Android Open Source - JiangHomeStyle_Android_Phone Detail Activity

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License

The source code is released under:

Apache License

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Java Source Code

package com.cidesign.jianghomestylephone;
// ww w. ja va 2 s. c  o m
import com.google.analytics.tracking.android.EasyTracker;

import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnKeyListener;
import android.webkit.WebChromeClient;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.webkit.WebChromeClient.CustomViewCallback;
import android.widget.ProgressBar;
import android.widget.TextView;

public class DetailActivity extends Activity
{
  private String url;
  private String title;
  private ProgressBar webLoadingProgressBar;
  private WebView detail_webview;

  public void onCreate(Bundle savedInstanceState)
  {
    super.onCreate(savedInstanceState);
    this.setContentView(R.layout.article_detail);
    EasyTracker.getInstance().setContext(this);

    url = this.getIntent().getExtras().getString("url");
    title = this.getIntent().getExtras().getString("title");

    TextView tv = (TextView) this.findViewById(R.id.title);
    tv.setText(title);

    detail_webview = (WebView) findViewById(R.id.detail_webview);

    detail_webview.setHorizontalScrollBarEnabled(true);

    detail_webview.setOnKeyListener(new OnKeyListener()
    {
      public boolean onKey(View v, int keyCode, KeyEvent event)
      {
        if (event.getAction() == KeyEvent.ACTION_DOWN && keyCode == KeyEvent.KEYCODE_BACK)
        {
          if (detail_webview.canGoBack())
          {
            detail_webview.goBack();
          }
        }

        return false;
      }
    });

    webLoadingProgressBar = (ProgressBar) findViewById(R.id.webLoadingProgressBar);
    WebSettings webSettings = detail_webview.getSettings();
    webSettings.setJavaScriptEnabled(true);
    detail_webview.addJavascriptInterface(this, "OpenMedia");
    detail_webview.setWebChromeClient(m_chromeClient);
    detail_webview.setWebViewClient(new WebViewClient()
    {

      @Override
      public boolean shouldOverrideUrlLoading(WebView view, String url)
      {
        view.loadUrl(url);
        return true;
      }
    });

    detail_webview.loadUrl(url);
  }

  @Override
  public void onStart()
  {
    super.onStart();
    EasyTracker.getInstance().activityStart(this);
  }

  @Override
  public void onStop()
  {
    super.onStop();
    EasyTracker.getInstance().activityStop(this);
  }

  private WebChromeClient m_chromeClient = new WebChromeClient()
  {
    @Override
    public void onShowCustomView(View view, CustomViewCallback callback)
    {
      // TODO Auto-generated method stub
    }

    public void onProgressChanged(WebView view, int progress)
    {
      // setTitle("??????????????..." + progress + "%");
      // setProgress(progress * 100);

      if (progress == 100 && webLoadingProgressBar != null)
      {
        webLoadingProgressBar.setVisibility(View.INVISIBLE);
      }
    }
  };

  public void BackBtnClick(View target)
  {
    if (detail_webview != null && detail_webview.canGoBack())
    {
      detail_webview.goBack();
    }
    else
    {
      this.finish();
    }

  }


  @Override
  public boolean onKeyDown(int keyCode, KeyEvent event)
  {
    if (keyCode == KeyEvent.KEYCODE_BACK)
    {
      if (detail_webview != null && detail_webview.canGoBack())
      {
        detail_webview.goBack();
      }
      else
      {
        this.finish();
      }    
    }
    return true;
  }
}

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