Create SettingsDialogFragment and related stuff; make small refactoring

OsmAnd-telegram/res/layout/fragement_settings_dialog.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:orientation="vertical">
+
+</LinearLayout>

OsmAnd-telegram/src/net/osmand/telegram/ui/LiveNowTabFragment.kt

@@ -1,6 +1,5 @@
 package net.osmand.telegram.ui
 
-import android.graphics.Paint
 import android.os.Bundle
 import android.support.v4.app.Fragment
 import android.support.v7.widget.LinearLayoutManager
@@ -346,17 +345,10 @@ class LiveNowTabFragment : Fragment(), TelegramListener, TelegramIncomingMessage
 		private fun showPopupMenu(holder: ChatViewHolder, chatId: Long) {
 			val ctx = holder.itemView.context
 
-			val paint = Paint()
-			paint.textSize =
-					resources.getDimensionPixelSize(R.dimen.list_item_title_text_size).toFloat()
-			val textWidth = Math.max(paint.measureText(menuList[0]), paint.measureText(menuList[1]))
-			val itemWidth = textWidth.toInt() + AndroidUtils.dpToPx(ctx, 32F)
-			val minWidth = AndroidUtils.dpToPx(ctx, 100F)
-
 			ListPopupWindow(ctx).apply {
 				isModal = true
 				anchorView = holder.showOnMapState
-				setContentWidth(Math.max(minWidth, itemWidth))
+				setContentWidth(AndroidUtils.getPopupMenuWidth(ctx, menuList))
 				setDropDownGravity(Gravity.END or Gravity.TOP)
 				setAdapter(ArrayAdapter(ctx, R.layout.popup_list_text_item, menuList))
 				setOnItemClickListener { _, _, position, _ ->

OsmAnd-telegram/src/net/osmand/telegram/ui/MyLocationTabFragment.kt

@@ -2,7 +2,6 @@ package net.osmand.telegram.ui
 
 import android.animation.*
 import android.content.Intent
-import android.graphics.Paint
 import android.graphics.drawable.GradientDrawable
 import android.os.Build
 import android.os.Bundle
@@ -221,30 +220,28 @@ class MyLocationTabFragment : Fragment(), TelegramListener {
 		val ctx = context ?: return
 
 		val menuList = ArrayList<String>()
+		val settings = getString(R.string.shared_string_settings)
 		val logout = getString(R.string.shared_string_logout)
 		val login = getString(R.string.shared_string_login)
 
+		menuList.add(settings)
+		@Suppress("NON_EXHAUSTIVE_WHEN")
 		when (telegramHelper.getTelegramAuthorizationState()) {
 			TelegramHelper.TelegramAuthorizationState.READY -> menuList.add(logout)
 			TelegramHelper.TelegramAuthorizationState.CLOSED -> menuList.add(login)
-			else -> return
 		}
 
-		val paint = Paint()
-		paint.textSize =
-				resources.getDimensionPixelSize(R.dimen.list_item_title_text_size).toFloat()
-		val textWidth = paint.measureText(menuList[0])
-		val itemWidth = textWidth.toInt() + AndroidUtils.dpToPx(ctx, 32F)
-		val minWidth = AndroidUtils.dpToPx(ctx, 100F)
-
 		ListPopupWindow(ctx).apply {
 			isModal = true
 			anchorView = optionsBtn
-			setContentWidth(Math.max(minWidth, itemWidth))
+			setContentWidth(AndroidUtils.getPopupMenuWidth(ctx, menuList))
 			setDropDownGravity(Gravity.END or Gravity.TOP)
 			setAdapter(ArrayAdapter(ctx, R.layout.popup_list_text_item, menuList))
 			setOnItemClickListener { _, _, position, _ ->
 				when (position) {
+					menuList.indexOf(settings) -> {
+						fragmentManager?.also { SettingsDialogFragment.showInstance(it) }
+					}
 					menuList.indexOf(logout) -> logoutTelegram()
 					menuList.indexOf(login) -> loginTelegram()
 				}

OsmAnd-telegram/src/net/osmand/telegram/ui/SettingsDialogFragment.kt

@@ -0,0 +1,39 @@
+package net.osmand.telegram.ui
+
+import android.os.Bundle
+import android.support.v4.app.DialogFragment
+import android.support.v4.app.FragmentManager
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import net.osmand.telegram.R
+
+class SettingsDialogFragment : DialogFragment() {
+
+	override fun onCreate(savedInstanceState: Bundle?) {
+		super.onCreate(savedInstanceState)
+		setStyle(android.support.v4.app.DialogFragment.STYLE_NO_FRAME, R.style.AppTheme_NoActionbar)
+	}
+
+	override fun onCreateView(
+		inflater: LayoutInflater,
+		container: ViewGroup?,
+		savedInstanceState: Bundle?
+	): View {
+		return inflater.inflate(R.layout.fragement_settings_dialog, container)
+	}
+
+	companion object {
+
+		private const val TAG = "SettingsDialogFragment"
+
+		fun showInstance(fm: FragmentManager): Boolean {
+			return try {
+				SettingsDialogFragment().show(fm, TAG)
+				true
+			} catch (e: RuntimeException) {
+				false
+			}
+		}
+	}
+}

OsmAnd-telegram/src/net/osmand/telegram/utils/AndroidUtils.kt

@@ -6,6 +6,7 @@ import android.content.Context
 import android.content.Intent
 import android.content.pm.PackageManager
 import android.content.res.Configuration
+import android.graphics.Paint
 import android.net.Uri
 import android.os.Build
 import android.support.annotation.AttrRes
@@ -16,6 +17,7 @@ import android.util.TypedValue
 import android.util.TypedValue.COMPLEX_UNIT_DIP
 import android.view.View
 import android.view.inputmethod.InputMethodManager
+import net.osmand.telegram.R
 import java.io.File
 
 object AndroidUtils {
@@ -83,6 +85,18 @@ object AndroidUtils {
 		}
 	}
 
+	fun getPopupMenuWidth(ctx: Context, titles: Collection<String>): Int {
+		val txtSize = ctx.resources.getDimensionPixelSize(R.dimen.list_item_title_text_size)
+		val paint = Paint().apply { textSize = txtSize.toFloat() }
+		val maxTextWidth = titles.map { paint.measureText(it) }.max()
+		if (maxTextWidth != null) {
+			val maxItemWidth = maxTextWidth.toInt() + AndroidUtils.dpToPx(ctx, 32f)
+			val minWidth = AndroidUtils.dpToPx(ctx, 100f)
+			return maxOf(minWidth, maxItemWidth)
+		}
+		return 0
+	}
+
 	@ColorInt
 	fun getAttrColor(ctx: Context, @AttrRes attrId: Int, @ColorInt defaultColor: Int = 0): Int {
 		val ta = ctx.theme.obtainStyledAttributes(intArrayOf(attrId))