1 /* 2 * Copyright (C) 2009 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.contacts.editor; 18 19 import android.provider.ContactsContract.Data; 20 21 import com.android.contacts.model.RawContactDelta; 22 import com.android.contacts.model.ValuesDelta; 23 import com.android.contacts.model.dataitem.DataKind; 24 25 /** 26 * Generic definition of something that edits a {@link Data} row through an 27 * {@link ValuesDelta} object. 28 */ 29 public interface Editor { 30 31 public interface EditorListener { 32 /** 33 * Called when the given {@link Editor} is requested to be deleted by the user. 34 */ onDeleteRequested(Editor editor)35 public void onDeleteRequested(Editor editor); 36 37 /** 38 * Called when the given {@link Editor} has a request, for example it 39 * wants to select a photo. 40 */ onRequest(int request)41 public void onRequest(int request); 42 43 public static final int REQUEST_PICK_PRIMARY_PHOTO = 0; 44 public static final int REQUEST_PICK_PHOTO = 1; 45 public static final int FIELD_CHANGED = 2; 46 public static final int FIELD_TURNED_EMPTY = 3; 47 public static final int FIELD_TURNED_NON_EMPTY = 4; 48 49 // The editor has switched between different representations of the same 50 // data, e.g. from full name to structured name 51 public static final int EDITOR_FORM_CHANGED = 5; 52 53 // Focus has changed inside the editor. 54 public static final int EDITOR_FOCUS_CHANGED = 6; 55 } 56 57 /** 58 * Returns whether or not all the fields are empty in this {@link Editor}. 59 */ isEmpty()60 public boolean isEmpty(); 61 62 /** 63 * Prepares this editor for the given {@link ValuesDelta}, which 64 * builds any needed views. Any changes performed by the user will be 65 * written back to that same object. 66 */ setValues(DataKind kind, ValuesDelta values, RawContactDelta state, boolean readOnly, ViewIdGenerator vig)67 public void setValues(DataKind kind, ValuesDelta values, RawContactDelta state, boolean readOnly, 68 ViewIdGenerator vig); 69 setDeletable(boolean deletable)70 public void setDeletable(boolean deletable); 71 72 /** 73 * Add a specific {@link EditorListener} to this {@link Editor}. 74 */ setEditorListener(EditorListener listener)75 public void setEditorListener(EditorListener listener); 76 77 /** 78 * Called internally when the contents of a specific field have changed, 79 * allowing advanced editors to persist data in a specific way. 80 */ onFieldChanged(String column, String value)81 public void onFieldChanged(String column, String value); 82 83 /** 84 * Marks the underlying ValuesDelta as deleted, but does not update the view. 85 */ markDeleted()86 public void markDeleted(); 87 88 /** 89 * Performs the delete operation for this {@link Editor}, which involves both 90 * marking the underlying ValuesDelta as deleted and updating the view. 91 */ deleteEditor()92 public void deleteEditor(); 93 94 /** 95 * Clears all fields in this {@link Editor}. 96 */ clearAllFields()97 public void clearAllFields(); 98 99 /** 100 * Called internally when the user has added a new field. This 101 * allows the appropriate editor UI to be presented immediately. 102 * For example, if a new "event" is added, a date-picker will 103 * immediately pop up. 104 */ editNewlyAddedField()105 public void editNewlyAddedField(); 106 107 } 108