58 строки
2.2 KiB
C#
58 строки
2.2 KiB
C#
//
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// TextCellViewBackend.cs
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//
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// Author:
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// Vsevolod Kukol <sevoku@microsoft.com>
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//
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// Copyright (c) 2017 (c) Vsevolod Kukol
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// 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, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using System.Windows;
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using Xwt.Backends;
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using SWC = System.Windows.Controls;
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namespace Xwt.WPFBackend
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{
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class TextCellViewBackend : CellViewBackend
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{
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public override void OnInitialize (CellView cellView, FrameworkElementFactory factory)
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{
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factory.AddHandler (SWC.Primitives.TextBoxBase.TextChangedEvent, new SWC.TextChangedEventHandler (OnTextChanged));
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base.OnInitialize (cellView, factory);
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}
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void OnTextChanged (object sender, SWC.TextChangedEventArgs routedEventArgs)
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{
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var view = (ITextCellViewFrontend)CellView;
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var cell = sender as SWC.TextBox;
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Load (cell);
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SetCurrentEventRow ();
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routedEventArgs.Handled = view.RaiseTextChanged (cell.Text);
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if (routedEventArgs.Handled) {
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var cursorPos = cell.SelectionStart;
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cell.Text = view.Text;
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cell.SelectionStart = cursorPos;
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} else {
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var e = cell.GetBindingExpression (SWC.TextBox.TextProperty);
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e?.UpdateSource();
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}
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}
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}
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}
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