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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.browser.preferences;
import com.android.browser.BrowserHomepagePreference;
import com.android.browser.BrowserPreferencesPage;
import com.android.browser.BrowserSettings;
import com.android.browser.R;
import android.content.res.Resources;
import android.net.Uri;
import android.os.Bundle;
import android.preference.EditTextPreference;
import android.preference.Preference;
import android.preference.PreferenceFragment;
import android.util.Log;
public class PageContentPreferencesFragment extends PreferenceFragment
implements Preference.OnPreferenceChangeListener {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Load the preferences from an XML resource
addPreferencesFromResource(R.xml.page_content_preferences);
Preference e = findPreference(BrowserSettings.PREF_HOMEPAGE);
e.setOnPreferenceChangeListener(this);
e.setSummary(getPreferenceScreen().getSharedPreferences()
.getString(BrowserSettings.PREF_HOMEPAGE, null));
((BrowserHomepagePreference) e).setCurrentPage(
getActivity().getIntent().getStringExtra(BrowserPreferencesPage.CURRENT_PAGE));
e = findPreference(BrowserSettings.PREF_TEXT_SIZE);
e.setOnPreferenceChangeListener(this);
e.setSummary(getVisualTextSizeName(
getPreferenceScreen().getSharedPreferences()
.getString(BrowserSettings.PREF_TEXT_SIZE, null)) );
e = findPreference(BrowserSettings.PREF_DEFAULT_ZOOM);
e.setOnPreferenceChangeListener(this);
e.setSummary(getVisualDefaultZoomName(
getPreferenceScreen().getSharedPreferences()
.getString(BrowserSettings.PREF_DEFAULT_ZOOM, null)) );
e = findPreference(BrowserSettings.PREF_DEFAULT_TEXT_ENCODING);
e.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(BrowserSettings.PREF_HOMEPAGE)) {
String value = (String) objValue;
boolean needUpdate = value.indexOf(' ') != -1;
if (needUpdate) {
value = value.trim().replace(" ", "%20");
}
if (value.length() != 0 && Uri.parse(value).getScheme() == null) {
value = "http://" + value;
needUpdate = true;
}
// Set the summary value.
pref.setSummary(value);
if (needUpdate) {
// Update through the EditText control as it has a cached copy
// of the string and it will handle persisting the value
((EditTextPreference) pref).setText(value);
// as we update the value above, we need to return false
// here so that setText() is not called by EditTextPref
// with the old value.
return false;
} else {
return true;
}
} else if (pref.getKey().equals(BrowserSettings.PREF_TEXT_SIZE)) {
pref.setSummary(getVisualTextSizeName((String) objValue));
return true;
} else if (pref.getKey().equals(BrowserSettings.PREF_DEFAULT_ZOOM)) {
pref.setSummary(getVisualDefaultZoomName((String) objValue));
return true;
} else if (pref.getKey().equals(BrowserSettings.PREF_DEFAULT_TEXT_ENCODING)) {
pref.setSummary((String) objValue);
return true;
}
return false;
}
private CharSequence getVisualTextSizeName(String enumName) {
Resources res = getActivity().getResources();
CharSequence[] visualNames = res.getTextArray(R.array.pref_text_size_choices);
CharSequence[] enumNames = res.getTextArray(R.array.pref_text_size_values);
// Sanity check
if (visualNames.length != enumNames.length) {
return "";
}
int length = enumNames.length;
for (int i = 0; i < length; i++) {
if (enumNames[i].equals(enumName)) {
return visualNames[i];
}
}
return "";
}
private CharSequence getVisualDefaultZoomName(String enumName) {
Resources res = getActivity().getResources();
CharSequence[] visualNames = res.getTextArray(R.array.pref_default_zoom_choices);
CharSequence[] enumNames = res.getTextArray(R.array.pref_default_zoom_values);
// Sanity check
if (visualNames.length != enumNames.length) {
return "";
}
int length = enumNames.length;
for (int i = 0; i < length; i++) {
if (enumNames[i].equals(enumName)) {
return visualNames[i];
}
}
return "";
}
}
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