SystemWebChromeClient.java 文件源码

/**
 * Tell the client to display a prompt dialog to the user.
 * If the client returns true, WebView will assume that the client will
 * handle the prompt dialog and call the appropriate JsPromptResult method.
 *
 * Since we are hacking prompts for our own purposes, we should not be using them for
 * this purpose, perhaps we should hack console.log to do this instead!
 */
@Override
public boolean onJsPrompt(WebView view, String origin, String message, String defaultValue, final JsPromptResult result) {
    // Unlike the @JavascriptInterface bridge, this method is always called on the UI thread.
    String handledRet = parentEngine.bridge.promptOnJsPrompt(origin, message, defaultValue);
    if (handledRet != null) {
        result.confirm(handledRet);
    } else {
        dialogsHelper.showPrompt(message, defaultValue, new CordovaDialogsHelper.Result() {
            @Override
            public void gotResult(boolean success, String value) {
                if (success) {
                    result.confirm(value);
                } else {
                    result.cancel();
                }
            }
        });
    }
    return true;
}