/*
- * Copyright 2016-2017 Soren Stoutner <soren@stoutner.com>.
+ * Copyright © 2016-2017 Soren Stoutner <soren@stoutner.com>.
*
* This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
*
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Bundle;
+import android.support.annotation.IdRes;
import android.support.annotation.NonNull;
// We have to use `AppCompatDialogFragment` instead of `DialogFragment` or an error is produced on API <=22.
import android.support.v7.app.AppCompatDialogFragment;
+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 com.stoutner.privacybrowser.activities.BookmarksActivity;
import com.stoutner.privacybrowser.activities.MainWebViewActivity;
}
}
+ // Instantiate the class variables.
+ EditText nameEditText;
+ EditText urlEditText;
+ RadioButton newIconRadioButton;
+ Button editButton;
+ String currentName;
+ String currentUrl;
+
// `@SuppressLing("InflateParams")` removes the warning about using `null` as the parent view group when inflating the `AlertDialog`.
@SuppressLint("InflateParams")
@Override
Cursor bookmarkCursor = BookmarksActivity.bookmarksDatabaseHelper.getBookmarkCursor(selectedBookmarkDatabaseId);
bookmarkCursor.moveToFirst();
- // Use `AlertDialog.Builder` to create the `AlertDialog`. The style formats the color of the button text.
- AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.LightAlertDialog);
+ // Use `AlertDialog.Builder` to create the `AlertDialog`.
+ AlertDialog.Builder dialogBuilder;
+
+ // Set the style according to the theme.
+ if (MainWebViewActivity.darkTheme) {
+ dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogDark);
+ } else {
+ dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogLight);
+ }
+
+ // Set the title.
dialogBuilder.setTitle(R.string.edit_bookmark);
- // The parent view is `null` because it will be assigned by `AlertDialog`.
+
+ // Set the view. The parent view is `null` because it will be assigned by `AlertDialog`.
dialogBuilder.setView(getActivity().getLayoutInflater().inflate(R.layout.edit_bookmark_dialog, null));
// Set an `onClick()` listener for the negative button.
}
});
-
// Create an `AlertDialog` from the `AlertDialog.Builder`.
final AlertDialog alertDialog = dialogBuilder.create();
// Show the keyboard when `alertDialog` is displayed on the screen.
alertDialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
- // We need to show the `AlertDialog` before we can modify items in the layout.
+ // The `AlertDialog` must be shown before items in the layout can be modified.
alertDialog.show();
+ // Get handles for the layout items.
+ RadioGroup iconRadioGroup = (RadioGroup) alertDialog.findViewById(R.id.edit_bookmark_icon_radiogroup);
+ ImageView currentIconImageView = (ImageView) alertDialog.findViewById(R.id.edit_bookmark_current_icon);
+ ImageView newFavoriteIconImageView = (ImageView) alertDialog.findViewById(R.id.edit_bookmark_web_page_favorite_icon);
+ newIconRadioButton = (RadioButton) alertDialog.findViewById(R.id.edit_bookmark_web_page_favorite_icon_radiobutton);
+ nameEditText = (EditText) alertDialog.findViewById(R.id.edit_bookmark_name_edittext);
+ urlEditText = (EditText) alertDialog.findViewById(R.id.edit_bookmark_url_edittext);
+ editButton = alertDialog.getButton(AlertDialog.BUTTON_POSITIVE);
+
// Get the current favorite icon byte array from the `Cursor`.
byte[] currentIconByteArray = bookmarkCursor.getBlob(bookmarkCursor.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 `currentIconBitmap` in `edit_bookmark_current_icon`.
- ImageView currentIconImageView = (ImageView) alertDialog.findViewById(R.id.edit_bookmark_current_icon);
currentIconImageView.setImageBitmap(currentIconBitmap);
// Get a `Bitmap` of the favorite icon from `MainWebViewActivity` and display it in `edit_bookmark_web_page_favorite_icon`.
- ImageView newFavoriteIconImageView = (ImageView) alertDialog.findViewById(R.id.edit_bookmark_web_page_favorite_icon);
- newFavoriteIconImageView.setImageBitmap(MainWebViewActivity.favoriteIcon);
+ newFavoriteIconImageView.setImageBitmap(MainWebViewActivity.favoriteIconBitmap);
+
+ // Store the current bookmark name and URL.
+ currentName = bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME));
+ currentUrl = bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_URL));
+
+ // Populate the `EditTexts`.
+ nameEditText.setText(currentName);
+ urlEditText.setText(currentUrl);
+
+ // Initially disable the edit button.
+ editButton.setEnabled(false);
+
+ // Update the edit button if the icon selection changes.
+ iconRadioGroup.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
+ @Override
+ public void onCheckedChanged(RadioGroup group, @IdRes int checkedId) {
+ // Update the edit button.
+ updateEditButton();
+ }
+ });
+
+ // Update the edit button if the bookmark name changes.
+ nameEditText.addTextChangedListener(new TextWatcher() {
+ @Override
+ public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+ // Do nothing.
+ }
- // Load the text for `edit_bookmark_name_edittext`.
- EditText bookmarkNameEditText = (EditText) alertDialog.findViewById(R.id.edit_bookmark_name_edittext);
- bookmarkNameEditText.setText(bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME)));
+ @Override
+ public void onTextChanged(CharSequence s, int start, int before, int count) {
+ // Do nothing.
+ }
+
+ @Override
+ public void afterTextChanged(Editable s) {
+ // Update the edit button.
+ updateEditButton();
+ }
+ });
+
+ // Update the edit button if the URL changes.
+ urlEditText.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) {
+ // Update the edit button.
+ updateEditButton();
+ }
+ });
// Allow the `enter` key on the keyboard to save the bookmark from `edit_bookmark_name_edittext`.
- bookmarkNameEditText.setOnKeyListener(new View.OnKeyListener() {
+ nameEditText.setOnKeyListener(new View.OnKeyListener() {
@Override
public boolean onKey(View v, int keyCode, KeyEvent event) {
// If the event is an `ACTION_DOWN` on the `enter` key, save the bookmark.
- if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) {
+ if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER) && editButton.isEnabled()) { // The enter key was pressed and the edit button is enabled.
// Trigger `onSaveEditBookmark()` and return the `DialogFragment` to the parent activity.
editBookmarkListener.onSaveEditBookmark(EditBookmarkDialog.this);
// Manually dismiss `alertDialog`.
alertDialog.dismiss();
// Consume the event.
return true;
- } else { // If any other key was pressed, do not consume the event.
+ } else { // If any other key was pressed, or if the edit button is currently disabled, do not consume the event.
return false;
}
}
});
- // Load the text for `edit_bookmark_url_edittext`.
- EditText bookmarkUrlEditText = (EditText) alertDialog.findViewById(R.id.edit_bookmark_url_edittext);
- bookmarkUrlEditText.setText(bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_URL)));
-
// Allow the "enter" key on the keyboard to save the bookmark from `edit_bookmark_url_edittext`.
- bookmarkUrlEditText.setOnKeyListener(new View.OnKeyListener() {
+ urlEditText.setOnKeyListener(new View.OnKeyListener() {
public boolean onKey(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)) {
+ 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.
editBookmarkListener.onSaveEditBookmark(EditBookmarkDialog.this);
// Manually dismiss the `AlertDialog`.
alertDialog.dismiss();
// Consume the event.
return true;
- } else { // If any other key was pressed, do not consume the event.
+ } 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;
}
+
+ private void updateEditButton() {
+ // Get the text from the `EditTexts`.
+ String newName = nameEditText.getText().toString();
+ String newUrl = urlEditText.getText().toString();
+
+ // Has the favorite icon changed?
+ boolean iconChanged = newIconRadioButton.isChecked();
+
+ // Has the name changed?
+ boolean nameChanged = !newName.equals(currentName);
+
+ // Has the URL changed?
+ boolean urlChanged = !newUrl.equals(currentUrl);
+
+ editButton.setEnabled(iconChanged || nameChanged || urlChanged);
+ }
}
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