mirror of
https://github.com/seriocomedy/ShiftOS-C-.git
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108 lines
3 KiB
C#
108 lines
3 KiB
C#
// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// Copyright (c) 2006 Novell, Inc.
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//
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// Authors:
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// Jackson Harper (jackson@ximian.com)
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//
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//
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// This is an internal class that allows us to use a textbox for label editing
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// in the tree and in listview. The textbox will make itself invisible when
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// the user pressed the enter key
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using System;
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namespace ShiftUI {
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internal class LabelEditTextBox : FixedSizeTextBox {
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public LabelEditTextBox () : base (true, true)
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{
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}
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protected override bool IsInputKey (Keys key_data)
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{
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if ((key_data & Keys.Alt) == 0) {
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switch (key_data & Keys.KeyCode) {
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case Keys.Enter:
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return true;
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case Keys.Escape:
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return true;
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}
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}
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return base.IsInputKey (key_data);
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}
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protected override void OnKeyDown (KeyEventArgs e)
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{
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if (!Visible)
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return;
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switch (e.KeyCode) {
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case Keys.Return:
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Visible = false;
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Parent.Focus ();
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e.Handled = true;
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OnEditingFinished (e);
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break;
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case Keys.Escape:
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Visible = false;
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Parent.Focus ();
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e.Handled = true;
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OnEditingCancelled (e);
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break;
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}
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}
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protected override void OnLostFocus (EventArgs e)
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{
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if (Visible) {
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OnEditingFinished (e);
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}
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}
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protected void OnEditingCancelled (EventArgs e)
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{
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EventHandler eh = (EventHandler)(Events[EditingCancelledEvent]);
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if (eh != null)
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eh (this, e);
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}
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protected void OnEditingFinished (EventArgs e)
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{
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EventHandler eh = (EventHandler)(Events [EditingFinishedEvent]);
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if (eh != null)
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eh (this, e);
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}
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static object EditingCancelledEvent = new object ();
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public event EventHandler EditingCancelled {
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add { Events.AddHandler (EditingCancelledEvent, value); }
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remove { Events.RemoveHandler (EditingCancelledEvent, value); }
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}
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static object EditingFinishedEvent = new object ();
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public event EventHandler EditingFinished {
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add { Events.AddHandler (EditingFinishedEvent, value); }
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remove { Events.AddHandler (EditingFinishedEvent, value); }
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}
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}
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}
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