public TodoListXaml ()
{
InitializeComponent ();
var tbi = new ToolbarItem ("+", null, () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemXaml();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
if (Device.OS == TargetPlatform.Android) { // BUG: Android doesn't support the icon being null
tbi = new ToolbarItem ("+", "plus", () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemXaml();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
ToolbarItems.Add (tbi);
// if (Device.OS == TargetPlatform.iOS) {
// var tbi2 = new ToolbarItem ("?", null, () => {
// var todos = App.Database.GetItemsNotDone();
// var tospeak = "";
// foreach (var t in todos)
// tospeak += t.Name + " ";
// if (tospeak == "") tospeak = "there are no tasks to do";
// App.Speech.Speak(tospeak);
// }, 0, 0);
// ToolbarItems.Add (tbi2);
// }
}
public TodoListPage ()
{
Title = AppResources.ApplicationTitle; // "Todo";
listView = new ListView { RowHeight = 40 };
listView.ItemTemplate = new DataTemplate (typeof (TodoItemCell));
listView.ItemSelected += (sender, e) => {
var todoItem = (TodoItem)e.SelectedItem;
// use C# localization
var todoPage = new TodoItemPage();
// use XAML localization
// var todoPage = new TodoItemXaml();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
};
var layout = new StackLayout();
if (Device.OS == TargetPlatform.WinPhone) { // WinPhone doesn't have the title showing
layout.Children.Add(new Label{Text="Todo", Font=Font.SystemFontOfSize(NamedSize.Large, FontAttributes.Bold)});
}
layout.Children.Add(listView);
layout.VerticalOptions = LayoutOptions.FillAndExpand;
Content = layout;
var tbiAdd = new ToolbarItem("Add", "plus.png", () =>
{
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
ToolbarItems.Add (tbiAdd);
var tbiSpeak = new ToolbarItem ("Speak", "chat.png", () => {
var todos = App.Database.GetItemsNotDone();
var tospeak = "";
foreach (var t in todos)
tospeak += t.Name + " ";
if (tospeak == "") tospeak = "there are no tasks to do";
if (todos.Any ()) {
var s = L10n.Localize ("SpeakTaskCount", "Number of tasks to do");
tospeak = String.Format (s, todos.Count ()) + tospeak;
}
DependencyService.Get<ITextToSpeech>().Speak(tospeak);
}, 0, 0);
ToolbarItems.Add (tbiSpeak);
}
public static async Task SaveTodoAsync (TodoItem item)
{
if (item.ID == null | item.ID == string.Empty) {
await client.GetTable<TodoItem> ().InsertAsync (item);
} else {
await client.GetTable<TodoItem> ().UpdateAsync (item);
}
}
public void doneEditing(TodoItem todo)
{
editedTodo = null;
todo.title = todo.title.Trim();
if(todo.title=="")
{
removeTodo(todo);
}
}
public TodoItemListX()
{
InitializeComponent();
#region toolbar
ToolbarItem tbi = null;
if (Device.OS == TargetPlatform.iOS)
{
tbi = new ToolbarItem("+", null, () =>
{
var todoItem = new TodoItem();
var todoPage = new TodoItemPageX();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
if (Device.OS == TargetPlatform.Android)
{ // BUG: Android doesn't support the icon being null
tbi = new ToolbarItem("+", "plus", () =>
{
var todoItem = new TodoItem();
var todoPage = new TodoItemPageX();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
if (Device.OS == TargetPlatform.WinPhone || Device.OS == TargetPlatform.Windows)
{
tbi = new ToolbarItem("Add", "add.png", () =>
{
var todoItem = new TodoItem();
var todoPage = new TodoItemPageX();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
ToolbarItems.Add(tbi);
if (Device.OS == TargetPlatform.iOS)
{
var tbi2 = new ToolbarItem("?", null, () =>
{
var todos = App.Database.GetItemsNotDone();
var tospeak = "";
foreach (var t in todos)
tospeak += t.Name + " ";
if (tospeak == "") tospeak = "there are no tasks to do";
DependencyService.Get<ITextToSpeech>().Speak(tospeak);
}, 0, 0);
ToolbarItems.Add(tbi2);
}
#endregion
}
public int SaveItem (TodoItem item)
{
lock (locker) {
if (item.ID != 0) {
database.Update(item);
return item.ID;
} else {
return database.Insert(item);
}
}
}
public static async Task SaveTodoAsync (TodoItem item)
{
System.Diagnostics.Debug.WriteLine (item.Name);
if (item.ID == null || item.ID == string.Empty) {
await Client.GetTable<TodoItem> ().InsertAsync (item);
System.Diagnostics.Debug.WriteLine ("Insert");
} else {
await Client.GetTable<TodoItem> ().UpdateAsync (item);
System.Diagnostics.Debug.WriteLine ("Update");
}
}
public TodoItem CreateItem(string text) {
string id = Date.Now.GetTime().ToString();
TodoItem item = new TodoItem();
item.ID = id;
item.Title = text;
item.Completed = false;
_items.Add(item);
SaveItems();
return item;
}
public TodoListPage ()
{
Title = "Todo";
NavigationPage.SetHasNavigationBar (this, true);
listView = new ListView {
RowHeight = 40
};
listView.ItemTemplate = new DataTemplate (typeof (TodoItemCell));
listView.ItemSelected += (sender, e) => {
var todoItem = (TodoItem)e.SelectedItem;
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
};
var layout = new StackLayout();
if (Device.OS == TargetPlatform.WinPhone) { // WinPhone doesn't have the title showing
layout.Children.Add(new Label{Text="Todo", Font=Font.SystemFontOfSize(NamedSize.Large, FontAttributes.Bold)});
}
layout.Children.Add(listView);
layout.VerticalOptions = LayoutOptions.FillAndExpand;
Content = layout;
var tbiAdd = new ToolbarItem ("+", "plus.png", () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
ToolbarItems.Add (tbiAdd);
var tbiSpeak = new ToolbarItem ("?", "chat.png", () => {
var todos = App.Database.GetItemsNotDone();
var tospeak = "";
foreach (var t in todos)
tospeak += t.Name + " ";
if (tospeak == "") tospeak = "there are no tasks to do";
DependencyService.Get<ITextToSpeech>().Speak(tospeak);
}, 0, 0);
ToolbarItems.Add (tbiSpeak);
}
public TodoCtrl(Scope _scope, Location _location, todoStorage todoStorage, filterFilter filterFilter)
{
this.Storage = todoStorage;
this.filter = filterFilter;
this.location = _location;
todos = Storage.get();
newTodo = "";
editedTodo = null;
_scope.Watch<object>(()=>todos, update, true);
if(location.Path == "") location.Path = "/";
_scope.Watch<string>(()=>location.Path, pathchanged);
}
public TodoItem GetItem(int id)
{
var t = new TodoItem();
lock (locker) {
connection = new SqliteConnection ("Data Source=" + path);
connection.Open ();
using (var command = connection.CreateCommand ()) {
command.CommandText = "SELECT [ID], [Name], [Notes], [Done] from [TodoItem] WHERE [ID] = ?";
command.Parameters.Add (new SqliteParameter (DbType.Int32) { Value = id });
var r = command.ExecuteReader ();
while (r.Read ()) {
t = FromReader (r);
break;
}
}
connection.Close ();
}
return t;
}
public TodoPage()
{
BindingContext = new TodoViewModel ();
InitializeComponent ();
todoListView.ItemSelected += (sender, e) => {
if (todoListView.SelectedItem == null)
return;
Navigation.PushAsync (new TodoDetailPage (todoListView.SelectedItem as TodoItem));
todoListView.SelectedItem = null;
};
ToolbarItems.Add (new ToolbarItem ("Add", null, async () => {
var viewModel = BindingContext as TodoViewModel;
var todo = new TodoItem { Name = "New Todo", Description = "Edit Me", Done = false };
viewModel.Todos.Add (todo);
MobileService.SaveTodoAsync (todo);
}));
}
public TodoListPage()
{
Title = "Todo";
NavigationPage.SetHasNavigationBar(this, true);
listView = new ListView {
RowHeight = 40
};
listView.ItemTemplate = new DataTemplate(typeof(TodoItemCell));
// These commented-out lines were used to test the ListView prior to integrating the database
// listView.ItemSource = new string [] { "Buy pears", "Buy oranges", "Buy mangos", "Buy apples", "Buy bananas" };
// listView.ItemSource = new TodoItem [] {
// new TodoItem {Name = "Buy pears`"},
// new TodoItem {Name = "Buy oranges`", Done=true},
// new TodoItem {Name = "Buy mangos`"},
// new TodoItem {Name = "Buy apples`", Done=true},
// new TodoItem {Name = "Buy bananas`", Done=true}
// };
// HACK: workaround issue #894 for now
if (Device.OS == TargetPlatform.iOS)
{
listView.ItemsSource = new string [1] {
""
}
}
;
listView.ItemSelected += (sender, e) => {
var todoItem = (TodoItem)e.SelectedItem;
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
};
Content = new StackLayout {
VerticalOptions = LayoutOptions.FillAndExpand,
Children = { listView }
};
var tbi = new ToolbarItem("+", null, () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
if (Device.OS == TargetPlatform.Android) // BUG: Android doesn't support the icon being null
{
tbi = new ToolbarItem("+", "plus", () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
ToolbarItems.Add(tbi);
if (Device.OS == TargetPlatform.iOS)
{
var tbi2 = new ToolbarItem("?", null, () => {
var todos = App.Database.GetItemsNotDone();
var tospeak = "";
foreach (var t in todos)
{
tospeak += t.Name + " ";
}
if (tospeak == "")
{
tospeak = "there are no tasks to do";
}
App.Speech.Speak(tospeak);
}, 0, 0);
ToolbarItems.Add(tbi2);
}
}
public TodoListPage ()
{
Title = "Todo";
NavigationPage.SetHasNavigationBar (this, true);
listView = new ListView {
RowHeight = 40
};
listView.ItemTemplate = new DataTemplate (typeof (TodoItemCell));
// listView.ItemSource = new string [] { "Buy pears", "Buy oranges", "Buy mangos", "Buy apples", "Buy bananas" };
// listView.ItemSource = new TodoItem [] {
// new TodoItem {Name = "Buy pears`"},
// new TodoItem {Name = "Buy oranges`", Done=true},
// new TodoItem {Name = "Buy mangos`"},
// new TodoItem {Name = "Buy apples`", Done=true},
// new TodoItem {Name = "Buy bananas`", Done=true}
// };
// HACK: workaround issue #894 for now
if (Device.OS == TargetPlatform.iOS)
listView.ItemsSource = new string [1] {""};
listView.ItemSelected += (sender, e) => {
var todoItem = (TodoItem)e.SelectedItem;
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
};
Content = new StackLayout {
VerticalOptions = LayoutOptions.FillAndExpand,
Children = {listView}
};
var tbi = new ToolbarItem ("+", null, () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
if (Device.OS == TargetPlatform.Android) { // BUG: Android doesn't support the icon being null
tbi = new ToolbarItem ("+", "plus", () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
ToolbarItems.Add (tbi);
if (Device.OS == TargetPlatform.iOS) {
var tbi2 = new ToolbarItem ("?", null, () => {
var todos = App.Database.GetItemsNotDone();
var tospeak = "";
foreach (var t in todos)
tospeak += t.Name + " ";
if (tospeak == "") tospeak = "there are no tasks to do";
App.Speech.Speak(tospeak);
}, 0, 0);
ToolbarItems.Add (tbi2);
}
}
public int SaveItem(TodoItem item)
{
return database.SaveItem(item);
}
public void editTodo(TodoItem todo)
{
editedTodo = todo;
}
public RootTableSource(TodoItem[] items)
{
tableItems = items;
}
public TodoListPage ()
{
Title = "Staff List";
NavigationPage.SetHasNavigationBar (this, true);
listView = new ListView {
RowHeight = 40,
ItemTemplate = new DataTemplate (typeof(TodoItemCell))
};
listView.ItemSelected += (sender, e) => {
var todoItem = (TodoItem)e.SelectedItem;
var todoPage = new TodoItemPage ();
todoPage.BindingContext = todoItem;
Navigation.PushAsync (todoPage);
};
var lv = new ListView();
lv.BackgroundColor = Color.Yellow;
var layout = new StackLayout ();
if (Device.OS == TargetPlatform.WinPhone) { // WinPhone doesn't have the title showing
layout.Children.Add (new Label {
Text = "Staff List",
FontSize = Device.GetNamedSize (NamedSize.Large, typeof(Label)),
FontAttributes = FontAttributes.Bold
});
}
layout.Children.Add (listView);
layout.VerticalOptions = LayoutOptions.FillAndExpand;
Content = layout;
ToolbarItem tbi = null;
if (Device.OS == TargetPlatform.iOS) {
tbi = new ToolbarItem ("+", null, () => {
var todoItem = new TodoItem ();
var todoPage = new TodoItemPage ();
todoPage.BindingContext = todoItem;
Navigation.PushAsync (todoPage);
}, 0, 0);
}
if (Device.OS == TargetPlatform.Android) { // BUG: Android doesn't support the icon being null
tbi = new ToolbarItem ("+", "plus", () => {
var todoItem = new TodoItem ();
var todoPage = new TodoItemPage ();
todoPage.BindingContext = todoItem;
Navigation.PushAsync (todoPage);
}, 0, 0);
}
if (Device.OS == TargetPlatform.WinPhone) {
tbi = new ToolbarItem ("Add", "add.png", () => {
var todoItem = new TodoItem ();
var todoPage = new TodoItemPage ();
todoPage.BindingContext = todoItem;
Navigation.PushAsync (todoPage);
}, 0, 0);
}
ToolbarItems.Add (tbi);
if (Device.OS == TargetPlatform.iOS) {
var tbi2 = new ToolbarItem ("?", null, () => {
var todos = App.Database.GetItemsNotDone ();
var tospeak = "";
foreach (var t in todos)
tospeak += t.Name + " ";
if (tospeak == "")
tospeak = "there are no tasks to do";
DependencyService.Get<ITextToSpeech> ().Speak (tospeak);
}, 0, 0);
ToolbarItems.Add (tbi2);
}
}
public TodoListPage()
{
Title = "Todo";
listView = new ListView();
listView.ItemTemplate = new DataTemplate(typeof(TodoItemCell));
listView.ItemSelected += async(sender, e) => {
if (e.SelectedItem == null)
{
return; // ensures we ignore this handler when the selection is just being cleared
}
var todoItem = (TodoItem)e.SelectedItem;
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
await Navigation.PushAsync(todoPage);
((ListView)sender).SelectedItem = null; // clears the 'selected' background
};
// make floating (+) image at bottom of screen
var tap = new TapGestureRecognizer(async(View obj) => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
var b = newImage.Bounds;
b.Y = b.Y - 50;
await newImage.LayoutTo(b, 250, Easing.SinIn);
b.Y = b.Y + 50;
await newImage.LayoutTo(b, 250, Easing.SinOut);
await Navigation.PushAsync(todoPage);
});
newImage = new Image {
Source = "newitem.png",
WidthRequest = 40,
Opacity = 0.8f
};
newImage.GestureRecognizers.Add(tap);
layout = new RelativeLayout();
layout.Children.Add(listView,
xConstraint: Constraint.Constant(0),
yConstraint: Constraint.Constant(0),
widthConstraint: Constraint.RelativeToParent((parent) => { return(parent.Width); }),
heightConstraint: Constraint.RelativeToParent((parent) => { return(parent.Height); }));
layout.Children.Add(newImage,
xConstraint: Constraint.RelativeToParent((parent) =>
{
return((parent.Width / 2) - 20); // center of image (which is 40 wide)
}),
yConstraint: Constraint.RelativeToParent((parent) =>
{
return(parent.Height - 60);
}));
Content = layout;
#region toolbar
var tbi = new ToolbarItem("+", "plus.png", () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
//tbi.Order = ToolbarItemOrder.Secondary;
ToolbarItems.Add(tbi);
var tbi2 = new ToolbarItem("?", "chat.png", () => {
var todos = App.Database.GetItemsNotDone();
var tospeak = "";
foreach (var t in todos)
{
tospeak += t.Name + " ";
}
if (tospeak == "")
{
tospeak = "there are no tasks to do";
}
DependencyService.Get <ITextToSpeech>().Speak("Hello from Xamarin Forms");
}, 0, 0);
// demonstrate toolbar/optionmenu
tbi2.Order = ToolbarItemOrder.Secondary;
ToolbarItems.Add(tbi2);
#endregion
}
public void UpdateItem(TodoItem item, string text, bool completed) {
item.Title = text;
item.Completed = completed;
SaveItems();
}
public TodoListPage ()
{
Title = "Todo";
NavigationPage.SetHasNavigationBar (this, true);
listView = new ListView ();
listView.ItemTemplate = new DataTemplate (typeof (TodoItemCell));
// listView.ItemSource = new string [] { "Buy pears", "Buy oranges", "Buy mangos", "Buy apples", "Buy bananas" };
// listView.ItemSource = new TodoItem [] {
// new TodoItem {Name = "Buy pears`"},
// new TodoItem {Name = "Buy oranges`", Done=true},
// new TodoItem {Name = "Buy mangos`"},
// new TodoItem {Name = "Buy apples`", Done=true},
// new TodoItem {Name = "Buy bananas`", Done=true}
// };
listView.ItemSelected += (sender, e) => {
var todoItem = (TodoItem)e.SelectedItem;
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
};
var tap = new TapGestureRecognizer ((View obj) => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
});
newImage = new Image ();
newImage.Source = "new.png";
newImage.WidthRequest = 40;
newImage.GestureRecognizers.Add (tap);
layout = new RelativeLayout ();
layout.Children.Add (listView,
xConstraint: Constraint.Constant(0),
yConstraint: Constraint.Constant(0),
widthConstraint: Constraint.RelativeToParent ((parent) => {return parent.Width;}),
heightConstraint: Constraint.RelativeToParent ((parent) => {return parent.Height;}));
layout.Children.Add (newImage,
xConstraint: Constraint.RelativeToParent((parent) =>
{
return (parent.Width / 2) - 20; // center of image (which is 40 wide)
}),
yConstraint: Constraint.RelativeToParent((parent) =>
{
return parent.Height - 60;
}));
Content = layout;
#region toolbar
var tbi = new ToolbarItem ("+", null, () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
if (Device.OS == TargetPlatform.Android) { // BUG: Android doesn't support the icon being null
tbi = new ToolbarItem ("+", "plus", () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
ToolbarItems.Add (tbi);
if (Device.OS == TargetPlatform.iOS) {
var tbi2 = new ToolbarItem ("?", null, () => {
var todos = App.Database.GetItemsNotDone();
var tospeak = "";
foreach (var t in todos)
tospeak += t.Name + " ";
if (tospeak == "") tospeak = "there are no tasks to do";
App.Speech.Speak(tospeak);
}, 0, 0);
ToolbarItems.Add (tbi2);
}
#endregion
}
public void TodoItemDefaultsToNone()
{
var todo = new TodoItem ();
Assert.IsFalse (todo.Done);
}
public void SaveItem (TodoItem item)
{
lock (locker) {
database.Save<TodoItem>(item); //upsert
}
}
public void removeTodo(TodoItem todo)
{
todos.Splice(todos.IndexOf(todo), 1);
}
public TodoItem[] get()
{
TodoItem[] items = Json.Parse<TodoItem[]>((string) Window.LocalStorage.GetItem(STORAGE_ID));
if(items==null) items = new TodoItem[]{ };
return items;
}
public void put(TodoItem[] todos)
{
Window.LocalStorage.SetItem(STORAGE_ID, Json.Stringify(todos));
}
public TodoListPage()
{
Title = "Todo";
NavigationPage.SetHasNavigationBar(this, true);
listView = new ListView {
RowHeight = 40
};
listView.ItemTemplate = new DataTemplate(typeof(TodoItemCell));
// HACK: workaround issue #894 for now
if (Device.OS == TargetPlatform.iOS)
{
listView.ItemsSource = new string [1] {
""
}
}
;
listView.ItemSelected += (sender, e) => {
var todoItem = (TodoItem)e.SelectedItem;
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
};
var layout = new StackLayout();
if (Device.OS == TargetPlatform.WinPhone) // WinPhone doesn't have the title showing
{
layout.Children.Add(new Label {
Text = "Todo", Font = Font.BoldSystemFontOfSize(NamedSize.Large)
});
}
layout.Children.Add(listView);
layout.VerticalOptions = LayoutOptions.FillAndExpand;
Content = layout;
ToolbarItem tbi = null;
if (Device.OS == TargetPlatform.iOS)
{
tbi = new ToolbarItem("+", null, () =>
{
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
if (Device.OS == TargetPlatform.Android) // BUG: Android doesn't support the icon being null
{
tbi = new ToolbarItem("+", "plus", () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
if (Device.OS == TargetPlatform.WinPhone)
{
tbi = new ToolbarItem("Add", "add.png", () =>
{
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
ToolbarItems.Add(tbi);
if (Device.OS == TargetPlatform.iOS)
{
var tbi2 = new ToolbarItem("?", null, () => {
var todos = App.Database.GetItemsNotDone();
var tospeak = "";
foreach (var t in todos)
{
tospeak += t.Name + " ";
}
if (tospeak == "")
{
tospeak = "there are no tasks to do";
}
DependencyService.Get <ITextToSpeech>().Speak(tospeak);
}, 0, 0);
ToolbarItems.Add(tbi2);
}
}
public TodoListPage ()
{
Title = "Todo";
listView = new ListView ();
listView.ItemTemplate = new DataTemplate
(typeof (TodoItemCell));
listView.ItemSelected += (sender, e) => {
var todoItem = (TodoItem)e.SelectedItem;
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
((App)App.Current).ResumeAtTodoId = todoItem.ID;
Debug.WriteLine("setting ResumeAtTodoId = " + todoItem.ID);
Navigation.PushAsync(todoPage);
};
var layout = new StackLayout();
if (Device.OS == TargetPlatform.WinPhone) { // WinPhone doesn't have the title showing
layout.Children.Add(new Label{
Text="Todo",
FontSize = Device.GetNamedSize (NamedSize.Large, typeof(Label))});
}
layout.Children.Add(listView);
layout.VerticalOptions = LayoutOptions.FillAndExpand;
Content = layout;
#region toolbar
ToolbarItem tbi = null;
if (Device.OS == TargetPlatform.iOS)
{
tbi = new ToolbarItem("+", null, () =>
{
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
if (Device.OS == TargetPlatform.Android) { // BUG: Android doesn't support the icon being null
tbi = new ToolbarItem ("+", "plus", () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
if (Device.OS == TargetPlatform.WinPhone)
{
tbi = new ToolbarItem("Add", "add.png", () =>
{
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
ToolbarItems.Add (tbi);
if (Device.OS == TargetPlatform.iOS) {
var tbi2 = new ToolbarItem ("?", null, () => {
var todos = App.Database.GetItemsNotDone();
var tospeak = "";
foreach (var t in todos)
tospeak += t.Name + " ";
if (tospeak == "") tospeak = "there are no tasks to do";
DependencyService.Get<ITextToSpeech>().Speak(tospeak);
}, 0, 0);
ToolbarItems.Add (tbi2);
}
#endregion
}
public TodoListPage ()
{
Title = "Todo";
NavigationPage.SetHasNavigationBar (this, true);
listView = new ListView ();
listView.ItemTemplate = new DataTemplate (typeof (TodoItemCell));
// listView.ItemSource = new string [] { "Buy pears", "Buy oranges", "Buy mangos", "Buy apples", "Buy bananas" };
// listView.ItemSource = new TodoItem [] {
// new TodoItem {Name = "Buy pears`"},
// new TodoItem {Name = "Buy oranges`", Done=true},
// new TodoItem {Name = "Buy mangos`"},
// new TodoItem {Name = "Buy apples`", Done=true},
// new TodoItem {Name = "Buy bananas`", Done=true}
// };
listView.ItemSelected += (sender, e) => {
if (e.SelectedItem == null) {
return; // ensures we ignore this handler when the selection is just being cleared
}
var todoItem = (TodoItem)e.SelectedItem;
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
((ListView)sender).SelectedItem = null; // clears the 'selected' background
};
// make floating (+) image at bottom of screen
var tap = new TapGestureRecognizer (async (View obj) => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
var b = newImage.Bounds;
b.Y = b.Y - 50;
await newImage.LayoutTo(b,250, Easing.SinIn);
b.Y = b.Y + 50;
await newImage.LayoutTo(b,250, Easing.SinOut);
Navigation.PushAsync(todoPage);
});
newImage = new Image {
Source = "newitem.png",
WidthRequest = 40,
Opacity = 0.8f
};
newImage.GestureRecognizers.Add (tap);
layout = new RelativeLayout ();
layout.Children.Add (listView,
xConstraint: Constraint.Constant(0),
yConstraint: Constraint.Constant(0),
widthConstraint: Constraint.RelativeToParent ((parent) => {return parent.Width;}),
heightConstraint: Constraint.RelativeToParent ((parent) => {return parent.Height;}));
layout.Children.Add (newImage,
xConstraint: Constraint.RelativeToParent((parent) =>
{
return (parent.Width / 2) - 20; // center of image (which is 40 wide)
}),
yConstraint: Constraint.RelativeToParent((parent) =>
{
return parent.Height - 60;
}));
Content = layout;
#region toolbar
var tbi = new ToolbarItem ("+", "plus.png", () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
ToolbarItems.Add (tbi);
if (Device.OS == TargetPlatform.iOS) {
var tbi2 = new ToolbarItem ("?", "chat.png", () => {
var todos = App.Database.GetItemsNotDone();
var tospeak = "";
foreach (var t in todos)
tospeak += t.Name + " ";
if (tospeak == "") tospeak = "there are no tasks to do";
App.Speech.Speak(tospeak);
}, 0, 0);
ToolbarItems.Add (tbi2);
}
#endregion
}
// this will be called before the view is displayed
public void SetTask(RootViewController d, TodoItem task)
{
Delegate = d;
currentTask = task;
}
public Task <int> DeleteItemAsync(TodoItem item)
{
return(database.DeleteAsync(item));
}
public TodoListPage()
{
Title = "Todo";
NavigationPage.SetHasNavigationBar(this, true);
listView = new ListView
{
RowHeight = 40
};
listView.ItemTemplate = new DataTemplate(typeof(TodoItemCell));
// These commented-out lines were used to test the ListView prior to integrating the database
// listView.ItemSource = new string [] { "Buy pears", "Buy oranges", "Buy mangos", "Buy apples", "Buy bananas" };
// listView.ItemSource = new TodoItem [] {
// new TodoItem {Name = "Buy pears`"},
// new TodoItem {Name = "Buy oranges`", Done=true},
// new TodoItem {Name = "Buy mangos`"},
// new TodoItem {Name = "Buy apples`", Done=true},
// new TodoItem {Name = "Buy bananas`", Done=true}
// };
// HACK: workaround issue #894 for now
if (Device.OS == TargetPlatform.iOS)
listView.ItemsSource = new string[1] { "" };
listView.ItemSelected += (sender, e) =>
{
var todoItem = (TodoItem)e.SelectedItem;
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
};
var layout = new StackLayout();
if (Device.OS == TargetPlatform.WinPhone)
{ // WinPhone doesn't have the title showing
layout.Children.Add(new Label { Text = "Todo", Font = Font.BoldSystemFontOfSize(NamedSize.Large) });
}
layout.Children.Add(listView);
layout.VerticalOptions = LayoutOptions.FillAndExpand;
Content = layout;
ToolbarItem tbi = null;
if (Device.OS == TargetPlatform.iOS)
{
tbi = new ToolbarItem("+", null, () =>
{
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
if (Device.OS == TargetPlatform.Android)
{ // BUG: Android doesn't support the icon being null
tbi = new ToolbarItem("+", "plus", () =>
{
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
if (Device.OS == TargetPlatform.WinPhone)
{
tbi = new ToolbarItem("Add", "add.png", () =>
{
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
// WINRT
if (Device.OS == TargetPlatform.Other)
{
tbi = new ToolbarItem("Add", "ms-appx:///add.png", () =>
{
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
}
if (tbi != null)
ToolbarItems.Add(tbi);
if (Device.OS == TargetPlatform.iOS)
{
var tbi2 = new ToolbarItem("?", null, () =>
{
var todos = App.Database.GetItemsNotDone();
var tospeak = "";
foreach (var t in todos)
tospeak += t.Name + " ";
if (tospeak == "") tospeak = "there are no tasks to do";
DependencyService.Get<ITextToSpeech>().Speak(tospeak);
}, 0, 0);
ToolbarItems.Add(tbi2);
}
}
public int DeleteItem(TodoItem item)
{
return database.DeleteItem(item.Id);
}
public TodoListPage ()
{
Title = "Todo";
listView = new ListView {StyleId = "TodoList"};
listView.ItemTemplate = new DataTemplate (typeof (TodoItemCell));
listView.ItemSelected += async (sender, e) => {
if (e.SelectedItem == null) {
return; // ensures we ignore this handler when the selection is just being cleared
}
var todoItem = (TodoItem)e.SelectedItem;
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
await Navigation.PushAsync(todoPage);
((ListView)sender).SelectedItem = null; // clears the 'selected' background
};
// make floating (+) image at bottom of screen
var tap = new TapGestureRecognizer (async (View obj) => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
var b = newImage.Bounds;
b.Y = b.Y - 50;
await newImage.LayoutTo(b,250, Easing.SinIn);
b.Y = b.Y + 50;
await newImage.LayoutTo(b,250, Easing.SinOut);
await Navigation.PushAsync(todoPage);
});
newImage = new Image {
Source = "newitem.png",
WidthRequest = 40,
Opacity = 0.8f,
StyleId = "TodoAdd"
};
newImage.GestureRecognizers.Add (tap);
layout = new RelativeLayout ();
layout.Children.Add (listView,
xConstraint: Constraint.Constant(0),
yConstraint: Constraint.Constant(0),
widthConstraint: Constraint.RelativeToParent ((parent) => {return parent.Width;}),
heightConstraint: Constraint.RelativeToParent ((parent) => {return parent.Height;}));
layout.Children.Add (newImage,
xConstraint: Constraint.RelativeToParent((parent) =>
{
return (parent.Width / 2) - 20; // center of image (which is 40 wide)
}),
yConstraint: Constraint.RelativeToParent((parent) =>
{
return parent.Height - 60;
}));
Content = layout;
#region toolbar
var tbiAdd = new ToolbarItem ("+", "plus.png", () => {
var todoItem = new TodoItem();
var todoPage = new TodoItemPage();
todoPage.BindingContext = todoItem;
Navigation.PushAsync(todoPage);
}, 0, 0);
tbiAdd.StyleId = "ToolbarAdd";
//tbiAdd.Order = ToolbarItemOrder.Secondary;
ToolbarItems.Add (tbiAdd);
var tbiSpeak = new ToolbarItem ("?", "chat.png", () => {
var todos = App.Database.GetItemsNotDone();
var tospeak = "";
foreach (var t in todos)
tospeak += t.Name + " ";
if (tospeak == "") tospeak = "there are no tasks to do";
DependencyService.Get<ITextToSpeech>().Speak("Hello from Xamarin Forms");
}, 0, 0);
tbiAdd.StyleId = "ToolbarSpeak";
// demonstrate toolbar/optionmenu
//tbiSpeak.Order = ToolbarItemOrder.Secondary;
ToolbarItems.Add (tbiSpeak);
#endregion
}
public Task DeleteItemAsync(TodoItem item)
{
return(Data.DeleteAsync <TodoItem>(item.ID.ToString(), DefaultPartitions.AppDocuments));
}