#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.Windows.Forms; using HeuristicLab.Core.Views; using HeuristicLab.MainForm; namespace HeuristicLab.Data.Views { [View("EnumValue View")] [Content(typeof(EnumValue<>), true)] public partial class EnumValueView : ItemView where T : struct, IComparable { public new EnumValue Content { get { return (EnumValue)base.Content; } set { base.Content = value; } } public override bool ReadOnly { get { if ((Content != null) && Content.ReadOnly) return true; return base.ReadOnly; } set { base.ReadOnly = value; } } public EnumValueView() { InitializeComponent(); this.Name = typeof(T).Name + "EnumView"; valueComboBox.DataSource = Enum.GetValues(typeof(T)); foreach (T flag in Enum.GetValues(typeof(T))) flagsListView.Items.Add(new ListViewItem(flag.ToString()) { Tag = flag }); columnHeader.Width = -1; bool isFlags = Attribute.IsDefined(typeof(T), typeof(FlagsAttribute)); if (isFlags) valueLabel.Text = "Flags:"; valueComboBox.Visible = !isFlags; flagsListView.Visible = isFlags; } public EnumValueView(EnumValue content) : this() { Content = content; } protected override void DeregisterContentEvents() { Content.ValueChanged -= new EventHandler(Content_ValueChanged); base.DeregisterContentEvents(); } protected override void RegisterContentEvents() { base.RegisterContentEvents(); Content.ValueChanged += new EventHandler(Content_ValueChanged); } protected override void OnContentChanged() { base.OnContentChanged(); if (Content == null) { valueComboBox.SelectedIndex = -1; foreach (ListViewItem item in flagsListView.Items) item.Checked = false; } else { valueComboBox.SelectedItem = Content.Value; foreach (ListViewItem item in flagsListView.Items) { var flag = (Enum)item.Tag; item.Checked = ((Enum)(object)Content.Value).HasFlag(flag); } } } protected override void SetEnabledStateOfControls() { base.SetEnabledStateOfControls(); if (Content == null) { valueComboBox.Enabled = false; flagsListView.Enabled = false; } else { valueComboBox.Enabled = !ReadOnly; flagsListView.Enabled = !ReadOnly; } } private void Content_ValueChanged(object sender, EventArgs e) { if (InvokeRequired) Invoke(new EventHandler(Content_ValueChanged), sender, e); else { valueComboBox.SelectedItem = Content.Value; foreach (ListViewItem item in flagsListView.Items) { var flag = (Enum)item.Tag; item.Checked = ((Enum)(object)Content.Value).HasFlag(flag); } } } private void valueComboBox_SelectedIndexChanged(object sender, EventArgs e) { if ((Content != null) && !Content.ReadOnly) Content.Value = (T)valueComboBox.SelectedItem; } private void flagsListView_ItemChecked(object sender, ItemCheckedEventArgs e) { var flag = (T)e.Item.Tag; if ((Content != null) && !Content.ReadOnly) Content.Value = ((Enum)(object)Content.Value).SetFlag(flag, e.Item.Checked); } } }