void Edit(TabViewModel toEdit)
{
if (toEdit == null)
{
throw new ArgumentNullException("toEdit");
}
TabViewModel editTab = new TabViewModel();
editTab.UpdateWith(toEdit);
ServiceManager.GetService <IViewService>().OpenDialog(editTab);
if (editTab.Result != MessageResult.Okay)
{
return; // Cancelled edit
}
if (!editTab.Title.Equals(toEdit.Title, StringComparison.InvariantCultureIgnoreCase))
{
// Tab title changed, check if any other tabs have this title.
if (Tabs.Any(t => t.Title == editTab.Title))
{
ServiceManager.GetService <IMessageBoxService>().Show(
"Tab wit that title already exists", "Astounding Dock", MessageIcon.Error);
// Re-open dialog.
Edit(toEdit);
return;
}
}
toEdit.UpdateWith(editTab);
Messenger.Default.Send <DatabaseMessage>(DatabaseMessage.Update(toEdit.Model));
}
void ReorderTabs(TabViewModel tab, bool moveUp)
{
if (moveUp && tab.TabOrder == 1)
{
return;
}
if (!moveUp && tab.TabOrder == Tabs.Max(x => x.TabOrder))
{
return;
}
int currentPosition = Tabs.IndexOf(tab);
int newPosition = moveUp ? currentPosition - 1 : currentPosition + 1;
Tabs.Move(currentPosition, newPosition);
int tabOrder = 1;
foreach (var item in Tabs)
{
item.TabOrder = tabOrder;
tabOrder++;
Messenger.Default.Send <DatabaseMessage>(DatabaseMessage.Update(item.Model));
}
// Refresh the view to reapply the sort
TabsView.Refresh();
}
void Add(TabViewModel addThis)
{
if (addThis == null)
{
throw new ArgumentNullException("addThis");
}
ServiceManager.GetService <IViewService>().OpenDialog(addThis);
if (addThis.Result != MessageResult.Okay)
{
return; // Cancelled add
}
// Check if any other tabs have this title.
if (Tabs.Any(sectionElem => sectionElem.Title == addThis.Title))
{
ServiceManager.GetService <IMessageBoxService>().Show(
"Tab with that title already exists", "Astounding Dock", MessageIcon.Error);
// Re-open dialog.
Add(addThis);
return;
}
addThis.TabOrder = Tabs.Max(x => x.TabOrder) + 1;
Tabs.Add(addThis);
}
void Add(ApplicationViewModel addThis, TabViewModel addToThis, bool suppressDialog)
{
if (addThis == null)
{
throw new ArgumentNullException("addThis");
}
if (addToThis == null)
{
throw new ArgumentNullException("addToThis");
}
var tab = Tabs.SingleOrDefault(tabElem => tabElem.Applications.Contains(addThis));
if (tab != null)
{
ServiceManager.GetService <IMessageBoxService>().Show(String.Format(
"{0} already added to tab {1}", addThis.Title, tab.Title),
"Astounding Dock", MessageIcon.Error);
return;
}
addToThis.Applications.Add(addThis);
if (!suppressDialog)
{
ServiceManager.GetService <IMessageBoxService>().Show(String.Format(
"Added application {0} to {1}", addThis.Title, addToThis.Title), "Astounding Dock");
}
}
void Move(TabViewModel moveThis, TabViewModel moveToThis)
{
if (moveThis == null)
{
throw new ArgumentNullException("moveThis");
}
if (moveToThis == null)
{
throw new ArgumentNullException("moveToThis");
}
Tabs.Move(Tabs.IndexOf(moveThis), Tabs.IndexOf(moveToThis));
}
void Move(ApplicationViewModel toMove, TabViewModel movingTo)
{
if (toMove == null)
{
throw new ArgumentNullException("toMove");
}
if (movingTo == null)
{
throw new ArgumentNullException("movingTo");
}
if (!movingTo.Applications.Contains(toMove))
{
var movingFrom = Tabs.Single(sectionElem => sectionElem.Applications.Contains(toMove));
movingFrom.Applications.Remove(toMove);
movingTo.Applications.Add(toMove);
}
}
void Remove(TabViewModel removeThis)
{
if (removeThis == null)
{
throw new ArgumentNullException("removeThis");
}
var result = ServiceManager.GetService <IMessageBoxService>().Show(String.Format(
"Are you sure you wish to remove {0}?", removeThis.Title), "Astounding Dock",
MessageIcon.Question, MessageOptions.YesNo);
if (result != MessageResult.Yes)
{
return;
}
if (removeThis.Title == Configuration.DefaultTab)
{
ServiceManager.GetService <IMessageBoxService>().Show(
"Cannot remove the default section", "Astounding Dock", MessageIcon.Error);
return;
}
if (removeThis.Applications.Count > 0)
{
var result2 = ServiceManager.GetService <IMessageBoxService>().Show(String.Format(
"This tab has {0} applications, remove anyway?", removeThis.Applications.Count),
"Astounding Dock", MessageIcon.Question, MessageOptions.YesNo);
if (result2 != MessageResult.Yes)
{
return;
}
}
Tabs.Remove(removeThis);
}
public MainViewModel(XmlDatabase database)
{
if (database == null)
{
throw new ArgumentNullException("database");
}
_database = database;
Tabs = new ObservableCollection <TabViewModel>();
TabsView = (ListCollectionView)CollectionViewSource.GetDefaultView(Tabs);
TabsView.SortDescriptions.Add(new SortDescription("TabOrder", ListSortDirection.Ascending));
// Loading applications asynchronously using reactive extensions to reduce initial startup time.
// TODO: Does this actually speed things up or is it loading all the sections before add doing
// the subscribe??
_database.LoadTabs().OrderBy(x => x.TabOrder).ToObservable().Subscribe(tabModel =>
{
TabViewModel tabViewModel = new TabViewModel(tabModel);
Tabs.Add(tabViewModel);
Configuration.AvailableTabs.Add(tabViewModel.Title);
},
() => // OnComplete
{
FixTabOrdering();
Tabs.CollectionChanged += OnTabsChanged;
// Expand the default tab when the application starts up.
ExpandedTab = Tabs.SingleOrDefault(obj => obj.Title == Configuration.DefaultTab) ?? Tabs.FirstOrDefault();
});
Messenger.Default.Register <ApplicationMessage>(this, OnApplicationMessage);
Messenger.Default.Register <TabMessage>(this, OnTabMessage);
Messenger.Default.Register <TabToMainMessage>(this, OnTabToMainMessage);
}
void Add(ApplicationViewModel addThis, TabViewModel addToThis)
{
Add(addThis, addToThis, false);
}
