[187] | 1 | using System;
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| 2 | using System.Collections.Generic;
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| 3 | using System.ComponentModel;
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| 4 | using System.Drawing;
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| 5 | using System.Data;
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| 6 | using System.Text;
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| 7 | using System.Windows.Forms;
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| 8 | using HeuristicLab.Core;
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| 9 |
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| 10 | namespace HeuristicLab.Data {
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| 11 | public partial class ItemDictionaryView<K, V> : ViewBase
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| 12 | where K : IItem
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| 13 | where V : IItem {
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| 14 |
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| 15 | private EditKeyValueDialog editKeyValueDialog;
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| 16 |
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| 17 | public ItemDictionary<K,V> ItemDictionary {
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| 18 | get { return (ItemDictionary<K,V>) Item; }
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| 19 | set { base.Item = value; }
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| 20 | }
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| 21 |
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| 22 | private ListViewItem CreateListViewItem(K key, V value) {
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| 23 | ListViewItem item = new ListViewItem(key.ToString());
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| 24 | item.Name = key.ToString();
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| 25 | item.SubItems.Add(value.ToString());
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| 26 | item.SubItems[0].Tag = key;
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| 27 | item.SubItems[1].Tag = value;
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| 28 | return item;
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| 29 | }
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| 30 |
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| 31 | public ItemDictionaryView() : this(new ItemDictionary<K,V>()) { }
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| 32 |
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| 33 | public ItemDictionaryView(ItemDictionary<K,V> dictionary) {
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| 34 | InitializeComponent();
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| 35 | ItemDictionary = dictionary;
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| 36 | listView.View = View.Details;
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| 37 | listView.Columns[0].Text = "Key";
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| 38 | listView.Columns[1].Text = "Value";
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| 39 | valueTypeTextBox.Text = typeof(V).ToString();
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| 40 | keyTypeTextBox.Text = typeof(K).ToString();
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| 41 | }
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| 42 |
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| 43 | protected override void RemoveItemEvents() {
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| 44 | ItemDictionary.ItemAdded -= new EventHandler<KeyValueEventArgs>(ItemDictionary_ItemInserted);
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| 45 | ItemDictionary.ItemRemoved -= new EventHandler<KeyValueEventArgs>(ItemDictionary_ItemRemoved);
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| 46 | ItemDictionary.Cleared -= new EventHandler(ItemDictionary_Cleared);
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| 47 | base.RemoveItemEvents();
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| 48 | }
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| 49 |
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| 50 | protected override void AddItemEvents() {
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| 51 | base.AddItemEvents();
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| 52 | ItemDictionary.ItemAdded += new EventHandler<KeyValueEventArgs>(ItemDictionary_ItemInserted);
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| 53 | ItemDictionary.ItemRemoved += new EventHandler<KeyValueEventArgs>(ItemDictionary_ItemRemoved);
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| 54 | ItemDictionary.Cleared += new EventHandler(ItemDictionary_Cleared);
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| 55 | }
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| 56 |
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| 57 | private void listView_SelectedIndexChanged(object sender, EventArgs e) {
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| 58 | if (detailsPanel.Controls.Count > 0)
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| 59 | detailsPanel.Controls[0].Dispose();
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| 60 | if (keyPanel.Controls.Count > 0)
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| 61 | keyPanel.Controls[0].Dispose();
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| 62 | detailsPanel.Controls.Clear();
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| 63 | keyPanel.Controls.Clear();
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| 64 | detailsPanel.Enabled = false;
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| 65 | keyPanel.Enabled = false;
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| 66 | removeButton.Enabled = false;
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| 67 | if (listView.SelectedItems.Count > 0) {
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| 68 | removeButton.Enabled = true;
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| 69 | }
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| 70 | if (listView.SelectedItems.Count == 1) {
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| 71 | K key = (K) listView.SelectedItems[0].SubItems[0].Tag;
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| 72 | V data = (V) listView.SelectedItems[0].SubItems[1].Tag;
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| 73 | Control keyView = (Control) key.CreateView();
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| 74 | Control dataView = (Control) data.CreateView();
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| 75 | keyPanel.Controls.Add(keyView);
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| 76 | detailsPanel.Controls.Add(dataView);
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| 77 | detailsPanel.Enabled = true;
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| 78 | }
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| 79 | keyPanel.Enabled = false;
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| 80 | }
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| 81 |
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| 82 | #region Item and ItemDictionary Events
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| 83 | private void ItemDictionary_ItemInserted(object sender, KeyValueEventArgs e) {
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| 84 | if (InvokeRequired)
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| 85 | Invoke(new EventHandler<KeyValueEventArgs>(ItemDictionary_ItemInserted), sender, e);
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| 86 | else {
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| 87 | ListViewItem item = CreateListViewItem((K) e.Key, (V) e.Value);
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| 88 | listView.Items.Insert(listView.Items.Count, item);
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| 89 | item.Name = e.Key.ToString();
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| 90 | e.Value.Changed += new EventHandler(Item_Changed);
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| 91 | e.Key.Changed += new EventHandler(Item_Changed);
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| 92 | }
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| 93 | }
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| 94 |
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| 95 | private void ItemDictionary_ItemRemoved(object sender, KeyValueEventArgs e) {
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| 96 | if (InvokeRequired)
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| 97 | Invoke(new EventHandler<KeyValueEventArgs>(ItemDictionary_ItemRemoved), sender, e);
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| 98 | else {
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| 99 | int index = listView.Items.IndexOfKey(e.Key.ToString());
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| 100 | listView.Items.RemoveAt(index);
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| 101 | e.Key.Changed -= new EventHandler(Item_Changed);
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| 102 | e.Value.Changed += new EventHandler(Item_Changed);
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| 103 | }
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| 104 | }
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| 105 |
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| 106 | private void ItemDictionary_Cleared(object sender, EventArgs e) {
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| 107 | Refresh();
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| 108 | }
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| 109 |
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| 110 | private void Item_Changed(object sender, EventArgs e) {
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| 111 | if (InvokeRequired)
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| 112 | Invoke(new EventHandler(Item_Changed), sender, e);
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| 113 | else {
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| 114 | IItem data = (IItem) sender;
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| 115 | foreach (ListViewItem item in listView.Items) {
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| 116 | if (item.SubItems[0].Tag == data) {
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| 117 | item.SubItems[0].Text = data.ToString();
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| 118 | item.Name = data.ToString();
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| 119 | } else if (item.SubItems[1].Tag == data) {
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| 120 | item.SubItems[1].Text = data.ToString();
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| 121 | }
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| 122 | }
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| 123 | }
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| 124 | }
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| 125 | #endregion
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| 126 |
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| 127 | #region Update Controls
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| 128 | protected override void UpdateControls() {
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| 129 | base.UpdateControls();
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| 130 | detailsPanel.Controls.Clear();
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| 131 | keyPanel.Controls.Clear();
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| 132 | detailsPanel.Enabled = false;
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| 133 | keyPanel.Enabled = false;
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| 134 | removeButton.Enabled = false;
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| 135 |
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| 136 | foreach (ListViewItem item in listView.Items) {
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| 137 | ((IItem) item.SubItems[0]).Changed -= new EventHandler(Item_Changed);
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| 138 | ((IItem) item.SubItems[1]).Changed -= new EventHandler(Item_Changed);
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| 139 | }
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| 140 | listView.Items.Clear();
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| 141 | foreach (KeyValuePair<K, V> data in ItemDictionary) {
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| 142 | ListViewItem item = CreateListViewItem(data.Key, data.Value);
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| 143 | listView.Items.Add(item);
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| 144 | data.Key.Changed += new EventHandler(Item_Changed);
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| 145 | data.Value.Changed += new EventHandler(Item_Changed);
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| 146 | }
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| 147 | }
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| 148 | #endregion
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| 149 |
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| 150 | #region Button Events
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| 151 | private void addButton_Click(object sender, EventArgs e) {
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| 152 | editKeyValueDialog = new EditKeyValueDialog(typeof(K), typeof(V));
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| 153 | if (editKeyValueDialog.ShowDialog(this) == DialogResult.OK) {
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| 154 | try {
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| 155 | if (!ItemDictionary.ContainsKey((K) editKeyValueDialog.Key)) {
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| 156 | ItemDictionary.Add((K) editKeyValueDialog.Key, (V) editKeyValueDialog.Value);
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| 157 | }
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| 158 | } catch (Exception ex) {
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| 159 | Auxiliary.ShowErrorMessageBox(ex);
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| 160 | }
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| 161 | }
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| 162 | }
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| 163 |
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| 164 | private void removeButton_Click(object sender, EventArgs e) {
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| 165 | while (listView.SelectedIndices.Count > 0)
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| 166 | ItemDictionary.Remove((K) listView.SelectedItems[0].SubItems[0].Tag);
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| 167 | }
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| 168 | #endregion
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| 169 | }
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| 170 | }
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