[2655] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[9456] | 3 | * Copyright (C) 2002-2013 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[2655] | 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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[5744] | 23 | using System.Collections;
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[2655] | 24 | using System.Collections.Generic;
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| 25 | using System.Drawing;
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[5302] | 26 | using System.Linq;
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[2655] | 27 | using System.Windows.Forms;
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| 28 | using HeuristicLab.Collections;
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[6472] | 29 | using HeuristicLab.Common;
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[2655] | 30 | using HeuristicLab.MainForm;
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[2713] | 31 | using HeuristicLab.MainForm.WindowsForms;
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[3758] | 32 | using HeuristicLab.PluginInfrastructure;
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[2655] | 33 |
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| 34 | namespace HeuristicLab.Core.Views {
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[2917] | 35 | [View("ItemList View")]
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[2727] | 36 | [Content(typeof(ItemList<>), true)]
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[3393] | 37 | [Content(typeof(IItemList<>), false)]
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[3483] | 38 | public partial class ItemListView<T> : ItemView where T : class, IItem {
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[5237] | 39 | protected Dictionary<T, List<ListViewItem>> itemListViewItemMapping;
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[3407] | 40 | protected TypeSelectorDialog typeSelectorDialog;
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[5744] | 41 | protected bool validDragOperation;
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[3407] | 42 |
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[3393] | 43 | public new IItemList<T> Content {
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| 44 | get { return (IItemList<T>)base.Content; }
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[2713] | 45 | set { base.Content = value; }
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[2655] | 46 | }
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| 47 |
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| 48 | public ListView ItemsListView {
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| 49 | get { return itemsListView; }
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| 50 | }
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| 51 |
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| 52 | public ItemListView() {
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| 53 | InitializeComponent();
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[5237] | 54 | itemListViewItemMapping = new Dictionary<T, List<ListViewItem>>();
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[2655] | 55 | }
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| 56 |
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[5237] | 57 | protected override void Dispose(bool disposing) {
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| 58 | if (disposing) {
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| 59 | if (typeSelectorDialog != null) typeSelectorDialog.Dispose();
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| 60 | if (components != null) components.Dispose();
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| 61 | }
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| 62 | base.Dispose(disposing);
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| 63 | }
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| 64 |
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[2713] | 65 | protected override void DeregisterContentEvents() {
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| 66 | Content.ItemsAdded -= new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsAdded);
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| 67 | Content.ItemsRemoved -= new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsRemoved);
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| 68 | Content.ItemsReplaced -= new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsReplaced);
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| 69 | Content.ItemsMoved -= new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsMoved);
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| 70 | Content.CollectionReset -= new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_CollectionReset);
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[5237] | 71 | foreach (T item in itemListViewItemMapping.Keys) {
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| 72 | DeregisterItemEvents(item);
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[5070] | 73 | }
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[2713] | 74 | base.DeregisterContentEvents();
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[2655] | 75 | }
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[2713] | 76 | protected override void RegisterContentEvents() {
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| 77 | base.RegisterContentEvents();
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| 78 | Content.ItemsAdded += new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsAdded);
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| 79 | Content.ItemsRemoved += new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsRemoved);
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| 80 | Content.ItemsReplaced += new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsReplaced);
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| 81 | Content.ItemsMoved += new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsMoved);
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| 82 | Content.CollectionReset += new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_CollectionReset);
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[2655] | 83 | }
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[5237] | 84 | protected virtual void DeregisterItemEvents(T item) {
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| 85 | item.ItemImageChanged -= new EventHandler(Item_ItemImageChanged);
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| 86 | item.ToStringChanged -= new EventHandler(Item_ToStringChanged);
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| 87 | }
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| 88 | protected virtual void RegisterItemEvents(T item) {
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| 89 | item.ItemImageChanged += new EventHandler(Item_ItemImageChanged);
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| 90 | item.ToStringChanged += new EventHandler(Item_ToStringChanged);
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| 91 | }
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[2655] | 92 |
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[2713] | 93 | protected override void OnContentChanged() {
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| 94 | base.OnContentChanged();
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[3775] | 95 |
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| 96 | int selectedIndex = -1;
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| 97 | if (itemsListView.SelectedItems.Count == 1) selectedIndex = itemsListView.SelectedIndices[0];
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| 98 |
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[5237] | 99 | itemsListView.Items.Clear();
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| 100 | itemListViewItemMapping.Clear();
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| 101 | RebuildImageList();
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[2713] | 102 | viewHost.Content = null;
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| 103 | if (Content != null) {
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| 104 | foreach (T item in Content)
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[2655] | 105 | AddListViewItem(CreateListViewItem(item));
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[4240] | 106 | AdjustListViewColumnSizes();
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[3775] | 107 | if ((selectedIndex != -1) && (selectedIndex < itemsListView.Items.Count))
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| 108 | itemsListView.Items[selectedIndex].Selected = true;
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[2655] | 109 | }
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[3362] | 110 | SetEnabledStateOfControls();
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[2655] | 111 | }
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| 112 |
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[3904] | 113 | protected override void SetEnabledStateOfControls() {
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| 114 | base.SetEnabledStateOfControls();
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[3362] | 115 | if (Content == null) {
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| 116 | addButton.Enabled = false;
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| 117 | moveUpButton.Enabled = false;
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| 118 | moveDownButton.Enabled = false;
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| 119 | removeButton.Enabled = false;
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| 120 | itemsListView.Enabled = false;
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| 121 | detailsGroupBox.Enabled = false;
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| 122 | } else {
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[3435] | 123 | addButton.Enabled = !Content.IsReadOnly && !ReadOnly;
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[3362] | 124 | moveUpButton.Enabled = itemsListView.SelectedItems.Count == 1 &&
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| 125 | itemsListView.SelectedIndices[0] != 0 &&
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[3435] | 126 | !Content.IsReadOnly && !ReadOnly;
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[3362] | 127 | moveDownButton.Enabled = itemsListView.SelectedItems.Count == 1 &&
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| 128 | itemsListView.SelectedIndices[0] != itemsListView.Items.Count - 1 &&
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[3435] | 129 | !Content.IsReadOnly && !ReadOnly;
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[3362] | 130 | removeButton.Enabled = itemsListView.SelectedItems.Count > 0 &&
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[3435] | 131 | !Content.IsReadOnly && !ReadOnly;
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[3362] | 132 | itemsListView.Enabled = true;
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[4099] | 133 | detailsGroupBox.Enabled = itemsListView.SelectedItems.Count == 1;
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[3362] | 134 | }
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| 135 | }
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| 136 |
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[2655] | 137 | protected virtual T CreateItem() {
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[3407] | 138 | if (typeSelectorDialog == null) {
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| 139 | typeSelectorDialog = new TypeSelectorDialog();
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| 140 | typeSelectorDialog.Caption = "Select Item";
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| 141 | typeSelectorDialog.TypeSelector.Caption = "Available Items";
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[3588] | 142 | typeSelectorDialog.TypeSelector.Configure(typeof(T), false, true);
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[2655] | 143 | }
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[3407] | 144 |
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| 145 | if (typeSelectorDialog.ShowDialog(this) == DialogResult.OK) {
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| 146 | try {
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| 147 | return (T)typeSelectorDialog.TypeSelector.CreateInstanceOfSelectedType();
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[10042] | 148 | } catch (Exception ex) {
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[3758] | 149 | ErrorHandling.ShowErrorDialog(this, ex);
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[3407] | 150 | }
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[2655] | 151 | }
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[3407] | 152 | return null;
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[2655] | 153 | }
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| 154 | protected virtual ListViewItem CreateListViewItem(T item) {
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| 155 | ListViewItem listViewItem = new ListViewItem();
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[5237] | 156 | if (item == null) {
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| 157 | listViewItem.Text = "null";
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[5287] | 158 | itemsListView.SmallImageList.Images.Add(HeuristicLab.Common.Resources.VSImageLibrary.Nothing);
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[5237] | 159 | listViewItem.ImageIndex = itemsListView.SmallImageList.Images.Count - 1;
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| 160 | } else {
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| 161 | listViewItem.Text = item.ToString();
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| 162 | listViewItem.ToolTipText = item.ItemName + ": " + item.ItemDescription;
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| 163 | itemsListView.SmallImageList.Images.Add(item.ItemImage);
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| 164 | listViewItem.ImageIndex = itemsListView.SmallImageList.Images.Count - 1;
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| 165 | listViewItem.Tag = item;
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| 166 | }
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[2655] | 167 | return listViewItem;
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| 168 | }
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| 169 | protected virtual void AddListViewItem(ListViewItem listViewItem) {
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[5371] | 170 | if (listViewItem == null) throw new ArgumentNullException();
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[5237] | 171 | T item = (listViewItem.Tag as T);
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[2655] | 172 | itemsListView.Items.Add(listViewItem);
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[5237] | 173 | if (item != null) {
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| 174 | if (!itemListViewItemMapping.ContainsKey(item)) {
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| 175 | RegisterItemEvents(item);
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| 176 | itemListViewItemMapping.Add(item, new List<ListViewItem>());
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| 177 | }
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| 178 | itemListViewItemMapping[item].Add(listViewItem);
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| 179 | }
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[2655] | 180 | }
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| 181 | protected virtual void InsertListViewItem(int index, ListViewItem listViewItem) {
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[5371] | 182 | if (listViewItem == null) throw new ArgumentNullException();
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[5237] | 183 | T item = (listViewItem.Tag as T);
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[2655] | 184 | itemsListView.Items.Insert(index, listViewItem);
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[5237] | 185 | if (item != null) {
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| 186 | if (!itemListViewItemMapping.ContainsKey(item)) {
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| 187 | RegisterItemEvents(item);
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| 188 | itemListViewItemMapping.Add(item, new List<ListViewItem>());
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| 189 | }
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| 190 | itemListViewItemMapping[item].Add(listViewItem);
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| 191 | }
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[2655] | 192 | }
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| 193 | protected virtual void RemoveListViewItem(ListViewItem listViewItem) {
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[5371] | 194 | if (listViewItem == null) throw new ArgumentNullException();
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[5237] | 195 | T item = (listViewItem.Tag as T);
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| 196 | if (item != null) {
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| 197 | itemListViewItemMapping[item].Remove(listViewItem);
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| 198 | if (itemListViewItemMapping[item].Count == 0) {
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| 199 | itemListViewItemMapping.Remove(item);
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| 200 | DeregisterItemEvents(item);
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| 201 | }
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| 202 | }
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[2655] | 203 | listViewItem.Remove();
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| 204 | }
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[3327] | 205 | protected virtual void UpdateListViewItemImage(ListViewItem listViewItem) {
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[5371] | 206 | if (listViewItem == null) throw new ArgumentNullException();
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[5237] | 207 | T item = listViewItem.Tag as T;
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[3327] | 208 | int i = listViewItem.ImageIndex;
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[5839] | 209 | itemsListView.SmallImageList.Images[i] = item == null ? HeuristicLab.Common.Resources.VSImageLibrary.Nothing : item.ItemImage;
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[3327] | 210 | listViewItem.ImageIndex = -1;
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| 211 | listViewItem.ImageIndex = i;
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[2655] | 212 | }
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[3327] | 213 | protected virtual void UpdateListViewItemText(ListViewItem listViewItem) {
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[5371] | 214 | if (listViewItem == null) throw new ArgumentNullException();
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[5237] | 215 | T item = listViewItem.Tag as T;
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| 216 | listViewItem.Text = item == null ? "null" : item.ToString();
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| 217 | listViewItem.ToolTipText = item == null ? string.Empty : item.ItemName + ": " + item.ItemDescription;
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[3327] | 218 | }
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[5237] | 219 | protected virtual IEnumerable<ListViewItem> GetListViewItemsForItem(T item) {
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[5238] | 220 | if (item == null) {
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| 221 | List<ListViewItem> listViewItems = new List<ListViewItem>();
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| 222 | foreach (ListViewItem listViewItem in itemsListView.Items) {
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| 223 | if (listViewItem.Tag == null) listViewItems.Add(listViewItem);
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| 224 | }
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| 225 | return listViewItems;
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| 226 | } else {
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[5302] | 227 | List<ListViewItem> listViewItems = null;
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| 228 | itemListViewItemMapping.TryGetValue(item, out listViewItems);
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| 229 | return listViewItems == null ? Enumerable.Empty<ListViewItem>() : listViewItems;
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[5238] | 230 | }
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[5237] | 231 | }
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[2655] | 232 |
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[3362] | 233 | #region ListView Events
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[2655] | 234 | protected virtual void itemsListView_SelectedIndexChanged(object sender, EventArgs e) {
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| 235 | moveUpButton.Enabled = itemsListView.SelectedItems.Count == 1 &&
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| 236 | itemsListView.SelectedIndices[0] != 0 &&
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[3456] | 237 | (Content != null) && !Content.IsReadOnly && !ReadOnly;
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[2655] | 238 | moveDownButton.Enabled = itemsListView.SelectedItems.Count == 1 &&
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| 239 | itemsListView.SelectedIndices[0] != itemsListView.Items.Count - 1 &&
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[3456] | 240 | (Content != null) && !Content.IsReadOnly && !ReadOnly;
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[2655] | 241 | removeButton.Enabled = itemsListView.SelectedItems.Count > 0 &&
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[3456] | 242 | (Content != null) && !Content.IsReadOnly && !ReadOnly;
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[3829] | 243 | AdjustListViewColumnSizes();
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[10089] | 244 | if (itemsListView.SelectedItems.Count == 1) {
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| 245 | var item = (T)itemsListView.SelectedItems[0].Tag;
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| 246 | var mainForm = MainFormManager.GetMainForm<MainForm.WindowsForms.MainForm>();
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[10093] | 247 | var outermostViewHost = mainForm.ShowContentInOutermostViewHost(item, this, true);
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[10103] | 248 | if (outermostViewHost != null && outermostViewHost.HotlinkingEnabled) {
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[10089] | 249 | outermostViewHost.ActiveView.ReadOnly = ReadOnly;
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| 250 | outermostViewHost.ActiveView.Locked = Locked;
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[4069] | 251 | } else {
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[10089] | 252 | if (showDetailsCheckBox.Checked) {
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| 253 | detailsGroupBox.Enabled = true;
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| 254 | viewHost.Content = item;
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| 255 | } else {
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| 256 | viewHost.Content = null;
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| 257 | detailsGroupBox.Enabled = false;
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| 258 | }
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[4069] | 259 | }
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[2655] | 260 | }
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| 261 | }
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| 262 |
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| 263 | protected virtual void itemsListView_KeyDown(object sender, KeyEventArgs e) {
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| 264 | if (e.KeyCode == Keys.Delete) {
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[3435] | 265 | if ((itemsListView.SelectedItems.Count > 0) && !Content.IsReadOnly && !ReadOnly) {
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[2655] | 266 | foreach (ListViewItem item in itemsListView.SelectedItems)
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[2713] | 267 | Content.RemoveAt(item.Index);
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[2655] | 268 | }
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| 269 | }
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| 270 | }
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| 271 |
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| 272 | protected virtual void itemsListView_DoubleClick(object sender, EventArgs e) {
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| 273 | if (itemsListView.SelectedItems.Count == 1) {
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[10089] | 274 | var item = (T)itemsListView.SelectedItems[0].Tag;
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| 275 | var mainForm = MainFormManager.GetMainForm<MainForm.WindowsForms.MainForm>();
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[10093] | 276 | var outermostViewHost = mainForm.ShowContentInOutermostViewHost(item, this);
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[10103] | 277 | if (outermostViewHost != null) {
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| 278 | outermostViewHost.ActiveView.ReadOnly = ReadOnly;
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| 279 | outermostViewHost.ActiveView.Locked = Locked;
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| 280 | }
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[2655] | 281 | }
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| 282 | }
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| 283 |
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| 284 | protected virtual void itemsListView_ItemDrag(object sender, ItemDragEventArgs e) {
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[3432] | 285 | if (!Locked) {
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[5744] | 286 | List<T> items = new List<T>();
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| 287 | foreach (ListViewItem listViewItem in itemsListView.SelectedItems) {
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| 288 | T item = listViewItem.Tag as T;
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| 289 | if (item != null) items.Add(item);
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| 290 | }
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| 291 |
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| 292 | if (items.Count > 0) {
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[5237] | 293 | DataObject data = new DataObject();
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[5837] | 294 | if (items.Count == 1) data.SetData(HeuristicLab.Common.Constants.DragDropDataFormat, items[0]);
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| 295 | else data.SetData(HeuristicLab.Common.Constants.DragDropDataFormat, items);
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[5237] | 296 | if (Content.IsReadOnly || ReadOnly) {
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| 297 | DoDragDrop(data, DragDropEffects.Copy | DragDropEffects.Link);
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| 298 | } else {
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| 299 | DragDropEffects result = DoDragDrop(data, DragDropEffects.Copy | DragDropEffects.Link | DragDropEffects.Move);
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[5744] | 300 | if ((result & DragDropEffects.Move) == DragDropEffects.Move) {
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| 301 | foreach (ListViewItem listViewItem in itemsListView.SelectedItems.Cast<ListViewItem>().ToArray()) {
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| 302 | if (listViewItem.Tag != null) Content.RemoveAt(listViewItem.Index);
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| 303 | }
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| 304 | }
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[5237] | 305 | }
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[3432] | 306 | }
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[2655] | 307 | }
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| 308 | }
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[5744] | 309 | protected virtual void itemsListView_DragEnter(object sender, DragEventArgs e) {
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| 310 | validDragOperation = false;
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[5837] | 311 | if (!Content.IsReadOnly && !ReadOnly && (e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat) is T)) {
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[5744] | 312 | validDragOperation = true;
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[5837] | 313 | } else if (!Content.IsReadOnly && !ReadOnly && (e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat) is IEnumerable)) {
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[5744] | 314 | validDragOperation = true;
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[5837] | 315 | IEnumerable items = (IEnumerable)e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat);
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[5744] | 316 | foreach (object item in items)
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| 317 | validDragOperation = validDragOperation && (item is T);
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| 318 | }
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| 319 | }
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| 320 | protected virtual void itemsListView_DragOver(object sender, DragEventArgs e) {
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[2655] | 321 | e.Effect = DragDropEffects.None;
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[5744] | 322 | if (validDragOperation) {
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[3694] | 323 | if ((e.KeyState & 32) == 32) e.Effect = DragDropEffects.Link; // ALT key
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[2694] | 324 | else if ((e.KeyState & 4) == 4) e.Effect = DragDropEffects.Move; // SHIFT key
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[5744] | 325 | else if (e.AllowedEffect.HasFlag(DragDropEffects.Copy)) e.Effect = DragDropEffects.Copy;
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| 326 | else if (e.AllowedEffect.HasFlag(DragDropEffects.Move)) e.Effect = DragDropEffects.Move;
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| 327 | else if (e.AllowedEffect.HasFlag(DragDropEffects.Link)) e.Effect = DragDropEffects.Link;
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[2655] | 328 | }
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| 329 | }
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| 330 | protected virtual void itemsListView_DragDrop(object sender, DragEventArgs e) {
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| 331 | if (e.Effect != DragDropEffects.None) {
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| 332 | Point p = itemsListView.PointToClient(new Point(e.X, e.Y));
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| 333 | ListViewItem listViewItem = itemsListView.GetItemAt(p.X, p.Y);
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[5744] | 334 |
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[5837] | 335 | if (e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat) is T) {
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| 336 | T item = (T)e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat);
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[5744] | 337 | if (listViewItem != null) Content.Insert(listViewItem.Index, e.Effect.HasFlag(DragDropEffects.Copy) ? (T)item.Clone() : item);
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| 338 | else Content.Add(e.Effect.HasFlag(DragDropEffects.Copy) ? (T)item.Clone() : item);
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[5837] | 339 | } else if (e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat) is IEnumerable) {
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| 340 | IEnumerable<T> items = ((IEnumerable)e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat)).Cast<T>();
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[6472] | 341 | if (e.Effect.HasFlag(DragDropEffects.Copy)) {
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| 342 | Cloner cloner = new Cloner();
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[6527] | 343 | items = items.Select(x => cloner.Clone(x));
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[6472] | 344 | }
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[5744] | 345 | foreach (T item in items) {
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[6472] | 346 | if (listViewItem != null) Content.Insert(listViewItem.Index, item);
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| 347 | else Content.Add(item);
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[5744] | 348 | }
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| 349 | }
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[2655] | 350 | }
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| 351 | }
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| 352 | #endregion
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| 353 |
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| 354 | #region Button Events
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| 355 | protected virtual void addButton_Click(object sender, EventArgs e) {
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| 356 | T item = CreateItem();
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| 357 | if (item != null)
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[2713] | 358 | Content.Add(item);
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[2655] | 359 | }
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| 360 | protected virtual void moveUpButton_Click(object sender, EventArgs e) {
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| 361 | if (itemsListView.SelectedItems.Count == 1) {
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| 362 | int index = itemsListView.SelectedIndices[0];
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[5928] | 363 | Content.Reverse(index - 1, 2);
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[2655] | 364 | itemsListView.Items[index].Selected = false;
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| 365 | itemsListView.Items[index - 1].Selected = true;
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| 366 | }
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| 367 | }
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| 368 | protected virtual void moveDownButton_Click(object sender, EventArgs e) {
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| 369 | if (itemsListView.SelectedItems.Count == 1) {
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| 370 | int index = itemsListView.SelectedIndices[0];
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[5928] | 371 | Content.Reverse(index, 2);
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[2655] | 372 | itemsListView.Items[index].Selected = false;
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| 373 | itemsListView.Items[index + 1].Selected = true;
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| 374 | }
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| 375 | }
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| 376 | protected virtual void removeButton_Click(object sender, EventArgs e) {
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| 377 | if (itemsListView.SelectedItems.Count > 0) {
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| 378 | foreach (ListViewItem item in itemsListView.SelectedItems)
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[2713] | 379 | Content.RemoveAt(item.Index);
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[2655] | 380 | }
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| 381 | }
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| 382 | #endregion
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| 383 |
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[4069] | 384 | #region CheckBox Events
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[4096] | 385 | protected virtual void showDetailsCheckBox_CheckedChanged(object sender, EventArgs e) {
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[4069] | 386 | if (showDetailsCheckBox.Checked) {
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| 387 | splitContainer.Panel2Collapsed = false;
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| 388 | detailsGroupBox.Enabled = itemsListView.SelectedItems.Count == 1;
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| 389 | viewHost.Content = itemsListView.SelectedItems.Count == 1 ? (T)itemsListView.SelectedItems[0].Tag : null;
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| 390 | } else {
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| 391 | splitContainer.Panel2Collapsed = true;
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[4096] | 392 | viewHost.Content = null;
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[4069] | 393 | }
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| 394 | }
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| 395 | #endregion
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| 396 |
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[2713] | 397 | #region Content Events
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| 398 | protected virtual void Content_ItemsAdded(object sender, CollectionItemsChangedEventArgs<IndexedItem<T>> e) {
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[2655] | 399 | if (InvokeRequired)
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[2713] | 400 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsAdded), sender, e);
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[4240] | 401 | else {
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[2655] | 402 | foreach (IndexedItem<T> item in e.Items)
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| 403 | InsertListViewItem(item.Index, CreateListViewItem(item.Value));
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[4240] | 404 | AdjustListViewColumnSizes();
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| 405 | }
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[2655] | 406 | }
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[2713] | 407 | protected virtual void Content_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<IndexedItem<T>> e) {
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[2655] | 408 | if (InvokeRequired)
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[2713] | 409 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsRemoved), sender, e);
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[2655] | 410 | else {
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| 411 | List<ListViewItem> listViewItems = new List<ListViewItem>();
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| 412 | foreach (IndexedItem<T> item in e.Items)
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| 413 | listViewItems.Add(itemsListView.Items[item.Index]);
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| 414 | foreach (ListViewItem listViewItem in listViewItems)
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| 415 | RemoveListViewItem(listViewItem);
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[5237] | 416 | RebuildImageList();
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[2655] | 417 | }
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| 418 | }
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[2713] | 419 | protected virtual void Content_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<IndexedItem<T>> e) {
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[2655] | 420 | if (InvokeRequired)
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[2713] | 421 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsReplaced), sender, e);
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[2655] | 422 | else {
|
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| 423 | int[] selected = new int[itemsListView.SelectedIndices.Count];
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| 424 | itemsListView.SelectedIndices.CopyTo(selected, 0);
|
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| 425 |
|
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| 426 | List<ListViewItem> listViewItems = new List<ListViewItem>();
|
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| 427 | foreach (IndexedItem<T> item in e.OldItems)
|
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| 428 | listViewItems.Add(itemsListView.Items[item.Index]);
|
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| 429 | foreach (ListViewItem listViewItem in listViewItems)
|
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| 430 | RemoveListViewItem(listViewItem);
|
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[5237] | 431 | RebuildImageList();
|
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[2655] | 432 |
|
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| 433 | foreach (IndexedItem<T> item in e.Items)
|
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| 434 | InsertListViewItem(item.Index, CreateListViewItem(item.Value));
|
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[4240] | 435 | AdjustListViewColumnSizes();
|
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[2655] | 436 |
|
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| 437 | for (int i = 0; i < selected.Length; i++)
|
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| 438 | itemsListView.Items[selected[i]].Selected = true;
|
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| 439 | }
|
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| 440 | }
|
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[2713] | 441 | protected virtual void Content_ItemsMoved(object sender, CollectionItemsChangedEventArgs<IndexedItem<T>> e) {
|
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[2655] | 442 | if (InvokeRequired)
|
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[2713] | 443 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_ItemsMoved), sender, e);
|
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[2655] | 444 | else {
|
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| 445 | foreach (IndexedItem<T> item in e.Items) {
|
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| 446 | ListViewItem listViewItem = itemsListView.Items[item.Index];
|
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[7161] | 447 | if (listViewItem.Tag != null)
|
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| 448 | itemListViewItemMapping[(T)listViewItem.Tag].Remove(listViewItem);
|
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[2655] | 449 | listViewItem.Tag = item.Value;
|
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[7161] | 450 | if (listViewItem.Tag != null)
|
---|
| 451 | itemListViewItemMapping[item.Value].Add(listViewItem);
|
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[3327] | 452 | UpdateListViewItemImage(listViewItem);
|
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| 453 | UpdateListViewItemText(listViewItem);
|
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[2655] | 454 | }
|
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| 455 | }
|
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| 456 | }
|
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[2713] | 457 | protected virtual void Content_CollectionReset(object sender, CollectionItemsChangedEventArgs<IndexedItem<T>> e) {
|
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[2655] | 458 | if (InvokeRequired)
|
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[2713] | 459 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<T>>(Content_CollectionReset), sender, e);
|
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[2655] | 460 | else {
|
---|
| 461 | List<ListViewItem> listViewItems = new List<ListViewItem>();
|
---|
| 462 | foreach (IndexedItem<T> item in e.OldItems)
|
---|
| 463 | listViewItems.Add(itemsListView.Items[item.Index]);
|
---|
| 464 | foreach (ListViewItem listViewItem in listViewItems)
|
---|
| 465 | RemoveListViewItem(listViewItem);
|
---|
[5237] | 466 | RebuildImageList();
|
---|
[2655] | 467 |
|
---|
| 468 | foreach (IndexedItem<T> item in e.Items)
|
---|
| 469 | InsertListViewItem(item.Index, CreateListViewItem(item.Value));
|
---|
[4240] | 470 | AdjustListViewColumnSizes();
|
---|
[2655] | 471 | }
|
---|
| 472 | }
|
---|
| 473 | #endregion
|
---|
| 474 |
|
---|
| 475 | #region Item Events
|
---|
[3306] | 476 | protected virtual void Item_ItemImageChanged(object sender, EventArgs e) {
|
---|
| 477 | if (InvokeRequired)
|
---|
| 478 | Invoke(new EventHandler(Item_ItemImageChanged), sender, e);
|
---|
| 479 | else {
|
---|
| 480 | T item = (T)sender;
|
---|
[5237] | 481 | foreach (ListViewItem listViewItem in GetListViewItemsForItem(item))
|
---|
| 482 | UpdateListViewItemImage(listViewItem);
|
---|
[3306] | 483 | }
|
---|
| 484 | }
|
---|
[2932] | 485 | protected virtual void Item_ToStringChanged(object sender, EventArgs e) {
|
---|
[2655] | 486 | if (InvokeRequired)
|
---|
[2932] | 487 | Invoke(new EventHandler(Item_ToStringChanged), sender, e);
|
---|
[2655] | 488 | else {
|
---|
| 489 | T item = (T)sender;
|
---|
[5237] | 490 | foreach (ListViewItem listViewItem in GetListViewItemsForItem(item))
|
---|
| 491 | UpdateListViewItemText(listViewItem);
|
---|
[9755] | 492 | AdjustListViewColumnSizes();
|
---|
[2655] | 493 | }
|
---|
| 494 | }
|
---|
| 495 | #endregion
|
---|
[3362] | 496 |
|
---|
| 497 | #region Helpers
|
---|
| 498 | protected virtual void AdjustListViewColumnSizes() {
|
---|
| 499 | if (itemsListView.Items.Count > 0) {
|
---|
| 500 | for (int i = 0; i < itemsListView.Columns.Count; i++)
|
---|
| 501 | itemsListView.Columns[i].AutoResize(ColumnHeaderAutoResizeStyle.ColumnContent);
|
---|
| 502 | }
|
---|
| 503 | }
|
---|
[5239] | 504 | protected virtual void RebuildImageList() {
|
---|
[5237] | 505 | itemsListView.SmallImageList.Images.Clear();
|
---|
[5239] | 506 | foreach (ListViewItem listViewItem in itemsListView.Items) {
|
---|
| 507 | T item = listViewItem.Tag as T;
|
---|
[5287] | 508 | itemsListView.SmallImageList.Images.Add(item == null ? HeuristicLab.Common.Resources.VSImageLibrary.Nothing : item.ItemImage);
|
---|
[5239] | 509 | listViewItem.ImageIndex = itemsListView.SmallImageList.Images.Count - 1;
|
---|
[5237] | 510 | }
|
---|
| 511 | }
|
---|
[3362] | 512 | #endregion
|
---|
[2655] | 513 | }
|
---|
| 514 | }
|
---|