Java tutorial
/* * Copyright (C) 2012-2013 Dominik Schrmann <dominik@dominikschuermann.de> * * 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 org.thialfihar.android.apg.ui.dialog; import android.app.Activity; import android.app.Dialog; import android.app.ProgressDialog; import android.content.DialogInterface; import android.content.DialogInterface.OnCancelListener; import android.content.DialogInterface.OnKeyListener; import android.os.Bundle; import android.support.v4.app.DialogFragment; import android.view.KeyEvent; import org.thialfihar.android.apg.R; public class ProgressDialogFragment extends DialogFragment { private static final String ARG_MESSAGE = "message"; private static final String ARG_STYLE = "style"; private static final String ARG_CANCELABLE = "cancelable"; private OnCancelListener mOnCancelListener; /** * Creates new instance of this fragment * * @param message * @param style * @param cancelable * @return */ public static ProgressDialogFragment newInstance(String message, int style, boolean cancelable, OnCancelListener onCancelListener) { ProgressDialogFragment frag = new ProgressDialogFragment(); Bundle args = new Bundle(); args.putString(ARG_MESSAGE, message); args.putInt(ARG_STYLE, style); args.putBoolean(ARG_CANCELABLE, cancelable); frag.setArguments(args); frag.mOnCancelListener = onCancelListener; return frag; } /** * Updates progress of dialog * * @param messageId * @param progress * @param max */ public void setProgress(int messageId, int progress, int max) { setProgress(getString(messageId), progress, max); } /** * Updates progress of dialog * * @param progress * @param max */ public void setProgress(int progress, int max) { ProgressDialog dialog = (ProgressDialog) getDialog(); dialog.setProgress(progress); dialog.setMax(max); } /** * Updates progress of dialog * * @param message * @param progress * @param max */ public void setProgress(String message, int progress, int max) { ProgressDialog dialog = (ProgressDialog) getDialog(); dialog.setMessage(message); dialog.setProgress(progress); dialog.setMax(max); } @Override public void onCancel(DialogInterface dialog) { super.onCancel(dialog); if (this.mOnCancelListener != null) { this.mOnCancelListener.onCancel(dialog); } } /** * Creates dialog */ @Override public Dialog onCreateDialog(Bundle savedInstanceState) { final Activity activity = getActivity(); ProgressDialog dialog = new ProgressDialog(activity); dialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL); dialog.setCancelable(false); dialog.setCanceledOnTouchOutside(false); String message = getArguments().getString(ARG_MESSAGE); int style = getArguments().getInt(ARG_STYLE); boolean cancelable = getArguments().getBoolean(ARG_CANCELABLE); dialog.setMessage(message); dialog.setProgressStyle(style); if (cancelable) { dialog.setButton(DialogInterface.BUTTON_NEGATIVE, activity.getString(R.string.progress_cancel), new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.cancel(); } }); } // Disable the back button OnKeyListener keyListener = new OnKeyListener() { @Override public boolean onKey(DialogInterface dialog, int keyCode, KeyEvent event) { if (keyCode == KeyEvent.KEYCODE_BACK) { return true; } return false; } }; dialog.setOnKeyListener(keyListener); return dialog; } }