Java tutorial
/* * Copyright 2016 TIBCO Software,Inc.All rights reserved. * http://community.jaspersoft.com/project/jaspermobile-android * * Unless you have purchased a commercial license agreement from TIBCO Jaspersoft, * the following license terms apply: * * This program is part of TIBCO Jaspersoft Mobile for Android. * * TIBCO Jaspersoft Mobile is free software:you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation,either version 3of the License,or * (at your option)any later version. * * TIBCO Jaspersoft Mobile 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 Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with TIBCO Jaspersoft Mobile for Android.If not,see * <http://www.gnu.org/licenses/lgpl>. */ package com.jaspersoft.android.jaspermobile.dialog; import android.app.Dialog; import android.content.DialogInterface; import android.os.Bundle; import android.support.annotation.NonNull; import android.support.v4.app.FragmentManager; import android.support.v7.app.AlertDialog; import android.text.Editable; import android.text.TextWatcher; import android.view.LayoutInflater; import android.view.View; import android.view.inputmethod.InputMethodManager; import android.widget.EditText; import android.widget.TextView; import com.jaspersoft.android.jaspermobile.R; import com.jaspersoft.android.sdk.util.FileUtils; import org.androidannotations.annotations.EFragment; import org.androidannotations.annotations.SystemService; import java.util.ArrayList; import java.util.List; /** * @author Andrew Tivodar * @since 2.2 */ @EFragment public class SaveReportOptionDialogFragment extends BaseDialogFragment implements DialogInterface.OnShowListener { private final static String CURRENTLY_SELECTED_ARG = "currently_selected_report_option"; private final static String REPORT_OPTIONS_TITLES_ARG = "report_options_titles"; private AlertDialog saveReportOptionDialog; private EditText reportOptionName; private TextView nameDuplicationIndicator; private int mCurrentlySelected; private List<String> mReportOptionsTitles; @SystemService protected InputMethodManager inputMethodManager; @NonNull @Override public Dialog onCreateDialog(Bundle savedInstanceState) { final View customLayout = LayoutInflater.from(getActivity()).inflate(R.layout.dialog_save_report_option, null); reportOptionName = (EditText) customLayout.findViewById(R.id.reportOptionName); nameDuplicationIndicator = (TextView) customLayout.findViewById(R.id.reportOptionDuplication); if (mCurrentlySelected > 0) { String reportOptionName = mReportOptionsTitles.get(mCurrentlySelected); this.reportOptionName.setText(reportOptionName); checkNameDuplication(reportOptionName); } reportOptionName.addTextChangedListener(new RenameTextWatcher()); reportOptionName.setSelection(reportOptionName.getText().length()); AlertDialog.Builder builder = new AlertDialog.Builder(getActivity()); builder.setView(customLayout); builder.setTitle(R.string.ro_save_ro); builder.setCancelable(false); builder.setPositiveButton(R.string.sp_save_btn, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { String reportOptionName = SaveReportOptionDialogFragment.this.reportOptionName.getText().toString(); if (mDialogListener != null) { ((SaveReportOptionDialogCallback) mDialogListener).onSaveConfirmed(reportOptionName); } } }); builder.setNegativeButton(R.string.cancel, null); saveReportOptionDialog = builder.create(); saveReportOptionDialog.setOnShowListener(this); return saveReportOptionDialog; } @Override public void onShow(DialogInterface dialog) { inputMethodManager.showSoftInput(reportOptionName, 0); } @Override protected Class<SaveReportOptionDialogCallback> getDialogCallbackClass() { return SaveReportOptionDialogCallback.class; } @Override protected void initDialogParams() { super.initDialogParams(); Bundle args = getArguments(); if (args != null) { if (args.containsKey(CURRENTLY_SELECTED_ARG)) { mCurrentlySelected = args.getInt(CURRENTLY_SELECTED_ARG); } if (args.containsKey(REPORT_OPTIONS_TITLES_ARG)) { mReportOptionsTitles = args.getStringArrayList(REPORT_OPTIONS_TITLES_ARG); } } } public static SaveReportOptionDialogFragmentBuilder createBuilder(FragmentManager fragmentManager) { return new SaveReportOptionDialogFragmentBuilder(fragmentManager); } private void checkNameDuplication(String name) { if (mReportOptionsTitles.contains(name)) { nameDuplicationIndicator.setVisibility(View.VISIBLE); } else { nameDuplicationIndicator.setVisibility(View.GONE); } } private void checkNameIsCorrect(String name) { String errorMessage = null; if (name.isEmpty()) { errorMessage = getString(R.string.sdr_rrd_error_name_is_empty); } else if (FileUtils.nameContainsReservedChars(name)) { errorMessage = getString(R.string.sdr_rrd_error_characters_not_allowed); } reportOptionName.setError(errorMessage); if (saveReportOptionDialog != null) { saveReportOptionDialog.getButton(AlertDialog.BUTTON_POSITIVE).setEnabled(errorMessage == null); } } //--------------------------------------------------------------------- // Dialog Builder //--------------------------------------------------------------------- public static class SaveReportOptionDialogFragmentBuilder extends BaseDialogFragmentBuilder<SaveReportOptionDialogFragment> { public SaveReportOptionDialogFragmentBuilder(FragmentManager fragmentManager) { super(fragmentManager); } public SaveReportOptionDialogFragmentBuilder setCurrentlySelected(int currentlySelected) { args.putInt(CURRENTLY_SELECTED_ARG, currentlySelected); return this; } public SaveReportOptionDialogFragmentBuilder setReportOptionsTitles(List<String> reportOptionsTitles) { args.putStringArrayList(REPORT_OPTIONS_TITLES_ARG, new ArrayList<>(reportOptionsTitles)); return this; } @Override protected SaveReportOptionDialogFragment build() { return new SaveReportOptionDialogFragment_(); } } //--------------------------------------------------------------------- // Dialog Callback //--------------------------------------------------------------------- public interface SaveReportOptionDialogCallback extends DialogClickListener { void onSaveConfirmed(String name); } private class RenameTextWatcher implements TextWatcher { @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) { } @Override public void onTextChanged(CharSequence s, int start, int before, int count) { reportOptionName.setError(null); String reportOptionName = s.toString().trim(); checkNameDuplication(reportOptionName); checkNameIsCorrect(reportOptionName); } @Override public void afterTextChanged(Editable s) { } } }