mcs/class/Managed.Windows.Forms/System.Windows.Forms/FlatButtonAppearance.cs

   1 //
   2 //  FlatButtonAppearance.cs
   3 //
   4 // Permission is hereby granted, free of charge, to any person obtaining
   5 // a copy of this software and associated documentation files (the
   6 // "Software"), to deal in the Software without restriction, including
   7 // without limitation the rights to use, copy, modify, merge, publish,
   8 // distribute, sublicense, and/or sell copies of the Software, and to
   9 // permit persons to whom the Software is furnished to do so, subject to
  10 // the following conditions:
  11 //
  12 // The above copyright notice and this permission notice shall be
  13 // included in all copies or substantial portions of the Software.
  14 //
  15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  19 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  20 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  21 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  22 //
  23 // Copyright (c) 2006 Daniel Nauck
  24 //
  25 // Author:
  26 //      Daniel Nauck    (dna(at)mono-project(dot)de)
  27
  28
  29 using System;
  30 using System.ComponentModel;
  31 using System.Drawing;
  32 using System.Windows.Forms;
  33 using System.Globalization;
  34
  35 namespace System.Windows.Forms
  36 {
  37 #if NET_2_0
  38         [TypeConverter (typeof (FlatButtonAppearanceConverter))]
  39         public
  40 #endif
  41         class FlatButtonAppearance
  42         {
  43                 private Color borderColor = Color.Empty;
  44                 private int borderSize = 1;
  45                 private Color checkedBackColor = Color.Empty;
  46                 private Color mouseDownBackColor = Color.Empty;
  47                 private Color mouseOverBackColor = Color.Empty;
  48                 private ButtonBase owner = null;
  49
  50                 internal FlatButtonAppearance (ButtonBase owner)
  51                 {
  52                         this.owner = owner;
  53                 }
  54
  55                 [EditorBrowsable(EditorBrowsableState.Always)]
  56                 [DefaultValue(typeof(Color), "")]
  57                 [NotifyParentProperty(true)]
  58                 [Browsable(true)]
  59                 public Color BorderColor
  60                 {
  61                         get { return borderColor; }
  62                         set {
  63                                 if(borderColor == value)
  64                                         return;
  65
  66                                 if (value == Color.Transparent)
  67                                         throw new NotSupportedException ("Cannot have a Transparent border.");
  68
  69                                 borderColor = value;
  70
  71                                 if(owner != null)
  72                                         owner.Invalidate ();
  73                         }
  74                 }
  75
  76                 [EditorBrowsable(EditorBrowsableState.Always)]
  77                 [DefaultValue(1)]
  78                 [NotifyParentProperty(true)]
  79                 [Browsable(true)]
  80                 public int BorderSize
  81                 {
  82                         get { return borderSize; }
  83                         set {
  84                                 if(borderSize == value)
  85                                         return;
  86
  87                                 if (value < 0)
  88                                         throw new ArgumentOutOfRangeException ("value", string.Format ("'{0}' is not a valid value for 'BorderSize'. 'BorderSize' must be greater or equal than {1}.", value, 0));
  89
  90                                 borderSize = value;
  91
  92                                 if(owner != null)
  93                                         owner.Invalidate ();
  94                         }
  95                 }
  96
  97                 [EditorBrowsable(EditorBrowsableState.Always)]
  98                 [DefaultValue(typeof(Color), "")]
  99                 [NotifyParentProperty(true)]
 100                 [Browsable(true)]
 101                 public Color CheckedBackColor
 102                 {
 103                         get { return checkedBackColor; }
 104                         set {
 105                                 if(checkedBackColor == value)
 106                                         return;
 107
 108                                 checkedBackColor = value;
 109
 110                                 if(owner != null)
 111                                         owner.Invalidate ();
 112                         }
 113                 }
 114
 115                 [EditorBrowsable(EditorBrowsableState.Always)]
 116                 [DefaultValue(typeof(Color), "")]
 117                 [Browsable(true)]
 118                 [NotifyParentProperty(true)]
 119                 public Color MouseDownBackColor
 120                 {
 121                         get { return mouseDownBackColor; }
 122                         set {
 123                                 if(mouseDownBackColor == value)
 124                                         return;
 125
 126                                 mouseDownBackColor = value;
 127
 128                                 if(owner != null)
 129                                         owner.Invalidate ();
 130                         }
 131                 }
 132
 133                 [EditorBrowsable(EditorBrowsableState.Always)]
 134                 [DefaultValue(typeof(Color), "")]
 135                 [NotifyParentProperty(true)]
 136                 [Browsable(true)]
 137                 public Color MouseOverBackColor
 138                 {
 139                         get { return mouseOverBackColor; }
 140                         set {
 141                                 if(mouseOverBackColor == value)
 142                                         return;
 143
 144                                 mouseOverBackColor = value;
 145
 146                                 if(owner != null)
 147                                         owner.Invalidate ();
 148                         }
 149                 }
 150         }
 151
 152 #if NET_2_0
 153         internal class FlatButtonAppearanceConverter : ExpandableObjectConverter
 154         {
 155                 public override object ConvertTo (ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType)
 156                 {
 157                         if (destinationType == typeof (string))
 158                             return String.Empty;
 159                         return base.ConvertTo (context, culture, value, destinationType);
 160                 }
 161
 162                 public override bool CanConvertTo (ITypeDescriptorContext context, Type destinationType)
 163                 {
 164                         if (destinationType == typeof (string))
 165                                 return true;
 166                         return base.CanConvertTo (context, destinationType);
 167                 }
 168         }
 169 #endif
 170 }