add autocompletion for events

Author: Friendly-Banana

app/src/main/kotlin/org/fossify/calendar/activities/EventActivity.kt

@@ -18,6 +18,7 @@ import android.text.method.LinkMovementMethod
 import android.view.View
 import android.view.WindowManager
 import android.view.inputmethod.EditorInfo
+import android.widget.ArrayAdapter
 import android.widget.ImageView
 import android.widget.RelativeLayout
 import androidx.core.graphics.drawable.toDrawable
@@ -229,6 +230,46 @@ class EventActivity : SimpleActivity() {
 
         val eventId = intent.getLongExtra(EVENT_ID, 0L)
         ensureBackgroundThread {
+            val eventTitleMap = eventsDB.getAllEvents()
+                .associateBy { it.title } as HashMap<String, Event>
+            binding.eventTitle.setOnItemClickListener { parent, view, position, id ->
+                val prev = eventTitleMap[parent.getItemAtPosition(position)]
+                binding.eventLocation.setText(prev!!.location)
+                binding.eventDescription.setText(prev.description)
+
+                binding.eventAllDay.isChecked = prev.getIsAllDay()
+                mEventEndDateTime = mEventStartDateTime.plus(1000 * (prev.endTS - prev.startTS))
+
+                mReminder1Minutes = prev.reminder1Minutes
+                mReminder2Minutes = prev.reminder2Minutes
+                mReminder3Minutes = prev.reminder3Minutes
+
+                mReminder1Type = prev.reminder1Type
+                mReminder2Type = prev.reminder2Type
+                mReminder3Type = prev.reminder3Type
+
+                mAccessLevel = prev.accessLevel
+                mAvailability = prev.availability
+                mStatus = prev.status
+                mEventColor = prev.color
+
+                mAttendees = prev.attendees as ArrayList<Attendee>
+
+                mCalendarId = prev.calendarId
+
+                checkRepeatTexts(mRepeatInterval)
+                checkRepeatRule()
+                updateTexts()
+                updateCalendar()
+                checkAttendees()
+                updateActionBarTitle()
+            }
+
+            runOnUiThread {
+                val adapter = ArrayAdapter(this, R.layout.item_dropdown, eventTitleMap.keys.toList())
+                binding.eventTitle.setAdapter(adapter)
+            }
+
             mStoredCalendars =
                 calendarsDB.getCalendars().toMutableList() as ArrayList<CalendarEntity>
             val event = eventsDB.getEventWithId(eventId)

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

@@ -35,7 +35,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content">
 
-            <org.fossify.commons.views.MyEditText
+            <AutoCompleteTextView
                 android:id="@+id/event_title"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"

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

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2006 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<!-- Copied from simple_list_item_1.xml, textColor is needed in light mode-->
+<TextView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@android:id/text1"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:textAppearance="?android:attr/textAppearanceListItemSmall"
+    android:gravity="center_vertical"
+    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
+    android:minHeight="?android:attr/listPreferredItemHeightSmall"
+    android:textColor="?android:attr/textColorAlertDialogListItem" />