From ecdce961ea1082508b5022fe0c12bf3578e7f34a Mon Sep 17 00:00:00 2001
From: Hui Shu <hush@google.com>
Date: Thu, 4 Feb 2016 15:00:19 -0800
Subject: [PATCH] Support for webview drag and drop

WebView needs to override onDragEvent to accept drops from other apps.

BUG: 27039417
Change-Id: Ie81c5ac325091cf78440785e04afcc01ddcbaab3
---
 api/system-current.txt                        | 1 +
 core/java/android/webkit/WebView.java         | 6 ++++++
 core/java/android/webkit/WebViewProvider.java | 3 +++
 3 files changed, 10 insertions(+)

diff --git a/api/system-current.txt b/api/system-current.txt
index c9b519ad5fee6..984d92588694c 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -48559,6 +48559,7 @@ package android.webkit {
     method public abstract void onConfigurationChanged(android.content.res.Configuration);
     method public abstract android.view.inputmethod.InputConnection onCreateInputConnection(android.view.inputmethod.EditorInfo);
     method public abstract void onDetachedFromWindow();
+    method public abstract boolean onDragEvent(android.view.DragEvent);
     method public abstract void onDraw(android.graphics.Canvas);
     method public abstract void onDrawVerticalScrollBar(android.graphics.Canvas, android.graphics.drawable.Drawable, int, int, int, int);
     method public abstract void onFinishTemporaryDetach();
diff --git a/core/java/android/webkit/WebView.java b/core/java/android/webkit/WebView.java
index 0f58ba3c002c8..647d4dcbc3475 100644
--- a/core/java/android/webkit/WebView.java
+++ b/core/java/android/webkit/WebView.java
@@ -39,6 +39,7 @@ import android.print.PrintDocumentAdapter;
 import android.security.KeyChain;
 import android.util.AttributeSet;
 import android.util.Log;
+import android.view.DragEvent;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.View;
@@ -2527,6 +2528,11 @@ public class WebView extends AbsoluteLayout
         return mProvider.getViewDelegate().onCreateInputConnection(outAttrs);
     }
 
+    @Override
+    public boolean onDragEvent(DragEvent event) {
+        return mProvider.getViewDelegate().onDragEvent(event);
+    }
+
     @Override
     protected void onVisibilityChanged(View changedView, int visibility) {
         super.onVisibilityChanged(changedView, visibility);
diff --git a/core/java/android/webkit/WebViewProvider.java b/core/java/android/webkit/WebViewProvider.java
index 3ce034cf24cb3..94d231c45b985 100644
--- a/core/java/android/webkit/WebViewProvider.java
+++ b/core/java/android/webkit/WebViewProvider.java
@@ -30,6 +30,7 @@ import android.net.Uri;
 import android.os.Bundle;
 import android.os.Message;
 import android.print.PrintDocumentAdapter;
+import android.view.DragEvent;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.View;
@@ -334,6 +335,8 @@ public interface WebViewProvider {
 
         public InputConnection onCreateInputConnection(EditorInfo outAttrs);
 
+        public boolean onDragEvent(DragEvent event);
+
         public boolean onKeyMultiple(int keyCode, int repeatCount, KeyEvent event);
 
         public boolean onKeyDown(int keyCode, KeyEvent event);