complete instapaper link handling in webview

Author: Arnav Gupta

App/src/main/java/in/ac/dtu/subtlenews/InstapaperViewer.java

@@ -12,6 +12,9 @@
 import android.view.View;
 import android.view.MenuItem;
 import android.support.v4.app.NavUtils;
+import android.webkit.WebView;
+import android.widget.FrameLayout;
+import android.widget.LinearLayout;
 
 /**
  * An example full-screen activity that shows and hides the system UI (i.e.
@@ -20,7 +23,7 @@
  * @see SystemUiHider
  */
 public class InstapaperViewer extends Activity {
-
+    public String summaryUrl = "http://google.com";
 
     /**
      * Whether or not the system UI should be auto-hidden after
@@ -57,8 +60,14 @@ protected void onCreate(Bundle savedInstanceState) {
         setContentView(R.layout.activity_instapaper_viewer);
         setupActionBar();
 
+        Bundle extras = getIntent().getExtras();
+        if (extras != null) {
+            summaryUrl = extras.getString("URL");
+        }
+        final WebView instapaperView = (WebView) findViewById(R.id.instapaper_viewer);
+
         final View controlsView = findViewById(R.id.fullscreen_content_controls);
-        final View contentView = findViewById(R.id.fullscreen_content);
+        final View contentView = findViewById(R.id.instapaper_viewer);
 
         // Set up an instance of SystemUiHider to control the system UI for
         // this activity.
@@ -99,6 +108,15 @@ public void onVisibilityChange(boolean visible) {
                             // Schedule a hide().
                             delayedHide(AUTO_HIDE_DELAY_MILLIS);
                         }
+
+                        FrameLayout.LayoutParams params = (FrameLayout.LayoutParams)instapaperView.getLayoutParams();
+                        if (visible) {
+                            params.setMargins(0, (int)(mControlsHeight*1.5), 0, 0); //substitute parameters for left, top, right, bottom
+                        } else {
+                            params.setMargins(0, 0, 0, 0);
+                        }
+                        instapaperView.setLayoutParams(params);
+
                     }
                 });
 
@@ -118,6 +136,9 @@ public void onClick(View view) {
         // operations to prevent the jarring behavior of controls going away
         // while interacting with the UI.
         findViewById(R.id.summary_back_button).setOnTouchListener(mDelayHideTouchListener);
+
+
+        instapaperView.loadUrl(summaryUrl);
     }
 
     @Override

App/src/main/res/layout/activity_instapaper_viewer.xml

@@ -0,0 +1,42 @@
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#555555"
+    tools:context="in.ac.dtu.subtlenews.InstapaperViewer">
+
+    <!-- The primary full-screen view. This can be replaced with whatever view
+         is needed to present your content, e.g. VideoView, SurfaceView,
+         TextureView, etc. -->
+    <WebView android:id="@+id/instapaper_viewer"
+        android:layout_width="fill_parent"
+        android:layout_height="fill_parent"
+        android:keepScreenOn="true"
+        android:text="@string/dummy_content" />
+
+    <!-- This FrameLayout insets its children based on system windows using
+         android:fitsSystemWindows. -->
+    <FrameLayout android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:fitsSystemWindows="true">
+
+        <LinearLayout android:id="@+id/fullscreen_content_controls"
+            style="?metaButtonBarStyle"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_gravity="bottom|center_horizontal"
+            android:background="@color/black_overlay"
+            android:orientation="horizontal"
+            tools:ignore="UselessParent">
+
+            <Button android:id="@+id/summary_back_button"
+                style="?metaButtonBarButtonStyle"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:text="@string/summary_back_button" />
+
+        </LinearLayout>
+    </FrameLayout>
+
+</FrameLayout>

App/src/main/res/values-v11/styles.xml

@@ -0,0 +1,15 @@
+<resources>
+
+    <style name="FullscreenTheme" parent="android:Theme.Holo">
+        <item name="android:actionBarStyle">@style/FullscreenActionBarStyle</item>
+        <item name="android:windowActionBarOverlay">true</item>
+        <item name="android:windowBackground">@null</item>
+        <item name="metaButtonBarStyle">?android:attr/buttonBarStyle</item>
+        <item name="metaButtonBarButtonStyle">?android:attr/buttonBarButtonStyle</item>
+    </style>
+
+    <style name="FullscreenActionBarStyle" parent="android:Widget.Holo.ActionBar">
+        <item name="android:background">@color/black_overlay</item>
+    </style>
+
+</resources>

App/src/main/res/values/attrs.xml

@@ -0,0 +1,12 @@
+<resources>
+
+    <!-- Declare custom theme attributes that allow changing which styles are
+         used for button bars depending on the API level.
+         ?android:attr/buttonBarStyle is new as of API 11 so this is
+         necessary to support previous API levels. -->
+    <declare-styleable name="ButtonBarContainerTheme">
+        <attr name="metaButtonBarStyle" format="reference" />
+        <attr name="metaButtonBarButtonStyle" format="reference" />
+    </declare-styleable>
+
+</resources>

App/src/main/res/values/colors.xml

@@ -0,0 +1,5 @@
+<resources>
+
+    <color name="black_overlay">#66000000</color>
+
+</resources>