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/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
package com.android.swe.browser.preferences;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.DialogFragment;
import android.app.Fragment;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.content.res.Resources;
import android.os.Bundle;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceFragment;
import android.preference.PreferenceScreen;
import android.text.InputType;
import android.text.TextUtils;
import android.util.Log;
import android.view.KeyEvent;
import android.view.WindowManager;
import android.view.inputmethod.EditorInfo;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.TextView.OnEditorActionListener;
import com.android.swe.browser.R;
import com.android.swe.browser.BrowserPreferencesPage;
import com.android.swe.browser.BrowserSettings;
import com.android.swe.browser.PreferenceKeys;
import com.android.swe.browser.UrlUtils;
import com.android.swe.browser.homepages.HomeProvider;
public class GeneralPreferencesFragment extends PreferenceFragment
implements Preference.OnPreferenceChangeListener {
static final String TAG = "PersonalPreferencesFragment";
static final String BLANK_URL = "about:blank";
static final String CURRENT = "current";
static final String BLANK = "blank";
static final String DEFAULT = "default";
static final String MOST_VISITED = "most_visited";
static final String OTHER = "other";
static final String PREF_HOMEPAGE_PICKER = "homepage_picker";
String[] mChoices, mValues;
String mCurrentPage;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Resources res = getActivity().getResources();
mChoices = res.getStringArray(R.array.pref_homepage_choices);
mValues = res.getStringArray(R.array.pref_homepage_values);
mCurrentPage = getActivity().getIntent()
.getStringExtra(BrowserPreferencesPage.CURRENT_PAGE);
// Load the XML preferences file
addPreferencesFromResource(R.xml.general_preferences);
ListPreference pref = (ListPreference) findPreference(PREF_HOMEPAGE_PICKER);
pref.setSummary(getHomepageSummary());
pref.setPersistent(false);
pref.setValue(getHomepageValue());
pref.setOnPreferenceChangeListener(this);
}
@Override
public boolean onPreferenceChange(Preference pref, Object objValue) {
if (getActivity() == null) {
// We aren't attached, so don't accept preferences changes from the
// invisible UI.
Log.w("PageContentPreferencesFragment", "onPreferenceChange called from detached fragment!");
return false;
}
if (pref.getKey().equals(PREF_HOMEPAGE_PICKER)) {
BrowserSettings settings = BrowserSettings.getInstance();
if (CURRENT.equals(objValue)) {
settings.setHomePage(mCurrentPage);
}
if (BLANK.equals(objValue)) {
settings.setHomePage(BLANK_URL);
}
if (DEFAULT.equals(objValue)) {
settings.setHomePage(BrowserSettings.getFactoryResetHomeUrl(
getActivity()));
}
if (MOST_VISITED.equals(objValue)) {
settings.setHomePage(HomeProvider.MOST_VISITED);
}
if (OTHER.equals(objValue)) {
promptForHomepage();
return false;
}
pref.setSummary(getHomepageSummary());
((ListPreference)pref).setValue(getHomepageValue());
return false;
}
return true;
}
void promptForHomepage() {
MyAlertDialogFragment fragment = MyAlertDialogFragment.newInstance();
fragment.setTargetFragment(this, -1);
fragment.show(getActivity().getFragmentManager(), "setHomepage dialog");
}
String getHomepageValue() {
BrowserSettings settings = BrowserSettings.getInstance();
String homepage = settings.getHomePage();
if (TextUtils.isEmpty(homepage) || BLANK_URL.endsWith(homepage)) {
return BLANK;
}
if (HomeProvider.MOST_VISITED.equals(homepage)) {
return MOST_VISITED;
}
String defaultHomepage = BrowserSettings.getFactoryResetHomeUrl(
getActivity());
if (TextUtils.equals(defaultHomepage, homepage)) {
return DEFAULT;
}
if (TextUtils.equals(mCurrentPage, homepage)) {
return CURRENT;
}
return OTHER;
}
String getHomepageSummary() {
BrowserSettings settings = BrowserSettings.getInstance();
if (settings.useMostVisitedHomepage()) {
return getHomepageLabel(MOST_VISITED);
}
String homepage = settings.getHomePage();
if (TextUtils.isEmpty(homepage) || BLANK_URL.equals(homepage)) {
return getHomepageLabel(BLANK);
}
return homepage;
}
String getHomepageLabel(String value) {
for (int i = 0; i < mValues.length; i++) {
if (value.equals(mValues[i])) {
return mChoices[i];
}
}
return null;
}
@Override
public void onResume() {
super.onResume();
refreshUi();
}
void refreshUi() {
PreferenceScreen autoFillSettings =
(PreferenceScreen)findPreference(PreferenceKeys.PREF_AUTOFILL_PROFILE);
autoFillSettings.setDependency(PreferenceKeys.PREF_AUTOFILL_ENABLED);
}
/*
Add this class to manage AlertDialog lifecycle.
*/
public static class MyAlertDialogFragment extends DialogFragment {
public static MyAlertDialogFragment newInstance() {
MyAlertDialogFragment frag = new MyAlertDialogFragment();
return frag;
}
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
final BrowserSettings settings = BrowserSettings.getInstance();
final EditText editText = new EditText(getActivity());
editText.setInputType(InputType.TYPE_CLASS_TEXT
| InputType.TYPE_TEXT_VARIATION_URI);
editText.setText(settings.getHomePage());
editText.setSelectAllOnFocus(true);
editText.setSingleLine(true);
editText.setImeActionLabel(null, EditorInfo.IME_ACTION_DONE);
final AlertDialog dialog = new AlertDialog.Builder(getActivity())
.setView(editText)
.setPositiveButton(android.R.string.ok, new OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
String homepage = editText.getText().toString().trim();
homepage = UrlUtils.smartUrlFilter(homepage);
settings.setHomePage(homepage);
Fragment frag = getTargetFragment();
if (frag == null || !(frag instanceof GeneralPreferencesFragment)) {
Log.e("MyAlertDialogFragment", "get target fragment error!");
return;
}
GeneralPreferencesFragment target = (GeneralPreferencesFragment)frag;
ListPreference pref = (ListPreference) target.
findPreference(PREF_HOMEPAGE_PICKER);
pref.setValue(target.getHomepageValue());
pref.setSummary(target.getHomepageSummary());
}
})
.setNegativeButton(android.R.string.cancel, new OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
dialog.cancel();
}
})
.setTitle(R.string.pref_set_homepage_to)
.create();
editText.setOnEditorActionListener(new OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
if (actionId == EditorInfo.IME_ACTION_DONE) {
dialog.getButton(AlertDialog.BUTTON_POSITIVE).performClick();
return true;
}
return false;
}
});
dialog.getWindow().setSoftInputMode(
WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
return dialog;
}
}
}
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