Update webview components (#571)

* Add volume binding

* Remove key override

* Add pause timers to webview

5 files changed, 46 insertions, 14 deletions

diff --git a/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt
index 4a9cbb55..80d248bc 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt
@@ -23,6 +23,7 @@ import android.view.Menu
 import android.view.MenuItem
 import android.webkit.ValueCallback
 import android.webkit.WebChromeClient
+import android.webkit.WebView
 import android.widget.FrameLayout
 import ca.allanwang.kau.searchview.SearchItem
 import ca.allanwang.kau.searchview.SearchView
@@ -92,6 +93,7 @@ abstract class BaseMainActivity : BaseActivity(), MainActivityContract,
 
     override var searchView: SearchView? = null
     private val searchViewCache = mutableMapOf<String, List<SearchItem>>()
+    private lateinit var controlWebview: WebView
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -108,6 +110,7 @@ abstract class BaseMainActivity : BaseActivity(), MainActivityContract,
                         "Frost id" to Prefs.frostId)
             }
         }
+        controlWebview = WebView(this)
         setFrameContentView(Prefs.mainActivityLayout.layoutRes)
         setSupportActionBar(toolbar)
         adapter = SectionsPagerAdapter(supportFragmentManager, loadFbTabs())
@@ -333,6 +336,13 @@ abstract class BaseMainActivity : BaseActivity(), MainActivityContract,
     override fun onResume() {
         super.onResume()
         FbCookie.switchBackUser { }
+        controlWebview.resumeTimers()
+    }
+
+    override fun onPause() {
+        controlWebview.pauseTimers()
+        L.v("Pause main web timers")
+        super.onPause()
     }
 
     override fun onStart() {
@@ -345,6 +355,7 @@ abstract class BaseMainActivity : BaseActivity(), MainActivityContract,
 
     override fun onDestroy() {
         onDestroyBilling()
+        controlWebview.destroy()
         super.onDestroy()
     }
 
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/activities/WebOverlayActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/WebOverlayActivity.kt
index 0dbbacbc..5b565d96 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/WebOverlayActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/WebOverlayActivity.kt
@@ -208,7 +208,19 @@ open class WebOverlayActivityBase(private val forceBasicAgent: Boolean) : BaseAc
         toolbar.overflowIcon?.setTint(Prefs.iconColor)
     }
 
+    override fun onResume() {
+        super.onResume()
+        web.resumeTimers()
+    }
+
+    override fun onPause() {
+        web.pauseTimers()
+        L.v("Pause overlay web timers")
+        super.onPause()
+    }
+
     override fun onDestroy() {
+        web.destroy()
         super.onDestroy()
         kauSwipeOnDestroy()
     }
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/views/FrostWebView.kt b/app/src/main/kotlin/com/pitchedapps/frost/views/FrostWebView.kt
index e6e1f0e2..0d04fcd9 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/views/FrostWebView.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/views/FrostWebView.kt
@@ -6,7 +6,7 @@ import android.content.Context
 import android.graphics.Color
 import android.util.AttributeSet
 import android.view.View
-import android.view.animation.DecelerateInterpolator
+import ca.allanwang.kau.utils.AnimHolder
 import com.pitchedapps.frost.contracts.FrostContentContainer
 import com.pitchedapps.frost.contracts.FrostContentCore
 import com.pitchedapps.frost.contracts.FrostContentParent
@@ -106,23 +106,29 @@ class FrostWebView @JvmOverloads constructor(
 
     private fun scrollToTop() {
         flingScroll(0, 0) // stop fling
-        if (scrollY > 10000) {
+        if (scrollY > 10000)
             scrollTo(0, 0)
-        } else {
-            ValueAnimator.ofInt(scrollY, 0).apply {
-                duration = Math.min(scrollY, 500).toLong()
-                interpolator = DecelerateInterpolator()
-                addUpdateListener { scrollY = it.animatedValue as Int }
-                start()
-            }
+        else
+            smoothScrollTo(0)
+    }
+
+    private fun smoothScrollTo(y: Int) {
+        ValueAnimator.ofInt(scrollY, y).apply {
+            duration = Math.min(Math.abs(scrollY - y), 500).toLong()
+            interpolator = AnimHolder.fastOutSlowInInterpolator(context)
+            addUpdateListener { scrollY = it.animatedValue as Int }
+            start()
         }
     }
 
+    private fun smoothScrollBy(y: Int) = smoothScrollTo(Math.max(0, scrollY + y))
+
     override var active: Boolean = true
         set(value) {
             if (field == value) return
             field = value
-            // todo
+            if (field) onResume()
+            else onPause()
         }
 
     override fun reloadTheme() {
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/web/HeadlessHtmlExtractor.kt b/app/src/main/kotlin/com/pitchedapps/frost/web/HeadlessHtmlExtractor.kt
index 471731dd..2c7735a4 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/web/HeadlessHtmlExtractor.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/web/HeadlessHtmlExtractor.kt
@@ -29,8 +29,12 @@ import java.util.concurrent.TimeUnit
 fun Context.launchHeadlessHtmlExtractor(url: String, injector: InjectorContract, action: (Single<Pair<String, Int>>) -> Unit) {
     val single = Single.create<Pair<String, Int>> { e: SingleEmitter<Pair<String, Int>> ->
         val extractor = HeadlessHtmlExtractor(this, url, injector, e)
+        extractor.resumeTimers()
         e.setCancellable {
-            runOnUiThread { extractor.destroy() }
+            runOnUiThread {
+                extractor.pauseTimers()
+                extractor.destroy()
+            }
             e.onSuccess("" to R.string.html_extraction_cancelled)
         }
     }.subscribeOn(AndroidSchedulers.mainThread())
@@ -74,14 +78,13 @@ private class HeadlessHtmlExtractor(
             emitter.onSuccess((html ?: "") to -1)
             post {
                 L.d("HeadlessHtmlExtractor fetched $url in $time ms")
-                settings.javaScriptEnabled = false
-                settings.blockNetworkLoads = true
                 destroy()
             }
         }
     }
 
     override fun destroy() {
+        pauseTimers()
         super.destroy()
         L.d("HeadlessHtmlExtractor destroyed")
     }
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/web/LoginWebView.kt b/app/src/main/kotlin/com/pitchedapps/frost/web/LoginWebView.kt
index 3a10ed32..f8b487a2 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/web/LoginWebView.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/web/LoginWebView.kt
@@ -9,9 +9,9 @@ import android.webkit.*
 import ca.allanwang.kau.utils.fadeIn
 import ca.allanwang.kau.utils.isVisible
 import com.pitchedapps.frost.dbflow.CookieModel
+import com.pitchedapps.frost.facebook.FB_LOGIN_URL
 import com.pitchedapps.frost.facebook.FB_USER_MATCHER
 import com.pitchedapps.frost.facebook.FbCookie
-import com.pitchedapps.frost.facebook.FB_LOGIN_URL
 import com.pitchedapps.frost.injectors.CssHider
 import com.pitchedapps.frost.injectors.jsInject
 import com.pitchedapps.frost.utils.L