Tasks: add ability to create, edit, deleted and view task journals

app/src/main/java/com/etesync/syncadapter/ui/AccountActivity.kt

@@ -10,8 +10,6 @@ package com.etesync.syncadapter.ui
 
 import android.accounts.Account
 import android.accounts.AccountManager
-import android.accounts.AuthenticatorException
-import android.accounts.OperationCanceledException
 import android.app.LoaderManager
 import android.content.*
 import android.content.ContentResolver.SYNC_OBSERVER_TYPE_ACTIVE
@@ -41,7 +39,6 @@ import com.etesync.syncadapter.ui.setup.SetupUserInfoFragment
 import com.etesync.syncadapter.utils.HintManager
 import com.etesync.syncadapter.utils.ShowcaseBuilder
 import tourguide.tourguide.ToolTip
-import java.io.IOException
 import java.util.logging.Level
 
 class AccountActivity : BaseActivity(), Toolbar.OnMenuItemClickListener, PopupMenu.OnMenuItemClickListener, LoaderManager.LoaderCallbacks<AccountActivity.AccountInfo>, Refreshable {
@@ -51,6 +48,7 @@ class AccountActivity : BaseActivity(), Toolbar.OnMenuItemClickListener, PopupMe
 
     internal var listCalDAV: ListView? = null
     internal var listCardDAV: ListView? = null
+    internal var listTaskDAV: ListView? = null
 
     private val onItemClickListener = AdapterView.OnItemClickListener { parent, view, position, id ->
         val list = parent as ListView
@@ -98,6 +96,13 @@ class AccountActivity : BaseActivity(), Toolbar.OnMenuItemClickListener, PopupMe
         tbCalDAV.setOnMenuItemClickListener(this)
         tbCalDAV.setTitle(R.string.settings_caldav)
 
+        // TaskDAV toolbar
+        val tbTaskDAV = findViewById<View>(R.id.taskdav_menu) as Toolbar
+        tbTaskDAV.overflowIcon = icMenu
+        tbTaskDAV.inflateMenu(R.menu.taskdav_actions)
+        tbTaskDAV.setOnMenuItemClickListener(this)
+        tbTaskDAV.setTitle(R.string.settings_taskdav)
+
         // load CardDAV/CalDAV journals
         loaderManager.initLoader(0, intent.extras, this)
 
@@ -157,6 +162,11 @@ class AccountActivity : BaseActivity(), Toolbar.OnMenuItemClickListener, PopupMe
                 info.type = CollectionInfo.Type.CALENDAR
                 startActivity(CreateCollectionActivity.newIntent(this@AccountActivity, account!!, info))
             }
+            R.id.create_tasklist -> {
+                info = CollectionInfo()
+                info.type = CollectionInfo.Type.TASKS
+                startActivity(CreateCollectionActivity.newIntent(this@AccountActivity, account!!, info))
+            }
             R.id.create_addressbook -> {
                 info = CollectionInfo()
                 info.type = CollectionInfo.Type.ADDRESS_BOOK
@@ -171,6 +181,7 @@ class AccountActivity : BaseActivity(), Toolbar.OnMenuItemClickListener, PopupMe
     class AccountInfo {
         internal var carddav: ServiceInfo? = null
         internal var caldav: ServiceInfo? = null
+        internal var taskdav: ServiceInfo? = null
 
         class ServiceInfo {
             internal var id: Long = 0
@@ -222,6 +233,22 @@ class AccountActivity : BaseActivity(), Toolbar.OnMenuItemClickListener, PopupMe
             listCalDAV!!.onItemClickListener = onItemClickListener
         } else
             card.visibility = View.GONE
+
+        card = findViewById<View>(R.id.caldav) as CardView
+        if (info.taskdav != null) {
+            val progress = findViewById<View>(R.id.taskdav_refreshing) as ProgressBar
+            progress.visibility = if (info.taskdav!!.refreshing) View.VISIBLE else View.GONE
+
+            listTaskDAV = findViewById<View>(R.id.tasklists) as ListView
+            listTaskDAV!!.isEnabled = !info.taskdav!!.refreshing
+            listTaskDAV!!.setAlpha(if (info.taskdav!!.refreshing) 0.5f else 1f)
+
+            val adapter = CollectionListAdapter(this, account!!)
+            adapter.addAll(info.taskdav!!.journals!!)
+            listTaskDAV!!.adapter = adapter
+            listTaskDAV!!.onItemClickListener = onItemClickListener
+        } else
+            card.visibility = View.GONE
     }
 
     override fun onLoaderReset(loader: Loader<AccountInfo>) {
@@ -230,6 +257,9 @@ class AccountActivity : BaseActivity(), Toolbar.OnMenuItemClickListener, PopupMe
 
         if (listCalDAV != null)
             listCalDAV!!.adapter = null
+
+        if (listTaskDAV != null)
+            listTaskDAV!!.adapter = null
     }
 
 
@@ -300,10 +330,16 @@ class AccountActivity : BaseActivity(), Toolbar.OnMenuItemClickListener, PopupMe
                         info.caldav = AccountInfo.ServiceInfo()
                         info.caldav!!.id = id
                         info.caldav!!.refreshing = davService != null && davService!!.isRefreshing(id) ||
-                                ContentResolver.isSyncActive(account, CalendarContract.AUTHORITY) ||
-                                ContentResolver.isSyncActive(account, TaskProvider.ProviderName.OpenTasks.authority)
+                                ContentResolver.isSyncActive(account, CalendarContract.AUTHORITY)
                         info.caldav!!.journals = JournalEntity.getJournals(data, serviceEntity)
                     }
+                    CollectionInfo.Type.TASKS -> {
+                        info.taskdav = AccountInfo.ServiceInfo()
+                        info.taskdav!!.id = id
+                        info.taskdav!!.refreshing = davService != null && davService!!.isRefreshing(id) ||
+                                ContentResolver.isSyncActive(account, TaskProvider.ProviderName.OpenTasks.authority)
+                        info.taskdav!!.journals = JournalEntity.getJournals(data, serviceEntity)
+                    }
                 }
             }
             return info

app/src/main/java/com/etesync/syncadapter/ui/CreateCollectionActivity.kt

@@ -44,7 +44,7 @@ open class CreateCollectionActivity : BaseActivity() {
 
         val displayName = findViewById<View>(R.id.display_name) as EditText
         when (info.type) {
-            CollectionInfo.Type.CALENDAR, CollectionInfo.Type.TASKS -> {
+            CollectionInfo.Type.CALENDAR -> {
                 setTitle(R.string.create_calendar)
                 displayName.setHint(R.string.create_calendar_display_name_hint)
 
@@ -59,6 +59,21 @@ open class CreateCollectionActivity : BaseActivity() {
                     }).show()
                 }
             }
+            CollectionInfo.Type.TASKS -> {
+                setTitle(R.string.create_tasklist)
+                displayName.setHint(R.string.create_tasklist_display_name_hint)
+
+                val colorSquare = findViewById<View>(R.id.color)
+                colorSquare.setOnClickListener {
+                    AmbilWarnaDialog(this@CreateCollectionActivity, (colorSquare.background as ColorDrawable).color, true, object : AmbilWarnaDialog.OnAmbilWarnaListener {
+                        override fun onCancel(dialog: AmbilWarnaDialog) {}
+
+                        override fun onOk(dialog: AmbilWarnaDialog, color: Int) {
+                            colorSquare.setBackgroundColor(color)
+                        }
+                    }).show()
+                }
+            }
             CollectionInfo.Type.ADDRESS_BOOK -> {
                 setTitle(R.string.create_addressbook)
                 displayName.setHint(R.string.create_addressbook_display_name_hint)

app/src/main/java/com/etesync/syncadapter/ui/JournalItemActivity.kt

@@ -2,7 +2,6 @@ package com.etesync.syncadapter.ui
 
 import android.content.Context
 import android.content.Intent
-import android.os.AsyncTask
 import android.os.Bundle
 import android.support.design.widget.TabLayout
 import android.support.v4.app.Fragment
@@ -18,6 +17,7 @@ import android.view.ViewGroup
 import android.widget.TextView
 import at.bitfire.ical4android.Event
 import at.bitfire.ical4android.InvalidCalendarException
+import at.bitfire.ical4android.Task
 import at.bitfire.vcard4android.Contact
 import com.etesync.syncadapter.App
 import com.etesync.syncadapter.Constants
@@ -143,6 +143,10 @@ class JournalItemActivity : BaseActivity(), Refreshable {
                     v = inflater.inflate(R.layout.event_info, container, false)
                     asyncTask = loadEventTask(v)
                 }
+                CollectionInfo.Type.TASKS -> {
+                    v = inflater.inflate(R.layout.task_info, container, false)
+                    asyncTask = loadTaskTask(v)
+                }
             }
 
             return v
@@ -221,6 +225,45 @@ class JournalItemActivity : BaseActivity(), Refreshable {
             }
         }
 
+        private fun loadTaskTask(view: View): Future<Unit> {
+            return doAsync {
+                var task: Task? = null
+                val inputReader = StringReader(syncEntry.content)
+
+                try {
+                    task = Task.fromReader(inputReader)[0]
+                } catch (e: InvalidCalendarException) {
+                    e.printStackTrace()
+                } catch (e: IOException) {
+                    e.printStackTrace()
+                }
+
+                if (task != null) {
+                    uiThread {
+                        val loader = view.findViewById<View>(R.id.task_info_loading_msg)
+                        loader.visibility = View.GONE
+                        val contentContainer = view.findViewById<View>(R.id.task_info_scroll_view)
+                        contentContainer.visibility = View.VISIBLE
+
+                        setTextViewText(view, R.id.title, task.summary)
+
+                        setTextViewText(view, R.id.where, task.location)
+
+                        val organizer = task.organizer
+                        if (organizer != null) {
+                            val tv = view.findViewById<View>(R.id.organizer) as TextView
+                            tv.text = organizer.calAddress.toString().replaceFirst("mailto:".toRegex(), "")
+                        } else {
+                            val organizerView = view.findViewById<View>(R.id.organizer_container)
+                            organizerView.visibility = View.GONE
+                        }
+
+                        setTextViewText(view, R.id.description, task.description)
+                    }
+                }
+            }
+        }
+
         private fun loadContactTask(view: View): Future<Unit> {
             return doAsync {
                 var contact: Contact? = null

app/src/main/java/com/etesync/syncadapter/ui/ViewCollectionActivity.kt

@@ -22,6 +22,7 @@ import android.view.MenuItem
 import android.view.View
 import android.widget.TextView
 import at.bitfire.ical4android.CalendarStorageException
+import at.bitfire.ical4android.TaskProvider
 import at.bitfire.vcard4android.ContactsStorageException
 import com.etesync.syncadapter.App
 import com.etesync.syncadapter.R
@@ -30,10 +31,12 @@ import com.etesync.syncadapter.model.EntryEntity
 import com.etesync.syncadapter.model.JournalEntity
 import com.etesync.syncadapter.resource.LocalAddressBook
 import com.etesync.syncadapter.resource.LocalCalendar
+import com.etesync.syncadapter.resource.LocalTaskList
 import com.etesync.syncadapter.ui.importlocal.ImportActivity
 import com.etesync.syncadapter.ui.journalviewer.ListEntriesFragment
 import com.etesync.syncadapter.utils.HintManager
 import com.etesync.syncadapter.utils.ShowcaseBuilder
+import org.dmfs.tasks.contract.TaskContract
 import tourguide.tourguide.ToolTip
 import java.io.FileNotFoundException
 import java.util.*
@@ -58,10 +61,16 @@ class ViewCollectionActivity : BaseActivity(), Refreshable {
         isOwner = journalEntity!!.isOwner(account.name)
 
         val colorSquare = findViewById<View>(R.id.color)
-        if (info.type == CollectionInfo.Type.CALENDAR) {
-            colorSquare.setBackgroundColor(info.color ?: LocalCalendar.defaultColor)
-        } else {
-            colorSquare.visibility = View.GONE
+        when (info.type) {
+            CollectionInfo.Type.CALENDAR -> {
+                colorSquare.setBackgroundColor(info.color ?: LocalCalendar.defaultColor)
+            }
+            CollectionInfo.Type.TASKS -> {
+                colorSquare.setBackgroundColor(info.color ?: LocalCalendar.defaultColor)
+            }
+            CollectionInfo.Type.ADDRESS_BOOK -> {
+                colorSquare.visibility = View.GONE
+            }
         }
 
         LoadCountTask().execute()
@@ -134,6 +143,14 @@ class ViewCollectionActivity : BaseActivity(), Refreshable {
     }
 
     fun onImport(item: MenuItem) {
+        if (info.type == CollectionInfo.Type.TASKS) {
+            val dialog = AlertDialog.Builder(this)
+                    .setIcon(R.drawable.ic_info_dark)
+                    .setTitle("Not Implemented")
+                    .setMessage("Importing tasks is not yet implemented")
+            dialog.show()
+            return
+        }
         startActivity(ImportActivity.newIntent(this@ViewCollectionActivity, account, info))
     }
 
@@ -166,39 +183,40 @@ class ViewCollectionActivity : BaseActivity(), Refreshable {
             val journalEntity = JournalEntity.fetch(data, info.getServiceEntity(data), info.uid)
 
             entryCount = data.count(EntryEntity::class.java).where(EntryEntity.JOURNAL.eq(journalEntity)).get().value()
-            val count: Long
+            var count: Long = -1
 
-            if (info.type == CollectionInfo.Type.CALENDAR) {
-                try {
-                    val providerClient = contentResolver.acquireContentProviderClient(CalendarContract.CONTENT_URI)
-                    val resource = LocalCalendar.findByName(account, providerClient, LocalCalendar.Factory, info.uid!!)
-                    providerClient!!.release()
-                    if (resource == null) {
-                        return null
+            when (info.type) {
+                CollectionInfo.Type.CALENDAR -> {
+                    try {
+                        val providerClient = contentResolver.acquireContentProviderClient(CalendarContract.CONTENT_URI)
+                        val resource = LocalCalendar.findByName(account, providerClient, LocalCalendar.Factory, info.uid!!)
+                        providerClient!!.release()
+                        if (resource == null) {
+                            return null
+                        }
+                        count = resource.count()
+                    } catch (e: FileNotFoundException) {
+                        e.printStackTrace()
+                    } catch (e: CalendarStorageException) {
+                        e.printStackTrace()
                     }
-                    count = resource.count()
-                } catch (e: FileNotFoundException) {
-                    e.printStackTrace()
-                    return null
-                } catch (e: CalendarStorageException) {
-                    e.printStackTrace()
-                    return null
                 }
-
-            } else {
-                try {
-                    val providerClient = contentResolver.acquireContentProviderClient(ContactsContract.Contacts.CONTENT_URI)
-                    val resource = LocalAddressBook.findByUid(this@ViewCollectionActivity, providerClient!!, account, info.uid!!)
-                    providerClient.release()
-                    if (resource == null) {
-                        return null
+                CollectionInfo.Type.TASKS -> {
+                    count = -1
+                }
+                CollectionInfo.Type.ADDRESS_BOOK -> {
+                    try {
+                        val providerClient = contentResolver.acquireContentProviderClient(ContactsContract.Contacts.CONTENT_URI)
+                        val resource = LocalAddressBook.findByUid(this@ViewCollectionActivity, providerClient!!, account, info.uid!!)
+                        providerClient.release()
+                        if (resource == null) {
+                            return null
+                        }
+                        count = resource.count()
+                    } catch (e: ContactsStorageException) {
+                        e.printStackTrace()
                     }
-                    count = resource.count()
-                } catch (e: ContactsStorageException) {
-                    e.printStackTrace()
-                    return null
                 }
-
             }
             return count
         }
@@ -210,12 +228,19 @@ class ViewCollectionActivity : BaseActivity(), Refreshable {
             if (result == null) {
                 stats.text = "Stats loading error."
             } else {
-                if (info.type == CollectionInfo.Type.CALENDAR) {
-                    stats.text = String.format(Locale.getDefault(), "Events: %d, Journal entries: %d",
-                            result, entryCount)
-                } else {
-                    stats.text = String.format(Locale.getDefault(), "Contacts: %d, Journal Entries: %d",
-                            result, entryCount)
+                when (info.type) {
+                    CollectionInfo.Type.CALENDAR -> {
+                        stats.text = String.format(Locale.getDefault(), "Events: %d, Journal entries: %d",
+                                result, entryCount)
+                    }
+                    CollectionInfo.Type.TASKS -> {
+                        stats.text = String.format(Locale.getDefault(), "Tasks: (TBD), Journal entries: %d",
+                                entryCount)
+                    }
+                    CollectionInfo.Type.ADDRESS_BOOK -> {
+                        stats.text = String.format(Locale.getDefault(), "Contacts: %d, Journal Entries: %d",
+                                result, entryCount)
+                    }
                 }
             }
         }

app/src/main/java/com/etesync/syncadapter/ui/journalviewer/ListEntriesFragment.kt

@@ -137,12 +137,16 @@ class ListEntriesFragment : ListFragment(), AdapterView.OnItemClickListener {
 
             // FIXME: hacky way to make it show sensible info
             val fullContent = syncEntry.content
-            val prefix: String
-            if (info.type == CollectionInfo.Type.CALENDAR) {
-                prefix = "SUMMARY:"
-            } else {
-                prefix = "FN:"
+            var prefix = ""
+            when (info.type) {
+                CollectionInfo.Type.CALENDAR, CollectionInfo.Type.TASKS -> {
+                    prefix = "SUMMARY:"
+                }
+                CollectionInfo.Type.ADDRESS_BOOK -> {
+                    prefix = "FN:"
+                }
             }
+
             var content = getLine(fullContent, prefix)
             content = content ?: "Not found"
             tv.text = content

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

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0">
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M4,10.5c-0.83,0 -1.5,0.67 -1.5,1.5s0.67,1.5 1.5,1.5 1.5,-0.67 1.5,-1.5 -0.67,-1.5 -1.5,-1.5zM4,4.5c-0.83,0 -1.5,0.67 -1.5,1.5S3.17,7.5 4,7.5 5.5,6.83 5.5,6 4.83,4.5 4,4.5zM4,16.5c-0.83,0 -1.5,0.68 -1.5,1.5s0.68,1.5 1.5,1.5 1.5,-0.68 1.5,-1.5 -0.67,-1.5 -1.5,-1.5zM7,19h14v-2L7,17v2zM7,13h14v-2L7,11v2zM7,5v2h14L21,5L7,5z"/>
+</vector>

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

@@ -100,5 +100,46 @@
             </LinearLayout>
 
         </android.support.v7.widget.CardView>
+
+        <android.support.v7.widget.CardView
+            android:id="@+id/taskdav"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            app:cardUseCompatPadding="true"
+            app:cardElevation="8dp">
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="vertical">
+
+                <android.support.v7.widget.Toolbar
+                    android:id="@+id/taskdav_menu"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:theme="@style/toolbar_theme"
+                    style="@style/toolbar_style"
+                    app:navigationIcon="@drawable/ic_task_light"
+                    app:title="@string/settings_taskdav"
+                    android:elevation="2dp" tools:ignore="UnusedAttribute"/>
+
+                <ProgressBar
+                    android:id="@+id/taskdav_refreshing"
+                    style="@style/Widget.AppCompat.ProgressBar.Horizontal"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:visibility="gone"
+                    android:indeterminate="true"/>
+
+                <com.etesync.syncadapter.ui.widget.MaximizedListView
+                    android:id="@+id/tasklists"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:choiceMode="multipleChoice"
+                    android:descendantFocusability="beforeDescendants"/>
+
+            </LinearLayout>
+
+        </android.support.v7.widget.CardView>
     </LinearLayout>
 </ScrollView>

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

@@ -0,0 +1,116 @@
+<?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.
+-->
+<FrameLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:background="#fafafa"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:padding="0dp">
+    <RelativeLayout
+        android:id="@+id/task_info_loading_msg"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+        <ProgressBar
+            android:id="@+id/task_info_progress_bar"
+            android:layout_width="100dip"
+            android:layout_height="100dip"
+            android:indeterminate="true"
+            android:layout_centerInParent="true" />
+        <TextView
+            android:layout_below="@id/task_info_progress_bar"
+            android:layout_centerHorizontal="true"
+            android:layout_marginTop="16dip"
+            android:text="@string/loading"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content" />
+    </RelativeLayout>
+    <ScrollView
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        android:id="@+id/task_info_scroll_view"
+        android:orientation="vertical"
+        android:layout_width="match_parent"
+        android:fadingEdge="none"
+        android:animateLayoutChanges="true"
+        android:visibility="gone"
+        android:layout_height="match_parent" >
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical">
+
+            <!--  Container for the task's headline
+                  Name, Date, Time & Location
+            -->
+            <include layout="@layout/task_info_headline" />
+
+            <!-- Organizer -->
+            <LinearLayout
+                android:id="@+id/organizer_container"
+                android:visibility="gone"
+                android:paddingRight="16dip"
+                android:orientation="horizontal"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content">
+                <TextView
+                    android:id="@+id/organizer_label"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:singleLine="true"
+                    android:text="@string/event_info_organizer"
+                    style="?android:attr/textAppearanceSmall"
+                    android:textSize="14sp"/>
+                <TextView
+                    android:id="@+id/organizer"
+                    android:layout_width="0px"
+                    android:layout_height="wrap_content"
+                    android:ellipsize="end"
+                    android:layout_weight="1"
+                    android:singleLine="true"
+                    android:layout_marginLeft="2dip"
+                    android:textIsSelectable="true"
+                    style="?android:attr/textAppearanceSmall"
+                    android:textSize="14sp"/>
+            </LinearLayout>
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:paddingLeft="16dip"
+                android:paddingRight="16dip"
+                android:layout_marginTop="8dip"
+                android:orientation="vertical">
+
+                <!-- DESCRIPTION -->
+                <TextView
+                    android:id="@+id/description"
+                    android:layout_height="wrap_content"
+                    android:layout_width="match_parent"/>
+
+                <TextView
+                    android:id="@+id/attendees"
+                    android:layout_height="wrap_content"
+                    android:layout_width="match_parent"/>
+
+                <TextView
+                    android:id="@+id/reminders"
+                    android:layout_height="wrap_content"
+                    android:layout_width="match_parent"/>
+            </LinearLayout>
+
+        </LinearLayout>
+    </ScrollView>
+</FrameLayout>

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

@@ -0,0 +1,62 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+     Copyright (C) 2013 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.
+-->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/event_info_headline"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_weight="1"
+    android:background="@color/orange400"
+    android:orientation="vertical"
+    android:paddingBottom="16dip"
+    android:paddingLeft="16dip"
+    android:paddingRight="16dip"
+    android:paddingTop="8dip">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal">
+
+        <!-- WHAT -->
+        <TextView
+            android:id="@+id/title"
+            style="?android:attr/textAppearanceLarge"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_weight=".8"
+            android:autoLink="all"
+            android:textColor="@color/White"
+            android:textIsSelectable="true"
+            android:textSize="24sp"
+            android:textStyle="bold" />
+    </LinearLayout>
+
+
+    <!-- WHERE -->
+
+    <TextView
+        android:id="@+id/where"
+        style="?android:attr/textAppearanceLarge"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="4dip"
+        android:ellipsize="end"
+        android:singleLine="false"
+        android:textColor="@color/White"
+        android:textIsSelectable="true"
+        android:textSize="14sp" />
+
+</LinearLayout>

app/src/main/res/menu/taskdav_actions.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright © 2013 – 2016 Ricki Hirner (bitfire web engineering).
+  ~ All rights reserved. This program and the accompanying materials
+  ~ are made available under the terms of the GNU Public License v3.0
+  ~ which accompanies this distribution, and is available at
+  ~ http://www.gnu.org/licenses/gpl.html
+  -->
+
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item android:id="@+id/create_tasklist"
+          android:title="@string/create_tasklist"/>
+
+</menu>

app/src/main/res/values/strings.xml

@@ -267,12 +267,15 @@
     <string name="settings_sync_wifi_only_ssid_message">Enter the name of a WiFi network (SSID) to restrict synchronization to this network, or leave blank for all WiFi connections.</string>
     <string name="settings_carddav">Contacts</string>
     <string name="settings_caldav">Calendar</string>
+    <string name="settings_taskdav">Tasks</string>
 
     <!-- collection management -->
     <string name="create_addressbook">Create address book</string>
     <string name="create_addressbook_display_name_hint">My Address Book</string>
     <string name="create_calendar">Create calendar</string>
     <string name="create_calendar_display_name_hint">My Calendar</string>
+    <string name="create_tasklist">Create task list</string>
+    <string name="create_tasklist_display_name_hint">My Task List</string>
     <string name="edit_collection">Edit collection</string>
     <string name="create_collection_color">Set the calendar\'s color</string>
     <string name="create_collection_creating">Creating collection</string>