Java tutorial
/* * Copyright (c) 2015 Jonas Kalderstam. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package cn.studyjams.s2.sj0132.bowenyan.mygirlfriend.nononsenseapps.notepad.ui.common; import android.os.Bundle; import android.support.v4.app.FragmentManager; import android.widget.Toast; import cn.studyjams.s2.sj0132.bowenyan.mygirlfriend.R; import cn.studyjams.s2.sj0132.bowenyan.mygirlfriend.nononsenseapps.notepad.data.model.sql.Task; import cn.studyjams.s2.sj0132.bowenyan.mygirlfriend.nononsenseapps.notepad.ui.list.TaskListFragment; public class DialogDeleteCompletedTasks extends DialogDeleteTask { public static void showDialog(final FragmentManager fm, final long listId, final DialogConfirmedListener listener) { DialogDeleteCompletedTasks d = new DialogDeleteCompletedTasks(); d.setListener(listener); Bundle args = new Bundle(); args.putLong(ID, listId); d.setArguments(args); d.show(fm, TAG); } @Override public int getMessage() { return R.string.delete_items_message; } @Override public void onOKClick() { String where = Task.Columns.COMPLETED + " IS NOT NULL"; String[] whereArgs = null; switch ((int) getArguments().getLong(ID, -1)) { case TaskListFragment.LIST_ID_ALL: // Nothing to do. Take all completed break; case TaskListFragment.LIST_ID_OVERDUE: where += TaskListFragment.andWhereOverdue(); break; case TaskListFragment.LIST_ID_TODAY: where += TaskListFragment.andWhereToday(); break; case TaskListFragment.LIST_ID_WEEK: where += TaskListFragment.andWhereWeek(); break; default: where += " AND " + Task.Columns.DBLIST + " IS ?"; whereArgs = new String[] { Long.toString(getArguments().getLong(ID, -1)) }; break; } if (0 < getActivity().getContentResolver().delete(Task.URI, where, whereArgs)) { Toast.makeText(getActivity(), R.string.deleted, Toast.LENGTH_SHORT).show(); } if (listener != null) { listener.onConfirm(); } getDialog().dismiss(); } }