public MainPageViewModel(INavigationService navigationService)
{
_navigationService = navigationService;
MyTaskRefreshCommand = new DelegateCommand(() =>
{
RefreshIndex++;
MyTaskItemList.Clear();
MyTaskRepository fooMyTaskRepository = new MyTaskRepository();
var fooTasks = fooMyTaskRepository.GetMyTask();
foreach (var item in fooTasks)
{
MyTaskItemList.Add(new MyTaskItem
{
MyTaskName = $"{RefreshIndex} {item.MyTaskName}",
MyTaskDate = item.MyTaskDate,
MyTaskStatus = item.MyTaskStatus,
});
}
RefreshingStatus = false;
});
MyTaskItemSelectedCommand = new DelegateCommand(async() =>
{
var fooPara = new NavigationParameters();
fooPara.Add("Record", MyTaskItemSelected.Clone());
await _navigationService.NavigateAsync("TaskDetailPage", fooPara);
});
}
public MainPageViewModel(INavigationService navigationService, IPageDialogService dialogService)
{
this.navigationService = navigationService;
this.dialogService = dialogService;
MyTaskItemSelectedCommand = new DelegateCommand(async() =>
{
//await _dialogService.DisplayAlertAsync("Info", $"你選取的是 {MyTaskItemSelected.MyTaskName}", "OK");
NavigationParameters fooPara = new NavigationParameters();
fooPara.Add("MyTaskItem", MyTaskItemSelected.Clone());
fooPara.Add("Mode", "Edit");
await navigationService.NavigateAsync("TaskDetailPage", fooPara);
});
MyTaskRefreshCommand = new DelegateCommand(() =>
{
RefreshIndex++;
MyTaskItemList.Clear();
MyTaskRepository fooMyTaskRepository = new MyTaskRepository();
var fooTasks = fooMyTaskRepository.GetMyTask();
foreach (var item in fooTasks)
{
MyTaskItemList.Add(new MyTaskItem
{
MyTaskName = $"{RefreshIndex} {item.MyTaskName}",
MyTaskDate = item.MyTaskDate,
MyTaskStatus = item.MyTaskStatus,
});
}
RefreshingStatus = false;
});
}
public void OnNavigatedTo(INavigationParameters parameters)
{
if (parameters.GetNavigationMode() == NavigationMode.New)
{
MyTaskRepository fooMyTaskRepository = new MyTaskRepository();
var fooTasks = fooMyTaskRepository.GetMyTask();
foreach (var item in fooTasks)
{
MyTaskItemList.Add(new MyTaskItem
{
MyTaskName = item.MyTaskName,
MyTaskDate = item.MyTaskDate,
MyTaskStatus = item.MyTaskStatus,
});
}
}
else
{
if (parameters.ContainsKey("Mode"))
{
string TaskMode = parameters.GetValue <string>("Mode");
var fooObject = parameters.GetValue <MyTaskItem>("MyTaskItem");
var index = MyTaskItemList.IndexOf(MyTaskItemList.FirstOrDefault(x => x.MyTaskName == fooObject.MyTaskName));
if (TaskMode == "Update")
{
MyTaskItemList[index] = fooObject;
}
else
{
MyTaskItemList.RemoveAt(index);
}
}
}
}
public void OnNavigatedTo(NavigationParameters parameters)
{
if (parameters.ContainsKey("Action"))
{
string action = parameters["Action"] as string;
var fooObj = parameters["ActionRec"] as MyTaskItem;
switch (action)
{
case "D":
var bar = MyTaskItemList.FirstOrDefault(x => x.MyTaskName == fooObj.MyTaskName);
if (bar != null)
{
MyTaskItemList.Remove(bar);
}
break;
case "S":
var barS = MyTaskItemList.FirstOrDefault(x => x.MyTaskName == fooObj.MyTaskName);
if (barS != null)
{
barS.MyTaskName = fooObj.MyTaskName;
barS.MyTaskStatus = fooObj.MyTaskStatus;
barS.MyTaskDate = fooObj.MyTaskDate;
}
break;
case "A":
MyTaskItemList.Insert(0, fooObj);
break;
default:
break;
}
}
if (MyTaskItemList.Count == 0)
{
MyTaskRepository fooMyTaskRepository = new MyTaskRepository();
var fooTasks = fooMyTaskRepository.GetMyTask();
foreach (var item in fooTasks)
{
MyTaskItemList.Add(new MyTaskItem
{
MyTaskName = item.MyTaskName,
MyTaskDate = item.MyTaskDate,
MyTaskStatus = item.MyTaskStatus,
});
}
}
}
public void OnNavigatedTo(NavigationParameters parameters)
{
MyTaskRepository fooMyTaskRepository = new MyTaskRepository();
var fooTasks = fooMyTaskRepository.GetMyTask();
foreach (var item in fooTasks)
{
MyTaskItemList.Add(new MyTaskItem
{
MyTaskName = item.MyTaskName,
MyTaskDate = item.MyTaskDate,
MyTaskStatus = item.MyTaskStatus,
});
}
}
public MainPageViewModel(INavigationService navigationService)
{
_navigationService = navigationService;
MyTaskRefreshCommand = new DelegateCommand(() =>
{
RefreshIndex++;
MyTaskItemList.Clear();
MyTaskRepository fooMyTaskRepository = new MyTaskRepository();
var fooTasks = fooMyTaskRepository.GetMyTask();
foreach (var item in fooTasks)
{
MyTaskItemList.Add(new MyTaskItem
{
MyTaskName = $"{RefreshIndex} {item.MyTaskName}",
MyTaskDate = item.MyTaskDate,
MyTaskStatus = item.MyTaskStatus,
});
}
RefreshingStatus = false;
});
MyTaskItemSelectedCommand = new DelegateCommand(async() =>
{
var fooPara = new NavigationParameters();
fooPara.Add("Record", MyTaskItemSelected.Clone());
fooPara.Add("Action", "S");
await _navigationService.NavigateAsync("TaskDetailPage", fooPara);
});
AddCommand = new DelegateCommand(async() =>
{
var fooPara = new NavigationParameters();
fooPara.Add("Record", new MyTaskItem()
{
MyTaskName = "請輸入工作名稱"
});
fooPara.Add("Action", "A");
await _navigationService.NavigateAsync("TaskDetailPage", fooPara);
});
DeleteCommand = new DelegateCommand <MyTaskItem>(x =>
{
var fooEditTask = MyTaskItemList.FirstOrDefault(s => s.MyTaskName == x.MyTaskName);
if (fooEditTask != null)
{
MyTaskItemList.Remove(fooEditTask);
}
});
}
public void OnNavigatedTo(INavigationParameters parameters)
{
if (parameters.GetNavigationMode() == NavigationMode.New)
{
MyTaskRepository repository = new MyTaskRepository();
var tasks = repository.GetMyTask();
foreach (var item in tasks)
{
MyTaskItemList.Add(item);
}
}
else
{
if (parameters.ContainsKey("Mode"))
{
var Mode = parameters.GetValue <string>("Mode");
MyTaskItem item = parameters
.GetValue <MyTaskItem>("MyTaskSelectedItem");
if (Mode == "修改")
{
MyTaskItem UpdateRecore =
MyTaskItemList
.FirstOrDefault(x => x.MyTaskName == item.MyTaskName);
if (UpdateRecore != null)
{
UpdateRecore.MyTaskDate = item.MyTaskDate;
UpdateRecore.MyTaskStatus = item.MyTaskStatus;
}
}
if (Mode == "刪除")
{
MyTaskItem DeleteRecore =
MyTaskItemList
.FirstOrDefault(x => x.MyTaskName == item.MyTaskName);
if (DeleteRecore != null)
{
MyTaskItemList.Remove(DeleteRecore);
}
}
if (Mode == "新增")
{
MyTaskItemList.Insert(0, item);
}
}
}
}
public MainPageViewModel(INavigationService navigationService)
{
this.navigationService = navigationService;
ItemSelectedCommand = new DelegateCommand(() =>
{
NavigationParameters para = new NavigationParameters();
para.Add("MyTaskSelectedItem", MyTaskSelectedItem.Clone());
navigationService.NavigateAsync("DetailPage", para);
});
RefreshCommand = new DelegateCommand(() =>
{
IsRefreshing = true;
MyTaskRepository repository = new MyTaskRepository();
var tasks = repository.GetMyTask();
foreach (var item in tasks)
{
MyTaskItemList.Add(item);
}
IsRefreshing = false;
});
AddCommand = new DelegateCommand(OnAddCommand);
}
public MainPageViewModel(INavigationService navigationService)
{
_navigationService = navigationService;
MyTaskRefreshCommand = new DelegateCommand(() =>
{
RefreshIndex++;
MyTaskItemList.Clear();
MyTaskRepository fooMyTaskRepository = new MyTaskRepository();
var fooTasks = fooMyTaskRepository.GetMyTask();
foreach (var item in fooTasks)
{
MyTaskItemList.Add(new MyTaskItem
{
MyTaskName = $"{RefreshIndex} {item.MyTaskName}",
MyTaskDate = item.MyTaskDate,
MyTaskStatus = item.MyTaskStatus,
});
}
RefreshingStatus = false;
});
}
public MainPageViewModel(IPageDialogService dialogService, INavigationService navigationService,
IEventAggregator eventAggregator)
{
_eventAggregator = eventAggregator;
_navigationService = navigationService;
_dialogService = dialogService;
MyTaskItemSelectedCommand = new DelegateCommand(async() =>
{
//await _dialogService.DisplayAlertAsync("Info", $"你選取的是 {MyTaskItemSelected.MyTaskName}", "OK");
NavigationParameters fooPara = new NavigationParameters();
// 為什麼這裡需要做 MemberwiseClone，不做，會有甚麼影響
fooPara.Add("MyTaskItem", MyTaskItemSelected.Clone() as MyTaskItem);
fooPara.Add("Mode", "Edit");
await _navigationService.NavigateAsync("TaskDetailPage", fooPara);
});
AddCommand = new DelegateCommand(async() =>
{
NavigationParameters fooPara = new NavigationParameters();
fooPara.Add("Mode", "Add");
await _navigationService.NavigateAsync("TaskDetailPage", fooPara);
});
MyTaskRefreshCommand = new DelegateCommand(() =>
{
RefreshIndex++;
MyTaskItemList.Clear();
MyTaskRepository fooMyTaskRepository = new MyTaskRepository();
var fooTasks = fooMyTaskRepository.GetMyTask();
foreach (var item in fooTasks)
{
MyTaskItemList.Add(new MyTaskItem
{
MyTaskName = $"{RefreshIndex} {item.MyTaskName}",
MyTaskDate = item.MyTaskDate,
MyTaskStatus = item.MyTaskStatus,
});
}
RefreshingStatus = false;
});
_eventAggregator.GetEvent <MyTaskItemEvent>().Subscribe(x =>
{
var fooEditTask = MyTaskItemList.FirstOrDefault(s => s.MyTaskName == x.MyTaskItemSelected.MyTaskName);
if (x.TaskMode == "Edit")
{
if (fooEditTask != null)
{
fooEditTask.MyTaskDate = x.MyTaskItemSelected.MyTaskDate;
fooEditTask.MyTaskStatus = x.MyTaskItemSelected.MyTaskStatus;
}
}
else if (x.TaskMode == "Delete")
{
if (fooEditTask != null)
{
MyTaskItemList.Remove(fooEditTask);
}
}
else
{
MyTaskItemList.Insert(0, x.MyTaskItemSelected);
}
});
}
