PDFOffice_Windows_exe/PDF Office/ViewModels/HomePanel/HomeGuidContentViewModel.cs

using PDF_Master.Model;
using Prism.Mvvm;
using Prism.Regions;
using System;
using System.Windows.Controls;

namespace PDF_Master.ViewModels.HomePanel
{
    public class HomeGuidContentViewModel : BindableBase, INavigationAware
    {
        //Todo：首页快捷工具Command事件，已写在HomePanel/PDFTools/QuickToolsContentViewModel.cs里面了
        HomeContentViewModel homeContentViewModel = null;

        private string homeToolRegionName;

        public string HomeToolRegionName
        {
            get { return homeToolRegionName; }
            set { SetProperty(ref homeToolRegionName, value); }
        }

        public IRegionManager toolregion;

        public HomeGuidContentViewModel(IRegionManager regionManager)
        {
            toolregion = regionManager;
            HomeToolRegionName = Guid.NewGuid().ToString();
        }

        public bool IsNavigationTarget(NavigationContext navigationContext)
        {
            return true;
        }

        public void OnNavigatedFrom(NavigationContext navigationContext)
        {
        }

        public void OnNavigatedTo(NavigationContext navigationContext)
        {
            navigationContext.Parameters.TryGetValue<HomeContentViewModel>(ParameterNames.HomeContentViewModel, out homeContentViewModel);
            if (homeContentViewModel != null)
            {
                NavigationParameters param = new NavigationParameters();
                param.Add(ParameterNames.HomeContentViewModel, homeContentViewModel);
                toolregion.RequestNavigate(HomeToolRegionName, "HomeFilesContent", param);
            }
        }
    }
}