2 * Copyright 2015-2016 Soren Stoutner <soren@stoutner.com>.
4 * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
6 * Privacy Browser is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * Privacy Browser is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Privacy Browser. If not, see <http://www.gnu.org/licenses/>.
20 package com.stoutner.privacybrowser;
22 import android.app.Activity;
23 import android.app.Dialog;
24 import android.app.DialogFragment;
25 import android.content.DialogInterface;
26 import android.graphics.drawable.BitmapDrawable;
27 import android.graphics.drawable.Drawable;
28 import android.os.Bundle;
29 // If we don't use android.support.v7.app.AlertDialog instead of android.app.AlertDialog then the dialog will be covered by the keyboard.
30 import android.support.v7.app.AlertDialog;
31 import android.view.KeyEvent;
32 import android.view.LayoutInflater;
33 import android.view.View;
34 import android.view.WindowManager;
35 import android.widget.EditText;
37 public class CreateHomeScreenShortcut extends DialogFragment {
38 // The public interface is used to send information back to the parent activity.
39 public interface CreateHomeScreenSchortcutListener {
40 void onCancelCreateHomeScreenShortcut(DialogFragment dialogFragment);
42 void onCreateHomeScreenShortcut(DialogFragment dialogFragment);
45 //createHomeScreenShortcutListener is used in onAttach and and onCreateDialog.
46 private CreateHomeScreenSchortcutListener createHomeScreenShortcutListener;
48 // Check to make sure that the parent activity implements the listener.
49 public void onAttach(Activity parentActivity) {
50 super.onAttach(parentActivity);
52 createHomeScreenShortcutListener = (CreateHomeScreenSchortcutListener) parentActivity;
53 } catch(ClassCastException exception) {
54 throw new ClassCastException(parentActivity.toString() + " must implement CreateHomeScreenShortcutListener.");
59 public Dialog onCreateDialog(Bundle savedInstanceState) {
60 // Create a drawable version of the favorite icon.
61 Drawable favoriteIconDrawable = new BitmapDrawable(getResources(), MainWebViewActivity.favoriteIcon);
63 // Get the activity's layout inflater.
64 LayoutInflater customDialogInflater = getActivity().getLayoutInflater();
66 // Use AlertDialog.Builder to create the AlertDialog. The style formats the color of the button text.
67 AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.LightAlertDialog);
68 dialogBuilder.setTitle(R.string.create_shortcut);
69 dialogBuilder.setIcon(favoriteIconDrawable);
70 // The parent view is "null" because it will be assigned by AlertDialog.
71 dialogBuilder.setView(customDialogInflater.inflate(R.layout.create_home_screen_shortcut_dialog, null));
73 // Set an onClick listener on the negative button.
74 dialogBuilder.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
76 public void onClick(DialogInterface dialog, int which) {
77 createHomeScreenShortcutListener.onCancelCreateHomeScreenShortcut(CreateHomeScreenShortcut.this);
81 // Set an onClick listener on the positive button.
82 dialogBuilder.setPositiveButton(R.string.create, new DialogInterface.OnClickListener() {
84 public void onClick(DialogInterface dialog, int which) {
85 createHomeScreenShortcutListener.onCreateHomeScreenShortcut(CreateHomeScreenShortcut.this);
90 // Create an AlertDialog from the AlertDialogBuilder.
91 final AlertDialog alertDialog = dialogBuilder.create();
93 // Show the keyboard when the Dialog is displayed on the screen.
94 alertDialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
96 // We need to show the AlertDialog before we can call setOnKeyListener() below.
99 // Allow the "enter" key on the keyboard to create the shortcut.
100 EditText shortcutNameEditText = (EditText) alertDialog.findViewById(R.id.shortcut_name_edittext);
101 assert shortcutNameEditText != null; // Remove the warning below that shortcutNameEditText might be null.
102 shortcutNameEditText.setOnKeyListener(new View.OnKeyListener() {
103 public boolean onKey(View v, int keyCode, KeyEvent event) {
104 // If the event is a key-down on the "enter" button, select the PositiveButton "Create".
105 if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) {
106 // Trigger the create listener.
107 createHomeScreenShortcutListener.onCreateHomeScreenShortcut(CreateHomeScreenShortcut.this);
109 // Manually dismiss `alertDialog`.
110 alertDialog.dismiss();
112 // Consume the event.
114 } else { // If any other key was pressed, do not consume the event.
120 // onCreateDialog requires the return of an AlertDialog.