/source/library/Interlace/Binding/Views/TextBoxBaseView.cs
C# | 90 lines | 53 code | 12 blank | 25 comment | 5 complexity | 86f7d3d2524e387e39fcade9cf36c77e MD5 | raw file
- #region Using Directives and Copyright Notice
-
- // Copyright (c) 2007-2010, Computer Consultancy Pty Ltd
- // All rights reserved.
- //
- // Redistribution and use in source and binary forms, with or without
- // modification, are permitted provided that the following conditions are met:
- // * Redistributions of source code must retain the above copyright
- // notice, this list of conditions and the following disclaimer.
- // * Redistributions in binary form must reproduce the above copyright
- // notice, this list of conditions and the following disclaimer in the
- // documentation and/or other materials provided with the distribution.
- // * Neither the name of the Computer Consultancy Pty Ltd nor the
- // names of its contributors may be used to endorse or promote products
- // derived from this software without specific prior written permission.
- //
- // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- // ARE DISCLAIMED. IN NO EVENT SHALL COMPUTER CONSULTANCY PTY LTD BE LIABLE
- // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- // LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- // OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- // DAMAGE.
-
- using System;
- using System.Collections.Generic;
- using System.Text;
- using System.Windows.Forms;
-
- #endregion
-
- namespace Interlace.Binding.Views
- {
- public class TextBoxBaseView : BinderViewBase
- {
- TextBoxBase _boundControl;
- bool _ignoreChangedEvent;
-
- public TextBoxBaseView(TextBoxBase boundControl)
- {
- _boundControl = boundControl;
-
- _boundControl.TextChanged += new EventHandler(_boundControl_TextChanged);
- }
-
- void _boundControl_TextChanged(object sender, EventArgs e)
- {
- if (_ignoreChangedEvent) return;
-
- ChangeModel(_boundControl.Text);
- }
-
- public override int OrderingIndex
- {
- get { return _boundControl.TabIndex; }
- }
-
- private void SetEditValueAndIgnoreEvents(object value)
- {
- try
- {
- _ignoreChangedEvent = true;
-
- _boundControl.Text = value as string;
- }
- finally
- {
- _ignoreChangedEvent = false;
- }
- }
-
- protected override void OnModelChanged(object value)
- {
- if (value == BinderNotBound.Value || value == BinderMissingProperty.Value)
- {
- SetEditValueAndIgnoreEvents("");
- _boundControl.Enabled = false;
- }
- else
- {
- SetEditValueAndIgnoreEvents(value);
- _boundControl.Enabled = true;
- }
- }
- }
- }