From 05da8af5e01b677859757f79e20849f4c85a9848 Mon Sep 17 00:00:00 2001
From: tibbi <tibor@kaputa.sk>
Date: Mon, 31 Jul 2017 22:10:32 +0200
Subject: [PATCH] sync the viewpager with tablayout at the security dialog

---
 .../gallery/dialogs/SecurityDialog.kt         | 30 ++++++++++++++++++-
 app/src/main/res/layout/dialog_security.xml   |  2 ++
 2 files changed, 31 insertions(+), 1 deletion(-)

diff --git a/app/src/main/kotlin/com/simplemobiletools/gallery/dialogs/SecurityDialog.kt b/app/src/main/kotlin/com/simplemobiletools/gallery/dialogs/SecurityDialog.kt
index e28ea54ba..a8a8d60e7 100644
--- a/app/src/main/kotlin/com/simplemobiletools/gallery/dialogs/SecurityDialog.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/gallery/dialogs/SecurityDialog.kt
@@ -1,5 +1,7 @@
 package com.simplemobiletools.gallery.dialogs
 
+import android.support.design.widget.TabLayout
+import android.support.v4.view.ViewPager
 import android.support.v7.app.AlertDialog
 import android.view.LayoutInflater
 import com.simplemobiletools.commons.extensions.setupDialogStuff
@@ -17,11 +19,37 @@ class SecurityDialog(val activity: SimpleActivity, val requiredHash: String, val
 
     init {
         view.apply {
+            val viewPager = findViewById(R.id.dialog_tab_view_pager) as MyDialogViewPager
             val textColor = context.config.textColor
             dialog_tab_layout.setTabTextColors(textColor, textColor)
+            dialog_tab_layout.addOnTabSelectedListener(object : TabLayout.OnTabSelectedListener {
+                override fun onTabReselected(tab: TabLayout.Tab?) {
+                }
+
+                override fun onTabUnselected(tab: TabLayout.Tab) {
+                }
+
+                override fun onTabSelected(tab: TabLayout.Tab) {
+                    if (tab.text.toString().equals(resources.getString(R.string.pattern), true)) {
+                        viewPager.currentItem = 0
+                    } else {
+                        viewPager.currentItem = 1
+                    }
+                }
+            })
 
-            val viewPager = findViewById(R.id.dialog_tab_view_pager) as MyDialogViewPager
             viewPager.adapter = PasswordTypesAdapter(context, requiredHash, this@SecurityDialog)
+            viewPager.addOnPageChangeListener(object : ViewPager.OnPageChangeListener {
+                override fun onPageScrollStateChanged(state: Int) {
+                }
+
+                override fun onPageScrolled(position: Int, positionOffset: Float, positionOffsetPixels: Int) {
+                }
+
+                override fun onPageSelected(position: Int) {
+                    dialog_tab_layout.getTabAt(position)!!.select()
+                }
+            })
         }
 
         dialog = AlertDialog.Builder(activity)
diff --git a/app/src/main/res/layout/dialog_security.xml b/app/src/main/res/layout/dialog_security.xml
index 5cebd31ea..993c05bfa 100644
--- a/app/src/main/res/layout/dialog_security.xml
+++ b/app/src/main/res/layout/dialog_security.xml
@@ -11,11 +11,13 @@
         android:layout_height="wrap_content">
 
         <android.support.design.widget.TabItem
+            android:id="@+id/dialog_tab_pattern"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:text="@string/pattern"/>
 
         <android.support.design.widget.TabItem
+            android:id="@+id/dialog_tab_pin"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:text="@string/pin"/>