Fix attaching files (aka WebView file picking) on Android.

src/android/AndroidManifest.xml

@@ -12,7 +12,7 @@
 		android:extractNativeLibs="true">
 		<meta-data android:name="android.max_aspect" android:value="2.1"/>
 		<activity
-			android:name=".MainActivity"
+			android:name=".TildeFriendsActivity"
 			android:icon="@drawable/icon"
 			android:configChanges="orientation|screenSize"
 			android:exported="true">

src/android/com/unprompted/tildefriends/TildeFriendsActivity.java

@@ -21,12 +21,13 @@ import android.view.ViewGroup.LayoutParams;
 import android.view.Window;
 import android.webkit.CookieManager;
 import android.webkit.DownloadListener;
+import android.webkit.JsPromptResult;
 import android.webkit.JsResult;
 import android.webkit.URLUtil;
 import android.webkit.ValueCallback;
 import android.webkit.WebChromeClient;
 import android.webkit.WebResourceRequest;
-//import android.webkit.WebView;
+import android.webkit.WebView;
 import android.webkit.WebViewClient;
 import android.widget.Button;
 import android.widget.TextView;
@@ -49,8 +50,8 @@ import java.nio.file.WatchKey;
 import java.nio.file.WatchService;
 import java.util.concurrent.TimeUnit;
 
-public class MainActivity extends Activity {
-	WebView web_view;
+public class TildeFriendsActivity extends Activity {
+	TildeFriendsWebView web_view;
 	String base_url;
 	Process process;
 	Thread thread;
@@ -69,7 +70,7 @@ public class MainActivity extends Activity {
 		this.requestWindowFeature(Window.FEATURE_NO_TITLE);
 		setContentView(R.layout.activity_main);
 
-		web_view = (WebView)findViewById(R.id.web);
+		web_view = (TildeFriendsWebView)findViewById(R.id.web);
 		set_status("Extracting executable...");
 		Log.w("tildefriends", String.format("getFilesDir() is %s", getFilesDir().toString()));
 		Log.w("tildefriends", String.format("getPackageResourcePath() is %s", getPackageResourcePath().toString()));
@@ -79,7 +80,7 @@ public class MainActivity extends Activity {
 		new File(port_file_path).delete();
 		base_url = "http://127.0.0.1:12345/";
 
-		MainActivity activity = this;
+		TildeFriendsActivity activity = this;
 
 		thread = new Thread(new Runnable() {
 			@Override
@@ -182,7 +183,8 @@ public class MainActivity extends Activity {
 		});
 
 		web_view.setWebChromeClient(new WebChromeClient() {
-			public boolean onJsConfirm(WebView view, String url, String message, final JsResult result) {
+			@Override
+			public boolean onJsPrompt(WebView view, String url, String message, String defaultValue, JsPromptResult result) {
 				new AlertDialog.Builder(view.getContext())
 					.setTitle("Tilde Friends")
 					.setMessage(message)
@@ -210,15 +212,17 @@ public class MainActivity extends Activity {
 			** https://stackoverflow.com/questions/8586691/how-to-open-file-save-dialog-in-android
 			*/
 
+			@Override
 			public boolean onShowFileChooser(WebView view, ValueCallback<Uri[]> message, WebChromeClient.FileChooserParams params) {
 				upload_message = message;
 				Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
 				intent.addCategory(Intent.CATEGORY_OPENABLE);
 				intent.setType("*/*");
-				MainActivity.this.startActivityForResult(Intent.createChooser(intent, "File Chooser"), MainActivity.FILECHOOSER_RESULT);
+				TildeFriendsActivity.this.startActivityForResult(Intent.createChooser(intent, "File Chooser"), TildeFriendsActivity.FILECHOOSER_RESULT);
 				return true;
 			}
 
+			@Override
 			public boolean onConsoleMessage(android.webkit.ConsoleMessage consoleMessage) {
 				Log.d("tildefriends", consoleMessage.message() + " -- From line " + consoleMessage.lineNumber() + " of " + consoleMessage.sourceId());
 				return true;

src/android/com/unprompted/tildefriends/TildeFriendsWebView.java

@@ -4,14 +4,14 @@ import android.content.Context;
 import android.util.AttributeSet;
 import android.util.Log;
 
-public class WebView extends android.webkit.WebView {
+public class TildeFriendsWebView extends android.webkit.WebView {
 	boolean overscrolledY = false;
 
-	public WebView(final Context context) {
+	public TildeFriendsWebView(final Context context) {
 		super(context);
 	}
 
-	public WebView(final Context context, final AttributeSet attrs) {
+	public TildeFriendsWebView(final Context context, final AttributeSet attrs) {
 		super(context, attrs);
 	}
 

src/android/res/layout/activity_main.xml

@@ -4,7 +4,7 @@
 	android:layout_width="match_parent"
 	android:layout_height="match_parent"
 	android:orientation="vertical">
-	<com.unprompted.tildefriends.WebView
+	<com.unprompted.tildefriends.TildeFriendsWebView
 		android:id="@+id/web"
 		android:layout_width="match_parent"
 		android:layout_height="match_parent"/>