[2746] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[17226] | 3 | * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[2746] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using System;
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| 23 | using System.Collections.Generic;
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| 24 | using System.Drawing;
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[5302] | 25 | using System.Linq;
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[12078] | 26 | using System.Text;
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[2746] | 27 | using System.Windows.Forms;
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| 28 | using HeuristicLab.Collections;
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| 29 | using HeuristicLab.MainForm;
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[3758] | 30 | using HeuristicLab.PluginInfrastructure;
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[2746] | 31 |
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| 32 | namespace HeuristicLab.Core.Views {
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[2917] | 33 | [View("ItemArray View")]
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[2746] | 34 | [Content(typeof(ItemArray<>), true)]
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[3393] | 35 | [Content(typeof(IItemArray<>), false)]
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[12618] | 36 | [Content(typeof(ReadOnlyItemArray<>), true)]
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[3483] | 37 | public partial class ItemArrayView<T> : ItemView where T : class, IItem {
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[5237] | 38 | protected Dictionary<T, List<ListViewItem>> itemListViewItemMapping;
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[3407] | 39 | protected TypeSelectorDialog typeSelectorDialog;
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[5744] | 40 | protected bool validDragOperation;
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[3407] | 41 |
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[3393] | 42 | public new IItemArray<T> Content {
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| 43 | get { return (IItemArray<T>)base.Content; }
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[2746] | 44 | set { base.Content = value; }
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| 45 | }
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| 46 |
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| 47 | public ListView ItemsListView {
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| 48 | get { return itemsListView; }
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| 49 | }
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| 50 |
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| 51 | public ItemArrayView() {
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| 52 | InitializeComponent();
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[5237] | 53 | itemListViewItemMapping = new Dictionary<T, List<ListViewItem>>();
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[2746] | 54 | }
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| 55 |
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[5237] | 56 | protected override void Dispose(bool disposing) {
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| 57 | if (disposing) {
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| 58 | if (typeSelectorDialog != null) typeSelectorDialog.Dispose();
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| 59 | if (components != null) components.Dispose();
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| 60 | }
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| 61 | base.Dispose(disposing);
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| 62 | }
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| 63 |
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[2746] | 64 | protected override void DeregisterContentEvents() {
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| 65 | Content.ItemsReplaced -= new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsReplaced);
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| 66 | Content.ItemsMoved -= new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsMoved);
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| 67 | Content.CollectionReset -= new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_CollectionReset);
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[5237] | 68 | foreach (T item in itemListViewItemMapping.Keys) {
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| 69 | DeregisterItemEvents(item);
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[5070] | 70 | }
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[2746] | 71 | base.DeregisterContentEvents();
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| 72 | }
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| 73 | protected override void RegisterContentEvents() {
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| 74 | base.RegisterContentEvents();
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| 75 | Content.ItemsReplaced += new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsReplaced);
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| 76 | Content.ItemsMoved += new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsMoved);
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| 77 | Content.CollectionReset += new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_CollectionReset);
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| 78 | }
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[5237] | 79 | protected virtual void DeregisterItemEvents(T item) {
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| 80 | item.ItemImageChanged -= new EventHandler(Item_ItemImageChanged);
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| 81 | item.ToStringChanged -= new EventHandler(Item_ToStringChanged);
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| 82 | }
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| 83 | protected virtual void RegisterItemEvents(T item) {
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| 84 | item.ItemImageChanged += new EventHandler(Item_ItemImageChanged);
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| 85 | item.ToStringChanged += new EventHandler(Item_ToStringChanged);
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| 86 | }
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[2746] | 87 |
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| 88 | protected override void OnContentChanged() {
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| 89 | base.OnContentChanged();
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[3775] | 90 |
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| 91 | int selectedIndex = -1;
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| 92 | if (itemsListView.SelectedItems.Count == 1) selectedIndex = itemsListView.SelectedIndices[0];
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| 93 |
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[5237] | 94 | itemsListView.Items.Clear();
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| 95 | itemListViewItemMapping.Clear();
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| 96 | RebuildImageList();
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[2746] | 97 | viewHost.Content = null;
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| 98 | if (Content != null) {
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| 99 | Caption += " (" + Content.GetType().Name + ")";
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| 100 | foreach (T item in Content)
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| 101 | AddListViewItem(CreateListViewItem(item));
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[4240] | 102 | AdjustListViewColumnSizes();
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[3775] | 103 | if ((selectedIndex != -1) && (selectedIndex < itemsListView.Items.Count))
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| 104 | itemsListView.Items[selectedIndex].Selected = true;
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[2746] | 105 | }
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| 106 | }
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| 107 |
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[3904] | 108 | protected override void SetEnabledStateOfControls() {
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| 109 | base.SetEnabledStateOfControls();
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[3362] | 110 | if (Content == null) {
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| 111 | addButton.Enabled = false;
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| 112 | moveUpButton.Enabled = false;
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| 113 | moveDownButton.Enabled = false;
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| 114 | removeButton.Enabled = false;
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| 115 | itemsListView.Enabled = false;
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| 116 | detailsGroupBox.Enabled = false;
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| 117 | } else {
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| 118 | addButton.Enabled = itemsListView.SelectedItems.Count > 0 &&
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[3435] | 119 | !Content.IsReadOnly && !ReadOnly;
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[3362] | 120 | moveUpButton.Enabled = itemsListView.SelectedItems.Count == 1 &&
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| 121 | itemsListView.SelectedIndices[0] != 0 &&
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[3435] | 122 | !Content.IsReadOnly && !ReadOnly;
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[3362] | 123 | moveDownButton.Enabled = itemsListView.SelectedItems.Count == 1 &&
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| 124 | itemsListView.SelectedIndices[0] != itemsListView.Items.Count - 1 &&
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[3435] | 125 | !Content.IsReadOnly && !ReadOnly;
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[3362] | 126 | removeButton.Enabled = itemsListView.SelectedItems.Count > 0 &&
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[3435] | 127 | !Content.IsReadOnly && !ReadOnly;
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[3362] | 128 | itemsListView.Enabled = true;
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[4099] | 129 | detailsGroupBox.Enabled = itemsListView.SelectedItems.Count == 1;
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[3362] | 130 | }
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| 131 | }
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| 132 |
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[2746] | 133 | protected virtual T CreateItem() {
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[3407] | 134 | if (typeSelectorDialog == null) {
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| 135 | typeSelectorDialog = new TypeSelectorDialog();
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| 136 | typeSelectorDialog.Caption = "Select Item";
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| 137 | typeSelectorDialog.TypeSelector.Caption = "Available Items";
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[3588] | 138 | typeSelectorDialog.TypeSelector.Configure(typeof(T), false, true);
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[2746] | 139 | }
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[3407] | 140 |
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| 141 | if (typeSelectorDialog.ShowDialog(this) == DialogResult.OK) {
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| 142 | try {
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| 143 | return (T)typeSelectorDialog.TypeSelector.CreateInstanceOfSelectedType();
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[12078] | 144 | } catch (Exception ex) {
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[3758] | 145 | ErrorHandling.ShowErrorDialog(this, ex);
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[3407] | 146 | }
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[2746] | 147 | }
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[3407] | 148 | return null;
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[2746] | 149 | }
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| 150 | protected virtual ListViewItem CreateListViewItem(T item) {
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[3341] | 151 | ListViewItem listViewItem = new ListViewItem();
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[5237] | 152 | if (item == null) {
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| 153 | listViewItem.Text = "null";
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[5287] | 154 | itemsListView.SmallImageList.Images.Add(HeuristicLab.Common.Resources.VSImageLibrary.Nothing);
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[5237] | 155 | listViewItem.ImageIndex = itemsListView.SmallImageList.Images.Count - 1;
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| 156 | } else {
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| 157 | listViewItem.Text = item.ToString();
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| 158 | listViewItem.ToolTipText = item.ItemName + ": " + item.ItemDescription;
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| 159 | itemsListView.SmallImageList.Images.Add(item.ItemImage);
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| 160 | listViewItem.ImageIndex = itemsListView.SmallImageList.Images.Count - 1;
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| 161 | listViewItem.Tag = item;
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| 162 | }
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[3341] | 163 | return listViewItem;
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[2746] | 164 | }
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| 165 | protected virtual void AddListViewItem(ListViewItem listViewItem) {
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[5371] | 166 | if (listViewItem == null) throw new ArgumentNullException();
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[5237] | 167 | T item = (listViewItem.Tag as T);
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[2746] | 168 | itemsListView.Items.Add(listViewItem);
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[5237] | 169 | if (item != null) {
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| 170 | if (!itemListViewItemMapping.ContainsKey(item)) {
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| 171 | RegisterItemEvents(item);
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| 172 | itemListViewItemMapping.Add(item, new List<ListViewItem>());
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| 173 | }
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| 174 | itemListViewItemMapping[item].Add(listViewItem);
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[3341] | 175 | }
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[2746] | 176 | }
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| 177 | protected virtual void InsertListViewItem(int index, ListViewItem listViewItem) {
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[5371] | 178 | if (listViewItem == null) throw new ArgumentNullException();
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[5237] | 179 | T item = (listViewItem.Tag as T);
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[2746] | 180 | itemsListView.Items.Insert(index, listViewItem);
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[5237] | 181 | if (item != null) {
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| 182 | if (!itemListViewItemMapping.ContainsKey(item)) {
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| 183 | RegisterItemEvents(item);
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| 184 | itemListViewItemMapping.Add(item, new List<ListViewItem>());
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| 185 | }
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| 186 | itemListViewItemMapping[item].Add(listViewItem);
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[3341] | 187 | }
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[2746] | 188 | }
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| 189 | protected virtual void RemoveListViewItem(ListViewItem listViewItem) {
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[5371] | 190 | if (listViewItem == null) throw new ArgumentNullException();
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[5237] | 191 | T item = (listViewItem.Tag as T);
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| 192 | if (item != null) {
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| 193 | itemListViewItemMapping[item].Remove(listViewItem);
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| 194 | if (itemListViewItemMapping[item].Count == 0) {
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| 195 | itemListViewItemMapping.Remove(item);
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| 196 | DeregisterItemEvents(item);
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| 197 | }
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[3341] | 198 | }
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[2746] | 199 | listViewItem.Remove();
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| 200 | }
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[3341] | 201 | protected virtual void UpdateListViewItemImage(ListViewItem listViewItem) {
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[5371] | 202 | if (listViewItem == null) throw new ArgumentNullException();
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[2746] | 203 | T item = listViewItem.Tag as T;
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[3341] | 204 | int i = listViewItem.ImageIndex;
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[5839] | 205 | itemsListView.SmallImageList.Images[i] = item == null ? HeuristicLab.Common.Resources.VSImageLibrary.Nothing : item.ItemImage;
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[3341] | 206 | listViewItem.ImageIndex = -1;
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| 207 | listViewItem.ImageIndex = i;
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| 208 | }
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| 209 | protected virtual void UpdateListViewItemText(ListViewItem listViewItem) {
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[5371] | 210 | if (listViewItem == null) throw new ArgumentNullException();
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[3341] | 211 | T item = listViewItem.Tag as T;
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[2746] | 212 | listViewItem.Text = item == null ? "null" : item.ToString();
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| 213 | listViewItem.ToolTipText = item == null ? string.Empty : item.ItemName + ": " + item.ItemDescription;
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| 214 | }
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[5237] | 215 | protected virtual IEnumerable<ListViewItem> GetListViewItemsForItem(T item) {
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[5238] | 216 | if (item == null) {
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| 217 | List<ListViewItem> listViewItems = new List<ListViewItem>();
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| 218 | foreach (ListViewItem listViewItem in itemsListView.Items) {
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| 219 | if (listViewItem.Tag == null) listViewItems.Add(listViewItem);
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| 220 | }
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| 221 | return listViewItems;
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| 222 | } else {
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[5302] | 223 | List<ListViewItem> listViewItems = null;
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| 224 | itemListViewItemMapping.TryGetValue(item, out listViewItems);
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| 225 | return listViewItems == null ? Enumerable.Empty<ListViewItem>() : listViewItems;
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[5238] | 226 | }
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[5237] | 227 | }
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[2746] | 228 |
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[3362] | 229 | #region ListView Events
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[2746] | 230 | protected virtual void itemsListView_SelectedIndexChanged(object sender, EventArgs e) {
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[3456] | 231 | addButton.Enabled = itemsListView.SelectedItems.Count > 0 && (Content != null) && !Content.IsReadOnly && !ReadOnly;
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[2746] | 232 | moveUpButton.Enabled = itemsListView.SelectedItems.Count == 1 &&
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| 233 | itemsListView.SelectedIndices[0] != 0 &&
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[3456] | 234 | (Content != null) && !Content.IsReadOnly && !ReadOnly;
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[2746] | 235 | moveDownButton.Enabled = itemsListView.SelectedItems.Count == 1 &&
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| 236 | itemsListView.SelectedIndices[0] != itemsListView.Items.Count - 1 &&
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[3456] | 237 | (Content != null) && !Content.IsReadOnly && !ReadOnly;
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| 238 | removeButton.Enabled = itemsListView.SelectedItems.Count > 0 && (Content != null) && !Content.IsReadOnly && !ReadOnly;
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[2746] | 239 |
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[4096] | 240 | if (showDetailsCheckBox.Checked) {
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| 241 | if (itemsListView.SelectedItems.Count == 1) {
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| 242 | T item = itemsListView.SelectedItems[0].Tag as T;
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| 243 | detailsGroupBox.Enabled = true;
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| 244 | viewHost.Content = item;
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| 245 | } else {
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| 246 | viewHost.Content = null;
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| 247 | detailsGroupBox.Enabled = false;
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| 248 | }
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[2746] | 249 | }
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| 250 | }
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| 251 |
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| 252 | protected virtual void itemsListView_KeyDown(object sender, KeyEventArgs e) {
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| 253 | if (e.KeyCode == Keys.Delete) {
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[3435] | 254 | if ((itemsListView.SelectedItems.Count > 0) && !Content.IsReadOnly && !ReadOnly) {
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[2746] | 255 | foreach (ListViewItem item in itemsListView.SelectedItems)
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| 256 | Content[item.Index] = null;
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| 257 | }
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[12125] | 258 | } else if (e.KeyData == (Keys.Control | Keys.C)) {
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[12078] | 259 | if (itemsListView.SelectedItems.Count > 0) {
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| 260 | var builder = new StringBuilder();
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| 261 | foreach (ListViewItem selected in itemsListView.SelectedItems) {
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| 262 | builder.AppendLine(selected.Text);
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| 263 | }
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| 264 | Clipboard.SetText(builder.ToString());
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| 265 | }
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| 266 | }
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| 267 | }
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| 268 |
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[2746] | 269 | protected virtual void itemsListView_DoubleClick(object sender, EventArgs e) {
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| 270 | if (itemsListView.SelectedItems.Count == 1) {
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| 271 | T item = itemsListView.SelectedItems[0].Tag as T;
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| 272 | if (item != null) {
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[3557] | 273 | IContentView view = MainFormManager.MainForm.ShowContent(item);
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[3416] | 274 | if (view != null) {
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| 275 | view.ReadOnly = ReadOnly;
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[3423] | 276 | view.Locked = Locked;
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[3416] | 277 | }
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[2746] | 278 | }
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| 279 | }
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| 280 | }
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| 281 |
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| 282 | protected virtual void itemsListView_ItemDrag(object sender, ItemDragEventArgs e) {
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[3432] | 283 | if (!Locked) {
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[5744] | 284 | List<T> items = new List<T>();
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| 285 | foreach (ListViewItem listViewItem in itemsListView.SelectedItems) {
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| 286 | T item = listViewItem.Tag as T;
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| 287 | if (item != null) items.Add(item);
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| 288 | }
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| 289 |
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| 290 | if (items.Count > 0) {
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[3432] | 291 | DataObject data = new DataObject();
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[5837] | 292 | if (items.Count == 1) data.SetData(HeuristicLab.Common.Constants.DragDropDataFormat, items[0]);
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| 293 | else data.SetData(HeuristicLab.Common.Constants.DragDropDataFormat, items);
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[3435] | 294 | if (Content.IsReadOnly || ReadOnly) {
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[3432] | 295 | DoDragDrop(data, DragDropEffects.Copy | DragDropEffects.Link);
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| 296 | } else {
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| 297 | DragDropEffects result = DoDragDrop(data, DragDropEffects.Copy | DragDropEffects.Link | DragDropEffects.Move);
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[5744] | 298 | if ((result & DragDropEffects.Move) == DragDropEffects.Move) {
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| 299 | foreach (ListViewItem listViewItem in itemsListView.SelectedItems.Cast<ListViewItem>().ToArray())
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| 300 | Content[listViewItem.Index] = null;
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| 301 | }
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[3432] | 302 | }
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[2746] | 303 | }
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| 304 | }
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| 305 | }
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[5744] | 306 | protected virtual void itemsListView_DragEnter(object sender, DragEventArgs e) {
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[5837] | 307 | validDragOperation = !Content.IsReadOnly && !ReadOnly && e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat) is T;
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[5744] | 308 | }
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| 309 | protected virtual void itemsListView_DragOver(object sender, DragEventArgs e) {
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[2746] | 310 | e.Effect = DragDropEffects.None;
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[5744] | 311 | if (validDragOperation) {
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[2746] | 312 | Point p = itemsListView.PointToClient(new Point(e.X, e.Y));
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| 313 | ListViewItem listViewItem = itemsListView.GetItemAt(p.X, p.Y);
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| 314 | if (listViewItem != null) {
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[3694] | 315 | if ((e.KeyState & 32) == 32) e.Effect = DragDropEffects.Link; // ALT key
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[2746] | 316 | else if ((e.KeyState & 4) == 4) e.Effect = DragDropEffects.Move; // SHIFT key
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[5744] | 317 | else if (e.AllowedEffect.HasFlag(DragDropEffects.Copy)) e.Effect = DragDropEffects.Copy;
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| 318 | else if (e.AllowedEffect.HasFlag(DragDropEffects.Move)) e.Effect = DragDropEffects.Move;
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| 319 | else if (e.AllowedEffect.HasFlag(DragDropEffects.Link)) e.Effect = DragDropEffects.Link;
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[2746] | 320 | }
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| 321 | }
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| 322 | }
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| 323 | protected virtual void itemsListView_DragDrop(object sender, DragEventArgs e) {
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| 324 | if (e.Effect != DragDropEffects.None) {
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| 325 | Point p = itemsListView.PointToClient(new Point(e.X, e.Y));
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| 326 | ListViewItem listViewItem = itemsListView.GetItemAt(p.X, p.Y);
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[5837] | 327 | T item = e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat) as T;
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[5744] | 328 | Content[listViewItem.Index] = e.Effect.HasFlag(DragDropEffects.Copy) ? (T)item.Clone() : item;
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[2746] | 329 | }
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| 330 | }
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[17226] | 331 | protected virtual void itemsListView_Layout(object sender, LayoutEventArgs e) {
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| 332 | if (itemsListView.Columns.Count == 1)
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| 333 | AdjustListViewColumnSizes();
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| 334 | }
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[2746] | 335 | #endregion
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| 336 |
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| 337 | #region Button Events
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[3341] | 338 | protected virtual void addButton_Click(object sender, EventArgs e) {
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| 339 | if (itemsListView.SelectedItems.Count > 0) {
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| 340 | T item = CreateItem();
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| 341 | if (item != null) {
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| 342 | foreach (ListViewItem listViewItem in itemsListView.SelectedItems)
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| 343 | Content[listViewItem.Index] = item;
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| 344 | }
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| 345 | }
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| 346 | }
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[2746] | 347 | protected virtual void moveUpButton_Click(object sender, EventArgs e) {
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| 348 | if (itemsListView.SelectedItems.Count == 1) {
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| 349 | int index = itemsListView.SelectedIndices[0];
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[5928] | 350 | Content.Reverse(index - 1, 2);
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[2746] | 351 | itemsListView.Items[index].Selected = false;
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| 352 | itemsListView.Items[index - 1].Selected = true;
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| 353 | }
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| 354 | }
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| 355 | protected virtual void moveDownButton_Click(object sender, EventArgs e) {
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| 356 | if (itemsListView.SelectedItems.Count == 1) {
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| 357 | int index = itemsListView.SelectedIndices[0];
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[5928] | 358 | Content.Reverse(index, 2);
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[2746] | 359 | itemsListView.Items[index].Selected = false;
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| 360 | itemsListView.Items[index + 1].Selected = true;
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| 361 | }
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| 362 | }
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[3341] | 363 | protected virtual void removeButton_Click(object sender, EventArgs e) {
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| 364 | if (itemsListView.SelectedItems.Count > 0) {
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| 365 | foreach (ListViewItem item in itemsListView.SelectedItems)
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| 366 | Content[item.Index] = null;
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| 367 | }
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| 368 | }
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[2746] | 369 | #endregion
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| 370 |
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[4096] | 371 | #region CheckBox Events
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| 372 | protected virtual void showDetailsCheckBox_CheckedChanged(object sender, EventArgs e) {
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| 373 | if (showDetailsCheckBox.Checked) {
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| 374 | splitContainer.Panel2Collapsed = false;
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| 375 | detailsGroupBox.Enabled = itemsListView.SelectedItems.Count == 1;
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| 376 | viewHost.Content = itemsListView.SelectedItems.Count == 1 ? (T)itemsListView.SelectedItems[0].Tag : null;
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| 377 | } else {
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| 378 | splitContainer.Panel2Collapsed = true;
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| 379 | viewHost.Content = null;
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| 380 | }
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| 381 | }
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| 382 | #endregion
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| 383 |
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[2746] | 384 | #region Content Events
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| 385 | protected virtual void Content_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<IndexedItem<T>> e) {
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| 386 | if (InvokeRequired)
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| 387 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsReplaced), sender, e);
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| 388 | else {
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| 389 | int[] selected = new int[itemsListView.SelectedIndices.Count];
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| 390 | itemsListView.SelectedIndices.CopyTo(selected, 0);
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| 391 |
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| 392 | List<ListViewItem> listViewItems = new List<ListViewItem>();
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| 393 | foreach (IndexedItem<T> item in e.OldItems)
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| 394 | listViewItems.Add(itemsListView.Items[item.Index]);
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| 395 | foreach (ListViewItem listViewItem in listViewItems)
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| 396 | RemoveListViewItem(listViewItem);
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[5237] | 397 | RebuildImageList();
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[2746] | 398 |
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| 399 | foreach (IndexedItem<T> item in e.Items)
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| 400 | InsertListViewItem(item.Index, CreateListViewItem(item.Value));
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[4240] | 401 | AdjustListViewColumnSizes();
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[2746] | 402 |
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| 403 | for (int i = 0; i < selected.Length; i++)
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| 404 | itemsListView.Items[selected[i]].Selected = true;
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| 405 | }
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| 406 | }
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| 407 | protected virtual void Content_ItemsMoved(object sender, CollectionItemsChangedEventArgs<IndexedItem<T>> e) {
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| 408 | if (InvokeRequired)
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| 409 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsMoved), sender, e);
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| 410 | else {
|
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| 411 | foreach (IndexedItem<T> item in e.Items) {
|
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| 412 | ListViewItem listViewItem = itemsListView.Items[item.Index];
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[7161] | 413 | if (listViewItem.Tag != null)
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| 414 | itemListViewItemMapping[(T)listViewItem.Tag].Remove(listViewItem);
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[2746] | 415 | listViewItem.Tag = item.Value;
|
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[7161] | 416 | if (listViewItem.Tag != null)
|
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| 417 | itemListViewItemMapping[item.Value].Add(listViewItem);
|
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[3341] | 418 | UpdateListViewItemImage(listViewItem);
|
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| 419 | UpdateListViewItemText(listViewItem);
|
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[2746] | 420 | }
|
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| 421 | }
|
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| 422 | }
|
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| 423 | protected virtual void Content_CollectionReset(object sender, CollectionItemsChangedEventArgs<IndexedItem<T>> e) {
|
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| 424 | if (InvokeRequired)
|
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| 425 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_CollectionReset), sender, e);
|
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| 426 | else {
|
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| 427 | List<ListViewItem> listViewItems = new List<ListViewItem>();
|
---|
| 428 | foreach (IndexedItem<T> item in e.OldItems)
|
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| 429 | listViewItems.Add(itemsListView.Items[item.Index]);
|
---|
| 430 | foreach (ListViewItem listViewItem in listViewItems)
|
---|
| 431 | RemoveListViewItem(listViewItem);
|
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[5237] | 432 | RebuildImageList();
|
---|
[2746] | 433 |
|
---|
| 434 | foreach (IndexedItem<T> item in e.Items)
|
---|
| 435 | InsertListViewItem(item.Index, CreateListViewItem(item.Value));
|
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[4240] | 436 | AdjustListViewColumnSizes();
|
---|
[2746] | 437 | }
|
---|
| 438 | }
|
---|
| 439 | #endregion
|
---|
| 440 |
|
---|
| 441 | #region Item Events
|
---|
[3341] | 442 | protected virtual void Item_ItemImageChanged(object sender, EventArgs e) {
|
---|
| 443 | if (InvokeRequired)
|
---|
| 444 | Invoke(new EventHandler(Item_ItemImageChanged), sender, e);
|
---|
| 445 | else {
|
---|
| 446 | T item = (T)sender;
|
---|
[5237] | 447 | foreach (ListViewItem listViewItem in GetListViewItemsForItem(item))
|
---|
| 448 | UpdateListViewItemImage(listViewItem);
|
---|
[3341] | 449 | }
|
---|
| 450 | }
|
---|
[2932] | 451 | protected virtual void Item_ToStringChanged(object sender, EventArgs e) {
|
---|
[2746] | 452 | if (InvokeRequired)
|
---|
[2932] | 453 | Invoke(new EventHandler(Item_ToStringChanged), sender, e);
|
---|
[2746] | 454 | else {
|
---|
| 455 | T item = (T)sender;
|
---|
[5237] | 456 | foreach (ListViewItem listViewItem in GetListViewItemsForItem(item))
|
---|
| 457 | UpdateListViewItemText(listViewItem);
|
---|
[17226] | 458 | if (itemsListView.Columns.Count > 1)
|
---|
| 459 | AdjustListViewColumnSizes();
|
---|
[2746] | 460 | }
|
---|
| 461 | }
|
---|
| 462 | #endregion
|
---|
[3362] | 463 |
|
---|
| 464 | #region Helpers
|
---|
| 465 | protected virtual void AdjustListViewColumnSizes() {
|
---|
[17226] | 466 | if (itemsListView.Columns.Count == 1) {
|
---|
| 467 | if (itemsListView.Columns[0].Width != itemsListView.ClientSize.Width)
|
---|
| 468 | itemsListView.Columns[0].Width = itemsListView.ClientSize.Width;
|
---|
| 469 | } else {
|
---|
| 470 | if (itemsListView.Items.Count > 0) {
|
---|
| 471 | for (int i = 0; i < itemsListView.Columns.Count; i++)
|
---|
| 472 | itemsListView.Columns[i].AutoResize(ColumnHeaderAutoResizeStyle.ColumnContent);
|
---|
| 473 | }
|
---|
[3362] | 474 | }
|
---|
| 475 | }
|
---|
[5239] | 476 | protected virtual void RebuildImageList() {
|
---|
[5237] | 477 | itemsListView.SmallImageList.Images.Clear();
|
---|
[5239] | 478 | foreach (ListViewItem listViewItem in itemsListView.Items) {
|
---|
| 479 | T item = listViewItem.Tag as T;
|
---|
[5287] | 480 | itemsListView.SmallImageList.Images.Add(item == null ? HeuristicLab.Common.Resources.VSImageLibrary.Nothing : item.ItemImage);
|
---|
[5239] | 481 | listViewItem.ImageIndex = itemsListView.SmallImageList.Images.Count - 1;
|
---|
[5237] | 482 | }
|
---|
| 483 | }
|
---|
[3362] | 484 | #endregion
|
---|
[2746] | 485 | }
|
---|
| 486 | }
|
---|