diff options
Diffstat (limited to 'mcs/class/Managed.Windows.Forms/System.Windows.Forms/KeysConverter.cs')
-rw-r--r-- | mcs/class/Managed.Windows.Forms/System.Windows.Forms/KeysConverter.cs | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/mcs/class/Managed.Windows.Forms/System.Windows.Forms/KeysConverter.cs b/mcs/class/Managed.Windows.Forms/System.Windows.Forms/KeysConverter.cs new file mode 100644 index 00000000000..ed419607262 --- /dev/null +++ b/mcs/class/Managed.Windows.Forms/System.Windows.Forms/KeysConverter.cs @@ -0,0 +1,126 @@ +// Permission is hereby granted, free of charge, to any person obtaining +// a copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to +// permit persons to whom the Software is furnished to do so, subject to +// the following conditions: +// +// The above copyright notice and this permission notice shall be +// included in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +// +// Copyright (c) 2005 Novell, Inc. (http://www.novell.com) +// +// Authors: +// Peter Bartok (pbartok@novell.com) +// +// + +// COMPLETE + +using System.Collections; +using System.ComponentModel; +using System.Text; + +namespace System.Windows.Forms { + public class KeysConverter : TypeConverter, IComparer { + #region Public Constructors + public KeysConverter() { + } + #endregion // Public Constructors + + #region Public Instance Methods + public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType) { + if (sourceType == typeof(string)) { + return true; + } + return false; + } + + public int Compare(object a, object b) { + if (a is string && b is string) { + return String.Compare((string) a, (string)b); + } + return String.Compare(a.ToString(), b.ToString()); + } + + public override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value) { + if (value is string) { + string[] keys; + Keys key; + + keys = ((string)value).Split(new char[] {'+'}); + key = Keys.None; + + if (keys.Length > 1) { + for (int i = 0; i < keys.Length - 1; i++) { + if (keys[i].Equals("Ctrl")) { + key |= Keys.Control; + } else { + key |= (Keys)Enum.Parse(typeof(Keys), keys[i], true); + } + } + } + key |= (Keys)Enum.Parse(typeof(Keys), keys[keys.Length - 1], true); + return key; + } + return base.ConvertFrom (context, culture, value); + } + + public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType) { + if (destinationType == typeof(string)) { + StringBuilder sb; + Keys key; + + sb = new StringBuilder(); + key = (Keys)value; + + // Modifiers first + if ((key & Keys.Control) != 0) { + sb.Append("Ctrl+"); + } + + if ((key & Keys.Alt) != 0) { + sb.Append("Alt+"); + } + + if ((key & Keys.Shift) != 0) { + sb.Append("Shift+"); + } + + // Keycode last + sb.Append(Enum.GetName(typeof(Keys), key & Keys.KeyCode)); + + return sb.ToString(); + } + return base.ConvertTo (context, culture, value, destinationType); + } + + public override TypeConverter.StandardValuesCollection GetStandardValues(ITypeDescriptorContext context) { + string [] stdVal = new string [] { + "Alt", "Back", "Control", "Delete", "End", "Enter", "F1", "F10", "F11", "F12", "F2", + "F3", "F4", "F5", "F6", "F7", "F8", "F9", "Home", "Insert", "Next", "Prior", "Shift"}; + + return new TypeConverter.StandardValuesCollection (stdVal); + } + + public override bool GetStandardValuesExclusive(ITypeDescriptorContext context) { + + return false; + } + + public override bool GetStandardValuesSupported(ITypeDescriptorContext context) { + return true; + } + + #endregion // Public Instance Methods + } +} |