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webserveis/PreferenceActivityCompat.md

Created February 27, 2019 15:19
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Ventana de preferencia smartphone y tableta
Raw
pref_about.xml
<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto">
<Preference
android:key="pref_app_name"
android:persistent="false"
android:title="@string/app_name"
app:iconSpaceReserved="false" />
<Preference
android:key="pref_app_version"
android:title="@string/pref_about_version_title"
app:iconSpaceReserved="false" />
<Preference
android:key="pref_send_feedback"
android:summary="@string/pref_about_send_feedback_summary"
android:title="@string/pref_about_send_feedback_title"
app:iconSpaceReserved="false" />
<Preference
android:summary="@string/pref_about_rate_app_summary"
android:title="@string/pref_about_rate_app_title"
app:iconSpaceReserved="false">
<intent
android:action="android.intent.action.VIEW"
android:data="https://play.google.com/store/apps/details?id=app.defaultappmanager.pro" />
</Preference>
<Preference
android:summary="@string/pref_about_others_apps_summary"
android:title="@string/pref_about_others_apps_title"
app:iconSpaceReserved="false">
<intent
android:action="android.intent.action.VIEW"
android:data="https://play.google.com/store/apps/dev?id=8979891956711794454" />
</Preference>
<Preference
android:summary="@string/pref_about_license_summary"
android:title="@string/pref_about_license_title"
app:iconSpaceReserved="false">
<intent
android:action="android.intent.action.VIEW"
android:data="https://webserveisapps.blogspot.com/p/eula.html" />
</Preference>
</PreferenceScreen>
Raw
pref_general.xml
<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto">
<PreferenceCategory android:title="@string/pref_interface_category">
<ListPreference
android:defaultValue="theme_default"
android:entries="@array/pref_theme_list_entries"
android:entryValues="@array/pref_theme_list_values"
android:key="pref_theme"
android:negativeButtonText="@null"
android:positiveButtonText="@null"
android:title="@string/pref_interface_theme_title"
app:iconSpaceReserved="false" />
</PreferenceCategory>
<!--suppress AndroidElementNotAllowed -->
<SwitchPreferenceCompat
android:defaultValue="false"
android:key="pref_dark_theme"
android:summary="@string/pref_interface_dark_theme_summary"
android:title="@string/pref_interface_dark_theme_title"
app:iconSpaceReserved="false" />
<ListPreference
android:defaultValue="dark_mode_auto"
android:dependency="pref_dark_theme"
android:entries="@array/pref_dark_mode_list_entries"
android:entryValues="@array/pref_night_mode_list_values"
android:key="pref_dark_mode"
android:negativeButtonText="@null"
android:positiveButtonText="@null"
android:title="@string/pref_interface_dark_mode_title"
app:iconSpaceReserved="false" />
<!--suppress AndroidElementNotAllowed -->
<SwitchPreferenceCompat
android:defaultValue="false"
android:dependency="pref_dark_theme"
android:key="pref_black_oled"
android:summary="@string/pref_interface_dark_mode_is_on_summary"
android:title="@string/pref_interface_dark_mode_is_on_title"
app:iconSpaceReserved="false" />
</PreferenceScreen>
Raw
pref_headers.xml
<preference-headers xmlns:app="http://schemas.android.com/apk/res-auto">
<!-- These settings headers are only used on tablets. -->
<header
app:fragment="com.webserveis.testtheme.SettingsActivity$GeneralPreferenceFragment"
app:icon="@drawable/ic_settings_brightness_black_24dp"
app:title="@string/pref_general_header" />
<header
app:fragment="com.webserveis.testtheme.SettingsActivity$AboutPreferenceFragment"
app:icon="@drawable/ic_info_outline_black_24dp"
app:title="@string/pref_about_header" />
</preference-headers>
Raw
PreferenceActivityCompat.md

Crear ventana de configuración con soporte a tabletas y sus secciones

Raw
SettingsActivity.java
package com.webserveis.basewebtool;
import android.annotation.TargetApi;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.res.Configuration;
import android.os.Build;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.view.MenuItem;
import android.view.View;
import android.widget.Toast;
import com.webserveis.basewebtool.helper.ThemeHelper;
import net.mm2d.preference.Header;
import net.mm2d.preference.PreferenceActivityCompat;
import java.util.List;
import java.util.Objects;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.app.ActionBar;
import androidx.core.app.NavUtils;
import androidx.core.app.ShareCompat;
import androidx.preference.ListPreference;
import androidx.preference.Preference;
import androidx.preference.PreferenceFragmentCompat;
public class SettingsActivity extends PreferenceActivityCompat implements SharedPreferences.OnSharedPreferenceChangeListener {
private boolean isPreferencesChanged;
private static final Preference.OnPreferenceChangeListener sBindPreferenceSummaryToValueListener = (preference, value) -> {
String stringValue = value.toString();
if (preference instanceof ListPreference) {
ListPreference listPreference = (ListPreference) preference;
int index = listPreference.findIndexOfValue(stringValue);
preference.setSummary(
index >= 0
? listPreference.getEntries()[index]
: null);
} else {
preference.setSummary(stringValue);
}
return true;
};
private static boolean isXLargeTablet(final Context context) {
return (context.getResources().getConfiguration().screenLayout
& Configuration.SCREENLAYOUT_SIZE_MASK) >= Configuration.SCREENLAYOUT_SIZE_LARGE;
}
private static void bindPreferenceSummaryToValue(final Preference preference) {
preference.setOnPreferenceChangeListener(sBindPreferenceSummaryToValueListener);
sBindPreferenceSummaryToValueListener.onPreferenceChange(preference,
PreferenceManager
.getDefaultSharedPreferences(preference.getContext())
.getString(preference.getKey(), ""));
}
@Override
protected void onCreate(final Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
new ThemeHelper(this);
setupActionBar();
}
private void setupActionBar() {
final ActionBar actionBar = getSupportActionBar();
if (actionBar != null) {
actionBar.setDisplayHomeAsUpEnabled(true);
}
}
@Override
public boolean onIsMultiPane() {
return isXLargeTablet(this);
}
@Override
public void onBuildHeaders(@NonNull final List<Header> target) {
loadHeadersFromResource(R.xml.pref_headers, target);
}
@Override
public boolean isValidFragment(final String fragmentName) {
return PreferenceFragmentCompat.class.getName().equals(fragmentName)
|| GeneralPreferenceFragment.class.getName().equals(fragmentName)
|| AboutPreferenceFragment.class.getName().equals(fragmentName);
}
@Override
protected void onResume() {
super.onResume();
PreferenceManager.getDefaultSharedPreferences(this).registerOnSharedPreferenceChangeListener(this);
}
@Override
protected void onPause() {
super.onPause();
PreferenceManager.getDefaultSharedPreferences(this).unregisterOnSharedPreferenceChangeListener(this);
}
@Override
public void onBackPressed() {
Toast.makeText(this, "headers" + hasHeaders(), Toast.LENGTH_SHORT).show();
if (hasHeaders()) {
if (isPreferencesChanged) {
Intent upIntent = NavUtils.getParentActivityIntent(this);
NavUtils.navigateUpTo(this, Objects.requireNonNull(upIntent));
} else {
super.onBackPressed();
}
} else {
super.onBackPressed();
}
}
@Override
public boolean onOptionsItemSelected(final MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
onBackPressed();
return true;
}
return super.onOptionsItemSelected(item);
}
@Override
public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
isPreferencesChanged = true;
}
public static class GeneralPreferenceFragment extends CustomPreferenceFragmentCompat {
@Override
public void onCreatePreferences(
final Bundle savedInstanceState,
final String rootKey) {
addPreferencesFromResource(R.xml.pref_general);
setHasOptionsMenu(true);
bindPreferenceSummaryToValue(findPreference("pref_theme"));
bindPreferenceSummaryToValue(findPreference("pref_dark_mode"));
}
}
@TargetApi(Build.VERSION_CODES.HONEYCOMB)
public static class AboutPreferenceFragment extends CustomPreferenceFragmentCompat {
@Override
public void onCreatePreferences(
final Bundle savedInstanceState,
final String rootKey) {
addPreferencesFromResource(R.xml.pref_about);
setHasOptionsMenu(true);
findPreference("pref_app_name").setSummary(BuildConfig.APPLICATION_ID);
findPreference("pref_app_version").setSummary(BuildConfig.VERSION_NAME);
// feedback preference click listener
Preference myPref = findPreference("pref_send_feedback");
myPref.setOnPreferenceClickListener(preference -> {
ShareCompat.IntentBuilder.from(Objects.requireNonNull(getActivity()))
.setType("message/rfc822")
.addEmailTo("webserveis@gmail.com")
.setSubject("Feedback: " + getText(R.string.app_name))
.setText("Feedback content")
//.setHtmlText(body) //If you are using HTML in your body text
.setChooserTitle(R.string.pref_about_send_feedback_header)
.startChooser();
return true;
});
}
}
private static abstract class CustomPreferenceFragmentCompat extends PreferenceFragmentCompat {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
}
//Hack remove margin fragment
@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
View containerParent = (View) view.getParent();
containerParent.setPadding(0, 0, 0, 0);
}
}
}
Raw
SettingsActivityOld.java
package com.webserveis.testtheme;
import android.annotation.TargetApi;
import android.content.Context;
import android.content.Intent;
import android.content.res.Configuration;
import android.os.Build;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.view.MenuItem;
import android.view.View;
import net.mm2d.preference.Header;
import net.mm2d.preference.PreferenceActivityCompat;
import java.util.List;
import java.util.Objects;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.app.ActionBar;
import androidx.core.app.NavUtils;
import androidx.core.app.ShareCompat;
import androidx.preference.ListPreference;
import androidx.preference.Preference;
import androidx.preference.PreferenceFragmentCompat;
public class SettingsActivity extends PreferenceActivityCompat {
private boolean inFragment;
private static final Preference.OnPreferenceChangeListener sBindPreferenceSummaryToValueListener = (preference, value) -> {
String stringValue = value.toString();
if (preference instanceof ListPreference) {
ListPreference listPreference = (ListPreference) preference;
int index = listPreference.findIndexOfValue(stringValue);
preference.setSummary(
index >= 0
? listPreference.getEntries()[index]
: null);
} else {
preference.setSummary(stringValue);
}
return true;
};
private static boolean isXLargeTablet(final Context context) {
return (context.getResources().getConfiguration().screenLayout
& Configuration.SCREENLAYOUT_SIZE_MASK) >= Configuration.SCREENLAYOUT_SIZE_LARGE;
}
private static void bindPreferenceSummaryToValue(final Preference preference) {
preference.setOnPreferenceChangeListener(sBindPreferenceSummaryToValueListener);
sBindPreferenceSummaryToValueListener.onPreferenceChange(preference,
PreferenceManager
.getDefaultSharedPreferences(preference.getContext())
.getString(preference.getKey(), ""));
}
@Override
protected void onCreate(final Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
new ThemeHelper(this);
setupActionBar();
}
private void setupActionBar() {
final ActionBar actionBar = getSupportActionBar();
if (actionBar != null) {
actionBar.setDisplayHomeAsUpEnabled(true);
}
}
@Override
public boolean onIsMultiPane() {
return isXLargeTablet(this);
}
@Override
public void onBuildHeaders(@NonNull final List<Header> target) {
loadHeadersFromResource(R.xml.pref_headers, target);
}
@Override
public boolean isValidFragment(final String fragmentName) {
return PreferenceFragmentCompat.class.getName().equals(fragmentName)
|| GeneralPreferenceFragment.class.getName().equals(fragmentName)
|| AboutPreferenceFragment.class.getName().equals(fragmentName);
}
@Override
public void onBackPressed() {
if (!inFragment) {
Intent upIntent = NavUtils.getParentActivityIntent(this);
NavUtils.navigateUpTo(this, Objects.requireNonNull(upIntent));
} else {
inFragment = false;
super.onBackPressed();
}
}
@Override
public boolean onOptionsItemSelected(final MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
onBackPressed();
return true;
}
return super.onOptionsItemSelected(item);
}
public static class GeneralPreferenceFragment extends CustomPreferenceFragmentCompat {
@Override
public void onCreatePreferences(
final Bundle savedInstanceState,
final String rootKey) {
addPreferencesFromResource(R.xml.pref_general);
setHasOptionsMenu(true);
bindPreferenceSummaryToValue(findPreference("pref_theme"));
bindPreferenceSummaryToValue(findPreference("pref_dark_mode"));
}
}
@TargetApi(Build.VERSION_CODES.HONEYCOMB)
public static class AboutPreferenceFragment extends CustomPreferenceFragmentCompat {
@Override
public void onCreatePreferences(
final Bundle savedInstanceState,
final String rootKey) {
addPreferencesFromResource(R.xml.pref_about);
setHasOptionsMenu(true);
findPreference("pref_app_name").setSummary(BuildConfig.APPLICATION_ID);
findPreference("pref_app_version").setSummary(BuildConfig.VERSION_NAME);
// feedback preference click listener
Preference myPref = findPreference("pref_send_feedback");
myPref.setOnPreferenceClickListener(preference -> {
ShareCompat.IntentBuilder.from(Objects.requireNonNull(getActivity()))
.setType("message/rfc822")
.addEmailTo("webserveis@gmail.com")
.setSubject("Feedback: " + getText(R.string.app_name))
.setText("Feedback content")
//.setHtmlText(body) //If you are using HTML in your body text
.setChooserTitle(R.string.pref_about_send_feedback_header)
.startChooser();
return true;
});
}
}
private static abstract class CustomPreferenceFragmentCompat extends PreferenceFragmentCompat {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
((SettingsActivity) Objects.requireNonNull(getActivity())).inFragment = true;
}
//Hack remove margin fragment
@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
View containerParent = (View) view.getParent();
containerParent.setPadding(0, 0, 0, 0);
}
}
}
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