X-Git-Url: https://gitweb.stoutner.com/?a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fdialogs%2FEditBookmarkFolderDialog.java;fp=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fdialogs%2FEditBookmarkFolderDialog.java;h=0000000000000000000000000000000000000000;hb=bc2e180db377eedadbe1ea455d8fb311ead8f9d6;hp=216f0d3833d256a00442086e09e10aab2c1224a2;hpb=a9b4d8c78a305c2602ced2058702254ea4e3b79b;p=PrivacyBrowserAndroid.git diff --git a/app/src/main/java/com/stoutner/privacybrowser/dialogs/EditBookmarkFolderDialog.java b/app/src/main/java/com/stoutner/privacybrowser/dialogs/EditBookmarkFolderDialog.java deleted file mode 100644 index 216f0d38..00000000 --- a/app/src/main/java/com/stoutner/privacybrowser/dialogs/EditBookmarkFolderDialog.java +++ /dev/null @@ -1,287 +0,0 @@ -/* - * Copyright © 2016-2020 Soren Stoutner . - * - * This file is part of Privacy Browser . - * - * Privacy Browser is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * Privacy Browser is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with Privacy Browser. If not, see . - */ - -package com.stoutner.privacybrowser.dialogs; - -import android.annotation.SuppressLint; -import android.app.Dialog; -import android.content.Context; -import android.content.DialogInterface; -import android.content.SharedPreferences; -import android.database.Cursor; -import android.graphics.Bitmap; -import android.graphics.BitmapFactory; -import android.os.Bundle; -import android.preference.PreferenceManager; -import android.text.Editable; -import android.text.TextWatcher; -import android.view.KeyEvent; -import android.view.View; -import android.view.WindowManager; -import android.widget.Button; -import android.widget.EditText; -import android.widget.ImageView; -import android.widget.RadioButton; -import android.widget.RadioGroup; - -import androidx.annotation.NonNull; -import androidx.appcompat.app.AlertDialog; -import androidx.fragment.app.DialogFragment; // The AndroidX dialog fragment must be used or an error is produced on API <=22. - -import com.stoutner.privacybrowser.R; -import com.stoutner.privacybrowser.helpers.BookmarksDatabaseHelper; - -import java.io.ByteArrayOutputStream; - -public class EditBookmarkFolderDialog extends DialogFragment { - // Instantiate the class variable. - private EditBookmarkFolderListener editBookmarkFolderListener; - - // The public interface is used to send information back to the parent activity. - public interface EditBookmarkFolderListener { - void onSaveBookmarkFolder(DialogFragment dialogFragment, int selectedFolderDatabaseId, Bitmap favoriteIconBitmap); - } - - public void onAttach(@NonNull Context context) { - // Run the default commands. - super.onAttach(context); - - // Get a handle for `EditFolderListener` from the launching context. - editBookmarkFolderListener = (EditBookmarkFolderListener) context; - } - - // Store the database ID in the arguments bundle. - public static EditBookmarkFolderDialog folderDatabaseId(int databaseId, Bitmap favoriteIconBitmap) { - // Create a favorite icon byte array output stream. - ByteArrayOutputStream favoriteIconByteArrayOutputStream = new ByteArrayOutputStream(); - - // Convert the favorite icon to a PNG and place it in the byte array output stream. `0` is for lossless compression (the only option for a PNG). - favoriteIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, favoriteIconByteArrayOutputStream); - - // Convert the byte array output stream to a byte array. - byte[] favoriteIconByteArray = favoriteIconByteArrayOutputStream.toByteArray(); - - // Create an arguments bundle - Bundle argumentsBundle = new Bundle(); - - // Store the variables in the bundle. - argumentsBundle.putInt("database_id", databaseId); - argumentsBundle.putByteArray("favorite_icon_byte_array", favoriteIconByteArray); - - // Create a new instance of the dialog. - EditBookmarkFolderDialog editBookmarkFolderDialog = new EditBookmarkFolderDialog(); - - // Add the arguments bundle to the dialog. - editBookmarkFolderDialog.setArguments(argumentsBundle); - - // Return the new dialog. - return editBookmarkFolderDialog; - } - - // `@SuppressLing("InflateParams")` removes the warning about using `null` as the parent view group when inflating the `AlertDialog`. - @SuppressLint("InflateParams") - @Override - @NonNull - public Dialog onCreateDialog(Bundle savedInstanceState) { - // Get the arguments. - Bundle arguments = getArguments(); - - // Remove the incorrect lint warning below that the arguments might be null. - assert arguments != null; - - // Store the folder database ID in the class variable. - int selectedFolderDatabaseId = arguments.getInt("database_id"); - - // Get the favorite icon byte array. - byte[] favoriteIconByteArray = arguments.getByteArray("favorite_icon_byte_array"); - - // Remove the incorrect lint warning below that the favorite icon byte array might be null. - assert favoriteIconByteArray != null; - - // Convert the favorite icon byte array to a bitmap. - Bitmap favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.length); - - // Initialize the database helper. The two `nulls` do not specify the database name or a `CursorFactory`. The `0` specifies a database version, but that is ignored and set instead using a constant in `BookmarksDatabaseHelper`. - BookmarksDatabaseHelper bookmarksDatabaseHelper = new BookmarksDatabaseHelper(getContext(), null, null, 0); - - // Get a cursor with the selected folder and move it to the first position. - Cursor folderCursor = bookmarksDatabaseHelper.getBookmark(selectedFolderDatabaseId); - folderCursor.moveToFirst(); - - // Use an alert dialog builder to create the alert dialog. - AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(requireContext(), R.style.PrivacyBrowserAlertDialog); - - // Set the title. - dialogBuilder.setTitle(R.string.edit_folder); - - // Remove the incorrect lint warning that `getActivity()` might be null. - assert getActivity() != null; - - // Set the view. The parent view is `null` because it will be assigned by `AlertDialog`. - dialogBuilder.setView(getActivity().getLayoutInflater().inflate(R.layout.edit_bookmark_folder_dialog, null)); - - // Set the listener for the negative button. - dialogBuilder.setNegativeButton(R.string.cancel, (DialogInterface dialog, int which) -> { - // Do nothing. The `AlertDialog` will close automatically. - }); - - // Set the listener fo the positive button. - dialogBuilder.setPositiveButton(R.string.save, (DialogInterface dialog, int which) -> { - // Return the `DialogFragment` to the parent activity on save. - editBookmarkFolderListener.onSaveBookmarkFolder(this, selectedFolderDatabaseId, favoriteIconBitmap); - }); - - // Create an alert dialog from the alert dialog builder. - AlertDialog alertDialog = dialogBuilder.create(); - - // Remove the warning below that `getWindow()` might be null. - assert alertDialog.getWindow() != null; - - // Get a handle for the shared preferences. - SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(getContext()); - - // Get the screenshot preference. - boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false); - - // Disable screenshots if not allowed. - if (!allowScreenshots) { - alertDialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE); - } - - // The alert dialog must be shown before items in the layout can be modified. - alertDialog.show(); - - // Get handles for the views in the alert dialog. - RadioGroup iconRadioGroup = alertDialog.findViewById(R.id.edit_folder_icon_radio_group); - RadioButton currentIconRadioButton = alertDialog.findViewById(R.id.edit_folder_current_icon_radiobutton); - ImageView currentIconImageView = alertDialog.findViewById(R.id.edit_folder_current_icon_imageview); - ImageView webPageFavoriteIconImageView = alertDialog.findViewById(R.id.edit_folder_web_page_favorite_icon_imageview); - EditText folderNameEditText = alertDialog.findViewById(R.id.edit_folder_name_edittext); - Button editButton = alertDialog.getButton(AlertDialog.BUTTON_POSITIVE); - - // Remove the incorrect lint warnings below that the views might be null. - assert iconRadioGroup != null; - assert currentIconRadioButton != null; - assert currentIconImageView != null; - assert webPageFavoriteIconImageView != null; - assert folderNameEditText != null; - - // Initially disable the edit button. - editButton.setEnabled(false); - - // Get the current favorite icon byte array from the Cursor. - byte[] currentIconByteArray = folderCursor.getBlob(folderCursor.getColumnIndex(BookmarksDatabaseHelper.FAVORITE_ICON)); - - // Convert the byte array to a bitmap beginning at the first byte and ending at the last. - Bitmap currentIconBitmap = BitmapFactory.decodeByteArray(currentIconByteArray, 0, currentIconByteArray.length); - - // Display the current icon bitmap. - currentIconImageView.setImageBitmap(currentIconBitmap); - - // Set the new favorite icon bitmap. - webPageFavoriteIconImageView.setImageBitmap(favoriteIconBitmap); - - // Get the current folder name. - String currentFolderName = folderCursor.getString(folderCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME)); - - // Display the current folder name in `edit_folder_name_edittext`. - folderNameEditText.setText(currentFolderName); - - // Update the status of the edit button when the folder name is changed. - folderNameEditText.addTextChangedListener(new TextWatcher() { - @Override - public void beforeTextChanged(CharSequence s, int start, int count, int after) { - // Do nothing. - } - - @Override - public void onTextChanged(CharSequence s, int start, int before, int count) { - // Do nothing. - } - - @Override - public void afterTextChanged(Editable s) { - // Convert the current text to a string. - String newFolderName = s.toString(); - - // Get a cursor for the new folder name if it exists. - Cursor folderExistsCursor = bookmarksDatabaseHelper.getFolder(newFolderName); - - // Is the new folder name empty? - boolean folderNameNotEmpty = !newFolderName.isEmpty(); - - // Does the folder name already exist? - boolean folderNameAlreadyExists = (!newFolderName.equals(currentFolderName) && (folderExistsCursor.getCount() > 0)); - - // Has the folder been renamed? - boolean folderRenamed = (!newFolderName.equals(currentFolderName) && !folderNameAlreadyExists); - - // Has the favorite icon changed? - boolean iconChanged = (!currentIconRadioButton.isChecked() && !folderNameAlreadyExists); - - // Enable the create button if something has been edited and the new folder name is valid. - editButton.setEnabled(folderNameNotEmpty && (folderRenamed || iconChanged)); - } - }); - - // Update the status of the edit button when the icon is changed. - iconRadioGroup.setOnCheckedChangeListener((RadioGroup group, int checkedId) -> { - // Get the new folder name. - String newFolderName = folderNameEditText.getText().toString(); - - // Get a cursor for the new folder name if it exists. - Cursor folderExistsCursor = bookmarksDatabaseHelper.getFolder(newFolderName); - - // Is the new folder name empty? - boolean folderNameEmpty = newFolderName.isEmpty(); - - // Does the folder name already exist? - boolean folderNameAlreadyExists = (!newFolderName.equals(currentFolderName) && (folderExistsCursor.getCount() > 0)); - - // Has the folder been renamed? - boolean folderRenamed = (!newFolderName.equals(currentFolderName) && !folderNameAlreadyExists); - - // Has the favorite icon changed? - boolean iconChanged = (!currentIconRadioButton.isChecked() && !folderNameAlreadyExists); - - // Enable the create button if something has been edited and the new folder name is valid. - editButton.setEnabled(!folderNameEmpty && (folderRenamed || iconChanged)); - }); - - // Allow the `enter` key on the keyboard to save the bookmark from `edit_bookmark_name_edittext`. - folderNameEditText.setOnKeyListener((View v, int keyCode, KeyEvent event) -> { - // If the event is a key-down on the "enter" button, select the PositiveButton `Save`. - if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER) && editButton.isEnabled()) { // The enter key was pressed and the edit button is enabled. - // Trigger `editBookmarkListener` and return the DialogFragment to the parent activity. - editBookmarkFolderListener.onSaveBookmarkFolder(this, selectedFolderDatabaseId, favoriteIconBitmap); - - // Manually dismiss the `AlertDialog`. - alertDialog.dismiss(); - - // Consume the event. - return true; - } else { // If any other key was pressed, or if the edit button is currently disabled, do not consume the event. - return false; - } - }); - - // `onCreateDialog` requires the return of an `AlertDialog`. - return alertDialog; - } -} \ No newline at end of file