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/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko.preferences;
import org.mozilla.gecko.AboutPages;
import org.mozilla.gecko.GeckoSharedPrefs;
import org.mozilla.gecko.R;
import android.app.AlertDialog;
import android.content.Context;
import android.content.SharedPreferences;
import android.preference.DialogPreference;
import android.text.TextUtils;
import android.util.AttributeSet;
import android.view.View;
import android.view.inputmethod.InputMethodManager;
import android.widget.EditText;
import android.widget.RadioButton;
import android.widget.RadioGroup;
public class SetHomepagePreference extends DialogPreference {
private static final String DEFAULT_HOMEPAGE = AboutPages.HOME;
private final SharedPreferences prefs;
private RadioGroup homepageLayout;
private RadioButton defaultRadio;
private RadioButton userAddressRadio;
private EditText homepageEditText;
// This is the url that 1) was loaded from prefs or, 2) stored
// when the user pressed the "default homepage" checkbox.
private String storedUrl;
public SetHomepagePreference(final Context context, final AttributeSet attrs) {
super(context, attrs);
prefs = GeckoSharedPrefs.forProfile(context);
}
@Override
protected void onPrepareDialogBuilder(AlertDialog.Builder builder) {
// Without this GB devices have a black background to the dialog.
builder.setInverseBackgroundForced(true);
}
@Override
protected void onBindDialogView(final View view) {
super.onBindDialogView(view);
homepageLayout = (RadioGroup) view.findViewById(R.id.homepage_layout);
defaultRadio = (RadioButton) view.findViewById(R.id.radio_default);
userAddressRadio = (RadioButton) view.findViewById(R.id.radio_user_address);
homepageEditText = (EditText) view.findViewById(R.id.edittext_user_address);
storedUrl = prefs.getString(GeckoPreferences.PREFS_HOMEPAGE, DEFAULT_HOMEPAGE);
homepageLayout.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(final RadioGroup radioGroup, final int checkedId) {
if (checkedId == R.id.radio_user_address) {
homepageEditText.setVisibility(View.VISIBLE);
openKeyboardAndSelectAll(getContext(), homepageEditText);
} else {
homepageEditText.setVisibility(View.GONE);
}
}
});
setUIState(storedUrl);
}
private void setUIState(final String url) {
if (isUrlDefaultHomepage(url)) {
defaultRadio.setChecked(true);
} else {
userAddressRadio.setChecked(true);
homepageEditText.setText(url);
}
}
private boolean isUrlDefaultHomepage(final String url) {
return TextUtils.isEmpty(url) || DEFAULT_HOMEPAGE.equals(url);
}
private static void openKeyboardAndSelectAll(final Context context, final View viewToFocus) {
viewToFocus.requestFocus();
viewToFocus.post(new Runnable() {
@Override
public void run() {
InputMethodManager imm = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
imm.showSoftInput(viewToFocus, InputMethodManager.SHOW_IMPLICIT);
// android:selectAllOnFocus doesn't work for the initial focus:
// I'm not sure why. We manually selectAll instead.
if (viewToFocus instanceof EditText) {
((EditText) viewToFocus).selectAll();
}
}
});
}
@Override
protected void onDialogClosed(final boolean positiveResult) {
super.onDialogClosed(positiveResult);
if (positiveResult) {
final SharedPreferences.Editor editor = prefs.edit();
final String homePageEditTextValue = homepageEditText.getText().toString();
final String newPrefValue;
if (homepageLayout.getCheckedRadioButtonId() == R.id.radio_default ||
isUrlDefaultHomepage(homePageEditTextValue)) {
newPrefValue = "";
editor.remove(GeckoPreferences.PREFS_HOMEPAGE);
} else {
newPrefValue = homePageEditTextValue;
editor.putString(GeckoPreferences.PREFS_HOMEPAGE, newPrefValue);
}
editor.apply();
if (getOnPreferenceChangeListener() != null) {
getOnPreferenceChangeListener().onPreferenceChange(this, newPrefValue);
}
}
}
}
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