1 /* 2 * Copyright (C) 2019 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.documentsui.picker; 18 19 import static com.android.documentsui.base.Shared.getCallingAppName; 20 21 import android.app.Dialog; 22 import android.content.DialogInterface; 23 import android.net.Uri; 24 import android.os.Bundle; 25 26 import androidx.fragment.app.DialogFragment; 27 import androidx.fragment.app.Fragment; 28 import androidx.fragment.app.FragmentManager; 29 import androidx.fragment.app.FragmentTransaction; 30 31 import com.android.documentsui.BaseActivity; 32 import com.android.documentsui.R; 33 import com.android.documentsui.base.DocumentInfo; 34 import com.android.documentsui.base.Shared; 35 import com.android.modules.utils.build.SdkLevel; 36 37 import com.google.android.material.dialog.MaterialAlertDialogBuilder; 38 39 /** 40 * Used to confirm with user that it's OK to overwrite an existing file. 41 */ 42 public class ConfirmFragment extends DialogFragment { 43 44 private static final String TAG = "ConfirmFragment"; 45 46 public static final String CONFIRM_TYPE = "type"; 47 public static final int TYPE_OVERWRITE = 1; 48 public static final int TYPE_OEPN_TREE = 2; 49 50 private ActionHandler<PickActivity> mActions; 51 private DocumentInfo mTarget; 52 private int mType; 53 54 @Override onActivityCreated(Bundle savedInstanceState)55 public void onActivityCreated(Bundle savedInstanceState) { 56 super.onActivityCreated(savedInstanceState); 57 58 mActions = ((PickActivity) getActivity()).getInjector().actions; 59 } 60 61 @Override onCreateDialog(Bundle savedInstanceState)62 public Dialog onCreateDialog(Bundle savedInstanceState) { 63 Bundle arg = (getArguments() != null) ? getArguments() : savedInstanceState; 64 65 mTarget = arg.getParcelable(Shared.EXTRA_DOC); 66 mType = arg.getInt(CONFIRM_TYPE); 67 final PickResult pickResult = ((PickActivity) getActivity()).getInjector().pickResult; 68 69 final MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(getActivity()); 70 switch (mType) { 71 case TYPE_OVERWRITE: 72 String message = String.format( 73 getString(R.string.overwrite_file_confirmation_message), 74 mTarget.displayName); 75 builder.setMessage(message); 76 builder.setPositiveButton( 77 android.R.string.ok, 78 (DialogInterface dialog, int id) -> { 79 pickResult.increaseActionCount(); 80 mActions.finishPicking(mTarget.getDocumentUri()); 81 }); 82 break; 83 case TYPE_OEPN_TREE: 84 final Uri treeUri = mTarget.getTreeDocumentUri(); 85 final BaseActivity activity = (BaseActivity) getActivity(); 86 final String target = activity.getCurrentTitle(); 87 final String text = getString(R.string.open_tree_dialog_title, 88 getCallingAppName(getActivity()), target); 89 message = getString(R.string.open_tree_dialog_message, 90 getCallingAppName(getActivity()), target); 91 92 builder.setTitle(text); 93 builder.setMessage(message); 94 builder.setPositiveButton( 95 R.string.allow, 96 (DialogInterface dialog, int id) -> { 97 pickResult.increaseActionCount(); 98 mActions.finishPicking(treeUri); 99 }); 100 break; 101 102 } 103 builder.setNegativeButton(android.R.string.cancel, 104 (DialogInterface dialog, int id) -> pickResult.increaseActionCount()); 105 106 Dialog dialog = builder.create(); 107 if (SdkLevel.isAtLeastS()) { 108 dialog.getWindow().setHideOverlayWindows(true); 109 } 110 return dialog; 111 } 112 113 @Override onSaveInstanceState(Bundle outState)114 public void onSaveInstanceState(Bundle outState) { 115 super.onSaveInstanceState(outState); 116 117 outState.putParcelable(Shared.EXTRA_DOC, mTarget); 118 outState.putInt(CONFIRM_TYPE, mType); 119 } 120 show(FragmentManager fm, DocumentInfo overwriteTarget, int type)121 public static void show(FragmentManager fm, DocumentInfo overwriteTarget, int type) { 122 Bundle arg = new Bundle(); 123 arg.putParcelable(Shared.EXTRA_DOC, overwriteTarget); 124 arg.putInt(CONFIRM_TYPE, type); 125 126 FragmentTransaction ft = fm.beginTransaction(); 127 Fragment f = new ConfirmFragment(); 128 f.setArguments(arg); 129 ft.add(f, TAG); 130 ft.commitAllowingStateLoss(); 131 } 132 } 133