class/Managed.Windows.Forms/System.Windows.Forms/PropertyGridTextBox.cs

   1 // Permission is hereby granted, free of charge, to any person obtaining
   2 // a copy of this software and associated documentation files (the
   3 // "Software"), to deal in the Software without restriction, including
   4 // without limitation the rights to use, copy, modify, merge, publish,
   5 // distribute, sublicense, and/or sell copies of the Software, and to
   6 // permit persons to whom the Software is furnished to do so, subject to
   7 // the following conditions:
   8 //
   9 // The above copyright notice and this permission notice shall be
  10 // included in all copies or substantial portions of the Software.
  11 //
  12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  19 //
  20 // Copyright (c) 2004-2005 Novell, Inc.
  21 //
  22 // Authors:
  23 //      Jonathan Chambers (jonathan.chambers@ansys.com)
  24 //
  25
  26 // COMPLETE
  27
  28 using System;
  29 using System.Drawing;
  30
  31 namespace System.Windows.Forms.PropertyGridInternal {
  32         internal class PropertyGridTextBox : System.Windows.Forms.UserControl {
  33                 #region Private Members
  34
  35                 private TextBox textbox;
  36                 private Button dialog_button;
  37                 private Button dropdown_button;
  38
  39                 #endregion Private Members
  40
  41                 #region Contructors
  42                 public PropertyGridTextBox() {
  43                         dialog_button = new Button();
  44                         dropdown_button = new Button();
  45                         textbox = new TextBox();
  46
  47                         SuspendLayout();
  48
  49                         dialog_button.Dock = DockStyle.Right;
  50                         dialog_button.Size = new Size(16, 16);
  51                         dialog_button.TabIndex = 1;
  52                         dialog_button.Visible = false;
  53                         dialog_button.Click += new System.EventHandler(dialog_button_Click);
  54
  55                         dropdown_button.Dock = DockStyle.Right;
  56                         dropdown_button.Size = new Size(16, 16);
  57                         dropdown_button.TabIndex = 2;
  58                         dropdown_button.Visible = false;
  59                         dropdown_button.Click += new System.EventHandler(dropdown_button_Click);
  60
  61                         textbox.AutoSize = false;
  62                         textbox.BorderStyle = BorderStyle.None;
  63                         textbox.Dock = DockStyle.Fill;
  64                         textbox.TabIndex = 3;
  65
  66                         Controls.Add(textbox);
  67                         Controls.Add(dropdown_button);
  68                         Controls.Add(dialog_button);
  69
  70                         ResumeLayout(false);
  71
  72                         dropdown_button.Paint+=new PaintEventHandler(dropdown_button_Paint);
  73                         dialog_button.Paint+=new PaintEventHandler(dialog_button_Paint);
  74                         textbox.DoubleClick+=new EventHandler(textbox_DoubleClick);
  75                 }
  76
  77
  78                 #endregion Contructors
  79
  80                 #region Public Instance Properties
  81
  82                 public bool DialogButtonVisible {
  83                         get{
  84                                 return dialog_button.Visible;
  85                         }
  86                         set {
  87                                 dialog_button.Visible = value;
  88                         }
  89                 }
  90                 public bool DropDownButtonVisible {
  91                         get{
  92                                 return dropdown_button.Visible;
  93                         }
  94                         set {
  95                                 dropdown_button.Visible = value;
  96                         }
  97                 }
  98
  99                 public bool ReadOnly {
 100                         get {
 101                                 return textbox.ReadOnly;
 102                         }
 103                         set {
 104                                 textbox.ReadOnly = value;
 105                         }
 106                 }
 107
 108                 public new string Text {
 109                         get {
 110                                 return textbox.Text;
 111                         }
 112                         set {
 113                                 textbox.Text = value;
 114                         }
 115                 }
 116
 117                 #endregion Public Instance Properties
 118
 119                 #region Events
 120
 121                 public event EventHandler DropDownButtonClicked;
 122                 public event EventHandler DialogButtonClicked;
 123                 public event EventHandler ToggleValue;
 124
 125                 #endregion Events
 126
 127                 #region Private Helper Methods
 128
 129                 private void dropdown_button_Paint(object sender, PaintEventArgs e)
 130                 {
 131                         ThemeEngine.Current.CPDrawComboButton(e.Graphics, dropdown_button.ClientRectangle, dropdown_button.ButtonState);
 132                 }
 133
 134                 private void dialog_button_Paint(object sender, PaintEventArgs e) {
 135                         // best way to draw the ellipse?
 136                         e.Graphics.DrawString("...", new Font(Font,FontStyle.Bold), Brushes.Black, 0,0);
 137                 }
 138
 139                 private void dropdown_button_Click(object sender, System.EventArgs e) {
 140                         if (DropDownButtonClicked != null)
 141                                 DropDownButtonClicked(this, EventArgs.Empty);
 142                 }
 143
 144                 private void dialog_button_Click(object sender, System.EventArgs e) {
 145                         if (DialogButtonClicked != null)
 146                                 DialogButtonClicked(this, EventArgs.Empty);
 147                 }
 148
 149                 #endregion Private Helper Methods
 150
 151                 private void textbox_DoubleClick(object sender, EventArgs e) {
 152                         if (ToggleValue != null)
 153                                 ToggleValue(this, EventArgs.Empty);
 154                 }
 155         }
 156 }