/*
- * Copyright © 2016-2020 Soren Stoutner <soren@stoutner.com>.
+ * Copyright 2016-2024 Soren Stoutner <soren@stoutner.com>.
*
- * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
+ * This file is part of Privacy Browser Android <https://www.stoutner.com/privacy-browser-android>.
*
- * Privacy Browser is free software: you can redistribute it and/or modify
+ * Privacy Browser Android 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,
+ * Privacy Browser Android 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 <http://www.gnu.org/licenses/>.
+ * along with Privacy Browser Android. If not, see <http://www.gnu.org/licenses/>.
*/
package com.stoutner.privacybrowser.dialogs
-import android.annotation.SuppressLint
import android.app.Dialog
import android.content.Context
import android.content.DialogInterface
import android.graphics.Bitmap
import android.graphics.BitmapFactory
-import android.graphics.drawable.BitmapDrawable
-import android.graphics.drawable.Drawable
+import android.net.Uri
import android.os.Bundle
+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.LinearLayout
+import android.widget.RadioButton
+import androidx.activity.result.contract.ActivityResultContracts
import androidx.appcompat.app.AlertDialog
+import androidx.appcompat.content.res.AppCompatResources
import androidx.fragment.app.DialogFragment
import androidx.preference.PreferenceManager
+import com.google.android.material.snackbar.Snackbar
+
import com.stoutner.privacybrowser.R
import java.io.ByteArrayOutputStream
-// Declare the class constants.
-private const val URL_STRING = "url_string"
-private const val TITLE = "title"
-private const val FAVORITE_ICON_BYTE_ARRAY = "favorite_icon_byte_array"
-
-class CreateBookmarkDialog: DialogFragment() {
- // The public interface is used to send information back to the parent activity.
- interface CreateBookmarkListener {
- fun onCreateBookmark(dialogFragment: DialogFragment, favoriteIconBitmap: Bitmap)
- }
-
- // Declare the class variables
- private lateinit var createBookmarkListener: CreateBookmarkListener
-
- override fun onAttach(context: Context) {
- // Run the default commands.
- super.onAttach(context)
-
- // Get a handle for the create bookmark listener from the launching context.
- createBookmarkListener = context as CreateBookmarkListener
- }
+// Define the class constants.
+private const val URL_STRING = "A"
+private const val TITLE = "B"
+private const val FAVORITE_ICON_BYTE_ARRAY = "C"
+class CreateBookmarkDialog : DialogFragment() {
companion object {
- // `@JvmStatic` will no longer be required once all the code has transitioned to Kotlin. Also, the function can then be moved out of a companion object and just become a package-level function.
- @JvmStatic
fun createBookmark(urlString: String, title: String, favoriteIconBitmap: Bitmap): CreateBookmarkDialog {
// Create a favorite icon byte array output stream.
val favoriteIconByteArrayOutputStream = ByteArrayOutputStream()
}
}
- // `@SuppressLint("InflateParams")` removes the warning about using `null` as the parent view group when inflating the alert dialog.
- @SuppressLint("InflateParams")
+ private val browseActivityResultLauncher = registerForActivityResult(ActivityResultContracts.GetContent()) { imageUri: Uri? ->
+ // Only do something if the user didn't press back from the file picker.
+ if (imageUri != null) {
+ // Get a handle for the content resolver.
+ val contentResolver = requireContext().contentResolver
+
+ // Get the image MIME type.
+ val mimeType = contentResolver.getType(imageUri)
+
+ // Decode the image according to the type.
+ if (mimeType == "image/svg+xml") { // The image is an SVG.
+ // Display a snackbar.
+ Snackbar.make(bookmarkNameEditText, getString(R.string.cannot_use_svg), Snackbar.LENGTH_LONG).show()
+ } else { // The image is not an SVG.
+ // Get an input stream for the image URI.
+ val inputStream = contentResolver.openInputStream(imageUri)
+
+ // Get the bitmap from the URI.
+ // `ImageDecoder.decodeBitmap` can't be used, because when running `Drawable.toBitmap` later the `Software rendering doesn't support hardware bitmaps` error message might be produced.
+ var imageBitmap = BitmapFactory.decodeStream(inputStream)
+
+ // Scale the image down if it is greater than 128 pixels in either direction.
+ if ((imageBitmap != null) && ((imageBitmap.height > 128) || (imageBitmap.width > 128)))
+ imageBitmap = Bitmap.createScaledBitmap(imageBitmap, 128, 128, true)
+
+ // Display the new custom favorite icon.
+ customIconImageView.setImageBitmap(imageBitmap)
+
+ // Select the custom icon radio button.
+ customIconLinearLayout.performClick()
+ }
+ }
+ }
+
+ // Declare the class views.
+ private lateinit var bookmarkNameEditText: EditText
+ private lateinit var bookmarkUrlEditText: EditText
+ private lateinit var createButton: Button
+ private lateinit var customIconImageView: ImageView
+ private lateinit var customIconLinearLayout: LinearLayout
+
+ // Declare the class variables
+ private lateinit var createBookmarkListener: CreateBookmarkListener
+
+ // The public interface is used to send information back to the parent activity.
+ interface CreateBookmarkListener {
+ fun createBookmark(dialogFragment: DialogFragment)
+ }
+
+ override fun onAttach(context: Context) {
+ // Run the default commands.
+ super.onAttach(context)
+
+ // Get a handle for the create bookmark listener from the launching context.
+ createBookmarkListener = context as CreateBookmarkListener
+ }
+
override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
// Get the arguments.
val arguments = requireArguments()
// Set the title.
dialogBuilder.setTitle(R.string.create_bookmark)
- // Create a drawable version of the favorite icon.
- val favoriteIconDrawable: Drawable = BitmapDrawable(resources, favoriteIconBitmap)
-
// Set the icon.
- dialogBuilder.setIcon(favoriteIconDrawable)
+ dialogBuilder.setIcon(R.drawable.bookmark)
- // Set the view. The parent view is `null` because it will be assigned by the alert dialog.
- dialogBuilder.setView(requireActivity().layoutInflater.inflate(R.layout.create_bookmark_dialog, null))
+ // Set the view.
+ dialogBuilder.setView(R.layout.create_bookmark_dialog)
// Set a listener on the cancel button. Using `null` as the listener closes the dialog without doing anything else.
dialogBuilder.setNegativeButton(R.string.cancel, null)
// Set a listener on the create button.
dialogBuilder.setPositiveButton(R.string.create) { _: DialogInterface, _: Int ->
// Return the dialog fragment and the favorite icon bitmap to the parent activity.
- createBookmarkListener.onCreateBookmark(this, favoriteIconBitmap)
+ createBookmarkListener.createBookmark(this)
}
// Create an alert dialog from the builder.
// Get a handle for the shared preferences.
- val sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context)
+ val sharedPreferences = PreferenceManager.getDefaultSharedPreferences(requireContext())
// Get the screenshot preference.
val allowScreenshots = sharedPreferences.getBoolean(getString(R.string.allow_screenshots_key), false)
alertDialog.show()
// Get a handle for the edit texts.
- val createBookmarkNameEditText = alertDialog.findViewById<EditText>(R.id.create_bookmark_name_edittext)!!
- val createBookmarkUrlEditText = alertDialog.findViewById<EditText>(R.id.create_bookmark_url_edittext)!!
+ val webpageFavoriteIconLinearLayout = alertDialog.findViewById<LinearLayout>(R.id.webpage_favorite_icon_linearlayout)!!
+ val webpageFavoriteIconRadioButton = alertDialog.findViewById<RadioButton>(R.id.webpage_favorite_icon_radiobutton)!!
+ val webpageFavoriteIconImageView = alertDialog.findViewById<ImageView>(R.id.webpage_favorite_icon_imageview)!!
+ customIconLinearLayout = alertDialog.findViewById(R.id.custom_icon_linearlayout)!!
+ val customIconRadioButton = alertDialog.findViewById<RadioButton>(R.id.custom_icon_radiobutton)!!
+ customIconImageView = alertDialog.findViewById(R.id.custom_icon_imageview)!!
+ val browseButton = alertDialog.findViewById<Button>(R.id.browse_button)!!
+ bookmarkNameEditText = alertDialog.findViewById(R.id.bookmark_name_edittext)!!
+ bookmarkUrlEditText = alertDialog.findViewById(R.id.bookmark_url_edittext)!!
+ createButton = alertDialog.getButton(AlertDialog.BUTTON_POSITIVE)
+
+ // Populate the views.
+ webpageFavoriteIconImageView.setImageBitmap(favoriteIconBitmap)
+ customIconImageView.setImageDrawable(AppCompatResources.getDrawable(requireContext(), R.drawable.world))
+ bookmarkNameEditText.setText(title)
+ bookmarkUrlEditText.setText(urlString)
+
+ // Set the radio button listeners. These perform a click on the linear layout, which contains the necessary logic.
+ webpageFavoriteIconRadioButton.setOnClickListener { webpageFavoriteIconLinearLayout.performClick() }
+ customIconRadioButton.setOnClickListener { customIconLinearLayout.performClick() }
+
+ // Set the webpage favorite icon linear layout click listener.
+ webpageFavoriteIconLinearLayout.setOnClickListener {
+ // Check the webpage favorite icon radio button.
+ webpageFavoriteIconRadioButton.isChecked = true
+
+ // Uncheck the custom icon radio button.
+ customIconRadioButton.isChecked = false
+ }
+
+ // Set the custom icon linear layout click listener.
+ customIconLinearLayout.setOnClickListener {
+ // Check the custom icon radio button.
+ customIconRadioButton.isChecked = true
+
+ // Uncheck the webpage favorite icon radio button.
+ webpageFavoriteIconRadioButton.isChecked = false
+ }
+
+ browseButton.setOnClickListener {
+ // Open the file picker.
+ browseActivityResultLauncher.launch("image/*")
+ }
+
+ // Update the UI when the bookmark name changes.
+ bookmarkNameEditText.addTextChangedListener(object : TextWatcher {
+ override fun beforeTextChanged(charSequence: CharSequence?, start: Int, count: Int, after: Int) {
+ // Do nothing.
+ }
+
+ override fun onTextChanged(charSequence: CharSequence?, start: Int, before: Int, count: Int) {
+ // Do nothing.
+ }
+
+ override fun afterTextChanged(editable: Editable?) {
+ // Update the UI.
+ updateUi()
+ }
+ })
+
+ // Update the UI when the bookmark name changes.
+ bookmarkUrlEditText.addTextChangedListener(object : TextWatcher {
+ override fun beforeTextChanged(charSequence: CharSequence?, start: Int, count: Int, after: Int) {
+ // Do nothing.
+ }
+
+ override fun onTextChanged(charSequence: CharSequence?, start: Int, befire: Int, count: Int) {
+ // Do nothing.
+ }
- // Set the initial texts for the edit texts.
- createBookmarkNameEditText.setText(title)
- createBookmarkUrlEditText.setText(urlString)
+ override fun afterTextChanged(editable: Editable?) {
+ // Update the UI.
+ updateUi()
+ }
+ })
// Allow the enter key on the keyboard to create the bookmark from the create bookmark name edit text.
- createBookmarkNameEditText.setOnKeyListener { _: View, keyCode: Int, keyEvent: KeyEvent ->
+ bookmarkNameEditText.setOnKeyListener { _: View, keyCode: Int, keyEvent: KeyEvent ->
// Check the key code and event.
if (keyCode == KeyEvent.KEYCODE_ENTER && keyEvent.action == KeyEvent.ACTION_DOWN) { // The event is a key-down on the enter key.
// Trigger the create bookmark listener and return the dialog fragment and the favorite icon bitmap to the parent activity.
- createBookmarkListener.onCreateBookmark(this, favoriteIconBitmap)
+ createBookmarkListener.createBookmark(this)
// Manually dismiss the alert dialog.
alertDialog.dismiss()
}
// Allow the enter key on the keyboard to create the bookmark from create bookmark URL edit text.
- createBookmarkUrlEditText.setOnKeyListener { _: View, keyCode: Int, keyEvent: KeyEvent ->
+ bookmarkUrlEditText.setOnKeyListener { _: View, keyCode: Int, keyEvent: KeyEvent ->
// Check the key code and event.
if (keyCode == KeyEvent.KEYCODE_ENTER && keyEvent.action == KeyEvent.ACTION_DOWN) { // The event is a key-down on the enter key.
// Trigger the create bookmark listener and return the dialog fragment and the favorite icon bitmap to the parent activity.
- createBookmarkListener.onCreateBookmark(this, favoriteIconBitmap)
+ createBookmarkListener.createBookmark(this)
// Manually dismiss the alert dialog.
alertDialog.dismiss()
}
}
+ // Populate the UI.
+ updateUi()
+
// Return the alert dialog.
return alertDialog
}
-}
\ No newline at end of file
+
+ private fun updateUi() {
+ // Get the contents of the edit texts.
+ val bookmarkName = bookmarkNameEditText.text.toString()
+ val bookmarkUrl = bookmarkUrlEditText.text.toString()
+
+ // Enable the create button if the edit texts are populated.
+ createButton.isEnabled = bookmarkName.isNotBlank() && bookmarkUrl.isNotBlank()
+ }
+}