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Remove unused MediaFormat activity

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As part of cleanup of ExternalStorageFormatter.
Bug: 9433509

Change-Id: I4d2bca544e00a549d8c136713da59d07648b9ffe
This commit is contained in:
Rubin Xu
2015-07-09 21:01:08 +01:00
parent 4bbe3d1fb6
commit af43d4ddb4
5 changed files with 0 additions and 278 deletions
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171
src/com/android/settings/MediaFormat.java
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@@ -1,171 +0,0 @@
/*
* Copyright (C) 2008 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.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.os.storage.StorageVolume;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.Button;
import com.android.internal.os.storage.ExternalStorageFormatter;
/**
* Confirm and execute a format of the sdcard.
* Multiple confirmations are required: first, a general "are you sure
* you want to do this?" prompt, followed by a keyguard pattern trace if the user
* has defined one, followed by a final strongly-worded "THIS WILL ERASE EVERYTHING
* ON THE SD CARD" prompt. If at any time the phone is allowed to go to sleep, is
* locked, et cetera, then the confirmation sequence is abandoned.
*/
public class MediaFormat extends Activity {
private static final int KEYGUARD_REQUEST = 55;
private LayoutInflater mInflater;
private View mInitialView;
private Button mInitiateButton;
private View mFinalView;
private Button mFinalButton;
/**
* The user has gone through the multiple confirmation, so now we go ahead
* and invoke the Mount Service to format the SD card.
*/
private Button.OnClickListener mFinalClickListener = new Button.OnClickListener() {
public void onClick(View v) {
if (Utils.isMonkeyRunning()) {
return;
}
Intent intent = new Intent(ExternalStorageFormatter.FORMAT_ONLY);
intent.setComponent(ExternalStorageFormatter.COMPONENT_NAME);
// Transfer the storage volume to the new intent
final StorageVolume storageVolume = getIntent().getParcelableExtra(
StorageVolume.EXTRA_STORAGE_VOLUME);
intent.putExtra(StorageVolume.EXTRA_STORAGE_VOLUME, storageVolume);
startService(intent);
finish();
}
};
/**
* Keyguard validation is run using the standard {@link ConfirmLockPattern}
* component as a subactivity
*/
private boolean runKeyguardConfirmation(int request) {
return new ChooseLockSettingsHelper(this).launchConfirmationActivity(request,
getText(R.string.media_format_title));
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode != KEYGUARD_REQUEST) {
return;
}
// If the user entered a valid keyguard trace, present the final
// confirmation prompt; otherwise, go back to the initial state.
if (resultCode == Activity.RESULT_OK) {
establishFinalConfirmationState();
} else if (resultCode == Activity.RESULT_CANCELED) {
finish();
} else {
establishInitialState();
}
}
/**
* If the user clicks to begin the reset sequence, we next require a
* keyguard confirmation if the user has currently enabled one. If there
* is no keyguard available, we simply go to the final confirmation prompt.
*/
private Button.OnClickListener mInitiateListener = new Button.OnClickListener() {
public void onClick(View v) {
if (!runKeyguardConfirmation(KEYGUARD_REQUEST)) {
establishFinalConfirmationState();
}
}
};
/**
* Configure the UI for the final confirmation interaction
*/
private void establishFinalConfirmationState() {
if (mFinalView == null) {
mFinalView = mInflater.inflate(R.layout.media_format_final, null);
mFinalButton =
(Button) mFinalView.findViewById(R.id.execute_media_format);
mFinalButton.setOnClickListener(mFinalClickListener);
}
setContentView(mFinalView);
}
/**
* In its initial state, the activity presents a button for the user to
* click in order to initiate a confirmation sequence. This method is
* called from various other points in the code to reset the activity to
* this base state.
*
* <p>Reinflating views from resources is expensive and prevents us from
* caching widget pointers, so we use a single-inflate pattern: we lazy-
* inflate each view, caching all of the widget pointers we'll need at the
* time, then simply reuse the inflated views directly whenever we need
* to change contents.
*/
private void establishInitialState() {
if (mInitialView == null) {
mInitialView = mInflater.inflate(R.layout.media_format_primary, null);
mInitiateButton =
(Button) mInitialView.findViewById(R.id.initiate_media_format);
mInitiateButton.setOnClickListener(mInitiateListener);
}
setContentView(mInitialView);
}
@Override
protected void onCreate(Bundle savedState) {
super.onCreate(savedState);
mInitialView = null;
mFinalView = null;
mInflater = LayoutInflater.from(this);
establishInitialState();
}
/** Abandon all progress through the confirmation sequence by returning
* to the initial view any time the activity is interrupted (e.g. by
* idle timeout).
*/
@Override
public void onPause() {
super.onPause();
if (!isFinishing()) {
establishInitialState();
}
}
}