本文整理汇总了C#中Note.DeleteAsync方法的典型用法代码示例。如果您正苦于以下问题：C# Note.DeleteAsync方法的具体用法？C# Note.DeleteAsync怎么用？C# Note.DeleteAsync使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Note的用法示例。
在下文中一共展示了Note.DeleteAsync方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: NotePage
public NotePage(Note note, bool isNoteEdit = false)
{
this.note = note;
this.isNoteEdit = isNoteEdit;
Title = isNoteEdit ? "Edit Note" : "New Note";
// Create Entry and Editor views.
Entry entry = new Entry
{
Placeholder = "Title (optional)"
};
Editor editor = new Editor
{
Keyboard = Keyboard.Create(KeyboardFlags.All),
BackgroundColor = Device.OnPlatform(Color.Default,
Color.Default,
Color.White),
VerticalOptions = LayoutOptions.FillAndExpand
};
// Set data bindings.
this.BindingContext = note;
entry.SetBinding(Entry.TextProperty, "Title");
editor.SetBinding(Editor.TextProperty, "Text");
// Assemble page.
StackLayout stackLayout = new StackLayout
{
Children =
{
new Label { Text = "Title:" },
entry,
new Label { Text = "Note:" },
editor,
}
};
if (isNoteEdit)
{
// Cancel button.
Button cancelButton = new Button
{
Text = "Cancel",
HorizontalOptions = LayoutOptions.CenterAndExpand
};
cancelButton.Clicked += async (sender, args) =>
{
bool confirm = await this.DisplayAlert("Note Taker",
"Cancel note edit?",
"Yes", "No");
if (confirm)
{
// Reload note.
await note.LoadAsync();
// Return to home page.
await this.Navigation.PopAsync();
}
};
// Delete button
Button deleteButton = new Button
{
Text = "Delete",
HorizontalOptions = LayoutOptions.CenterAndExpand
};
deleteButton.Clicked += async (sender, args) =>
{
bool confirm = await this.DisplayAlert("Note Taker",
"Delete this note?",
"Yes", "No");
if (confirm)
{
// Delete Note file and remove from collection.
await note.DeleteAsync();
App.NoteFolder.Notes.Remove(note);
// Return to home page.
await this.Navigation.PopAsync();
}
};
StackLayout horzStack = new StackLayout
{
Orientation = StackOrientation.Horizontal,
Children =
{
cancelButton,
deleteButton
}
};
stackLayout.Children.Add(horzStack);
}
this.Content = stackLayout;
}示例2: NotePage
public NotePage(Note note, bool isNoteEdit = false)
{
// Initialize Note object
this.note = note;
this.isNoteEdit = isNoteEdit;
Title = isNoteEdit ? "Edit Note" : "New Note";
// Create Entry and Editor views.
Entry entry = new Entry
{
Placeholder = "Title (optional)"
};
Editor editor = new Editor
{
Keyboard = Keyboard.Create(KeyboardFlags.All),
BackgroundColor = Device.OnPlatform(Color.Default,
Color.Default,
Color.White),
VerticalOptions = LayoutOptions.FillAndExpand
};
// Set data bindings.
this.BindingContext = note;
entry.SetBinding(Entry.TextProperty, "Title");
editor.SetBinding(Editor.TextProperty, "Text");
// Assemble page.
StackLayout stackLayout = new StackLayout
{
Children =
{
new Label { Text = "Title:" },
entry,
new Label { Text = "Note:" },
editor,
}
};
if (isNoteEdit)
{
// Cancel toolbar item.
ToolbarItem cancelItem = new ToolbarItem
{
Name = "Cancel",
Icon = Device.OnPlatform("cancel.png",
"ic_action_cancel.png",
"Images/cancel.png"),
Order = ToolbarItemOrder.Primary
};
cancelItem.Activated += async (sender, args) =>
{
bool confirm = await this.DisplayAlert("Note Taker",
"Cancel note edit?",
"Yes", "No");
if (confirm)
{
// Reload note.
await note.LoadAsync();
// Return to home page.
await this.Navigation.PopAsync();
}
};
this.ToolbarItems.Add(cancelItem);
// Delete toolbar item.
ToolbarItem deleteItem = new ToolbarItem
{
Name = "Delete",
Icon = Device.OnPlatform("discard.png",
"ic_action_discard.png",
"Images/delete.png"),
Order = ToolbarItemOrder.Primary
};
deleteItem.Activated += async (sender, args) =>
{
bool confirm = await this.DisplayAlert("Note Taker",
"Delete this note?",
"Yes", "No");
if (confirm)
{
// Delete Note file and remove from collection.
await note.DeleteAsync();
App.NoteFolder.Notes.Remove(note);
// Return to home page.
await this.Navigation.PopAsync();
}
};
this.ToolbarItems.Add(deleteItem);
}
this.Content = stackLayout;
}