public IncidentsMasterDetailPage()
{
BindingContext = new IncidentMasterVm ();
cachedPages = new Dictionary<string, NavigationPage> ();
Master = master = new IncidentMasterPage (ViewModel);
var homeNav = new NavigationPage (master.PageSelection) {
BarBackgroundColor = Color.FromHex ("#3498DB"),
BarTextColor = Color.White
};
Detail = homeNav;
cachedPages.Add ("AboutPage", homeNav);
master.PageSelectionChanged = (key) => {
NavigationPage navPage;
if (cachedPages.ContainsKey (key)) {
navPage = cachedPages [key];
} else {
navPage = new NavigationPage (master.PageSelection) {
BarBackgroundColor = Color.FromHex ("#3498DB"),
BarTextColor = Color.White
};
cachedPages.Add (key, navPage);
}
Detail = navPage;
Detail.Title = master.PageSelection.Title;
if (Device.Idiom != TargetIdiom.Tablet)
IsPresented = false;
};
this.Icon = "slideout.png";
}
public IncidentMasterPage(IncidentMasterVm vm)
{
BindingContext = vm;
SetBinding (Page.TitleProperty, new Binding(BaseViewModel.TitlePropertyName));
this.Icon = "slideout.png";
var layout = new StackLayout { Spacing = 0 };
var label = new ContentView {
Padding = new Thickness(10, 36, 0, 5),
BackgroundColor = Color.Transparent,
Content = new Label {
Text = "MENU",
FontSize = Device.GetNamedSize (NamedSize.Medium, typeof(Label))
}
};
layout.Children.Add (label);
var listView = new ListView();
DataTemplate cell = new DataTemplate(typeof(TextCell));
cell.SetBinding (TextCell.TextProperty, BaseViewModel.TitlePropertyName);
listView.ItemTemplate = cell;
listView.ItemsSource = vm.NavItems;
if(about == null) {
about = new IncidentsAboutDetailPage();
}
listView.SelectedItem = vm.NavItems.Single (i => i.CacheKey == "AboutPage");
cacheKey = "AboutPage";
PageSelection = about;
listView.ItemSelected += (sender, args) => {
var menuItem = listView.SelectedItem as MasterNavItem;
cacheKey = menuItem.CacheKey;
switch(menuItem.CacheKey) {
case "AboutPage":
if(about == null)
about = new IncidentsAboutDetailPage();
PageSelection = about;
break;
case "IncidentsPage":
if(searchPage == null)
searchPage = new IncidentsSearchDetailPage(new IncidentsSearchDetailVm());
PageSelection = searchPage;
break;
case "NewIncidentPage":
if(editIncident == null)
editIncident = new IncidentsEditDetailPage(new IncidentsEditDetailVM());
PageSelection = editIncident;
break;
}
};
layout.Children.Add (listView);
Content = layout;
}