Example usage for android.webkit WebView setOnKeyListener

Introduction

In this page you can find the example usage for android.webkit WebView setOnKeyListener.

Prototype

public void setOnKeyListener(OnKeyListener l) 

Source Link

Document

Register a callback to be invoked when a hardware key is pressed in this view.

Usage

From source file:com.jiandanbaoxian.fragment.DialogFragmentCreater.java

/**
 * Dialog ???/*from ww w  .ja v a 2s  .  c  om*/
 * @param mContext
 * @return
 */
private Dialog showLicenseChoiceDialog(final Context mContext) {
    View convertView = LayoutInflater.from(mContext).inflate(R.layout.dialog_license_choice, null);
    final Dialog dialog = new Dialog(mContext, R.style.mystyle);

    View.OnClickListener listener = new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            switch (v.getId()) {
            case R.id.layout_rule:
                if (isAgree) {
                    isAgree = false;
                    ImageView imageView = (ImageView) v.findViewById(R.id.iv_choose);
                    //                            TextView textView = (TextView)v.findViewById(R.id.tv_rule);
                    imageView.setImageResource(R.drawable.icon_choose);
                    //                            textView.setBackgroundColor(getResources().getColor(R.color.bg_gray_color_level_0));
                    //                            textView.setTextColor(getResources().getColor(R.color.tv_gray_color_level_3));
                } else {
                    isAgree = true;
                    ImageView imageView = (ImageView) v.findViewById(R.id.iv_choose);
                    //                            TextView textView = (TextView)v.findViewById(R.id.tv_rule);
                    imageView.setImageResource(R.drawable.icon_choose_selected);
                    //                            textView.setBackgroundResource(R.drawable.btn_select_base_shape_0);
                    //                            textView.setTextColor(getResources().getColor(R.color.white_color));
                }
                break;
            }
            if (onLicenseDialogClickListener != null) {
                onLicenseDialogClickListener.onClick(v, isAgree);
            }
        }
    };

    TitleBar titleBar;
    SwipeRefreshLayout swipeLayout;
    final WebView webView;
    ProgressBar progressBar;
    LinearLayout layoutRule;
    LinearLayout layoutConfirm;

    titleBar = (TitleBar) convertView.findViewById(R.id.title_bar);
    swipeLayout = (SwipeRefreshLayout) convertView.findViewById(R.id.swipe_layout);
    webView = (WebView) convertView.findViewById(R.id.webView);
    progressBar = (ProgressBar) convertView.findViewById(R.id.progress_bar);
    layoutRule = (LinearLayout) convertView.findViewById(R.id.layout_rule);
    layoutConfirm = (LinearLayout) convertView.findViewById(R.id.layout_confirm);

    WebChromeClient client = new AppChromeWebClient(titleBar, progressBar, swipeLayout);
    webView.setWebChromeClient(client);
    webView.setWebViewClient(new AppWebClient());
    webView.getSettings().setJavaScriptEnabled(true);
    webView.loadUrl(webViewURL);
    webView.setOnKeyListener(new View.OnKeyListener() {
        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            if (event.getAction() == KeyEvent.ACTION_DOWN) {
                if (keyCode == KeyEvent.KEYCODE_BACK && webView.canGoBack()) {
                    webView.goBack(); //?
                    return true; //?
                }
            }
            return false;
        }
    });

    titleBar.initTitleBarInfo("", R.drawable.arrow_left, -1, "", "");
    titleBar.setOnTitleBarClickListener(new TitleBar.OnTitleBarClickListener() {
        @Override
        public void onLeftButtonClick(View v) {
            if (webView.canGoBack()) {
                webView.goBack(); //?
                return; //?
            }

            if (onLicenseDialogClickListener != null) {
                onLicenseDialogClickListener.onClick(v, isAgree);
                dismiss();
            }
        }

        @Override
        public void onRightButtonClick(View v) {

        }
    });
    UIUtils.initSwipeRefreshLayout(swipeLayout);
    swipeLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override
        public void onRefresh() {
            webView.reload();
        }
    });

    layoutConfirm.setOnClickListener(listener);
    layoutRule.setOnClickListener(listener);

    dialog.setContentView(convertView);
    dialog.getWindow().setWindowAnimations(R.style.dialog_right_control_style);
    return dialog;
}

---