mcs/class/Managed.Windows.Forms/System.Windows.Forms/Panel.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 //      Jackson Harper (jackson@ximian.com)
  24 //
  25
  26 // COMPLETE
  27
  28 using System;
  29 using System.ComponentModel;
  30 using System.ComponentModel.Design;
  31 using System.Drawing;
  32 using System.Runtime.InteropServices;
  33
  34 namespace System.Windows.Forms {
  35         [DefaultProperty("BorderStyle")]
  36         [DefaultEvent("Paint")]
  37         [Designer ("System.Windows.Forms.Design.PanelDesigner, " + Consts.AssemblySystem_Design, "System.ComponentModel.Design.IDesigner")]
  38 #if NET_2_0
  39         [Docking (DockingBehavior.Ask)]
  40         [ClassInterface (ClassInterfaceType.AutoDispatch)]
  41         [ComVisible (true)]
  42 #endif
  43         public class Panel : ScrollableControl {
  44                 #region Constructors & Destructors
  45                 public Panel () {
  46                         base.TabStop = false;
  47                         SetStyle(ControlStyles.Selectable, false);
  48                         SetStyle (ControlStyles.SupportsTransparentBackColor, true);
  49                 }
  50                 #endregion      // Constructors & Destructors
  51
  52                 #region Public Instance Properties
  53 #if NET_2_0
  54                 [Browsable (true)]
  55                 [EditorBrowsable (EditorBrowsableState.Always)]
  56                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Visible)]
  57                 public override bool AutoSize {
  58                         get { return base.AutoSize; }
  59                         set { base.AutoSize = value; }
  60                 }
  61
  62                 [Browsable (true)]
  63                 [DefaultValue (AutoSizeMode.GrowOnly)]
  64                 [Localizable (true)]
  65                 public virtual AutoSizeMode AutoSizeMode {
  66                         get { return base.GetAutoSizeMode (); }
  67                         set { base.SetAutoSizeMode (value); }
  68                 }
  69 #endif
  70
  71                 [DefaultValue(BorderStyle.None)]
  72                 [DispId(-504)]
  73                 public BorderStyle BorderStyle {
  74                         get { return InternalBorderStyle; }
  75                         set { InternalBorderStyle = value; }
  76                 }
  77
  78                 [DefaultValue(false)]
  79                 public new bool TabStop {
  80                         get { return base.TabStop; }
  81                         set {
  82                                 if (value == TabStop)
  83                                         return;
  84                                 base.TabStop = value;
  85                         }
  86                 }
  87
  88                 [Bindable(false)]
  89                 [Browsable(false)]
  90                 [EditorBrowsable(EditorBrowsableState.Never)]
  91                 public override string Text {
  92                         get { return base.Text; }
  93                         set {
  94                                 if (value == Text)
  95                                         return;
  96                                 base.Text = value;
  97                                 Refresh ();
  98                         }
  99                 }
 100                 #endregion      // Public Instance Properties
 101
 102                 #region Protected Instance Properties
 103                 protected override CreateParams CreateParams {
 104                         get {
 105                                 return base.CreateParams;
 106                         }
 107                 }
 108
 109                 protected override Size DefaultSize {
 110                         get { return ThemeEngine.Current.PanelDefaultSize; }
 111                 }
 112                 #endregion      // Proteced Instance Properties
 113
 114                 #region Public Instance Methods
 115                 public override string ToString ()
 116                 {
 117                         return base.ToString () + ", BorderStyle: " + BorderStyle;
 118                 }
 119                 #endregion      // Public Instance Methods
 120
 121                 #region Protected Instance Methods
 122                 protected override void OnResize(EventArgs eventargs) {
 123                         base.OnResize (eventargs);
 124                         Invalidate(true);
 125                 }
 126
 127                 #endregion      // Protected Instance Methods
 128
 129                 #region Events
 130 #if NET_2_0
 131                 [Browsable (true)]
 132                 [EditorBrowsable (EditorBrowsableState.Always)]
 133                 public new event EventHandler AutoSizeChanged {
 134                         add { base.AutoSizeChanged += value; }
 135                         remove { base.AutoSizeChanged -= value; }
 136                 }
 137 #endif
 138
 139                 [Browsable(false)]
 140                 [EditorBrowsable(EditorBrowsableState.Never)]
 141                 public new event KeyEventHandler KeyDown {
 142                         add { base.KeyDown += value; }
 143                         remove { base.KeyDown -= value; }
 144                 }
 145
 146                 [Browsable(false)]
 147                 [EditorBrowsable(EditorBrowsableState.Never)]
 148                 public new event KeyPressEventHandler KeyPress {
 149                         add { base.KeyPress += value; }
 150                         remove { base.KeyPress -= value; }
 151                 }
 152
 153                 [Browsable(false)]
 154                 [EditorBrowsable(EditorBrowsableState.Never)]
 155                 public new event KeyEventHandler KeyUp {
 156                         add { base.KeyUp += value; }
 157                         remove { base.KeyUp -= value; }
 158                 }
 159
 160                 [Browsable(false)]
 161                 [EditorBrowsable(EditorBrowsableState.Never)]
 162                 public new event EventHandler TextChanged {
 163                         add { base.TextChanged += value; }
 164                         remove { base.TextChanged -= value; }
 165                 }
 166                 #endregion
 167
 168                 #region Internal Methods
 169 #if NET_2_0
 170                 internal override Size GetPreferredSizeCore (Size proposedSize)
 171                 {
 172                         Size retsize = Size.Empty;
 173
 174                         foreach (Control child in Controls) {
 175                                 if (child.Dock == DockStyle.Fill) {
 176                                         if (child.Bounds.Right > retsize.Width)
 177                                                 retsize.Width = child.Bounds.Right;
 178                                 } else if (child.Dock != DockStyle.Top && child.Dock != DockStyle.Bottom && (child.Anchor & AnchorStyles.Right) == 0 && (child.Bounds.Right + child.Margin.Right) > retsize.Width)
 179                                         retsize.Width = child.Bounds.Right + child.Margin.Right;
 180
 181                                 if (child.Dock == DockStyle.Fill) {
 182                                         if (child.Bounds.Bottom > retsize.Height)
 183                                                 retsize.Height = child.Bounds.Bottom;
 184                                 } else if (child.Dock != DockStyle.Left && child.Dock != DockStyle.Right && (child.Anchor & AnchorStyles.Bottom) == 0 && (child.Bounds.Bottom + child.Margin.Bottom) > retsize.Height)
 185                                         retsize.Height = child.Bounds.Bottom + child.Margin.Bottom;
 186                         }
 187
 188                         return retsize;
 189                 }
 190 #endif
 191                 #endregion
 192         }
 193 }
 194