Android Open Source - android-webview-example Web Chrome Client

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License

The source code is released under:

Apache License

Java Source Code

package com.significantfiles.mrcounter;
//w  w w  .j  av  a2s.  c  o  m
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.util.Log;
import android.webkit.ConsoleMessage;
import android.webkit.JsResult;
import android.webkit.WebView;
import android.webkit.ConsoleMessage.MessageLevel;

public class WebChromeClient extends android.webkit.WebChromeClient {

  private final Activity ctx;

  public WebChromeClient(final Activity ctx) {
    this.ctx = ctx;
  }

  /**
   * f?r alert() -> debug.
   */
  @Override
  public boolean onJsAlert(final WebView view, final String url,
      final String message, final JsResult result) {
    Log.d(Constants.LOG_TAG, message);

    new AlertDialog.Builder(ctx)
        .setTitle("javaScript dialog")
        .setMessage(message)
        .setPositiveButton(android.R.string.ok,
            new AlertDialog.OnClickListener() {
              public void onClick(final DialogInterface dialog,
                  final int which) {
                result.confirm();
              }
            }).setCancelable(false).create().show();

    return true;
  }

  public void onProgressChanged(WebView view, int progress) {
    ctx.setTitle("Loading...");
    ctx.setProgress(progress * 100);

    if (progress == 100)
      ctx.setTitle("Mr.Counter - V. 1.0 (20.01.2011)");
  }

  public boolean onConsoleMessage(final ConsoleMessage cm) {
    final MessageLevel level = cm.messageLevel();

    final String msg = cm.message() + " -- From line " + cm.lineNumber()
        + " of " + cm.sourceId();

    if (level.compareTo(MessageLevel.DEBUG) == 0) {
      Log.d(Constants.LOG_TAG, msg);
    } else if (level.compareTo(MessageLevel.ERROR) == 0) {
      Log.e(Constants.LOG_TAG, msg);
    } else if (level.compareTo(MessageLevel.WARNING) == 0) {
      Log.w(Constants.LOG_TAG, msg);
    } else {
      Log.d(Constants.LOG_TAG, msg);
    }

    return true;
  }
  

}

Java Source Code List

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