19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.text.method; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Rect; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * TextView uses TransformationMethods to do things like replacing the 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * characters of passwords with dots, or keeping the newline characters 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * from causing line breaks in single-line text fields. 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic interface TransformationMethod 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns a CharSequence that is a transformation of the source text -- 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for example, replacing each character with a dot in a password field. 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Beware that the returned text must be exactly the same length as 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the source text, and that if the source text is Editable, the returned 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * text must mirror it dynamically instead of doing a one-time copy. 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public CharSequence getTransformation(CharSequence source, View view); 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This method is called when the TextView that uses this 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * TransformationMethod gains or loses focus. 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onFocusChanged(View view, CharSequence sourceText, 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean focused, int direction, 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Rect previouslyFocusedRect); 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 46