147 lines
4.8 KiB
C#
147 lines
4.8 KiB
C#
using UIShare.PubEvent;
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using UIShare.ViewModelBase;
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using System;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Windows.Threading;
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namespace ADP.ViewModels.Dialogs
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{
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public class MessageBoxViewModel : DialogViewModelBase
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{
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#region 属性
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private string _Title;
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public string Title
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{
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get => _Title;
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set => SetProperty(ref _Title, value);
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}
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private string _Message = "";
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public string Message
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{
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get => _Message;
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set => SetProperty(ref _Message, value);
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}
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private ImageSource _Icon = new System.Windows.Media.Imaging.BitmapImage(new System.Uri("pack://application:,,,/Images/info.png"));
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public ImageSource Icon
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{
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get => _Icon;
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set => SetProperty(ref _Icon, value);
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}
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private bool _ShowYes;
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public bool ShowYes
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{
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get => _ShowYes;
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set => SetProperty(ref _ShowYes, value);
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}
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private bool _ShowNo;
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public bool ShowNo
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{
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get => _ShowNo;
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set => SetProperty(ref _ShowNo, value);
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}
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private bool _ShowOk;
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public bool ShowOk
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{
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get => _ShowOk;
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set => SetProperty(ref _ShowOk, value);
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}
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private bool _ShowCancel;
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public bool ShowCancel
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{
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get => _ShowCancel;
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set => SetProperty(ref _ShowCancel, value);
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}
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#endregion
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#region 命令
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public ICommand YesCommand { get; set; }
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public ICommand NoCommand { get; set; }
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public ICommand OkCommand { get; set; }
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public ICommand CancelCommand { get; set; }
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#endregion
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public DialogCloseListener RequestClose { get; set; }
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/// <summary>
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/// 自动关闭定时器：自动关闭秒数大于 0 时启动，到时自动关闭弹窗（同时解除阻塞等待）
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/// </summary>
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private DispatcherTimer _autoCloseTimer;
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public MessageBoxViewModel(IContainerProvider containerProvider):base(containerProvider)
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{
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YesCommand = new DelegateCommand(OnYes);
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NoCommand = new DelegateCommand(OnNo);
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OkCommand = new DelegateCommand(OnOk);
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CancelCommand = new DelegateCommand(OnCancel);
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}
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private void CloseDialog(ButtonResult result)
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{
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var parameters = new DialogParameters();
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RequestClose.Invoke(new DialogResult(result));
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}
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private void OnYes() => CloseDialog(ButtonResult.Yes);
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private void OnNo() => CloseDialog(ButtonResult.No);
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private void OnOk() => CloseDialog(ButtonResult.OK);
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private void OnCancel() => CloseDialog(ButtonResult.Cancel);
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#region Prism Dialog 规范
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public bool CanCloseDialog() => true;
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public override void OnDialogClosed()
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{
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_autoCloseTimer?.Stop();
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_eventAggregator.GetEvent<OverlayEvent>().Publish(false);
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}
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public override void OnDialogOpened(IDialogParameters parameters)
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{
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_eventAggregator.GetEvent<OverlayEvent>().Publish(true);
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Title = parameters.GetValue<string>("Title");
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Message = parameters.GetValue<string>("Message");
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var iconKey = parameters.GetValue<string>("Icon"); // info / error / warn
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var bmp = (ImageSource)new System.Windows.Media.Imaging.BitmapImage(new System.Uri(iconKey switch
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{
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"info" => "pack://application:,,,/Images/info.png",
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"error" => "pack://application:,,,/Images/error.png",
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"warn" => "pack://application:,,,/Images/warning.png",
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_ => "pack://application:,,,/Images/info.png"
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}));
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bmp.Freeze();
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Icon = bmp;
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ShowYes = parameters.GetValue<bool>("ShowYes");
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ShowNo = parameters.GetValue<bool>("ShowNo");
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ShowOk = parameters.GetValue<bool>("ShowOk");
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ShowCancel = parameters.GetValue<bool>("ShowCancel");
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// 自动关闭：秒数大于 0 时启动定时器，到时自动关闭（供命令库 弹窗 命令的自动关闭参数使用）
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if (parameters.TryGetValue("AutoCloseSeconds", out double autoCloseSeconds) && autoCloseSeconds > 0)
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{
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_autoCloseTimer = new DispatcherTimer
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{
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Interval = TimeSpan.FromSeconds(autoCloseSeconds)
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};
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_autoCloseTimer.Tick += (s, e) =>
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{
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_autoCloseTimer.Stop();
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RequestClose.Invoke(new DialogResult(ButtonResult.OK));
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};
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_autoCloseTimer.Start();
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}
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}
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#endregion
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}
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}
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