我无法从 webView 中的外部网站获取按钮。该按钮似乎使用 PHP Post。我注意到的一件事是 URL 使用参数，并且当按下按钮时这些参数会发生变化。我在android浏览器中测试了外部站点并且没有问题，但是当我使用webView时我遇到了问题。
对不起，如果这篇文章中的任何内容格式错误，这是我第一次在这里发帖。我在互联网上广泛搜索了这个问题，但没有找到解决方案。
这是Java代码
package com.example.jbzapp;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.Button;
public class ScavHuntActivity extends Activity implements OnClickListener {
Button events, scavHunt, gInfo, donations, home, animals, map, social;
WebView webQuiz;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
initLayout();
}
private void initLayout(){
setContentView(R.layout.activity_scav_hunt);
//load quiz from web
webQuiz = (WebView)findViewById(R.id.webViewQuiz);
//Alternative site, not going to use but it works fine.
//webQuiz.loadUrl("http://www.qfeast.com/scored/quiz/10285/Quiz-Test");
webQuiz.loadUrl("http://www.proprofs.com/quiz-school/story.php?title=quiz-test_103");
WebSettings webSettings = webQuiz.getSettings();
//This did nothing
//webSettings.setSupportMultipleWindows(true);
webSettings.setJavaScriptEnabled(true);
//webQuiz.reload();
this.webQuiz.setWebViewClient(new WebViewClient(){
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url){
view.loadUrl(url);
view.loadUrl("javascript:window.location.reload( true )" );
return true;
}
});
events = (Button) findViewById(R.id.eventsButton); //Creating the button referencing it to the xml button created by ID.
events.setOnClickListener(this); //Creates the on click listener that listens for the button click.
scavHunt = (Button) findViewById(R.id.scavangerButton);
scavHunt.setOnClickListener(this);
gInfo = (Button) findViewById(R.id.generalButton);
gInfo.setOnClickListener(this);
donations = (Button) findViewById(R.id.donationsButton);
donations.setOnClickListener(this);
home = (Button) findViewById(R.id.homeButton);
home.setOnClickListener(this);
animals = (Button) findViewById(R.id.animalsButton);
animals.setOnClickListener(this);
map = (Button) findViewById(R.id.mapButton);
map.setOnClickListener(this);
social = (Button) findViewById(R.id.socialButton);
social.setOnClickListener(this);
}
@Override
public void onClick(View v) {
final Intent eventsIntent = new Intent(this, EventsActivity.class); //Creating an intent that connects the HomeActivity.class with the EventsActivity.class
final Intent scavHuntIntent = new Intent(this, ScavHuntActivity.class);
final Intent gInfoIntent = new Intent(this, GInfoActivity.class);
final Intent donationsIntent = new Intent(this, DonationsActivity.class);
final Intent homeIntent = new Intent(this, HomeActivity.class);
final Intent animalsIntent = new Intent(this, AnimalsActivity.class);
final Intent mapIntent = new Intent(this, MapActivity.class);
final Intent socialIntent = new Intent(this, SocialActivity.class);
switch(v.getId()){
case R.id.eventsButton:
startActivity(eventsIntent); //on button click start activity with the intent to change view to EventsActivity.class
break;
case R.id.scavangerButton:
startActivity(scavHuntIntent);
break;
case R.id.generalButton:
startActivity(gInfoIntent);
break;
case R.id.donationsButton:
startActivity(donationsIntent);
break;
case R.id.homeButton:
startActivity(homeIntent);
break;
case R.id.animalsButton:
startActivity(animalsIntent);
break;
case R.id.mapButton:
startActivity(mapIntent);
break;
case R.id.socialButton:
startActivity(socialIntent);
break;
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.activity_scav_hunt, menu);
return true;
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
// Check if the key event was the Back button and if there's history
if ((keyCode == KeyEvent.KEYCODE_BACK) && webQuiz.canGoBack()) {
webQuiz.goBack();
return true;
}
// If it wasn't the Back key or there's no web page history, bubble up to the default
// system behavior (probably exit the activity)
return super.onKeyDown(keyCode, event);
}
}
这是我的 XML
<RelativeLayout 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"
tools:context=".ScavHuntActivity" >
<LinearLayout
android:id="@+id/linearLayout1"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_alignParentLeft="true"
android:orientation="vertical" >
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="bottom"
android:maxHeight="75dp"
android:weightSum="4" >
<Button
android:id="@+id/homeButton"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:layout_marginBottom="0dp"
android:layout_marginLeft="0dp"
android:layout_marginRight="0dp"
android:layout_marginTop="0dp"
android:layout_weight="1"
android:background="@color/beige"
android:gravity="top|left"
android:minHeight="75dp"
android:minWidth="75dp"
android:text="@string/home"
android:textColor="@color/white"
android:textSize="20sp" />
<Button
android:id="@+id/animalsButton"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:layout_marginBottom="0dp"
android:layout_marginLeft="0dp"
android:layout_marginRight="0dp"
android:layout_marginTop="0dp"
android:layout_weight="1"
android:background="@color/Yay"
android:gravity="top|left"
android:minHeight="75dp"
android:minWidth="75dp"
android:text="@string/animals"
android:textColor="@color/white"
android:textSize="20sp" />
<Button
android:id="@+id/scavangerButton"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:layout_marginBottom="0dp"
android:layout_marginLeft="0dp"
android:layout_marginRight="0dp"
android:layout_marginTop="0dp"
android:layout_weight="1"
android:background="@color/Yo"
android:ellipsize="none"
android:gravity="top|left"
android:maxLines="100"
android:minHeight="75dp"
android:minWidth="75dp"
android:scrollHorizontally="false"
android:text="@string/scavanger_hunt"
android:textColor="@color/white"
android:textSize="16sp" />
<Button
android:id="@+id/eventsButton"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:layout_marginBottom="0dp"
android:layout_marginLeft="0dp"
android:layout_marginRight="0dp"
android:layout_marginTop="0dp"
android:layout_weight="1"
android:background="@color/green"
android:gravity="top|left"
android:minHeight="75dp"
android:minWidth="75dp"
android:text="@string/events"
android:textColor="@color/white"
android:textSize="20sp" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:gravity="top"
android:minHeight="75dp"
android:weightSum="4" >
<Button
android:id="@+id/mapButton"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:layout_marginBottom="0dp"
android:layout_marginLeft="0dp"
android:layout_marginRight="0dp"
android:layout_marginTop="0dp"
android:layout_weight="1"
android:background="@color/lightGreen"
android:gravity="top|left"
android:minHeight="75dp"
android:text="@string/map"
android:textColor="@color/white"
android:textSize="20sp" />
<Button
android:id="@+id/generalButton"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginBottom="0dp"
android:layout_marginLeft="0dp"
android:layout_marginRight="0dp"
android:layout_marginTop="0dp"
android:layout_weight="1"
android:background="@color/haha"
android:ellipsize="none"
android:gravity="top|left"
android:maxLines="100"
android:minHeight="75dp"
android:scrollHorizontally="false"
android:text="@string/general_information"
android:textColor="@color/white"
android:textSize="20sp" />
<Button
android:id="@+id/donationsButton"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:layout_marginBottom="0dp"
android:layout_marginLeft="0dp"
android:layout_marginRight="0dp"
android:layout_marginTop="0dp"
android:layout_weight="1"
android:background="@color/bla"
android:ellipsize="none"
android:gravity="top|left"
android:maxLines="100"
android:minHeight="75dp"
android:minWidth="75dp"
android:scrollHorizontally="false"
android:text="@string/donations"
android:textColor="@color/white"
android:textSize="16sp" />
<Button
android:id="@+id/socialButton"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:layout_marginBottom="0dp"
android:layout_marginLeft="0dp"
android:layout_marginRight="0dp"
android:layout_marginTop="0dp"
android:layout_weight="1"
android:background="@color/meh"
android:gravity="top|left"
android:minHeight="75dp"
android:text="@string/social"
android:textColor="@color/white"
android:textSize="20sp" />
</LinearLayout>
</LinearLayout>
<FrameLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_above="@+id/linearLayout1"
android:layout_alignParentLeft="true"
android:layout_alignParentRight="true"
android:layout_alignParentTop="true"
android:background="@drawable/otter" >
<WebView
android:id="@+id/webViewQuiz"
android:layout_width="match_parent"
android:layout_height="match_parent" />
</FrameLayout>
</RelativeLayout>