-        android:strokeColor="#00000000"/>
-    <path
-        android:pathData="M399.5,0.5L441.5,0.5A9,9 0,0 1,450.5 9.5L450.5,101.5A9,9 0,0 1,441.5 110.5L399.5,110.5A9,9 0,0 1,390.5 101.5L390.5,9.5A9,9 0,0 1,399.5 0.5z"
-        android:fillColor="#ffffff"
-        android:strokeColor="#00000000"/>
-    <path
-        android:pathData="M199.5,0.5L241.5,0.5A9,9 0,0 1,250.5 9.5L250.5,101.5A9,9 0,0 1,241.5 110.5L199.5,110.5A9,9 0,0 1,190.5 101.5L190.5,9.5A9,9 0,0 1,199.5 0.5z"
-        android:fillColor="#ffffff"
-        android:strokeColor="#00000000"/>
-    <path
-        android:pathData="M79.5,0.5L121.5,0.5A9,9 0,0 1,130.5 9.5L130.5,101.5A9,9 0,0 1,121.5 110.5L79.5,110.5A9,9 0,0 1,70.5 101.5L70.5,9.5A9,9 0,0 1,79.5 0.5z"
-        android:fillColor="#ffffff"
-        android:strokeColor="#00000000"/>
-    <path
-        android:pathData="M526.5,10.5L554.5,10.5A6,6 0,0 1,560.5 16.5L560.5,94.5A6,6 0,0 1,554.5 100.5L526.5,100.5A6,6 0,0 1,520.5 94.5L520.5,16.5A6,6 0,0 1,526.5 10.5z"
-        android:fillColor="#42a3d2"
-        android:strokeColor="#00000000"/>
-    <path
-        android:pathData="M406.5,10.5L434.5,10.5A6,6 0,0 1,440.5 16.5L440.5,94.5A6,6 0,0 1,434.5 100.5L406.5,100.5A6,6 0,0 1,400.5 94.5L400.5,16.5A6,6 0,0 1,406.5 10.5z"
-        android:fillColor="#42a3d2"
-        android:strokeColor="#00000000"/>
-    <path
-        android:pathData="M86.5,10.5L114.5,10.5A6,6 0,0 1,120.5 16.5L120.5,94.5A6,6 0,0 1,114.5 100.5L86.5,100.5A6,6 0,0 1,80.5 94.5L80.5,16.5A6,6 0,0 1,86.5 10.5z"
-        android:fillColor="#42a3d2"
-        android:strokeColor="#00000000"/>
-    <path
-        android:pathData="M206.5,10.5L234.5,10.5A6,6 0,0 1,240.5 16.5L240.5,94.5A6,6 0,0 1,234.5 100.5L206.5,100.5A6,6 0,0 1,200.5 94.5L200.5,16.5A6,6 0,0 1,206.5 10.5z"
-        android:fillColor="#42a3d2"
-        android:strokeColor="#00000000"/>
-    <path
-        android:pathData="M9.5,490.5L631.5,490.5A9,9 0,0 1,640.5 499.5L640.5,631.5A9,9 0,0 1,631.5 640.5L9.5,640.5A9,9 0,0 1,0.5 631.5L0.5,499.5A9,9 0,0 1,9.5 490.5z"
-        android:fillColor="#297da6"
-        android:strokeColor="#00000000"/>
-    <path
-        android:pathData="M155.5,295.5L281.94,295.5L320.5,174.5L359.06,295.5L485.5,295.5L384.76,376.53L424.71,504.5L320.5,425.3L216.29,504.5L256.24,376.53Z"
-        android:fillColor="#ffffff"
-        android:strokeColor="#00000000"/>
-  </group>
-</vector>

app/src/main/res/layout/activity_main.xml

@@ -20,10 +20,10 @@
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:background="@color/colorPrimary"
-            android:fitsSystemWindows="true"
-            app:contentScrim="?attr/colorPrimary"
             app:expandedTitleGravity="center"
+            app:contentScrim="?attr/colorPrimary"
             app:layout_scrollFlags="scroll|exitUntilCollapsed"
+            app:title=" "
             app:toolbarId="@+id/toolbar">
 
 
@@ -31,8 +31,8 @@
                 android:id="@+id/image_view"
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
-                android:fitsSystemWindows="true"
                 android:scaleType="centerCrop"
+                android:src="@drawable/ic_banner_foreground"
                 app:layout_collapseMode="parallax" />
 
             <androidx.appcompat.widget.Toolbar

app/src/main/res/mipmap-anydpi-v26/ic_channel.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@color/ic_channel_background"/>
-    <foreground android:drawable="@drawable/ic_channel_foreground"/>
-</adaptive-icon>