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/*
* Copyright (C) 2018 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.core;
import android.annotation.StringRes;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.UserHandle;
import android.text.TextUtils;
import androidx.annotation.VisibleForTesting;
import androidx.fragment.app.Fragment;
import com.android.settings.SettingsActivity;
import com.android.settings.SubSettings;
import com.android.settingslib.core.instrumentation.MetricsFeatureProvider;
import com.android.settingslib.transition.SettingsTransitionHelper.TransitionType;
public class SubSettingLauncher {
private final Context mContext;
private final LaunchRequest mLaunchRequest;
private boolean mLaunched;
public SubSettingLauncher(Context context) {
if (context == null) {
throw new IllegalArgumentException("Context must be non-null.");
}
mContext = context;
mLaunchRequest = new LaunchRequest();
mLaunchRequest.transitionType = TransitionType.TRANSITION_SHARED_AXIS;
}
public SubSettingLauncher setDestination(String fragmentName) {
mLaunchRequest.destinationName = fragmentName;
return this;
}
/**
* Set title with resource string id.
*
* @param titleResId res id of string
*/
public SubSettingLauncher setTitleRes(@StringRes int titleResId) {
return setTitleRes(null /*titlePackageName*/, titleResId);
}
/**
* Set title with resource string id, and package name to resolve the resource id.
*
* @param titlePackageName package name to resolve resource
* @param titleResId res id of string, will use package name to resolve
*/
public SubSettingLauncher setTitleRes(String titlePackageName, @StringRes int titleResId) {
mLaunchRequest.titleResPackageName = titlePackageName;
mLaunchRequest.titleResId = titleResId;
mLaunchRequest.title = null;
return this;
}
/**
* Set title with text,
* This method is only for user generated string,
* display text will not update after locale change,
* if title string is from resource id, please use setTitleRes.
*
* @param title text title
*/
public SubSettingLauncher setTitleText(CharSequence title) {
mLaunchRequest.title = title;
return this;
}
public SubSettingLauncher setArguments(Bundle arguments) {
mLaunchRequest.arguments = arguments;
return this;
}
public SubSettingLauncher setExtras(Bundle extras) {
mLaunchRequest.extras = extras;
return this;
}
public SubSettingLauncher setSourceMetricsCategory(int sourceMetricsCategory) {
mLaunchRequest.sourceMetricsCategory = sourceMetricsCategory;
return this;
}
public SubSettingLauncher setResultListener(Fragment listener, int resultRequestCode) {
mLaunchRequest.mRequestCode = resultRequestCode;
mLaunchRequest.mResultListener = listener;
return this;
}
public SubSettingLauncher addFlags(int flags) {
mLaunchRequest.flags |= flags;
return this;
}
public SubSettingLauncher setUserHandle(UserHandle userHandle) {
mLaunchRequest.userHandle = userHandle;
return this;
}
public SubSettingLauncher setTransitionType(int transitionType) {
mLaunchRequest.transitionType = transitionType;
return this;
}
public void launch() {
if (mLaunched) {
throw new IllegalStateException(
"This launcher has already been executed. Do not reuse");
}
mLaunched = true;
final Intent intent = toIntent();
boolean launchAsUser = mLaunchRequest.userHandle != null
&& mLaunchRequest.userHandle.getIdentifier() != UserHandle.myUserId();
boolean launchForResult = mLaunchRequest.mResultListener != null;
if (launchAsUser && launchForResult) {
launchForResultAsUser(intent, mLaunchRequest.userHandle, mLaunchRequest.mResultListener,
mLaunchRequest.mRequestCode);
} else if (launchAsUser && !launchForResult) {
launchAsUser(intent, mLaunchRequest.userHandle);
} else if (!launchAsUser && launchForResult) {
launchForResult(mLaunchRequest.mResultListener, intent, mLaunchRequest.mRequestCode);
} else {
launch(intent);
}
}
public Intent toIntent() {
final Intent intent = new Intent(Intent.ACTION_MAIN);
copyExtras(intent);
intent.setClass(mContext, SubSettings.class);
if (TextUtils.isEmpty(mLaunchRequest.destinationName)) {
throw new IllegalArgumentException("Destination fragment must be set");
}
intent.putExtra(SettingsActivity.EXTRA_SHOW_FRAGMENT, mLaunchRequest.destinationName);
if (mLaunchRequest.sourceMetricsCategory < 0) {
throw new IllegalArgumentException("Source metrics category must be set");
}
intent.putExtra(MetricsFeatureProvider.EXTRA_SOURCE_METRICS_CATEGORY,
mLaunchRequest.sourceMetricsCategory);
intent.putExtra(SettingsActivity.EXTRA_SHOW_FRAGMENT_ARGUMENTS, mLaunchRequest.arguments);
intent.putExtra(SettingsActivity.EXTRA_SHOW_FRAGMENT_TITLE_RES_PACKAGE_NAME,
mLaunchRequest.titleResPackageName);
intent.putExtra(SettingsActivity.EXTRA_SHOW_FRAGMENT_TITLE_RESID,
mLaunchRequest.titleResId);
intent.putExtra(SettingsActivity.EXTRA_SHOW_FRAGMENT_TITLE, mLaunchRequest.title);
intent.addFlags(mLaunchRequest.flags);
intent.putExtra(SettingsBaseActivity.EXTRA_PAGE_TRANSITION_TYPE,
mLaunchRequest.transitionType);
return intent;
}
@VisibleForTesting
void launch(Intent intent) {
mContext.startActivity(intent);
}
@VisibleForTesting
void launchAsUser(Intent intent, UserHandle userHandle) {
mContext.startActivityAsUser(intent, userHandle);
}
@VisibleForTesting
void launchForResultAsUser(Intent intent, UserHandle userHandle,
Fragment resultListener, int requestCode) {
resultListener.getActivity().startActivityForResultAsUser(intent, requestCode, userHandle);
}
@VisibleForTesting
void launchForResult(Fragment listener, Intent intent, int requestCode) {
listener.startActivityForResult(intent, requestCode);
}
private void copyExtras(Intent intent) {
if (mLaunchRequest.extras != null) {
intent.replaceExtras(mLaunchRequest.extras);
}
}
/**
* Simple container that has information about how to launch a subsetting.
*/
static class LaunchRequest {
String destinationName;
int titleResId;
String titleResPackageName;
CharSequence title;
int sourceMetricsCategory = -100;
int flags;
Fragment mResultListener;
int mRequestCode;
UserHandle userHandle;
int transitionType;
Bundle arguments;
Bundle extras;
}
}
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