class/System.Design/System.Windows.Forms.Design/StringCollectionEditor.cs

   1 //
   2 // System.Windows.Forms.Design.StringCollectionEditor
   3 //
   4 // Author:
   5 //   Ivan N. Zlatev <contact@i-nz.net>
   6 //
   7 // (C) 2007 Ivan N. Zlatev
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 using System;
  32 using System.ComponentModel;
  33 using System.ComponentModel.Design;
  34 using System.Drawing.Design;
  35 using System.Windows.Forms;
  36
  37 namespace System.Windows.Forms.Design
  38 {
  39         internal class StringCollectionEditor : CollectionEditor
  40         {
  41
  42                 private class StringCollectionEditForm : CollectionEditor.CollectionForm
  43                 {
  44
  45                         private System.Windows.Forms.TextBox txtItems;
  46                         private System.Windows.Forms.Label label1;
  47                         private System.Windows.Forms.Button butOk;
  48                         private System.Windows.Forms.Button butCancel;
  49
  50                         public StringCollectionEditForm (CollectionEditor editor) : base (editor)
  51                         {
  52                                 InitializeComponent ();
  53                         }
  54
  55 #region Windows Form Designer generated code
  56
  57
  58                         private void InitializeComponent()
  59                         {
  60                                 this.txtItems = new System.Windows.Forms.TextBox();
  61                                 this.label1 = new System.Windows.Forms.Label();
  62                                 this.butOk = new System.Windows.Forms.Button();
  63                                 this.butCancel = new System.Windows.Forms.Button();
  64                                 this.SuspendLayout();
  65                                 //
  66                                 // txtItems
  67                                 //
  68                                 this.txtItems.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
  69                                                                                                                                                           | System.Windows.Forms.AnchorStyles.Left)
  70                                                                                                                                                          | System.Windows.Forms.AnchorStyles.Right)));
  71                                 this.txtItems.Location = new System.Drawing.Point(12, 25);
  72                                 this.txtItems.Multiline = true;
  73                                 this.txtItems.AcceptsTab = true;
  74                                 this.txtItems.Name = "txtItems";
  75                                 this.txtItems.ScrollBars = System.Windows.Forms.ScrollBars.Both;
  76                                 this.txtItems.Size = new System.Drawing.Size(378, 168);
  77                                 this.txtItems.TabIndex = 1;
  78                                 //
  79                                 // label1
  80                                 //
  81                                 this.label1.AutoSize = true;
  82                                 this.label1.Location = new System.Drawing.Point(9, 9);
  83                                 this.label1.Name = "label1";
  84                                 this.label1.Size = new System.Drawing.Size(227, 13);
  85                                 this.label1.TabIndex = 0;
  86                                 this.label1.Text = "&Enter the strings in the collection (one per line):";
  87                                 //
  88                                 // butOk
  89                                 //
  90                                 this.butOk.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
  91                                 this.butOk.DialogResult = System.Windows.Forms.DialogResult.OK;
  92                                 this.butOk.Location = new System.Drawing.Point(234, 199);
  93                                 this.butOk.Name = "butOk";
  94                                 this.butOk.Size = new System.Drawing.Size(75, 23);
  95                                 this.butOk.TabIndex = 3;
  96                                 this.butOk.Text = "OK";
  97                                 this.butOk.Click += new System.EventHandler(this.butOk_Click);
  98                                 //
  99                                 // butCancel
 100                                 //
 101                                 this.butCancel.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
 102                                 this.butCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
 103                                 this.butCancel.Location = new System.Drawing.Point(315, 199);
 104                                 this.butCancel.Name = "butCancel";
 105                                 this.butCancel.Size = new System.Drawing.Size(75, 23);
 106                                 this.butCancel.TabIndex = 4;
 107                                 this.butCancel.Text = "Cancel";
 108                                 this.butCancel.Click += new System.EventHandler(this.butCancel_Click);
 109                                 //
 110                                 // StringEditorForm
 111                                 //
 112                                 this.ClientSize = new System.Drawing.Size(402, 228);
 113                                 this.Controls.Add(this.butCancel);
 114                                 this.Controls.Add(this.butOk);
 115                                 this.Controls.Add(this.label1);
 116                                 this.Controls.Add(this.txtItems);
 117                                 this.CancelButton = butCancel;
 118                                 this.MaximizeBox = false;
 119                                 this.MinimizeBox = false;
 120                                 this.Name = "StringEditorForm";
 121                                 this.Text = "String Collection Editor";
 122                                 this.ResumeLayout(false);
 123                                 this.PerformLayout();
 124                         }
 125
 126 #endregion
 127                         protected override void OnEditValueChanged ()
 128                         {
 129                                 object[] items = base.Items;
 130                                 string text = String.Empty;
 131
 132                                 for (int i=0; i < items.Length; i++) {
 133                                         if (items[i] is string) {
 134                                                 text += ((string) items[i]);
 135                                                 if (i != items.Length - 1) // no new line after the last one
 136                                                         text += Environment.NewLine;
 137                                         }
 138                                 }
 139                                 txtItems.Text = text;
 140                         }
 141
 142                         private void butOk_Click (object sender, EventArgs e)
 143                         {
 144                                 if (this.txtItems.Text == String.Empty) {
 145                                         base.Items = new string[0];
 146                                 } else {
 147                                         string[] items = txtItems.Lines;
 148                                         bool lastLineEmpty = items[items.Length-1].Trim ().Length == 0;
 149                                         object[] objects = new object[lastLineEmpty ? items.Length-1 : items.Length];
 150                                         for (int i=0; i < objects.Length; i++)
 151                                                 objects[i] = (object)items[i];
 152                                         base.Items = objects;
 153                                 }
 154                         }
 155
 156                         private void butCancel_Click (object sender, EventArgs e)
 157                         {
 158                                 this.Close ();
 159                         }
 160                 }
 161
 162                 public StringCollectionEditor (Type type) : base (type)
 163                 {
 164                 }
 165
 166
 167                 protected override CollectionEditor.CollectionForm CreateCollectionForm ()
 168                 {
 169                         return new StringCollectionEditForm (this);
 170                 }
 171         }
 172 }