123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152 |
- /*
- Licensed to the Apache Software Foundation (ASF) under one
- or more contributor license agreements. See the NOTICE file
- distributed with this work for additional information
- regarding copyright ownership. The ASF licenses this file
- to you under the Apache License, Version 2.0 (the
- "License"); you may not use this file except in compliance
- with the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
- Unless required by applicable law or agreed to in writing,
- software distributed under the License is distributed on an
- "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- KIND, either express or implied. See the License for the
- specific language governing permissions and limitations
- under the License.
- */
- package org.apache.cordova;
- import android.app.AlertDialog;
- import android.content.Context;
- import android.content.DialogInterface;
- import android.view.KeyEvent;
- import android.widget.EditText;
- /**
- * Helper class for WebViews to implement prompt(), alert(), confirm() dialogs.
- */
- public class CordovaDialogsHelper {
- private final Context context;
- private AlertDialog lastHandledDialog;
- public CordovaDialogsHelper(Context context) {
- this.context = context;
- }
- public void showAlert(String message, final Result result) {
- AlertDialog.Builder dlg = new AlertDialog.Builder(context);
- dlg.setMessage(message);
- dlg.setTitle("Alert");
- //Don't let alerts break the back button
- dlg.setCancelable(true);
- dlg.setPositiveButton(android.R.string.ok,
- new AlertDialog.OnClickListener() {
- public void onClick(DialogInterface dialog, int which) {
- result.gotResult(true, null);
- }
- });
- dlg.setOnCancelListener(
- new DialogInterface.OnCancelListener() {
- public void onCancel(DialogInterface dialog) {
- result.gotResult(false, null);
- }
- });
- dlg.setOnKeyListener(new DialogInterface.OnKeyListener() {
- //DO NOTHING
- public boolean onKey(DialogInterface dialog, int keyCode, KeyEvent event) {
- if (keyCode == KeyEvent.KEYCODE_BACK)
- {
- result.gotResult(true, null);
- return false;
- }
- else
- return true;
- }
- });
- lastHandledDialog = dlg.show();
- }
- public void showConfirm(String message, final Result result) {
- AlertDialog.Builder dlg = new AlertDialog.Builder(context);
- dlg.setMessage(message);
- dlg.setTitle("Confirm");
- dlg.setCancelable(true);
- dlg.setPositiveButton(android.R.string.ok,
- new DialogInterface.OnClickListener() {
- public void onClick(DialogInterface dialog, int which) {
- result.gotResult(true, null);
- }
- });
- dlg.setNegativeButton(android.R.string.cancel,
- new DialogInterface.OnClickListener() {
- public void onClick(DialogInterface dialog, int which) {
- result.gotResult(false, null);
- }
- });
- dlg.setOnCancelListener(
- new DialogInterface.OnCancelListener() {
- public void onCancel(DialogInterface dialog) {
- result.gotResult(false, null);
- }
- });
- dlg.setOnKeyListener(new DialogInterface.OnKeyListener() {
- //DO NOTHING
- public boolean onKey(DialogInterface dialog, int keyCode, KeyEvent event) {
- if (keyCode == KeyEvent.KEYCODE_BACK)
- {
- result.gotResult(false, null);
- return false;
- }
- else
- return true;
- }
- });
- lastHandledDialog = dlg.show();
- }
- /**
- * 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!
- */
- public void showPrompt(String message, String defaultValue, final Result result) {
- // Returning false would also show a dialog, but the default one shows the origin (ugly).
- AlertDialog.Builder dlg = new AlertDialog.Builder(context);
- dlg.setMessage(message);
- final EditText input = new EditText(context);
- if (defaultValue != null) {
- input.setText(defaultValue);
- }
- dlg.setView(input);
- dlg.setCancelable(false);
- dlg.setPositiveButton(android.R.string.ok,
- new DialogInterface.OnClickListener() {
- public void onClick(DialogInterface dialog, int which) {
- String userText = input.getText().toString();
- result.gotResult(true, userText);
- }
- });
- dlg.setNegativeButton(android.R.string.cancel,
- new DialogInterface.OnClickListener() {
- public void onClick(DialogInterface dialog, int which) {
- result.gotResult(false, null);
- }
- });
- lastHandledDialog = dlg.show();
- }
- public void destroyLastDialog(){
- if (lastHandledDialog != null){
- lastHandledDialog.cancel();
- }
- }
- public interface Result {
- public void gotResult(boolean success, String value);
- }
- }
|