本文整理了Java中android.webkit.WebView.canGoBack()方法的一些代码示例，展示了WebView.canGoBack()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。WebView.canGoBack()方法的具体详情如下：
包路径：android.webkit.WebView
类名称：WebView
方法名：canGoBack

WebView.canGoBack介绍

暂无

代码示例

代码示例来源：origin: smuyyh/BookReader

public boolean canBack() {
    if (mWebView.canGoBack()) {
      mWebView.goBack();
      return false;
    }
    return true;
  }
}

代码示例来源：origin: JZ-Darkal/AndroidHttpCapture

@Override
public boolean onBackPressed() {
  if (webView.canGoBack()) {
    webView.goBack();
    return true;
  } else {
    return false;
  }
}

代码示例来源：origin: smuyyh/BookReader

@Override
  public boolean onKey(View v, int keyCode, KeyEvent event) {
    if (event.getAction() == KeyEvent.ACTION_DOWN) {
      if (keyCode == KeyEvent.KEYCODE_BACK && mWebView.canGoBack()) { // 表示按返回键
        mWebView.goBack(); // 后退
        // webview.goForward();//前进
        return true; // 已处理
      }
    }
    return false;
  }
});

代码示例来源：origin: TommyLemon/APIJSON

@Override
public void onBackPressed() {
  if (wvWebView.canGoBack()) {
    wvWebView.goBack();
    return;
  }
  super.onBackPressed();
}

代码示例来源：origin: stackoverflow.com

webView.setOnKeyListener(new OnKeyListener()
{
  @Override
  public boolean onKey(View v, int keyCode, KeyEvent event)
  {
    if(event.getAction() == KeyEvent.ACTION_DOWN)
    {
      WebView webView = (WebView) v;

      switch(keyCode)
      {
        case KeyEvent.KEYCODE_BACK:
          if(webView.canGoBack())
          {
            webView.goBack();
            return true;
          }
          break;
      }
    }

    return false;
  }
});

代码示例来源：origin: Justson/AgentWeb

@Override
public boolean back() {
  if (this.mEventInterceptor != null && this.mEventInterceptor.event()) {
    return true;
  }
  if (mWebView != null && mWebView.canGoBack()) {
    mWebView.goBack();
    return true;
  }
  return false;
}

代码示例来源：origin: TommyLemon/Android-ZBLibrary

@Override
public void onBackPressed() {
  if (wvWebView.canGoBack()) {
    wvWebView.goBack();
    return;
  }
  super.onBackPressed();
}

代码示例来源：origin: sunfusheng/MarqueeView

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
  if (keyCode == KeyEvent.KEYCODE_BACK && webView.canGoBack()) {
    webView.goBack();//返回上一页面
    return true;
  }
  return super.onKeyDown(keyCode, event);
}

代码示例来源：origin: termux/termux-app

@Override
public void onBackPressed() {
  if (mWebView.canGoBack()) {
    mWebView.goBack();
  } else {
    super.onBackPressed();
  }
}

代码示例来源：origin: sunfusheng/StickyHeaderListView

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
  if (keyCode == KeyEvent.KEYCODE_BACK && webView.canGoBack()) {
    webView.goBack();//返回上一页面
    return true;
  }
  return super.onKeyDown(keyCode, event);
}

代码示例来源：origin: nanchen2251/RxJava2Examples

@Override
public void onBackPressed() {
  if (mWebView.canGoBack()) {
    mWebView.goBack();
  } else {
    finish();
  }
}

代码示例来源：origin: wangdan/AisenWeiBo

@Override
public boolean onBackClick() {
  if (webView.canGoBack()) {
    webView.goBack();
    
    return true;
  }
  
  return super.onBackClick();
}

代码示例来源：origin: rmtheis/android-ocr

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
 if (keyCode == KeyEvent.KEYCODE_BACK) {
  if (webView.canGoBack()) {
   webView.goBack();
   return true;
  }
 }
 return super.onKeyDown(keyCode, event);
}

代码示例来源：origin: wangdan/AisenWeiBo

@Override
public boolean onBackClick() {
  if (mWebView.canGoBack()) {
    mWebView.goBack();
    return true;
  }
  return super.onBackClick();
}

代码示例来源：origin: wangdan/AisenWeiBo

@Override
public boolean onBackClick() {
  if (mWebView.canGoBack()) {
    mWebView.goBack();
    return true;
  }
  return super.onBackClick();
}

代码示例来源：origin: cSploit/android

@Override
 public void onBackPressed() {

  if (mWebView != null && mWebView.canGoBack())
   mWebView.goBack();

  else {
   if (mWebView != null)
    mWebView.stopLoading();

   super.onBackPressed();
   overridePendingTransition(R.anim.fadeout, R.anim.fadein);
  }
 }
}

代码示例来源：origin: TheFinestArtist/FinestWebView-Android

@Override
public void onBackPressed() {
 if (menuLayout.getVisibility() == View.VISIBLE) {
  hideMenu();
 } else if (backPressToClose || !webView.canGoBack()) {
  exitActivity();
 } else {
  webView.goBack();
 }
}

代码示例来源：origin: robolectric/robolectric

@Test
public void canGoBack() throws Exception {
 webView.clearHistory();
 assertThat(webView.canGoBack()).isFalse();
 webView.loadUrl("fake.url", null);
 webView.loadUrl("fake.url", null);
 assertThat(webView.canGoBack()).isTrue();
 webView.goBack();
 assertThat(webView.canGoBack()).isFalse();
}

代码示例来源：origin: stackoverflow.com

if (keyCode == KeyEvent.KEYCODE_BACK 
        && event.getAction() == MotionEvent.ACTION_UP 
        && mWeb.canGoBack()) {
      handler.sendEmptyMessage(1);
      return true;
mWeb.goBack();

代码示例来源：origin: HotBitmapGG/bilibili-android-client

@Override
public void onBackPressed() {
  if (mWebView.canGoBack() && mWebView.copyBackForwardList().getSize() > 0
      && !mWebView.getUrl().equals(mWebView.copyBackForwardList()
      .getItemAtIndex(0).getOriginalUrl())) {
    mWebView.goBack();
  } else {
    finish();
  }
}