private ViewModelPlaceholder CreateTemplateNode(string label, string imagePath, Func <List <SiteExplorerNodeViewModel> > getTemplates)
{
var templateRoot = new ViewModelPlaceholder(label, imagePath);
var model = templatesNode.ItemsSource as ObservableCollection <ViewModelPlaceholder>;
if (model == null)
{
model = new ObservableCollection <ViewModelPlaceholder>();
templatesNode.ItemsSource = model;
}
model.Add(templateRoot);
templateRoot.Children.Add(new ViewModelPlaceholder("Loading..."));
templateRoot.LazyLoadChildren += new HierarchicalViewModelAction((parent) => {
using (new OverrideCursor(Cursors.Wait)) {
parent.Children.Clear();
foreach (SiteExplorerNodeViewModel child in getTemplates())
{
parent.Children.Add(child);
}
}
});
return(templateRoot);
}
private void LoadExplorerModel()
{
var service = new MaterialService(User);
// Region explorer...
var list = service.GetTopLevelExplorerItems();
RegionsModel = BuildExplorerModel(list, false);
regionsNode.ItemsSource = RegionsModel;
regionsNode.IsExpanded = true;
// Unplaced sites (Sites with no region)...
list = service.GetTopLevelExplorerItems(SiteExplorerNodeType.Unplaced);
UnplacedModel = BuildExplorerModel(list, false);
unplacedNode.ItemsSource = UnplacedModel;
// Templates...
templatesNode.ItemsSource = null;
_siteTemplatesRoot = CreateTemplateNode("Site Templates", @"images\Site.png", () => {
var templates = service.GetSiteTemplates();
return(templates.ConvertAll((m) => {
return new SiteExplorerNodeViewModel(m);
}));
});
_siteVisitTemplatesRoot = CreateTemplateNode("Site Visit Templates", @"images\SiteVisit.png", () => {
var templates = service.GetSiteVisitTemplates();
return(templates.ConvertAll((m) => {
return new SiteExplorerNodeViewModel(m);
}));
});
_materialTemplatesRoot = CreateTemplateNode("Material Templates", @"images\Material.png", () => {
var templates = service.GetMaterialTemplates();
return(templates.ConvertAll((m) => {
return new SiteExplorerNodeViewModel(m);
}));
});
}
private void LoadExplorerModel()
{
var service = new MaterialService(User);
// Region explorer...
var list = service.GetTopLevelExplorerItems();
RegionsModel = BuildExplorerModel(list, false);
regionsNode.ItemsSource = RegionsModel;
regionsNode.IsExpanded = true;
// Unplaced sites (Sites with no region)...
list = service.GetTopLevelExplorerItems(SiteExplorerNodeType.Unplaced);
UnplacedModel = BuildExplorerModel(list, false);
unplacedNode.ItemsSource = UnplacedModel;
// Templates...
templatesNode.ItemsSource = null;
_siteTemplatesRoot = CreateTemplateNode("Site Templates", @"images\Site.png", () => {
var templates = service.GetSiteTemplates();
return templates.ConvertAll((m) => {
return new SiteExplorerNodeViewModel(m);
});
});
_siteVisitTemplatesRoot = CreateTemplateNode("Site Visit Templates", @"images\SiteVisit.png", () => {
var templates = service.GetSiteVisitTemplates();
return templates.ConvertAll((m) => {
return new SiteExplorerNodeViewModel(m);
});
});
_materialTemplatesRoot = CreateTemplateNode("Material Templates", @"images\Material.png", () => {
var templates = service.GetMaterialTemplates();
return templates.ConvertAll((m) => {
return new SiteExplorerNodeViewModel(m);
});
});
}
private ViewModelPlaceholder CreateTemplateNode(string label, string imagePath, Func<List<SiteExplorerNodeViewModel>> getTemplates)
{
var templateRoot = new ViewModelPlaceholder(label, imagePath);
var model = templatesNode.ItemsSource as ObservableCollection<ViewModelPlaceholder>;
if (model == null) {
model = new ObservableCollection<ViewModelPlaceholder>();
templatesNode.ItemsSource = model;
}
model.Add(templateRoot);
templateRoot.Children.Add(new ViewModelPlaceholder("Loading..."));
templateRoot.LazyLoadChildren += new HierarchicalViewModelAction((parent) => {
using (new OverrideCursor(Cursors.Wait)) {
parent.Children.Clear();
foreach (SiteExplorerNodeViewModel child in getTemplates()) {
parent.Children.Add(child);
}
}
});
return templateRoot;
}
