content: /*
   * Copyright (C) 2007-2010 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 android.view.inputmethod;
  
  import android.os.Parcel;
  import android.os.Parcelable;
  import android.text.TextUtils;
  
  /**
   * Information about a single text correction that an editor has reported to
   * an input method.
   */
  public final class CorrectionInfo implements Parcelable {
      private final int mOffset;
      private final CharSequence mOldText;
      private final CharSequence mNewText;
  
      /**
       * @param offset The offset in the edited text where the old and new text start.
       * @param oldText The old text that has been replaced.
       * @param newText The replacement text.
       */
      public CorrectionInfo(int offset, CharSequence oldText, CharSequence newText) {
          mOffset = offset;
          mOldText = oldText;
          mNewText = newText;
      }
  
      private CorrectionInfo(Parcel source) {
          mOffset = source.readInt();
          mOldText = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(source);
          mNewText = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(source);
      }
  
      /**
       * Return the offset position of this correction in the text. Both the {@link #getOldText()} and
       * {@link #getNewText()} start at this offset.
       */
      public int getOffset() {
          return mOffset;
      }
  
      /**
       * Return the text that has actually been typed by the user, and which has been corrected.
       */
      public CharSequence getOldText() {
          return mOldText;
      }
  
      /**
       * Return the new text that corrects what was typed by the user.
       */
      public CharSequence getNewText() {
          return mNewText;
      }
  
      @Override
      public String toString() {
          return "CorrectionInfo{#" + mOffset + " \"" + mOldText + "\" -> \"" + mNewText + "\"}";
      }
  
      /**
       * Used to package this object into a {@link Parcel}.
       *
       * @param dest The {@link Parcel} to be written.
       * @param flags The flags used for parceling.
       */
      public void writeToParcel(Parcel dest, int flags) {
          dest.writeInt(mOffset);
          TextUtils.writeToParcel(mOldText, dest, flags);
          TextUtils.writeToParcel(mNewText, dest, flags);
      }
  
      /**
       * Used to make this class parcelable.
       */
      public static final @android.annotation.NonNull Parcelable.Creator<CorrectionInfo> CREATOR =
              new Parcelable.Creator<CorrectionInfo>() {
                  public CorrectionInfo createFromParcel(Parcel source) {
                      return new CorrectionInfo(source);
                  }
                  public CorrectionInfo[] newArray(int size) {
                      return new CorrectionInfo[size];
                  }
              };
  
      public int describeContents() {
          return 0;
      }
  }
  