ChromeJsResult.java

package us.costan.chrome;

/**
 * ChromeView equivalent of JsResult.
 *
 * This is necessary because JsResult.ResultRecever is hidden in the SDK.
 *
 * @see android.webkit.JsResult
 */
public class ChromeJsResult {
  // Mostly mirrors
  //    platform/frameworks/base/ ./core/java/android/webkit/JsResult

  /**
   * Callback interface, implemented by the WebViewProvider implementation to receive
   * notifications when the JavaScript result represented by a JsResult instance has
   * @hide Only for use by WebViewProvider implementations
   */
  public interface ResultReceiver {
      public void onJsResultComplete(ChromeJsResult result);
  }
  // This is the caller of the prompt and is the object that is waiting.
  private final ResultReceiver mReceiver;
  // This is a basic result of a confirm or prompt dialog.
  private boolean mResult;

  /**
   * Handle the result if the user cancelled the dialog.
   */
  public final void cancel() {
      mResult = false;
      wakeUp();
  }

  /**
   * Handle a confirmation response from the user.
   */
  public final void confirm() {
      mResult = true;
      wakeUp();
  }

  /**
   * @hide Only for use by WebViewProvider implementations
   */
  public ChromeJsResult(ResultReceiver receiver) {
      mReceiver = receiver;
  }

  /**
   * @hide Only for use by WebViewProvider implementations
   */
  public final boolean getResult() {
      return mResult;
  }

  /* Notify the caller that the JsResult has completed */
  private final void wakeUp() {
      mReceiver.onJsResultComplete(this);
  }
}