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Diffstat (limited to 'src/com/android/settings/PrintingSettings.java')
| -rw-r--r-- | src/com/android/settings/PrintingSettings.java | 587 |
1 files changed, 0 insertions, 587 deletions
diff --git a/src/com/android/settings/PrintingSettings.java b/src/com/android/settings/PrintingSettings.java deleted file mode 100644 index 723bdc9..0000000 --- a/src/com/android/settings/PrintingSettings.java +++ /dev/null @@ -1,587 +0,0 @@ -/* - * Copyright (C) 2013 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.settings; - -import android.app.ActionBar; -import android.app.Activity; -import android.app.AlertDialog; -import android.app.Dialog; -import android.content.ComponentName; -import android.content.ContentResolver; -import android.content.Context; -import android.content.DialogInterface; -import android.content.Intent; -import android.content.pm.PackageManager; -import android.content.pm.ResolveInfo; -import android.database.ContentObserver; -import android.net.Uri; -import android.os.Bundle; -import android.os.Handler; -import android.os.Message; -import android.preference.Preference; -import android.preference.PreferenceActivity; -import android.preference.PreferenceCategory; -import android.preference.PreferenceScreen; -import android.printservice.PrintServiceInfo; -import android.provider.Settings; -import android.text.TextUtils; -import android.text.TextUtils.SimpleStringSplitter; -import android.view.Gravity; -import android.view.Menu; -import android.view.MenuInflater; -import android.view.MenuItem; -import android.view.View; -import android.widget.Switch; -import android.widget.TextView; - -import com.android.internal.content.PackageMonitor; -import com.android.settings.PrintingSettings.ToggleSwitch.OnBeforeCheckedChangeListener; - -import java.util.ArrayList; -import java.util.HashSet; -import java.util.List; -import java.util.Set; - -/** - * Activity with the printing settings. - */ -public class PrintingSettings extends SettingsPreferenceFragment implements DialogCreatable { - - private static final char ENABLED_PRINT_SERVICES_SEPARATOR = ':'; - - // Preference categories - private static final String SERVICES_CATEGORY = "services_category"; - - // Extras passed to sub-fragments. - private static final String EXTRA_PREFERENCE_KEY = "preference_key"; - private static final String EXTRA_CHECKED = "checked"; - private static final String EXTRA_TITLE = "title"; - private static final String EXTRA_ENABLE_WARNING_TITLE = "enable_warning_title"; - private static final String EXTRA_ENABLE_WARNING_MESSAGE = "enable_warning_message"; - private static final String EXTRA_SETTINGS_TITLE = "settings_title"; - private static final String EXTRA_SETTINGS_COMPONENT_NAME = "settings_component_name"; - private static final String EXTRA_ADD_PRINTERS_TITLE = "add_printers_title"; - private static final String EXTRA_ADD_PRINTERS_COMPONENT_NAME = "add_printers_component_name"; - private static final String EXTRA_SERVICE_COMPONENT_NAME = "service_component_name"; - - // Auxiliary members. - private final static SimpleStringSplitter sStringColonSplitter = - new SimpleStringSplitter(ENABLED_PRINT_SERVICES_SEPARATOR); - - private static final List<ResolveInfo> sInstalledServicesList = new ArrayList<ResolveInfo>(); - - private static final Set<ComponentName> sEnabledServiceNameSet = new HashSet<ComponentName>(); - - private final PackageMonitor mSettingsPackageMonitor = new SettingsPackageMonitor(); - - private final Handler mHandler = new Handler() { - @Override - public void dispatchMessage(Message msg) { - super.dispatchMessage(msg); - loadInstalledServices(getActivity()); - loadEnabledServices(getActivity()); - updateServicesPreferences(); - } - }; - - private final SettingsContentObserver mSettingsContentObserver = - new SettingsContentObserver(mHandler) { - @Override - public void onChange(boolean selfChange, Uri uri) { - loadInstalledServices(getActivity()); - loadEnabledServices(getActivity()); - updateServicesPreferences(); - } - }; - - // Preference controls. - private PreferenceCategory mServicesCategory; - - private Preference mNoServicesMessagePreference; - - @Override - public void onCreate(Bundle icicle) { - super.onCreate(icicle); - addPreferencesFromResource(R.xml.print_settings); - mServicesCategory = (PreferenceCategory) findPreference(SERVICES_CATEGORY); - } - - @Override - public void onResume() { - super.onResume(); - mSettingsPackageMonitor.register(getActivity(), getActivity().getMainLooper(), false); - mSettingsContentObserver.register(getContentResolver()); - loadInstalledServices(getActivity()); - loadEnabledServices(getActivity()); - updateServicesPreferences(); - } - - @Override - public void onPause() { - mSettingsPackageMonitor.unregister(); - mSettingsContentObserver.unregister(getContentResolver()); - super.onPause(); - } - - private void updateServicesPreferences() { - // Since services category is auto generated we have to do a pass - // to generate it since services can come and go. - mServicesCategory.removeAll(); - - final int installedServiceCount = sInstalledServicesList.size(); - for (int i = 0; i < installedServiceCount; i++) { - ResolveInfo installedService = sInstalledServicesList.get(i); - - PreferenceScreen preference = getPreferenceManager().createPreferenceScreen( - getActivity()); - - String title = installedService.loadLabel(getPackageManager()).toString(); - preference.setTitle(title); - - ComponentName componentName = new ComponentName( - installedService.serviceInfo.packageName, - installedService.serviceInfo.name); - preference.setKey(componentName.flattenToString()); - - final boolean serviceEnabled = sEnabledServiceNameSet.contains(componentName); - if (serviceEnabled) { - preference.setSummary(getString(R.string.print_feature_state_on)); - } else { - preference.setSummary(getString(R.string.print_feature_state_off)); - } - - preference.setOrder(i); - preference.setFragment(TogglePrintServicePreferenceFragment.class.getName()); - preference.setPersistent(false); - - Bundle extras = preference.getExtras(); - extras.putString(EXTRA_PREFERENCE_KEY, preference.getKey()); - extras.putBoolean(EXTRA_CHECKED, serviceEnabled); - extras.putString(EXTRA_TITLE, title); - - PrintServiceInfo printServiceInfo = PrintServiceInfo.create( - installedService, getActivity()); - - CharSequence applicationLabel = installedService.loadLabel(getPackageManager()); - - extras.putString(EXTRA_ENABLE_WARNING_TITLE, getString( - R.string.print_service_security_warning_title, applicationLabel)); - extras.putString(EXTRA_ENABLE_WARNING_MESSAGE, getString( - R.string.print_service_security_warning_summary, applicationLabel)); - - String settingsClassName = printServiceInfo.getSettingsActivityName(); - if (!TextUtils.isEmpty(settingsClassName)) { - extras.putString(EXTRA_SETTINGS_TITLE, - getString(R.string.print_menu_item_settings)); - extras.putString(EXTRA_SETTINGS_COMPONENT_NAME, - new ComponentName(installedService.serviceInfo.packageName, - settingsClassName).flattenToString()); - } - - String addPrinterClassName = printServiceInfo.getAddPrintersActivityName(); - if (!TextUtils.isEmpty(addPrinterClassName)) { - extras.putString(EXTRA_ADD_PRINTERS_TITLE, - getString(R.string.print_menu_item_add_printers)); - extras.putString(EXTRA_ADD_PRINTERS_COMPONENT_NAME, - new ComponentName(installedService.serviceInfo.packageName, - addPrinterClassName).flattenToString()); - } - - extras.putString(EXTRA_SERVICE_COMPONENT_NAME, componentName.flattenToString()); - - mServicesCategory.addPreference(preference); - } - - if (mServicesCategory.getPreferenceCount() == 0) { - if (mNoServicesMessagePreference == null) { - mNoServicesMessagePreference = new Preference(getActivity()) { - @Override - protected void onBindView(View view) { - super.onBindView(view); - TextView summaryView = (TextView) view.findViewById(R.id.summary); - String title = getString(R.string.print_no_services_installed); - summaryView.setText(title); - } - }; - mNoServicesMessagePreference.setPersistent(false); - mNoServicesMessagePreference.setLayoutResource( - R.layout.text_description_preference); - mNoServicesMessagePreference.setSelectable(false); - } - mServicesCategory.addPreference(mNoServicesMessagePreference); - } - } - - private static void loadInstalledServices(Context context) { - sInstalledServicesList.clear(); - List<ResolveInfo> resolveInfos = context.getPackageManager().queryIntentServices( - new Intent(android.printservice.PrintService.SERVICE_INTERFACE), - PackageManager.GET_SERVICES | PackageManager.GET_META_DATA); - final int resolveInfoCount = resolveInfos.size(); - for (int i = 0, count = resolveInfoCount; i < count; i++) { - ResolveInfo resolveInfo = resolveInfos.get(i); - sInstalledServicesList.add(resolveInfo); - } - } - - private static void loadEnabledServices(Context context) { - sEnabledServiceNameSet.clear(); - - String enabledServicesSetting = Settings.Secure.getString(context - .getContentResolver(), Settings.Secure.ENABLED_PRINT_SERVICES); - if (enabledServicesSetting == null) { - enabledServicesSetting = ""; - } - - SimpleStringSplitter colonSplitter = sStringColonSplitter; - colonSplitter.setString(enabledServicesSetting); - - while (colonSplitter.hasNext()) { - String componentNameString = colonSplitter.next(); - ComponentName enabledService = ComponentName.unflattenFromString( - componentNameString); - sEnabledServiceNameSet.add(enabledService); - } - } - - private class SettingsPackageMonitor extends PackageMonitor { - @Override - public void onPackageAdded(String packageName, int uid) { - mHandler.obtainMessage().sendToTarget(); - } - - @Override - public void onPackageAppeared(String packageName, int reason) { - mHandler.obtainMessage().sendToTarget(); - } - - @Override - public void onPackageDisappeared(String packageName, int reason) { - mHandler.obtainMessage().sendToTarget(); - } - - @Override - public void onPackageRemoved(String packageName, int uid) { - mHandler.obtainMessage().sendToTarget(); - } - } - - public static class ToggleSwitch extends Switch { - - private OnBeforeCheckedChangeListener mOnBeforeListener; - - public static interface OnBeforeCheckedChangeListener { - public boolean onBeforeCheckedChanged(ToggleSwitch toggleSwitch, boolean checked); - } - - public ToggleSwitch(Context context) { - super(context); - } - - public void setOnBeforeCheckedChangeListener(OnBeforeCheckedChangeListener listener) { - mOnBeforeListener = listener; - } - - @Override - public void setChecked(boolean checked) { - if (mOnBeforeListener != null - && mOnBeforeListener.onBeforeCheckedChanged(this, checked)) { - return; - } - super.setChecked(checked); - } - - public void setCheckedInternal(boolean checked) { - super.setChecked(checked); - } - } - - public static class TogglePrintServicePreferenceFragment - extends ToggleFeaturePreferenceFragment implements DialogInterface.OnClickListener { - - private static final int DIALOG_ID_ENABLE_WARNING = 1; - - private final SettingsContentObserver mSettingsContentObserver = - new SettingsContentObserver(new Handler()) { - @Override - public void onChange(boolean selfChange, Uri uri) { - String settingValue = Settings.Secure.getString(getContentResolver(), - Settings.Secure.ENABLED_PRINT_SERVICES); - final boolean enabled = settingValue.contains(mComponentName); - mToggleSwitch.setCheckedInternal(enabled); - } - }; - - private CharSequence mEnableWarningTitle; - private CharSequence mEnableWarningMessage; - - private String mComponentName; - - @Override - public void onResume() { - mSettingsContentObserver.register(getContentResolver()); - super.onResume(); - } - - @Override - public void onPause() { - mSettingsContentObserver.unregister(getContentResolver()); - super.onPause(); - } - - @Override - public void onPreferenceToggled(String preferenceKey, boolean enabled) { - Set<ComponentName> enabledServices = sEnabledServiceNameSet; - ComponentName toggledService = ComponentName.unflattenFromString(preferenceKey); - if (enabled) { - enabledServices.add(toggledService); - } else { - enabledServices.remove(toggledService); - } - StringBuilder enabledServicesBuilder = new StringBuilder(); - for (ComponentName enabledService : enabledServices) { - enabledServicesBuilder.append(enabledService.flattenToString()); - enabledServicesBuilder.append(ENABLED_PRINT_SERVICES_SEPARATOR); - } - final int enabledServicesBuilderLength = enabledServicesBuilder.length(); - if (enabledServicesBuilderLength > 0) { - enabledServicesBuilder.deleteCharAt(enabledServicesBuilderLength - 1); - } - Settings.Secure.putString(getContentResolver(), - Settings.Secure.ENABLED_PRINT_SERVICES, - enabledServicesBuilder.toString()); - } - - @Override - public Dialog onCreateDialog(int dialogId) { - CharSequence title = null; - CharSequence message = null; - switch (dialogId) { - case DIALOG_ID_ENABLE_WARNING: - title = mEnableWarningTitle; - message = mEnableWarningMessage; - break; - default: - throw new IllegalArgumentException(); - } - return new AlertDialog.Builder(getActivity()) - .setTitle(title) - .setIconAttribute(android.R.attr.alertDialogIcon) - .setMessage(message) - .setCancelable(true) - .setPositiveButton(android.R.string.ok, this) - .setNegativeButton(android.R.string.cancel, this) - .create(); - } - - @Override - public void onClick(DialogInterface dialog, int which) { - final boolean checked; - switch (which) { - case DialogInterface.BUTTON_POSITIVE: - checked = true; - mToggleSwitch.setCheckedInternal(checked); - getArguments().putBoolean(EXTRA_CHECKED, checked); - onPreferenceToggled(mPreferenceKey, checked); - break; - case DialogInterface.BUTTON_NEGATIVE: - checked = false; - mToggleSwitch.setCheckedInternal(checked); - getArguments().putBoolean(EXTRA_CHECKED, checked); - onPreferenceToggled(mPreferenceKey, checked); - break; - default: - throw new IllegalArgumentException(); - } - } - - @Override - protected void onInstallActionBarToggleSwitch() { - super.onInstallActionBarToggleSwitch(); - mToggleSwitch.setOnBeforeCheckedChangeListener(new OnBeforeCheckedChangeListener() { - @Override - public boolean onBeforeCheckedChanged(ToggleSwitch toggleSwitch, boolean checked) { - if (checked) { - if (!TextUtils.isEmpty(mEnableWarningMessage)) { - toggleSwitch.setCheckedInternal(false); - getArguments().putBoolean(EXTRA_CHECKED, false); - showDialog(DIALOG_ID_ENABLE_WARNING); - return true; - } - onPreferenceToggled(mPreferenceKey, true); - } else { - onPreferenceToggled(mPreferenceKey, false); - } - return false; - } - }); - } - - @Override - protected void onProcessArguments(Bundle arguments) { - super.onProcessArguments(arguments); - // Settings title and intent. - String settingsTitle = arguments.getString(EXTRA_SETTINGS_TITLE); - String settingsComponentName = arguments.getString(EXTRA_SETTINGS_COMPONENT_NAME); - if (!TextUtils.isEmpty(settingsTitle) && !TextUtils.isEmpty(settingsComponentName)) { - Intent settingsIntent = new Intent(Intent.ACTION_MAIN).setComponent( - ComponentName.unflattenFromString(settingsComponentName.toString())); - if (!getPackageManager().queryIntentActivities(settingsIntent, 0).isEmpty()) { - mSettingsTitle = settingsTitle; - mSettingsIntent = settingsIntent; - setHasOptionsMenu(true); - } - } - // Add printers title and intent. - String addPrintersTitle = arguments.getString(EXTRA_ADD_PRINTERS_TITLE); - String addPrintersComponentName = - arguments.getString(EXTRA_ADD_PRINTERS_COMPONENT_NAME); - if (!TextUtils.isEmpty(addPrintersTitle) - && !TextUtils.isEmpty(addPrintersComponentName)) { - Intent addPritnersIntent = new Intent(Intent.ACTION_MAIN).setComponent( - ComponentName.unflattenFromString(addPrintersComponentName.toString())); - if (!getPackageManager().queryIntentActivities(addPritnersIntent, 0).isEmpty()) { - mAddPrintersTitle = addPrintersTitle; - mAddPrintersIntent = addPritnersIntent; - setHasOptionsMenu(true); - } - } - // Enable warning title. - mEnableWarningTitle = arguments.getCharSequence( - PrintingSettings.EXTRA_ENABLE_WARNING_TITLE); - // Enable warning message. - mEnableWarningMessage = arguments.getCharSequence( - PrintingSettings.EXTRA_ENABLE_WARNING_MESSAGE); - // Component name. - mComponentName = arguments.getString(EXTRA_SERVICE_COMPONENT_NAME); - } - } - - public static abstract class ToggleFeaturePreferenceFragment - extends SettingsPreferenceFragment { - - protected ToggleSwitch mToggleSwitch; - - protected String mPreferenceKey; - - protected CharSequence mSettingsTitle; - protected Intent mSettingsIntent; - - protected CharSequence mAddPrintersTitle; - protected Intent mAddPrintersIntent; - - // TODO: Showing sub-sub fragment does not handle the activity title - // so we do it but this is wrong. Do a real fix when there is time. - private CharSequence mOldActivityTitle; - - @Override - public void onCreate(Bundle savedInstanceState) { - super.onCreate(savedInstanceState); - PreferenceScreen preferenceScreen = getPreferenceManager().createPreferenceScreen( - getActivity()); - setPreferenceScreen(preferenceScreen); - } - - @Override - public void onViewCreated(View view, Bundle savedInstanceState) { - super.onViewCreated(view, savedInstanceState); - onInstallActionBarToggleSwitch(); - onProcessArguments(getArguments()); - getListView().setDivider(null); - getListView().setEnabled(false); - } - - @Override - public void onDestroyView() { - getActivity().getActionBar().setCustomView(null); - if (mOldActivityTitle != null) { - getActivity().getActionBar().setTitle(mOldActivityTitle); - } - mToggleSwitch.setOnBeforeCheckedChangeListener(null); - super.onDestroyView(); - } - - protected abstract void onPreferenceToggled(String preferenceKey, boolean enabled); - - @Override - public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { - super.onCreateOptionsMenu(menu, inflater); - if (!TextUtils.isEmpty(mSettingsTitle) && mSettingsIntent != null) { - MenuItem menuItem = menu.add(mSettingsTitle); - menuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM); - menuItem.setIntent(mSettingsIntent); - } - if (!TextUtils.isEmpty(mAddPrintersTitle) && mAddPrintersIntent != null) { - MenuItem menuItem = menu.add(mAddPrintersTitle); - menuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM); - menuItem.setIntent(mAddPrintersIntent); - } - } - - protected void onInstallActionBarToggleSwitch() { - mToggleSwitch = createAndAddActionBarToggleSwitch(getActivity()); - } - - private ToggleSwitch createAndAddActionBarToggleSwitch(Activity activity) { - ToggleSwitch toggleSwitch = new ToggleSwitch(activity); - final int padding = activity.getResources().getDimensionPixelSize( - R.dimen.action_bar_switch_padding); - toggleSwitch.setPaddingRelative(0, 0, padding, 0); - activity.getActionBar().setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM, - ActionBar.DISPLAY_SHOW_CUSTOM); - activity.getActionBar().setCustomView(toggleSwitch, - new ActionBar.LayoutParams(ActionBar.LayoutParams.WRAP_CONTENT, - ActionBar.LayoutParams.WRAP_CONTENT, - Gravity.CENTER_VERTICAL | Gravity.END)); - return toggleSwitch; - } - - protected void onProcessArguments(Bundle arguments) { - // Key. - mPreferenceKey = arguments.getString(EXTRA_PREFERENCE_KEY); - // Enabled. - final boolean enabled = arguments.getBoolean(EXTRA_CHECKED); - mToggleSwitch.setCheckedInternal(enabled); - // Title. - PreferenceActivity activity = (PreferenceActivity) getActivity(); - if (!activity.onIsMultiPane() || activity.onIsHidingHeaders()) { - mOldActivityTitle = getActivity().getTitle(); - String title = arguments.getString(EXTRA_TITLE); - getActivity().getActionBar().setTitle(title); - } - } - } - - private static abstract class SettingsContentObserver extends ContentObserver { - - public SettingsContentObserver(Handler handler) { - super(handler); - } - - public void register(ContentResolver contentResolver) { - contentResolver.registerContentObserver(Settings.Secure.getUriFor( - Settings.Secure.ENABLED_PRINT_SERVICES), false, this); - } - - public void unregister(ContentResolver contentResolver) { - contentResolver.unregisterContentObserver(this); - } - - @Override - public abstract void onChange(boolean selfChange, Uri uri); - } -} |