#region License Information /* HeuristicLab * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL) * * This file is part of HeuristicLab. * * HeuristicLab 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. * * HeuristicLab 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 HeuristicLab. If not, see . */ #endregion using System; using System.Collections.Generic; using System.IO; using System.Windows.Forms; using HeuristicLab.Common; using HeuristicLab.Core; using HeuristicLab.MainForm; using HeuristicLab.PluginInfrastructure; namespace HeuristicLab.Optimizer { internal static class FileManager { private static NewItemDialog newItemDialog; private static OpenFileDialog openFileDialog; private static SaveFileDialog saveFileDialog; static FileManager() { newItemDialog = null; openFileDialog = null; saveFileDialog = null; } public static void New() { if (newItemDialog == null) newItemDialog = new NewItemDialog(); if (newItemDialog.ShowDialog() == DialogResult.OK) { IView view = MainFormManager.MainForm.ShowContent(newItemDialog.Item); if (view == null) ErrorHandling.ShowErrorDialog("There is no view for the new item. It cannot be displayed.", new InvalidOperationException("No View Available")); } } public static void Open() { if (openFileDialog == null) { openFileDialog = new OpenFileDialog(); openFileDialog.Title = "Open Item"; openFileDialog.FileName = "Item"; openFileDialog.Multiselect = true; openFileDialog.DefaultExt = "hl"; openFileDialog.Filter = "HeuristicLab Files|*.hl|All Files|*.*"; } if (openFileDialog.ShowDialog() == DialogResult.OK) { OpenFiles(openFileDialog.FileNames); } } public static void OpenFiles(IEnumerable fileNames) { foreach (string filename in fileNames) { ((MainForm.WindowsForms.MainForm)MainFormManager.MainForm).SetAppStartingCursor(); ContentManager.LoadAsync(filename, LoadingCompleted); } } private static void LoadingCompleted(IStorableContent content, Exception error) { try { if (error != null) throw error; IView view = MainFormManager.MainForm.ShowContent(content); if (view == null) ErrorHandling.ShowErrorDialog("There is no view for the loaded item. It cannot be displayed.", new InvalidOperationException("No View Available")); } catch (Exception ex) { ErrorHandling.ShowErrorDialog((Control)MainFormManager.MainForm, "Cannot open file.", ex); } finally { ((MainForm.WindowsForms.MainForm)MainFormManager.MainForm).ResetAppStartingCursor(); } } public static void Save() { IContentView activeView = MainFormManager.MainForm.ActiveView as IContentView; if (activeView != null) { Save(activeView); } } private static void Save(IContentView view) { IStorableContent content = view.Content as IStorableContent; if (!view.Locked && content != null) { if (string.IsNullOrEmpty(content.Filename)) SaveAs(view); else { MainFormManager.GetMainForm().SetAppStartingCursor(); SetSaveOperationProgressInContentViews(content, true); ContentManager.SaveAsync(content, content.Filename, true, SavingCompleted); } } } public static void SaveAs() { IContentView activeView = MainFormManager.MainForm.ActiveView as IContentView; if (activeView != null) { SaveAs(activeView); } } public static void SaveAs(IContentView view) { IStorableContent content = view.Content as IStorableContent; if (!view.Locked && content != null) { if (saveFileDialog == null) { saveFileDialog = new SaveFileDialog(); saveFileDialog.Title = "Save Item"; saveFileDialog.DefaultExt = "hl"; saveFileDialog.Filter = "Uncompressed HeuristicLab Files|*.hl|HeuristicLab Files|*.hl|All Files|*.*"; saveFileDialog.FilterIndex = 2; } INamedItem namedItem = content as INamedItem; string suggestedFileName = string.Empty; if (!string.IsNullOrEmpty(content.Filename)) suggestedFileName = content.Filename; else if (namedItem != null) suggestedFileName = namedItem.Name; else suggestedFileName = "Item"; saveFileDialog.FileName = suggestedFileName; if (saveFileDialog.ShowDialog() == DialogResult.OK) { MainFormManager.GetMainForm().SetAppStartingCursor(); SetSaveOperationProgressInContentViews(content, true, saveFileDialog.FileName); if (saveFileDialog.FilterIndex == 1) { ContentManager.SaveAsync(content, saveFileDialog.FileName, false, SavingCompleted); } else { ContentManager.SaveAsync(content, saveFileDialog.FileName, true, SavingCompleted); } } } } private static void SavingCompleted(IStorableContent content, Exception error) { try { if (error != null) throw error; MainFormManager.GetMainForm().UpdateTitle(); } catch (Exception ex) { ErrorHandling.ShowErrorDialog((Control)MainFormManager.MainForm, "Cannot save file.", ex); } finally { SetSaveOperationProgressInContentViews(content, false); MainFormManager.GetMainForm().ResetAppStartingCursor(); } } private static void SetSaveOperationProgressInContentViews(IStorableContent content, bool showProgress, string fileName = null) { HeuristicLab.MainForm.WindowsForms.MainForm mainForm = MainFormManager.GetMainForm(); #region Mono Compatibility // removed the InvokeRequired check because of Mono mainForm.Invoke((Action)delegate { if (showProgress) { mainForm.AddOperationProgressToContent(content, string.Format("Saving to file \"{0}\"...", Path.GetFileName(fileName ?? content.Filename))); } else mainForm.RemoveOperationProgressFromContent(content); }); #endregion } } }