116 lines
3.3 KiB
C#
116 lines
3.3 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using Ooui;
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namespace Samples
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{
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public class TodoSample : ISample
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{
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public string Title => "Todo List";
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class Item : ListItem
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{
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Element label = new Div ();
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bool isDone;
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public bool IsDone {
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get => isDone;
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set {
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isDone = value;
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label.Style.TextDecoration =
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isDone ? "line-through" : "none";
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label.Style.FontWeight =
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isDone ? "normal" : "bold";
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label.Style.Color =
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isDone ? "#999" : "#000";
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}
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}
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public Item (string text)
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{
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ClassName = "list-group-item";
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Style.Cursor = "pointer";
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label.Text = text;
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label.Style.FontWeight = "bold";
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AppendChild (label);
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}
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}
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Element MakeTodo ()
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{
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List items = new List () {
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ClassName = "list-group",
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};
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items.Style.MarginTop = "1em";
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var heading = new Heading ("Todo List");
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var subtitle = new Paragraph ("This is the shared todo list of the world.");
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var inputForm = new Form {
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ClassName = "form-inline"
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};
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var input = new Input {
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ClassName = "form-control"
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};
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var addbtn = new Button ("Add") {
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Type = ButtonType.Submit,
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ClassName = "btn btn-primary",
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};
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addbtn.Style.MarginLeft = "1em";
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var clearbtn = new Button ("Clear Completed") {
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Type = ButtonType.Submit,
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ClassName = "btn btn-danger",
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};
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void AddItem ()
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{
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if (string.IsNullOrWhiteSpace (input.Value))
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return;
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var item = new Item (input.Value);
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item.Click += (s, e) => {
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item.IsDone = !item.IsDone;
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};
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items.InsertBefore (item, items.FirstChild);
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input.Value = "";
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}
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addbtn.Click += (s, e) => {
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AddItem ();
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};
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inputForm.Submit += (s, e) => {
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AddItem ();
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};
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clearbtn.Click += (s, e) => {
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var toremove = new List<Node> ();
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foreach (Item i in items.Children) {
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if (i.IsDone) toremove.Add (i);
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}
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foreach (var i in toremove) {
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items.RemoveChild (i);
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}
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};
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var app = new Div ();
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app.AppendChild (heading);
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app.AppendChild (subtitle);
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inputForm.AppendChild (input);
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inputForm.AppendChild (addbtn);
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app.AppendChild (inputForm);
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app.AppendChild (items);
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app.AppendChild (clearbtn);
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return app;
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}
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public void Publish ()
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{
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var b = MakeTodo ();
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UI.Publish ("/todo", MakeTodo);
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}
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public Element CreateElement ()
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{
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return MakeTodo ();
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}
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}
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}
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