adding a slider at the weekly view for changing days count

app/src/main/kotlin/com/simplemobiletools/calendar/pro/activities/MainActivity.kt

@@ -82,7 +82,7 @@ class MainActivity : SimpleActivity(), RefreshRecyclerViewListener {
         appLaunched(BuildConfig.APPLICATION_ID)
 
         checkWhatsNewDialog()
-        calendar_fab.beVisibleIf(config.storedView != YEARLY_VIEW)
+        calendar_fab.beVisibleIf(config.storedView != YEARLY_VIEW && config.storedView != WEEKLY_VIEW)
         calendar_fab.setOnClickListener {
             launchNewEventIntent(currentFragments.last().getNewEventDayCode())
         }
@@ -279,7 +279,7 @@ class MainActivity : SimpleActivity(), RefreshRecyclerViewListener {
             override fun onMenuItemActionCollapse(item: MenuItem?): Boolean {
                 mIsSearchOpen = false
                 search_holder.beGone()
-                calendar_fab.beVisibleIf(currentFragments.last() !is YearFragmentsHolder)
+                calendar_fab.beVisibleIf(currentFragments.last() !is YearFragmentsHolder && currentFragments.last() !is WeekFragmentsHolder)
                 invalidateOptionsMenu()
                 return true
             }
@@ -410,10 +410,9 @@ class MainActivity : SimpleActivity(), RefreshRecyclerViewListener {
             RadioItem(EVENTS_LIST_VIEW, getString(R.string.simple_event_list)))
 
         RadioGroupDialog(this, items, config.storedView) {
-            calendar_fab.beVisibleIf(it as Int != YEARLY_VIEW)
             resetActionBarTitle()
             closeSearch()
-            updateView(it)
+            updateView(it as Int)
             shouldGoToTodayBeVisible = false
             invalidateOptionsMenu()
         }
@@ -643,7 +642,7 @@ class MainActivity : SimpleActivity(), RefreshRecyclerViewListener {
     }
 
     private fun updateView(view: Int) {
-        calendar_fab.beVisibleIf(view != YEARLY_VIEW)
+        calendar_fab.beVisibleIf(view != YEARLY_VIEW && view != WEEKLY_VIEW)
         config.storedView = view
         checkSwipeRefreshAvailability()
         updateViewPager()

app/src/main/kotlin/com/simplemobiletools/calendar/pro/fragments/WeekFragmentsHolder.kt

@@ -6,6 +6,7 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.DatePicker
+import android.widget.RelativeLayout
 import android.widget.TextView
 import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
@@ -28,6 +29,8 @@ import org.joda.time.DateTime
 
 class WeekFragmentsHolder : MyFragmentHolder(), WeekFragmentListener {
     private val PREFILLED_WEEKS = 151
+    private val MIN_SEEKBAR_VALUE = 1
+    private val MAX_SEEKBAR_VALUE = 14
 
     private var viewPager: MyViewPager? = null
     private var weekHolder: ViewGroup? = null
@@ -104,6 +107,27 @@ class WeekFragmentsHolder : MyFragmentHolder(), WeekFragmentListener {
             }
         })
         weekHolder!!.week_view_hours_scrollview.setOnTouchListener { view, motionEvent -> true }
+
+        weekHolder!!.week_view_seekbar.apply {
+            progress = context?.config?.weeklyViewDays ?: 7
+            max = MAX_SEEKBAR_VALUE
+
+            onSeekBarChangeListener {
+                if (it == 0) {
+                    progress = 1
+                }
+
+                updateWeeklyViewDays(progress)
+            }
+        }
+
+        // avoid seekbar width changing if the days count changes to 1, 10 etc
+        weekHolder!!.week_view_days_count.onGlobalLayout {
+            weekHolder!!.week_view_seekbar.layoutParams.width = weekHolder!!.week_view_seekbar.width
+            (weekHolder!!.week_view_seekbar.layoutParams as RelativeLayout.LayoutParams).removeRule(RelativeLayout.START_OF)
+        }
+
+        updateDaysCount(context?.config?.weeklyViewDays ?: 7)
         updateActionBarTitle()
     }
 
@@ -149,11 +173,11 @@ class WeekFragmentsHolder : MyFragmentHolder(), WeekFragmentListener {
         datePicker.init(dateTime.year, dateTime.monthOfYear - 1, dateTime.dayOfMonth, null)
 
         AlertDialog.Builder(context!!)
-                .setNegativeButton(R.string.cancel, null)
-                .setPositiveButton(R.string.ok) { dialog, which -> dateSelected(dateTime, datePicker) }
-                .create().apply {
-                    activity?.setupDialogStuff(view, this)
-                }
+            .setNegativeButton(R.string.cancel, null)
+            .setPositiveButton(R.string.ok) { dialog, which -> dateSelected(dateTime, datePicker) }
+            .create().apply {
+                activity?.setupDialogStuff(view, this)
+            }
     }
 
     private fun dateSelected(dateTime: DateTime, datePicker: DatePicker) {
@@ -176,6 +200,15 @@ class WeekFragmentsHolder : MyFragmentHolder(), WeekFragmentListener {
         setupFragment()
     }
 
+    private fun updateWeeklyViewDays(days: Int) {
+        context!!.config.weeklyViewDays = days
+        updateDaysCount(days)
+    }
+
+    private fun updateDaysCount(cnt: Int) {
+        weekHolder!!.week_view_days_count.text = context!!.resources.getQuantityString(R.plurals.days, cnt, cnt)
+    }
+
     override fun refreshEvents() {
         (viewPager?.adapter as? MyWeekPagerAdapter)?.updateCalendars(viewPager!!.currentItem)
     }

app/src/main/kotlin/com/simplemobiletools/calendar/pro/helpers/Config.kt

@@ -2,7 +2,6 @@ package com.simplemobiletools.calendar.pro.helpers
 
 import android.content.Context
 import android.media.AudioManager
-import com.simplemobiletools.calendar.pro.R
 import com.simplemobiletools.calendar.pro.extensions.config
 import com.simplemobiletools.calendar.pro.extensions.scheduleCalDAVSync
 import com.simplemobiletools.commons.extensions.getDefaultAlarmTitle
@@ -183,4 +182,8 @@ class Config(context: Context) : BaseConfig(context) {
     var weeklyViewItemHeightMultiplier: Float
         get() = prefs.getFloat(WEEKLY_VIEW_ITEM_HEIGHT_MULTIPLIER, 1f)
         set(weeklyViewItemHeightMultiplier) = prefs.edit().putFloat(WEEKLY_VIEW_ITEM_HEIGHT_MULTIPLIER, weeklyViewItemHeightMultiplier).apply()
+
+    var weeklyViewDays: Int
+        get() = prefs.getInt(WEEKLY_VIEW_DAYS, 7)
+        set(weeklyViewDays) = prefs.edit().putInt(WEEKLY_VIEW_DAYS, weeklyViewDays).apply()
 }

app/src/main/kotlin/com/simplemobiletools/calendar/pro/helpers/Constants.kt

@@ -75,6 +75,7 @@ const val ALLOW_CHANGING_TIME_ZONES = "allow_changing_time_zones"
 const val LAST_EXPORT_PATH = "last_export_path"
 const val EXPORT_PAST_EVENTS = "export_past_events"
 const val WEEKLY_VIEW_ITEM_HEIGHT_MULTIPLIER = "weekly_view_item_height_multiplier"
+const val WEEKLY_VIEW_DAYS = "weekly_view_days"
 
 // repeat_rule for monthly and yearly repetition
 const val REPEAT_SAME_DAY = 1                           // i.e. 25th every month, or 3rd june (if yearly repetition)

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

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/week_view_holder"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
@@ -17,6 +18,7 @@
         android:id="@+id/week_view_hours_scrollview"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
+        android:layout_above="@+id/week_view_seekbar"
         android:layout_below="@+id/week_view_hours_divider"
         android:background="@drawable/stroke_right"
         android:overScrollMode="never"
@@ -35,6 +37,36 @@
         android:id="@+id/week_view_view_pager"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
+        android:layout_above="@+id/week_view_seekbar"
         android:layout_toEndOf="@+id/week_view_hours_scrollview" />
 
+    <include
+        android:id="@+id/week_view_days_count_divider"
+        layout="@layout/divider"
+        android:layout_width="match_parent"
+        android:layout_height="1px"
+        android:layout_above="@+id/week_view_seekbar" />
+
+    <com.simplemobiletools.commons.views.MySeekBar
+        android:id="@+id/week_view_seekbar"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_alignParentBottom="true"
+        android:layout_marginStart="@dimen/activity_margin"
+        android:layout_toStartOf="@+id/week_view_days_count"
+        android:paddingTop="@dimen/normal_margin"
+        android:paddingBottom="@dimen/normal_margin" />
+
+    <com.simplemobiletools.commons.views.MyTextView
+        android:id="@+id/week_view_days_count"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_alignTop="@+id/week_view_seekbar"
+        android:layout_alignBottom="@+id/week_view_seekbar"
+        android:layout_alignParentEnd="true"
+        android:layout_marginStart="@dimen/activity_margin"
+        android:layout_marginEnd="@dimen/activity_margin"
+        android:gravity="center_vertical"
+        tools:text="7 days" />
+
 </RelativeLayout>