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73 lines
2.4 KiB
C#
73 lines
2.4 KiB
C#
/*
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* Copyright 2019 faddenSoft
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using System;
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using System.ComponentModel;
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using System.Diagnostics;
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using System.Runtime.CompilerServices;
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using System.Windows;
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using System.Windows.Input;
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namespace SourceGen.Tools.WpfGui {
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/// <summary>
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/// Simple text display dialog. Can be modal or modeless.
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/// </summary>
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public partial class ShowText : Window, INotifyPropertyChanged {
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/// <summary>
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/// Text to display in the window. May be updated at any time. Bound to dialog property.
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/// </summary>
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public string DisplayText {
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get { return mDisplayText; }
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set {
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mDisplayText = value;
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OnPropertyChanged();
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}
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}
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private string mDisplayText;
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// INotifyPropertyChanged implementation
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public event PropertyChangedEventHandler PropertyChanged;
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private void OnPropertyChanged([CallerMemberName] string propertyName = "") {
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
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}
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/// <summary>
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/// Constructor. Pass in an owner for modal dialogs, or null for modeless.
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/// </summary>
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public ShowText(Window owner, string initialText) {
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InitializeComponent();
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Owner = owner;
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DataContext = this;
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if (owner == null) {
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// Modeless dialogs can get lost, so show them in the task bar. There's no
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// "is modal" property in WPF, though we can fake it with a hack:
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// https://stackoverflow.com/a/1266900/294248
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ShowInTaskbar = true;
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}
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DisplayText = initialText;
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}
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// Catch ESC key.
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private void Window_KeyEventHandler(object sender, KeyEventArgs e) {
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if (e.Key == Key.Escape) {
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Close();
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}
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}
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}
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}
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