1 /* 2 * Copyright (C) 2012 Google Inc. 3 * Licensed to The Android Open Source Project. 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package com.android.mail.browse; 18 19 import android.app.Dialog; 20 import android.app.DialogFragment; 21 import android.app.ProgressDialog; 22 import android.content.ContentValues; 23 import android.content.DialogInterface; 24 import android.os.Bundle; 25 import com.android.mail.R; 26 import com.android.mail.providers.Attachment; 27 import com.android.mail.providers.UIProvider.AttachmentColumns; 28 import com.android.mail.providers.UIProvider.AttachmentState; 29 import com.google.common.base.Objects; 30 31 public class AttachmentProgressDialogFragment extends DialogFragment { 32 public static final String ATTACHMENT_KEY = "attachment"; 33 private AttachmentCommandHandler mCommandHandler; 34 35 private Attachment mAttachment; 36 37 private ProgressDialog mDialog; 38 newInstance(Attachment attachment)39 static AttachmentProgressDialogFragment newInstance(Attachment attachment) { 40 final AttachmentProgressDialogFragment f = new AttachmentProgressDialogFragment(); 41 42 // Supply the attachment as an argument. 43 final Bundle args = new Bundle(1); 44 args.putParcelable(ATTACHMENT_KEY, attachment); 45 f.setArguments(args); 46 47 return f; 48 } 49 50 // Public no-args constructor needed for fragment re-instantiation AttachmentProgressDialogFragment()51 public AttachmentProgressDialogFragment() {} 52 53 @Override onCreate(Bundle savedInstanceState)54 public void onCreate(Bundle savedInstanceState) { 55 super.onCreate(savedInstanceState); 56 final Bundle args = getArguments(); 57 mAttachment = args.getParcelable(ATTACHMENT_KEY); 58 } 59 60 @Override onActivityCreated(Bundle savedInstanceState)61 public void onActivityCreated(Bundle savedInstanceState) { 62 super.onActivityCreated(savedInstanceState); 63 mCommandHandler = new AttachmentCommandHandler(getActivity()); 64 } 65 66 @Override onCreateDialog(final Bundle savedInstanceState)67 public Dialog onCreateDialog(final Bundle savedInstanceState) { 68 mDialog = new ProgressDialog(getActivity()); 69 mDialog.setTitle(R.string.fetching_attachment); 70 mDialog.setMessage(mAttachment.getName()); 71 mDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL); 72 mDialog.setIndeterminate(true); 73 mDialog.setMax(mAttachment.size); 74 mDialog.setProgressNumberFormat(null); 75 76 return mDialog; 77 } 78 79 @Override onDismiss(DialogInterface dialog)80 public void onDismiss(DialogInterface dialog) { 81 mDialog = null; 82 super.onDismiss(dialog); 83 } 84 85 @Override onCancel(DialogInterface dialog)86 public void onCancel(DialogInterface dialog) { 87 mDialog = null; 88 89 // This needs to cancel the attachment 90 cancelAttachment(); 91 super.onCancel(dialog); 92 } 93 cancelAttachment()94 public void cancelAttachment() { 95 final ContentValues params = new ContentValues(1); 96 params.put(AttachmentColumns.STATE, AttachmentState.NOT_SAVED); 97 98 mCommandHandler.sendCommand(mAttachment.uri, params); 99 } 100 setProgress(int progress)101 public void setProgress(int progress) { 102 if (mDialog != null) { 103 mDialog.setProgress(progress); 104 } 105 } 106 isIndeterminate()107 public boolean isIndeterminate() { 108 return mDialog != null && mDialog.isIndeterminate(); 109 } 110 setIndeterminate(boolean indeterminate)111 public void setIndeterminate(boolean indeterminate) { 112 if (mDialog != null) { 113 mDialog.setIndeterminate(indeterminate); 114 } 115 } 116 isShowingDialogForAttachment(Attachment attachment)117 public boolean isShowingDialogForAttachment(Attachment attachment) { 118 return getDialog() != null 119 && Objects.equal(attachment.getIdentifierUri(), mAttachment.getIdentifierUri()); 120 } 121 } 122