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V2rayNG/app/src/main/java/com/v2ray/ang/GFW_help_Activity.java

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+package com.v2ray.ang;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.ActionBar;
+import androidx.appcompat.app.AppCompatActivity;
+
+import com.v2ray.ang.gfwknocker.my_preference_storage;
+import com.v2ray.ang.gfwknocker.wget_module;
+
+import android.os.Bundle;
+import android.view.MenuItem;
+import android.webkit.WebView;
+import android.widget.TextView;
+
+public class GFW_help_Activity extends AppCompatActivity {
+    my_preference_storage mystrg;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_gfw_help);
+
+        ActionBar actionBar = getSupportActionBar();
+        if(actionBar!=null) {
+            actionBar.setDisplayHomeAsUpEnabled(true);
+        }
+
+        mystrg = new my_preference_storage(this);
+        String url_announcement_txt = mystrg.get_value("url_announcement_txt",getResources().getString(R.string.announcement_txt_url));
+        String url_announcement_html = mystrg.get_value("url_announcement_html",getResources().getString(R.string.announcement_html_url));
+
+        TextView tv = (TextView) findViewById(R.id.textView_help_remote);
+        WebView wv = (WebView) findViewById(R.id.webview_help_remote);
+
+
+        // Start a new thread to fetch the URL
+        new Thread(new Runnable() {
+            @Override
+            public void run() {
+                String s7 = wget_module.auto_routed_fetch_remote_text(url_announcement_txt);
+                final String mytxt;
+                if((s7==null) || (s7.isEmpty())) {
+                    mytxt = "fail to fetch remote txt";
+                }else{
+                    mytxt = s7;
+                }
+                runOnUiThread(new Runnable() {
+                    @Override
+                    public void run() {
+                        tv.setText(mytxt);
+                    }
+                });
+            }
+        }).start();
+
+
+
+        new Thread(new Runnable() {
+            @Override
+            public void run() {
+                String s8 = wget_module.auto_routed_fetch_remote_text(url_announcement_html);
+                final String myhtml;
+                if((s8==null) || (s8.isEmpty())) {
+                    myhtml = "fail to fetch webpage";
+                }else{
+                    myhtml = s8;
+                }
+                runOnUiThread(new Runnable() {
+                    @Override
+                    public void run() {
+                        wv.loadData(myhtml,"text/html","utf-8");
+                    }
+                });
+            }
+        }).start();
+
+
+    }
+
+
+
+
+    @Override
+    public boolean onOptionsItemSelected(@NonNull MenuItem item){
+        if (item.getItemId() == android.R.id.home) {
+            this.finish();
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
+
+}
+