From e99a58de54dd2b2a25266064e47e6fdd801cb177 Mon Sep 17 00:00:00 2001
From: denizk0461 <denizk0461@gmail.com>
Date: Sun, 21 May 2023 19:59:38 +0200
Subject: [PATCH] Added a floating action button to add tasks in
 TaskOverviewFragment.kt

---
 .../weserplaner/fragment/TaskOverviewFragment.kt  | 13 +++++++++++++
 .../main/res/layout/fragment_task_overview.xml    | 15 +++++++++++++++
 app/src/main/res/values-de/strings.xml            |  1 +
 app/src/main/res/values/strings.xml               |  1 +
 4 files changed, 30 insertions(+)

diff --git a/app/src/main/java/com/denizk0461/weserplaner/fragment/TaskOverviewFragment.kt b/app/src/main/java/com/denizk0461/weserplaner/fragment/TaskOverviewFragment.kt
index 8de938b..bfdd6c4 100644
--- a/app/src/main/java/com/denizk0461/weserplaner/fragment/TaskOverviewFragment.kt
+++ b/app/src/main/java/com/denizk0461/weserplaner/fragment/TaskOverviewFragment.kt
@@ -32,5 +32,18 @@ class TaskOverviewFragment : AppFragment<FragmentTaskOverviewBinding>() {
             binding.coordinatorLayout,
             getString(R.string.task_overview_snack_unimplemented),
         )
+
+        // Set up scroll change listener to shrink and extend FAB accordingly
+        binding.recyclerViewLayout.recyclerView.setOnScrollChangeListener { _, _, scrollY, _, oldScrollY ->
+            // Calculate the vertical scroll difference
+            val dy = scrollY - oldScrollY
+            if (dy > 0) {
+                // If scrolling down, shrink the FAB
+                binding.fabAddTask.shrink()
+            } else if (dy < 0) {
+                // If scrolling up, extend the FAB
+                binding.fabAddTask.extend()
+            }
+        }
     }
 }
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_task_overview.xml b/app/src/main/res/layout/fragment_task_overview.xml
index e55e24c..8a81ecb 100644
--- a/app/src/main/res/layout/fragment_task_overview.xml
+++ b/app/src/main/res/layout/fragment_task_overview.xml
@@ -28,4 +28,19 @@
 
     </com.google.android.material.appbar.AppBarLayout>
 
+    <include layout="@layout/recycler_view"
+        android:id="@+id/recycler_view_layout"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"/>
+
+    <com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
+        android:id="@+id/fab_add_task"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        app:icon="@drawable/plus"
+        android:text="@string/task_overview_fab_add_task"
+        android:layout_gravity="bottom|end"
+        android:layout_marginEnd="@dimen/fab_margin"
+        android:layout_marginBottom="@dimen/fab_margin"/>
+
 </androidx.coordinatorlayout.widget.CoordinatorLayout>
\ No newline at end of file
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 346ebf5..672f3cb 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -75,6 +75,7 @@
     <string name="sheet_schedule_update_time_dialog_end_hint">Schlusszeit der Veranstaltung</string>
 
     <string name="task_overview_snack_unimplemented">Aufgaben sind noch nicht implementiert!</string>
+    <string name="task_overview_fab_add_task">Aufgabe hinzufügen</string>
 
     <string name="canteen_button_opening_hours_hint">Siehe Öffnungszeiten der Mensa</string>
     <string name="canteen_button_notifications_hint">Siehe Neuigkeiten der Mensa</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 8f5e92f..e03bc33 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -77,6 +77,7 @@
     <string name="sheet_schedule_update_time_dialog_end_hint">Event end time</string>
 
     <string name="task_overview_snack_unimplemented">Tasks are not yet implemented!</string>
+    <string name="task_overview_fab_add_task">Add task</string>
 
     <string name="canteen_button_opening_hours_hint">View canteen opening hours</string>
     <string name="canteen_button_notifications_hint">View canteen notifications</string>